diff src/pk/pkcs1/pkcs_1_os2ip.c @ 191:1c15b283127b libtomcrypt-orig

Import of libtomcrypt 1.02 with manual path rename rearrangement etc
author Matt Johnston <matt@ucc.asn.au>
date Fri, 06 May 2005 13:23:02 +0000
parents
children 39d5d58461d6
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pk/pkcs1/pkcs_1_os2ip.c	Fri May 06 13:23:02 2005 +0000
@@ -0,0 +1,37 @@
+/* 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.org
+ */
+#include "tomcrypt.h"
+
+/** 
+  @file pkcs_1_os2ip.c
+  Octet to Integer OS2IP, Tom St Denis 
+*/
+#ifdef PKCS_1
+
+/**
+  Read a binary string into an mp_int
+  @param n          [out] The mp_int destination
+  @param in         The binary string to read
+  @param inlen      The length of the binary string
+  @return CRYPT_OK if successful
+*/
+int pkcs_1_os2ip(mp_int *n, unsigned char *in, unsigned long inlen)
+{
+   int err;
+   /* read it */
+   if ((err = mp_read_unsigned_bin(n, in, inlen)) != MP_OKAY) {
+      return mpi_to_ltc_error(err);
+   }
+   return CRYPT_OK;
+}
+
+#endif /* PKCS_1 */
+