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Fixes with missing parameters.

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Up should not be present.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2022-09-16 15:59:20 +02:00
parent a9cb5ee87c
commit 11642fe0a3
1 changed files with 11 additions and 4 deletions
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15
src/fido/cbor_make_credential.c
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@@ -160,7 +160,7 @@ int cbor_make_credential(const uint8_t *data, size_t len) {
uint8_t rp_id_hash[32];
mbedtls_sha256((uint8_t *)rp.id.data, rp.id.len, rp_id_hash, 0);
int curve = 0, alg = 0;
int curve = -1, alg = 0;
if (pubKeyCredParams_len == 0)
CBOR_ERROR(CTAP2_ERR_MISSING_PARAMETER);
@@ -173,6 +173,10 @@ int cbor_make_credential(const uint8_t *data, size_t len) {
curve = FIDO2_CURVE_P384;
else if (pubKeyCredParams[i].alg == FIDO2_ALG_ES512)
curve = FIDO2_CURVE_P521;
else if (pubKeyCredParams[i].alg == 0) // no present
curve = -1;
else
curve = 0;
if (curve > 0) {
alg = pubKeyCredParams[i].alg;
break;
@@ -180,6 +184,8 @@ int cbor_make_credential(const uint8_t *data, size_t len) {
}
if (curve == 0)
CBOR_ERROR(CTAP2_ERR_UNSUPPORTED_ALGORITHM);
else if (curve == -1)
CBOR_ERROR(CTAP2_ERR_MISSING_PARAMETER);
if (pinUvAuthParam.present == true) {
if (pinUvAuthParam.len == 0 || pinUvAuthParam.data == NULL) {
@@ -197,12 +203,13 @@ int cbor_make_credential(const uint8_t *data, size_t len) {
CBOR_ERROR(CTAP1_ERR_INVALID_PARAMETER);
}
}
if (options.present) {
printf("OPTIONS %d up %d %d\n", options.present, (uintptr_t)options.up, options.up ? *options.up : -1);
if (options.present)
{
if (options.uv == ptrue) { //5.3
CBOR_ERROR(CTAP2_ERR_INVALID_OPTION);
}
if (options.up == pfalse) { //5.6
if (options.up != NULL) { //5.6
CBOR_ERROR(CTAP2_ERR_INVALID_OPTION);
}
//else if (options.up == NULL) //5.7