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Hash Type selection changes to ecc.c.

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This commit is contained in:
aidan garske
2024-07-16 11:12:29 -07:00
parent f91d0a2925
commit 96af77d757
1 changed files with 8 additions and 4 deletions
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12
wolfcrypt/src/ecc.c
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@ -7536,8 +7536,9 @@ int wc_ecc_gen_deterministic_k(const byte* hash, word32 hashSz,
byte *x = NULL; byte *x = NULL;
mp_int *z1 = NULL; mp_int *z1 = NULL;
#endif #endif
word32 qbits = 0, xSz, VSz, KSz, h1len, qLen; word32 xSz, VSz, KSz, h1len, qLen;
byte intOct; byte intOct;
word32 qbits = 0;
if (hash == NULL || k == NULL || order == NULL) { if (hash == NULL || k == NULL || order == NULL) {
return BAD_FUNC_ARG; return BAD_FUNC_ARG;
@ -7550,15 +7551,18 @@ int wc_ecc_gen_deterministic_k(const byte* hash, word32 hashSz,
/* if none is provided then detect has type based on hash size */ /* if none is provided then detect has type based on hash size */
if (hashType == WC_HASH_TYPE_NONE) { if (hashType == WC_HASH_TYPE_NONE) {
if (hashSz >= 64) { if (hashSz == 64) {
hashType = WC_HASH_TYPE_SHA512; hashType = WC_HASH_TYPE_SHA512;
} }
else if (hashSz >= 48) { else if (hashSz == 48) {
hashType = WC_HASH_TYPE_SHA384; hashType = WC_HASH_TYPE_SHA384;
} }
else { else if (hashSz ==32) {
hashType = WC_HASH_TYPE_SHA256; hashType = WC_HASH_TYPE_SHA256;
} }
else {
return BAD_FUNC_ARG;
}
} }
if (mp_unsigned_bin_size(priv) > MAX_ECC_BYTES) { if (mp_unsigned_bin_size(priv) > MAX_ECC_BYTES) {