From dfb9d9ca27a89a0457cf5a1de9dfdf9ad869a77d Mon Sep 17 00:00:00 2001 From: Pekka Riikonen Date: Sat, 30 Nov 2002 08:45:11 +0000 Subject: [PATCH] Max allocation checks. --- lib/silcutil/silcmemory.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/lib/silcutil/silcmemory.c b/lib/silcutil/silcmemory.c index e2e455a9..c8503c78 100644 --- a/lib/silcutil/silcmemory.c +++ b/lib/silcutil/silcmemory.c @@ -22,9 +22,12 @@ #ifndef SILC_STACKTRACE +#define SILC_MAX_ALLOC (1024L * 1024L * 1024L * 2) + void *silc_malloc(size_t size) { void *addr; + assert(size <= SILC_MAX_ALLOC); addr = malloc(size); assert(addr != NULL); return addr; @@ -33,6 +36,7 @@ void *silc_malloc(size_t size) void *silc_calloc(size_t items, size_t size) { void *addr; + assert(size <= SILC_MAX_ALLOC); addr = calloc(items, size); assert(addr != NULL); return addr; @@ -41,6 +45,7 @@ void *silc_calloc(size_t items, size_t size) void *silc_realloc(void *ptr, size_t size) { void *addr; + assert(size <= SILC_MAX_ALLOC); addr = realloc(ptr, size); assert(addr != NULL); return addr; @@ -53,7 +58,9 @@ void silc_free(void *ptr) void *silc_memdup(const void *ptr, size_t size) { - unsigned char *addr = silc_malloc(size + 1); + unsigned char *addr; + assert(size <= SILC_MAX_ALLOC); + addr = silc_malloc(size + 1); assert(addr != NULL); memcpy((void *)addr, ptr, size); addr[size] = '\0'; -- 2.43.0