propagate from branch 'au.asn.ucc.matt.ltm.dropbear' (head 2af95f00ebd5bb7a28b3817db1218442c935388e)

            to branch 'au.asn.ucc.matt.dropbear' (head ecd779509ef23a8cdf64888904fc9b31d78aa933)

--HG--
extra : convert_revision : d26d5eb2837f46b56a33fb0e7573aa0201abd4d5

1 files changed, 43 insertions, 0 deletions

diff --git a/libtomcrypt/src/mac/hmac/hmac_process.c b/libtomcrypt/src/mac/hmac/hmac_process.c
new file mode 100644
index 0000000..04b5ee2
--- /dev/null
+++ b/libtomcrypt/src/mac/hmac/hmac_process.c
@@ -0,0 +1,43 @@
+/* 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, tomstdenis@gmail.com, http://libtomcrypt.com
+ */
+#include "tomcrypt.h"
+
+/**
+  @file hmac_process.c
+  HMAC support, process data, Tom St Denis/Dobes Vandermeer
+*/
+
+#ifdef LTC_HMAC
+
+/** 
+  Process data through HMAC
+  @param hmac    The hmac state
+  @param in      The data to send through HMAC
+  @param inlen   The length of the data to HMAC (octets)
+  @return CRYPT_OK if successful
+*/
+int hmac_process(hmac_state *hmac, const unsigned char *in, unsigned long inlen)
+{
+    int err;
+    LTC_ARGCHK(hmac != NULL);
+    LTC_ARGCHK(in != NULL);
+    if ((err = hash_is_valid(hmac->hash)) != CRYPT_OK) {
+        return err;
+    }
+    return hash_descriptor[hmac->hash].process(&hmac->md, in, inlen);
+}
+
+#endif
+
+
+/* $Source: /cvs/libtom/libtomcrypt/src/mac/hmac/hmac_process.c,v $ */
+/* $Revision: 1.5 $ */
+/* $Date: 2006/11/03 00:39:49 $ */