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-rw-r--r--src/lib/libcrypto/comp/Makefile (renamed from src/lib/libcrypto/comp/Makefile.ssl)56
-rw-r--r--src/lib/libcrypto/comp/c_rle.c61
-rw-r--r--src/lib/libcrypto/comp/c_zlib.c799
-rw-r--r--src/lib/libcrypto/comp/comp.h80
-rw-r--r--src/lib/libcrypto/comp/comp_err.c100
-rw-r--r--src/lib/libcrypto/comp/comp_lib.c72
6 files changed, 1137 insertions, 31 deletions
diff --git a/src/lib/libcrypto/comp/Makefile.ssl b/src/lib/libcrypto/comp/Makefile
index f70ba1b285..efda832dce 100644
--- a/src/lib/libcrypto/comp/Makefile.ssl
+++ b/src/lib/libcrypto/comp/Makefile
@@ -1,5 +1,5 @@
1# 1#
2# SSLeay/crypto/comp/Makefile 2# OpenSSL/crypto/comp/Makefile
3# 3#
4 4
5DIR= comp 5DIR= comp
@@ -7,13 +7,7 @@ TOP= ../..
7CC= cc 7CC= cc
8INCLUDES= -I.. -I$(TOP) -I../../include 8INCLUDES= -I.. -I$(TOP) -I../../include
9CFLAG=-g 9CFLAG=-g
10INSTALL_PREFIX= 10MAKEFILE= Makefile
11OPENSSLDIR= /usr/local/ssl
12INSTALLTOP=/usr/local/ssl
13MAKE= make -f Makefile.ssl
14MAKEDEPPROG= makedepend
15MAKEDEPEND= $(TOP)/util/domd $(TOP) -MD $(MAKEDEPPROG)
16MAKEFILE= Makefile.ssl
17AR= ar r 11AR= ar r
18 12
19CFLAGS= $(INCLUDES) $(CFLAG) 13CFLAGS= $(INCLUDES) $(CFLAG)
@@ -47,16 +41,16 @@ lib: $(LIBOBJ)
47 @touch lib 41 @touch lib
48 42
49files: 43files:
50 $(PERL) $(TOP)/util/files.pl Makefile.ssl >> $(TOP)/MINFO 44 $(PERL) $(TOP)/util/files.pl Makefile >> $(TOP)/MINFO
51 45
52links: 46links:
53 @sh $(TOP)/util/point.sh Makefile.ssl Makefile
54 @$(PERL) $(TOP)/util/mklink.pl ../../include/openssl $(EXHEADER) 47 @$(PERL) $(TOP)/util/mklink.pl ../../include/openssl $(EXHEADER)
55 @$(PERL) $(TOP)/util/mklink.pl ../../test $(TEST) 48 @$(PERL) $(TOP)/util/mklink.pl ../../test $(TEST)
56 @$(PERL) $(TOP)/util/mklink.pl ../../apps $(APPS) 49 @$(PERL) $(TOP)/util/mklink.pl ../../apps $(APPS)
57 50
58install: 51install:
59 @for i in $(EXHEADER) ; \ 52 @[ -n "$(INSTALLTOP)" ] # should be set by top Makefile...
53 @headerlist="$(EXHEADER)"; for i in $$headerlist ; \
60 do \ 54 do \
61 (cp $$i $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i; \ 55 (cp $$i $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i; \
62 chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \ 56 chmod 644 $(INSTALL_PREFIX)$(INSTALLTOP)/include/openssl/$$i ); \
@@ -71,6 +65,7 @@ lint:
71 lint -DLINT $(INCLUDES) $(SRC)>fluff 65 lint -DLINT $(INCLUDES) $(SRC)>fluff
72 66
73depend: 67depend:
68 @[ -n "$(MAKEDEPEND)" ] # should be set by upper Makefile...
74 $(MAKEDEPEND) -- $(CFLAG) $(INCLUDES) $(DEPFLAG) -- $(LIBSRC) 69 $(MAKEDEPEND) -- $(CFLAG) $(INCLUDES) $(DEPFLAG) -- $(LIBSRC)
75 70
76dclean: 71dclean:
@@ -83,32 +78,31 @@ clean:
83# DO NOT DELETE THIS LINE -- make depend depends on it. 78# DO NOT DELETE THIS LINE -- make depend depends on it.
84 79
85c_rle.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h 80c_rle.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
86c_rle.o: ../../include/openssl/bn.h ../../include/openssl/comp.h 81c_rle.o: ../../include/openssl/comp.h ../../include/openssl/crypto.h
87c_rle.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h 82c_rle.o: ../../include/openssl/e_os2.h ../../include/openssl/obj_mac.h
88c_rle.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h 83c_rle.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
89c_rle.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h 84c_rle.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
90c_rle.o: ../../include/openssl/ossl_typ.h ../../include/openssl/safestack.h 85c_rle.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
91c_rle.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h c_rle.c 86c_rle.o: ../../include/openssl/symhacks.h c_rle.c
92c_zlib.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h 87c_zlib.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
93c_zlib.o: ../../include/openssl/bn.h ../../include/openssl/comp.h 88c_zlib.o: ../../include/openssl/comp.h ../../include/openssl/crypto.h
94c_zlib.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h 89c_zlib.o: ../../include/openssl/e_os2.h ../../include/openssl/err.h
95c_zlib.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h 90c_zlib.o: ../../include/openssl/lhash.h ../../include/openssl/obj_mac.h
96c_zlib.o: ../../include/openssl/opensslconf.h ../../include/openssl/opensslv.h 91c_zlib.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
97c_zlib.o: ../../include/openssl/ossl_typ.h ../../include/openssl/safestack.h 92c_zlib.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
98c_zlib.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h 93c_zlib.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
99c_zlib.o: c_zlib.c 94c_zlib.o: ../../include/openssl/symhacks.h c_zlib.c
100comp_err.o: ../../include/openssl/bio.h ../../include/openssl/comp.h 95comp_err.o: ../../include/openssl/bio.h ../../include/openssl/comp.h
101comp_err.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h 96comp_err.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h
102comp_err.o: ../../include/openssl/err.h ../../include/openssl/lhash.h 97comp_err.o: ../../include/openssl/err.h ../../include/openssl/lhash.h
103comp_err.o: ../../include/openssl/opensslconf.h 98comp_err.o: ../../include/openssl/opensslconf.h
104comp_err.o: ../../include/openssl/opensslv.h ../../include/openssl/safestack.h 99comp_err.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
105comp_err.o: ../../include/openssl/stack.h ../../include/openssl/symhacks.h 100comp_err.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
106comp_err.o: comp_err.c 101comp_err.o: ../../include/openssl/symhacks.h comp_err.c
107comp_lib.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h 102comp_lib.o: ../../include/openssl/asn1.h ../../include/openssl/bio.h
108comp_lib.o: ../../include/openssl/bn.h ../../include/openssl/comp.h 103comp_lib.o: ../../include/openssl/comp.h ../../include/openssl/crypto.h
109comp_lib.o: ../../include/openssl/crypto.h ../../include/openssl/e_os2.h 104comp_lib.o: ../../include/openssl/e_os2.h ../../include/openssl/obj_mac.h
110comp_lib.o: ../../include/openssl/obj_mac.h ../../include/openssl/objects.h 105comp_lib.o: ../../include/openssl/objects.h ../../include/openssl/opensslconf.h
111comp_lib.o: ../../include/openssl/opensslconf.h
112comp_lib.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h 106comp_lib.o: ../../include/openssl/opensslv.h ../../include/openssl/ossl_typ.h
113comp_lib.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h 107comp_lib.o: ../../include/openssl/safestack.h ../../include/openssl/stack.h
114comp_lib.o: ../../include/openssl/symhacks.h comp_lib.c 108comp_lib.o: ../../include/openssl/symhacks.h comp_lib.c
diff --git a/src/lib/libcrypto/comp/c_rle.c b/src/lib/libcrypto/comp/c_rle.c
new file mode 100644
index 0000000000..47dfb67fbd
--- /dev/null
+++ b/src/lib/libcrypto/comp/c_rle.c
@@ -0,0 +1,61 @@
1#include <stdio.h>
2#include <stdlib.h>
3#include <string.h>
4#include <openssl/objects.h>
5#include <openssl/comp.h>
6
7static int rle_compress_block(COMP_CTX *ctx, unsigned char *out,
8 unsigned int olen, unsigned char *in, unsigned int ilen);
9static int rle_expand_block(COMP_CTX *ctx, unsigned char *out,
10 unsigned int olen, unsigned char *in, unsigned int ilen);
11
12static COMP_METHOD rle_method={
13 NID_rle_compression,
14 LN_rle_compression,
15 NULL,
16 NULL,
17 rle_compress_block,
18 rle_expand_block,
19 NULL,
20 NULL,
21 };
22
23COMP_METHOD *COMP_rle(void)
24 {
25 return(&rle_method);
26 }
27
28static int rle_compress_block(COMP_CTX *ctx, unsigned char *out,
29 unsigned int olen, unsigned char *in, unsigned int ilen)
30 {
31 /* int i; */
32
33 if (ilen == 0 || olen < (ilen-1))
34 {
35 /* ZZZZZZZZZZZZZZZZZZZZZZ */
36 return(-1);
37 }
38
39 *(out++)=0;
40 memcpy(out,in,ilen);
41 return(ilen+1);
42 }
43
44static int rle_expand_block(COMP_CTX *ctx, unsigned char *out,
45 unsigned int olen, unsigned char *in, unsigned int ilen)
46 {
47 int i;
48
49 if (olen < (ilen-1))
50 {
51 /* ZZZZZZZZZZZZZZZZZZZZZZ */
52 return(-1);
53 }
54
55 i= *(in++);
56 if (i == 0)
57 {
58 memcpy(out,in,ilen-1);
59 }
60 return(ilen-1);
61 }
diff --git a/src/lib/libcrypto/comp/c_zlib.c b/src/lib/libcrypto/comp/c_zlib.c
new file mode 100644
index 0000000000..8adf35f3fc
--- /dev/null
+++ b/src/lib/libcrypto/comp/c_zlib.c
@@ -0,0 +1,799 @@
1#include <stdio.h>
2#include <stdlib.h>
3#include <string.h>
4#include <openssl/objects.h>
5#include <openssl/comp.h>
6#include <openssl/err.h>
7
8COMP_METHOD *COMP_zlib(void );
9
10static COMP_METHOD zlib_method_nozlib={
11 NID_undef,
12 "(undef)",
13 NULL,
14 NULL,
15 NULL,
16 NULL,
17 NULL,
18 NULL,
19 };
20
21#ifndef ZLIB
22#undef ZLIB_SHARED
23#else
24
25#include <zlib.h>
26
27static int zlib_stateful_init(COMP_CTX *ctx);
28static void zlib_stateful_finish(COMP_CTX *ctx);
29static int zlib_stateful_compress_block(COMP_CTX *ctx, unsigned char *out,
30 unsigned int olen, unsigned char *in, unsigned int ilen);
31static int zlib_stateful_expand_block(COMP_CTX *ctx, unsigned char *out,
32 unsigned int olen, unsigned char *in, unsigned int ilen);
33
34
35/* memory allocations functions for zlib intialization */
36static void* zlib_zalloc(void* opaque, unsigned int no, unsigned int size)
37{
38 void *p;
39
40 p=OPENSSL_malloc(no*size);
41 if (p)
42 memset(p, 0, no*size);
43 return p;
44}
45
46
47static void zlib_zfree(void* opaque, void* address)
48{
49 OPENSSL_free(address);
50}
51
52#if 0
53static int zlib_compress_block(COMP_CTX *ctx, unsigned char *out,
54 unsigned int olen, unsigned char *in, unsigned int ilen);
55static int zlib_expand_block(COMP_CTX *ctx, unsigned char *out,
56 unsigned int olen, unsigned char *in, unsigned int ilen);
57
58static int zz_uncompress(Bytef *dest, uLongf *destLen, const Bytef *source,
59 uLong sourceLen);
60
61static COMP_METHOD zlib_stateless_method={
62 NID_zlib_compression,
63 LN_zlib_compression,
64 NULL,
65 NULL,
66 zlib_compress_block,
67 zlib_expand_block,
68 NULL,
69 NULL,
70 };
71#endif
72
73static COMP_METHOD zlib_stateful_method={
74 NID_zlib_compression,
75 LN_zlib_compression,
76 zlib_stateful_init,
77 zlib_stateful_finish,
78 zlib_stateful_compress_block,
79 zlib_stateful_expand_block,
80 NULL,
81 NULL,
82 };
83
84/*
85 * When OpenSSL is built on Windows, we do not want to require that
86 * the ZLIB.DLL be available in order for the OpenSSL DLLs to
87 * work. Therefore, all ZLIB routines are loaded at run time
88 * and we do not link to a .LIB file when ZLIB_SHARED is set.
89 */
90#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32)
91# include <windows.h>
92#endif /* !(OPENSSL_SYS_WINDOWS || OPENSSL_SYS_WIN32) */
93
94#ifdef ZLIB_SHARED
95#include <openssl/dso.h>
96
97/* Function pointers */
98typedef int (*compress_ft)(Bytef *dest,uLongf *destLen,
99 const Bytef *source, uLong sourceLen);
100typedef int (*inflateEnd_ft)(z_streamp strm);
101typedef int (*inflate_ft)(z_streamp strm, int flush);
102typedef int (*inflateInit__ft)(z_streamp strm,
103 const char * version, int stream_size);
104typedef int (*deflateEnd_ft)(z_streamp strm);
105typedef int (*deflate_ft)(z_streamp strm, int flush);
106typedef int (*deflateInit__ft)(z_streamp strm, int level,
107 const char * version, int stream_size);
108typedef const char * (*zError__ft)(int err);
109static compress_ft p_compress=NULL;
110static inflateEnd_ft p_inflateEnd=NULL;
111static inflate_ft p_inflate=NULL;
112static inflateInit__ft p_inflateInit_=NULL;
113static deflateEnd_ft p_deflateEnd=NULL;
114static deflate_ft p_deflate=NULL;
115static deflateInit__ft p_deflateInit_=NULL;
116static zError__ft p_zError=NULL;
117
118static int zlib_loaded = 0; /* only attempt to init func pts once */
119static DSO *zlib_dso = NULL;
120
121#define compress p_compress
122#define inflateEnd p_inflateEnd
123#define inflate p_inflate
124#define inflateInit_ p_inflateInit_
125#define deflateEnd p_deflateEnd
126#define deflate p_deflate
127#define deflateInit_ p_deflateInit_
128#define zError p_zError
129#endif /* ZLIB_SHARED */
130
131struct zlib_state
132 {
133 z_stream istream;
134 z_stream ostream;
135 };
136
137static int zlib_stateful_ex_idx = -1;
138
139static int zlib_stateful_init(COMP_CTX *ctx)
140 {
141 int err;
142 struct zlib_state *state =
143 (struct zlib_state *)OPENSSL_malloc(sizeof(struct zlib_state));
144
145 if (state == NULL)
146 goto err;
147
148 state->istream.zalloc = zlib_zalloc;
149 state->istream.zfree = zlib_zfree;
150 state->istream.opaque = Z_NULL;
151 state->istream.next_in = Z_NULL;
152 state->istream.next_out = Z_NULL;
153 state->istream.avail_in = 0;
154 state->istream.avail_out = 0;
155 err = inflateInit_(&state->istream,
156 ZLIB_VERSION, sizeof(z_stream));
157 if (err != Z_OK)
158 goto err;
159
160 state->ostream.zalloc = zlib_zalloc;
161 state->ostream.zfree = zlib_zfree;
162 state->ostream.opaque = Z_NULL;
163 state->ostream.next_in = Z_NULL;
164 state->ostream.next_out = Z_NULL;
165 state->ostream.avail_in = 0;
166 state->ostream.avail_out = 0;
167 err = deflateInit_(&state->ostream,Z_DEFAULT_COMPRESSION,
168 ZLIB_VERSION, sizeof(z_stream));
169 if (err != Z_OK)
170 goto err;
171
172 CRYPTO_new_ex_data(CRYPTO_EX_INDEX_COMP,ctx,&ctx->ex_data);
173 CRYPTO_set_ex_data(&ctx->ex_data,zlib_stateful_ex_idx,state);
174 return 1;
175 err:
176 if (state) OPENSSL_free(state);
177 return 0;
178 }
179
180static void zlib_stateful_finish(COMP_CTX *ctx)
181 {
182 struct zlib_state *state =
183 (struct zlib_state *)CRYPTO_get_ex_data(&ctx->ex_data,
184 zlib_stateful_ex_idx);
185 inflateEnd(&state->istream);
186 deflateEnd(&state->ostream);
187 OPENSSL_free(state);
188 CRYPTO_free_ex_data(CRYPTO_EX_INDEX_COMP,ctx,&ctx->ex_data);
189 }
190
191static int zlib_stateful_compress_block(COMP_CTX *ctx, unsigned char *out,
192 unsigned int olen, unsigned char *in, unsigned int ilen)
193 {
194 int err = Z_OK;
195 struct zlib_state *state =
196 (struct zlib_state *)CRYPTO_get_ex_data(&ctx->ex_data,
197 zlib_stateful_ex_idx);
198
199 if (state == NULL)
200 return -1;
201
202 state->ostream.next_in = in;
203 state->ostream.avail_in = ilen;
204 state->ostream.next_out = out;
205 state->ostream.avail_out = olen;
206 if (ilen > 0)
207 err = deflate(&state->ostream, Z_SYNC_FLUSH);
208 if (err != Z_OK)
209 return -1;
210#ifdef DEBUG_ZLIB
211 fprintf(stderr,"compress(%4d)->%4d %s\n",
212 ilen,olen - state->ostream.avail_out,
213 (ilen != olen - state->ostream.avail_out)?"zlib":"clear");
214#endif
215 return olen - state->ostream.avail_out;
216 }
217
218static int zlib_stateful_expand_block(COMP_CTX *ctx, unsigned char *out,
219 unsigned int olen, unsigned char *in, unsigned int ilen)
220 {
221 int err = Z_OK;
222
223 struct zlib_state *state =
224 (struct zlib_state *)CRYPTO_get_ex_data(&ctx->ex_data,
225 zlib_stateful_ex_idx);
226
227 if (state == NULL)
228 return 0;
229
230 state->istream.next_in = in;
231 state->istream.avail_in = ilen;
232 state->istream.next_out = out;
233 state->istream.avail_out = olen;
234 if (ilen > 0)
235 err = inflate(&state->istream, Z_SYNC_FLUSH);
236 if (err != Z_OK)
237 return -1;
238#ifdef DEBUG_ZLIB
239 fprintf(stderr,"expand(%4d)->%4d %s\n",
240 ilen,olen - state->istream.avail_out,
241 (ilen != olen - state->istream.avail_out)?"zlib":"clear");
242#endif
243 return olen - state->istream.avail_out;
244 }
245
246#if 0
247static int zlib_compress_block(COMP_CTX *ctx, unsigned char *out,
248 unsigned int olen, unsigned char *in, unsigned int ilen)
249 {
250 unsigned long l;
251 int i;
252 int clear=1;
253
254 if (ilen > 128)
255 {
256 out[0]=1;
257 l=olen-1;
258 i=compress(&(out[1]),&l,in,(unsigned long)ilen);
259 if (i != Z_OK)
260 return(-1);
261 if (ilen > l)
262 {
263 clear=0;
264 l++;
265 }
266 }
267 if (clear)
268 {
269 out[0]=0;
270 memcpy(&(out[1]),in,ilen);
271 l=ilen+1;
272 }
273#ifdef DEBUG_ZLIB
274 fprintf(stderr,"compress(%4d)->%4d %s\n",
275 ilen,(int)l,(clear)?"clear":"zlib");
276#endif
277 return((int)l);
278 }
279
280static int zlib_expand_block(COMP_CTX *ctx, unsigned char *out,
281 unsigned int olen, unsigned char *in, unsigned int ilen)
282 {
283 unsigned long l;
284 int i;
285
286 if (in[0])
287 {
288 l=olen;
289 i=zz_uncompress(out,&l,&(in[1]),(unsigned long)ilen-1);
290 if (i != Z_OK)
291 return(-1);
292 }
293 else
294 {
295 memcpy(out,&(in[1]),ilen-1);
296 l=ilen-1;
297 }
298#ifdef DEBUG_ZLIB
299 fprintf(stderr,"expand (%4d)->%4d %s\n",
300 ilen,(int)l,in[0]?"zlib":"clear");
301#endif
302 return((int)l);
303 }
304
305static int zz_uncompress (Bytef *dest, uLongf *destLen, const Bytef *source,
306 uLong sourceLen)
307{
308 z_stream stream;
309 int err;
310
311 stream.next_in = (Bytef*)source;
312 stream.avail_in = (uInt)sourceLen;
313 /* Check for source > 64K on 16-bit machine: */
314 if ((uLong)stream.avail_in != sourceLen) return Z_BUF_ERROR;
315
316 stream.next_out = dest;
317 stream.avail_out = (uInt)*destLen;
318 if ((uLong)stream.avail_out != *destLen) return Z_BUF_ERROR;
319
320 stream.zalloc = (alloc_func)0;
321 stream.zfree = (free_func)0;
322
323 err = inflateInit_(&stream,
324 ZLIB_VERSION, sizeof(z_stream));
325 if (err != Z_OK) return err;
326
327 err = inflate(&stream, Z_FINISH);
328 if (err != Z_STREAM_END) {
329 inflateEnd(&stream);
330 return err;
331 }
332 *destLen = stream.total_out;
333
334 err = inflateEnd(&stream);
335 return err;
336}
337#endif
338
339#endif
340
341COMP_METHOD *COMP_zlib(void)
342 {
343 COMP_METHOD *meth = &zlib_method_nozlib;
344
345#ifdef ZLIB_SHARED
346 if (!zlib_loaded)
347 {
348#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32)
349 zlib_dso = DSO_load(NULL, "ZLIB1", NULL, 0);
350#else
351 zlib_dso = DSO_load(NULL, "z", NULL, 0);
352#endif
353 if (zlib_dso != NULL)
354 {
355 p_compress
356 = (compress_ft) DSO_bind_func(zlib_dso,
357 "compress");
358 p_inflateEnd
359 = (inflateEnd_ft) DSO_bind_func(zlib_dso,
360 "inflateEnd");
361 p_inflate
362 = (inflate_ft) DSO_bind_func(zlib_dso,
363 "inflate");
364 p_inflateInit_
365 = (inflateInit__ft) DSO_bind_func(zlib_dso,
366 "inflateInit_");
367 p_deflateEnd
368 = (deflateEnd_ft) DSO_bind_func(zlib_dso,
369 "deflateEnd");
370 p_deflate
371 = (deflate_ft) DSO_bind_func(zlib_dso,
372 "deflate");
373 p_deflateInit_
374 = (deflateInit__ft) DSO_bind_func(zlib_dso,
375 "deflateInit_");
376 p_zError
377 = (zError__ft) DSO_bind_func(zlib_dso,
378 "zError");
379
380 if (p_compress && p_inflateEnd && p_inflate
381 && p_inflateInit_ && p_deflateEnd
382 && p_deflate && p_deflateInit_ && p_zError)
383 zlib_loaded++;
384 }
385 }
386
387#endif
388#ifdef ZLIB_SHARED
389 if (zlib_loaded)
390#endif
391#if defined(ZLIB) || defined(ZLIB_SHARED)
392 {
393 /* init zlib_stateful_ex_idx here so that in a multi-process
394 * application it's enough to intialize openssl before forking
395 * (idx will be inherited in all the children) */
396 if (zlib_stateful_ex_idx == -1)
397 {
398 CRYPTO_w_lock(CRYPTO_LOCK_COMP);
399 if (zlib_stateful_ex_idx == -1)
400 zlib_stateful_ex_idx =
401 CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_COMP,
402 0,NULL,NULL,NULL,NULL);
403 CRYPTO_w_unlock(CRYPTO_LOCK_COMP);
404 if (zlib_stateful_ex_idx == -1)
405 goto err;
406 }
407
408 meth = &zlib_stateful_method;
409 }
410err:
411#endif
412
413 return(meth);
414 }
415
416void COMP_zlib_cleanup(void)
417 {
418#ifdef ZLIB_SHARED
419 if (zlib_dso)
420 DSO_free(zlib_dso);
421#endif
422 }
423
424#ifdef ZLIB
425
426/* Zlib based compression/decompression filter BIO */
427
428typedef struct
429 {
430 unsigned char *ibuf; /* Input buffer */
431 int ibufsize; /* Buffer size */
432 z_stream zin; /* Input decompress context */
433 unsigned char *obuf; /* Output buffer */
434 int obufsize; /* Output buffer size */
435 unsigned char *optr; /* Position in output buffer */
436 int ocount; /* Amount of data in output buffer */
437 int odone; /* deflate EOF */
438 int comp_level; /* Compression level to use */
439 z_stream zout; /* Output compression context */
440 } BIO_ZLIB_CTX;
441
442#define ZLIB_DEFAULT_BUFSIZE 1024
443
444static int bio_zlib_new(BIO *bi);
445static int bio_zlib_free(BIO *bi);
446static int bio_zlib_read(BIO *b, char *out, int outl);
447static int bio_zlib_write(BIO *b, const char *in, int inl);
448static long bio_zlib_ctrl(BIO *b, int cmd, long num, void *ptr);
449static long bio_zlib_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp);
450
451static BIO_METHOD bio_meth_zlib =
452 {
453 BIO_TYPE_COMP,
454 "zlib",
455 bio_zlib_write,
456 bio_zlib_read,
457 NULL,
458 NULL,
459 bio_zlib_ctrl,
460 bio_zlib_new,
461 bio_zlib_free,
462 bio_zlib_callback_ctrl
463 };
464
465BIO_METHOD *BIO_f_zlib(void)
466 {
467 return &bio_meth_zlib;
468 }
469
470
471static int bio_zlib_new(BIO *bi)
472 {
473 BIO_ZLIB_CTX *ctx;
474#ifdef ZLIB_SHARED
475 (void)COMP_zlib();
476 if (!zlib_loaded)
477 {
478 COMPerr(COMP_F_BIO_ZLIB_NEW, COMP_R_ZLIB_NOT_SUPPORTED);
479 return 0;
480 }
481#endif
482 ctx = OPENSSL_malloc(sizeof(BIO_ZLIB_CTX));
483 if(!ctx)
484 {
485 COMPerr(COMP_F_BIO_ZLIB_NEW, ERR_R_MALLOC_FAILURE);
486 return 0;
487 }
488 ctx->ibuf = NULL;
489 ctx->obuf = NULL;
490 ctx->ibufsize = ZLIB_DEFAULT_BUFSIZE;
491 ctx->obufsize = ZLIB_DEFAULT_BUFSIZE;
492 ctx->zin.zalloc = Z_NULL;
493 ctx->zin.zfree = Z_NULL;
494 ctx->zin.next_in = NULL;
495 ctx->zin.avail_in = 0;
496 ctx->zin.next_out = NULL;
497 ctx->zin.avail_out = 0;
498 ctx->zout.zalloc = Z_NULL;
499 ctx->zout.zfree = Z_NULL;
500 ctx->zout.next_in = NULL;
501 ctx->zout.avail_in = 0;
502 ctx->zout.next_out = NULL;
503 ctx->zout.avail_out = 0;
504 ctx->odone = 0;
505 ctx->comp_level = Z_DEFAULT_COMPRESSION;
506 bi->init = 1;
507 bi->ptr = (char *)ctx;
508 bi->flags = 0;
509 return 1;
510 }
511
512static int bio_zlib_free(BIO *bi)
513 {
514 BIO_ZLIB_CTX *ctx;
515 if(!bi) return 0;
516 ctx = (BIO_ZLIB_CTX *)bi->ptr;
517 if(ctx->ibuf)
518 {
519 /* Destroy decompress context */
520 inflateEnd(&ctx->zin);
521 OPENSSL_free(ctx->ibuf);
522 }
523 if(ctx->obuf)
524 {
525 /* Destroy compress context */
526 deflateEnd(&ctx->zout);
527 OPENSSL_free(ctx->obuf);
528 }
529 OPENSSL_free(ctx);
530 bi->ptr = NULL;
531 bi->init = 0;
532 bi->flags = 0;
533 return 1;
534 }
535
536static int bio_zlib_read(BIO *b, char *out, int outl)
537 {
538 BIO_ZLIB_CTX *ctx;
539 int ret;
540 z_stream *zin;
541 if(!out || !outl) return 0;
542 ctx = (BIO_ZLIB_CTX *)b->ptr;
543 zin = &ctx->zin;
544 BIO_clear_retry_flags(b);
545 if(!ctx->ibuf)
546 {
547 ctx->ibuf = OPENSSL_malloc(ctx->ibufsize);
548 if(!ctx->ibuf)
549 {
550 COMPerr(COMP_F_BIO_ZLIB_READ, ERR_R_MALLOC_FAILURE);
551 return 0;
552 }
553 inflateInit(zin);
554 zin->next_in = ctx->ibuf;
555 zin->avail_in = 0;
556 }
557
558 /* Copy output data directly to supplied buffer */
559 zin->next_out = (unsigned char *)out;
560 zin->avail_out = (unsigned int)outl;
561 for(;;)
562 {
563 /* Decompress while data available */
564 while(zin->avail_in)
565 {
566 ret = inflate(zin, 0);
567 if((ret != Z_OK) && (ret != Z_STREAM_END))
568 {
569 COMPerr(COMP_F_BIO_ZLIB_READ,
570 COMP_R_ZLIB_INFLATE_ERROR);
571 ERR_add_error_data(2, "zlib error:",
572 zError(ret));
573 return 0;
574 }
575 /* If EOF or we've read everything then return */
576 if((ret == Z_STREAM_END) || !zin->avail_out)
577 return outl - zin->avail_out;
578 }
579
580 /* No data in input buffer try to read some in,
581 * if an error then return the total data read.
582 */
583 ret = BIO_read(b->next_bio, ctx->ibuf, ctx->ibufsize);
584 if(ret <= 0)
585 {
586 /* Total data read */
587 int tot = outl - zin->avail_out;
588 BIO_copy_next_retry(b);
589 if(ret < 0) return (tot > 0) ? tot : ret;
590 return tot;
591 }
592 zin->avail_in = ret;
593 zin->next_in = ctx->ibuf;
594 }
595 }
596
597static int bio_zlib_write(BIO *b, const char *in, int inl)
598 {
599 BIO_ZLIB_CTX *ctx;
600 int ret;
601 z_stream *zout;
602 if(!in || !inl) return 0;
603 ctx = (BIO_ZLIB_CTX *)b->ptr;
604 if(ctx->odone) return 0;
605 zout = &ctx->zout;
606 BIO_clear_retry_flags(b);
607 if(!ctx->obuf)
608 {
609 ctx->obuf = OPENSSL_malloc(ctx->obufsize);
610 /* Need error here */
611 if(!ctx->obuf)
612 {
613 COMPerr(COMP_F_BIO_ZLIB_WRITE, ERR_R_MALLOC_FAILURE);
614 return 0;
615 }
616 ctx->optr = ctx->obuf;
617 ctx->ocount = 0;
618 deflateInit(zout, ctx->comp_level);
619 zout->next_out = ctx->obuf;
620 zout->avail_out = ctx->obufsize;
621 }
622 /* Obtain input data directly from supplied buffer */
623 zout->next_in = (void *)in;
624 zout->avail_in = inl;
625 for(;;)
626 {
627 /* If data in output buffer write it first */
628 while(ctx->ocount) {
629 ret = BIO_write(b->next_bio, ctx->optr, ctx->ocount);
630 if(ret <= 0)
631 {
632 /* Total data written */
633 int tot = inl - zout->avail_in;
634 BIO_copy_next_retry(b);
635 if(ret < 0) return (tot > 0) ? tot : ret;
636 return tot;
637 }
638 ctx->optr += ret;
639 ctx->ocount -= ret;
640 }
641
642 /* Have we consumed all supplied data? */
643 if(!zout->avail_in)
644 return inl;
645
646 /* Compress some more */
647
648 /* Reset buffer */
649 ctx->optr = ctx->obuf;
650 zout->next_out = ctx->obuf;
651 zout->avail_out = ctx->obufsize;
652 /* Compress some more */
653 ret = deflate(zout, 0);
654 if(ret != Z_OK)
655 {
656 COMPerr(COMP_F_BIO_ZLIB_WRITE,
657 COMP_R_ZLIB_DEFLATE_ERROR);
658 ERR_add_error_data(2, "zlib error:", zError(ret));
659 return 0;
660 }
661 ctx->ocount = ctx->obufsize - zout->avail_out;
662 }
663 }
664
665static int bio_zlib_flush(BIO *b)
666 {
667 BIO_ZLIB_CTX *ctx;
668 int ret;
669 z_stream *zout;
670 ctx = (BIO_ZLIB_CTX *)b->ptr;
671 /* If no data written or already flush show success */
672 if(!ctx->obuf || (ctx->odone && !ctx->ocount)) return 1;
673 zout = &ctx->zout;
674 BIO_clear_retry_flags(b);
675 /* No more input data */
676 zout->next_in = NULL;
677 zout->avail_in = 0;
678 for(;;)
679 {
680 /* If data in output buffer write it first */
681 while(ctx->ocount)
682 {
683 ret = BIO_write(b->next_bio, ctx->optr, ctx->ocount);
684 if(ret <= 0)
685 {
686 BIO_copy_next_retry(b);
687 return ret;
688 }
689 ctx->optr += ret;
690 ctx->ocount -= ret;
691 }
692 if(ctx->odone) return 1;
693
694 /* Compress some more */
695
696 /* Reset buffer */
697 ctx->optr = ctx->obuf;
698 zout->next_out = ctx->obuf;
699 zout->avail_out = ctx->obufsize;
700 /* Compress some more */
701 ret = deflate(zout, Z_FINISH);
702 if(ret == Z_STREAM_END) ctx->odone = 1;
703 else if(ret != Z_OK)
704 {
705 COMPerr(COMP_F_BIO_ZLIB_FLUSH,
706 COMP_R_ZLIB_DEFLATE_ERROR);
707 ERR_add_error_data(2, "zlib error:", zError(ret));
708 return 0;
709 }
710 ctx->ocount = ctx->obufsize - zout->avail_out;
711 }
712 }
713
714static long bio_zlib_ctrl(BIO *b, int cmd, long num, void *ptr)
715 {
716 BIO_ZLIB_CTX *ctx;
717 int ret, *ip;
718 int ibs, obs;
719 if(!b->next_bio) return 0;
720 ctx = (BIO_ZLIB_CTX *)b->ptr;
721 switch (cmd)
722 {
723
724 case BIO_CTRL_RESET:
725 ctx->ocount = 0;
726 ctx->odone = 0;
727 ret = 1;
728 break;
729
730 case BIO_CTRL_FLUSH:
731 ret = bio_zlib_flush(b);
732 if (ret > 0)
733 ret = BIO_flush(b->next_bio);
734 break;
735
736 case BIO_C_SET_BUFF_SIZE:
737 ibs = -1;
738 obs = -1;
739 if (ptr != NULL)
740 {
741 ip = ptr;
742 if (*ip == 0)
743 ibs = (int) num;
744 else
745 obs = (int) num;
746 }
747 else
748 {
749 ibs = (int)num;
750 obs = ibs;
751 }
752
753 if (ibs != -1)
754 {
755 if (ctx->ibuf)
756 {
757 OPENSSL_free(ctx->ibuf);
758 ctx->ibuf = NULL;
759 }
760 ctx->ibufsize = ibs;
761 }
762
763 if (obs != -1)
764 {
765 if (ctx->obuf)
766 {
767 OPENSSL_free(ctx->obuf);
768 ctx->obuf = NULL;
769 }
770 ctx->obufsize = obs;
771 }
772 ret = 1;
773 break;
774
775 case BIO_C_DO_STATE_MACHINE:
776 BIO_clear_retry_flags(b);
777 ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
778 BIO_copy_next_retry(b);
779 break;
780
781 default:
782 ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
783 break;
784
785 }
786
787 return ret;
788 }
789
790
791static long bio_zlib_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
792 {
793 if(!b->next_bio)
794 return 0;
795 return
796 BIO_callback_ctrl(b->next_bio, cmd, fp);
797 }
798
799#endif
diff --git a/src/lib/libcrypto/comp/comp.h b/src/lib/libcrypto/comp/comp.h
new file mode 100644
index 0000000000..4b405c7d49
--- /dev/null
+++ b/src/lib/libcrypto/comp/comp.h
@@ -0,0 +1,80 @@
1
2#ifndef HEADER_COMP_H
3#define HEADER_COMP_H
4
5#include <openssl/crypto.h>
6
7#ifdef __cplusplus
8extern "C" {
9#endif
10
11typedef struct comp_ctx_st COMP_CTX;
12
13typedef struct comp_method_st
14 {
15 int type; /* NID for compression library */
16 const char *name; /* A text string to identify the library */
17 int (*init)(COMP_CTX *ctx);
18 void (*finish)(COMP_CTX *ctx);
19 int (*compress)(COMP_CTX *ctx,
20 unsigned char *out, unsigned int olen,
21 unsigned char *in, unsigned int ilen);
22 int (*expand)(COMP_CTX *ctx,
23 unsigned char *out, unsigned int olen,
24 unsigned char *in, unsigned int ilen);
25 /* The following two do NOTHING, but are kept for backward compatibility */
26 long (*ctrl)(void);
27 long (*callback_ctrl)(void);
28 } COMP_METHOD;
29
30struct comp_ctx_st
31 {
32 COMP_METHOD *meth;
33 unsigned long compress_in;
34 unsigned long compress_out;
35 unsigned long expand_in;
36 unsigned long expand_out;
37
38 CRYPTO_EX_DATA ex_data;
39 };
40
41
42COMP_CTX *COMP_CTX_new(COMP_METHOD *meth);
43void COMP_CTX_free(COMP_CTX *ctx);
44int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
45 unsigned char *in, int ilen);
46int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
47 unsigned char *in, int ilen);
48COMP_METHOD *COMP_rle(void );
49COMP_METHOD *COMP_zlib(void );
50void COMP_zlib_cleanup(void);
51
52#ifdef HEADER_BIO_H
53#ifdef ZLIB
54BIO_METHOD *BIO_f_zlib(void);
55#endif
56#endif
57
58/* BEGIN ERROR CODES */
59/* The following lines are auto generated by the script mkerr.pl. Any changes
60 * made after this point may be overwritten when the script is next run.
61 */
62void ERR_load_COMP_strings(void);
63
64/* Error codes for the COMP functions. */
65
66/* Function codes. */
67#define COMP_F_BIO_ZLIB_FLUSH 99
68#define COMP_F_BIO_ZLIB_NEW 100
69#define COMP_F_BIO_ZLIB_READ 101
70#define COMP_F_BIO_ZLIB_WRITE 102
71
72/* Reason codes. */
73#define COMP_R_ZLIB_DEFLATE_ERROR 99
74#define COMP_R_ZLIB_INFLATE_ERROR 100
75#define COMP_R_ZLIB_NOT_SUPPORTED 101
76
77#ifdef __cplusplus
78}
79#endif
80#endif
diff --git a/src/lib/libcrypto/comp/comp_err.c b/src/lib/libcrypto/comp/comp_err.c
new file mode 100644
index 0000000000..661c94c3a4
--- /dev/null
+++ b/src/lib/libcrypto/comp/comp_err.c
@@ -0,0 +1,100 @@
1/* crypto/comp/comp_err.c */
2/* ====================================================================
3 * Copyright (c) 1999-2007 The OpenSSL Project. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
21 *
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * openssl-core@OpenSSL.org.
26 *
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
30 *
31 * 6. Redistributions of any form whatsoever must retain the following
32 * acknowledgment:
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
49 *
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
53 *
54 */
55
56/* NOTE: this file was auto generated by the mkerr.pl script: any changes
57 * made to it will be overwritten when the script next updates this file,
58 * only reason strings will be preserved.
59 */
60
61#include <stdio.h>
62#include <openssl/err.h>
63#include <openssl/comp.h>
64
65/* BEGIN ERROR CODES */
66#ifndef OPENSSL_NO_ERR
67
68#define ERR_FUNC(func) ERR_PACK(ERR_LIB_COMP,func,0)
69#define ERR_REASON(reason) ERR_PACK(ERR_LIB_COMP,0,reason)
70
71static ERR_STRING_DATA COMP_str_functs[]=
72 {
73{ERR_FUNC(COMP_F_BIO_ZLIB_FLUSH), "BIO_ZLIB_FLUSH"},
74{ERR_FUNC(COMP_F_BIO_ZLIB_NEW), "BIO_ZLIB_NEW"},
75{ERR_FUNC(COMP_F_BIO_ZLIB_READ), "BIO_ZLIB_READ"},
76{ERR_FUNC(COMP_F_BIO_ZLIB_WRITE), "BIO_ZLIB_WRITE"},
77{0,NULL}
78 };
79
80static ERR_STRING_DATA COMP_str_reasons[]=
81 {
82{ERR_REASON(COMP_R_ZLIB_DEFLATE_ERROR) ,"zlib deflate error"},
83{ERR_REASON(COMP_R_ZLIB_INFLATE_ERROR) ,"zlib inflate error"},
84{ERR_REASON(COMP_R_ZLIB_NOT_SUPPORTED) ,"zlib not supported"},
85{0,NULL}
86 };
87
88#endif
89
90void ERR_load_COMP_strings(void)
91 {
92#ifndef OPENSSL_NO_ERR
93
94 if (ERR_func_error_string(COMP_str_functs[0].error) == NULL)
95 {
96 ERR_load_strings(0,COMP_str_functs);
97 ERR_load_strings(0,COMP_str_reasons);
98 }
99#endif
100 }
diff --git a/src/lib/libcrypto/comp/comp_lib.c b/src/lib/libcrypto/comp/comp_lib.c
new file mode 100644
index 0000000000..b60ae371e8
--- /dev/null
+++ b/src/lib/libcrypto/comp/comp_lib.c
@@ -0,0 +1,72 @@
1#include <stdio.h>
2#include <stdlib.h>
3#include <string.h>
4#include <openssl/objects.h>
5#include <openssl/comp.h>
6
7COMP_CTX *COMP_CTX_new(COMP_METHOD *meth)
8 {
9 COMP_CTX *ret;
10
11 if ((ret=(COMP_CTX *)OPENSSL_malloc(sizeof(COMP_CTX))) == NULL)
12 {
13 /* ZZZZZZZZZZZZZZZZ */
14 return(NULL);
15 }
16 memset(ret,0,sizeof(COMP_CTX));
17 ret->meth=meth;
18 if ((ret->meth->init != NULL) && !ret->meth->init(ret))
19 {
20 OPENSSL_free(ret);
21 ret=NULL;
22 }
23 return(ret);
24 }
25
26void COMP_CTX_free(COMP_CTX *ctx)
27 {
28 if(ctx == NULL)
29 return;
30
31 if (ctx->meth->finish != NULL)
32 ctx->meth->finish(ctx);
33
34 OPENSSL_free(ctx);
35 }
36
37int COMP_compress_block(COMP_CTX *ctx, unsigned char *out, int olen,
38 unsigned char *in, int ilen)
39 {
40 int ret;
41 if (ctx->meth->compress == NULL)
42 {
43 /* ZZZZZZZZZZZZZZZZZ */
44 return(-1);
45 }
46 ret=ctx->meth->compress(ctx,out,olen,in,ilen);
47 if (ret > 0)
48 {
49 ctx->compress_in+=ilen;
50 ctx->compress_out+=ret;
51 }
52 return(ret);
53 }
54
55int COMP_expand_block(COMP_CTX *ctx, unsigned char *out, int olen,
56 unsigned char *in, int ilen)
57 {
58 int ret;
59
60 if (ctx->meth->expand == NULL)
61 {
62 /* ZZZZZZZZZZZZZZZZZ */
63 return(-1);
64 }
65 ret=ctx->meth->expand(ctx,out,olen,in,ilen);
66 if (ret > 0)
67 {
68 ctx->expand_in+=ilen;
69 ctx->expand_out+=ret;
70 }
71 return(ret);
72 }
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-10-30 15:57:20 +0000