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Standalone mode: Adding Legic Prime read/sim run

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This commit adds a standalone mode for Legic Prime.
It reads and simulates a Legic tag.
Tested with MIM1024 tags.
MIM256 and MIM512 should work to. We just read the data and for simulating
we pretend to be a MIM1024 card.

Co-authored-by: Stefanie Hofmann <>
This commit is contained in:
Uli Heilmeier 2020-02-25 22:24:16 +01:00
commit 8c8a86cb83
5 changed files with 93 additions and 3 deletions
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5
armsrc/legicrf.c
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@ -28,6 +28,7 @@
static uint8_t *legic_mem; /* card memory, used for read, write */
static legic_card_select_t card;/* metadata of currently selected card */
static crc_t legic_crc;
int read_success = 0;
//-----------------------------------------------------------------------------
// Frame timing and pseudorandom number generator
@ -444,6 +445,7 @@ OUT:
void LegicRfReader(uint16_t offset, uint16_t len, uint8_t iv) {
// configure ARM and FPGA
init_reader(false);
read_success = 0;
// establish shared secret and detect card type
uint8_t card_type = setup_phase(iv);
@ -467,6 +469,7 @@ void LegicRfReader(uint16_t offset, uint16_t len, uint8_t iv) {
}
// OK
read_success = 1;
reply_old(CMD_ACK, 1, len, 0, legic_mem, len);
OUT:
@ -512,3 +515,5 @@ OUT:
switch_off();
StopTicks();
}
int check_success(void){return read_success;}