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authorryker <>1998-10-05 20:13:14 +0000
committerryker <>1998-10-05 20:13:14 +0000
commitfe5d0717e2760d02faf23bf5a714f17b33ae4abb (patch)
tree8d4ad346f10a36bdd90b503d222bda6b4ecd0037 /src/lib/libcrypto/bio
parent75bf5ead4149b2b67781def7ace1ec720ae1753e (diff)
parentaeeae06a79815dc190061534d47236cec09f9e32 (diff)
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This commit was generated by cvs2git to track changes on a CVS vendor
branch.
Diffstat (limited to 'src/lib/libcrypto/bio')
-rw-r--r--src/lib/libcrypto/bio/b_dump.c125
-rw-r--r--src/lib/libcrypto/bio/b_print.c92
-rw-r--r--src/lib/libcrypto/bio/b_sock.c628
-rw-r--r--src/lib/libcrypto/bio/bf_buff.c512
-rw-r--r--src/lib/libcrypto/bio/bf_nbio.c268
-rw-r--r--src/lib/libcrypto/bio/bf_null.c196
-rw-r--r--src/lib/libcrypto/bio/bio.h688
-rw-r--r--src/lib/libcrypto/bio/bio_cb.c138
-rw-r--r--src/lib/libcrypto/bio/bio_err.c130
-rw-r--r--src/lib/libcrypto/bio/bio_lib.c519
-rw-r--r--src/lib/libcrypto/bio/bss_acpt.c500
-rw-r--r--src/lib/libcrypto/bio/bss_conn.c648
-rw-r--r--src/lib/libcrypto/bio/bss_fd.c62
-rw-r--r--src/lib/libcrypto/bio/bss_file.c339
-rw-r--r--src/lib/libcrypto/bio/bss_mem.c297
-rw-r--r--src/lib/libcrypto/bio/bss_null.c177
-rw-r--r--src/lib/libcrypto/bio/bss_sock.c461
17 files changed, 5780 insertions, 0 deletions
diff --git a/src/lib/libcrypto/bio/b_dump.c b/src/lib/libcrypto/bio/b_dump.c
new file mode 100644
index 0000000000..db84ad3d47
--- /dev/null
+++ b/src/lib/libcrypto/bio/b_dump.c
@@ -0,0 +1,125 @@
1/* crypto/bio/b_dump.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59/*
60 * Stolen from tjh's ssl/ssl_trc.c stuff.
61 */
62
63#include <stdio.h>
64#include "cryptlib.h"
65#include "bio.h"
66
67#define TRUNCATE
68#define DUMP_WIDTH 16
69
70int BIO_dump(bio,s,len)
71BIO *bio;
72char *s;
73int len;
74{
75 int ret=0;
76 char buf[160+1],tmp[20];
77 int i,j,rows,trunc;
78 unsigned char ch;
79
80 trunc=0;
81
82#ifdef TRUNCATE
83 for(; (len > 0) && ((s[len-1] == ' ') || (s[len-1] == '\0')); len--)
84 trunc++;
85#endif
86
87 rows=(len/DUMP_WIDTH);
88 if ((rows*DUMP_WIDTH)<len)
89 rows++;
90 for(i=0;i<rows;i++) {
91 buf[0]='\0'; /* start with empty string */
92 sprintf(tmp,"%04x - ",i*DUMP_WIDTH);
93 strcpy(buf,tmp);
94 for(j=0;j<DUMP_WIDTH;j++) {
95 if (((i*DUMP_WIDTH)+j)>=len) {
96 strcat(buf," ");
97 } else {
98 ch=((unsigned char)*((char *)(s)+i*DUMP_WIDTH+j)) & 0xff;
99 sprintf(tmp,"%02x%c",ch,j==7?'-':' ');
100 strcat(buf,tmp);
101 }
102 }
103 strcat(buf," ");
104 for(j=0;j<DUMP_WIDTH;j++) {
105 if (((i*DUMP_WIDTH)+j)>=len)
106 break;
107 ch=((unsigned char)*((char *)(s)+i*DUMP_WIDTH+j)) & 0xff;
108 sprintf(tmp,"%c",((ch>=' ')&&(ch<='~'))?ch:'.');
109 strcat(buf,tmp);
110 }
111 strcat(buf,"\n");
112 /* if this is the last call then update the ddt_dump thing so that
113 * we will move the selection point in the debug window
114 */
115 ret+=BIO_write(bio,(char *)buf,strlen(buf));
116 }
117#ifdef TRUNCATE
118 if (trunc > 0) {
119 sprintf(buf,"%04x - <SPACES/NULS>\n",len+trunc);
120 ret+=BIO_write(bio,(char *)buf,strlen(buf));
121 }
122#endif
123 return(ret);
124}
125
diff --git a/src/lib/libcrypto/bio/b_print.c b/src/lib/libcrypto/bio/b_print.c
new file mode 100644
index 0000000000..cdadeb839a
--- /dev/null
+++ b/src/lib/libcrypto/bio/b_print.c
@@ -0,0 +1,92 @@
1/* crypto/bio/b_print.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59/*
60 * Stolen from tjh's ssl/ssl_trc.c stuff.
61 */
62
63#include <stdio.h>
64#include "cryptlib.h"
65#include "bio.h"
66
67int BIO_printf ( VAR_PLIST( BIO *, bio ) )
68VAR_ALIST
69 {
70 VAR_BDEFN(args, BIO *, bio);
71 char *format;
72 int ret;
73 MS_STATIC char hugebuf[1024*2]; /* 10k in one chunk is the limit */
74
75 VAR_INIT(args, BIO *, bio);
76 VAR_ARG(args, char *, format);
77
78 hugebuf[0]='\0';
79
80/* no-one uses _doprnt anymore and it appears to be broken under SunOS 4.1.4 */
81#if 0 && defined(sun) && !defined(VAR_ANSI) /**/
82 _doprnt(hugebuf,format,args);
83#else /* !sun */
84 vsprintf(hugebuf,format,args);
85#endif /* sun */
86
87 ret=BIO_write(bio,hugebuf,strlen(hugebuf));
88
89 VAR_END( args );
90 return(ret);
91 }
92
diff --git a/src/lib/libcrypto/bio/b_sock.c b/src/lib/libcrypto/bio/b_sock.c
new file mode 100644
index 0000000000..a45909527c
--- /dev/null
+++ b/src/lib/libcrypto/bio/b_sock.c
@@ -0,0 +1,628 @@
1/* crypto/bio/b_sock.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#ifndef NO_SOCK
60
61#include <stdio.h>
62#include <stdlib.h>
63#include <errno.h>
64#define USE_SOCKETS
65#include "cryptlib.h"
66#include "bio.h"
67
68/* BIOerr(BIO_F_WSASTARTUP,BIO_R_WSASTARTUP ); */
69
70#ifdef WIN16
71#define SOCKET_PROTOCOL 0 /* more microsoft stupidity */
72#else
73#define SOCKET_PROTOCOL IPPROTO_TCP
74#endif
75
76#ifdef SO_MAXCONN
77#define MAX_LISTEN SOMAXCONN
78#elif defined(SO_MAXCONN)
79#define MAX_LISTEN SO_MAXCONN
80#else
81#define MAX_LISTEN 32
82#endif
83
84#ifdef WINDOWS
85static int wsa_init_done=0;
86#endif
87
88static unsigned long BIO_ghbn_hits=0L;
89static unsigned long BIO_ghbn_miss=0L;
90
91#define GHBN_NUM 4
92static struct ghbn_cache_st
93 {
94 char name[129];
95 struct hostent *ent;
96 unsigned long order;
97 } ghbn_cache[GHBN_NUM];
98
99#ifndef NOPROTO
100static int get_ip(char *str,unsigned char *ip);
101static void ghbn_free(struct hostent *a);
102static struct hostent *ghbn_dup(struct hostent *a);
103#else
104static int get_ip();
105static void ghbn_free();
106static struct hostent *ghbn_dup();
107#endif
108
109int BIO_get_host_ip(str,ip)
110char *str;
111unsigned char *ip;
112 {
113 int i;
114 struct hostent *he;
115
116 i=get_ip(str,ip);
117 if (i > 0) return(1);
118 if (i < 0)
119 {
120 BIOerr(BIO_F_BIO_GET_HOST_IP,BIO_R_INVALID_IP_ADDRESS);
121 ERR_add_error_data(2,"host=",str);
122 return(0);
123 }
124 else
125 { /* do a gethostbyname */
126 if (!BIO_sock_init()) return(0);
127
128 he=BIO_gethostbyname(str);
129 if (he == NULL)
130 {
131 BIOerr(BIO_F_BIO_GET_HOST_IP,BIO_R_BAD_HOSTNAME_LOOKUP);
132 ERR_add_error_data(2,"host=",str);
133 return(0);
134 }
135
136 /* cast to short because of win16 winsock definition */
137 if ((short)he->h_addrtype != AF_INET)
138 {
139 BIOerr(BIO_F_BIO_GET_HOST_IP,BIO_R_GETHOSTBYNAME_ADDR_IS_NOT_AF_INET);
140 ERR_add_error_data(2,"host=",str);
141 return(0);
142 }
143 for (i=0; i<4; i++)
144 ip[i]=he->h_addr_list[0][i];
145 }
146 return(1);
147 }
148
149int BIO_get_port(str,port_ptr)
150char *str;
151short *port_ptr;
152 {
153 int i;
154 struct servent *s;
155
156 if (str == NULL)
157 {
158 BIOerr(BIO_F_BIO_GET_PORT,BIO_R_NO_PORT_DEFINED);
159 return(0);
160 }
161 i=atoi(str);
162 if (i != 0)
163 *port_ptr=(unsigned short)i;
164 else
165 {
166 s=getservbyname(str,"tcp");
167 if (s == NULL)
168 {
169 if (strcmp(str,"http") == 0)
170 *port_ptr=80;
171 else if (strcmp(str,"telnet") == 0)
172 *port_ptr=23;
173 else if (strcmp(str,"socks") == 0)
174 *port_ptr=1080;
175 else if (strcmp(str,"https") == 0)
176 *port_ptr=443;
177 else if (strcmp(str,"ssl") == 0)
178 *port_ptr=443;
179 else if (strcmp(str,"ftp") == 0)
180 *port_ptr=21;
181 else if (strcmp(str,"gopher") == 0)
182 *port_ptr=70;
183#if 0
184 else if (strcmp(str,"wais") == 0)
185 *port_ptr=21;
186#endif
187 else
188 {
189 SYSerr(SYS_F_GETSERVBYNAME,get_last_socket_error());
190 ERR_add_error_data(3,"service='",str,"'");
191 return(0);
192 }
193 return(1);
194 }
195 *port_ptr=htons((unsigned short)s->s_port);
196 }
197 return(1);
198 }
199
200int BIO_sock_error(sock)
201int sock;
202 {
203 int j,i,size;
204
205 size=sizeof(int);
206
207 i=getsockopt(sock,SOL_SOCKET,SO_ERROR,(char *)&j,&size);
208 if (i < 0)
209 return(1);
210 else
211 return(j);
212 }
213
214long BIO_ghbn_ctrl(cmd,iarg,parg)
215int cmd;
216int iarg;
217char *parg;
218 {
219 int i;
220 char **p;
221
222 switch (cmd)
223 {
224 case BIO_GHBN_CTRL_HITS:
225 return(BIO_ghbn_hits);
226 break;
227 case BIO_GHBN_CTRL_MISSES:
228 return(BIO_ghbn_miss);
229 break;
230 case BIO_GHBN_CTRL_CACHE_SIZE:
231 return(GHBN_NUM);
232 break;
233 case BIO_GHBN_CTRL_GET_ENTRY:
234 if ((iarg >= 0) && (iarg <GHBN_NUM) &&
235 (ghbn_cache[iarg].order > 0))
236 {
237 p=(char **)parg;
238 if (p == NULL) return(0);
239 *p=ghbn_cache[iarg].name;
240 ghbn_cache[iarg].name[128]='\0';
241 return(1);
242 }
243 return(0);
244 break;
245 case BIO_GHBN_CTRL_FLUSH:
246 for (i=0; i<GHBN_NUM; i++)
247 ghbn_cache[i].order=0;
248 break;
249 default:
250 return(0);
251 }
252 return(1);
253 }
254
255static struct hostent *ghbn_dup(a)
256struct hostent *a;
257 {
258 struct hostent *ret;
259 int i,j;
260
261 ret=(struct hostent *)malloc(sizeof(struct hostent));
262 if (ret == NULL) return(NULL);
263 memset(ret,0,sizeof(struct hostent));
264
265 for (i=0; a->h_aliases[i] != NULL; i++)
266 ;
267 i++;
268 ret->h_aliases=(char **)malloc(sizeof(char *)*i);
269 memset(ret->h_aliases,0,sizeof(char *)*i);
270 if (ret == NULL) goto err;
271
272 for (i=0; a->h_addr_list[i] != NULL; i++)
273 ;
274 i++;
275 ret->h_addr_list=(char **)malloc(sizeof(char *)*i);
276 memset(ret->h_addr_list,0,sizeof(char *)*i);
277 if (ret->h_addr_list == NULL) goto err;
278
279 j=strlen(a->h_name)+1;
280 if ((ret->h_name=malloc(j)) == NULL) goto err;
281 memcpy((char *)ret->h_name,a->h_name,j);
282 for (i=0; a->h_aliases[i] != NULL; i++)
283 {
284 j=strlen(a->h_aliases[i])+1;
285 if ((ret->h_aliases[i]=malloc(j)) == NULL) goto err;
286 memcpy(ret->h_aliases[i],a->h_aliases[i],j);
287 }
288 ret->h_length=a->h_length;
289 ret->h_addrtype=a->h_addrtype;
290 for (i=0; a->h_addr_list[i] != NULL; i++)
291 {
292 if ((ret->h_addr_list[i]=malloc(a->h_length)) == NULL)
293 goto err;
294 memcpy(ret->h_addr_list[i],a->h_addr_list[i],a->h_length);
295 }
296 return(ret);
297err:
298 if (ret != NULL)
299 ghbn_free(ret);
300 return(NULL);
301 }
302
303static void ghbn_free(a)
304struct hostent *a;
305 {
306 int i;
307
308 if (a->h_aliases != NULL)
309 {
310 for (i=0; a->h_aliases[i] != NULL; i++)
311 free(a->h_aliases[i]);
312 free(a->h_aliases);
313 }
314 if (a->h_addr_list != NULL)
315 {
316 for (i=0; a->h_addr_list[i] != NULL; i++)
317 free(a->h_addr_list[i]);
318 free(a->h_addr_list);
319 }
320 if (a->h_name != NULL) free((char *)a->h_name);
321 free(a);
322 }
323
324struct hostent *BIO_gethostbyname(name)
325char *name;
326 {
327 struct hostent *ret;
328 int i,lowi=0,j;
329 unsigned long low= (unsigned long)-1;
330
331/* return(gethostbyname(name)); */
332
333 CRYPTO_w_lock(CRYPTO_LOCK_BIO_GETHOSTBYNAME);
334 j=strlen(name);
335 if (j < 128)
336 {
337 for (i=0; i<GHBN_NUM; i++)
338 {
339 if (low > ghbn_cache[i].order)
340 {
341 low=ghbn_cache[i].order;
342 lowi=i;
343 }
344 if (ghbn_cache[i].order > 0)
345 {
346 if (strncmp(name,ghbn_cache[i].name,128) == 0)
347 break;
348 }
349 }
350 }
351 else
352 i=GHBN_NUM;
353
354 if (i == GHBN_NUM) /* no hit*/
355 {
356 BIO_ghbn_miss++;
357 ret=gethostbyname(name);
358
359 if (ret == NULL) return(NULL);
360 if (j > 128) return(ret); /* too big to cache */
361
362 /* else add to cache */
363 if (ghbn_cache[lowi].ent != NULL)
364 ghbn_free(ghbn_cache[lowi].ent);
365
366 strncpy(ghbn_cache[lowi].name,name,128);
367 ghbn_cache[lowi].ent=ghbn_dup(ret);
368 ghbn_cache[lowi].order=BIO_ghbn_miss+BIO_ghbn_hits;
369 }
370 else
371 {
372 BIO_ghbn_hits++;
373 ret= ghbn_cache[i].ent;
374 ghbn_cache[i].order=BIO_ghbn_miss+BIO_ghbn_hits;
375 }
376 CRYPTO_w_unlock(CRYPTO_LOCK_BIO_GETHOSTBYNAME);
377 return(ret);
378 }
379
380int BIO_sock_init()
381 {
382#ifdef WINDOWS
383 static struct WSAData wsa_state;
384
385 if (!wsa_init_done)
386 {
387 int err;
388
389#ifdef SIGINT
390 signal(SIGINT,(void (*)(int))BIO_sock_cleanup);
391#endif
392 wsa_init_done=1;
393 memset(&wsa_state,0,sizeof(wsa_state));
394 if (WSAStartup(0x0101,&wsa_state)!=0)
395 {
396 err=WSAGetLastError();
397 SYSerr(SYS_F_WSASTARTUP,err);
398 BIOerr(BIO_F_BIO_SOCK_INIT,BIO_R_WSASTARTUP);
399 return(-1);
400 }
401 }
402#endif /* WINDOWS */
403 return(1);
404 }
405
406void BIO_sock_cleanup()
407 {
408#ifdef WINDOWS
409 if (wsa_init_done)
410 {
411 wsa_init_done=0;
412 WSACancelBlockingCall();
413 WSACleanup();
414 }
415#endif
416 }
417
418int BIO_socket_ioctl(fd,type,arg)
419int fd;
420long type;
421unsigned long *arg;
422 {
423 int i;
424
425 i=ioctlsocket(fd,type,arg);
426 if (i < 0)
427 SYSerr(SYS_F_IOCTLSOCKET,get_last_socket_error());
428 return(i);
429 }
430
431/* The reason I have implemented this instead of using sscanf is because
432 * Visual C 1.52c gives an unresolved external when linking a DLL :-( */
433static int get_ip(str,ip)
434char *str;
435unsigned char ip[4];
436 {
437 unsigned int tmp[4];
438 int num=0,c,ok=0;
439
440 tmp[0]=tmp[1]=tmp[2]=tmp[3]=0;
441
442 for (;;)
443 {
444 c= *(str++);
445 if ((c >= '0') && (c <= '9'))
446 {
447 ok=1;
448 tmp[num]=tmp[num]*10+c-'0';
449 if (tmp[num] > 255) return(-1);
450 }
451 else if (c == '.')
452 {
453 if (!ok) return(-1);
454 if (num == 3) break;
455 num++;
456 ok=0;
457 }
458 else if ((num == 3) && ok)
459 break;
460 else
461 return(0);
462 }
463 ip[0]=tmp[0];
464 ip[1]=tmp[1];
465 ip[2]=tmp[2];
466 ip[3]=tmp[3];
467 return(1);
468 }
469
470int BIO_get_accept_socket(host)
471char *host;
472 {
473 int ret=0;
474 struct sockaddr_in server;
475 int s= -1;
476 unsigned char ip[4];
477 short port;
478 char *str,*h,*p,*e;
479 unsigned long l;
480
481 if (!BIO_sock_init()) return(INVALID_SOCKET);
482
483 if ((str=BUF_strdup(host)) == NULL) return(INVALID_SOCKET);
484
485 h=p=NULL;
486 h=str;
487 for (e=str; *e; e++)
488 {
489 if (*e == ':')
490 {
491 p= &(e[1]);
492 *e='\0';
493 }
494 else if (*e == '/')
495 {
496 *e='\0';
497 break;
498 }
499 }
500
501 if (p == NULL)
502 {
503 p=h;
504 h="*";
505 }
506
507 if (!BIO_get_port(p,&port)) return(INVALID_SOCKET);
508
509 memset((char *)&server,0,sizeof(server));
510 server.sin_family=AF_INET;
511 server.sin_port=htons((unsigned short)port);
512
513 if (strcmp(h,"*") == 0)
514 server.sin_addr.s_addr=INADDR_ANY;
515 else
516 {
517 if (!BIO_get_host_ip(h,&(ip[0]))) return(INVALID_SOCKET);
518 l=(unsigned long)
519 ((unsigned long)ip[0]<<24L)|
520 ((unsigned long)ip[0]<<16L)|
521 ((unsigned long)ip[0]<< 8L)|
522 ((unsigned long)ip[0]);
523 server.sin_addr.s_addr=htonl(l);
524 }
525
526 s=socket(AF_INET,SOCK_STREAM,SOCKET_PROTOCOL);
527 if (s == INVALID_SOCKET)
528 {
529 SYSerr(SYS_F_SOCKET,get_last_socket_error());
530 ERR_add_error_data(3,"port='",host,"'");
531 BIOerr(BIO_F_BIO_GET_ACCEPT_SOCKET,BIO_R_UNABLE_TO_CREATE_SOCKET);
532 goto err;
533 }
534 if (bind(s,(struct sockaddr *)&server,sizeof(server)) == -1)
535 {
536 SYSerr(SYS_F_BIND,get_last_socket_error());
537 ERR_add_error_data(3,"port='",host,"'");
538 BIOerr(BIO_F_BIO_GET_ACCEPT_SOCKET,BIO_R_UNABLE_TO_BIND_SOCKET);
539 goto err;
540 }
541 if (listen(s,MAX_LISTEN) == -1)
542 {
543 SYSerr(SYS_F_BIND,get_last_socket_error());
544 ERR_add_error_data(3,"port='",host,"'");
545 BIOerr(BIO_F_BIO_GET_ACCEPT_SOCKET,BIO_R_UNABLE_TO_LISTEN_SOCKET);
546 goto err;
547 }
548 ret=1;
549err:
550 if (str != NULL) Free(str);
551 if ((ret == 0) && (s != INVALID_SOCKET))
552 {
553#ifdef WINDOWS
554 closesocket(s);
555#else
556 close(s);
557#endif
558 s= INVALID_SOCKET;
559 }
560 return(s);
561 }
562
563int BIO_accept(sock,addr)
564int sock;
565char **addr;
566 {
567 int ret=INVALID_SOCKET;
568 static struct sockaddr_in from;
569 unsigned long l;
570 short port;
571 int len;
572 char *p;
573
574 memset((char *)&from,0,sizeof(from));
575 len=sizeof(from);
576 ret=accept(sock,(struct sockaddr *)&from,&len);
577 if (ret == INVALID_SOCKET)
578 {
579 SYSerr(SYS_F_ACCEPT,get_last_socket_error());
580 BIOerr(BIO_F_BIO_ACCEPT,BIO_R_ACCEPT_ERROR);
581 goto end;
582 }
583
584 if (addr == NULL) goto end;
585
586 l=ntohl(from.sin_addr.s_addr);
587 port=ntohs(from.sin_port);
588 if (*addr == NULL)
589 {
590 if ((p=Malloc(24)) == NULL)
591 {
592 BIOerr(BIO_F_BIO_ACCEPT,ERR_R_MALLOC_FAILURE);
593 goto end;
594 }
595 *addr=p;
596 }
597 sprintf(*addr,"%d.%d.%d.%d:%d",
598 (unsigned char)(l>>24L)&0xff,
599 (unsigned char)(l>>16L)&0xff,
600 (unsigned char)(l>> 8L)&0xff,
601 (unsigned char)(l )&0xff,
602 port);
603end:
604 return(ret);
605 }
606
607int BIO_set_tcp_ndelay(s,on)
608int s;
609int on;
610 {
611 int ret=0;
612#if defined(TCP_NODELAY) && (defined(IPPROTO_TCP) || defined(SOL_TCP))
613 int opt;
614
615#ifdef SOL_TCP
616 opt=SOL_TCP;
617#else
618#ifdef IPPROTO_TCP
619 opt=IPPROTO_TCP;
620#endif
621#endif
622
623 ret=setsockopt(s,opt,TCP_NODELAY,(char *)&on,sizeof(on));
624#endif
625 return(ret == 0);
626 }
627#endif
628
diff --git a/src/lib/libcrypto/bio/bf_buff.c b/src/lib/libcrypto/bio/bf_buff.c
new file mode 100644
index 0000000000..7912b88473
--- /dev/null
+++ b/src/lib/libcrypto/bio/bf_buff.c
@@ -0,0 +1,512 @@
1/* crypto/bio/bf_buff.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <errno.h>
61#include "cryptlib.h"
62#include "bio.h"
63#include "evp.h"
64
65#ifndef NOPROTO
66static int buffer_write(BIO *h,char *buf,int num);
67static int buffer_read(BIO *h,char *buf,int size);
68static int buffer_puts(BIO *h,char *str);
69static int buffer_gets(BIO *h,char *str,int size);
70static long buffer_ctrl(BIO *h,int cmd,long arg1,char *arg2);
71static int buffer_new(BIO *h);
72static int buffer_free(BIO *data);
73#else
74static int buffer_write();
75static int buffer_read();
76static int buffer_puts();
77static int buffer_gets();
78static long buffer_ctrl();
79static int buffer_new();
80static int buffer_free();
81#endif
82
83#define DEFAULT_BUFFER_SIZE 1024
84
85static BIO_METHOD methods_buffer=
86 {
87 BIO_TYPE_BUFFER,
88 "buffer",
89 buffer_write,
90 buffer_read,
91 buffer_puts,
92 buffer_gets,
93 buffer_ctrl,
94 buffer_new,
95 buffer_free,
96 };
97
98BIO_METHOD *BIO_f_buffer()
99 {
100 return(&methods_buffer);
101 }
102
103static int buffer_new(bi)
104BIO *bi;
105 {
106 BIO_F_BUFFER_CTX *ctx;
107
108 ctx=(BIO_F_BUFFER_CTX *)Malloc(sizeof(BIO_F_BUFFER_CTX));
109 if (ctx == NULL) return(0);
110 ctx->ibuf=(char *)Malloc(DEFAULT_BUFFER_SIZE);
111 if (ctx->ibuf == NULL) { Free(ctx); return(0); }
112 ctx->obuf=(char *)Malloc(DEFAULT_BUFFER_SIZE);
113 if (ctx->obuf == NULL) { Free(ctx->ibuf); Free(ctx); return(0); }
114 ctx->ibuf_size=DEFAULT_BUFFER_SIZE;
115 ctx->obuf_size=DEFAULT_BUFFER_SIZE;
116 ctx->ibuf_len=0;
117 ctx->ibuf_off=0;
118 ctx->obuf_len=0;
119 ctx->obuf_off=0;
120
121 bi->init=1;
122 bi->ptr=(char *)ctx;
123 bi->flags=0;
124 return(1);
125 }
126
127static int buffer_free(a)
128BIO *a;
129 {
130 BIO_F_BUFFER_CTX *b;
131
132 if (a == NULL) return(0);
133 b=(BIO_F_BUFFER_CTX *)a->ptr;
134 if (b->ibuf != NULL) Free(b->ibuf);
135 if (b->obuf != NULL) Free(b->obuf);
136 Free(a->ptr);
137 a->ptr=NULL;
138 a->init=0;
139 a->flags=0;
140 return(1);
141 }
142
143static int buffer_read(b,out,outl)
144BIO *b;
145char *out;
146int outl;
147 {
148 int i,num=0;
149 BIO_F_BUFFER_CTX *ctx;
150
151 if (out == NULL) return(0);
152 ctx=(BIO_F_BUFFER_CTX *)b->ptr;
153
154 if ((ctx == NULL) || (b->next_bio == NULL)) return(0);
155 num=0;
156 BIO_clear_retry_flags(b);
157
158start:
159 i=ctx->ibuf_len;
160 /* If there is stuff left over, grab it */
161 if (i != 0)
162 {
163 if (i > outl) i=outl;
164 memcpy(out,&(ctx->ibuf[ctx->ibuf_off]),i);
165 ctx->ibuf_off+=i;
166 ctx->ibuf_len-=i;
167 num+=i;
168 if (outl == i) return(num);
169 outl-=i;
170 out+=i;
171 }
172
173 /* We may have done a partial read. try to do more.
174 * We have nothing in the buffer.
175 * If we get an error and have read some data, just return it
176 * and let them retry to get the error again.
177 * copy direct to parent address space */
178 if (outl > ctx->ibuf_size)
179 {
180 for (;;)
181 {
182 i=BIO_read(b->next_bio,out,outl);
183 if (i <= 0)
184 {
185 BIO_copy_next_retry(b);
186 if (i < 0) return((num > 0)?num:i);
187 if (i == 0) return(num);
188 }
189 num+=i;
190 if (outl == i) return(num);
191 out+=i;
192 outl-=i;
193 }
194 }
195 /* else */
196
197 /* we are going to be doing some buffering */
198 i=BIO_read(b->next_bio,ctx->ibuf,ctx->ibuf_size);
199 if (i <= 0)
200 {
201 BIO_copy_next_retry(b);
202 if (i < 0) return((num > 0)?num:i);
203 if (i == 0) return(num);
204 }
205 ctx->ibuf_off=0;
206 ctx->ibuf_len=i;
207
208 /* Lets re-read using ourselves :-) */
209 goto start;
210 }
211
212static int buffer_write(b,in,inl)
213BIO *b;
214char *in;
215int inl;
216 {
217 int i,num=0;
218 BIO_F_BUFFER_CTX *ctx;
219
220 if ((in == NULL) || (inl <= 0)) return(0);
221 ctx=(BIO_F_BUFFER_CTX *)b->ptr;
222 if ((ctx == NULL) || (b->next_bio == NULL)) return(0);
223
224 BIO_clear_retry_flags(b);
225start:
226 i=ctx->obuf_size-(ctx->obuf_len+ctx->obuf_off);
227 /* add to buffer and return */
228 if (i >= inl)
229 {
230 memcpy(&(ctx->obuf[ctx->obuf_len]),in,inl);
231 ctx->obuf_len+=inl;
232 return(num+inl);
233 }
234 /* else */
235 /* stuff already in buffer, so add to it first, then flush */
236 if (ctx->obuf_len != 0)
237 {
238 if (i > 0) /* lets fill it up if we can */
239 {
240 memcpy(&(ctx->obuf[ctx->obuf_len]),in,i);
241 in+=i;
242 inl-=i;
243 num+=i;
244 ctx->obuf_len+=i;
245 }
246 /* we now have a full buffer needing flushing */
247 for (;;)
248 {
249 i=BIO_write(b->next_bio,&(ctx->obuf[ctx->obuf_off]),
250 ctx->obuf_len);
251 if (i <= 0)
252 {
253 BIO_copy_next_retry(b);
254
255 if (i < 0) return((num > 0)?num:i);
256 if (i == 0) return(num);
257 }
258 ctx->obuf_off+=i;
259 ctx->obuf_len-=i;
260 if (ctx->obuf_len == 0) break;
261 }
262 }
263 /* we only get here if the buffer has been flushed and we
264 * still have stuff to write */
265 ctx->obuf_off=0;
266
267 /* we now have inl bytes to write */
268 while (inl >= ctx->obuf_size)
269 {
270 i=BIO_write(b->next_bio,in,inl);
271 if (i <= 0)
272 {
273 BIO_copy_next_retry(b);
274 if (i < 0) return((num > 0)?num:i);
275 if (i == 0) return(num);
276 }
277 num+=i;
278 in+=i;
279 inl-=i;
280 if (inl == 0) return(num);
281 }
282
283 /* copy the rest into the buffer since we have only a small
284 * amount left */
285 goto start;
286 }
287
288static long buffer_ctrl(b,cmd,num,ptr)
289BIO *b;
290int cmd;
291long num;
292char *ptr;
293 {
294 BIO *dbio;
295 BIO_F_BUFFER_CTX *ctx;
296 long ret=1;
297 char *p1,*p2;
298 int r,i,*ip;
299 int ibs,obs;
300
301 ctx=(BIO_F_BUFFER_CTX *)b->ptr;
302
303 switch (cmd)
304 {
305 case BIO_CTRL_RESET:
306 ctx->ibuf_off=0;
307 ctx->ibuf_len=0;
308 ctx->obuf_off=0;
309 ctx->obuf_len=0;
310 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
311 break;
312 case BIO_CTRL_INFO:
313 ret=(long)ctx->obuf_len;
314 break;
315 case BIO_C_GET_BUFF_NUM_LINES:
316 ret=0;
317 p1=ctx->ibuf;
318 for (i=ctx->ibuf_off; i<ctx->ibuf_len; i++)
319 {
320 if (p1[i] == '\n') ret++;
321 }
322 break;
323 case BIO_CTRL_WPENDING:
324 ret=(long)ctx->obuf_len;
325 if (ret == 0)
326 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
327 break;
328 case BIO_CTRL_PENDING:
329 ret=(long)ctx->ibuf_len;
330 if (ret == 0)
331 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
332 break;
333 case BIO_C_SET_BUFF_READ_DATA:
334 if (num > ctx->ibuf_size)
335 {
336 p1=Malloc((int)num);
337 if (p1 == NULL) goto malloc_error;
338 if (ctx->ibuf != NULL) Free(ctx->ibuf);
339 ctx->ibuf=p1;
340 }
341 ctx->ibuf_off=0;
342 ctx->ibuf_len=(int)num;
343 memcpy(ctx->ibuf,ptr,(int)num);
344 ret=1;
345 break;
346 case BIO_C_SET_BUFF_SIZE:
347 if (ptr != NULL)
348 {
349 ip=(int *)ptr;
350 if (*ip == 0)
351 {
352 ibs=(int)num;
353 obs=ctx->obuf_size;
354 }
355 else /* if (*ip == 1) */
356 {
357 ibs=ctx->ibuf_size;
358 obs=(int)num;
359 }
360 }
361 else
362 {
363 ibs=(int)num;
364 obs=(int)num;
365 }
366 p1=ctx->ibuf;
367 p2=ctx->obuf;
368 if ((ibs > DEFAULT_BUFFER_SIZE) && (ibs != ctx->ibuf_size))
369 {
370 p1=(char *)Malloc((int)num);
371 if (p1 == NULL) goto malloc_error;
372 }
373 if ((obs > DEFAULT_BUFFER_SIZE) && (obs != ctx->obuf_size))
374 {
375 p2=(char *)Malloc((int)num);
376 if (p2 == NULL)
377 {
378 if (p1 != ctx->ibuf) Free(p1);
379 goto malloc_error;
380 }
381 }
382 if (ctx->ibuf != p1)
383 {
384 Free(ctx->ibuf);
385 ctx->ibuf=p1;
386 ctx->ibuf_off=0;
387 ctx->ibuf_len=0;
388 ctx->ibuf_size=ibs;
389 }
390 if (ctx->obuf != p2)
391 {
392 Free(ctx->obuf);
393 ctx->obuf=p2;
394 ctx->obuf_off=0;
395 ctx->obuf_len=0;
396 ctx->obuf_size=obs;
397 }
398 break;
399 case BIO_C_DO_STATE_MACHINE:
400 BIO_clear_retry_flags(b);
401 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
402 BIO_copy_next_retry(b);
403 break;
404
405 case BIO_CTRL_FLUSH:
406 if (ctx->obuf_len <= 0)
407 {
408 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
409 break;
410 }
411
412 for (;;)
413 {
414 BIO_clear_retry_flags(b);
415 if (ctx->obuf_len > ctx->obuf_off)
416 {
417 r=BIO_write(b->next_bio,
418 &(ctx->obuf[ctx->obuf_off]),
419 ctx->obuf_len-ctx->obuf_off);
420#if 0
421fprintf(stderr,"FLUSH [%3d] %3d -> %3d\n",ctx->obuf_off,ctx->obuf_len-ctx->obuf_off,r);
422#endif
423 BIO_copy_next_retry(b);
424 if (r <= 0) return((long)r);
425 ctx->obuf_off+=r;
426 }
427 else
428 {
429 ctx->obuf_len=0;
430 ctx->obuf_off=0;
431 ret=1;
432 break;
433 }
434 }
435 break;
436 case BIO_CTRL_DUP:
437 dbio=(BIO *)ptr;
438 if ( !BIO_set_read_buffer_size(dbio,ctx->ibuf_size) ||
439 !BIO_set_write_buffer_size(dbio,ctx->obuf_size))
440 ret=0;
441 break;
442 default:
443 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
444 break;
445 }
446 return(ret);
447malloc_error:
448 BIOerr(BIO_F_BUFFER_CTRL,ERR_R_MALLOC_FAILURE);
449 return(0);
450 }
451
452static int buffer_gets(b,buf,size)
453BIO *b;
454char *buf;
455int size;
456 {
457 BIO_F_BUFFER_CTX *ctx;
458 int num=0,i,flag;
459 char *p;
460
461 ctx=(BIO_F_BUFFER_CTX *)b->ptr;
462 size--; /* reserve space for a '\0' */
463 BIO_clear_retry_flags(b);
464
465 for (;;)
466 {
467 if (ctx->ibuf_len > 0)
468 {
469 p= &(ctx->ibuf[ctx->ibuf_off]);
470 flag=0;
471 for (i=0; (i<ctx->ibuf_len) && (i<size); i++)
472 {
473 *(buf++)=p[i];
474 if (p[i] == '\n')
475 {
476 flag=1;
477 i++;
478 break;
479 }
480 }
481 num+=i;
482 size-=i;
483 ctx->ibuf_len-=i;
484 ctx->ibuf_off+=i;
485 if ((flag) || (i == size))
486 {
487 *buf='\0';
488 return(num);
489 }
490 }
491 else /* read another chunk */
492 {
493 i=BIO_read(b->next_bio,ctx->ibuf,ctx->ibuf_size);
494 if (i <= 0)
495 {
496 BIO_copy_next_retry(b);
497 if (i < 0) return((num > 0)?num:i);
498 if (i == 0) return(num);
499 }
500 ctx->ibuf_len=i;
501 ctx->ibuf_off=0;
502 }
503 }
504 }
505
506static int buffer_puts(b,str)
507BIO *b;
508char *str;
509 {
510 return(BIO_write(b,str,strlen(str)));
511 }
512
diff --git a/src/lib/libcrypto/bio/bf_nbio.c b/src/lib/libcrypto/bio/bf_nbio.c
new file mode 100644
index 0000000000..034b3024df
--- /dev/null
+++ b/src/lib/libcrypto/bio/bf_nbio.c
@@ -0,0 +1,268 @@
1/* crypto/bio/bf_nbio.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <errno.h>
61#include "cryptlib.h"
62#include "rand.h"
63#include "bio.h"
64#include "evp.h"
65
66/* BIO_put and BIO_get both add to the digest,
67 * BIO_gets returns the digest */
68
69#ifndef NOPROTO
70static int nbiof_write(BIO *h,char *buf,int num);
71static int nbiof_read(BIO *h,char *buf,int size);
72static int nbiof_puts(BIO *h,char *str);
73static int nbiof_gets(BIO *h,char *str,int size);
74static long nbiof_ctrl(BIO *h,int cmd,long arg1,char *arg2);
75static int nbiof_new(BIO *h);
76static int nbiof_free(BIO *data);
77#else
78static int nbiof_write();
79static int nbiof_read();
80static int nbiof_puts();
81static int nbiof_gets();
82static long nbiof_ctrl();
83static int nbiof_new();
84static int nbiof_free();
85#endif
86
87typedef struct nbio_test_st
88 {
89 /* only set if we sent a 'should retry' error */
90 int lrn;
91 int lwn;
92 } NBIO_TEST;
93
94static BIO_METHOD methods_nbiof=
95 {
96 BIO_TYPE_NBIO_TEST,
97 "non-blocking IO test filter",
98 nbiof_write,
99 nbiof_read,
100 nbiof_puts,
101 nbiof_gets,
102 nbiof_ctrl,
103 nbiof_new,
104 nbiof_free,
105 };
106
107BIO_METHOD *BIO_f_nbio_test()
108 {
109 return(&methods_nbiof);
110 }
111
112static int nbiof_new(bi)
113BIO *bi;
114 {
115 NBIO_TEST *nt;
116
117 nt=(NBIO_TEST *)Malloc(sizeof(NBIO_TEST));
118 nt->lrn= -1;
119 nt->lwn= -1;
120 bi->ptr=(char *)nt;
121 bi->init=1;
122 bi->flags=0;
123 return(1);
124 }
125
126static int nbiof_free(a)
127BIO *a;
128 {
129 if (a == NULL) return(0);
130 if (a->ptr != NULL)
131 Free(a->ptr);
132 a->ptr=NULL;
133 a->init=0;
134 a->flags=0;
135 return(1);
136 }
137
138static int nbiof_read(b,out,outl)
139BIO *b;
140char *out;
141int outl;
142 {
143 NBIO_TEST *nt;
144 int ret=0;
145#if 0
146 int num;
147 unsigned char n;
148#endif
149
150 if (out == NULL) return(0);
151 if (b->next_bio == NULL) return(0);
152 nt=(NBIO_TEST *)b->ptr;
153
154 BIO_clear_retry_flags(b);
155#if 0
156 RAND_bytes(&n,1);
157 num=(n&0x07);
158
159 if (outl > num) outl=num;
160
161 if (num == 0)
162 {
163 ret= -1;
164 BIO_set_retry_read(b);
165 }
166 else
167#endif
168 {
169 ret=BIO_read(b->next_bio,out,outl);
170 if (ret < 0)
171 BIO_copy_next_retry(b);
172 }
173 return(ret);
174 }
175
176static int nbiof_write(b,in,inl)
177BIO *b;
178char *in;
179int inl;
180 {
181 NBIO_TEST *nt;
182 int ret=0;
183 int num;
184 unsigned char n;
185
186 if ((in == NULL) || (inl <= 0)) return(0);
187 if (b->next_bio == NULL) return(0);
188 nt=(NBIO_TEST *)b->ptr;
189
190 BIO_clear_retry_flags(b);
191
192#if 1
193 if (nt->lwn > 0)
194 {
195 num=nt->lwn;
196 nt->lwn=0;
197 }
198 else
199 {
200 RAND_bytes(&n,1);
201 num=(n&7);
202 }
203
204 if (inl > num) inl=num;
205
206 if (num == 0)
207 {
208 ret= -1;
209 BIO_set_retry_write(b);
210 }
211 else
212#endif
213 {
214 ret=BIO_write(b->next_bio,in,inl);
215 if (ret < 0)
216 {
217 BIO_copy_next_retry(b);
218 nt->lwn=inl;
219 }
220 }
221 return(ret);
222 }
223
224static long nbiof_ctrl(b,cmd,num,ptr)
225BIO *b;
226int cmd;
227long num;
228char *ptr;
229 {
230 long ret;
231
232 if (b->next_bio == NULL) return(0);
233 switch (cmd)
234 {
235 case BIO_C_DO_STATE_MACHINE:
236 BIO_clear_retry_flags(b);
237 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
238 BIO_copy_next_retry(b);
239 break;
240 case BIO_CTRL_DUP:
241 ret=0L;
242 break;
243 default:
244 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
245 break;
246 }
247 return(ret);
248 }
249
250static int nbiof_gets(bp,buf,size)
251BIO *bp;
252char *buf;
253int size;
254 {
255 if (bp->next_bio == NULL) return(0);
256 return(BIO_gets(bp->next_bio,buf,size));
257 }
258
259
260static int nbiof_puts(bp,str)
261BIO *bp;
262char *str;
263 {
264 if (bp->next_bio == NULL) return(0);
265 return(BIO_puts(bp->next_bio,str));
266 }
267
268
diff --git a/src/lib/libcrypto/bio/bf_null.c b/src/lib/libcrypto/bio/bf_null.c
new file mode 100644
index 0000000000..a47a65741a
--- /dev/null
+++ b/src/lib/libcrypto/bio/bf_null.c
@@ -0,0 +1,196 @@
1/* crypto/bio/bf_null.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <errno.h>
61#include "cryptlib.h"
62#include "bio.h"
63#include "evp.h"
64
65/* BIO_put and BIO_get both add to the digest,
66 * BIO_gets returns the digest */
67
68#ifndef NOPROTO
69static int nullf_write(BIO *h,char *buf,int num);
70static int nullf_read(BIO *h,char *buf,int size);
71static int nullf_puts(BIO *h,char *str);
72static int nullf_gets(BIO *h,char *str,int size);
73static long nullf_ctrl(BIO *h,int cmd,long arg1,char *arg2);
74static int nullf_new(BIO *h);
75static int nullf_free(BIO *data);
76#else
77static int nullf_write();
78static int nullf_read();
79static int nullf_puts();
80static int nullf_gets();
81static long nullf_ctrl();
82static int nullf_new();
83static int nullf_free();
84#endif
85
86static BIO_METHOD methods_nullf=
87 {
88 BIO_TYPE_NULL_FILTER,
89 "NULL filter",
90 nullf_write,
91 nullf_read,
92 nullf_puts,
93 nullf_gets,
94 nullf_ctrl,
95 nullf_new,
96 nullf_free,
97 };
98
99BIO_METHOD *BIO_f_null()
100 {
101 return(&methods_nullf);
102 }
103
104static int nullf_new(bi)
105BIO *bi;
106 {
107 bi->init=1;
108 bi->ptr=NULL;
109 bi->flags=0;
110 return(1);
111 }
112
113static int nullf_free(a)
114BIO *a;
115 {
116 if (a == NULL) return(0);
117/* a->ptr=NULL;
118 a->init=0;
119 a->flags=0;*/
120 return(1);
121 }
122
123static int nullf_read(b,out,outl)
124BIO *b;
125char *out;
126int outl;
127 {
128 int ret=0;
129
130 if (out == NULL) return(0);
131 if (b->next_bio == NULL) return(0);
132 ret=BIO_read(b->next_bio,out,outl);
133 BIO_clear_retry_flags(b);
134 BIO_copy_next_retry(b);
135 return(ret);
136 }
137
138static int nullf_write(b,in,inl)
139BIO *b;
140char *in;
141int inl;
142 {
143 int ret=0;
144
145 if ((in == NULL) || (inl <= 0)) return(0);
146 if (b->next_bio == NULL) return(0);
147 ret=BIO_write(b->next_bio,in,inl);
148 BIO_clear_retry_flags(b);
149 BIO_copy_next_retry(b);
150 return(ret);
151 }
152
153static long nullf_ctrl(b,cmd,num,ptr)
154BIO *b;
155int cmd;
156long num;
157char *ptr;
158 {
159 long ret;
160
161 if (b->next_bio == NULL) return(0);
162 switch(cmd)
163 {
164 case BIO_C_DO_STATE_MACHINE:
165 BIO_clear_retry_flags(b);
166 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
167 BIO_copy_next_retry(b);
168 break;
169 case BIO_CTRL_DUP:
170 ret=0L;
171 break;
172 default:
173 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
174 }
175 return(ret);
176 }
177
178static int nullf_gets(bp,buf,size)
179BIO *bp;
180char *buf;
181int size;
182 {
183 if (bp->next_bio == NULL) return(0);
184 return(BIO_gets(bp->next_bio,buf,size));
185 }
186
187
188static int nullf_puts(bp,str)
189BIO *bp;
190char *str;
191 {
192 if (bp->next_bio == NULL) return(0);
193 return(BIO_puts(bp->next_bio,str));
194 }
195
196
diff --git a/src/lib/libcrypto/bio/bio.h b/src/lib/libcrypto/bio/bio.h
new file mode 100644
index 0000000000..300b330e00
--- /dev/null
+++ b/src/lib/libcrypto/bio/bio.h
@@ -0,0 +1,688 @@
1/* crypto/bio/bio.h */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#ifndef HEADER_BIO_H
60#define HEADER_BIO_H
61
62#ifdef __cplusplus
63extern "C" {
64#endif
65
66#include "crypto.h"
67
68/* These are the 'types' of BIOs */
69#define BIO_TYPE_NONE 0
70#define BIO_TYPE_MEM (1|0x0400)
71#define BIO_TYPE_FILE (2|0x0400)
72
73#define BIO_TYPE_FD (4|0x0400|0x0100)
74#define BIO_TYPE_SOCKET (5|0x0400|0x0100)
75#define BIO_TYPE_NULL (6|0x0400)
76#define BIO_TYPE_SSL (7|0x0200)
77#define BIO_TYPE_MD (8|0x0200) /* pasive filter */
78#define BIO_TYPE_BUFFER (9|0x0200) /* filter */
79#define BIO_TYPE_CIPHER (10|0x0200) /* filter */
80#define BIO_TYPE_BASE64 (11|0x0200) /* filter */
81#define BIO_TYPE_CONNECT (12|0x0400|0x0100) /* socket - connect */
82#define BIO_TYPE_ACCEPT (13|0x0400|0x0100) /* socket for accept */
83#define BIO_TYPE_PROXY_CLIENT (14|0x0200) /* client proxy BIO */
84#define BIO_TYPE_PROXY_SERVER (15|0x0200) /* server proxy BIO */
85#define BIO_TYPE_NBIO_TEST (16|0x0200) /* server proxy BIO */
86#define BIO_TYPE_NULL_FILTER (17|0x0200)
87
88#define BIO_TYPE_DESCRIPTOR 0x0100 /* socket, fd, connect or accept */
89#define BIO_TYPE_FILTER 0x0200
90#define BIO_TYPE_SOURCE_SINK 0x0400
91
92/* BIO_FILENAME_READ|BIO_CLOSE to open or close on free.
93 * BIO_set_fp(in,stdin,BIO_NOCLOSE); */
94#define BIO_NOCLOSE 0x00
95#define BIO_CLOSE 0x01
96
97/* These are used in the following macros and are passed to
98 * BIO_ctrl() */
99#define BIO_CTRL_RESET 1 /* opt - rewind/zero etc */
100#define BIO_CTRL_EOF 2 /* opt - are we at the eof */
101#define BIO_CTRL_INFO 3 /* opt - extra tit-bits */
102#define BIO_CTRL_SET 4 /* man - set the 'IO' type */
103#define BIO_CTRL_GET 5 /* man - get the 'IO' type */
104#define BIO_CTRL_PUSH 6 /* opt - internal, used to signify change */
105#define BIO_CTRL_POP 7 /* opt - internal, used to signify change */
106#define BIO_CTRL_GET_CLOSE 8 /* man - set the 'close' on free */
107#define BIO_CTRL_SET_CLOSE 9 /* man - set the 'close' on free */
108#define BIO_CTRL_PENDING 10 /* opt - is their more data buffered */
109#define BIO_CTRL_FLUSH 11 /* opt - 'flush' buffered output */
110#define BIO_CTRL_DUP 12 /* man - extra stuff for 'duped' BIO */
111#define BIO_CTRL_WPENDING 13 /* opt - number of bytes still to write */
112/* callback is int cb(BIO *bio,state,ret); */
113#define BIO_CTRL_SET_CALLBACK 14 /* opt - set callback function */
114#define BIO_CTRL_GET_CALLBACK 15 /* opt - set callback function */
115
116#define BIO_CTRL_SET_FILENAME 30 /* BIO_s_file special */
117
118/* modifiers */
119#define BIO_FP_READ 0x02
120#define BIO_FP_WRITE 0x04
121#define BIO_FP_APPEND 0x08
122#define BIO_FP_TEXT 0x10
123
124#define BIO_FLAGS_READ 0x01
125#define BIO_FLAGS_WRITE 0x02
126#define BIO_FLAGS_IO_SPECIAL 0x04
127#define BIO_FLAGS_RWS (BIO_FLAGS_READ|BIO_FLAGS_WRITE|BIO_FLAGS_IO_SPECIAL)
128#define BIO_FLAGS_SHOULD_RETRY 0x08
129
130/* Used in BIO_gethostbyname() */
131#define BIO_GHBN_CTRL_HITS 1
132#define BIO_GHBN_CTRL_MISSES 2
133#define BIO_GHBN_CTRL_CACHE_SIZE 3
134#define BIO_GHBN_CTRL_GET_ENTRY 4
135#define BIO_GHBN_CTRL_FLUSH 5
136
137/* Mostly used in the SSL BIO */
138/* Not used anymore
139 * #define BIO_FLAGS_PROTOCOL_DELAYED_READ 0x10
140 * #define BIO_FLAGS_PROTOCOL_DELAYED_WRITE 0x20
141 * #define BIO_FLAGS_PROTOCOL_STARTUP 0x40
142 */
143
144#define BIO_FLAGS_BASE64_NO_NL 0x100
145
146#define BIO_set_flags(b,f) ((b)->flags|=(f))
147#define BIO_get_flags(b) ((b)->flags)
148#define BIO_set_retry_special(b) \
149 ((b)->flags|=(BIO_FLAGS_IO_SPECIAL|BIO_FLAGS_SHOULD_RETRY))
150#define BIO_set_retry_read(b) \
151 ((b)->flags|=(BIO_FLAGS_READ|BIO_FLAGS_SHOULD_RETRY))
152#define BIO_set_retry_write(b) \
153 ((b)->flags|=(BIO_FLAGS_WRITE|BIO_FLAGS_SHOULD_RETRY))
154
155/* These are normally used internally in BIOs */
156#define BIO_clear_flags(b,f) ((b)->flags&= ~(f))
157#define BIO_clear_retry_flags(b) \
158 ((b)->flags&= ~(BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY))
159#define BIO_get_retry_flags(b) \
160 ((b)->flags&(BIO_FLAGS_RWS|BIO_FLAGS_SHOULD_RETRY))
161
162/* These shouldbe used by the application to tell why we should retry */
163#define BIO_should_read(a) ((a)->flags & BIO_FLAGS_READ)
164#define BIO_should_write(a) ((a)->flags & BIO_FLAGS_WRITE)
165#define BIO_should_io_special(a) ((a)->flags & BIO_FLAGS_IO_SPECIAL)
166#define BIO_retry_type(a) ((a)->flags & BIO_FLAGS_RWS)
167#define BIO_should_retry(a) ((a)->flags & BIO_FLAGS_SHOULD_RETRY)
168
169/* The next two are used in conjunction with the
170 * BIO_should_io_special() condition. After this returns true,
171 * BIO *BIO_get_retry_BIO(BIO *bio, int *reason); will walk the BIO
172 * stack and return the 'reason' for the special and the offending BIO.
173 * Given a BIO, BIO_get_retry_reason(bio) will return the code. */
174/* Returned from the SSL bio when the certificate retrieval code had an error */
175#define BIO_RR_SSL_X509_LOOKUP 0x01
176/* Returned from the connect BIO when a connect would have blocked */
177#define BIO_RR_CONNECT 0x02
178
179/* These are passed by the BIO callback */
180#define BIO_CB_FREE 0x01
181#define BIO_CB_READ 0x02
182#define BIO_CB_WRITE 0x03
183#define BIO_CB_PUTS 0x04
184#define BIO_CB_GETS 0x05
185#define BIO_CB_CTRL 0x06
186
187/* The callback is called before and after the underling operation,
188 * The BIO_CB_RETURN flag indicates if it is after the call */
189#define BIO_CB_RETURN 0x80
190#define BIO_CB_return(a) ((a)|BIO_CB_RETURN))
191#define BIO_cb_pre(a) (!((a)&BIO_CB_RETURN))
192#define BIO_cb_post(a) ((a)&BIO_CB_RETURN)
193
194#define BIO_set_callback(b,cb) ((b)->callback=(cb))
195#define BIO_set_callback_arg(b,arg) ((b)->cb_arg=(char *)(arg))
196#define BIO_get_callback_arg(b) ((b)->cb_arg)
197#define BIO_get_callback(b) ((b)->callback)
198#define BIO_method_name(b) ((b)->method->name)
199#define BIO_method_type(b) ((b)->method->type)
200
201#ifndef WIN16
202typedef struct bio_method_st
203 {
204 int type;
205 char *name;
206 int (*bwrite)();
207 int (*bread)();
208 int (*bputs)();
209 int (*bgets)();
210 long (*ctrl)();
211 int (*create)();
212 int (*destroy)();
213 } BIO_METHOD;
214#else
215typedef struct bio_method_st
216 {
217 int type;
218 char *name;
219 int (_far *bwrite)();
220 int (_far *bread)();
221 int (_far *bputs)();
222 int (_far *bgets)();
223 long (_far *ctrl)();
224 int (_far *create)();
225 int (_far *destroy)();
226 } BIO_METHOD;
227#endif
228
229typedef struct bio_st
230 {
231 BIO_METHOD *method;
232#ifndef NOPROTO
233 /* bio, mode, argp, argi, argl, ret */
234 long (*callback)(struct bio_st *,int,char *,int, long,long);
235#else
236 long (*callback)();
237#endif
238 char *cb_arg; /* first argument for the callback */
239
240 int init;
241 int shutdown;
242 int flags; /* extra storage */
243 int retry_reason;
244 int num;
245 char *ptr;
246 struct bio_st *next_bio; /* used by filter BIOs */
247 struct bio_st *prev_bio; /* used by filter BIOs */
248 int references;
249 unsigned long num_read;
250 unsigned long num_write;
251
252 CRYPTO_EX_DATA ex_data;
253 } BIO;
254
255typedef struct bio_f_buffer_ctx_struct
256 {
257 /* BIO *bio; */ /* this is now in the BIO struct */
258 int ibuf_size; /* how big is the input buffer */
259 int obuf_size; /* how big is the output buffer */
260
261 char *ibuf; /* the char array */
262 int ibuf_len; /* how many bytes are in it */
263 int ibuf_off; /* write/read offset */
264
265 char *obuf; /* the char array */
266 int obuf_len; /* how many bytes are in it */
267 int obuf_off; /* write/read offset */
268 } BIO_F_BUFFER_CTX;
269
270/* connect BIO stuff */
271#define BIO_CONN_S_BEFORE 1
272#define BIO_CONN_S_GET_IP 2
273#define BIO_CONN_S_GET_PORT 3
274#define BIO_CONN_S_CREATE_SOCKET 4
275#define BIO_CONN_S_CONNECT 5
276#define BIO_CONN_S_OK 6
277#define BIO_CONN_S_BLOCKED_CONNECT 7
278#define BIO_CONN_S_NBIO 8
279#define BIO_CONN_get_param_hostname BIO_ctrl
280
281#define BIO_number_read(b) ((b)->num_read)
282#define BIO_number_written(b) ((b)->num_write)
283
284#define BIO_C_SET_CONNECT 100
285#define BIO_C_DO_STATE_MACHINE 101
286#define BIO_C_SET_NBIO 102
287#define BIO_C_SET_PROXY_PARAM 103
288#define BIO_C_SET_FD 104
289#define BIO_C_GET_FD 105
290#define BIO_C_SET_FILE_PTR 106
291#define BIO_C_GET_FILE_PTR 107
292#define BIO_C_SET_FILENAME 108
293#define BIO_C_SET_SSL 109
294#define BIO_C_GET_SSL 110
295#define BIO_C_SET_MD 111
296#define BIO_C_GET_MD 112
297#define BIO_C_GET_CIPHER_STATUS 113
298#define BIO_C_SET_BUF_MEM 114
299#define BIO_C_GET_BUF_MEM_PTR 115
300#define BIO_C_GET_BUFF_NUM_LINES 116
301#define BIO_C_SET_BUFF_SIZE 117
302#define BIO_C_SET_ACCEPT 118
303#define BIO_C_SSL_MODE 119
304#define BIO_C_GET_MD_CTX 120
305#define BIO_C_GET_PROXY_PARAM 121
306#define BIO_C_SET_BUFF_READ_DATA 122 /* data to read first */
307#define BIO_C_GET_CONNECT 123
308#define BIO_C_GET_ACCEPT 124
309#define BIO_C_SET_SSL_RENEGOTIATE_BYTES 125
310#define BIO_C_GET_SSL_NUM_RENEGOTIATES 126
311#define BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT 127
312
313#define BIO_set_app_data(s,arg) BIO_set_ex_data(s,0,(char *)arg)
314#define BIO_get_app_data(s) BIO_get_ex_data(s,0)
315
316int BIO_get_ex_num(BIO *bio);
317int BIO_set_ex_data(BIO *bio,int idx,char *data);
318char *BIO_get_ex_data(BIO *bio,int idx);
319void BIO_set_ex_free_func(BIO *bio,int idx,void (*cb)());
320int BIO_get_ex_new_index(long argl, char *argp, int (*new_func)(),
321 int (*dup_func)(), void (*free_func)());
322
323/* BIO_s_connect_socket() */
324#define BIO_set_conn_hostname(b,name) BIO_ctrl(b,BIO_C_SET_CONNECT,0,(char *)name)
325#define BIO_set_conn_port(b,port) BIO_ctrl(b,BIO_C_SET_CONNECT,1,(char *)port)
326#define BIO_set_conn_ip(b,ip) BIO_ctrl(b,BIO_C_SET_CONNECT,2,(char *)ip)
327#define BIO_set_conn_int_port(b,port) BIO_ctrl(b,BIO_C_SET_CONNECT,3,(char *)port)
328#define BIO_get_conn_hostname(b) BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,0)
329#define BIO_get_conn_port(b) BIO_ptr_ctrl(b,BIO_C_GET_CONNECT,1)
330#define BIO_get_conn_ip(b,ip) BIO_ptr_ctrl(b,BIO_C_SET_CONNECT,2)
331#define BIO_get_conn_int port(b,port) BIO_int_ctrl(b,BIO_C_SET_CONNECT,3,port)
332
333#define BIO_set_nbio(b,n) BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL)
334
335/* BIO_s_accept_socket() */
336#define BIO_set_accept_port(b,name) BIO_ctrl(b,BIO_C_SET_ACCEPT,0,(char *)name)
337#define BIO_get_accept_port(b) BIO_ptr_ctrl(b,BIO_C_GET_ACCEPT,0)
338/* #define BIO_set_nbio(b,n) BIO_ctrl(b,BIO_C_SET_NBIO,(n),NULL) */
339#define BIO_set_nbio_accept(b,n) BIO_ctrl(b,BIO_C_SET_ACCEPT,1,(n)?"a":NULL)
340#define BIO_set_accept_bios(b,bio) BIO_ctrl(b,BIO_C_SET_ACCEPT,2,(char *)bio)
341
342#define BIO_do_connect(b) BIO_do_handshake(b)
343#define BIO_do_accept(b) BIO_do_handshake(b)
344#define BIO_do_handshake(b) BIO_ctrl(b,BIO_C_DO_STATE_MACHINE,0,NULL)
345
346/* BIO_s_proxy_client() */
347#define BIO_set_url(b,url) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,0,(char *)(url))
348#define BIO_set_proxies(b,p) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,1,(char *)(p))
349/* BIO_set_nbio(b,n) */
350#define BIO_set_filter_bio(b,s) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,2,(char *)(s))
351/* BIO *BIO_get_filter_bio(BIO *bio); */
352#define BIO_set_proxy_cb(b,cb) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,3,(char *)(cb))
353#define BIO_set_proxy_header(b,sk) BIO_ctrl(b,BIO_C_SET_PROXY_PARAM,4,(char *)sk)
354#define BIO_set_no_connect_return(b,bool) BIO_int_ctrl(b,BIO_C_SET_PROXY_PARAM,5,bool)
355
356#define BIO_get_proxy_header(b,skp) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,0,(char *)skp)
357#define BIO_get_proxies(b,pxy_p) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,1,(char *)(pxy_p))
358#define BIO_get_url(b,url) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,2,(char *)(url))
359#define BIO_get_no_connect_return(b) BIO_ctrl(b,BIO_C_GET_PROXY_PARAM,5,NULL)
360
361#define BIO_set_fd(b,fd,c) BIO_int_ctrl(b,BIO_C_SET_FD,c,fd)
362#define BIO_get_fd(b,c) BIO_ctrl(b,BIO_C_GET_FD,0,(char *)c)
363
364#define BIO_set_fp(b,fp,c) BIO_ctrl(b,BIO_C_SET_FILE_PTR,c,(char *)fp)
365#define BIO_get_fp(b,fpp) BIO_ctrl(b,BIO_C_GET_FILE_PTR,0,(char *)fpp)
366
367#define BIO_read_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
368 BIO_CLOSE|BIO_FP_READ,name)
369#define BIO_write_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
370 BIO_CLOSE|BIO_FP_WRITE,name)
371#define BIO_append_filename(b,name) BIO_ctrl(b,BIO_C_SET_FILENAME, \
372 BIO_CLOSE|BIO_FP_APPEND,name)
373
374/* WARNING WARNING, this ups the reference count on the read bio of the
375 * SSL structure. This is because the ssl read BIO is now pointed to by
376 * the next_bio field in the bio. So when you free the BIO, make sure
377 * you are doing a BIO_free_all() to catch the underlying BIO. */
378#define BIO_set_ssl(b,ssl,c) BIO_ctrl(b,BIO_C_SET_SSL,c,(char *)ssl)
379#define BIO_get_ssl(b,sslp) BIO_ctrl(b,BIO_C_GET_SSL,0,(char *)sslp)
380#define BIO_set_ssl_mode(b,client) BIO_ctrl(b,BIO_C_SSL_MODE,client,NULL)
381#define BIO_set_ssl_renegotiate_bytes(b,num) \
382 BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_BYTES,num,NULL);
383#define BIO_get_num_renegotiates(b) \
384 BIO_ctrl(b,BIO_C_SET_SSL_NUM_RENEGOTIATES,0,NULL);
385#define BIO_set_ssl_renegotiate_timeout(b,seconds) \
386 BIO_ctrl(b,BIO_C_SET_SSL_RENEGOTIATE_TIMEOUT,seconds,NULL);
387
388/* defined in evp.h */
389/* #define BIO_set_md(b,md) BIO_ctrl(b,BIO_C_SET_MD,1,(char *)md) */
390
391#define BIO_set_mem_buf(b,bm,c) BIO_ctrl(b,BIO_C_SET_BUF_MEM,c,(char *)bm)
392#define BIO_get_mem_ptr(b,pp) BIO_ctrl(b,BIO_C_GET_BUF_MEM_PTR,0,(char *)pp)
393
394/* For the BIO_f_buffer() type */
395#define BIO_get_buffer_num_lines(b) BIO_ctrl(b,BIO_C_GET_BUFF_NUM_LINES,0,NULL)
396#define BIO_set_buffer_size(b,size) BIO_ctrl(b,BIO_C_SET_BUFF_SIZE,size,NULL)
397#define BIO_set_read_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,0)
398#define BIO_set_write_buffer_size(b,size) BIO_int_ctrl(b,BIO_C_SET_BUFF_SIZE,size,1)
399#define BIO_set_buffer_read_data(b,buf,num) BIO_ctrl(b,BIO_C_SET_BUFF_READ_DATA,num,buf)
400
401/* Don't use the next one unless you know what you are doing :-) */
402#define BIO_dup_state(b,ret) BIO_ctrl(b,BIO_CTRL_DUP,0,(char *)(ret))
403
404#define BIO_reset(b) (int)BIO_ctrl(b,BIO_CTRL_RESET,0,NULL)
405#define BIO_eof(b) (int)BIO_ctrl(b,BIO_CTRL_EOF,0,NULL)
406#define BIO_set_close(b,c) (int)BIO_ctrl(b,BIO_CTRL_SET_CLOSE,(c),NULL)
407#define BIO_get_close(b) (int)BIO_ctrl(b,BIO_CTRL_GET_CLOSE,0,NULL)
408#define BIO_pending(b) (int)BIO_ctrl(b,BIO_CTRL_PENDING,0,NULL)
409#define BIO_wpending(b) (int)BIO_ctrl(b,BIO_CTRL_WPENDING,0,NULL)
410#define BIO_flush(b) (int)BIO_ctrl(b,BIO_CTRL_FLUSH,0,NULL)
411#define BIO_get_info_callback(b,cbp) (int)BIO_ctrl(b,BIO_CTRL_GET_CALLBACK,0,(char *)cbp)
412#define BIO_set_info_callback(b,cb) (int)BIO_ctrl(b,BIO_CTRL_SET_CALLBACK,0,(char *)cb)
413
414/* For the BIO_f_buffer() type */
415#define BIO_buffer_get_num_lines(b) BIO_ctrl(b,BIO_CTRL_GET,0,NULL)
416
417#ifdef NO_STDIO
418#define NO_FP_API
419#endif
420
421#ifndef NOPROTO
422# if defined(WIN16) && defined(_WINDLL)
423BIO_METHOD *BIO_s_file_internal(void);
424BIO *BIO_new_file_internal(char *filename, char *mode);
425BIO *BIO_new_fp_internal(FILE *stream, int close_flag);
426# define BIO_s_file BIO_s_file_internal
427# define BIO_new_file BIO_new_file_internal
428# define BIO_new_fp BIO_new_fp_internal
429# else /* FP_API */
430BIO_METHOD *BIO_s_file(void );
431BIO *BIO_new_file(char *filename, char *mode);
432BIO *BIO_new_fp(FILE *stream, int close_flag);
433# define BIO_s_file_internal BIO_s_file
434# define BIO_new_file_internal BIO_new_file
435# define BIO_new_fp_internal BIO_s_file
436# endif /* FP_API */
437#else
438# if defined(WIN16) && defined(_WINDLL)
439BIO_METHOD *BIO_s_file_internal();
440BIO *BIO_new_file_internal();
441BIO *BIO_new_fp_internal();
442# define BIO_s_file BIO_s_file_internal
443# define BIO_new_file BIO_new_file_internal
444# define BIO_new_fp BIO_new_fp_internal
445# else /* FP_API */
446BIO_METHOD *BIO_s_file();
447BIO *BIO_new_file();
448BIO *BIO_new_fp();
449# define BIO_s_file_internal BIO_s_file
450# define BIO_new_file_internal BIO_new_file
451# define BIO_new_fp_internal BIO_s_file
452# endif /* FP_API */
453#endif
454
455#ifndef NOPROTO
456BIO * BIO_new(BIO_METHOD *type);
457int BIO_set(BIO *a,BIO_METHOD *type);
458int BIO_free(BIO *a);
459int BIO_read(BIO *b, char *data, int len);
460int BIO_gets(BIO *bp,char *buf, int size);
461int BIO_write(BIO *b, char *data, int len);
462int BIO_puts(BIO *bp,char *buf);
463long BIO_ctrl(BIO *bp,int cmd,long larg,char *parg);
464char * BIO_ptr_ctrl(BIO *bp,int cmd,long larg);
465long BIO_int_ctrl(BIO *bp,int cmd,long larg,int iarg);
466BIO * BIO_push(BIO *b,BIO *append);
467BIO * BIO_pop(BIO *b);
468void BIO_free_all(BIO *a);
469BIO * BIO_find_type(BIO *b,int bio_type);
470BIO * BIO_get_retry_BIO(BIO *bio, int *reason);
471int BIO_get_retry_reason(BIO *bio);
472BIO * BIO_dup_chain(BIO *in);
473
474#ifndef WIN16
475long BIO_debug_callback(BIO *bio,int cmd,char *argp,int argi,
476 long argl,long ret);
477#else
478long _far _loadds BIO_debug_callback(BIO *bio,int cmd,char *argp,int argi,
479 long argl,long ret);
480#endif
481
482BIO_METHOD *BIO_s_mem(void);
483BIO_METHOD *BIO_s_socket(void);
484BIO_METHOD *BIO_s_connect(void);
485BIO_METHOD *BIO_s_accept(void);
486BIO_METHOD *BIO_s_fd(void);
487BIO_METHOD *BIO_s_null(void);
488BIO_METHOD *BIO_f_null(void);
489BIO_METHOD *BIO_f_nbio_test(void);
490BIO_METHOD *BIO_f_buffer(void);
491
492int BIO_sock_should_retry(int i);
493int BIO_sock_non_fatal_error(int error);
494int BIO_fd_should_retry(int i);
495int BIO_fd_non_fatal_error(int error);
496int BIO_dump(BIO *b,char *bytes,int len);
497
498struct hostent *BIO_gethostbyname(char *name);
499int BIO_sock_error(int sock);
500int BIO_socket_ioctl(int fd, long type, unsigned long *arg);
501int BIO_get_port(char *str, short *port_ptr);
502int BIO_get_host_ip(char *str, unsigned char *ip);
503int BIO_get_accept_socket(char *host_port);
504int BIO_accept(int sock,char **ip_port);
505int BIO_sock_init(void );
506void BIO_sock_cleanup(void);
507int BIO_set_tcp_ndelay(int sock,int turn_on);
508
509void ERR_load_BIO_strings(void );
510
511BIO *BIO_new_socket(int sock, int close_flag);
512BIO *BIO_new_fd(int fd, int close_flag);
513BIO *BIO_new_connect(char *host_port);
514BIO *BIO_new_accept(char *host_port);
515
516void BIO_copy_next_retry(BIO *b);
517
518long BIO_ghbn_ctrl(int cmd,int iarg,char *parg);
519
520#else
521
522BIO * BIO_new();
523int BIO_set();
524int BIO_free();
525int BIO_read();
526int BIO_gets();
527int BIO_write();
528int BIO_puts();
529char * BIO_ptr_ctrl();
530long BIO_ctrl();
531long BIO_int_ctrl();
532BIO * BIO_push();
533BIO * BIO_pop();
534void BIO_free_all();
535BIO * BIO_find_type();
536BIO * BIO_get_retry_BIO();
537int BIO_get_retry_reason();
538BIO * BIO_dup_chain();
539
540#ifndef WIN16
541long BIO_debug_callback();
542#else
543long _far _loadds BIO_debug_callback();
544#endif
545
546BIO_METHOD *BIO_s_mem();
547BIO_METHOD *BIO_s_socket();
548BIO_METHOD *BIO_s_connect();
549BIO_METHOD *BIO_s_accept();
550BIO_METHOD *BIO_s_fd();
551BIO_METHOD *BIO_s_null();
552BIO_METHOD *BIO_f_null();
553BIO_METHOD *BIO_f_buffer();
554BIO_METHOD *BIO_f_nbio_test();
555
556int BIO_sock_should_retry();
557int BIO_sock_non_fatal_error();
558int BIO_fd_should_retry();
559int BIO_fd_non_fatal_error();
560int BIO_dump();
561
562struct hostent *BIO_gethostbyname();
563int BIO_sock_error();
564int BIO_socket_ioctl();
565int BIO_get_port();
566int BIO_get_host_ip();
567int BIO_get_accept_socket();
568int BIO_accept();
569int BIO_sock_init();
570void BIO_sock_cleanup();
571int BIO_set_tcp_ndelay();
572
573void ERR_load_BIO_strings();
574
575BIO *BIO_new_socket();
576BIO *BIO_new_fd();
577BIO *BIO_new_connect();
578BIO *BIO_new_accept();
579
580void BIO_copy_next_retry();
581
582int BIO_ghbn_ctrl();
583
584#endif
585
586/* Tim Hudson's portable varargs stuff */
587
588#ifndef NOPROTO
589#define VAR_ANSI /* select ANSI version by default */
590#endif
591
592#ifdef VAR_ANSI
593/* ANSI version of a "portable" macro set for variable length args */
594#ifndef __STDARG_H__ /**/
595#include <stdarg.h>
596#endif /**/
597
598#define VAR_PLIST(arg1type,arg1) arg1type arg1, ...
599#define VAR_PLIST2(arg1type,arg1,arg2type,arg2) arg1type arg1,arg2type arg2,...
600#define VAR_ALIST
601#define VAR_BDEFN(args,arg1type,arg1) va_list args
602#define VAR_BDEFN2(args,arg1type,arg1,arg2type,arg2) va_list args
603#define VAR_INIT(args,arg1type,arg1) va_start(args,arg1);
604#define VAR_INIT2(args,arg1type,arg1,arg2type,arg2) va_start(args,arg2);
605#define VAR_ARG(args,type,arg) arg=va_arg(args,type)
606#define VAR_END(args) va_end(args);
607
608#else
609
610/* K&R version of a "portable" macro set for variable length args */
611#ifndef __VARARGS_H__
612#include <varargs.h>
613#endif
614
615#define VAR_PLIST(arg1type,arg1) va_alist
616#define VAR_PLIST2(arg1type,arg1,arg2type,arg2) va_alist
617#define VAR_ALIST va_dcl
618#define VAR_BDEFN(args,arg1type,arg1) va_list args; arg1type arg1
619#define VAR_BDEFN2(args,arg1type,arg1,arg2type,arg2) va_list args; \
620 arg1type arg1; arg2type arg2
621#define VAR_INIT(args,arg1type,arg1) va_start(args); \
622 arg1=va_arg(args,arg1type);
623#define VAR_INIT2(args,arg1type,arg1,arg2type,arg2) va_start(args); \
624 arg1=va_arg(args,arg1type); arg2=va_arg(args,arg2type);
625#define VAR_ARG(args,type,arg) arg=va_arg(args,type)
626#define VAR_END(args) va_end(args);
627
628#endif
629
630#ifndef NOPROTO
631int BIO_printf( VAR_PLIST( BIO *, bio ) );
632#else
633int BIO_printf();
634#endif
635
636/* BEGIN ERROR CODES */
637/* Error codes for the BIO functions. */
638
639/* Function codes. */
640#define BIO_F_ACPT_STATE 100
641#define BIO_F_BIO_ACCEPT 101
642#define BIO_F_BIO_CTRL 102
643#define BIO_F_BIO_GETS 103
644#define BIO_F_BIO_GET_ACCEPT_SOCKET 104
645#define BIO_F_BIO_GET_HOST_IP 105
646#define BIO_F_BIO_GET_PORT 106
647#define BIO_F_BIO_NEW 107
648#define BIO_F_BIO_NEW_FILE 108
649#define BIO_F_BIO_PUTS 109
650#define BIO_F_BIO_READ 110
651#define BIO_F_BIO_SOCK_INIT 111
652#define BIO_F_BIO_WRITE 112
653#define BIO_F_BUFFER_CTRL 113
654#define BIO_F_CONN_STATE 114
655#define BIO_F_FILE_CTRL 115
656#define BIO_F_MEM_WRITE 116
657#define BIO_F_SSL_NEW 117
658#define BIO_F_WSASTARTUP 118
659
660/* Reason codes. */
661#define BIO_R_ACCEPT_ERROR 100
662#define BIO_R_BAD_FOPEN_MODE 101
663#define BIO_R_BAD_HOSTNAME_LOOKUP 102
664#define BIO_R_CONNECT_ERROR 103
665#define BIO_R_ERROR_SETTING_NBIO 104
666#define BIO_R_ERROR_SETTING_NBIO_ON_ACCEPTED_SOCKET 105
667#define BIO_R_ERROR_SETTING_NBIO_ON_ACCEPT_SOCKET 106
668#define BIO_R_GETHOSTBYNAME_ADDR_IS_NOT_AF_INET 107
669#define BIO_R_INVALID_IP_ADDRESS 108
670#define BIO_R_KEEPALIVE 109
671#define BIO_R_NBIO_CONNECT_ERROR 110
672#define BIO_R_NO_ACCEPT_PORT_SPECIFIED 111
673#define BIO_R_NO_HOSTHNAME_SPECIFIED 112
674#define BIO_R_NO_PORT_DEFINED 113
675#define BIO_R_NO_PORT_SPECIFIED 114
676#define BIO_R_NULL_PARAMETER 115
677#define BIO_R_UNABLE_TO_BIND_SOCKET 116
678#define BIO_R_UNABLE_TO_CREATE_SOCKET 117
679#define BIO_R_UNABLE_TO_LISTEN_SOCKET 118
680#define BIO_R_UNINITALISED 119
681#define BIO_R_UNSUPPORTED_METHOD 120
682#define BIO_R_WSASTARTUP 121
683
684#ifdef __cplusplus
685}
686#endif
687#endif
688
diff --git a/src/lib/libcrypto/bio/bio_cb.c b/src/lib/libcrypto/bio/bio_cb.c
new file mode 100644
index 0000000000..bc6ed9eda1
--- /dev/null
+++ b/src/lib/libcrypto/bio/bio_cb.c
@@ -0,0 +1,138 @@
1/* crypto/bio/bio_cb.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <string.h>
61#include <stdlib.h>
62#include "cryptlib.h"
63#include "bio.h"
64#include "err.h"
65
66long MS_CALLBACK BIO_debug_callback(bio,cmd,argp,argi,argl,ret)
67BIO *bio;
68int cmd;
69char *argp;
70int argi;
71long argl;
72long ret;
73 {
74 BIO *b;
75 MS_STATIC char buf[256];
76 char *p;
77 long r=1;
78
79 if (BIO_CB_RETURN & cmd)
80 r=ret;
81
82 sprintf(buf,"BIO[%08lX]:",(unsigned long)bio);
83 p= &(buf[14]);
84 switch (cmd)
85 {
86 case BIO_CB_FREE:
87 sprintf(p,"Free - %s\n",bio->method->name);
88 break;
89 case BIO_CB_READ:
90 if (bio->method->type & BIO_TYPE_DESCRIPTOR)
91 sprintf(p,"read(%d,%d) - %s fd=%d\n",bio->num,argi,bio->method->name,bio->num);
92 else
93 sprintf(p,"read(%d,%d) - %s\n",bio->num,argi,bio->method->name);
94 break;
95 case BIO_CB_WRITE:
96 if (bio->method->type & BIO_TYPE_DESCRIPTOR)
97 sprintf(p,"write(%d,%d) - %s fd=%d\n",bio->num,argi,bio->method->name,bio->num);
98 else
99 sprintf(p,"write(%d,%d) - %s\n",bio->num,argi,bio->method->name);
100 break;
101 case BIO_CB_PUTS:
102 sprintf(p,"puts() - %s\n",bio->method->name);
103 break;
104 case BIO_CB_GETS:
105 sprintf(p,"gets(%d) - %s\n",argi,bio->method->name);
106 break;
107 case BIO_CB_CTRL:
108 sprintf(p,"ctrl(%d) - %s\n",argi,bio->method->name);
109 break;
110 case BIO_CB_RETURN|BIO_CB_READ:
111 sprintf(p,"read return %ld\n",ret);
112 break;
113 case BIO_CB_RETURN|BIO_CB_WRITE:
114 sprintf(p,"write return %ld\n",ret);
115 break;
116 case BIO_CB_RETURN|BIO_CB_GETS:
117 sprintf(p,"gets return %ld\n",ret);
118 break;
119 case BIO_CB_RETURN|BIO_CB_PUTS:
120 sprintf(p,"puts return %ld\n",ret);
121 break;
122 case BIO_CB_RETURN|BIO_CB_CTRL:
123 sprintf(p,"ctrl return %ld\n",ret);
124 break;
125 default:
126 sprintf(p,"bio callback - unknown type (%d)\n",cmd);
127 break;
128 }
129
130 b=(BIO *)bio->cb_arg;
131 if (b != NULL)
132 BIO_write(b,buf,strlen(buf));
133#if !defined(NO_STDIO) && !defined(WIN16)
134 else
135 fputs(buf,stderr);
136#endif
137 return(r);
138 }
diff --git a/src/lib/libcrypto/bio/bio_err.c b/src/lib/libcrypto/bio/bio_err.c
new file mode 100644
index 0000000000..37e14ca107
--- /dev/null
+++ b/src/lib/libcrypto/bio/bio_err.c
@@ -0,0 +1,130 @@
1/* lib/bio/bio_err.c */
2/* Copyright (C) 1995-1997 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58#include <stdio.h>
59#include "err.h"
60#include "bio.h"
61
62/* BEGIN ERROR CODES */
63#ifndef NO_ERR
64static ERR_STRING_DATA BIO_str_functs[]=
65 {
66{ERR_PACK(0,BIO_F_ACPT_STATE,0), "ACPT_STATE"},
67{ERR_PACK(0,BIO_F_BIO_ACCEPT,0), "BIO_accept"},
68{ERR_PACK(0,BIO_F_BIO_CTRL,0), "BIO_ctrl"},
69{ERR_PACK(0,BIO_F_BIO_GETS,0), "BIO_gets"},
70{ERR_PACK(0,BIO_F_BIO_GET_ACCEPT_SOCKET,0), "BIO_get_accept_socket"},
71{ERR_PACK(0,BIO_F_BIO_GET_HOST_IP,0), "BIO_get_host_ip"},
72{ERR_PACK(0,BIO_F_BIO_GET_PORT,0), "BIO_get_port"},
73{ERR_PACK(0,BIO_F_BIO_NEW,0), "BIO_new"},
74{ERR_PACK(0,BIO_F_BIO_NEW_FILE,0), "BIO_new_file"},
75{ERR_PACK(0,BIO_F_BIO_PUTS,0), "BIO_puts"},
76{ERR_PACK(0,BIO_F_BIO_READ,0), "BIO_read"},
77{ERR_PACK(0,BIO_F_BIO_SOCK_INIT,0), "BIO_sock_init"},
78{ERR_PACK(0,BIO_F_BIO_WRITE,0), "BIO_write"},
79{ERR_PACK(0,BIO_F_BUFFER_CTRL,0), "BUFFER_CTRL"},
80{ERR_PACK(0,BIO_F_CONN_STATE,0), "CONN_STATE"},
81{ERR_PACK(0,BIO_F_FILE_CTRL,0), "FILE_CTRL"},
82{ERR_PACK(0,BIO_F_MEM_WRITE,0), "MEM_WRITE"},
83{ERR_PACK(0,BIO_F_SSL_NEW,0), "SSL_NEW"},
84{ERR_PACK(0,BIO_F_WSASTARTUP,0), "WSASTARTUP"},
85{0,NULL},
86 };
87
88static ERR_STRING_DATA BIO_str_reasons[]=
89 {
90{BIO_R_ACCEPT_ERROR ,"accept error"},
91{BIO_R_BAD_FOPEN_MODE ,"bad fopen mode"},
92{BIO_R_BAD_HOSTNAME_LOOKUP ,"bad hostname lookup"},
93{BIO_R_CONNECT_ERROR ,"connect error"},
94{BIO_R_ERROR_SETTING_NBIO ,"error setting nbio"},
95{BIO_R_ERROR_SETTING_NBIO_ON_ACCEPTED_SOCKET,"error setting nbio on accepted socket"},
96{BIO_R_ERROR_SETTING_NBIO_ON_ACCEPT_SOCKET,"error setting nbio on accept socket"},
97{BIO_R_GETHOSTBYNAME_ADDR_IS_NOT_AF_INET ,"gethostbyname addr is not af inet"},
98{BIO_R_INVALID_IP_ADDRESS ,"invalid ip address"},
99{BIO_R_KEEPALIVE ,"keepalive"},
100{BIO_R_NBIO_CONNECT_ERROR ,"nbio connect error"},
101{BIO_R_NO_ACCEPT_PORT_SPECIFIED ,"no accept port specified"},
102{BIO_R_NO_HOSTHNAME_SPECIFIED ,"no hosthname specified"},
103{BIO_R_NO_PORT_DEFINED ,"no port defined"},
104{BIO_R_NO_PORT_SPECIFIED ,"no port specified"},
105{BIO_R_NULL_PARAMETER ,"null parameter"},
106{BIO_R_UNABLE_TO_BIND_SOCKET ,"unable to bind socket"},
107{BIO_R_UNABLE_TO_CREATE_SOCKET ,"unable to create socket"},
108{BIO_R_UNABLE_TO_LISTEN_SOCKET ,"unable to listen socket"},
109{BIO_R_UNINITALISED ,"uninitalised"},
110{BIO_R_UNSUPPORTED_METHOD ,"unsupported method"},
111{BIO_R_WSASTARTUP ,"wsastartup"},
112{0,NULL},
113 };
114
115#endif
116
117void ERR_load_BIO_strings()
118 {
119 static int init=1;
120
121 if (init);
122 {;
123 init=0;
124#ifndef NO_ERR
125 ERR_load_strings(ERR_LIB_BIO,BIO_str_functs);
126 ERR_load_strings(ERR_LIB_BIO,BIO_str_reasons);
127#endif
128
129 }
130 }
diff --git a/src/lib/libcrypto/bio/bio_lib.c b/src/lib/libcrypto/bio/bio_lib.c
new file mode 100644
index 0000000000..7a66b0892e
--- /dev/null
+++ b/src/lib/libcrypto/bio/bio_lib.c
@@ -0,0 +1,519 @@
1/* crypto/bio/bio_lib.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <errno.h>
61#include "crypto.h"
62#include "cryptlib.h"
63#include "bio.h"
64#include "stack.h"
65
66static STACK *bio_meth=NULL;
67static int bio_meth_num=0;
68
69BIO *BIO_new(method)
70BIO_METHOD *method;
71 {
72 BIO *ret=NULL;
73
74 ret=(BIO *)Malloc(sizeof(BIO));
75 if (ret == NULL)
76 {
77 BIOerr(BIO_F_BIO_NEW,ERR_R_MALLOC_FAILURE);
78 return(NULL);
79 }
80 if (!BIO_set(ret,method))
81 {
82 Free(ret);
83 ret=NULL;
84 }
85 return(ret);
86 }
87
88int BIO_set(bio,method)
89BIO *bio;
90BIO_METHOD *method;
91 {
92 bio->method=method;
93 bio->callback=NULL;
94 bio->cb_arg=NULL;
95 bio->init=0;
96 bio->shutdown=1;
97 bio->flags=0;
98 bio->retry_reason=0;
99 bio->num=0;
100 bio->ptr=NULL;
101 bio->prev_bio=NULL;
102 bio->next_bio=NULL;
103 bio->references=1;
104 bio->num_read=0L;
105 bio->num_write=0L;
106 CRYPTO_new_ex_data(bio_meth,(char *)bio,&bio->ex_data);
107 if (method->create != NULL)
108 if (!method->create(bio))
109 return(0);
110 return(1);
111 }
112
113int BIO_free(a)
114BIO *a;
115 {
116 int ret=0,i;
117
118 if (a == NULL) return(0);
119
120 i=CRYPTO_add(&a->references,-1,CRYPTO_LOCK_BIO);
121#ifdef REF_PRINT
122 REF_PRINT("BIO",a);
123#endif
124 if (i > 0) return(1);
125#ifdef REF_CHECK
126 if (i < 0)
127 {
128 fprintf(stderr,"BIO_free, bad reference count\n");
129 abort();
130 }
131#endif
132 if ((a->callback != NULL) &&
133 ((i=(int)a->callback(a,BIO_CB_FREE,NULL,0,0L,1L)) <= 0))
134 return(i);
135
136 CRYPTO_free_ex_data(bio_meth,(char *)a,&a->ex_data);
137
138 if ((a->method == NULL) || (a->method->destroy == NULL)) return(1);
139 ret=a->method->destroy(a);
140 Free(a);
141 return(1);
142 }
143
144int BIO_read(b,out,outl)
145BIO *b;
146char *out;
147int outl;
148 {
149 int i;
150 long (*cb)();
151
152 if ((b == NULL) || (b->method == NULL) || (b->method->bread == NULL))
153 {
154 BIOerr(BIO_F_BIO_READ,BIO_R_UNSUPPORTED_METHOD);
155 return(-2);
156 }
157
158 cb=b->callback;
159 if ((cb != NULL) &&
160 ((i=(int)cb(b,BIO_CB_READ,out,outl,0L,1L)) <= 0))
161 return(i);
162
163 if (!b->init)
164 {
165 BIOerr(BIO_F_BIO_READ,BIO_R_UNINITALISED);
166 return(-2);
167 }
168
169 i=b->method->bread(b,out,outl);
170 if (i > 0) b->num_read+=(unsigned long)i;
171
172 if (cb != NULL)
173 i=(int)cb(b,BIO_CB_READ|BIO_CB_RETURN,out,outl,
174 0L,(long)i);
175 return(i);
176 }
177
178int BIO_write(b,in,inl)
179BIO *b;
180char *in;
181int inl;
182 {
183 int i;
184 long (*cb)();
185
186 if (b == NULL)
187 return(0);
188
189 cb=b->callback;
190 if ((b->method == NULL) || (b->method->bwrite == NULL))
191 {
192 BIOerr(BIO_F_BIO_WRITE,BIO_R_UNSUPPORTED_METHOD);
193 return(-2);
194 }
195
196 if ((cb != NULL) &&
197 ((i=(int)cb(b,BIO_CB_WRITE,in,inl,0L,1L)) <= 0))
198 return(i);
199
200 if (!b->init)
201 {
202 BIOerr(BIO_F_BIO_WRITE,BIO_R_UNINITALISED);
203 return(-2);
204 }
205
206 i=b->method->bwrite(b,in,inl);
207 if (i > 0) b->num_write+=(unsigned long)i;
208
209 if (cb != NULL)
210 i=(int)cb(b,BIO_CB_WRITE|BIO_CB_RETURN,in,inl,
211 0L,(long)i);
212 return(i);
213 }
214
215int BIO_puts(b,in)
216BIO *b;
217char *in;
218 {
219 int i;
220 long (*cb)();
221
222 if ((b == NULL) || (b->method == NULL) || (b->method->bputs == NULL))
223 {
224 BIOerr(BIO_F_BIO_PUTS,BIO_R_UNSUPPORTED_METHOD);
225 return(-2);
226 }
227
228 cb=b->callback;
229
230 if ((cb != NULL) &&
231 ((i=(int)cb(b,BIO_CB_PUTS,in,0,0L,1L)) <= 0))
232 return(i);
233
234 if (!b->init)
235 {
236 BIOerr(BIO_F_BIO_PUTS,BIO_R_UNINITALISED);
237 return(-2);
238 }
239
240 i=b->method->bputs(b,in);
241
242 if (cb != NULL)
243 i=(int)cb(b,BIO_CB_PUTS|BIO_CB_RETURN,in,0,
244 0L,(long)i);
245 return(i);
246 }
247
248int BIO_gets(b,in,inl)
249BIO *b;
250char *in;
251int inl;
252 {
253 int i;
254 long (*cb)();
255
256 if ((b == NULL) || (b->method == NULL) || (b->method->bgets == NULL))
257 {
258 BIOerr(BIO_F_BIO_GETS,BIO_R_UNSUPPORTED_METHOD);
259 return(-2);
260 }
261
262 cb=b->callback;
263
264 if ((cb != NULL) &&
265 ((i=(int)cb(b,BIO_CB_GETS,in,inl,0L,1L)) <= 0))
266 return(i);
267
268 if (!b->init)
269 {
270 BIOerr(BIO_F_BIO_GETS,BIO_R_UNINITALISED);
271 return(-2);
272 }
273
274 i=b->method->bgets(b,in,inl);
275
276 if (cb != NULL)
277 i=(int)cb(b,BIO_CB_GETS|BIO_CB_RETURN,in,inl,
278 0L,(long)i);
279 return(i);
280 }
281
282long BIO_int_ctrl(b,cmd,larg,iarg)
283BIO *b;
284int cmd;
285long larg;
286int iarg;
287 {
288 int i;
289
290 i=iarg;
291 return(BIO_ctrl(b,cmd,larg,(char *)&i));
292 }
293
294char *BIO_ptr_ctrl(b,cmd,larg)
295BIO *b;
296int cmd;
297long larg;
298 {
299 char *p=NULL;
300
301 if (BIO_ctrl(b,cmd,larg,(char *)&p) <= 0)
302 return(NULL);
303 else
304 return(p);
305 }
306
307long BIO_ctrl(b,cmd,larg,parg)
308BIO *b;
309int cmd;
310long larg;
311char *parg;
312 {
313 long ret;
314 long (*cb)();
315
316 if (b == NULL) return(0);
317
318 if ((b->method == NULL) || (b->method->ctrl == NULL))
319 {
320 BIOerr(BIO_F_BIO_CTRL,BIO_R_UNSUPPORTED_METHOD);
321 return(-2);
322 }
323
324 cb=b->callback;
325
326 if ((cb != NULL) &&
327 ((ret=cb(b,BIO_CB_CTRL,parg,cmd,larg,1L)) <= 0))
328 return(ret);
329
330 ret=b->method->ctrl(b,cmd,larg,parg);
331
332 if (cb != NULL)
333 ret=cb(b,BIO_CB_CTRL|BIO_CB_RETURN,parg,cmd,
334 larg,ret);
335 return(ret);
336 }
337
338/* put the 'bio' on the end of b's list of operators */
339BIO *BIO_push(b,bio)
340BIO *b,*bio;
341 {
342 BIO *lb;
343
344 if (b == NULL) return(bio);
345 lb=b;
346 while (lb->next_bio != NULL)
347 lb=lb->next_bio;
348 lb->next_bio=bio;
349 if (bio != NULL)
350 bio->prev_bio=lb;
351 /* called to do internal processing */
352 BIO_ctrl(b,BIO_CTRL_PUSH,0,NULL);
353 return(b);
354 }
355
356/* Remove the first and return the rest */
357BIO *BIO_pop(b)
358BIO *b;
359 {
360 BIO *ret;
361
362 if (b == NULL) return(NULL);
363 ret=b->next_bio;
364
365 if (b->prev_bio != NULL)
366 b->prev_bio->next_bio=b->next_bio;
367 if (b->next_bio != NULL)
368 b->next_bio->prev_bio=b->prev_bio;
369
370 b->next_bio=NULL;
371 b->prev_bio=NULL;
372 BIO_ctrl(b,BIO_CTRL_POP,0,NULL);
373 return(ret);
374 }
375
376BIO *BIO_get_retry_BIO(bio,reason)
377BIO *bio;
378int *reason;
379 {
380 BIO *b,*last;
381
382 b=last=bio;
383 for (;;)
384 {
385 if (!BIO_should_retry(b)) break;
386 last=b;
387 b=b->next_bio;
388 if (b == NULL) break;
389 }
390 if (reason != NULL) *reason=last->retry_reason;
391 return(last);
392 }
393
394int BIO_get_retry_reason(bio)
395BIO *bio;
396 {
397 return(bio->retry_reason);
398 }
399
400BIO *BIO_find_type(bio,type)
401BIO *bio;
402int type;
403 {
404 int mt,mask;
405
406 mask=type&0xff;
407 do {
408 if (bio->method != NULL)
409 {
410 mt=bio->method->type;
411
412 if (!mask)
413 {
414 if (mt & type) return(bio);
415 }
416 else if (mt == type)
417 return(bio);
418 }
419 bio=bio->next_bio;
420 } while (bio != NULL);
421 return(NULL);
422 }
423
424void BIO_free_all(bio)
425BIO *bio;
426 {
427 BIO *b;
428 int ref;
429
430 while (bio != NULL)
431 {
432 b=bio;
433 ref=b->references;
434 bio=bio->next_bio;
435 BIO_free(b);
436 /* Since ref count > 1, don't free anyone else. */
437 if (ref > 1) break;
438 }
439 }
440
441BIO *BIO_dup_chain(in)
442BIO *in;
443 {
444 BIO *ret=NULL,*eoc=NULL,*bio,*new;
445
446 for (bio=in; bio != NULL; bio=bio->next_bio)
447 {
448 if ((new=BIO_new(bio->method)) == NULL) goto err;
449 new->callback=bio->callback;
450 new->cb_arg=bio->cb_arg;
451 new->init=bio->init;
452 new->shutdown=bio->shutdown;
453 new->flags=bio->flags;
454
455 /* This will let SSL_s_sock() work with stdin/stdout */
456 new->num=bio->num;
457
458 if (!BIO_dup_state(bio,(char *)new))
459 {
460 BIO_free(new);
461 goto err;
462 }
463
464 /* copy app data */
465 if (!CRYPTO_dup_ex_data(bio_meth,&new->ex_data,&bio->ex_data))
466 goto err;
467
468 if (ret == NULL)
469 {
470 eoc=new;
471 ret=eoc;
472 }
473 else
474 {
475 BIO_push(eoc,new);
476 eoc=new;
477 }
478 }
479 return(ret);
480err:
481 if (ret != NULL)
482 BIO_free(ret);
483 return(NULL);
484 }
485
486void BIO_copy_next_retry(b)
487BIO *b;
488 {
489 BIO_set_flags(b,BIO_get_retry_flags(b->next_bio));
490 b->retry_reason=b->next_bio->retry_reason;
491 }
492
493int BIO_get_ex_new_index(argl,argp,new_func,dup_func,free_func)
494long argl;
495char *argp;
496int (*new_func)();
497int (*dup_func)();
498void (*free_func)();
499 {
500 bio_meth_num++;
501 return(CRYPTO_get_ex_new_index(bio_meth_num-1,&bio_meth,
502 argl,argp,new_func,dup_func,free_func));
503 }
504
505int BIO_set_ex_data(bio,idx,data)
506BIO *bio;
507int idx;
508char *data;
509 {
510 return(CRYPTO_set_ex_data(&(bio->ex_data),idx,data));
511 }
512
513char *BIO_get_ex_data(bio,idx)
514BIO *bio;
515int idx;
516 {
517 return(CRYPTO_get_ex_data(&(bio->ex_data),idx));
518 }
519
diff --git a/src/lib/libcrypto/bio/bss_acpt.c b/src/lib/libcrypto/bio/bss_acpt.c
new file mode 100644
index 0000000000..e49902fa9f
--- /dev/null
+++ b/src/lib/libcrypto/bio/bss_acpt.c
@@ -0,0 +1,500 @@
1/* crypto/bio/bss_acpt.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#ifndef NO_SOCK
60
61#include <stdio.h>
62#include <errno.h>
63#define USE_SOCKETS
64#include "cryptlib.h"
65#include "bio.h"
66
67/* BIOerr(BIO_F_WSASTARTUP,BIO_R_WSASTARTUP ); */
68
69#ifdef WIN16
70#define SOCKET_PROTOCOL 0 /* more microsoft stupidity */
71#else
72#define SOCKET_PROTOCOL IPPROTO_TCP
73#endif
74
75typedef struct bio_accept_st
76 {
77 int state;
78 char *param_addr;
79
80 int accept_sock;
81 int accept_nbio;
82
83 char *addr;
84 int nbio;
85 BIO *bio_chain;
86 } BIO_ACCEPT;
87
88#ifndef NOPROTO
89static int acpt_write(BIO *h,char *buf,int num);
90static int acpt_read(BIO *h,char *buf,int size);
91static int acpt_puts(BIO *h,char *str);
92static long acpt_ctrl(BIO *h,int cmd,long arg1,char *arg2);
93static int acpt_new(BIO *h);
94static int acpt_free(BIO *data);
95#else
96static int acpt_write();
97static int acpt_read();
98static int acpt_puts();
99static long acpt_ctrl();
100static int acpt_new();
101static int acpt_free();
102#endif
103
104#ifndef NOPROTO
105static int acpt_state(BIO *b, BIO_ACCEPT *c);
106static void acpt_close_socket(BIO *data);
107BIO_ACCEPT *BIO_ACCEPT_new(void );
108void BIO_ACCEPT_free(BIO_ACCEPT *a);
109
110#else
111
112static int acpt_state();
113static void acpt_close_socket();
114BIO_ACCEPT *BIO_ACCEPT_new();
115void BIO_ACCEPT_free();
116#endif
117
118#define ACPT_S_BEFORE 1
119#define ACPT_S_GET_ACCEPT_SOCKET 2
120#define ACPT_S_OK 3
121
122static BIO_METHOD methods_acceptp=
123 {
124 BIO_TYPE_ACCEPT,
125 "socket accept",
126 acpt_write,
127 acpt_read,
128 acpt_puts,
129 NULL, /* connect_gets, */
130 acpt_ctrl,
131 acpt_new,
132 acpt_free,
133 };
134
135BIO_METHOD *BIO_s_accept()
136 {
137 return(&methods_acceptp);
138 }
139
140static int acpt_new(bi)
141BIO *bi;
142 {
143 BIO_ACCEPT *ba;
144
145 bi->init=0;
146 bi->num=INVALID_SOCKET;
147 bi->flags=0;
148 if ((ba=BIO_ACCEPT_new()) == NULL)
149 return(0);
150 bi->ptr=(char *)ba;
151 ba->state=ACPT_S_BEFORE;
152 bi->shutdown=1;
153 return(1);
154 }
155
156BIO_ACCEPT *BIO_ACCEPT_new()
157 {
158 BIO_ACCEPT *ret;
159
160 if ((ret=(BIO_ACCEPT *)Malloc(sizeof(BIO_ACCEPT))) == NULL)
161 return(NULL);
162
163 memset(ret,0,sizeof(BIO_ACCEPT));
164 ret->accept_sock=INVALID_SOCKET;
165 return(ret);
166 }
167
168void BIO_ACCEPT_free(a)
169BIO_ACCEPT *a;
170 {
171 if (a->param_addr != NULL) Free(a->param_addr);
172 if (a->addr != NULL) Free(a->addr);
173 if (a->bio_chain != NULL) BIO_free(a->bio_chain);
174 Free(a);
175 }
176
177static void acpt_close_socket(bio)
178BIO *bio;
179 {
180 BIO_ACCEPT *c;
181
182 c=(BIO_ACCEPT *)bio->ptr;
183 if (c->accept_sock != INVALID_SOCKET)
184 {
185 shutdown(c->accept_sock,2);
186# ifdef WINDOWS
187 closesocket(c->accept_sock);
188# else
189 close(c->accept_sock);
190# endif
191 c->accept_sock=INVALID_SOCKET;
192 bio->num=INVALID_SOCKET;
193 }
194 }
195
196static int acpt_free(a)
197BIO *a;
198 {
199 BIO_ACCEPT *data;
200
201 if (a == NULL) return(0);
202 data=(BIO_ACCEPT *)a->ptr;
203
204 if (a->shutdown)
205 {
206 acpt_close_socket(a);
207 BIO_ACCEPT_free(data);
208 a->ptr=NULL;
209 a->flags=0;
210 a->init=0;
211 }
212 return(1);
213 }
214
215static int acpt_state(b,c)
216BIO *b;
217BIO_ACCEPT *c;
218 {
219 BIO *bio=NULL,*dbio;
220 unsigned long l=1;
221 int s= -1;
222 int i;
223
224again:
225 switch (c->state)
226 {
227 case ACPT_S_BEFORE:
228 if (c->param_addr == NULL)
229 {
230 BIOerr(BIO_F_ACPT_STATE,BIO_R_NO_ACCEPT_PORT_SPECIFIED);
231 return(-1);
232 }
233 s=BIO_get_accept_socket(c->param_addr);
234 if (s == INVALID_SOCKET)
235 return(-1);
236
237#ifdef FIONBIO
238 if (c->accept_nbio)
239 {
240 i=BIO_socket_ioctl(b->num,FIONBIO,&l);
241 if (i < 0)
242 {
243#ifdef WINDOWS
244 closesocket(s);
245#else
246 close(s);
247# endif
248 BIOerr(BIO_F_ACPT_STATE,BIO_R_ERROR_SETTING_NBIO_ON_ACCEPT_SOCKET);
249 return(-1);
250 }
251 }
252#endif
253 c->accept_sock=s;
254 b->num=s;
255 c->state=ACPT_S_GET_ACCEPT_SOCKET;
256 return(1);
257 break;
258 case ACPT_S_GET_ACCEPT_SOCKET:
259 if (b->next_bio != NULL)
260 {
261 c->state=ACPT_S_OK;
262 goto again;
263 }
264 i=BIO_accept(c->accept_sock,&(c->addr));
265 if (i < 0) return(i);
266 bio=BIO_new_socket(i,BIO_CLOSE);
267 if (bio == NULL) goto err;
268
269 BIO_set_callback(bio,BIO_get_callback(b));
270 BIO_set_callback_arg(bio,BIO_get_callback_arg(b));
271
272#ifdef FIONBIO
273 if (c->nbio)
274 {
275 i=BIO_socket_ioctl(i,FIONBIO,&l);
276 if (i < 0)
277 {
278 BIOerr(BIO_F_ACPT_STATE,BIO_R_ERROR_SETTING_NBIO_ON_ACCEPTED_SOCKET);
279 goto err;
280 }
281 }
282#endif
283
284 /* If the accept BIO has an bio_chain, we dup it and
285 * put the new socket at the end. */
286 if (c->bio_chain != NULL)
287 {
288 if ((dbio=BIO_dup_chain(c->bio_chain)) == NULL)
289 goto err;
290 if (!BIO_push(dbio,bio)) goto err;
291 bio=dbio;
292 }
293 if (BIO_push(b,bio) == NULL) goto err;
294
295 c->state=ACPT_S_OK;
296 return(1);
297err:
298 if (bio != NULL)
299 BIO_free(bio);
300 else if (s >= 0)
301 {
302#ifdef WINDOWS
303 closesocket(s);
304#else
305 close(s);
306# endif
307 }
308 return(0);
309 break;
310 case ACPT_S_OK:
311 if (b->next_bio == NULL)
312 {
313 c->state=ACPT_S_GET_ACCEPT_SOCKET;
314 goto again;
315 }
316 return(1);
317 break;
318 default:
319 return(0);
320 break;
321 }
322
323 }
324
325static int acpt_read(b,out,outl)
326BIO *b;
327char *out;
328int outl;
329 {
330 int ret=0;
331 BIO_ACCEPT *data;
332
333 BIO_clear_retry_flags(b);
334 data=(BIO_ACCEPT *)b->ptr;
335
336 while (b->next_bio == NULL)
337 {
338 ret=acpt_state(b,data);
339 if (ret <= 0) return(ret);
340 }
341
342 ret=BIO_read(b->next_bio,out,outl);
343 BIO_copy_next_retry(b);
344 return(ret);
345 }
346
347static int acpt_write(b,in,inl)
348BIO *b;
349char *in;
350int inl;
351 {
352 int ret;
353 BIO_ACCEPT *data;
354
355 BIO_clear_retry_flags(b);
356 data=(BIO_ACCEPT *)b->ptr;
357
358 while (b->next_bio == NULL)
359 {
360 ret=acpt_state(b,data);
361 if (ret <= 0) return(ret);
362 }
363
364 ret=BIO_write(b->next_bio,in,inl);
365 BIO_copy_next_retry(b);
366 return(ret);
367 }
368
369static long acpt_ctrl(b,cmd,num,ptr)
370BIO *b;
371int cmd;
372long num;
373char *ptr;
374 {
375 BIO *dbio;
376 int *ip;
377 long ret=1;
378 BIO_ACCEPT *data;
379 char **pp;
380
381 data=(BIO_ACCEPT *)b->ptr;
382
383 switch (cmd)
384 {
385 case BIO_CTRL_RESET:
386 ret=0;
387 data->state=ACPT_S_BEFORE;
388 acpt_close_socket(b);
389 b->flags=0;
390 break;
391 case BIO_C_DO_STATE_MACHINE:
392 /* use this one to start the connection */
393 ret=(long)acpt_state(b,data);
394 break;
395 case BIO_C_SET_ACCEPT:
396 if (ptr != NULL)
397 {
398 if (num == 0)
399 {
400 b->init=1;
401 if (data->param_addr != NULL)
402 Free(data->param_addr);
403 data->param_addr=BUF_strdup(ptr);
404 }
405 else if (num == 1)
406 {
407 data->accept_nbio=(ptr != NULL);
408 }
409 else if (num == 2)
410 {
411 if (data->bio_chain != NULL)
412 BIO_free(data->bio_chain);
413 data->bio_chain=(BIO *)ptr;
414 }
415 }
416 break;
417 case BIO_C_SET_NBIO:
418 data->nbio=(int)num;
419 break;
420 case BIO_C_GET_FD:
421 if (b->init)
422 {
423 ip=(int *)ptr;
424 if (ip != NULL)
425 *ip=data->accept_sock;
426 ret=b->num;
427 }
428 else
429 ret= -1;
430 break;
431 case BIO_C_GET_ACCEPT:
432 if (b->init)
433 {
434 if (ptr != NULL)
435 {
436 pp=(char **)ptr;
437 *pp=data->param_addr;
438 }
439 else
440 ret= -1;
441 }
442 else
443 ret= -1;
444 break;
445 case BIO_CTRL_GET_CLOSE:
446 ret=b->shutdown;
447 break;
448 case BIO_CTRL_SET_CLOSE:
449 b->shutdown=(int)num;
450 break;
451 case BIO_CTRL_PENDING:
452 case BIO_CTRL_WPENDING:
453 ret=0;
454 break;
455 case BIO_CTRL_FLUSH:
456 break;
457 case BIO_CTRL_DUP:
458 dbio=(BIO *)ptr;
459/* if (data->param_port) EAY EAY
460 BIO_set_port(dbio,data->param_port);
461 if (data->param_hostname)
462 BIO_set_hostname(dbio,data->param_hostname);
463 BIO_set_nbio(dbio,data->nbio); */
464 break;
465
466 default:
467 ret=0;
468 break;
469 }
470 return(ret);
471 }
472
473static int acpt_puts(bp,str)
474BIO *bp;
475char *str;
476 {
477 int n,ret;
478
479 n=strlen(str);
480 ret=acpt_write(bp,str,n);
481 return(ret);
482 }
483
484BIO *BIO_new_accept(str)
485char *str;
486 {
487 BIO *ret;
488
489 ret=BIO_new(BIO_s_accept());
490 if (ret == NULL) return(NULL);
491 if (BIO_set_accept_port(ret,str))
492 return(ret);
493 else
494 {
495 BIO_free(ret);
496 return(NULL);
497 }
498 }
499
500#endif
diff --git a/src/lib/libcrypto/bio/bss_conn.c b/src/lib/libcrypto/bio/bss_conn.c
new file mode 100644
index 0000000000..6e547bf866
--- /dev/null
+++ b/src/lib/libcrypto/bio/bss_conn.c
@@ -0,0 +1,648 @@
1/* crypto/bio/bss_conn.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#ifndef NO_SOCK
60
61#include <stdio.h>
62#include <errno.h>
63#define USE_SOCKETS
64#include "cryptlib.h"
65#include "bio.h"
66
67/* BIOerr(BIO_F_WSASTARTUP,BIO_R_WSASTARTUP ); */
68
69#ifdef WIN16
70#define SOCKET_PROTOCOL 0 /* more microsoft stupidity */
71#else
72#define SOCKET_PROTOCOL IPPROTO_TCP
73#endif
74
75typedef struct bio_connect_st
76 {
77 int state;
78
79 char *param_hostname;
80 char *param_port;
81 int nbio;
82
83 unsigned char ip[4];
84 short port;
85
86 struct sockaddr_in them;
87
88 /* int socket; this will be kept in bio->num so that it is
89 * compatable with the bss_sock bio */
90 int error;
91
92 /* called when the connection is initially made
93 * callback(BIO,state,ret); The callback should return
94 * 'ret'. state is for compatablity with the ssl info_callback */
95 int (*info_callback)();
96 } BIO_CONNECT;
97
98#ifndef NOPROTO
99static int conn_write(BIO *h,char *buf,int num);
100static int conn_read(BIO *h,char *buf,int size);
101static int conn_puts(BIO *h,char *str);
102static long conn_ctrl(BIO *h,int cmd,long arg1,char *arg2);
103static int conn_new(BIO *h);
104static int conn_free(BIO *data);
105#else
106static int conn_write();
107static int conn_read();
108static int conn_puts();
109static long conn_ctrl();
110static int conn_new();
111static int conn_free();
112#endif
113
114#ifndef NOPROTO
115
116static int conn_state(BIO *b, BIO_CONNECT *c);
117static void conn_close_socket(BIO *data);
118BIO_CONNECT *BIO_CONNECT_new(void );
119void BIO_CONNECT_free(BIO_CONNECT *a);
120
121#else
122
123static int conn_state();
124static void conn_close_socket();
125BIO_CONNECT *BIO_CONNECT_new();
126void BIO_CONNECT_free();
127
128#endif
129
130static BIO_METHOD methods_connectp=
131 {
132 BIO_TYPE_CONNECT,
133 "socket connect",
134 conn_write,
135 conn_read,
136 conn_puts,
137 NULL, /* connect_gets, */
138 conn_ctrl,
139 conn_new,
140 conn_free,
141 };
142
143static int conn_state(b,c)
144BIO *b;
145BIO_CONNECT *c;
146 {
147 int ret= -1,i;
148 unsigned long l;
149 char *p,*q;
150 int (*cb)()=NULL;
151
152 if (c->info_callback != NULL)
153 cb=c->info_callback;
154
155 for (;;)
156 {
157 switch (c->state)
158 {
159 case BIO_CONN_S_BEFORE:
160 p=c->param_hostname;
161 if (p == NULL)
162 {
163 BIOerr(BIO_F_CONN_STATE,BIO_R_NO_HOSTHNAME_SPECIFIED);
164 goto exit_loop;
165 }
166 for ( ; *p != '\0'; p++)
167 {
168 if ((*p == ':') || (*p == '/')) break;
169 }
170
171 i= *p;
172 if ((i == ':') || (i == '/'))
173 {
174
175 *(p++)='\0';
176 if (i == ':')
177 {
178 for (q=p; *q; q++)
179 if (*q == '/')
180 {
181 *q='\0';
182 break;
183 }
184 if (c->param_port != NULL)
185 Free(c->param_port);
186 c->param_port=BUF_strdup(p);
187 }
188 }
189
190 if (p == NULL)
191 {
192 BIOerr(BIO_F_CONN_STATE,BIO_R_NO_PORT_SPECIFIED);
193 ERR_add_error_data(2,"host=",c->param_hostname);
194 goto exit_loop;
195 }
196 c->state=BIO_CONN_S_GET_IP;
197 break;
198
199 case BIO_CONN_S_GET_IP:
200 if (BIO_get_host_ip(c->param_hostname,&(c->ip[0])) <= 0)
201 goto exit_loop;
202 c->state=BIO_CONN_S_GET_PORT;
203 break;
204
205 case BIO_CONN_S_GET_PORT:
206 if (BIO_get_port(c->param_port,&c->port) <= 0)
207 goto exit_loop;
208 c->state=BIO_CONN_S_CREATE_SOCKET;
209 break;
210
211 case BIO_CONN_S_CREATE_SOCKET:
212 /* now setup address */
213 memset((char *)&c->them,0,sizeof(c->them));
214 c->them.sin_family=AF_INET;
215 c->them.sin_port=htons((unsigned short)c->port);
216 l=(unsigned long)
217 ((unsigned long)c->ip[0]<<24L)|
218 ((unsigned long)c->ip[1]<<16L)|
219 ((unsigned long)c->ip[2]<< 8L)|
220 ((unsigned long)c->ip[3]);
221 c->them.sin_addr.s_addr=htonl(l);
222 c->state=BIO_CONN_S_CREATE_SOCKET;
223
224 ret=socket(AF_INET,SOCK_STREAM,SOCKET_PROTOCOL);
225 if (ret == INVALID_SOCKET)
226 {
227 SYSerr(SYS_F_SOCKET,get_last_socket_error());
228 ERR_add_error_data(4,"host=",c->param_hostname,
229 ":",c->param_port);
230 BIOerr(BIO_F_CONN_STATE,BIO_R_UNABLE_TO_CREATE_SOCKET);
231 goto exit_loop;
232 }
233 b->num=ret;
234 c->state=BIO_CONN_S_NBIO;
235 break;
236
237 case BIO_CONN_S_NBIO:
238#ifdef FIONBIO
239 if (c->nbio)
240 {
241 l=1;
242 ret=BIO_socket_ioctl(b->num,FIONBIO,&l);
243 if (ret < 0)
244 {
245 BIOerr(BIO_F_CONN_STATE,BIO_R_ERROR_SETTING_NBIO);
246 ERR_add_error_data(4,"host=",
247 c->param_hostname,
248 ":",c->param_port);
249 goto exit_loop;
250 }
251 }
252#endif
253 c->state=BIO_CONN_S_CONNECT;
254
255#ifdef SO_KEEPALIVE
256 i=1;
257 i=setsockopt(b->num,SOL_SOCKET,SO_KEEPALIVE,(char *)&i,sizeof(i));
258 if (i < 0)
259 {
260 SYSerr(SYS_F_SOCKET,get_last_socket_error());
261 ERR_add_error_data(4,"host=",c->param_hostname,
262 ":",c->param_port);
263 BIOerr(BIO_F_CONN_STATE,BIO_R_KEEPALIVE);
264 goto exit_loop;
265 }
266#endif
267 break;
268
269 case BIO_CONN_S_CONNECT:
270 BIO_clear_retry_flags(b);
271 ret=connect(b->num,
272 (struct sockaddr *)&c->them,
273 sizeof(c->them));
274 b->retry_reason=0;
275 if (ret < 0)
276 {
277 if (BIO_sock_should_retry(ret))
278 {
279 BIO_set_retry_special(b);
280 c->state=BIO_CONN_S_BLOCKED_CONNECT;
281 b->retry_reason=BIO_RR_CONNECT;
282 }
283 else
284 {
285 SYSerr(SYS_F_CONNECT,get_last_socket_error());
286 ERR_add_error_data(4,"host=",
287 c->param_hostname,
288 ":",c->param_port);
289 BIOerr(BIO_F_CONN_STATE,BIO_R_CONNECT_ERROR);
290 }
291 goto exit_loop;
292 }
293 else
294 c->state=BIO_CONN_S_OK;
295 break;
296
297 case BIO_CONN_S_BLOCKED_CONNECT:
298 i=BIO_sock_error(b->num);
299 if (i)
300 {
301 BIO_clear_retry_flags(b);
302 SYSerr(SYS_F_CONNECT,i);
303 ERR_add_error_data(4,"host=",
304 c->param_hostname,
305 ":",c->param_port);
306 BIOerr(BIO_F_CONN_STATE,BIO_R_NBIO_CONNECT_ERROR);
307 ret=0;
308 goto exit_loop;
309 }
310 else
311 c->state=BIO_CONN_S_OK;
312 break;
313
314 case BIO_CONN_S_OK:
315 ret=1;
316 goto exit_loop;
317 default:
318 abort();
319 goto exit_loop;
320 }
321
322 if (cb != NULL)
323 {
324 if (!(ret=cb((BIO *)b,c->state,ret)))
325 goto end;
326 }
327 }
328
329 if (1)
330 {
331exit_loop:
332 if (cb != NULL)
333 ret=cb((BIO *)b,c->state,ret);
334 }
335end:
336 return(ret);
337 }
338
339BIO_CONNECT *BIO_CONNECT_new()
340 {
341 BIO_CONNECT *ret;
342
343 if ((ret=(BIO_CONNECT *)Malloc(sizeof(BIO_CONNECT))) == NULL)
344 return(NULL);
345 ret->state=BIO_CONN_S_BEFORE;
346 ret->param_hostname=NULL;
347 ret->param_port=NULL;
348 ret->info_callback=NULL;
349 ret->nbio=0;
350 ret->ip[0]=0;
351 ret->ip[1]=0;
352 ret->ip[2]=0;
353 ret->ip[3]=0;
354 ret->port=0;
355 memset((char *)&ret->them,0,sizeof(ret->them));
356 ret->error=0;
357 return(ret);
358 }
359
360void BIO_CONNECT_free(a)
361BIO_CONNECT *a;
362 {
363 if (a->param_hostname != NULL)
364 Free(a->param_hostname);
365 if (a->param_port != NULL)
366 Free(a->param_port);
367 Free(a);
368 }
369
370BIO_METHOD *BIO_s_connect()
371 {
372 return(&methods_connectp);
373 }
374
375static int conn_new(bi)
376BIO *bi;
377 {
378 bi->init=0;
379 bi->num=INVALID_SOCKET;
380 bi->flags=0;
381 if ((bi->ptr=(char *)BIO_CONNECT_new()) == NULL)
382 return(0);
383 else
384 return(1);
385 }
386
387static void conn_close_socket(bio)
388BIO *bio;
389 {
390 BIO_CONNECT *c;
391
392 c=(BIO_CONNECT *)bio->ptr;
393 if (bio->num != INVALID_SOCKET)
394 {
395 /* Only do a shutdown if things were established */
396 if (c->state == BIO_CONN_S_OK)
397 shutdown(bio->num,2);
398# ifdef WINDOWS
399 closesocket(bio->num);
400# else
401 close(bio->num);
402# endif
403 bio->num=INVALID_SOCKET;
404 }
405 }
406
407static int conn_free(a)
408BIO *a;
409 {
410 BIO_CONNECT *data;
411
412 if (a == NULL) return(0);
413 data=(BIO_CONNECT *)a->ptr;
414
415 if (a->shutdown)
416 {
417 conn_close_socket(a);
418 BIO_CONNECT_free(data);
419 a->ptr=NULL;
420 a->flags=0;
421 a->init=0;
422 }
423 return(1);
424 }
425
426static int conn_read(b,out,outl)
427BIO *b;
428char *out;
429int outl;
430 {
431 int ret=0;
432 BIO_CONNECT *data;
433
434 data=(BIO_CONNECT *)b->ptr;
435 if (data->state != BIO_CONN_S_OK)
436 {
437 ret=conn_state(b,data);
438 if (ret <= 0)
439 return(ret);
440 }
441
442 if (out != NULL)
443 {
444 clear_socket_error();
445#if defined(WINDOWS)
446 ret=recv(b->num,out,outl,0);
447#else
448 ret=read(b->num,out,outl);
449#endif
450 BIO_clear_retry_flags(b);
451 if (ret <= 0)
452 {
453 if (BIO_sock_should_retry(ret))
454 BIO_set_retry_read(b);
455 }
456 }
457 return(ret);
458 }
459
460static int conn_write(b,in,inl)
461BIO *b;
462char *in;
463int inl;
464 {
465 int ret;
466 BIO_CONNECT *data;
467
468 data=(BIO_CONNECT *)b->ptr;
469 if (data->state != BIO_CONN_S_OK)
470 {
471 ret=conn_state(b,data);
472 if (ret <= 0) return(ret);
473 }
474
475 clear_socket_error();
476#if defined(WINDOWS)
477 ret=send(b->num,in,inl,0);
478#else
479 ret=write(b->num,in,inl);
480#endif
481 BIO_clear_retry_flags(b);
482 if (ret <= 0)
483 {
484 if (BIO_sock_should_retry(ret))
485 BIO_set_retry_write(b);
486 }
487 return(ret);
488 }
489
490static long conn_ctrl(b,cmd,num,ptr)
491BIO *b;
492int cmd;
493long num;
494char *ptr;
495 {
496 BIO *dbio;
497 int *ip;
498 char **pptr;
499 long ret=1;
500 BIO_CONNECT *data;
501
502 data=(BIO_CONNECT *)b->ptr;
503
504 switch (cmd)
505 {
506 case BIO_CTRL_RESET:
507 ret=0;
508 data->state=BIO_CONN_S_BEFORE;
509 conn_close_socket(b);
510 b->flags=0;
511 break;
512 case BIO_C_DO_STATE_MACHINE:
513 /* use this one to start the connection */
514 if (!data->state != BIO_CONN_S_OK)
515 ret=(long)conn_state(b,data);
516 else
517 ret=1;
518 break;
519 case BIO_C_GET_CONNECT:
520 if (ptr != NULL)
521 {
522 pptr=(char **)ptr;
523 if (num == 0)
524 {
525 *pptr=data->param_hostname;
526
527 }
528 else if (num == 1)
529 {
530 *pptr=data->param_port;
531 }
532 else if (num == 2)
533 {
534 *pptr= (char *)&(data->ip[0]);
535 }
536 else if (num == 3)
537 {
538 *((int *)ptr)=data->port;
539 }
540 if ((!b->init) || (ptr == NULL))
541 *pptr="not initalised";
542 ret=1;
543 }
544 break;
545 case BIO_C_SET_CONNECT:
546 if (ptr != NULL)
547 {
548 b->init=1;
549 if (num == 0)
550 {
551 if (data->param_hostname != NULL)
552 Free(data->param_hostname);
553 data->param_hostname=BUF_strdup(ptr);
554 }
555 else if (num == 1)
556 {
557 if (data->param_port != NULL)
558 Free(data->param_port);
559 data->param_port=BUF_strdup(ptr);
560 }
561 else if (num == 2)
562 memcpy(data->ip,ptr,4);
563 else if (num == 3)
564 data->port= *(int *)ptr;
565 }
566 break;
567 case BIO_C_SET_NBIO:
568 data->nbio=(int)num;
569 break;
570 case BIO_C_GET_FD:
571 if (b->init)
572 {
573 ip=(int *)ptr;
574 if (ip != NULL)
575 *ip=b->num;
576 ret=b->num;
577 }
578 else
579 ret= -1;
580 break;
581 case BIO_CTRL_GET_CLOSE:
582 ret=b->shutdown;
583 break;
584 case BIO_CTRL_SET_CLOSE:
585 b->shutdown=(int)num;
586 break;
587 case BIO_CTRL_PENDING:
588 case BIO_CTRL_WPENDING:
589 ret=0;
590 break;
591 case BIO_CTRL_FLUSH:
592 break;
593 case BIO_CTRL_DUP:
594 dbio=(BIO *)ptr;
595 if (data->param_port)
596 BIO_set_conn_port(dbio,data->param_port);
597 if (data->param_hostname)
598 BIO_set_conn_hostname(dbio,data->param_hostname);
599 BIO_set_nbio(dbio,data->nbio);
600 BIO_set_info_callback(dbio,data->info_callback);
601 break;
602 case BIO_CTRL_SET_CALLBACK:
603 data->info_callback=(int (*)())ptr;
604 break;
605 case BIO_CTRL_GET_CALLBACK:
606 {
607 int (**fptr)();
608
609 fptr=(int (**)())ptr;
610 *fptr=data->info_callback;
611 }
612 break;
613 default:
614 ret=0;
615 break;
616 }
617 return(ret);
618 }
619
620static int conn_puts(bp,str)
621BIO *bp;
622char *str;
623 {
624 int n,ret;
625
626 n=strlen(str);
627 ret=conn_write(bp,str,n);
628 return(ret);
629 }
630
631BIO *BIO_new_connect(str)
632char *str;
633 {
634 BIO *ret;
635
636 ret=BIO_new(BIO_s_connect());
637 if (ret == NULL) return(NULL);
638 if (BIO_set_conn_hostname(ret,str))
639 return(ret);
640 else
641 {
642 BIO_free(ret);
643 return(NULL);
644 }
645 }
646
647#endif
648
diff --git a/src/lib/libcrypto/bio/bss_fd.c b/src/lib/libcrypto/bio/bss_fd.c
new file mode 100644
index 0000000000..686c4909a2
--- /dev/null
+++ b/src/lib/libcrypto/bio/bss_fd.c
@@ -0,0 +1,62 @@
1/* crypto/bio/bss_fd.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#define BIO_FD
60#include "bss_sock.c"
61#undef BIO_FD
62
diff --git a/src/lib/libcrypto/bio/bss_file.c b/src/lib/libcrypto/bio/bss_file.c
new file mode 100644
index 0000000000..1484cf849e
--- /dev/null
+++ b/src/lib/libcrypto/bio/bss_file.c
@@ -0,0 +1,339 @@
1/* crypto/bio/bss_file.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59/*
60 * 03-Dec-1997 rdenny@dc3.com Fix bug preventing use of stdin/stdout
61 * with binary data (e.g. asn1parse -inform DER < xxx) under
62 * Windows
63 */
64
65#ifndef HEADER_BSS_FILE_C
66#define HEADER_BSS_FILE_C
67
68#include <stdio.h>
69#include <errno.h>
70#include "cryptlib.h"
71#include "bio.h"
72#include "err.h"
73
74#if !defined(NO_STDIO)
75
76#ifndef NOPROTO
77static int MS_CALLBACK file_write(BIO *h,char *buf,int num);
78static int MS_CALLBACK file_read(BIO *h,char *buf,int size);
79static int MS_CALLBACK file_puts(BIO *h,char *str);
80static int MS_CALLBACK file_gets(BIO *h,char *str,int size);
81static long MS_CALLBACK file_ctrl(BIO *h,int cmd,long arg1,char *arg2);
82static int MS_CALLBACK file_new(BIO *h);
83static int MS_CALLBACK file_free(BIO *data);
84#else
85static int MS_CALLBACK file_write();
86static int MS_CALLBACK file_read();
87static int MS_CALLBACK file_puts();
88static int MS_CALLBACK file_gets();
89static long MS_CALLBACK file_ctrl();
90static int MS_CALLBACK file_new();
91static int MS_CALLBACK file_free();
92#endif
93
94static BIO_METHOD methods_filep=
95 {
96 BIO_TYPE_FILE,
97 "FILE pointer",
98 file_write,
99 file_read,
100 file_puts,
101 file_gets,
102 file_ctrl,
103 file_new,
104 file_free,
105 };
106
107BIO *BIO_new_file(filename,mode)
108char *filename;
109char *mode;
110 {
111 BIO *ret;
112 FILE *file;
113
114 if ((file=fopen(filename,mode)) == NULL)
115 {
116 SYSerr(SYS_F_FOPEN,get_last_sys_error());
117 ERR_add_error_data(5,"fopen('",filename,"','",mode,"')");
118 BIOerr(BIO_F_BIO_NEW_FILE,ERR_R_SYS_LIB);
119 return(NULL);
120 }
121 if ((ret=BIO_new(BIO_s_file_internal())) == NULL)
122 return(NULL);
123
124 BIO_set_fp(ret,file,BIO_CLOSE);
125 return(ret);
126 }
127
128BIO *BIO_new_fp(stream,close_flag)
129FILE *stream;
130int close_flag;
131 {
132 BIO *ret;
133
134 if ((ret=BIO_new(BIO_s_file())) == NULL)
135 return(NULL);
136
137 BIO_set_fp(ret,stream,close_flag);
138 return(ret);
139 }
140
141BIO_METHOD *BIO_s_file()
142 {
143 return(&methods_filep);
144 }
145
146static int MS_CALLBACK file_new(bi)
147BIO *bi;
148 {
149 bi->init=0;
150 bi->num=0;
151 bi->ptr=NULL;
152 return(1);
153 }
154
155static int MS_CALLBACK file_free(a)
156BIO *a;
157 {
158 if (a == NULL) return(0);
159 if (a->shutdown)
160 {
161 if ((a->init) && (a->ptr != NULL))
162 {
163 fclose((FILE *)a->ptr);
164 a->ptr=NULL;
165 }
166 a->init=0;
167 }
168 return(1);
169 }
170
171static int MS_CALLBACK file_read(b,out,outl)
172BIO *b;
173char *out;
174int outl;
175 {
176 int ret=0;
177
178 if (b->init && (out != NULL))
179 {
180 ret=fread(out,1,(int)outl,(FILE *)b->ptr);
181 }
182 return(ret);
183 }
184
185static int MS_CALLBACK file_write(b,in,inl)
186BIO *b;
187char *in;
188int inl;
189 {
190 int ret=0;
191
192 if (b->init && (in != NULL))
193 {
194 if (fwrite(in,(int)inl,1,(FILE *)b->ptr))
195 ret=inl;
196 /* ret=fwrite(in,1,(int)inl,(FILE *)b->ptr); */
197 /* acording to Tim Hudson <tjh@cryptsoft.com>, the commented
198 * out version above can cause 'inl' write calls under
199 * some stupid stdio implementations (VMS) */
200 }
201 return(ret);
202 }
203
204static long MS_CALLBACK file_ctrl(b,cmd,num,ptr)
205BIO *b;
206int cmd;
207long num;
208char *ptr;
209 {
210 long ret=1;
211 FILE *fp=(FILE *)b->ptr;
212 FILE **fpp;
213 char p[4];
214
215 switch (cmd)
216 {
217 case BIO_CTRL_RESET:
218 ret=(long)fseek(fp,num,0);
219 break;
220 case BIO_CTRL_EOF:
221 ret=(long)feof(fp);
222 break;
223 case BIO_CTRL_INFO:
224 ret=ftell(fp);
225 break;
226 case BIO_C_SET_FILE_PTR:
227 file_free(b);
228 b->shutdown=(int)num;
229 b->ptr=(char *)ptr;
230 b->init=1;
231#if defined(MSDOS) || defined(WINDOWS)
232 /* Set correct text/binary mode */
233 if (num & BIO_FP_TEXT)
234 _setmode(fileno((FILE *)ptr),_O_TEXT);
235 else
236 _setmode(fileno((FILE *)ptr),_O_BINARY);
237#endif
238 break;
239 case BIO_C_SET_FILENAME:
240 file_free(b);
241 b->shutdown=(int)num&BIO_CLOSE;
242 if (num & BIO_FP_APPEND)
243 {
244 if (num & BIO_FP_READ)
245 strcpy(p,"a+");
246 else strcpy(p,"a");
247 }
248 else if ((num & BIO_FP_READ) && (num & BIO_FP_WRITE))
249 strcpy(p,"r+");
250 else if (num & BIO_FP_WRITE)
251 strcpy(p,"w");
252 else if (num & BIO_FP_READ)
253 strcpy(p,"r");
254 else
255 {
256 BIOerr(BIO_F_FILE_CTRL,BIO_R_BAD_FOPEN_MODE);
257 ret=0;
258 break;
259 }
260#if defined(MSDOS) || defined(WINDOWS)
261 if (!(num & BIO_FP_TEXT))
262 strcat(p,"b");
263 else
264 strcat(p,"t");
265#endif
266 fp=fopen(ptr,p);
267 if (fp == NULL)
268 {
269 SYSerr(SYS_F_FOPEN,get_last_sys_error());
270 ERR_add_error_data(5,"fopen('",ptr,"','",p,"')");
271 BIOerr(BIO_F_FILE_CTRL,ERR_R_SYS_LIB);
272 ret=0;
273 break;
274 }
275 b->ptr=(char *)fp;
276 b->init=1;
277 break;
278 case BIO_C_GET_FILE_PTR:
279 /* the ptr parameter is actually a FILE ** in this case. */
280 if (ptr != NULL)
281 {
282 fpp=(FILE **)ptr;
283 *fpp=(FILE *)b->ptr;
284 }
285 break;
286 case BIO_CTRL_GET_CLOSE:
287 ret=(long)b->shutdown;
288 break;
289 case BIO_CTRL_SET_CLOSE:
290 b->shutdown=(int)num;
291 break;
292 case BIO_CTRL_FLUSH:
293 fflush((FILE *)b->ptr);
294 break;
295 case BIO_CTRL_DUP:
296 ret=1;
297 break;
298
299 case BIO_CTRL_WPENDING:
300 case BIO_CTRL_PENDING:
301 case BIO_CTRL_PUSH:
302 case BIO_CTRL_POP:
303 default:
304 ret=0;
305 break;
306 }
307 return(ret);
308 }
309
310static int MS_CALLBACK file_gets(bp,buf,size)
311BIO *bp;
312char *buf;
313int size;
314 {
315 int ret=0;
316
317 buf[0]='\0';
318 fgets(buf,size,(FILE *)bp->ptr);
319 if (buf[0] != '\0')
320 ret=strlen(buf);
321 return(ret);
322 }
323
324static int MS_CALLBACK file_puts(bp,str)
325BIO *bp;
326char *str;
327 {
328 int n,ret;
329
330 n=strlen(str);
331 ret=file_write(bp,str,n);
332 return(ret);
333 }
334
335#endif /* NO_STDIO */
336
337#endif /* HEADER_BSS_FILE_C */
338
339
diff --git a/src/lib/libcrypto/bio/bss_mem.c b/src/lib/libcrypto/bio/bss_mem.c
new file mode 100644
index 0000000000..40c4e39f02
--- /dev/null
+++ b/src/lib/libcrypto/bio/bss_mem.c
@@ -0,0 +1,297 @@
1/* crypto/bio/bss_mem.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <errno.h>
61#include "cryptlib.h"
62#include "bio.h"
63
64#ifndef NOPROTO
65static int mem_write(BIO *h,char *buf,int num);
66static int mem_read(BIO *h,char *buf,int size);
67static int mem_puts(BIO *h,char *str);
68static int mem_gets(BIO *h,char *str,int size);
69static long mem_ctrl(BIO *h,int cmd,long arg1,char *arg2);
70static int mem_new(BIO *h);
71static int mem_free(BIO *data);
72#else
73static int mem_write();
74static int mem_read();
75static int mem_puts();
76static int mem_gets();
77static long mem_ctrl();
78static int mem_new();
79static int mem_free();
80#endif
81
82static BIO_METHOD mem_method=
83 {
84 BIO_TYPE_MEM,
85 "memory buffer",
86 mem_write,
87 mem_read,
88 mem_puts,
89 mem_gets,
90 mem_ctrl,
91 mem_new,
92 mem_free,
93 };
94
95BIO_METHOD *BIO_s_mem()
96 {
97 return(&mem_method);
98 }
99
100static int mem_new(bi)
101BIO *bi;
102 {
103 BUF_MEM *b;
104
105 if ((b=BUF_MEM_new()) == NULL)
106 return(0);
107 bi->shutdown=1;
108 bi->init=1;
109 bi->num=0;
110 bi->ptr=(char *)b;
111 return(1);
112 }
113
114static int mem_free(a)
115BIO *a;
116 {
117 if (a == NULL) return(0);
118 if (a->shutdown)
119 {
120 if ((a->init) && (a->ptr != NULL))
121 {
122 BUF_MEM_free((BUF_MEM *)a->ptr);
123 a->ptr=NULL;
124 }
125 }
126 return(1);
127 }
128
129static int mem_read(b,out,outl)
130BIO *b;
131char *out;
132int outl;
133 {
134 int ret= -1;
135 BUF_MEM *bm;
136 int i;
137 char *from,*to;
138
139 bm=(BUF_MEM *)b->ptr;
140 BIO_clear_retry_flags(b);
141 ret=(outl > bm->length)?bm->length:outl;
142 if ((out != NULL) && (ret > 0))
143 {
144 memcpy(out,bm->data,ret);
145 bm->length-=ret;
146 /* memmove(&(bm->data[0]),&(bm->data[ret]), bm->length); */
147 from=(char *)&(bm->data[ret]);
148 to=(char *)&(bm->data[0]);
149 for (i=0; i<bm->length; i++)
150 to[i]=from[i];
151 }
152 else if (bm->length == 0)
153 {
154 BIO_set_retry_read(b);
155 ret= -1;
156 }
157 return(ret);
158 }
159
160static int mem_write(b,in,inl)
161BIO *b;
162char *in;
163int inl;
164 {
165 int ret= -1;
166 int blen;
167 BUF_MEM *bm;
168
169 bm=(BUF_MEM *)b->ptr;
170 if (in == NULL)
171 {
172 BIOerr(BIO_F_MEM_WRITE,BIO_R_NULL_PARAMETER);
173 goto end;
174 }
175
176 BIO_clear_retry_flags(b);
177 blen=bm->length;
178 if (BUF_MEM_grow(bm,blen+inl) != (blen+inl))
179 goto end;
180 memcpy(&(bm->data[blen]),in,inl);
181 ret=inl;
182end:
183 return(ret);
184 }
185
186static long mem_ctrl(b,cmd,num,ptr)
187BIO *b;
188int cmd;
189long num;
190char *ptr;
191 {
192 long ret=1;
193 char **pptr;
194
195 BUF_MEM *bm=(BUF_MEM *)b->ptr;
196
197 switch (cmd)
198 {
199 case BIO_CTRL_RESET:
200 if (bm->data != NULL)
201 memset(bm->data,0,bm->max);
202 bm->length=0;
203 break;
204 case BIO_CTRL_EOF:
205 ret=(long)(bm->length == 0);
206 break;
207 case BIO_CTRL_INFO:
208 ret=(long)bm->length;
209 if (ptr != NULL)
210 {
211 pptr=(char **)ptr;
212 *pptr=(char *)&(bm->data[0]);
213 }
214 break;
215 case BIO_C_SET_BUF_MEM:
216 mem_free(b);
217 b->shutdown=(int)num;
218 b->ptr=ptr;
219 break;
220 case BIO_C_GET_BUF_MEM_PTR:
221 if (ptr != NULL)
222 {
223 pptr=(char **)ptr;
224 *pptr=(char *)bm;
225 }
226 break;
227 case BIO_CTRL_GET_CLOSE:
228 ret=(long)b->shutdown;
229 break;
230 case BIO_CTRL_SET_CLOSE:
231 b->shutdown=(int)num;
232 break;
233
234 case BIO_CTRL_WPENDING:
235 ret=0L;
236 break;
237 case BIO_CTRL_PENDING:
238 ret=(long)bm->length;
239 break;
240 case BIO_CTRL_DUP:
241 case BIO_CTRL_FLUSH:
242 ret=1;
243 break;
244 case BIO_CTRL_PUSH:
245 case BIO_CTRL_POP:
246 default:
247 ret=0;
248 break;
249 }
250 return(ret);
251 }
252
253static int mem_gets(bp,buf,size)
254BIO *bp;
255char *buf;
256int size;
257 {
258 int i,j;
259 int ret= -1;
260 char *p;
261 BUF_MEM *bm=(BUF_MEM *)bp->ptr;
262
263 BIO_clear_retry_flags(bp);
264 j=bm->length;
265 if (j <= 0) return(0);
266 p=bm->data;
267 for (i=0; i<j; i++)
268 {
269 if (p[i] == '\n') break;
270 }
271 if (i == j)
272 {
273 BIO_set_retry_read(bp);
274 /* return(-1); change the semantics 0.6.6a */
275 }
276 else
277 i++;
278 /* i is the max to copy */
279 if ((size-1) < i) i=size-1;
280 i=mem_read(bp,buf,i);
281 if (i > 0) buf[i]='\0';
282 ret=i;
283 return(ret);
284 }
285
286static int mem_puts(bp,str)
287BIO *bp;
288char *str;
289 {
290 int n,ret;
291
292 n=strlen(str);
293 ret=mem_write(bp,str,n);
294 /* memory semantics is that it will always work */
295 return(ret);
296 }
297
diff --git a/src/lib/libcrypto/bio/bss_null.c b/src/lib/libcrypto/bio/bss_null.c
new file mode 100644
index 0000000000..0791a2471a
--- /dev/null
+++ b/src/lib/libcrypto/bio/bss_null.c
@@ -0,0 +1,177 @@
1/* crypto/bio/bss_null.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#include <stdio.h>
60#include <errno.h>
61#include "cryptlib.h"
62#include "bio.h"
63
64#ifndef NOPROTO
65static int null_write(BIO *h,char *buf,int num);
66static int null_read(BIO *h,char *buf,int size);
67static int null_puts(BIO *h,char *str);
68static int null_gets(BIO *h,char *str,int size);
69static long null_ctrl(BIO *h,int cmd,long arg1,char *arg2);
70static int null_new(BIO *h);
71static int null_free(BIO *data);
72#else
73static int null_write();
74static int null_read();
75static int null_puts();
76static int null_gets();
77static long null_ctrl();
78static int null_new();
79static int null_free();
80#endif
81
82static BIO_METHOD null_method=
83 {
84 BIO_TYPE_NULL,
85 "NULL",
86 null_write,
87 null_read,
88 null_puts,
89 null_gets,
90 null_ctrl,
91 null_new,
92 null_free,
93 };
94
95BIO_METHOD *BIO_s_null()
96 {
97 return(&null_method);
98 }
99
100static int null_new(bi)
101BIO *bi;
102 {
103 bi->init=1;
104 bi->num=0;
105 bi->ptr=(NULL);
106 return(1);
107 }
108
109static int null_free(a)
110BIO *a;
111 {
112 if (a == NULL) return(0);
113 return(1);
114 }
115
116static int null_read(b,out,outl)
117BIO *b;
118char *out;
119int outl;
120 {
121 return(0);
122 }
123
124static int null_write(b,in,inl)
125BIO *b;
126char *in;
127int inl;
128 {
129 return(inl);
130 }
131
132static long null_ctrl(b,cmd,num,ptr)
133BIO *b;
134int cmd;
135long num;
136char *ptr;
137 {
138 long ret=1;
139
140 switch (cmd)
141 {
142 case BIO_CTRL_RESET:
143 case BIO_CTRL_EOF:
144 case BIO_CTRL_SET:
145 case BIO_CTRL_SET_CLOSE:
146 case BIO_CTRL_FLUSH:
147 case BIO_CTRL_DUP:
148 ret=1;
149 break;
150 case BIO_CTRL_GET_CLOSE:
151 case BIO_CTRL_INFO:
152 case BIO_CTRL_GET:
153 case BIO_CTRL_PENDING:
154 case BIO_CTRL_WPENDING:
155 default:
156 ret=0;
157 break;
158 }
159 return(ret);
160 }
161
162static int null_gets(bp,buf,size)
163BIO *bp;
164char *buf;
165int size;
166 {
167 return(0);
168 }
169
170static int null_puts(bp,str)
171BIO *bp;
172char *str;
173 {
174 if (str == NULL) return(0);
175 return(strlen(str));
176 }
177
diff --git a/src/lib/libcrypto/bio/bss_sock.c b/src/lib/libcrypto/bio/bss_sock.c
new file mode 100644
index 0000000000..d907a2867b
--- /dev/null
+++ b/src/lib/libcrypto/bio/bss_sock.c
@@ -0,0 +1,461 @@
1/* crypto/bio/bss_sock.c */
2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59#if !defined(NO_SOCK) || defined(BIO_FD)
60
61#include <stdio.h>
62#include <errno.h>
63#define USE_SOCKETS
64#include "cryptlib.h"
65#include "bio.h"
66
67#ifndef BIO_FD
68#ifndef NOPROTO
69static int sock_write(BIO *h,char *buf,int num);
70static int sock_read(BIO *h,char *buf,int size);
71static int sock_puts(BIO *h,char *str);
72static long sock_ctrl(BIO *h,int cmd,long arg1,char *arg2);
73static int sock_new(BIO *h);
74static int sock_free(BIO *data);
75int BIO_sock_should_retry(int s);
76#else
77static int sock_write();
78static int sock_read();
79static int sock_puts();
80static long sock_ctrl();
81static int sock_new();
82static int sock_free();
83int BIO_sock_should_retry();
84#endif
85
86#else
87
88#ifndef NOPROTO
89static int fd_write(BIO *h,char *buf,int num);
90static int fd_read(BIO *h,char *buf,int size);
91static int fd_puts(BIO *h,char *str);
92static long fd_ctrl(BIO *h,int cmd,long arg1,char *arg2);
93static int fd_new(BIO *h);
94static int fd_free(BIO *data);
95int BIO_fd_should_retry(int s);
96#else
97static int fd_write();
98static int fd_read();
99static int fd_puts();
100static long fd_ctrl();
101static int fd_new();
102static int fd_free();
103int BIO_fd_should_retry();
104#endif
105#endif
106
107#ifndef BIO_FD
108static BIO_METHOD methods_sockp=
109 {
110 BIO_TYPE_SOCKET,
111 "socket",
112 sock_write,
113 sock_read,
114 sock_puts,
115 NULL, /* sock_gets, */
116 sock_ctrl,
117 sock_new,
118 sock_free,
119 };
120
121BIO_METHOD *BIO_s_socket()
122 {
123 return(&methods_sockp);
124 }
125#else
126static BIO_METHOD methods_fdp=
127 {
128 BIO_TYPE_FD,"file descriptor",
129 fd_write,
130 fd_read,
131 fd_puts,
132 NULL, /* fd_gets, */
133 fd_ctrl,
134 fd_new,
135 fd_free,
136 };
137
138BIO_METHOD *BIO_s_fd()
139 {
140 return(&methods_fdp);
141 }
142#endif
143
144#ifndef BIO_FD
145BIO *BIO_new_socket(fd,close_flag)
146#else
147BIO *BIO_new_fd(fd,close_flag)
148#endif
149int fd;
150int close_flag;
151 {
152 BIO *ret;
153
154#ifndef BIO_FD
155 ret=BIO_new(BIO_s_socket());
156#else
157 ret=BIO_new(BIO_s_fd());
158#endif
159 if (ret == NULL) return(NULL);
160 BIO_set_fd(ret,fd,close_flag);
161 return(ret);
162 }
163
164#ifndef BIO_FD
165static int sock_new(bi)
166#else
167static int fd_new(bi)
168#endif
169BIO *bi;
170 {
171 bi->init=0;
172 bi->num=0;
173 bi->ptr=NULL;
174 bi->flags=0;
175 return(1);
176 }
177
178#ifndef BIO_FD
179static int sock_free(a)
180#else
181static int fd_free(a)
182#endif
183BIO *a;
184 {
185 if (a == NULL) return(0);
186 if (a->shutdown)
187 {
188 if (a->init)
189 {
190#ifndef BIO_FD
191 shutdown(a->num,2);
192# ifdef WINDOWS
193 closesocket(a->num);
194# else
195 close(a->num);
196# endif
197#else /* BIO_FD */
198 close(a->num);
199#endif
200
201 }
202 a->init=0;
203 a->flags=0;
204 }
205 return(1);
206 }
207
208#ifndef BIO_FD
209static int sock_read(b,out,outl)
210#else
211static int fd_read(b,out,outl)
212#endif
213BIO *b;
214char *out;
215int outl;
216 {
217 int ret=0;
218
219 if (out != NULL)
220 {
221#if defined(WINDOWS) && !defined(BIO_FD)
222 clear_socket_error();
223 ret=recv(b->num,out,outl,0);
224#else
225 clear_sys_error();
226 ret=read(b->num,out,outl);
227#endif
228 BIO_clear_retry_flags(b);
229 if (ret <= 0)
230 {
231#ifndef BIO_FD
232 if (BIO_sock_should_retry(ret))
233#else
234 if (BIO_fd_should_retry(ret))
235#endif
236 BIO_set_retry_read(b);
237 }
238 }
239 return(ret);
240 }
241
242#ifndef BIO_FD
243static int sock_write(b,in,inl)
244#else
245static int fd_write(b,in,inl)
246#endif
247BIO *b;
248char *in;
249int inl;
250 {
251 int ret;
252
253#if defined(WINDOWS) && !defined(BIO_FD)
254 clear_socket_error();
255 ret=send(b->num,in,inl,0);
256#else
257 clear_sys_error();
258 ret=write(b->num,in,inl);
259#endif
260 BIO_clear_retry_flags(b);
261 if (ret <= 0)
262 {
263#ifndef BIO_FD
264 if (BIO_sock_should_retry(ret))
265#else
266 if (BIO_fd_should_retry(ret))
267#endif
268 BIO_set_retry_write(b);
269 }
270 return(ret);
271 }
272
273#ifndef BIO_FD
274static long sock_ctrl(b,cmd,num,ptr)
275#else
276static long fd_ctrl(b,cmd,num,ptr)
277#endif
278BIO *b;
279int cmd;
280long num;
281char *ptr;
282 {
283 long ret=1;
284 int *ip;
285
286 switch (cmd)
287 {
288 case BIO_CTRL_RESET:
289#ifdef BIO_FD
290 ret=(long)lseek(b->num,0,0);
291#else
292 ret=0;
293#endif
294 break;
295 case BIO_CTRL_INFO:
296 ret=0;
297 break;
298 case BIO_C_SET_FD:
299#ifndef BIO_FD
300 sock_free(b);
301#else
302 fd_free(b);
303#endif
304 b->num= *((int *)ptr);
305 b->shutdown=(int)num;
306 b->init=1;
307 break;
308 case BIO_C_GET_FD:
309 if (b->init)
310 {
311 ip=(int *)ptr;
312 if (ip != NULL) *ip=b->num;
313 ret=b->num;
314 }
315 else
316 ret= -1;
317 break;
318 case BIO_CTRL_GET_CLOSE:
319 ret=b->shutdown;
320 break;
321 case BIO_CTRL_SET_CLOSE:
322 b->shutdown=(int)num;
323 break;
324 case BIO_CTRL_PENDING:
325 case BIO_CTRL_WPENDING:
326 ret=0;
327 break;
328 case BIO_CTRL_DUP:
329 case BIO_CTRL_FLUSH:
330 ret=1;
331 break;
332 break;
333 default:
334 ret=0;
335 break;
336 }
337 return(ret);
338 }
339
340#ifdef undef
341static int sock_gets(bp,buf,size)
342BIO *bp;
343char *buf;
344int size;
345 {
346 return(-1);
347 }
348#endif
349
350#ifndef BIO_FD
351static int sock_puts(bp,str)
352#else
353static int fd_puts(bp,str)
354#endif
355BIO *bp;
356char *str;
357 {
358 int n,ret;
359
360 n=strlen(str);
361#ifndef BIO_FD
362 ret=sock_write(bp,str,n);
363#else
364 ret=fd_write(bp,str,n);
365#endif
366 return(ret);
367 }
368
369#ifndef BIO_FD
370int BIO_sock_should_retry(i)
371#else
372int BIO_fd_should_retry(i)
373#endif
374int i;
375 {
376 int err;
377
378 if ((i == 0) || (i == -1))
379 {
380#if !defined(BIO_FD) && defined(WINDOWS)
381 err=get_last_socket_error();
382#else
383 err=get_last_sys_error();
384#endif
385
386#if defined(WINDOWS) /* more microsoft stupidity */
387 if ((i == -1) && (err == 0))
388 return(1);
389#endif
390
391#ifndef BIO_FD
392 return(BIO_sock_non_fatal_error(err));
393#else
394 return(BIO_fd_non_fatal_error(err));
395#endif
396 }
397 return(0);
398 }
399
400#ifndef BIO_FD
401int BIO_sock_non_fatal_error(err)
402#else
403int BIO_fd_non_fatal_error(err)
404#endif
405int err;
406 {
407 switch (err)
408 {
409#if !defined(BIO_FD) && defined(WINDOWS)
410# if defined(WSAEWOULDBLOCK)
411 case WSAEWOULDBLOCK:
412# endif
413
414# if defined(WSAENOTCONN)
415 case WSAENOTCONN:
416# endif
417#endif
418
419#ifdef EWOULDBLOCK
420# ifdef WSAEWOULDBLOCK
421# if WSAEWOULDBLOCK != EWOULDBLOCK
422 case EWOULDBLOCK:
423# endif
424# else
425 case EWOULDBLOCK:
426# endif
427#endif
428
429#if defined(ENOTCONN)
430 case ENOTCONN:
431#endif
432
433#ifdef EINTR
434 case EINTR:
435#endif
436
437#ifdef EAGAIN
438#if EWOULDBLOCK != EAGAIN
439 case EAGAIN:
440# endif
441#endif
442
443#ifdef EPROTO
444 case EPROTO:
445#endif
446
447#ifdef EINPROGRESS
448 case EINPROGRESS:
449#endif
450
451#ifdef EALREADY
452 case EALREADY:
453#endif
454 return(1);
455 break;
456 default:
457 break;
458 }
459 return(0);
460 }
461#endif
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