make update

[oweals/openssl.git] / crypto / mem.c

diff --git a/crypto/mem.c b/crypto/mem.c
index 43d48ab425707d2d08c289e47f597fc32e9bb955..159e143c09cbe4a20b96f2ffca20afe9194b06c5 100644 (file)
--- a/crypto/mem.c
+++ b/crypto/mem.c
@@ -121,10 +121,11 @@ static void (*set_debug_options_func)(long) = NULL;
 static long (*get_debug_options_func)(void) = NULL;
 #endif
 
-
 int CRYPTO_set_mem_functions(void *(*m)(size_t), void *(*r)(void *, size_t),
        void (*f)(void *))
        {
+       /* Dummy call just to ensure OPENSSL_init() gets linked in */
+       OPENSSL_init();
        if (!allow_customize)
                return 0;
        if ((m == 0) || (r == 0) || (f == 0))
@@ -253,10 +254,12 @@ void *CRYPTO_malloc_locked(int num, const char *file, int line)
 
        if (num <= 0) return NULL;
 
-       allow_customize = 0;
+       if(allow_customize)
+               allow_customize = 0;
        if (malloc_debug_func != NULL)
                {
-               allow_customize_debug = 0;
+               if(allow_customize_debug)
+                       allow_customize_debug = 0;
                malloc_debug_func(NULL, num, file, line, 0);
                }
        ret = malloc_locked_ex_func(num,file,line);
@@ -297,10 +300,12 @@ void *CRYPTO_malloc(int num, const char *file, int line)
 
        if (num <= 0) return NULL;
 
-       allow_customize = 0;
+       if(allow_customize)
+               allow_customize = 0;
        if (malloc_debug_func != NULL)
                {
-               allow_customize_debug = 0;
+               if(allow_customize_debug)
+                       allow_customize_debug = 0;
                malloc_debug_func(NULL, num, file, line, 0);
                }
        ret = malloc_ex_func(num,file,line);
@@ -322,6 +327,13 @@ void *CRYPTO_malloc(int num, const char *file, int line)
 
        return ret;
        }
+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;
+       }
 
 void *CRYPTO_realloc(void *str, int num, const char *file, int line)
        {
@@ -354,6 +366,10 @@ void *CRYPTO_realloc_clean(void *str, int old_len, int num, const char *file,
 
        if (num <= 0) return NULL;
 
+       /* We don't support shrinking the buffer. Note the memcpy that copies
+        * |old_len| bytes to the new buffer, below. */
+       if (num < old_len) return NULL;
+
        if (realloc_debug_func != NULL)
                realloc_debug_func(str, NULL, num, file, line, 0);
        ret=malloc_ex_func(num,file,line);