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FIX: "hf list legic" annotation now correct prints byte and value for "legic write" command

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This commit is contained in:
iceman1001 2016-10-07 20:23:57 +02:00
parent e4d57949df
commit c2ab5e8c4e
2 changed files with 26 additions and 11 deletions
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18
armsrc/legicrf.c
View file

@ -419,11 +419,10 @@ bool legic_write_byte(uint16_t index, uint8_t byte, uint8_t addr_sz) {
crc = legic4Crc(LEGIC_WRITE, index, byte, addr_sz+1);
// send write command
uint32_t cmd;
cmd = ((crc & 0xF ) << (addr_sz+1+8)); // CRC
cmd |= byte << (addr_sz+1); // Data
cmd |= ((index & 0xFF) << 1); // index
cmd |= LEGIC_WRITE; // CMD
uint32_t cmd = LEGIC_WRITE;
cmd |= index << 1; // index
cmd |= byte << (addr_sz+1); // Data
cmd |= (crc & 0xF ) << (addr_sz+1+8); // CRC
/* Bitbang the response */
SHORT_COIL;
@ -470,7 +469,7 @@ bool legic_write_byte(uint16_t index, uint8_t byte, uint8_t addr_sz) {
OUT: ;
// log
uint8_t cmdbytes[] = {cmd_sz, isOK, BYTEx(steps, 0), BYTEx(steps, 1) };
uint8_t cmdbytes[] = {1, isOK, BYTEx(steps, 0), BYTEx(steps, 1) };
LogTrace(cmdbytes, sizeof(cmdbytes), start, GET_TICKS, NULL, FALSE);
return isOK;
}
@ -538,13 +537,12 @@ void LegicRfWriter(uint16_t offset, uint16_t len, uint8_t iv, uint8_t *data) {
LED_B_ON();
while( len > 0 ) {
if ( !legic_write_byte( len + offset + LOWERLIMIT, data[len-1], card.addrsize) ) {
Dbprintf("operation failed @ 0x%03.3x", len-1);
--len;
if ( !legic_write_byte( len + offset, data[len], card.addrsize) ) {
Dbprintf("operation failed | %d | %d | %d", len + offset, len, data[len] );
isOK = 0;
goto OUT;
}
--len;
WDT_HIT();
}
OUT:

19
client/cmdhf.c
View file

@ -372,6 +372,7 @@ void annotateIso14443b(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize) {
// Quite simpel tag
void annotateLegic(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize){
uint8_t bitsend = cmd[0];
uint8_t cmdBit = (cmd[1] & 1);
switch (bitsend){
case 7:
snprintf(exp, size, "IV 0x%02X", cmd[1]);
@ -388,7 +389,7 @@ void annotateLegic(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize){
}
case 9:
case 11: {
uint8_t cmdBit = (cmd[1] & 1);
uint16_t address = (cmd[2] << 7) | cmd[1] >> 1;
if (cmdBit == LEGIC_READ)
@ -398,6 +399,22 @@ void annotateLegic(char *exp, size_t size, uint8_t* cmd, uint8_t cmdsize){
snprintf(exp, size, "WRITE Byte(%d)", address);
break;
}
case 21: {
if (cmdBit == LEGIC_WRITE ) {
uint16_t address = ((cmd[2] << 7) | cmd[1] >> 1) & 0xFF;
uint8_t val = (cmd[3] & 1 ) << 7 | cmd[2] >> 1;
snprintf(exp, size, "WRITE Byte(%d) %02X", address, val);
}
break;
}
case 23: {
if (cmdBit == LEGIC_WRITE ) {
uint16_t address = ((cmd[2] << 7) | cmd[1] >> 1) & 0x3FF;
uint8_t val = (cmd[3] & 0x7 ) << 5 | cmd[2] >> 3;
snprintf(exp, size, "WRITE Byte(%d) %02X", address, val);
}
break;
}
case 12:
default:
break;