even more serpent in asm

[avr-crypto-lib.git] / serpent.c

diff --git a/serpent.c b/serpent.c
index 4960664669ec1fe8a4647604b3ac2233434a71fc..7af779dcfaf4deb7e7e26b069992c274c56b68cd 100644 (file)
--- a/serpent.c
+++ b/serpent.c
@@ -91,14 +91,15 @@ static uint32_t serpent_gen_w(uint32_t * b, uint8_t i){
        return ret;
 } 
 */
-void serpent_init(const void* key, uint16_t keysize, serpent_ctx_t* ctx){
+#if 0
+void serpent_init(const void* key, uint16_t keysize_b, serpent_ctx_t* ctx){
        uint32_t buffer[8];
        uint8_t i,j;
-       if(keysize<256){
+       if(keysize_b<256){
                /* keysize is less than 256 bit, padding needed */
                memset(buffer, 0, 32);
-               memcpy(buffer, key, (keysize+7)/8);
-               ((uint8_t*)buffer)[keysize/8] |= 1<<(keysize%8);
+               memcpy(buffer, key, (keysize_b+7)/8);
+               ((uint8_t*)buffer)[keysize_b/8] |= 1<<(keysize_b%8);
        } else {
                /* keysize is 256 bit */
                memcpy(buffer, key, 32); 
@@ -114,7 +115,7 @@ void serpent_init(const void* key, uint16_t keysize, serpent_ctx_t* ctx){
                sbox128(ctx->k[i],3-i);
        }
 }
-
+#endif
 
 void serpent_enc(void* buffer, const serpent_ctx_t* ctx){
        uint8_t i;