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Adds curve information to public key import for wc_EccPublicKeyDecode. Cleanup to remove the ECC_CHECK_PUBLIC_KEY_OID define. The call to wc_ecc_get_oid does the same check as CheckCurve.

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This commit is contained in:
David Garske
2018-01-29 12:09:12 -08:00
parent d179e442b4
commit 90a3daa887
1 changed files with 8 additions and 13 deletions
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21
wolfcrypt/src/asn.c
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@@ -10548,9 +10548,8 @@ int wc_EccPublicKeyDecode(const byte* input, word32* inOutIdx,
{
int length;
int ret;
#ifdef ECC_CHECK_PUBLIC_KEY_OID
int curve_id = ECC_CURVE_DEF;
word32 oidSum;
#endif
if (input == NULL || inOutIdx == NULL || key == NULL || inSz == 0)
return BAD_FUNC_ARG;
@@ -10566,17 +10565,14 @@ int wc_EccPublicKeyDecode(const byte* input, word32* inOutIdx,
return ret;
/* ecc params information */
#ifdef ECC_CHECK_PUBLIC_KEY_OID
ret = GetObjectId(input, inOutIdx, &oidSum, oidIgnoreType, inSz);
if (ret != 0)
return ret;
if (CheckCurve(oidSum) < 0)
/* get curve id */
curve_id = wc_ecc_get_oid(oidSum, NULL, 0);
if (curve_id < 0)
return ECC_CURVE_OID_E;
#else
ret = SkipObjectId(input, inOutIdx, inSz);
if (ret != 0)
return ret;
#endif
/* key header */
ret = CheckBitString(input, inOutIdx, NULL, inSz, 1, NULL);
@@ -10584,8 +10580,10 @@ int wc_EccPublicKeyDecode(const byte* input, word32* inOutIdx,
return ret;
/* This is the raw point data compressed or uncompressed. */
if (wc_ecc_import_x963(input + *inOutIdx, inSz - *inOutIdx, key) != 0)
if (wc_ecc_import_x963_ex(input + *inOutIdx, inSz - *inOutIdx, key,
curve_id) != 0) {
return ASN_ECC_KEY_E;
}
return 0;
}
@@ -10860,9 +10858,6 @@ int wc_Ed25519PublicKeyDecode(const byte* input, word32* inOutIdx,
{
int length;
int ret;
#ifdef ECC_CHECK_PUBLIC_KEY_OID
word32 oidSum;
#endif
if (input == NULL || inOutIdx == NULL || key == NULL || inSz == 0)
return BAD_FUNC_ARG;