make process changed and modularised

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

diff --git a/seed.c b/seed.c
index 8568fdf30fe62ed1bd97c497196b08113cc7de0c..f0c3a8535cb83f42fd401e8d610c2bad814e61d4 100644 (file)
--- a/seed.c
+++ b/seed.c
@@ -49,9 +49,9 @@ uint32_t bigendian_sum32(uint32_t a, uint32_t b);/*{
        changeendian32(&a);
        return a;
 }
-
+*/
 /******************************************************************************/
-static
+/* static */
 uint32_t bigendian_sub32(uint32_t a, uint32_t b);/*{
        changeendian32(&a);
        changeendian32(&b);
@@ -59,7 +59,7 @@ uint32_t bigendian_sub32(uint32_t a, uint32_t b);/*{
        changeendian32(&a);
        return a;
 }
-
+*/
 /******************************************************************************/
 static inline
 uint64_t bigendian_rotl8_64(uint64_t a){
@@ -144,6 +144,7 @@ keypair_t getnextkeys(uint32_t *keystate, uint8_t curround){
        keypair_t ret;
        if (curround>15){
                /* ERROR */
+               ret.k0 = ret.k1 = 0;
        } else {
        /*      ret.k0 = g_function(keystate[0] + keystate[2] - pgm_read_dword(&(seed_kc[curround])));
                ret.k1 = g_function(keystate[1] - keystate[3] + pgm_read_dword(&(seed_kc[curround]))); */
@@ -172,6 +173,7 @@ keypair_t getprevkeys(uint32_t *keystate, uint8_t curround){
        keypair_t ret;
        if (curround>15){
                /* ERROR */
+               ret.k0 = ret.k1 = 0;
        } else {
                if (curround & 1){
                        /* odd round (1,3,5, ..., 15) */