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Added curve to fido.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos 2023-08-17 01:19:13 +02:00
parent b72c596aa6
commit b2c4e0e1c1
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GPG Key ID: C0095B7870A4CCD3
2 changed files with 22 additions and 0 deletions
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21
src/fido/fido.c
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@ -95,6 +95,27 @@ mbedtls_ecp_group_id fido_curve_to_mbedtls(int curve) {
}
return MBEDTLS_ECP_DP_NONE;
}
int mbedtls_curve_to_fido(mbedtls_ecp_group_id id) {
if (id == MBEDTLS_ECP_DP_SECP256R1) {
return FIDO2_CURVE_P256;
}
else if (id == MBEDTLS_ECP_DP_SECP384R1) {
return FIDO2_CURVE_P384;
}
else if (id == MBEDTLS_ECP_DP_SECP521R1) {
return FIDO2_CURVE_P521;
}
else if (id == MBEDTLS_ECP_DP_SECP256K1) {
return FIDO2_CURVE_P256K1;
}
else if (id == MBEDTLS_ECP_DP_CURVE25519) {
return MBEDTLS_ECP_DP_CURVE25519;
}
else if (id == MBEDTLS_ECP_DP_CURVE448) {
return FIDO2_CURVE_X448;
}
return 0;
}
int fido_load_key(int curve, const uint8_t *cred_id, mbedtls_ecdsa_context *key) {
mbedtls_ecp_group_id mbedtls_curve = fido_curve_to_mbedtls(curve);

1
src/fido/fido.h
View File

@ -45,6 +45,7 @@ extern int verify_key(const uint8_t *appId, const uint8_t *keyHandle, mbedtls_ec
extern bool wait_button_pressed();
extern void init_fido();
extern mbedtls_ecp_group_id fido_curve_to_mbedtls(int curve);
extern int mbedtls_curve_to_fido(mbedtls_ecp_group_id id);
extern int fido_load_key(int curve, const uint8_t *cred_id, mbedtls_ecdsa_context *key);
extern int load_keydev(uint8_t *key);
extern int encrypt(uint8_t protocol,