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-rw-r--r--src/lib/libcrypto/crypto/Makefile4
-rw-r--r--src/lib/libcrypto/malloc-wrapper.c199
-rw-r--r--src/lib/libcrypto/mem.c441
-rw-r--r--src/lib/libssl/src/crypto/malloc-wrapper.c199
-rw-r--r--src/lib/libssl/src/crypto/mem.c441
5 files changed, 400 insertions, 884 deletions
diff --git a/src/lib/libcrypto/crypto/Makefile b/src/lib/libcrypto/crypto/Makefile
index 447fc28bbe..1e95a60209 100644
--- a/src/lib/libcrypto/crypto/Makefile
+++ b/src/lib/libcrypto/crypto/Makefile
@@ -1,4 +1,4 @@
1# $OpenBSD: Makefile,v 1.13 2014/04/15 22:44:15 tedu Exp $ 1# $OpenBSD: Makefile,v 1.14 2014/04/16 03:24:53 beck Exp $
2 2
3LIB= crypto 3LIB= crypto
4 4
@@ -42,7 +42,7 @@ CFLAGS+= -I${LCRYPTO_SRC}
42CFLAGS+= -I${LCRYPTO_SRC}/modes -I${LCRYPTO_SRC}/asn1 -I${LCRYPTO_SRC}/evp 42CFLAGS+= -I${LCRYPTO_SRC}/modes -I${LCRYPTO_SRC}/asn1 -I${LCRYPTO_SRC}/evp
43 43
44# crypto/ 44# crypto/
45SRCS+= cryptlib.c mem.c mem_dbg.c cversion.c ex_data.c cpt_err.c 45SRCS+= cryptlib.c malloc-wrapper.c mem_dbg.c cversion.c ex_data.c cpt_err.c
46SRCS+= uid.c o_time.c o_str.c o_fips.c o_init.c 46SRCS+= uid.c o_time.c o_str.c o_fips.c o_init.c
47 47
48# aes/ 48# aes/
diff --git a/src/lib/libcrypto/malloc-wrapper.c b/src/lib/libcrypto/malloc-wrapper.c
new file mode 100644
index 0000000000..49d7c572c8
--- /dev/null
+++ b/src/lib/libcrypto/malloc-wrapper.c
@@ -0,0 +1,199 @@
1/* $OpenBSD: malloc-wrapper.c,v 1.1 2014/04/16 03:24:53 beck Exp $ */
2/*
3 * Copyright (c) 2014 Bob Beck
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17#include <stdio.h>
18#include <stdlib.h>
19#include <string.h>
20
21int
22CRYPTO_set_mem_functions(void *(*m)(size_t), void *(*r)(void *, size_t),
23 void (*f)(void *))
24{
25 return 0;
26}
27
28int
29CRYPTO_set_mem_ex_functions(void *(*m)(size_t, const char *, int),
30 void *(*r)(void *, size_t, const char *, int), void (*f)(void *))
31{
32 return 0;
33}
34
35int
36CRYPTO_set_locked_mem_functions(void *(*m)(size_t), void (*f)(void *))
37{
38 return 0;
39}
40
41int
42CRYPTO_set_locked_mem_ex_functions(void *(*m)(size_t, const char *, int),
43 void (*f)(void *))
44{
45 return 0;
46}
47
48int
49CRYPTO_set_mem_debug_functions(void (*m)(void *, int, const char *, int, int),
50 void (*r)(void *, void *, int, const char *, int, int),
51 void (*f)(void *, int), void (*so)(long), long (*go)(void))
52{
53 return 0;
54}
55
56
57void
58CRYPTO_get_mem_functions(void *(**m)(size_t), void *(**r)(void *, size_t),
59 void (**f)(void *))
60{
61 if (m != NULL)
62 *m = malloc;
63 if (r != NULL)
64 *r = realloc;
65 if (f != NULL)
66 *f = free;
67}
68
69void
70CRYPTO_get_mem_ex_functions(void *(**m)(size_t, const char *, int),
71 void *(**r)(void *, size_t, const char *, int), void (**f)(void *))
72{
73 if (m != NULL)
74 *m = NULL;
75 if (r != NULL)
76 *r = NULL;
77 if (f != NULL)
78 *f = free;
79}
80
81void
82CRYPTO_get_locked_mem_functions(void *(**m)(size_t), void (**f)(void *))
83{
84 if (m != NULL)
85 *m = malloc;
86 if (f != NULL)
87 *f = free;
88}
89
90void
91CRYPTO_get_locked_mem_ex_functions(void *(**m)(size_t, const char *, int),
92 void (**f)(void *))
93{
94 if (m != NULL)
95 *m = NULL;
96 if (f != NULL)
97 *f = free;
98}
99
100void
101CRYPTO_get_mem_debug_functions(void (**m)(void *, int, const char *, int, int),
102 void (**r)(void *, void *, int, const char *, int, int),
103 void (**f)(void *, int), void (**so)(long), long (**go)(void))
104{
105 if (m != NULL)
106 *m = NULL;
107 if (r != NULL)
108 *r = NULL;
109 if (f != NULL)
110 *f = NULL;
111 if (so != NULL)
112 *so = NULL;
113 if (go != NULL)
114 *go = NULL;
115}
116
117
118void *
119CRYPTO_malloc_locked(int num, const char *file, int line)
120{
121 void *ret = NULL;
122
123 if (num <= 0)
124 return NULL;
125 return malloc(num);
126}
127
128void
129CRYPTO_free_locked(void *ptr)
130{
131 free(ptr);
132}
133
134void *
135CRYPTO_malloc(int num, const char *file, int line)
136{
137 if (num <= 0)
138 return NULL;
139 return malloc(num);
140}
141
142char *
143CRYPTO_strdup(const char *str, const char *file, int line)
144{
145 return strdup(str);
146}
147
148void *
149CRYPTO_realloc(void *ptr, int num, const char *file, int line)
150{
151 if (num <= 0)
152 return NULL;
153
154 return realloc(ptr, num);
155}
156
157void *
158CRYPTO_realloc_clean(void *ptr, int old_len, int num, const char *file,
159int line)
160{
161 void *ret = NULL;
162
163 if (num <= 0)
164 return NULL;
165 if (num < old_len)
166 return NULL; /* original does not support shrinking */
167 ret = malloc(num);
168 if (ret && ptr && old_len > 0) {
169 memcpy(ret, ptr, old_len);
170 explicit_bzero(ptr, old_len);
171 free(ptr);
172 }
173 return ret;
174}
175
176void
177CRYPTO_free(void *ptr)
178{
179 free(ptr);
180}
181
182void *
183CRYPTO_remalloc(void *a, int num, const char *file, int line)
184{
185 free(a);
186 return malloc(num);
187}
188
189void
190CRYPTO_set_mem_debug_options(long bits)
191{
192 return;
193}
194
195long
196CRYPTO_get_mem_debug_options(void)
197{
198 return 0;
199}
diff --git a/src/lib/libcrypto/mem.c b/src/lib/libcrypto/mem.c
deleted file mode 100644
index 548c248785..0000000000
--- a/src/lib/libcrypto/mem.c
+++ /dev/null
@@ -1,441 +0,0 @@
1/* crypto/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 <stdlib.h>
61#include <openssl/crypto.h>
62#include "cryptlib.h"
63
64
65static int allow_customize = 1;
66/* we provide flexible functions for */
67static int allow_customize_debug = 1;/* exchanging memory - related functions at
68 * run - time, but this must be done
69 * before any blocks are actually
70 * allocated; or we'll run into huge
71 * problems when malloc/free pairs
72 * don't match etc. */
73
74/* the following pointers may be changed as long as 'allow_customize' is set */
75
76static void *(*malloc_func)(size_t) = malloc;
77static void
78*default_malloc_ex(size_t num, const char *file, int line)
79{
80 return malloc_func(num);
81}
82static void *(*malloc_ex_func)(size_t, const char *file, int line) =
83 default_malloc_ex;
84
85static void *(*realloc_func)(void *, size_t) = realloc;
86static void
87*default_realloc_ex(void *str, size_t num, const char *file, int line)
88{
89 return realloc_func(str, num);
90}
91static void *(*realloc_ex_func)(void *, size_t, const char *file, int line) =
92 default_realloc_ex;
93
94static void (*free_func)(void *) = free;
95
96static void *(*malloc_locked_func)(size_t) = malloc;
97static void
98*default_malloc_locked_ex(size_t num, const char *file, int line)
99{
100 return malloc_locked_func(num);
101}
102static void *(*malloc_locked_ex_func)(size_t, const char *file, int line) =
103 default_malloc_locked_ex;
104
105static void (*free_locked_func)(void *) = free;
106
107
108/* may be changed as long as 'allow_customize_debug' is set */
109/* XXX use correct function pointer types */
110#ifdef CRYPTO_MDEBUG
111/* use default functions from mem_dbg.c */
112static void (*malloc_debug_func)(void *, int, const char *, int, int) =
113 CRYPTO_dbg_malloc;
114static void (*realloc_debug_func)(void *, void *, int, const char *, int, int) =
115 CRYPTO_dbg_realloc;
116static void (*free_debug_func)(void *, int) = CRYPTO_dbg_free;
117static void (*set_debug_options_func)(long) = CRYPTO_dbg_set_options;
118static long (*get_debug_options_func)(void) = CRYPTO_dbg_get_options;
119#else
120/* applications can use CRYPTO_malloc_debug_init() to select above case
121 * at run-time */
122static void (*malloc_debug_func)(void *, int, const char *, int, int) = NULL;
123static void (*realloc_debug_func)(void *, void *, int, const char *, int, int) =
124 NULL;
125static void (*free_debug_func)(void *, int) = NULL;
126static void (*set_debug_options_func)(long) = NULL;
127static long (*get_debug_options_func)(void) = NULL;
128#endif
129
130int
131CRYPTO_set_mem_functions(void *(*m)(size_t), void *(*r)(void *, size_t),
132 void (*f)(void *))
133{
134 /* Dummy call just to ensure OPENSSL_init() gets linked in */
135 OPENSSL_init();
136 if (!allow_customize)
137 return 0;
138 if ((m == 0) || (r == 0) || (f == 0))
139 return 0;
140 malloc_func = m;
141 malloc_ex_func = default_malloc_ex;
142 realloc_func = r;
143 realloc_ex_func = default_realloc_ex;
144 free_func = f;
145 malloc_locked_func = m;
146 malloc_locked_ex_func = default_malloc_locked_ex;
147 free_locked_func = f;
148 return 1;
149}
150
151int
152CRYPTO_set_mem_ex_functions(void *(*m)(size_t, const char *, int),
153 void *(*r)(void *, size_t, const char *, int), void (*f)(void *))
154{
155 if (!allow_customize)
156 return 0;
157 if ((m == 0) || (r == 0) || (f == 0))
158 return 0;
159 malloc_func = 0;
160 malloc_ex_func = m;
161 realloc_func = 0;
162 realloc_ex_func = r;
163 free_func = f;
164 malloc_locked_func = 0;
165 malloc_locked_ex_func = m;
166 free_locked_func = f;
167 return 1;
168}
169
170int
171CRYPTO_set_locked_mem_functions(void *(*m)(size_t), void (*f)(void *))
172{
173 if (!allow_customize)
174 return 0;
175 if ((m == NULL) || (f == NULL))
176 return 0;
177 malloc_locked_func = m;
178 malloc_locked_ex_func = default_malloc_locked_ex;
179 free_locked_func = f;
180 return 1;
181}
182
183int
184CRYPTO_set_locked_mem_ex_functions(void *(*m)(size_t, const char *, int),
185 void (*f)(void *))
186{
187 if (!allow_customize)
188 return 0;
189 if ((m == NULL) || (f == NULL))
190 return 0;
191 malloc_locked_func = 0;
192 malloc_locked_ex_func = m;
193 free_func = f;
194 return 1;
195}
196
197int
198CRYPTO_set_mem_debug_functions(void (*m)(void *, int, const char *, int, int),
199 void (*r)(void *, void *, int, const char *, int, int),
200 void (*f)(void *, int), void (*so)(long), long (*go)(void))
201{
202 if (!allow_customize_debug)
203 return 0;
204 OPENSSL_init();
205 malloc_debug_func = m;
206 realloc_debug_func = r;
207 free_debug_func = f;
208 set_debug_options_func = so;
209 get_debug_options_func = go;
210 return 1;
211}
212
213
214void
215CRYPTO_get_mem_functions(void *(**m)(size_t), void *(**r)(void *, size_t),
216 void (**f)(void *))
217{
218 if (m != NULL)
219 *m = (malloc_ex_func == default_malloc_ex) ? malloc_func : 0;
220 if (r != NULL)
221 *r = (realloc_ex_func == default_realloc_ex) ? realloc_func : 0;
222 if (f != NULL)
223 *f = free_func;
224}
225
226void
227CRYPTO_get_mem_ex_functions(void *(**m)(size_t, const char *, int),
228 void *(**r)(void *, size_t, const char *, int), void (**f)(void *))
229{
230 if (m != NULL)
231 *m = (malloc_ex_func != default_malloc_ex) ? malloc_ex_func : 0;
232 if (r != NULL)
233 *r = (realloc_ex_func != default_realloc_ex) ?
234 realloc_ex_func : 0;
235 if (f != NULL)
236 *f = free_func;
237}
238
239void
240CRYPTO_get_locked_mem_functions(void *(**m)(size_t), void (**f)(void *))
241{
242 if (m != NULL)
243 *m = (malloc_locked_ex_func == default_malloc_locked_ex) ?
244 malloc_locked_func : 0;
245 if (f != NULL)
246 *f = free_locked_func;
247}
248
249void
250CRYPTO_get_locked_mem_ex_functions(void *(**m)(size_t, const char *, int),
251 void (**f)(void *))
252{
253 if (m != NULL)
254 *m = (malloc_locked_ex_func != default_malloc_locked_ex) ?
255 malloc_locked_ex_func : 0;
256 if (f != NULL)
257 *f = free_locked_func;
258}
259
260void
261CRYPTO_get_mem_debug_functions(void (**m)(void *, int, const char *, int, int),
262 void (**r)(void *, void *, int, const char *, int, int),
263 void (**f)(void *, int), void (**so)(long), long (**go)(void))
264{
265 if (m != NULL)
266 *m = malloc_debug_func;
267 if (r != NULL)
268 *r = realloc_debug_func;
269 if (f != NULL)
270 *f = free_debug_func;
271 if (so != NULL)
272 *so = set_debug_options_func;
273 if (go != NULL)
274 *go = get_debug_options_func;
275}
276
277
278void *
279CRYPTO_malloc_locked(int num, const char *file, int line)
280{
281 void *ret = NULL;
282
283 if (num <= 0)
284 return NULL;
285
286 allow_customize = 0;
287 if (malloc_debug_func != NULL) {
288 allow_customize_debug = 0;
289 malloc_debug_func(NULL, num, file, line, 0);
290 }
291 ret = malloc_locked_ex_func(num, file, line);
292#ifdef LEVITTE_DEBUG_MEM
293 fprintf(stderr, "LEVITTE_DEBUG_MEM: > 0x%p (%d)\n", ret, num);
294#endif
295 if (malloc_debug_func != NULL)
296 malloc_debug_func(ret, num, file, line, 1);
297
298 return ret;
299}
300
301void
302CRYPTO_free_locked(void *str)
303{
304 if (free_debug_func != NULL)
305 free_debug_func(str, 0);
306#ifdef LEVITTE_DEBUG_MEM
307 fprintf(stderr, "LEVITTE_DEBUG_MEM: < 0x%p\n", str);
308#endif
309 free_locked_func(str);
310 if (free_debug_func != NULL)
311 free_debug_func(NULL, 1);
312}
313
314void *
315CRYPTO_malloc(int num, const char *file, int line)
316{
317 void *ret = NULL;
318
319 if (num <= 0)
320 return NULL;
321
322 allow_customize = 0;
323 if (malloc_debug_func != NULL) {
324 allow_customize_debug = 0;
325 malloc_debug_func(NULL, num, file, line, 0);
326 }
327 ret = malloc_ex_func(num, file, line);
328#ifdef LEVITTE_DEBUG_MEM
329 fprintf(stderr, "LEVITTE_DEBUG_MEM: > 0x%p (%d)\n", ret, num);
330#endif
331 if (malloc_debug_func != NULL)
332 malloc_debug_func(ret, num, file, line, 1);
333
334 return ret;
335}
336
337char *
338CRYPTO_strdup(const char *str, const char *file, int line)
339{
340 size_t len = strlen(str) + 1;
341 char *ret = CRYPTO_malloc(len, file, line);
342
343 memcpy(ret, str, len);
344 return ret;
345}
346
347void *
348CRYPTO_realloc(void *str, int num, const char *file, int line)
349{
350 void *ret = NULL;
351
352 if (str == NULL)
353 return CRYPTO_malloc(num, file, line);
354
355 if (num <= 0)
356 return NULL;
357
358 if (realloc_debug_func != NULL)
359 realloc_debug_func(str, NULL, num, file, line, 0);
360 ret = realloc_ex_func(str, num, file, line);
361#ifdef LEVITTE_DEBUG_MEM
362 fprintf(stderr, "LEVITTE_DEBUG_MEM: | 0x%p -> 0x%p (%d)\n", str, ret, num);
363#endif
364 if (realloc_debug_func != NULL)
365 realloc_debug_func(str, ret, num, file, line, 1);
366
367 return ret;
368}
369
370void *
371CRYPTO_realloc_clean(void *str, int old_len, int num, const char *file,
372int line)
373{
374 void *ret = NULL;
375
376 if (str == NULL)
377 return CRYPTO_malloc(num, file, line);
378
379 if (num <= 0)
380 return NULL;
381
382 /* We don't support shrinking the buffer. Note the memcpy that copies
383 * |old_len| bytes to the new buffer, below. */
384 if (num < old_len)
385 return NULL;
386
387 if (realloc_debug_func != NULL)
388 realloc_debug_func(str, NULL, num, file, line, 0);
389 ret = malloc_ex_func(num, file, line);
390 if (ret) {
391 memcpy(ret, str, old_len);
392 OPENSSL_cleanse(str, old_len);
393 free_func(str);
394 }
395#ifdef LEVITTE_DEBUG_MEM
396 fprintf(stderr,
397 "LEVITTE_DEBUG_MEM: | 0x%p -> 0x%p (%d)\n",
398 str, ret, num);
399#endif
400 if (realloc_debug_func != NULL)
401 realloc_debug_func(str, ret, num, file, line, 1);
402
403 return ret;
404}
405
406void
407CRYPTO_free(void *str)
408{
409 if (free_debug_func != NULL)
410 free_debug_func(str, 0);
411#ifdef LEVITTE_DEBUG_MEM
412 fprintf(stderr, "LEVITTE_DEBUG_MEM: < 0x%p\n", str);
413#endif
414 free_func(str);
415 if (free_debug_func != NULL)
416 free_debug_func(NULL, 1);
417}
418
419void *
420CRYPTO_remalloc(void *a, int num, const char *file, int line)
421{
422 if (a != NULL)
423 OPENSSL_free(a);
424 a = (char *)OPENSSL_malloc(num);
425 return (a);
426}
427
428void
429CRYPTO_set_mem_debug_options(long bits)
430{
431 if (set_debug_options_func != NULL)
432 set_debug_options_func(bits);
433}
434
435long
436CRYPTO_get_mem_debug_options(void)
437{
438 if (get_debug_options_func != NULL)
439 return get_debug_options_func();
440 return 0;
441}
diff --git a/src/lib/libssl/src/crypto/malloc-wrapper.c b/src/lib/libssl/src/crypto/malloc-wrapper.c
new file mode 100644
index 0000000000..49d7c572c8
--- /dev/null
+++ b/src/lib/libssl/src/crypto/malloc-wrapper.c
@@ -0,0 +1,199 @@
1/* $OpenBSD: malloc-wrapper.c,v 1.1 2014/04/16 03:24:53 beck Exp $ */
2/*
3 * Copyright (c) 2014 Bob Beck
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17#include <stdio.h>
18#include <stdlib.h>
19#include <string.h>
20
21int
22CRYPTO_set_mem_functions(void *(*m)(size_t), void *(*r)(void *, size_t),
23 void (*f)(void *))
24{
25 return 0;
26}
27
28int
29CRYPTO_set_mem_ex_functions(void *(*m)(size_t, const char *, int),
30 void *(*r)(void *, size_t, const char *, int), void (*f)(void *))
31{
32 return 0;
33}
34
35int
36CRYPTO_set_locked_mem_functions(void *(*m)(size_t), void (*f)(void *))
37{
38 return 0;
39}
40
41int
42CRYPTO_set_locked_mem_ex_functions(void *(*m)(size_t, const char *, int),
43 void (*f)(void *))
44{
45 return 0;
46}
47
48int
49CRYPTO_set_mem_debug_functions(void (*m)(void *, int, const char *, int, int),
50 void (*r)(void *, void *, int, const char *, int, int),
51 void (*f)(void *, int), void (*so)(long), long (*go)(void))
52{
53 return 0;
54}
55
56
57void
58CRYPTO_get_mem_functions(void *(**m)(size_t), void *(**r)(void *, size_t),
59 void (**f)(void *))
60{
61 if (m != NULL)
62 *m = malloc;
63 if (r != NULL)
64 *r = realloc;
65 if (f != NULL)
66 *f = free;
67}
68
69void
70CRYPTO_get_mem_ex_functions(void *(**m)(size_t, const char *, int),
71 void *(**r)(void *, size_t, const char *, int), void (**f)(void *))
72{
73 if (m != NULL)
74 *m = NULL;
75 if (r != NULL)
76 *r = NULL;
77 if (f != NULL)
78 *f = free;
79}
80
81void
82CRYPTO_get_locked_mem_functions(void *(**m)(size_t), void (**f)(void *))
83{
84 if (m != NULL)
85 *m = malloc;
86 if (f != NULL)
87 *f = free;
88}
89
90void
91CRYPTO_get_locked_mem_ex_functions(void *(**m)(size_t, const char *, int),
92 void (**f)(void *))
93{
94 if (m != NULL)
95 *m = NULL;
96 if (f != NULL)
97 *f = free;
98}
99
100void
101CRYPTO_get_mem_debug_functions(void (**m)(void *, int, const char *, int, int),
102 void (**r)(void *, void *, int, const char *, int, int),
103 void (**f)(void *, int), void (**so)(long), long (**go)(void))
104{
105 if (m != NULL)
106 *m = NULL;
107 if (r != NULL)
108 *r = NULL;
109 if (f != NULL)
110 *f = NULL;
111 if (so != NULL)
112 *so = NULL;
113 if (go != NULL)
114 *go = NULL;
115}
116
117
118void *
119CRYPTO_malloc_locked(int num, const char *file, int line)
120{
121 void *ret = NULL;
122
123 if (num <= 0)
124 return NULL;
125 return malloc(num);
126}
127
128void
129CRYPTO_free_locked(void *ptr)
130{
131 free(ptr);
132}
133
134void *
135CRYPTO_malloc(int num, const char *file, int line)
136{
137 if (num <= 0)
138 return NULL;
139 return malloc(num);
140}
141
142char *
143CRYPTO_strdup(const char *str, const char *file, int line)
144{
145 return strdup(str);
146}
147
148void *
149CRYPTO_realloc(void *ptr, int num, const char *file, int line)
150{
151 if (num <= 0)
152 return NULL;
153
154 return realloc(ptr, num);
155}
156
157void *
158CRYPTO_realloc_clean(void *ptr, int old_len, int num, const char *file,
159int line)
160{
161 void *ret = NULL;
162
163 if (num <= 0)
164 return NULL;
165 if (num < old_len)
166 return NULL; /* original does not support shrinking */
167 ret = malloc(num);
168 if (ret && ptr && old_len > 0) {
169 memcpy(ret, ptr, old_len);
170 explicit_bzero(ptr, old_len);
171 free(ptr);
172 }
173 return ret;
174}
175
176void
177CRYPTO_free(void *ptr)
178{
179 free(ptr);
180}
181
182void *
183CRYPTO_remalloc(void *a, int num, const char *file, int line)
184{
185 free(a);
186 return malloc(num);
187}
188
189void
190CRYPTO_set_mem_debug_options(long bits)
191{
192 return;
193}
194
195long
196CRYPTO_get_mem_debug_options(void)
197{
198 return 0;
199}
diff --git a/src/lib/libssl/src/crypto/mem.c b/src/lib/libssl/src/crypto/mem.c
deleted file mode 100644
index 548c248785..0000000000
--- a/src/lib/libssl/src/crypto/mem.c
+++ /dev/null
@@ -1,441 +0,0 @@
1/* crypto/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 <stdlib.h>
61#include <openssl/crypto.h>
62#include "cryptlib.h"
63
64
65static int allow_customize = 1;
66/* we provide flexible functions for */
67static int allow_customize_debug = 1;/* exchanging memory - related functions at
68 * run - time, but this must be done
69 * before any blocks are actually
70 * allocated; or we'll run into huge
71 * problems when malloc/free pairs
72 * don't match etc. */
73
74/* the following pointers may be changed as long as 'allow_customize' is set */
75
76static void *(*malloc_func)(size_t) = malloc;
77static void
78*default_malloc_ex(size_t num, const char *file, int line)
79{
80 return malloc_func(num);
81}
82static void *(*malloc_ex_func)(size_t, const char *file, int line) =
83 default_malloc_ex;
84
85static void *(*realloc_func)(void *, size_t) = realloc;
86static void
87*default_realloc_ex(void *str, size_t num, const char *file, int line)
88{
89 return realloc_func(str, num);
90}
91static void *(*realloc_ex_func)(void *, size_t, const char *file, int line) =
92 default_realloc_ex;
93
94static void (*free_func)(void *) = free;
95
96static void *(*malloc_locked_func)(size_t) = malloc;
97static void
98*default_malloc_locked_ex(size_t num, const char *file, int line)
99{
100 return malloc_locked_func(num);
101}
102static void *(*malloc_locked_ex_func)(size_t, const char *file, int line) =
103 default_malloc_locked_ex;
104
105static void (*free_locked_func)(void *) = free;
106
107
108/* may be changed as long as 'allow_customize_debug' is set */
109/* XXX use correct function pointer types */
110#ifdef CRYPTO_MDEBUG
111/* use default functions from mem_dbg.c */
112static void (*malloc_debug_func)(void *, int, const char *, int, int) =
113 CRYPTO_dbg_malloc;
114static void (*realloc_debug_func)(void *, void *, int, const char *, int, int) =
115 CRYPTO_dbg_realloc;
116static void (*free_debug_func)(void *, int) = CRYPTO_dbg_free;
117static void (*set_debug_options_func)(long) = CRYPTO_dbg_set_options;
118static long (*get_debug_options_func)(void) = CRYPTO_dbg_get_options;
119#else
120/* applications can use CRYPTO_malloc_debug_init() to select above case
121 * at run-time */
122static void (*malloc_debug_func)(void *, int, const char *, int, int) = NULL;
123static void (*realloc_debug_func)(void *, void *, int, const char *, int, int) =
124 NULL;
125static void (*free_debug_func)(void *, int) = NULL;
126static void (*set_debug_options_func)(long) = NULL;
127static long (*get_debug_options_func)(void) = NULL;
128#endif
129
130int
131CRYPTO_set_mem_functions(void *(*m)(size_t), void *(*r)(void *, size_t),
132 void (*f)(void *))
133{
134 /* Dummy call just to ensure OPENSSL_init() gets linked in */
135 OPENSSL_init();
136 if (!allow_customize)
137 return 0;
138 if ((m == 0) || (r == 0) || (f == 0))
139 return 0;
140 malloc_func = m;
141 malloc_ex_func = default_malloc_ex;
142 realloc_func = r;
143 realloc_ex_func = default_realloc_ex;
144 free_func = f;
145 malloc_locked_func = m;
146 malloc_locked_ex_func = default_malloc_locked_ex;
147 free_locked_func = f;
148 return 1;
149}
150
151int
152CRYPTO_set_mem_ex_functions(void *(*m)(size_t, const char *, int),
153 void *(*r)(void *, size_t, const char *, int), void (*f)(void *))
154{
155 if (!allow_customize)
156 return 0;
157 if ((m == 0) || (r == 0) || (f == 0))
158 return 0;
159 malloc_func = 0;
160 malloc_ex_func = m;
161 realloc_func = 0;
162 realloc_ex_func = r;
163 free_func = f;
164 malloc_locked_func = 0;
165 malloc_locked_ex_func = m;
166 free_locked_func = f;
167 return 1;
168}
169
170int
171CRYPTO_set_locked_mem_functions(void *(*m)(size_t), void (*f)(void *))
172{
173 if (!allow_customize)
174 return 0;
175 if ((m == NULL) || (f == NULL))
176 return 0;
177 malloc_locked_func = m;
178 malloc_locked_ex_func = default_malloc_locked_ex;
179 free_locked_func = f;
180 return 1;
181}
182
183int
184CRYPTO_set_locked_mem_ex_functions(void *(*m)(size_t, const char *, int),
185 void (*f)(void *))
186{
187 if (!allow_customize)
188 return 0;
189 if ((m == NULL) || (f == NULL))
190 return 0;
191 malloc_locked_func = 0;
192 malloc_locked_ex_func = m;
193 free_func = f;
194 return 1;
195}
196
197int
198CRYPTO_set_mem_debug_functions(void (*m)(void *, int, const char *, int, int),
199 void (*r)(void *, void *, int, const char *, int, int),
200 void (*f)(void *, int), void (*so)(long), long (*go)(void))
201{
202 if (!allow_customize_debug)
203 return 0;
204 OPENSSL_init();
205 malloc_debug_func = m;
206 realloc_debug_func = r;
207 free_debug_func = f;
208 set_debug_options_func = so;
209 get_debug_options_func = go;
210 return 1;
211}
212
213
214void
215CRYPTO_get_mem_functions(void *(**m)(size_t), void *(**r)(void *, size_t),
216 void (**f)(void *))
217{
218 if (m != NULL)
219 *m = (malloc_ex_func == default_malloc_ex) ? malloc_func : 0;
220 if (r != NULL)
221 *r = (realloc_ex_func == default_realloc_ex) ? realloc_func : 0;
222 if (f != NULL)
223 *f = free_func;
224}
225
226void
227CRYPTO_get_mem_ex_functions(void *(**m)(size_t, const char *, int),
228 void *(**r)(void *, size_t, const char *, int), void (**f)(void *))
229{
230 if (m != NULL)
231 *m = (malloc_ex_func != default_malloc_ex) ? malloc_ex_func : 0;
232 if (r != NULL)
233 *r = (realloc_ex_func != default_realloc_ex) ?
234 realloc_ex_func : 0;
235 if (f != NULL)
236 *f = free_func;
237}
238
239void
240CRYPTO_get_locked_mem_functions(void *(**m)(size_t), void (**f)(void *))
241{
242 if (m != NULL)
243 *m = (malloc_locked_ex_func == default_malloc_locked_ex) ?
244 malloc_locked_func : 0;
245 if (f != NULL)
246 *f = free_locked_func;
247}
248
249void
250CRYPTO_get_locked_mem_ex_functions(void *(**m)(size_t, const char *, int),
251 void (**f)(void *))
252{
253 if (m != NULL)
254 *m = (malloc_locked_ex_func != default_malloc_locked_ex) ?
255 malloc_locked_ex_func : 0;
256 if (f != NULL)
257 *f = free_locked_func;
258}
259
260void
261CRYPTO_get_mem_debug_functions(void (**m)(void *, int, const char *, int, int),
262 void (**r)(void *, void *, int, const char *, int, int),
263 void (**f)(void *, int), void (**so)(long), long (**go)(void))
264{
265 if (m != NULL)
266 *m = malloc_debug_func;
267 if (r != NULL)
268 *r = realloc_debug_func;
269 if (f != NULL)
270 *f = free_debug_func;
271 if (so != NULL)
272 *so = set_debug_options_func;
273 if (go != NULL)
274 *go = get_debug_options_func;
275}
276
277
278void *
279CRYPTO_malloc_locked(int num, const char *file, int line)
280{
281 void *ret = NULL;
282
283 if (num <= 0)
284 return NULL;
285
286 allow_customize = 0;
287 if (malloc_debug_func != NULL) {
288 allow_customize_debug = 0;
289 malloc_debug_func(NULL, num, file, line, 0);
290 }
291 ret = malloc_locked_ex_func(num, file, line);
292#ifdef LEVITTE_DEBUG_MEM
293 fprintf(stderr, "LEVITTE_DEBUG_MEM: > 0x%p (%d)\n", ret, num);
294#endif
295 if (malloc_debug_func != NULL)
296 malloc_debug_func(ret, num, file, line, 1);
297
298 return ret;
299}
300
301void
302CRYPTO_free_locked(void *str)
303{
304 if (free_debug_func != NULL)
305 free_debug_func(str, 0);
306#ifdef LEVITTE_DEBUG_MEM
307 fprintf(stderr, "LEVITTE_DEBUG_MEM: < 0x%p\n", str);
308#endif
309 free_locked_func(str);
310 if (free_debug_func != NULL)
311 free_debug_func(NULL, 1);
312}
313
314void *
315CRYPTO_malloc(int num, const char *file, int line)
316{
317 void *ret = NULL;
318
319 if (num <= 0)
320 return NULL;
321
322 allow_customize = 0;
323 if (malloc_debug_func != NULL) {
324 allow_customize_debug = 0;
325 malloc_debug_func(NULL, num, file, line, 0);
326 }
327 ret = malloc_ex_func(num, file, line);
328#ifdef LEVITTE_DEBUG_MEM
329 fprintf(stderr, "LEVITTE_DEBUG_MEM: > 0x%p (%d)\n", ret, num);
330#endif
331 if (malloc_debug_func != NULL)
332 malloc_debug_func(ret, num, file, line, 1);
333
334 return ret;
335}
336
337char *
338CRYPTO_strdup(const char *str, const char *file, int line)
339{
340 size_t len = strlen(str) + 1;
341 char *ret = CRYPTO_malloc(len, file, line);
342
343 memcpy(ret, str, len);
344 return ret;
345}
346
347void *
348CRYPTO_realloc(void *str, int num, const char *file, int line)
349{
350 void *ret = NULL;
351
352 if (str == NULL)
353 return CRYPTO_malloc(num, file, line);
354
355 if (num <= 0)
356 return NULL;
357
358 if (realloc_debug_func != NULL)
359 realloc_debug_func(str, NULL, num, file, line, 0);
360 ret = realloc_ex_func(str, num, file, line);
361#ifdef LEVITTE_DEBUG_MEM
362 fprintf(stderr, "LEVITTE_DEBUG_MEM: | 0x%p -> 0x%p (%d)\n", str, ret, num);
363#endif
364 if (realloc_debug_func != NULL)
365 realloc_debug_func(str, ret, num, file, line, 1);
366
367 return ret;
368}
369
370void *
371CRYPTO_realloc_clean(void *str, int old_len, int num, const char *file,
372int line)
373{
374 void *ret = NULL;
375
376 if (str == NULL)
377 return CRYPTO_malloc(num, file, line);
378
379 if (num <= 0)
380 return NULL;
381
382 /* We don't support shrinking the buffer. Note the memcpy that copies
383 * |old_len| bytes to the new buffer, below. */
384 if (num < old_len)
385 return NULL;
386
387 if (realloc_debug_func != NULL)
388 realloc_debug_func(str, NULL, num, file, line, 0);
389 ret = malloc_ex_func(num, file, line);
390 if (ret) {
391 memcpy(ret, str, old_len);
392 OPENSSL_cleanse(str, old_len);
393 free_func(str);
394 }
395#ifdef LEVITTE_DEBUG_MEM
396 fprintf(stderr,
397 "LEVITTE_DEBUG_MEM: | 0x%p -> 0x%p (%d)\n",
398 str, ret, num);
399#endif
400 if (realloc_debug_func != NULL)
401 realloc_debug_func(str, ret, num, file, line, 1);
402
403 return ret;
404}
405
406void
407CRYPTO_free(void *str)
408{
409 if (free_debug_func != NULL)
410 free_debug_func(str, 0);
411#ifdef LEVITTE_DEBUG_MEM
412 fprintf(stderr, "LEVITTE_DEBUG_MEM: < 0x%p\n", str);
413#endif
414 free_func(str);
415 if (free_debug_func != NULL)
416 free_debug_func(NULL, 1);
417}
418
419void *
420CRYPTO_remalloc(void *a, int num, const char *file, int line)
421{
422 if (a != NULL)
423 OPENSSL_free(a);
424 a = (char *)OPENSSL_malloc(num);
425 return (a);
426}
427
428void
429CRYPTO_set_mem_debug_options(long bits)
430{
431 if (set_debug_options_func != NULL)
432 set_debug_options_func(bits);
433}
434
435long
436CRYPTO_get_mem_debug_options(void)
437{
438 if (get_debug_options_func != NULL)
439 return get_debug_options_func();
440 return 0;
441}
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-03-21 19:46:20 +0000