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-rw-r--r--src/lib/libcrypto/bio/b_sock.c786
1 files changed, 0 insertions, 786 deletions
diff --git a/src/lib/libcrypto/bio/b_sock.c b/src/lib/libcrypto/bio/b_sock.c
deleted file mode 100644
index ead477d8a2..0000000000
--- a/src/lib/libcrypto/bio/b_sock.c
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@@ -1,786 +0,0 @@
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#include <stdio.h>
60#include <stdlib.h>
61#include <errno.h>
62#define USE_SOCKETS
63#include "cryptlib.h"
64#include <openssl/bio.h>
65#if defined(OPENSSL_SYS_NETWARE) && defined(NETWARE_BSDSOCK)
66#include <netdb.h>
67#if defined(NETWARE_CLIB)
68#include <sys/ioctl.h>
69NETDB_DEFINE_CONTEXT
70#endif
71#endif
72
73#ifndef OPENSSL_NO_SOCK
74
75#ifdef OPENSSL_SYS_WIN16
76#define SOCKET_PROTOCOL 0 /* more microsoft stupidity */
77#else
78#define SOCKET_PROTOCOL IPPROTO_TCP
79#endif
80
81#ifdef SO_MAXCONN
82#define MAX_LISTEN SO_MAXCONN
83#elif defined(SOMAXCONN)
84#define MAX_LISTEN SOMAXCONN
85#else
86#define MAX_LISTEN 32
87#endif
88
89#if defined(OPENSSL_SYS_WINDOWS) || (defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK))
90static int wsa_init_done=0;
91#endif
92
93#if 0
94static unsigned long BIO_ghbn_hits=0L;
95static unsigned long BIO_ghbn_miss=0L;
96
97#define GHBN_NUM 4
98static struct ghbn_cache_st
99 {
100 char name[129];
101 struct hostent *ent;
102 unsigned long order;
103 } ghbn_cache[GHBN_NUM];
104#endif
105
106static int get_ip(const char *str,unsigned char *ip);
107#if 0
108static void ghbn_free(struct hostent *a);
109static struct hostent *ghbn_dup(struct hostent *a);
110#endif
111int BIO_get_host_ip(const char *str, unsigned char *ip)
112 {
113 int i;
114 int err = 1;
115 int locked = 0;
116 struct hostent *he;
117
118 i=get_ip(str,ip);
119 if (i < 0)
120 {
121 BIOerr(BIO_F_BIO_GET_HOST_IP,BIO_R_INVALID_IP_ADDRESS);
122 goto err;
123 }
124
125 /* At this point, we have something that is most probably correct
126 in some way, so let's init the socket. */
127 if (BIO_sock_init() != 1)
128 return 0; /* don't generate another error code here */
129
130 /* If the string actually contained an IP address, we need not do
131 anything more */
132 if (i > 0) return(1);
133
134 /* do a gethostbyname */
135 CRYPTO_w_lock(CRYPTO_LOCK_GETHOSTBYNAME);
136 locked = 1;
137 he=BIO_gethostbyname(str);
138 if (he == NULL)
139 {
140 BIOerr(BIO_F_BIO_GET_HOST_IP,BIO_R_BAD_HOSTNAME_LOOKUP);
141 goto err;
142 }
143
144 /* cast to short because of win16 winsock definition */
145 if ((short)he->h_addrtype != AF_INET)
146 {
147 BIOerr(BIO_F_BIO_GET_HOST_IP,BIO_R_GETHOSTBYNAME_ADDR_IS_NOT_AF_INET);
148 goto err;
149 }
150 for (i=0; i<4; i++)
151 ip[i]=he->h_addr_list[0][i];
152 err = 0;
153
154 err:
155 if (locked)
156 CRYPTO_w_unlock(CRYPTO_LOCK_GETHOSTBYNAME);
157 if (err)
158 {
159 ERR_add_error_data(2,"host=",str);
160 return 0;
161 }
162 else
163 return 1;
164 }
165
166int BIO_get_port(const char *str, unsigned short *port_ptr)
167 {
168 int i;
169 struct servent *s;
170
171 if (str == NULL)
172 {
173 BIOerr(BIO_F_BIO_GET_PORT,BIO_R_NO_PORT_DEFINED);
174 return(0);
175 }
176 i=atoi(str);
177 if (i != 0)
178 *port_ptr=(unsigned short)i;
179 else
180 {
181 CRYPTO_w_lock(CRYPTO_LOCK_GETSERVBYNAME);
182 /* Note: under VMS with SOCKETSHR, it seems like the first
183 * parameter is 'char *', instead of 'const char *'
184 */
185#ifndef CONST_STRICT
186 s=getservbyname((char *)str,"tcp");
187#else
188 s=getservbyname(str,"tcp");
189#endif
190 if(s != NULL)
191 *port_ptr=ntohs((unsigned short)s->s_port);
192 CRYPTO_w_unlock(CRYPTO_LOCK_GETSERVBYNAME);
193 if(s == NULL)
194 {
195 if (strcmp(str,"http") == 0)
196 *port_ptr=80;
197 else if (strcmp(str,"telnet") == 0)
198 *port_ptr=23;
199 else if (strcmp(str,"socks") == 0)
200 *port_ptr=1080;
201 else if (strcmp(str,"https") == 0)
202 *port_ptr=443;
203 else if (strcmp(str,"ssl") == 0)
204 *port_ptr=443;
205 else if (strcmp(str,"ftp") == 0)
206 *port_ptr=21;
207 else if (strcmp(str,"gopher") == 0)
208 *port_ptr=70;
209#if 0
210 else if (strcmp(str,"wais") == 0)
211 *port_ptr=21;
212#endif
213 else
214 {
215 SYSerr(SYS_F_GETSERVBYNAME,get_last_socket_error());
216 ERR_add_error_data(3,"service='",str,"'");
217 return(0);
218 }
219 }
220 }
221 return(1);
222 }
223
224int BIO_sock_error(int sock)
225 {
226 int j,i;
227 int size;
228
229 size=sizeof(int);
230 /* Note: under Windows the third parameter is of type (char *)
231 * whereas under other systems it is (void *) if you don't have
232 * a cast it will choke the compiler: if you do have a cast then
233 * you can either go for (char *) or (void *).
234 */
235 i=getsockopt(sock,SOL_SOCKET,SO_ERROR,(void *)&j,(void *)&size);
236 if (i < 0)
237 return(1);
238 else
239 return(j);
240 }
241
242#if 0
243long BIO_ghbn_ctrl(int cmd, int iarg, char *parg)
244 {
245 int i;
246 char **p;
247
248 switch (cmd)
249 {
250 case BIO_GHBN_CTRL_HITS:
251 return(BIO_ghbn_hits);
252 /* break; */
253 case BIO_GHBN_CTRL_MISSES:
254 return(BIO_ghbn_miss);
255 /* break; */
256 case BIO_GHBN_CTRL_CACHE_SIZE:
257 return(GHBN_NUM);
258 /* break; */
259 case BIO_GHBN_CTRL_GET_ENTRY:
260 if ((iarg >= 0) && (iarg <GHBN_NUM) &&
261 (ghbn_cache[iarg].order > 0))
262 {
263 p=(char **)parg;
264 if (p == NULL) return(0);
265 *p=ghbn_cache[iarg].name;
266 ghbn_cache[iarg].name[128]='\0';
267 return(1);
268 }
269 return(0);
270 /* break; */
271 case BIO_GHBN_CTRL_FLUSH:
272 for (i=0; i<GHBN_NUM; i++)
273 ghbn_cache[i].order=0;
274 break;
275 default:
276 return(0);
277 }
278 return(1);
279 }
280#endif
281
282#if 0
283static struct hostent *ghbn_dup(struct hostent *a)
284 {
285 struct hostent *ret;
286 int i,j;
287
288 MemCheck_off();
289 ret=(struct hostent *)OPENSSL_malloc(sizeof(struct hostent));
290 if (ret == NULL) return(NULL);
291 memset(ret,0,sizeof(struct hostent));
292
293 for (i=0; a->h_aliases[i] != NULL; i++)
294 ;
295 i++;
296 ret->h_aliases = (char **)OPENSSL_malloc(i*sizeof(char *));
297 if (ret->h_aliases == NULL)
298 goto err;
299 memset(ret->h_aliases, 0, i*sizeof(char *));
300
301 for (i=0; a->h_addr_list[i] != NULL; i++)
302 ;
303 i++;
304 ret->h_addr_list=(char **)OPENSSL_malloc(i*sizeof(char *));
305 if (ret->h_addr_list == NULL)
306 goto err;
307 memset(ret->h_addr_list, 0, i*sizeof(char *));
308
309 j=strlen(a->h_name)+1;
310 if ((ret->h_name=OPENSSL_malloc(j)) == NULL) goto err;
311 memcpy((char *)ret->h_name,a->h_name,j);
312 for (i=0; a->h_aliases[i] != NULL; i++)
313 {
314 j=strlen(a->h_aliases[i])+1;
315 if ((ret->h_aliases[i]=OPENSSL_malloc(j)) == NULL) goto err;
316 memcpy(ret->h_aliases[i],a->h_aliases[i],j);
317 }
318 ret->h_length=a->h_length;
319 ret->h_addrtype=a->h_addrtype;
320 for (i=0; a->h_addr_list[i] != NULL; i++)
321 {
322 if ((ret->h_addr_list[i]=OPENSSL_malloc(a->h_length)) == NULL)
323 goto err;
324 memcpy(ret->h_addr_list[i],a->h_addr_list[i],a->h_length);
325 }
326 if (0)
327 {
328err:
329 if (ret != NULL)
330 ghbn_free(ret);
331 ret=NULL;
332 }
333 MemCheck_on();
334 return(ret);
335 }
336
337static void ghbn_free(struct hostent *a)
338 {
339 int i;
340
341 if(a == NULL)
342 return;
343
344 if (a->h_aliases != NULL)
345 {
346 for (i=0; a->h_aliases[i] != NULL; i++)
347 OPENSSL_free(a->h_aliases[i]);
348 OPENSSL_free(a->h_aliases);
349 }
350 if (a->h_addr_list != NULL)
351 {
352 for (i=0; a->h_addr_list[i] != NULL; i++)
353 OPENSSL_free(a->h_addr_list[i]);
354 OPENSSL_free(a->h_addr_list);
355 }
356 if (a->h_name != NULL) OPENSSL_free(a->h_name);
357 OPENSSL_free(a);
358 }
359
360#endif
361
362struct hostent *BIO_gethostbyname(const char *name)
363 {
364#if 1
365 /* Caching gethostbyname() results forever is wrong,
366 * so we have to let the true gethostbyname() worry about this */
367#if (defined(NETWARE_BSDSOCK) && !defined(__NOVELL_LIBC__))
368 return gethostbyname((char*)name);
369#else
370 return gethostbyname(name);
371#endif
372#else
373 struct hostent *ret;
374 int i,lowi=0,j;
375 unsigned long low= (unsigned long)-1;
376
377
378# if 0
379 /* It doesn't make sense to use locking here: The function interface
380 * is not thread-safe, because threads can never be sure when
381 * some other thread destroys the data they were given a pointer to.
382 */
383 CRYPTO_w_lock(CRYPTO_LOCK_GETHOSTBYNAME);
384# endif
385 j=strlen(name);
386 if (j < 128)
387 {
388 for (i=0; i<GHBN_NUM; i++)
389 {
390 if (low > ghbn_cache[i].order)
391 {
392 low=ghbn_cache[i].order;
393 lowi=i;
394 }
395 if (ghbn_cache[i].order > 0)
396 {
397 if (strncmp(name,ghbn_cache[i].name,128) == 0)
398 break;
399 }
400 }
401 }
402 else
403 i=GHBN_NUM;
404
405 if (i == GHBN_NUM) /* no hit*/
406 {
407 BIO_ghbn_miss++;
408 /* Note: under VMS with SOCKETSHR, it seems like the first
409 * parameter is 'char *', instead of 'const char *'
410 */
411# ifndef CONST_STRICT
412 ret=gethostbyname((char *)name);
413# else
414 ret=gethostbyname(name);
415# endif
416
417 if (ret == NULL)
418 goto end;
419 if (j > 128) /* too big to cache */
420 {
421# if 0
422 /* If we were trying to make this function thread-safe (which
423 * is bound to fail), we'd have to give up in this case
424 * (or allocate more memory). */
425 ret = NULL;
426# endif
427 goto end;
428 }
429
430 /* else add to cache */
431 if (ghbn_cache[lowi].ent != NULL)
432 ghbn_free(ghbn_cache[lowi].ent); /* XXX not thread-safe */
433 ghbn_cache[lowi].name[0] = '\0';
434
435 if((ret=ghbn_cache[lowi].ent=ghbn_dup(ret)) == NULL)
436 {
437 BIOerr(BIO_F_BIO_GETHOSTBYNAME,ERR_R_MALLOC_FAILURE);
438 goto end;
439 }
440 strncpy(ghbn_cache[lowi].name,name,128);
441 ghbn_cache[lowi].order=BIO_ghbn_miss+BIO_ghbn_hits;
442 }
443 else
444 {
445 BIO_ghbn_hits++;
446 ret= ghbn_cache[i].ent;
447 ghbn_cache[i].order=BIO_ghbn_miss+BIO_ghbn_hits;
448 }
449end:
450# if 0
451 CRYPTO_w_unlock(CRYPTO_LOCK_GETHOSTBYNAME);
452# endif
453 return(ret);
454#endif
455 }
456
457
458int BIO_sock_init(void)
459 {
460#ifdef OPENSSL_SYS_WINDOWS
461 static struct WSAData wsa_state;
462
463 if (!wsa_init_done)
464 {
465 int err;
466
467 wsa_init_done=1;
468 memset(&wsa_state,0,sizeof(wsa_state));
469 if (WSAStartup(0x0101,&wsa_state)!=0)
470 {
471 err=WSAGetLastError();
472 SYSerr(SYS_F_WSASTARTUP,err);
473 BIOerr(BIO_F_BIO_SOCK_INIT,BIO_R_WSASTARTUP);
474 return(-1);
475 }
476 }
477#endif /* OPENSSL_SYS_WINDOWS */
478#ifdef WATT32
479 extern int _watt_do_exit;
480 _watt_do_exit = 0; /* don't make sock_init() call exit() */
481 if (sock_init())
482 return (-1);
483#endif
484
485#if defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK)
486 WORD wVerReq;
487 WSADATA wsaData;
488 int err;
489
490 if (!wsa_init_done)
491 {
492 wsa_init_done=1;
493 wVerReq = MAKEWORD( 2, 0 );
494 err = WSAStartup(wVerReq,&wsaData);
495 if (err != 0)
496 {
497 SYSerr(SYS_F_WSASTARTUP,err);
498 BIOerr(BIO_F_BIO_SOCK_INIT,BIO_R_WSASTARTUP);
499 return(-1);
500 }
501 }
502#endif
503
504 return(1);
505 }
506
507void BIO_sock_cleanup(void)
508 {
509#ifdef OPENSSL_SYS_WINDOWS
510 if (wsa_init_done)
511 {
512 wsa_init_done=0;
513#ifndef OPENSSL_SYS_WINCE
514 WSACancelBlockingCall(); /* Winsock 1.1 specific */
515#endif
516 WSACleanup();
517 }
518#elif defined(OPENSSL_SYS_NETWARE) && !defined(NETWARE_BSDSOCK)
519 if (wsa_init_done)
520 {
521 wsa_init_done=0;
522 WSACleanup();
523 }
524#endif
525 }
526
527#if !defined(OPENSSL_SYS_VMS) || __VMS_VER >= 70000000
528
529int BIO_socket_ioctl(int fd, long type, void *arg)
530 {
531 int i;
532
533#ifdef __DJGPP__
534 i=ioctlsocket(fd,type,(char *)arg);
535#else
536 i=ioctlsocket(fd,type,arg);
537#endif /* __DJGPP__ */
538 if (i < 0)
539 SYSerr(SYS_F_IOCTLSOCKET,get_last_socket_error());
540 return(i);
541 }
542#endif /* __VMS_VER */
543
544/* The reason I have implemented this instead of using sscanf is because
545 * Visual C 1.52c gives an unresolved external when linking a DLL :-( */
546static int get_ip(const char *str, unsigned char ip[4])
547 {
548 unsigned int tmp[4];
549 int num=0,c,ok=0;
550
551 tmp[0]=tmp[1]=tmp[2]=tmp[3]=0;
552
553 for (;;)
554 {
555 c= *(str++);
556 if ((c >= '0') && (c <= '9'))
557 {
558 ok=1;
559 tmp[num]=tmp[num]*10+c-'0';
560 if (tmp[num] > 255) return(0);
561 }
562 else if (c == '.')
563 {
564 if (!ok) return(-1);
565 if (num == 3) return(0);
566 num++;
567 ok=0;
568 }
569 else if (c == '\0' && (num == 3) && ok)
570 break;
571 else
572 return(0);
573 }
574 ip[0]=tmp[0];
575 ip[1]=tmp[1];
576 ip[2]=tmp[2];
577 ip[3]=tmp[3];
578 return(1);
579 }
580
581int BIO_get_accept_socket(char *host, int bind_mode)
582 {
583 int ret=0;
584 struct sockaddr_in server,client;
585 int s=INVALID_SOCKET,cs;
586 unsigned char ip[4];
587 unsigned short port;
588 char *str=NULL,*e;
589 const char *h,*p;
590 unsigned long l;
591 int err_num;
592
593 if (BIO_sock_init() != 1) return(INVALID_SOCKET);
594
595 if ((str=BUF_strdup(host)) == NULL) return(INVALID_SOCKET);
596
597 h=p=NULL;
598 h=str;
599 for (e=str; *e; e++)
600 {
601 if (*e == ':')
602 {
603 p= &(e[1]);
604 *e='\0';
605 }
606 else if (*e == '/')
607 {
608 *e='\0';
609 break;
610 }
611 }
612
613 if (p == NULL)
614 {
615 p=h;
616 h="*";
617 }
618
619 if (!BIO_get_port(p,&port)) goto err;
620
621 memset((char *)&server,0,sizeof(server));
622 server.sin_family=AF_INET;
623 server.sin_port=htons(port);
624
625 if (strcmp(h,"*") == 0)
626 server.sin_addr.s_addr=INADDR_ANY;
627 else
628 {
629 if (!BIO_get_host_ip(h,&(ip[0]))) goto err;
630 l=(unsigned long)
631 ((unsigned long)ip[0]<<24L)|
632 ((unsigned long)ip[1]<<16L)|
633 ((unsigned long)ip[2]<< 8L)|
634 ((unsigned long)ip[3]);
635 server.sin_addr.s_addr=htonl(l);
636 }
637
638again:
639 s=socket(AF_INET,SOCK_STREAM,SOCKET_PROTOCOL);
640 if (s == INVALID_SOCKET)
641 {
642 SYSerr(SYS_F_SOCKET,get_last_socket_error());
643 ERR_add_error_data(3,"port='",host,"'");
644 BIOerr(BIO_F_BIO_GET_ACCEPT_SOCKET,BIO_R_UNABLE_TO_CREATE_SOCKET);
645 goto err;
646 }
647
648#ifdef SO_REUSEADDR
649 if (bind_mode == BIO_BIND_REUSEADDR)
650 {
651 int i=1;
652
653 ret=setsockopt(s,SOL_SOCKET,SO_REUSEADDR,(char *)&i,sizeof(i));
654 bind_mode=BIO_BIND_NORMAL;
655 }
656#endif
657 if (bind(s,(struct sockaddr *)&server,sizeof(server)) == -1)
658 {
659#ifdef SO_REUSEADDR
660 err_num=get_last_socket_error();
661 if ((bind_mode == BIO_BIND_REUSEADDR_IF_UNUSED) &&
662 (err_num == EADDRINUSE))
663 {
664 memcpy((char *)&client,(char *)&server,sizeof(server));
665 if (strcmp(h,"*") == 0)
666 client.sin_addr.s_addr=htonl(0x7F000001);
667 cs=socket(AF_INET,SOCK_STREAM,SOCKET_PROTOCOL);
668 if (cs != INVALID_SOCKET)
669 {
670 int ii;
671 ii=connect(cs,(struct sockaddr *)&client,
672 sizeof(client));
673 closesocket(cs);
674 if (ii == INVALID_SOCKET)
675 {
676 bind_mode=BIO_BIND_REUSEADDR;
677 closesocket(s);
678 goto again;
679 }
680 /* else error */
681 }
682 /* else error */
683 }
684#endif
685 SYSerr(SYS_F_BIND,err_num);
686 ERR_add_error_data(3,"port='",host,"'");
687 BIOerr(BIO_F_BIO_GET_ACCEPT_SOCKET,BIO_R_UNABLE_TO_BIND_SOCKET);
688 goto err;
689 }
690 if (listen(s,MAX_LISTEN) == -1)
691 {
692 SYSerr(SYS_F_BIND,get_last_socket_error());
693 ERR_add_error_data(3,"port='",host,"'");
694 BIOerr(BIO_F_BIO_GET_ACCEPT_SOCKET,BIO_R_UNABLE_TO_LISTEN_SOCKET);
695 goto err;
696 }
697 ret=1;
698err:
699 if (str != NULL) OPENSSL_free(str);
700 if ((ret == 0) && (s != INVALID_SOCKET))
701 {
702 closesocket(s);
703 s= INVALID_SOCKET;
704 }
705 return(s);
706 }
707
708int BIO_accept(int sock, char **addr)
709 {
710 int ret=INVALID_SOCKET;
711 static struct sockaddr_in from;
712 unsigned long l;
713 unsigned short port;
714 int len;
715 char *p;
716
717 memset((char *)&from,0,sizeof(from));
718 len=sizeof(from);
719 /* Note: under VMS with SOCKETSHR the fourth parameter is currently
720 * of type (int *) whereas under other systems it is (void *) if
721 * you don't have a cast it will choke the compiler: if you do
722 * have a cast then you can either go for (int *) or (void *).
723 */
724 ret=accept(sock,(struct sockaddr *)&from,(void *)&len);
725 if (ret == INVALID_SOCKET)
726 {
727 if(BIO_sock_should_retry(ret)) return -2;
728 SYSerr(SYS_F_ACCEPT,get_last_socket_error());
729 BIOerr(BIO_F_BIO_ACCEPT,BIO_R_ACCEPT_ERROR);
730 goto end;
731 }
732
733 if (addr == NULL) goto end;
734
735 l=ntohl(from.sin_addr.s_addr);
736 port=ntohs(from.sin_port);
737 if (*addr == NULL)
738 {
739 if ((p=OPENSSL_malloc(24)) == NULL)
740 {
741 BIOerr(BIO_F_BIO_ACCEPT,ERR_R_MALLOC_FAILURE);
742 goto end;
743 }
744 *addr=p;
745 }
746 BIO_snprintf(*addr,24,"%d.%d.%d.%d:%d",
747 (unsigned char)(l>>24L)&0xff,
748 (unsigned char)(l>>16L)&0xff,
749 (unsigned char)(l>> 8L)&0xff,
750 (unsigned char)(l )&0xff,
751 port);
752end:
753 return(ret);
754 }
755
756int BIO_set_tcp_ndelay(int s, int on)
757 {
758 int ret=0;
759#if defined(TCP_NODELAY) && (defined(IPPROTO_TCP) || defined(SOL_TCP))
760 int opt;
761
762#ifdef SOL_TCP
763 opt=SOL_TCP;
764#else
765#ifdef IPPROTO_TCP
766 opt=IPPROTO_TCP;
767#endif
768#endif
769
770 ret=setsockopt(s,opt,TCP_NODELAY,(char *)&on,sizeof(on));
771#endif
772 return(ret == 0);
773 }
774#endif
775
776int BIO_socket_nbio(int s, int mode)
777 {
778 int ret= -1;
779 int l;
780
781 l=mode;
782#ifdef FIONBIO
783 ret=BIO_socket_ioctl(s,FIONBIO,&l);
784#endif
785 return(ret == 0);
786 }
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-04-03 03:48:13 +0000