diff libtomcrypt/src/math/multi.c @ 399:a707e6148060

merge of '5fdf69ca60d1683cdd9f4c2595134bed26394834' and '6b61c50f4cf888bea302ac8fcf5dbb573b443251'
author Matt Johnston <matt@ucc.asn.au>
date Sat, 03 Feb 2007 08:20:34 +0000
parents 0cbe8f6dbf9e
children f849a5ca2efc
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line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libtomcrypt/src/math/multi.c	Sat Feb 03 08:20:34 2007 +0000
@@ -0,0 +1,61 @@
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ *
+ * Tom St Denis, [email protected], http://libtomcrypt.com
+ */
+#include "tomcrypt.h"
+
+#ifdef MPI
+#include <stdarg.h>
+
+int ltc_init_multi(void **a, ...)
+{
+   void    **cur = a;
+   int       np  = 0;
+   va_list   args;
+
+   va_start(args, a);
+   while (cur != NULL) {
+       if (mp_init(cur) != CRYPT_OK) {
+          /* failed */
+          va_list clean_list;
+
+          va_start(clean_list, a);
+          cur = a;
+          while (np--) {
+              mp_clear(*cur);
+              cur = va_arg(clean_list, void**);
+          }
+          va_end(clean_list);
+          return CRYPT_MEM;
+       }
+       ++np;
+       cur = va_arg(args, void**);
+   }
+   va_end(args);
+   return CRYPT_OK;   
+}
+
+void ltc_deinit_multi(void *a, ...)
+{
+   void     *cur = a;
+   va_list   args;
+
+   va_start(args, a);
+   while (cur != NULL) {
+       mp_clear(cur);
+       cur = va_arg(args, void *);
+   }
+   va_end(args);
+}
+
+#endif
+
+/* $Source: /cvs/libtom/libtomcrypt/src/math/multi.c,v $ */
+/* $Revision: 1.5 $ */
+/* $Date: 2006/03/31 14:15:35 $ */