From: Eugene Crosser <Eugene.Crosser@ru.ibm.com>
Date: Tue, 29 Oct 2013 16:49:24 +0000 (+0400)
Subject: proto tomcrypt
X-Git-Url: http://www.average.org/gitweb/?p=pam_pcsc_cr.git;a=commitdiff_plain;h=5a0ef35c9d77bedabd249fb7f47d94a6f54b5082;hp=582620961e80e33514b39ab76648be761fd55368

proto tomcrypt
---

diff --git a/tom_crypto.c b/tom_crypto.c
index e69de29..cdb02d0 100644
--- a/tom_crypto.c
+++ b/tom_crypto.c
@@ -0,0 +1,47 @@
+#include <tomcrypt.h>
+
+#include "crypto_if.h"
+
+static int tom_encrypt(void *pt, int ptlen, void *key, int keylen,
+			void *ct, int *ctlen)
+{
+	symmentric_cbc cbc;
+	unsigned char iv[16] = {0};
+	int index, err;
+
+	if ((index = register_cipher(&aes_desc)) == -1) return -1;
+	// if ((index = find_cipher("aes")) == -1) return -1;
+	cipher = cipher_descriptor[index];
+	if ((err = cbc_start(index, iv, key, keylen, 0, &cbc)) != CRYPT_OK)
+		return err;
+	if ((err = cbc_encrypt(pt, ct, ptlen, &cbc)) != CRYPT_OK)
+		return err;
+	if ((err = cbc_done(&cbc)) != CRYPT_OK)
+		return err;
+	if ((err = unregister_cipher(&aes_desc)) != CRYPT_OK)
+		return err;
+	return 0;
+}
+
+static int tom_decrypt()
+{
+	return 0;
+}
+
+static int tom_hash()
+{
+	return 0;
+}
+
+static int tom_hmac()
+{
+	return 0;
+}
+
+struct crypto_interface tom_crypto_if = {
+	.name		= "tomcrypt",
+	.encrypt	= tom_encrypt,
+	.decrypt	= tom_decrypt,
+	.hash		= tom_hash,
+	.hmac		= tom_hmac,
+};