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-rw-r--r--openssl/crypto/mem_dbg.c257
1 files changed, 157 insertions, 100 deletions
diff --git a/openssl/crypto/mem_dbg.c b/openssl/crypto/mem_dbg.c
index dfeb08479..ac793397f 100644
--- a/openssl/crypto/mem_dbg.c
+++ b/openssl/crypto/mem_dbg.c
@@ -55,6 +55,59 @@
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
+/* ====================================================================
+ * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. All advertising materials mentioning features or use of this
+ * software must display the following acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ * endorse or promote products derived from this software without
+ * prior written permission. For written permission, please contact
+ * openssl-core@openssl.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ * nor may "OpenSSL" appear in their names without prior written
+ * permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ * acknowledgment:
+ * "This product includes software developed by the OpenSSL Project
+ * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ * OF THE POSSIBILITY OF SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
#include <stdio.h>
#include <stdlib.h>
@@ -81,8 +134,11 @@ static int mh_mode=CRYPTO_MEM_CHECK_OFF;
*/
static unsigned long order = 0; /* number of memory requests */
-static LHASH *mh=NULL; /* hash-table of memory requests (address as key);
- * access requires MALLOC2 lock */
+
+DECLARE_LHASH_OF(MEM);
+static LHASH_OF(MEM) *mh=NULL; /* hash-table of memory requests
+ * (address as key); access requires
+ * MALLOC2 lock */
typedef struct app_mem_info_st
@@ -93,8 +149,8 @@ typedef struct app_mem_info_st
* CRYPTO_pop_info() to pop an entry,
* CRYPTO_remove_all_info() to pop all entries.
*/
- {
- unsigned long thread;
+ {
+ CRYPTO_THREADID threadid;
const char *file;
int line;
const char *info;
@@ -104,10 +160,13 @@ typedef struct app_mem_info_st
static void app_info_free(APP_INFO *);
-static LHASH *amih=NULL; /* hash-table with those app_mem_info_st's
- * that are at the top of their thread's stack
- * (with `thread' as key);
- * access requires MALLOC2 lock */
+DECLARE_LHASH_OF(APP_INFO);
+static LHASH_OF(APP_INFO) *amih=NULL; /* hash-table with those
+ * app_mem_info_st's that are at
+ * the top of their thread's
+ * stack (with `thread' as key);
+ * access requires MALLOC2
+ * lock */
typedef struct mem_st
/* memory-block description */
@@ -116,7 +175,7 @@ typedef struct mem_st
int num;
const char *file;
int line;
- unsigned long thread;
+ CRYPTO_THREADID threadid;
unsigned long order;
time_t time;
APP_INFO *app_info;
@@ -136,11 +195,11 @@ static unsigned int num_disable = 0; /* num_disable > 0
* iff
* mh_mode == CRYPTO_MEM_CHECK_ON (w/o ..._ENABLE)
*/
-static unsigned long disabling_thread = 0; /* Valid iff num_disable > 0.
- * CRYPTO_LOCK_MALLOC2 is locked
- * exactly in this case (by the
- * thread named in disabling_thread).
- */
+
+/* Valid iff num_disable > 0. CRYPTO_LOCK_MALLOC2 is locked exactly in this
+ * case (by the thread named in disabling_thread).
+ */
+static CRYPTO_THREADID disabling_threadid;
static void app_info_free(APP_INFO *inf)
{
@@ -177,7 +236,9 @@ int CRYPTO_mem_ctrl(int mode)
case CRYPTO_MEM_CHECK_DISABLE: /* aka MemCheck_off() */
if (mh_mode & CRYPTO_MEM_CHECK_ON)
{
- if (!num_disable || (disabling_thread != CRYPTO_thread_id())) /* otherwise we already have the MALLOC2 lock */
+ CRYPTO_THREADID cur;
+ CRYPTO_THREADID_current(&cur);
+ if (!num_disable || CRYPTO_THREADID_cmp(&disabling_threadid, &cur)) /* otherwise we already have the MALLOC2 lock */
{
/* Long-time lock CRYPTO_LOCK_MALLOC2 must not be claimed while
* we're holding CRYPTO_LOCK_MALLOC, or we'll deadlock if
@@ -195,7 +256,7 @@ int CRYPTO_mem_ctrl(int mode)
CRYPTO_w_lock(CRYPTO_LOCK_MALLOC2);
CRYPTO_w_lock(CRYPTO_LOCK_MALLOC);
mh_mode &= ~CRYPTO_MEM_CHECK_ENABLE;
- disabling_thread=CRYPTO_thread_id();
+ CRYPTO_THREADID_cpy(&disabling_threadid, &cur);
}
num_disable++;
}
@@ -228,10 +289,12 @@ int CRYPTO_is_mem_check_on(void)
if (mh_mode & CRYPTO_MEM_CHECK_ON)
{
+ CRYPTO_THREADID cur;
+ CRYPTO_THREADID_current(&cur);
CRYPTO_r_lock(CRYPTO_LOCK_MALLOC);
ret = (mh_mode & CRYPTO_MEM_CHECK_ENABLE)
- || (disabling_thread != CRYPTO_thread_id());
+ || CRYPTO_THREADID_cmp(&disabling_threadid, &cur);
CRYPTO_r_unlock(CRYPTO_LOCK_MALLOC);
}
@@ -249,49 +312,49 @@ long CRYPTO_dbg_get_options(void)
return options;
}
-/* static int mem_cmp(MEM *a, MEM *b) */
-static int mem_cmp(const void *a_void, const void *b_void)
+static int mem_cmp(const MEM *a, const MEM *b)
{
#ifdef _WIN64
- const char *a=(const char *)((const MEM *)a_void)->addr,
- *b=(const char *)((const MEM *)b_void)->addr;
- if (a==b) return 0;
- else if (a>b) return 1;
+ const char *ap=(const char *)a->addr,
+ *bp=(const char *)b->addr;
+ if (ap==bp) return 0;
+ else if (ap>bp) return 1;
else return -1;
#else
- return((const char *)((const MEM *)a_void)->addr
- - (const char *)((const MEM *)b_void)->addr);
+ return (const char *)a->addr - (const char *)b->addr;
#endif
}
+static IMPLEMENT_LHASH_COMP_FN(mem, MEM)
-/* static unsigned long mem_hash(MEM *a) */
-static unsigned long mem_hash(const void *a_void)
+static unsigned long mem_hash(const MEM *a)
{
unsigned long ret;
- ret=(unsigned long)((const MEM *)a_void)->addr;
+ ret=(unsigned long)a->addr;
ret=ret*17851+(ret>>14)*7+(ret>>4)*251;
return(ret);
}
+static IMPLEMENT_LHASH_HASH_FN(mem, MEM)
/* static int app_info_cmp(APP_INFO *a, APP_INFO *b) */
static int app_info_cmp(const void *a_void, const void *b_void)
{
- return(((const APP_INFO *)a_void)->thread
- != ((const APP_INFO *)b_void)->thread);
+ return CRYPTO_THREADID_cmp(&((const APP_INFO *)a_void)->threadid,
+ &((const APP_INFO *)b_void)->threadid);
}
+static IMPLEMENT_LHASH_COMP_FN(app_info, APP_INFO)
-/* static unsigned long app_info_hash(APP_INFO *a) */
-static unsigned long app_info_hash(const void *a_void)
+static unsigned long app_info_hash(const APP_INFO *a)
{
unsigned long ret;
- ret=(unsigned long)((const APP_INFO *)a_void)->thread;
-
+ ret = CRYPTO_THREADID_hash(&a->threadid);
+ /* This is left in as a "who am I to question legacy?" measure */
ret=ret*17851+(ret>>14)*7+(ret>>4)*251;
return(ret);
}
+static IMPLEMENT_LHASH_HASH_FN(app_info, APP_INFO)
static APP_INFO *pop_info(void)
{
@@ -300,21 +363,22 @@ static APP_INFO *pop_info(void)
if (amih != NULL)
{
- tmp.thread=CRYPTO_thread_id();
- if ((ret=(APP_INFO *)lh_delete(amih,&tmp)) != NULL)
+ CRYPTO_THREADID_current(&tmp.threadid);
+ if ((ret=lh_APP_INFO_delete(amih,&tmp)) != NULL)
{
APP_INFO *next=ret->next;
if (next != NULL)
{
next->references++;
- lh_insert(amih,(char *)next);
+ (void)lh_APP_INFO_insert(amih,next);
}
#ifdef LEVITTE_DEBUG_MEM
- if (ret->thread != tmp.thread)
+ if (CRYPTO_THREADID_cmp(&ret->threadid, &tmp.threadid))
{
fprintf(stderr, "pop_info(): deleted info has other thread ID (%lu) than the current thread (%lu)!!!!\n",
- ret->thread, tmp.thread);
+ CRYPTO_THREADID_hash(&ret->threadid),
+ CRYPTO_THREADID_hash(&tmp.threadid));
abort();
}
#endif
@@ -330,7 +394,7 @@ static APP_INFO *pop_info(void)
return(ret);
}
-int CRYPTO_dbg_push_info(const char *info, const char *file, int line)
+int CRYPTO_push_info_(const char *info, const char *file, int line)
{
APP_INFO *ami, *amim;
int ret=0;
@@ -346,7 +410,7 @@ int CRYPTO_dbg_push_info(const char *info, const char *file, int line)
}
if (amih == NULL)
{
- if ((amih=lh_new(app_info_hash, app_info_cmp)) == NULL)
+ if ((amih=lh_APP_INFO_new()) == NULL)
{
OPENSSL_free(ami);
ret=0;
@@ -354,20 +418,21 @@ int CRYPTO_dbg_push_info(const char *info, const char *file, int line)
}
}
- ami->thread=CRYPTO_thread_id();
+ CRYPTO_THREADID_current(&ami->threadid);
ami->file=file;
ami->line=line;
ami->info=info;
ami->references=1;
ami->next=NULL;
- if ((amim=(APP_INFO *)lh_insert(amih,(char *)ami)) != NULL)
+ if ((amim=lh_APP_INFO_insert(amih,ami)) != NULL)
{
#ifdef LEVITTE_DEBUG_MEM
- if (ami->thread != amim->thread)
+ if (CRYPTO_THREADID_cmp(&ami->threadid, &amim->threadid))
{
fprintf(stderr, "CRYPTO_push_info(): previous info has other thread ID (%lu) than the current thread (%lu)!!!!\n",
- amim->thread, ami->thread);
+ CRYPTO_THREADID_hash(&amim->threadid),
+ CRYPTO_THREADID_hash(&ami->threadid));
abort();
}
#endif
@@ -380,7 +445,7 @@ int CRYPTO_dbg_push_info(const char *info, const char *file, int line)
return(ret);
}
-int CRYPTO_dbg_pop_info(void)
+int CRYPTO_pop_info(void)
{
int ret=0;
@@ -395,7 +460,7 @@ int CRYPTO_dbg_pop_info(void)
return(ret);
}
-int CRYPTO_dbg_remove_all_info(void)
+int CRYPTO_remove_all_info(void)
{
int ret=0;
@@ -439,7 +504,7 @@ void CRYPTO_dbg_malloc(void *addr, int num, const char *file, int line,
}
if (mh == NULL)
{
- if ((mh=lh_new(mem_hash, mem_cmp)) == NULL)
+ if ((mh=lh_MEM_new()) == NULL)
{
OPENSSL_free(addr);
OPENSSL_free(m);
@@ -453,9 +518,9 @@ void CRYPTO_dbg_malloc(void *addr, int num, const char *file, int line,
m->line=line;
m->num=num;
if (options & V_CRYPTO_MDEBUG_THREAD)
- m->thread=CRYPTO_thread_id();
+ CRYPTO_THREADID_current(&m->threadid);
else
- m->thread=0;
+ memset(&m->threadid, 0, sizeof(m->threadid));
if (order == break_order_num)
{
@@ -464,7 +529,7 @@ void CRYPTO_dbg_malloc(void *addr, int num, const char *file, int line,
}
m->order=order++;
#ifdef LEVITTE_DEBUG_MEM
- fprintf(stderr, "LEVITTE_DEBUG_MEM: [%5d] %c 0x%p (%d)\n",
+ fprintf(stderr, "LEVITTE_DEBUG_MEM: [%5ld] %c 0x%p (%d)\n",
m->order,
(before_p & 128) ? '*' : '+',
m->addr, m->num);
@@ -474,16 +539,16 @@ void CRYPTO_dbg_malloc(void *addr, int num, const char *file, int line,
else
m->time=0;
- tmp.thread=CRYPTO_thread_id();
+ CRYPTO_THREADID_current(&tmp.threadid);
m->app_info=NULL;
if (amih != NULL
- && (amim=(APP_INFO *)lh_retrieve(amih,(char *)&tmp)) != NULL)
+ && (amim=lh_APP_INFO_retrieve(amih,&tmp)) != NULL)
{
m->app_info = amim;
amim->references++;
}
- if ((mm=(MEM *)lh_insert(mh,(char *)m)) != NULL)
+ if ((mm=lh_MEM_insert(mh, m)) != NULL)
{
/* Not good, but don't sweat it */
if (mm->app_info != NULL)
@@ -516,11 +581,11 @@ void CRYPTO_dbg_free(void *addr, int before_p)
MemCheck_off(); /* make sure we hold MALLOC2 lock */
m.addr=addr;
- mp=(MEM *)lh_delete(mh,(char *)&m);
+ mp=lh_MEM_delete(mh,&m);
if (mp != NULL)
{
#ifdef LEVITTE_DEBUG_MEM
- fprintf(stderr, "LEVITTE_DEBUG_MEM: [%5d] - 0x%p (%d)\n",
+ fprintf(stderr, "LEVITTE_DEBUG_MEM: [%5ld] - 0x%p (%d)\n",
mp->order, mp->addr, mp->num);
#endif
if (mp->app_info != NULL)
@@ -566,18 +631,18 @@ void CRYPTO_dbg_realloc(void *addr1, void *addr2, int num,
MemCheck_off(); /* make sure we hold MALLOC2 lock */
m.addr=addr1;
- mp=(MEM *)lh_delete(mh,(char *)&m);
+ mp=lh_MEM_delete(mh,&m);
if (mp != NULL)
{
#ifdef LEVITTE_DEBUG_MEM
- fprintf(stderr, "LEVITTE_DEBUG_MEM: [%5d] * 0x%p (%d) -> 0x%p (%d)\n",
+ fprintf(stderr, "LEVITTE_DEBUG_MEM: [%5ld] * 0x%p (%d) -> 0x%p (%d)\n",
mp->order,
mp->addr, mp->num,
addr2, num);
#endif
mp->addr=addr2;
mp->num=num;
- lh_insert(mh,(char *)mp);
+ (void)lh_MEM_insert(mh,mp);
}
MemCheck_on(); /* release MALLOC2 lock
@@ -596,14 +661,14 @@ typedef struct mem_leak_st
long bytes;
} MEM_LEAK;
-static void print_leak(const MEM *m, MEM_LEAK *l)
+static void print_leak_doall_arg(const MEM *m, MEM_LEAK *l)
{
char buf[1024];
char *bufp = buf;
APP_INFO *amip;
int ami_cnt;
struct tm *lcl = NULL;
- unsigned long ti;
+ CRYPTO_THREADID ti;
#define BUF_REMAIN (sizeof buf - (size_t)(bufp - buf))
@@ -625,7 +690,8 @@ static void print_leak(const MEM *m, MEM_LEAK *l)
if (options & V_CRYPTO_MDEBUG_THREAD)
{
- BIO_snprintf(bufp, BUF_REMAIN, "thread=%lu, ", m->thread);
+ BIO_snprintf(bufp, BUF_REMAIN, "thread=%lu, ",
+ CRYPTO_THREADID_hash(&m->threadid));
bufp += strlen(bufp);
}
@@ -642,8 +708,8 @@ static void print_leak(const MEM *m, MEM_LEAK *l)
ami_cnt=0;
if (!amip)
return;
- ti=amip->thread;
-
+ CRYPTO_THREADID_cpy(&ti, &amip->threadid);
+
do
{
int buf_len;
@@ -653,7 +719,8 @@ static void print_leak(const MEM *m, MEM_LEAK *l)
memset(buf,'>',ami_cnt);
BIO_snprintf(buf + ami_cnt, sizeof buf - ami_cnt,
" thread=%lu, file=%s, line=%d, info=\"",
- amip->thread, amip->file, amip->line);
+ CRYPTO_THREADID_hash(&amip->threadid), amip->file,
+ amip->line);
buf_len=strlen(buf);
info_len=strlen(amip->info);
if (128 - buf_len - 3 < info_len)
@@ -673,8 +740,8 @@ static void print_leak(const MEM *m, MEM_LEAK *l)
amip = amip->next;
}
- while(amip && amip->thread == ti);
-
+ while(amip && !CRYPTO_THREADID_cmp(&amip->threadid, &ti));
+
#ifdef LEVITTE_DEBUG_MEM
if (amip)
{
@@ -684,7 +751,7 @@ static void print_leak(const MEM *m, MEM_LEAK *l)
#endif
}
-static IMPLEMENT_LHASH_DOALL_ARG_FN(print_leak, const MEM *, MEM_LEAK *)
+static IMPLEMENT_LHASH_DOALL_ARG_FN(print_leak, const MEM, MEM_LEAK)
void CRYPTO_mem_leaks(BIO *b)
{
@@ -699,12 +766,15 @@ void CRYPTO_mem_leaks(BIO *b)
ml.bytes=0;
ml.chunks=0;
if (mh != NULL)
- lh_doall_arg(mh, LHASH_DOALL_ARG_FN(print_leak),
- (char *)&ml);
+ lh_MEM_doall_arg(mh, LHASH_DOALL_ARG_FN(print_leak), MEM_LEAK,
+ &ml);
if (ml.chunks != 0)
{
BIO_printf(b,"%ld bytes leaked in %d chunks\n",
ml.bytes,ml.chunks);
+#ifdef CRYPTO_MDEBUG_ABORT
+ abort();
+#endif
}
else
{
@@ -717,7 +787,7 @@ void CRYPTO_mem_leaks(BIO *b)
* XXX This should be in CRYPTO_mem_leaks_cb,
* and CRYPTO_mem_leaks should be implemented by
* using CRYPTO_mem_leaks_cb.
- * (Also their should be a variant of lh_doall_arg
+ * (Also there should be a variant of lh_doall_arg
* that takes a function pointer instead of a void *;
* this would obviate the ugly and illegal
* void_fn_to_char kludge in CRYPTO_mem_leaks_cb.
@@ -734,14 +804,14 @@ void CRYPTO_mem_leaks(BIO *b)
if (mh != NULL)
{
- lh_free(mh);
+ lh_MEM_free(mh);
mh = NULL;
}
if (amih != NULL)
{
- if (lh_num_items(amih) == 0)
+ if (lh_APP_INFO_num_items(amih) == 0)
{
- lh_free(amih);
+ lh_APP_INFO_free(amih);
amih = NULL;
}
}
@@ -779,39 +849,26 @@ void CRYPTO_mem_leaks_fp(FILE *fp)
/* NB: The prototypes have been typedef'd to CRYPTO_MEM_LEAK_CB inside crypto.h
* If this code is restructured, remove the callback type if it is no longer
* needed. -- Geoff Thorpe */
-static void cb_leak(const MEM *m, CRYPTO_MEM_LEAK_CB **cb)
+
+/* Can't pass CRYPTO_MEM_LEAK_CB directly to lh_MEM_doall_arg because it
+ * is a function pointer and conversion to void * is prohibited. Instead
+ * pass its address
+ */
+
+typedef CRYPTO_MEM_LEAK_CB *PCRYPTO_MEM_LEAK_CB;
+
+static void cb_leak_doall_arg(const MEM *m, PCRYPTO_MEM_LEAK_CB *cb)
{
- (**cb)(m->order,m->file,m->line,m->num,m->addr);
+ (*cb)(m->order,m->file,m->line,m->num,m->addr);
}
-static IMPLEMENT_LHASH_DOALL_ARG_FN(cb_leak, const MEM *, CRYPTO_MEM_LEAK_CB **)
+static IMPLEMENT_LHASH_DOALL_ARG_FN(cb_leak, const MEM, PCRYPTO_MEM_LEAK_CB)
void CRYPTO_mem_leaks_cb(CRYPTO_MEM_LEAK_CB *cb)
{
if (mh == NULL) return;
CRYPTO_w_lock(CRYPTO_LOCK_MALLOC2);
- lh_doall_arg(mh, LHASH_DOALL_ARG_FN(cb_leak), &cb);
+ lh_MEM_doall_arg(mh, LHASH_DOALL_ARG_FN(cb_leak), PCRYPTO_MEM_LEAK_CB,
+ &cb);
CRYPTO_w_unlock(CRYPTO_LOCK_MALLOC2);
}
-
-void CRYPTO_malloc_debug_init(void)
- {
- CRYPTO_set_mem_debug_functions(
- CRYPTO_dbg_malloc,
- CRYPTO_dbg_realloc,
- CRYPTO_dbg_free,
- CRYPTO_dbg_set_options,
- CRYPTO_dbg_get_options);
- CRYPTO_set_mem_info_functions(
- CRYPTO_dbg_push_info,
- CRYPTO_dbg_pop_info,
- CRYPTO_dbg_remove_all_info);
- }
-
-char *CRYPTO_strdup(const char *str, const char *file, int line)
- {
- char *ret = CRYPTO_malloc(strlen(str)+1, file, line);
-
- strcpy(ret, str);
- return ret;
- }
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 11:44:57 +0000