X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=skein%2Fthreefish256_enc_asm.S;h=b4db42f3cafc99e5852ce3d11d2e97f7194ae7ed;hb=eb0cafe05ab4cdf60878dbd81e4ff3712d5150f2;hp=625c8faa91423d80388c3e0ae61b87a11306b993;hpb=bd9d6731486cac11f6b294b3c84681eb65947f3d;p=avr-crypto-lib.git

diff --git a/skein/threefish256_enc_asm.S b/skein/threefish256_enc_asm.S
index 625c8fa..b4db42f 100644
--- a/skein/threefish256_enc_asm.S
+++ b/skein/threefish256_enc_asm.S
@@ -40,7 +40,7 @@ A7 = 21
 #define K(s) (((uint64_t*)key)[(s)])
 #define T(s) (((uint64_t*)tweak)[(s)])
 
-void threefish256_init(void* key, void* tweak, threefish256_ctx_t* ctx){
+void threefish256_init(void *key, void *tweak, threefish256_ctx_t *ctx){
 	memcpy(ctx->k, key, 4*8);
 	memcpy(ctx->t, tweak, 2*8);
 	uint8_t i;
@@ -62,11 +62,20 @@ threefish256_init:
 	movw r30, r20
 	movw r26, r24
 	ldi r24, 4
-	ldi A7, 0x55
-	mov A6, A7
-	movw A4, A6
-	movw A2, A6
+;	ldi A7, 0x55
+;	mov A6, A7
+;	movw A4, A6
+;	movw A2, A6
+;	movw A0, A6
+	ldi A6, 0x22 ; 0x1BD1.1BDA.A9FC.1A22
+	ldi A7, 0x1A
 	movw A0, A6
+	ldi A2, 0xFC
+	ldi A3, 0xA9
+	ldi A4, 0xDA
+	ldi A5, 0x1B
+	ldi A6, 0xD1
+	ldi A7, 0x1B
 1:
 	ld r0, X+
 	st Z+, r0
@@ -171,19 +180,19 @@ threefish256_init:
 /******************************************************************************/
 /*
 #define X(a) (((uint64_t*)data)[(a)])
-void permute_4(void* data){
+void permute_4(void *data){
 	uint64_t t;
 	t = X(1);
 	X(1) = X(3);
 	X(3) = t;
 }
-void add_key_4(void* data, threefish256_ctx_t* ctx, uint8_t s){ / * s: 0..19 * /
+void add_key_4(void *data, threefish256_ctx_t *ctx, uint8_t s){ / * s: 0..19 * /
 	X(0) += ctx->k[(s+0)%5];
 	X(1) += ctx->k[(s+1)%5] + ctx->t[s%3];
 	X(2) += ctx->k[(s+2)%5] + ctx->t[(s+1)%3];
 	X(3) += ctx->k[(s+3)%5] + s;
 }
-void threefish256_enc(void* data, threefish256_ctx_t* ctx){
+void threefish256_enc(void *data, threefish256_ctx_t *ctx){
 	uint8_t i=0,s=0;
 	uint8_t r0[8] = { 5, 36, 13, 58, 26, 53, 11, 59};
 	uint8_t r1[8] = {56, 28, 46, 44, 20, 35, 42, 50};