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| author | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2013-09-07 11:52:05 +0300 |
|---|---|---|
| committer | Jussi Kivilinna <jussi.kivilinna@iki.fi> | 2013-09-07 11:52:05 +0300 |
| commit | 38a038a135d82231eff9d84f1ae3c4a25c6a5e75 (patch) | |
| tree | 29ef40b903106b9d49fdbe1950a1b90f1240d1f7 /cipher/scrypt.c | |
| parent | f7135e299e659d78906aac3dfdf30f380b5cf9c6 (diff) | |
| download | libgcrypt-38a038a135d82231eff9d84f1ae3c4a25c6a5e75.tar.gz | |
scrypt: fix for big-endian systems
* cipher/scrypt.c (_salsa20_core): Fix endianess issues.
--
On big-endian systems 'tests/t-kdf' was failing scrypt tests. Patch fixes the
issue.
Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi>
Diffstat (limited to 'cipher/scrypt.c')
| -rw-r--r-- | cipher/scrypt.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/cipher/scrypt.c b/cipher/scrypt.c index 06196d62..9e29288a 100644 --- a/cipher/scrypt.c +++ b/cipher/scrypt.c @@ -107,7 +107,9 @@ _salsa20_core(u32 *dst, const u32 *src, unsigned rounds) assert ( (rounds & 1) == 0); - memcpy (x, src, sizeof(x)); + for (i = 0; i < SALSA20_INPUT_LENGTH; i++) + x[i] = LE_SWAP32(src[i]); + for (i = 0; i < rounds;i += 2) { QROUND(x[0], x[4], x[8], x[12]); @@ -123,8 +125,8 @@ _salsa20_core(u32 *dst, const u32 *src, unsigned rounds) for (i = 0; i < SALSA20_INPUT_LENGTH; i++) { - u32 t = x[i] + src[i]; - dst[i] = LE_SWAP32 (t); + u32 t = x[i] + LE_SWAP32(src[i]); + dst[i] = LE_SWAP32(t); } } |