RfidResearchGroup/proxmark3
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CHG: added timeouts for downloading values from device, to make the client more responsive.

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CHG: still curious for the printf_hex_breaks method, why it behavies strange.
This commit is contained in:
iceman1001 2016-02-16 10:54:41 +01:00
parent 085e8501f7
commit f7f844d0ba
2 changed files with 15 additions and 6 deletions
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17
client/cmdhflegic.c
View file

@ -57,9 +57,12 @@ int CmdLegicDecode(const char *Cmd) {
char token_type[4];
// copy data from proxmark into buffer
GetFromBigBuf(data_buf,sizeof(data_buf),0);
WaitForResponse(CMD_ACK,NULL);
GetFromBigBuf(data_buf, sizeof(data_buf), 0);
if ( !WaitForResponseTimeout(CMD_ACK, NULL, 2000)){
PrintAndLog("Command execute timeout");
return 1;
}
// Output CDF System area (9 bytes) plus remaining header area (12 bytes)
crc = data_buf[4];
uint32_t calc_crc = CRC8Legic(data_buf, 4);
@ -119,6 +122,7 @@ int CmdLegicDecode(const char *Cmd) {
printf("-------------------------------------\n");
i = 22;
// 64 potential segements
// how to detect there is no segments?!?
for ( segmentNum=0; segmentNum<64; segmentNum++ ) {
segment_len = ((data_buf[i+1]^crc)&0x0f) * 256 + (data_buf[i]^crc);
segment_flag = ((data_buf[i+1]^crc)&0xf0)>>4;
@ -335,7 +339,10 @@ int CmdLegicSave(const char *Cmd) {
}
GetFromBigBuf(got, requested, offset);
WaitForResponse(CMD_ACK, NULL);
if ( !WaitForResponseTimeout(CMD_ACK, NULL, 2000)){
PrintAndLog("Command execute timeout");
return 1;
}
for (int j = 0; j < requested; j += 8) {
fprintf(f, "%02x %02x %02x %02x %02x %02x %02x %02x\n",
@ -351,6 +358,7 @@ int CmdLegicSave(const char *Cmd) {
return 0;
}
//TODO: write a help text (iceman)
int CmdLegicRfSim(const char *Cmd) {
UsbCommand c = {CMD_SIMULATE_TAG_LEGIC_RF, {6,3,0}};
sscanf(Cmd, " %"lli" %"lli" %"lli, &c.arg[0], &c.arg[1], &c.arg[2]);
@ -359,6 +367,7 @@ int CmdLegicRfSim(const char *Cmd) {
return 0;
}
//TODO: write a help text (iceman)
int CmdLegicRfWrite(const char *Cmd) {
UsbCommand c = {CMD_WRITER_LEGIC_RF};
int res = sscanf(Cmd, " 0x%"llx" 0x%"llx, &c.arg[0], &c.arg[1]);

4
client/util.c
View file

@ -110,8 +110,8 @@ void print_hex_break(const uint8_t *data, const size_t len, uint8_t breaks) {
printf("%02X ", data[i]);
// check if a line break is needed
if ( (breaks > 0) && (i > 0) && !(i % breaks) )
printf("(%d %d)\n", i , breaks);
if ( breaks > 0 && !(i+1 % breaks) )
printf("(%d %d)\n", i+1 , breaks);
}
printf("\n");
}