ringct: import of Shen Noether's ring confidential transactions

1 files changed, 3 insertions, 3 deletions

diff --git a/src/crypto/keccak.c b/src/crypto/keccak.c
index 3ee2a887c..090d563a2 100644
--- a/src/crypto/keccak.c
+++ b/src/crypto/keccak.c
@@ -73,11 +73,11 @@ void keccakf(uint64_t st[25], int rounds)
 // compute a keccak hash (md) of given byte length from "in"
 typedef uint64_t state_t[25];
 
-int keccak(const uint8_t *in, int inlen, uint8_t *md, int mdlen)
+int keccak(const uint8_t *in, size_t inlen, uint8_t *md, int mdlen)
 {
     state_t st;
     uint8_t temp[144];
-    int i, rsiz, rsizw;
+    size_t i, rsiz, rsizw;
 
     rsiz = sizeof(state_t) == mdlen ? HASH_DATA_AREA : 200 - 2 * mdlen;
     rsizw = rsiz / 8;
@@ -106,7 +106,7 @@ int keccak(const uint8_t *in, int inlen, uint8_t *md, int mdlen)
     return 0;
 }
 
-void keccak1600(const uint8_t *in, int inlen, uint8_t *md)
+void keccak1600(const uint8_t *in, size_t inlen, uint8_t *md)
 {
     keccak(in, inlen, md, sizeof(state_t));
 }