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Added capability to add multiple interfaces: HID and CCID at compile time.

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Depending on compiling flags, HID and/or CCID may be enabled independently and run simultaneously.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2022-12-20 23:41:24 +01:00
parent fa54da973c
commit e5825df5cb
15 changed files with 467 additions and 609 deletions
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28
src/apdu.c
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@@ -42,7 +42,7 @@ int process_apdu() {
return set_res_sw(0x6D, 0x00);
}
size_t apdu_process(const uint8_t *buffer, size_t buffer_size) {
size_t apdu_process(uint8_t itf, const uint8_t *buffer, size_t buffer_size) {
apdu.header = (uint8_t *)buffer;
apdu.nc = apdu.ne = 0;
if (buffer_size == 4) {
@@ -89,11 +89,18 @@ size_t apdu_process(const uint8_t *buffer, size_t buffer_size) {
timeout_stop();
*(uint16_t *)rdata_gr = rdata_bk;
if (apdu.rlen <= apdu.ne) {
driver_exec_finished_cont(apdu.rlen+2, rdata_gr-usb_get_tx());
#ifdef USB_ITF_HID
if (itf == ITF_HID)
driver_exec_finished_cont_hid(apdu.rlen+2, rdata_gr-usb_get_tx(itf));
#endif
#ifdef USB_ITF_CCID
if (itf == ITF_CCID)
driver_exec_finished_cont_ccid(apdu.rlen+2, rdata_gr-usb_get_tx(itf));
#endif
//Prepare next RAPDU
apdu.sw = 0;
apdu.rlen = 0;
usb_prepare_response();
usb_prepare_response(itf);
}
else {
rdata_gr += apdu.ne;
@@ -103,7 +110,18 @@ size_t apdu_process(const uint8_t *buffer, size_t buffer_size) {
rdata_gr[1] = 0;
else
rdata_gr[1] = apdu.rlen - apdu.ne;
driver_exec_finished_cont(apdu.ne+2, rdata_gr-apdu.ne-usb_get_tx());
if (card_locked_itf == ITF_TOTAL)
printf("CRITICAL ERROR: CARD LOCKED WITHOUT ITF\n");
else {
#ifdef USB_ITF_HID
if (itf == ITF_HID)
driver_exec_finished_cont_hid(apdu.ne+2, rdata_gr-apdu.ne-usb_get_tx(card_locked_itf));
#endif
#ifdef USB_ITF_CCID
if (itf == ITF_CCID)
driver_exec_finished_cont_ccid(apdu.ne+2, rdata_gr-apdu.ne-usb_get_tx(card_locked_itf));
#endif
}
apdu.rlen -= apdu.ne;
}
return 0;
@@ -111,7 +129,7 @@ size_t apdu_process(const uint8_t *buffer, size_t buffer_size) {
else {
apdu.sw = 0;
apdu.rlen = 0;
apdu.rdata = usb_prepare_response();
apdu.rdata = usb_prepare_response(itf);
rdata_gr = apdu.rdata;
return 1;
}