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implement rk delete command for cred mgmt

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This commit is contained in:
Conor Patrick 2020-03-24 15:31:15 -04:00
parent 682a443f4e
commit 98bcf647c4
1 changed files with 27 additions and 0 deletions
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27
fido2/ctap.c
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@ -1499,6 +1499,24 @@ uint8_t ctap_cred_mgmt_pinauth(CTAP_credMgmt *CM)
return ret; return ret;
} }
static int credentialId_to_rk_index(CredentialId * credId){
int i;
CTAP_residentKey rk;
for (i = 0; i < ctap_rk_size(); i++)
{
ctap_load_rk(i, &rk);
if ( ctap_rk_is_valid(&rk) ) {
if (memcmp(&rk.id, credId, sizeof(CredentialId)) == 0)
{
return i;
}
}
}
return -1;
}
uint8_t ctap_cred_mgmt(CborEncoder * encoder, uint8_t * request, int length) uint8_t ctap_cred_mgmt(CborEncoder * encoder, uint8_t * request, int length)
{ {
CTAP_credMgmt CM; CTAP_credMgmt CM;
@ -1606,6 +1624,15 @@ uint8_t ctap_cred_mgmt(CborEncoder * encoder, uint8_t * request, int length)
curr_rk_ind++; curr_rk_ind++;
break; break;
case CM_cmdRKDelete: case CM_cmdRKDelete:
i = credentialId_to_rk_index(&CM.subCommandParams.credentialDescriptor.credential.id);
if (i >= 0) {
ctap_delete_rk(i);
ctap_decrement_rk_store();
printf1(TAG_CM, "Deleted rk %d\n", i);
} else {
printf1(TAG_CM, "No Rk by given credId\n");
return CTAP2_ERR_NO_CREDENTIALS;
}
break; break;
default: default:
printf2(TAG_ERR, "error, invalid credMgmt cmd: 0x%02x\n", CM.cmd); printf2(TAG_ERR, "error, invalid credMgmt cmd: 0x%02x\n", CM.cmd);