Initial code commit for Toolkit 1.1.

[silc.git] / lib / silcutil / silcmemory.c

diff --git a/lib/silcutil/silcmemory.c b/lib/silcutil/silcmemory.c
index 93fd8751e8334a593817bb3079004da40d829e07..d2a0dba459f9c6bf563dd53e0b95da7e2cc2b734 100644 (file)
--- a/lib/silcutil/silcmemory.c
+++ b/lib/silcutil/silcmemory.c
@@ -1,10 +1,10 @@
 /*
 
-  silcmemory.c 
+  silcmemory.c
 
   Author: Pekka Riikonen <priikone@silcnet.org>
 
-  Copyright (C) 1999 - 2002 Pekka Riikonen
+  Copyright (C) 1999 - 2005 Pekka Riikonen
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -27,27 +27,39 @@
 void *silc_malloc(size_t size)
 {
   void *addr;
-  assert(size >= 0 && size <= SILC_MAX_ALLOC);
+  if (size <= 0 || size >= SILC_MAX_ALLOC) {
+    SILC_LOG_ERROR(("Invalid memory allocation"));
+    return NULL;
+  }
   addr = malloc(size);
-  assert(addr != NULL);
+  if (!addr)
+    SILC_LOG_ERROR(("System out of memory"));
   return addr;
 }
 
 void *silc_calloc(size_t items, size_t size)
 {
   void *addr;
-  assert(size * items >= 0 && size * items <= SILC_MAX_ALLOC);
+  if (size * items <= 0 || size * items >= SILC_MAX_ALLOC) {
+    SILC_LOG_ERROR(("Invalid memory allocation"));
+    return NULL;
+  }
   addr = calloc(items, size);
-  assert(addr != NULL);
+  if (!addr)
+    SILC_LOG_ERROR(("System out of memory"));
   return addr;
 }
 
 void *silc_realloc(void *ptr, size_t size)
 {
   void *addr;
-  assert(size >= 0 && size <= SILC_MAX_ALLOC);
+  if (size <= 0 || size >= SILC_MAX_ALLOC) {
+    SILC_LOG_ERROR(("Invalid memory allocation"));
+    return NULL;
+  }
   addr = realloc(ptr, size);
-  assert(addr != NULL);
+  if (!addr)
+    SILC_LOG_ERROR(("System out of memory"));
   return addr;
 }
 
@@ -60,10 +72,84 @@ void *silc_memdup(const void *ptr, size_t size)
 {
   unsigned char *addr;
   addr = silc_malloc(size + 1);
-  assert(addr != NULL);
+  if (!addr) {
+    SILC_LOG_ERROR(("System out of memory"));
+    return NULL;
+  }
   memcpy((void *)addr, ptr, size);
   addr[size] = '\0';
   return (void *)addr;
 }
 
 #endif /* !SILC_STACKTRACE */
+
+/* SilcStack aware routines */
+
+void *silc_smalloc(SilcStack stack, SilcUInt32 size)
+{
+  return stack ? silc_stack_malloc(stack, size, TRUE) : silc_malloc(size);
+}
+
+void *silc_smalloc_ua(SilcStack stack, SilcUInt32 size)
+{
+  return stack ? silc_stack_malloc(stack, size, FALSE) : silc_malloc(size);
+}
+
+void *silc_scalloc(SilcStack stack, SilcUInt32 items, SilcUInt32 size)
+{
+  unsigned char *addr;
+
+  if (!stack)
+    return silc_calloc(items, size);
+
+  addr = silc_stack_malloc(stack, items * size, TRUE);
+  if (!addr)
+    return NULL;
+  memset(addr, 0, items * size);
+  return (void *)addr;
+}
+
+void *silc_srealloc(SilcStack stack, SilcUInt32 old_size,
+                   void *ptr, SilcUInt32 size)
+{
+  return stack ? silc_stack_realloc(stack, old_size, ptr, size, TRUE) :
+    silc_realloc(ptr, size);
+}
+
+void *silc_srealloc_ua(SilcStack stack, SilcUInt32 old_size,
+                      void *ptr, SilcUInt32 size)
+{
+  return stack ? silc_stack_realloc(stack, old_size, ptr, size, FALSE) :
+    silc_realloc(ptr, size);
+}
+
+void *silc_smemdup(SilcStack stack, const void *ptr, SilcUInt32 size)
+{
+  unsigned char *addr;
+
+  if (!stack)
+    return silc_memdup(ptr, size);
+
+  addr = silc_stack_malloc(stack, size + 1, TRUE);
+  if (!addr)
+    return NULL;
+  memcpy((void *)addr, ptr, size);
+  addr[size] = '\0';
+  return (void *)addr;
+}
+
+char *silc_sstrdup(SilcStack stack, const char *str)
+{
+  SilcInt32 size = strlen(str);
+  char *addr;
+
+  if (!stack)
+    return silc_memdup(str, size);
+
+  addr = silc_stack_malloc(stack, size + 1, FALSE);
+  if (!addr)
+    return NULL;
+  memcpy((void *)addr, str, size);
+  addr[size] = '\0';
+  return addr;
+}