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card_emu_tests: move test cases into functions
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@laf0rge
laf0rge committed Feb 24, 2016
1 parent eef6c2a commit c043e64
Showing 1 changed file with 76 additions and 82 deletions.
158 changes: 76 additions & 82 deletions firmware/test/card_emu_tests.c
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Original file line number Diff line number Diff line change
Expand Up @@ -203,6 +203,80 @@ static int card_tx_print_chars(struct card_handle *ch)
const uint8_t tpdu_hdr_sel_mf[] = { 0xA0, 0xA4, 0x00, 0x00, 0x00 };
const uint8_t tpdu_pb_sw[] = { 0x90, 0x00 };

static void
test_tpdu_reader2card(struct card_handle *ch, const uint8_t *hdr, const uint8_t *body, uint8_t body_len)
{
struct req_ctx *rctx;

printf("\n==> transmitting APDU (HDR + PB + card-RX)\n");

/* emulate the reader sending a TPDU header */
rdr_send_tpdu_hdr(ch, hdr);
/* we shouldn't have any pending card-TX yet */
assert(!card_tx_print_chars(ch));
/* card emulator PC sends a singly byte PB response via USB */
host_to_device_data(hdr+1, 1, CEMU_DATA_F_FINAL | CEMU_DATA_F_PB_AND_RX);
/* card actually sends that single PB */
assert(card_tx_print_chars(ch) == 1);

/* emulate more characters from reader to card */
reader_send_bytes(ch, body, body_len);

/* check if we have received them on the USB side */
rctx = req_ctx_find_get(0, RCTX_S_USB_TX_PENDING, RCTX_S_USB_TX_BUSY);
assert(rctx);
dump_rctx(rctx);
req_ctx_set_state(rctx, RCTX_S_FREE);

/* ensure there is no extra data received on usb */
assert(!req_ctx_find_get(0, RCTX_S_USB_TX_PENDING, RCTX_S_USB_TX_BUSY));

/* card emulator sends SW via USB */
host_to_device_data(tpdu_pb_sw, sizeof(tpdu_pb_sw),
CEMU_DATA_F_FINAL | CEMU_DATA_F_PB_AND_TX);
/* obtain any pending tx chars */
assert(card_tx_print_chars(ch) == sizeof(tpdu_pb_sw));

/* simulate some clock stop */
card_emu_io_statechg(ch, CARD_IO_CLK, 0);
card_emu_io_statechg(ch, CARD_IO_CLK, 1);
}

static void
test_tpdu_card2reader(struct card_handle *ch, const uint8_t *hdr, const uint8_t *body, uint8_t body_len)
{
printf("\n==> transmitting APDU (HDR + PB + card-TX)\n");

/* emulate the reader sending a TPDU header */
rdr_send_tpdu_hdr(ch, hdr);
assert(!card_tx_print_chars(ch));

/* card emulator PC sends a response PB via USB */
host_to_device_data(hdr+1, 1, CEMU_DATA_F_PB_AND_TX);

/* card actually sends that PB */
assert(card_tx_print_chars(ch) == 1);

/* emulate more characters from card to reader */
host_to_device_data(body, body_len, 0);
/* obtain those bytes as they arrvive on the card */
assert(card_tx_print_chars(ch) == body_len);

/* ensure there is no extra data received on usb */
assert(!req_ctx_find_get(0, RCTX_S_USB_TX_PENDING, RCTX_S_USB_TX_BUSY));

/* card emulator sends SW via USB */
host_to_device_data(tpdu_pb_sw, sizeof(tpdu_pb_sw), CEMU_DATA_F_FINAL);

/* obtain any pending tx chars */
assert(card_tx_print_chars(ch) == sizeof(tpdu_pb_sw));

/* simulate some clock stop */
card_emu_io_statechg(ch, CARD_IO_CLK, 0);
card_emu_io_statechg(ch, CARD_IO_CLK, 1);
}


/* READ RECORD (offset 0, 10 bytes) */
const uint8_t tpdu_hdr_read_rec[] = { 0xA0, 0xB2, 0x00, 0x00, 0x0A };
const uint8_t tpdu_body_read_rec[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09 };
Expand All @@ -214,7 +288,6 @@ const uint8_t tpdu_body_write_rec[] = { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06
int main(int argc, char **argv)
{
struct card_handle *ch;
struct req_ctx *rctx;
unsigned int i;

req_ctx_init();
Expand All @@ -227,88 +300,9 @@ int main(int argc, char **argv)
assert(!card_tx_print_chars(ch));

for (i = 0; i < 2; i++) {
printf("\n==> transmitting APDU (SW 90 00 #%u)\n", i);
/* emulate the reader sending a TPDU header */
rdr_send_tpdu_hdr(ch, tpdu_hdr_sel_mf);
/* we shouldn't have any pending card-TX yet */
assert(!card_tx_print_chars(ch));
/* card emulator PC sends a response via USB */
host_to_device_data(tpdu_pb_sw, sizeof(tpdu_pb_sw),
CEMU_DATA_F_FINAL | CEMU_DATA_F_PB_AND_TX);
/* card emulator transmits chars just received via PC */
assert(card_tx_print_chars(ch) == sizeof(tpdu_pb_sw));

/* simulate some clock stop */
card_emu_io_statechg(ch, CARD_IO_CLK, 0);
card_emu_io_statechg(ch, CARD_IO_CLK, 1);
}
test_tpdu_reader2card(ch, tpdu_hdr_write_rec, tpdu_body_write_rec, sizeof(tpdu_body_write_rec));

for (i = 0; i < 2; i++) {
printf("\n==> transmitting APDU (PB + card-RX #%u)\n", i);
/* emulate the reader sending a TPDU header */
rdr_send_tpdu_hdr(ch, tpdu_hdr_read_rec);
/* we shouldn't have any pending card-TX yet */
assert(!card_tx_print_chars(ch));
/* card emulator PC sends a singly byte PB response via USB */
host_to_device_data(tpdu_hdr_read_rec+1, 1,
CEMU_DATA_F_FINAL | CEMU_DATA_F_PB_AND_RX);
/* card actually sends that single PB */
assert(card_tx_print_chars(ch) == 1);

/* emulate more characters from reader to card */
reader_send_bytes(ch, tpdu_body_read_rec, sizeof(tpdu_body_read_rec));

/* check if we have received them on the USB side */
rctx = req_ctx_find_get(0, RCTX_S_USB_TX_PENDING, RCTX_S_USB_TX_BUSY);
assert(rctx);
dump_rctx(rctx);
req_ctx_set_state(rctx, RCTX_S_FREE);

/* ensure there is no extra data received on usb */
assert(!req_ctx_find_get(0, RCTX_S_USB_TX_PENDING, RCTX_S_USB_TX_BUSY));

/* card emulator sends SW via USB */
host_to_device_data(tpdu_pb_sw, sizeof(tpdu_pb_sw),
CEMU_DATA_F_FINAL | CEMU_DATA_F_PB_AND_TX);
/* obtain any pending tx chars */
assert(card_tx_print_chars(ch) == sizeof(tpdu_pb_sw));

/* simulate some clock stop */
card_emu_io_statechg(ch, CARD_IO_CLK, 0);
card_emu_io_statechg(ch, CARD_IO_CLK, 1);
}

for (i = 0; i < 2; i++) {
printf("\n==> transmitting APDU (PB + card-TX #%u)\n", i);

/* emulate the reader sending a TPDU header */
rdr_send_tpdu_hdr(ch, tpdu_hdr_write_rec);
assert(!card_tx_print_chars(ch));

/* card emulator PC sends a response PB via USB */
host_to_device_data(tpdu_hdr_write_rec+1, 1,
CEMU_DATA_F_PB_AND_TX);
/* card actually sends that PB */
assert(card_tx_print_chars(ch) == 1);

/* emulate more characters from card to reader */
host_to_device_data(tpdu_body_write_rec, sizeof(tpdu_body_write_rec),
0);
/* obtain those bytes as they arrvive on the card */
assert(card_tx_print_chars(ch) == sizeof(tpdu_body_write_rec));

/* ensure there is no extra data received on usb */
assert(!req_ctx_find_get(0, RCTX_S_USB_TX_PENDING, RCTX_S_USB_TX_BUSY));

/* card emulator sends SW via USB */
host_to_device_data(tpdu_pb_sw, sizeof(tpdu_pb_sw),
CEMU_DATA_F_FINAL);
/* obtain any pending tx chars */
assert(card_tx_print_chars(ch) == sizeof(tpdu_pb_sw));

/* simulate some clock stop */
card_emu_io_statechg(ch, CARD_IO_CLK, 0);
card_emu_io_statechg(ch, CARD_IO_CLK, 1);
test_tpdu_card2reader(ch, tpdu_hdr_read_rec, tpdu_body_read_rec, sizeof(tpdu_body_read_rec));
}

exit(0);
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