X-Git-Url: http://www.average.org/gitweb/?p=pam_pcsc_cr.git;a=blobdiff_plain;f=tom_crypto.c;h=79bd2023f800cc15d694d605a1e8f718b21c9b29;hp=e69de29bb2d1d6434b8b29ae775ad8c2e48c5391;hb=5209d095d51e534ca1ca5fc47d637662df9a1eae;hpb=4f3247d992b2d4152da0ebc0daf828c874e0b1f1

diff --git a/tom_crypto.c b/tom_crypto.c
index e69de29..79bd202 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)
+{
+	symmetric_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,
+};