diff libtomcrypt/src/pk/ecc/ecc_sizes.c @ 415:8b9aba1d5fa4 channel-fix

merge of '73fe066c5d9e2395354ba74756124d45c978a04d' and 'f5014cc84558f1e8eba42dbecf9f72f94bfe6134'
author Matt Johnston <matt@ucc.asn.au>
date Tue, 06 Feb 2007 16:00:18 +0000
parents 0cbe8f6dbf9e
children f849a5ca2efc
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libtomcrypt/src/pk/ecc/ecc_sizes.c	Tue Feb 06 16:00:18 2007 +0000
@@ -0,0 +1,48 @@
+/* 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
+ */
+
+/* Implements ECC over Z/pZ for curve y^2 = x^3 - 3x + b
+ *
+ * All curves taken from NIST recommendation paper of July 1999
+ * Available at http://csrc.nist.gov/cryptval/dss.htm
+ */
+#include "tomcrypt.h"
+
+/**
+  @file ecc_sizes.c
+  ECC Crypto, Tom St Denis
+*/  
+
+#ifdef MECC
+
+void ecc_sizes(int *low, int *high)
+{
+ int i;
+ LTC_ARGCHKVD(low  != NULL);
+ LTC_ARGCHKVD(high != NULL);
+
+ *low = INT_MAX;
+ *high = 0;
+ for (i = 0; ltc_ecc_sets[i].size != 0; i++) {
+     if (ltc_ecc_sets[i].size < *low)  {
+        *low  = ltc_ecc_sets[i].size;
+     }
+     if (ltc_ecc_sets[i].size > *high) {
+        *high = ltc_ecc_sets[i].size;
+     }
+ }
+}
+
+#endif
+/* $Source: /cvs/libtom/libtomcrypt/src/pk/ecc/ecc_sizes.c,v $ */
+/* $Revision: 1.4 $ */
+/* $Date: 2006/06/09 01:38:14 $ */
+