X-Git-Url: http://git.silcnet.org/gitweb/?p=silc.git;a=blobdiff_plain;f=lib%2Fsilcutil%2Fsilcmemory.c;h=93fd8751e8334a593817bb3079004da40d829e07;hp=e5ebae567a4d0767611fb80239735f5545a02472;hb=382d15d447b7a95390decfa783836ae4fe255b3d;hpb=89b07a460a554eb5173fe07f09b8c51c31d53e29

diff --git a/lib/silcutil/silcmemory.c b/lib/silcutil/silcmemory.c
index e5ebae56..93fd8751 100644
--- a/lib/silcutil/silcmemory.c
+++ b/lib/silcutil/silcmemory.c
@@ -1,84 +1,54 @@
 /*
 
-  silcmemory.c
+  silcmemory.c 
 
-  Author: Pekka Riikonen <priikone@poseidon.pspt.fi>
+  Author: Pekka Riikonen <priikone@silcnet.org>
 
-  Copyright (C) 1999 - 2000 Pekka Riikonen
+  Copyright (C) 1999 - 2002 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
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-  
+  the Free Software Foundation; version 2 of the License.
+
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
 
 */
-/*
- * $Id$
- * $Log$
- * Revision 1.1  2000/09/13 17:45:16  priikone
- * 	Splitted SILC core library. Core library includes now only
- * 	SILC protocol specific stuff. New utility library includes the
- * 	old stuff from core library that is more generic purpose stuff.
- *
- * Revision 1.2  2000/07/05 06:05:56  priikone
- * 	Assert if system is out of memory.
- *
- * Revision 1.1.1.1  2000/06/27 11:36:55  priikone
- * 	Imported from internal CVS/Added Log headers.
- *
- *
- */
+/* $Id$ */
 
 #include "silcincludes.h"
 
+#ifndef SILC_STACKTRACE
+
+#define SILC_MAX_ALLOC (1024 * 1024L * 1024L)
+
 void *silc_malloc(size_t size)
 {
   void *addr;
-#ifdef HAVE_MLOCK
+  assert(size >= 0 && size <= SILC_MAX_ALLOC);
   addr = malloc(size);
   assert(addr != NULL);
-  mlock(addr, size);
   return addr;
-#else
-  addr = malloc(size);
-  assert(addr != NULL);
-  return addr;
-#endif
 }
 
 void *silc_calloc(size_t items, size_t size)
 {
   void *addr;
-#ifdef HAVE_MLOCK
+  assert(size * items >= 0 && size * items <= SILC_MAX_ALLOC);
   addr = calloc(items, size);
   assert(addr != NULL);
-  mlock(addr, size);
   return addr;
-#else
-  addr = calloc(items, size);
-  assert(addr != NULL);
-  return addr;
-#endif
 }
 
 void *silc_realloc(void *ptr, size_t size)
 {
   void *addr;
-#ifdef HAVE_MLOCK
+  assert(size >= 0 && size <= SILC_MAX_ALLOC);
   addr = realloc(ptr, size);
   assert(addr != NULL);
-  mlock(addr, size);
   return addr;
-#else
-  addr = realloc(ptr, size);
-  assert(addr != NULL);
-  return addr;
-#endif
 }
 
 void silc_free(void *ptr)
@@ -86,9 +56,14 @@ void silc_free(void *ptr)
   free(ptr);
 }
 
+void *silc_memdup(const void *ptr, size_t size)
+{
+  unsigned char *addr;
+  addr = silc_malloc(size + 1);
+  assert(addr != NULL);
+  memcpy((void *)addr, ptr, size);
+  addr[size] = '\0';
+  return (void *)addr;
+}
 
-
-
-
-
-
+#endif /* !SILC_STACKTRACE */