adjusting test system uart reference

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

diff --git a/entropium/entropium.c b/entropium/entropium.c
index ed56607e2bb9af802f19c96095667897e6dbc242..182cd2f15a7fa3d9ba2cab5ccb967e108af5eec4 100644 (file)
--- a/entropium/entropium.c
+++ b/entropium/entropium.c
@@ -65,7 +65,7 @@ uint32_t rndCore[16];
  * 
  * we simply first "hash" rndCore, then entropy.
  */
-void entropium_addEntropy(unsigned length_b, const void* data){
+void entropium_addEntropy(unsigned length_b, const void *data){
        sha256_ctx_t s;
        static uint8_t offset=0; /* selects if higher or lower half gets updated */
        sha256_init(&s);
@@ -87,7 +87,7 @@ void entropium_addEntropy(unsigned length_b, const void* data){
 
 void entropium_getRandomBlock(void *b){
        sha256_ctx_t s;
-       uint8_t offset=8;
+       static uint8_t offset=8;
        
        sha256_init(&s);
        sha256_lastBlock(&s, rndCore, 512); /* remeber the byte order! */
@@ -116,7 +116,7 @@ uint8_t entropium_getRandomByte(void){
        return block[i++];
 }
 
-void entropium_fillBlockRandom(void* block, unsigned length_B){
+void entropium_fillBlockRandom(void *block, unsigned length_B){
        while(length_B>ENTROPIUM_RANDOMBLOCK_SIZE){
                entropium_getRandomBlock(block);
                block = (uint8_t*)block + ENTROPIUM_RANDOMBLOCK_SIZE;