diff options
| -rw-r--r-- | networking/tls_fe.c | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/networking/tls_fe.c b/networking/tls_fe.c index f235082f5..10971bbff 100644 --- a/networking/tls_fe.c +++ b/networking/tls_fe.c @@ -43,17 +43,13 @@ typedef uint32_t word32; #if 0 //UNUSED static void fprime_copy(byte *x, const byte *a) { - int i; - for (i = 0; i < F25519_SIZE; i++) - x[i] = a[i]; + memcpy(x, a, F25519_SIZE); } #endif static void lm_copy(byte* x, const byte* a) { - int i; - for (i = 0; i < F25519_SIZE; i++) - x[i] = a[i]; + memcpy(x, a, F25519_SIZE); } #if 0 //UNUSED @@ -200,7 +196,7 @@ static void fe_load(byte *x, word32 c) static void fe_normalize(byte *x) { byte minusp[F25519_SIZE]; - word16 c; + unsigned c; int i; /* Reduce using 2^255 = 19 mod p */ @@ -219,13 +215,13 @@ static void fe_normalize(byte *x) */ c = 19; - for (i = 0; i + 1 < F25519_SIZE; i++) { + for (i = 0; i < F25519_SIZE - 1; i++) { c += x[i]; minusp[i] = (byte)c; c >>= 8; } - c += ((word16)x[i]) - 128; + c += ((unsigned)x[i]) - 128; minusp[31] = (byte)c; /* Load x-p if no underflow */ @@ -234,13 +230,13 @@ static void fe_normalize(byte *x) static void lm_add(byte* r, const byte* a, const byte* b) { - word16 c = 0; + unsigned c = 0; int i; /* Add */ for (i = 0; i < F25519_SIZE; i++) { c >>= 8; - c += ((word16)a[i]) + ((word16)b[i]); + c += ((unsigned)a[i]) + ((unsigned)b[i]); r[i] = (byte)c; } |