dearsky/pico-fido
1
0
Fork 0
Code Issues 46 Pull Requests 1 Actions Packages Projects Releases 22 Wiki Activity

Fix AID selection.

Browse Source 
Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2023-10-28 20:57:53 +02:00
parent c24be5a631
commit da94a82487
4 changed files with 61 additions and 49 deletions
Download Patch File Download Diff File Expand all files Collapse all files

63
src/fido/oath.c
View File

@@ -69,41 +69,44 @@ const uint8_t oath_aid[] = {
};
int oath_select(app_t *a) {
a->process_apdu = oath_process_apdu;
a->unload = oath_unload;
res_APDU_size = 0;
res_APDU[res_APDU_size++] = TAG_T_VERSION;
res_APDU[res_APDU_size++] = 3;
res_APDU[res_APDU_size++] = PICO_FIDO_VERSION_MAJOR;
res_APDU[res_APDU_size++] = PICO_FIDO_VERSION_MINOR;
res_APDU[res_APDU_size++] = 0;
res_APDU[res_APDU_size++] = TAG_NAME;
res_APDU[res_APDU_size++] = 8;
if (cap_supported(CAP_OATH)) {
a->process_apdu = oath_process_apdu;
a->unload = oath_unload;
res_APDU_size = 0;
res_APDU[res_APDU_size++] = TAG_T_VERSION;
res_APDU[res_APDU_size++] = 3;
res_APDU[res_APDU_size++] = PICO_FIDO_VERSION_MAJOR;
res_APDU[res_APDU_size++] = PICO_FIDO_VERSION_MINOR;
res_APDU[res_APDU_size++] = 0;
res_APDU[res_APDU_size++] = TAG_NAME;
res_APDU[res_APDU_size++] = 8;
#ifndef ENABLE_EMULATION
pico_get_unique_board_id((pico_unique_board_id_t *) (res_APDU + res_APDU_size));
res_APDU_size += 8;
pico_get_unique_board_id((pico_unique_board_id_t *) (res_APDU + res_APDU_size));
res_APDU_size += 8;
#else
memset(res_APDU + res_APDU_size, 0, 8); res_APDU_size += 8;
memset(res_APDU + res_APDU_size, 0, 8); res_APDU_size += 8;
#endif
if (file_has_data(search_dynamic_file(EF_OATH_CODE)) == true) {
random_gen(NULL, challenge, sizeof(challenge));
res_APDU[res_APDU_size++] = TAG_CHALLENGE;
res_APDU[res_APDU_size++] = sizeof(challenge);
memcpy(res_APDU + res_APDU_size, challenge, sizeof(challenge));
res_APDU_size += sizeof(challenge);
}
file_t *ef_otp_pin = search_by_fid(EF_OTP_PIN, NULL, SPECIFY_EF);
if (file_has_data(ef_otp_pin)) {
const uint8_t *pin_data = file_get_data(ef_otp_pin);
res_APDU[res_APDU_size++] = TAG_PIN_COUNTER;
if (file_has_data(search_dynamic_file(EF_OATH_CODE)) == true) {
random_gen(NULL, challenge, sizeof(challenge));
res_APDU[res_APDU_size++] = TAG_CHALLENGE;
res_APDU[res_APDU_size++] = sizeof(challenge);
memcpy(res_APDU + res_APDU_size, challenge, sizeof(challenge));
res_APDU_size += sizeof(challenge);
}
file_t *ef_otp_pin = search_by_fid(EF_OTP_PIN, NULL, SPECIFY_EF);
if (file_has_data(ef_otp_pin)) {
const uint8_t *pin_data = file_get_data(ef_otp_pin);
res_APDU[res_APDU_size++] = TAG_PIN_COUNTER;
res_APDU[res_APDU_size++] = 1;
res_APDU[res_APDU_size++] = *pin_data;
}
res_APDU[res_APDU_size++] = TAG_ALGO;
res_APDU[res_APDU_size++] = 1;
res_APDU[res_APDU_size++] = *pin_data;
res_APDU[res_APDU_size++] = ALG_HMAC_SHA1;
apdu.ne = res_APDU_size;
return CCID_OK;
}
res_APDU[res_APDU_size++] = TAG_ALGO;
res_APDU[res_APDU_size++] = 1;
res_APDU[res_APDU_size++] = ALG_HMAC_SHA1;
apdu.ne = res_APDU_size;
return CCID_OK;
return CCID_ERR_FILE_NOT_FOUND;
}
void __attribute__((constructor)) oath_ctor() {