Added SILC errno API. Added SilcResult, generic error code and

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

diff --git a/lib/silcutil/silcmemory.c b/lib/silcutil/silcmemory.c
index 067cf1a38da069755112078a6d059a84287e876f..ec8eb1e39be41c7d7f214e0ba7ff21969d50334d 100644 (file)
--- a/lib/silcutil/silcmemory.c
+++ b/lib/silcutil/silcmemory.c
@@ -27,26 +27,40 @@
 void *silc_malloc(size_t size)
 {
   void *addr;
+
   if (silc_unlikely(size <= 0 || size >= SILC_MAX_ALLOC)) {
-    SILC_LOG_ERROR(("Invalid memory allocation, allocation by %x", size));
+    if (size == 0)
+      silc_set_errno_nofail(SILC_ERR_ZERO_ALLOCATION);
+    else
+      silc_set_errno_reason_nofail(SILC_ERR_TOO_LARGE_ALLOCATION,
+                                  "Allocation by %d", size);
     return NULL;
   }
+
   addr = malloc(size);
   if (silc_unlikely(!addr))
-    SILC_LOG_ERROR(("System out of memory"));
+    silc_set_errno_nofail(SILC_ERR_OUT_OF_MEMORY);
+
   return addr;
 }
 
 void *silc_calloc(size_t items, size_t size)
 {
   void *addr;
+
   if (silc_unlikely(size * items <= 0 || size * items >= SILC_MAX_ALLOC)) {
-    SILC_LOG_ERROR(("Invalid memory allocation, allocation by %x", size));
+    if (size == 0)
+      silc_set_errno_nofail(SILC_ERR_ZERO_ALLOCATION);
+    else
+      silc_set_errno_reason_nofail(SILC_ERR_TOO_LARGE_ALLOCATION,
+                                  "Allocation by %d", size);
     return NULL;
   }
+
   addr = calloc(items, size);
   if (silc_unlikely(!addr))
-    SILC_LOG_ERROR(("System out of memory"));
+    silc_set_errno_nofail(SILC_ERR_OUT_OF_MEMORY);
+
   return addr;
 }
 
@@ -54,12 +68,18 @@ void *silc_realloc(void *ptr, size_t size)
 {
   void *addr;
   if (silc_unlikely(size <= 0 || size >= SILC_MAX_ALLOC)) {
-    SILC_LOG_ERROR(("Invalid memory allocation, allocation by %x", size));
+    if (size == 0)
+      silc_set_errno_nofail(SILC_ERR_ZERO_ALLOCATION);
+    else
+      silc_set_errno_reason_nofail(SILC_ERR_TOO_LARGE_ALLOCATION,
+                                  "Allocation by %d", size);
     return NULL;
   }
+
   addr = realloc(ptr, size);
   if (silc_unlikely(!addr))
-    SILC_LOG_ERROR(("System out of memory"));
+    silc_set_errno_nofail(SILC_ERR_OUT_OF_MEMORY);
+
   return addr;
 }
 
@@ -71,9 +91,10 @@ void silc_free(void *ptr)
 void *silc_memdup(const void *ptr, size_t size)
 {
   unsigned char *addr;
+
   addr = silc_malloc(size + 1);
   if (silc_unlikely(!addr)) {
-    SILC_LOG_ERROR(("System out of memory"));
+    silc_set_errno_nofail(SILC_ERR_OUT_OF_MEMORY);
     return NULL;
   }
   memcpy((void *)addr, ptr, size);
@@ -81,6 +102,11 @@ void *silc_memdup(const void *ptr, size_t size)
   return (void *)addr;
 }
 
+char *silc_strdup(const char *str)
+{
+  return silc_memdup(str, strlen(str));
+}
+
 #endif /* !SILC_STACKTRACE */
 
 /* SilcStack aware routines */