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scrypt_nosse: Remove the 64-bit version of blkxor()

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It broke strict aliasing.

Also remove ARCH_BITS that is not required any longer.

Fixes #1301
This commit is contained in:
Frank Denis 2023-08-31 23:23:30 +02:00
parent 9e42094343
commit 6256e097c9
2 changed files with 0 additions and 14 deletions
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6
src/libsodium/crypto_pwhash/scryptsalsa208sha256/crypto_scrypt.h
View File

@ -34,12 +34,6 @@
#include <stddef.h>
#include <stdint.h>
#if SIZE_MAX > 0xffffffffULL
#define ARCH_BITS 64
#else
#define ARCH_BITS 32
#endif
#define crypto_pwhash_scryptsalsa208sha256_STRPREFIXBYTES 14
#define crypto_pwhash_scryptsalsa208sha256_STRSETTINGBYTES 57
#define crypto_pwhash_scryptsalsa208sha256_STRSALTBYTES 32

8
src/libsodium/crypto_pwhash/scryptsalsa208sha256/nosse/pwhash_scryptsalsa208sha256_nosse.c
View File

@ -49,17 +49,9 @@ blkxor(uint32_t *dest, const uint32_t *src, size_t len)
{
size_t i;
#if ARCH_BITS == 32
for (i = 0; i < len * 16; i++) {
dest[i] ^= src[i];
}
#else
uint64_t *dest_ = (uint64_t *) (void *) dest;
const uint64_t *src_ = (const uint64_t *) (const void *) src;
for (i = 0; i < len * 8; i++) {
dest_[i] ^= src_[i];
}
#endif
}
/*