OpenSSL 0.9.7 stable 2002 05 08 merge

1 files changed, 102 insertions, 25 deletions

diff --git a/src/lib/libcrypto/mem.c b/src/lib/libcrypto/mem.c
index 3b5b2bbc68..effec714e8 100644
--- a/src/lib/libcrypto/mem.c
+++ b/src/lib/libcrypto/mem.c
@@ -70,14 +70,36 @@ static int allow_customize_debug = 1;/* exchanging memory-related functions at
                                       * problems when malloc/free pairs
                                       * don't match etc. */
 
-/* may be changed as long as `allow_customize' is set */
-static void *(*malloc_locked_func)(size_t)  = malloc;
-static void (*free_locked_func)(void *)     = free;
+
+
+/* the following pointers may be changed as long as 'allow_customize' is set */
+
 static void *(*malloc_func)(size_t)         = malloc;
+static void *default_malloc_ex(size_t num, const char *file, int line)
+        { return malloc_func(num); }
+static void *(*malloc_ex_func)(size_t, const char *file, int line)
+        = default_malloc_ex;
+
 static void *(*realloc_func)(void *, size_t)= realloc;
+static void *default_realloc_ex(void *str, size_t num,
+        const char *file, int line)
+        { return realloc_func(str,num); }
+static void *(*realloc_ex_func)(void *, size_t, const char *file, int line)
+        = default_realloc_ex;
+
 static void (*free_func)(void *)            = free;
 
-/* may be changed as long as `allow_customize_debug' is set */
+static void *(*malloc_locked_func)(size_t)  = malloc;
+static void *default_malloc_locked_ex(size_t num, const char *file, int line)
+        { return malloc_locked_func(num); }
+static void *(*malloc_locked_ex_func)(size_t, const char *file, int line)
+        = default_malloc_locked_ex;
+
+static void (*free_locked_func)(void *)     = free;
+
+
+
+/* may be changed as long as 'allow_customize_debug' is set */
 /* XXX use correct function pointer types */
 #ifdef CRYPTO_MDEBUG
 /* use default functions from mem_dbg.c */
@@ -105,12 +127,29 @@ int CRYPTO_set_mem_functions(void *(*m)(size_t), void *(*r)(void *, size_t),
         {
         if (!allow_customize)
                 return 0;
-        if ((m == NULL) || (r == NULL) || (f == NULL))
+        if ((m == 0) || (r == 0) || (f == 0))
+                return 0;
+        malloc_func=m; malloc_ex_func=default_malloc_ex;
+        realloc_func=r; realloc_ex_func=default_realloc_ex;
+        free_func=f;
+        malloc_locked_func=m; malloc_locked_ex_func=default_malloc_locked_ex;
+        free_locked_func=f;
+        return 1;
+        }
+
+int CRYPTO_set_mem_ex_functions(
+        void *(*m)(size_t,const char *,int),
+        void *(*r)(void *, size_t,const char *,int),
+        void (*f)(void *))
+        {
+        if (!allow_customize)
+                return 0;
+        if ((m == 0) || (r == 0) || (f == 0))
                 return 0;
-        malloc_func=m;
-        realloc_func=r;
+        malloc_func=0; malloc_ex_func=m;
+        realloc_func=0; realloc_ex_func=r;
         free_func=f;
-        malloc_locked_func=m;
+        malloc_locked_func=0; malloc_locked_ex_func=m;
         free_locked_func=f;
         return 1;
         }
@@ -121,11 +160,24 @@ int CRYPTO_set_locked_mem_functions(void *(*m)(size_t), void (*f)(void *))
                 return 0;
         if ((m == NULL) || (f == NULL))
                 return 0;
-        malloc_locked_func=m;
+        malloc_locked_func=m; malloc_locked_ex_func=default_malloc_locked_ex;
         free_locked_func=f;
         return 1;
         }
 
+int CRYPTO_set_locked_mem_ex_functions(
+        void *(*m)(size_t,const char *,int),
+        void (*f)(void *))
+        {
+        if (!allow_customize)
+                return 0;
+        if ((m == NULL) || (f == NULL))
+                return 0;
+        malloc_locked_func=0; malloc_locked_ex_func=m;
+        free_func=f;
+        return 1;
+        }
+
 int CRYPTO_set_mem_debug_functions(void (*m)(void *,int,const char *,int,int),
                                    void (*r)(void *,void *,int,const char *,int,int),
                                    void (*f)(void *,int),
@@ -142,17 +194,42 @@ int CRYPTO_set_mem_debug_functions(void (*m)(void *,int,const char *,int,int),
         return 1;
         }
 
+
 void CRYPTO_get_mem_functions(void *(**m)(size_t), void *(**r)(void *, size_t),
         void (**f)(void *))
         {
-        if (m != NULL) *m=malloc_func;
-        if (r != NULL) *r=realloc_func;
+        if (m != NULL) *m = (malloc_ex_func == default_malloc_ex) ? 
+                             malloc_func : 0;
+        if (r != NULL) *r = (realloc_ex_func == default_realloc_ex) ? 
+                             realloc_func : 0;
+        if (f != NULL) *f=free_func;
+        }
+
+void CRYPTO_get_mem_ex_functions(
+        void *(**m)(size_t,const char *,int),
+        void *(**r)(void *, size_t,const char *,int),
+        void (**f)(void *))
+        {
+        if (m != NULL) *m = (malloc_ex_func != default_malloc_ex) ?
+                            malloc_ex_func : 0;
+        if (r != NULL) *r = (realloc_ex_func != default_realloc_ex) ?
+                            realloc_ex_func : 0;
         if (f != NULL) *f=free_func;
         }
 
 void CRYPTO_get_locked_mem_functions(void *(**m)(size_t), void (**f)(void *))
         {
-        if (m != NULL) *m=malloc_locked_func;
+        if (m != NULL) *m = (malloc_locked_ex_func == default_malloc_locked_ex) ? 
+                             malloc_locked_func : 0;
+        if (f != NULL) *f=free_locked_func;
+        }
+
+void CRYPTO_get_locked_mem_ex_functions(
+        void *(**m)(size_t,const char *,int),
+        void (**f)(void *))
+        {
+        if (m != NULL) *m = (malloc_locked_ex_func != default_malloc_locked_ex) ?
+                            malloc_locked_ex_func : 0;
         if (f != NULL) *f=free_locked_func;
         }
 
@@ -180,9 +257,9 @@ void *CRYPTO_malloc_locked(int num, const char *file, int line)
                 allow_customize_debug = 0;
                 malloc_debug_func(NULL, num, file, line, 0);
                 }
-        ret = malloc_locked_func(num);
-#ifdef LEVITTE_DEBUG
-        fprintf(stderr, "LEVITTE_DEBUG:         > 0x%p (%d)\n", ret, num);
+        ret = malloc_locked_ex_func(num,file,line);
+#ifdef LEVITTE_DEBUG_MEM
+        fprintf(stderr, "LEVITTE_DEBUG_MEM:         > 0x%p (%d)\n", ret, num);
 #endif
         if (malloc_debug_func != NULL)
                 malloc_debug_func(ret, num, file, line, 1);
@@ -194,8 +271,8 @@ void CRYPTO_free_locked(void *str)
         {
         if (free_debug_func != NULL)
                 free_debug_func(str, 0);
-#ifdef LEVITTE_DEBUG
-        fprintf(stderr, "LEVITTE_DEBUG:         < 0x%p\n", str);
+#ifdef LEVITTE_DEBUG_MEM
+        fprintf(stderr, "LEVITTE_DEBUG_MEM:         < 0x%p\n", str);
 #endif
         free_locked_func(str);
         if (free_debug_func != NULL)
@@ -212,9 +289,9 @@ void *CRYPTO_malloc(int num, const char *file, int line)
                 allow_customize_debug = 0;
                 malloc_debug_func(NULL, num, file, line, 0);
                 }
-        ret = malloc_func(num);
-#ifdef LEVITTE_DEBUG
-        fprintf(stderr, "LEVITTE_DEBUG:         > 0x%p (%d)\n", ret, num);
+        ret = malloc_ex_func(num,file,line);
+#ifdef LEVITTE_DEBUG_MEM
+        fprintf(stderr, "LEVITTE_DEBUG_MEM:         > 0x%p (%d)\n", ret, num);
 #endif
         if (malloc_debug_func != NULL)
                 malloc_debug_func(ret, num, file, line, 1);
@@ -228,9 +305,9 @@ void *CRYPTO_realloc(void *str, int num, const char *file, int line)
 
         if (realloc_debug_func != NULL)
                 realloc_debug_func(str, NULL, num, file, line, 0);
-        ret = realloc_func(str,num);
-#ifdef LEVITTE_DEBUG
-        fprintf(stderr, "LEVITTE_DEBUG:         | 0x%p -> 0x%p (%d)\n", str, ret, num);
+        ret = realloc_ex_func(str,num,file,line);
+#ifdef LEVITTE_DEBUG_MEM
+        fprintf(stderr, "LEVITTE_DEBUG_MEM:         | 0x%p -> 0x%p (%d)\n", str, ret, num);
 #endif
         if (realloc_debug_func != NULL)
                 realloc_debug_func(str, ret, num, file, line, 1);
@@ -242,8 +319,8 @@ void CRYPTO_free(void *str)
         {
         if (free_debug_func != NULL)
                 free_debug_func(str, 0);
-#ifdef LEVITTE_DEBUG
-        fprintf(stderr, "LEVITTE_DEBUG:         < 0x%p\n", str);
+#ifdef LEVITTE_DEBUG_MEM
+        fprintf(stderr, "LEVITTE_DEBUG_MEM:         < 0x%p\n", str);
 #endif
         free_func(str);
         if (free_debug_func != NULL)