mirror of
https://github.com/Proxmark/proxmark3.git
synced 2025-08-14 02:26:59 -07:00
Add hf list 15 (#754)
and refactoring: move all of hf list code to cmdhflist.c
This commit is contained in:
pwpiwi
GitHub
parent
c0e7527ddd
commit
0d2624a0cc
6 changed files with 641 additions and 651 deletions
513
client/cmdhf.c
513
client/cmdhf.c
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@ -11,15 +11,9 @@
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#include "cmdhf.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "usb_cmd.h"
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#include "comms.h"
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#include "util.h"
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#include "ui.h"
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#include "iso14443crc.h"
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#include "parity.h"
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#include "cmdmain.h"
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#include "cmdparser.h"
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#include "cmdhf14a.h"
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#include "cmdhf14b.h"
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@ -31,8 +25,6 @@
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#include "cmdhfmfp.h"
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#include "cmdhfmfu.h"
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#include "cmdhftopaz.h"
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#include "protocols.h"
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#include "emv/cmdemv.h"
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#include "cmdhflist.h"
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#include "cmdhffido.h"
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@ -45,509 +37,6 @@ int CmdHFTune(const char *Cmd)
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return 0;
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}
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/**
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* @brief iso14443B_CRC_check Checks CRC in command or response
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* @param isResponse
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* @param data
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* @param len
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* @return 0 : CRC-command, CRC not ok
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* 1 : CRC-command, CRC ok
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* 2 : Not crc-command
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*/
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uint8_t iso14443B_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
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{
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uint8_t b1,b2;
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if(len <= 2) return 2;
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ComputeCrc14443(CRC_14443_B, data, len-2, &b1, &b2);
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if(b1 != data[len-2] || b2 != data[len-1]) {
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return 0;
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} else {
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return 1;
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}
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}
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/**
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* @brief iclass_CRC_Ok Checks CRC in command or response
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* @param isResponse
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* @param data
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* @param len
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* @return 0 : CRC-command, CRC not ok
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* 1 : CRC-command, CRC ok
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* 2 : Not crc-command
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*/
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uint8_t iclass_CRC_check(bool isResponse, uint8_t* data, uint8_t len)
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{
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if(len < 4) return 2;//CRC commands (and responses) are all at least 4 bytes
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uint8_t b1, b2;
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if(!isResponse)//Commands to tag
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{
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/**
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These commands should have CRC. Total length leftmost
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4 READ
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4 READ4
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12 UPDATE - unsecured, ends with CRC16
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14 UPDATE - secured, ends with signature instead
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4 PAGESEL
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**/
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if(len == 4 || len == 12)//Covers three of them
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{
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//Don't include the command byte
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ComputeCrc14443(CRC_ICLASS, (data+1), len-3, &b1, &b2);
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return b1 == data[len -2] && b2 == data[len-1];
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}
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return 2;
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}else{
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/**
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These tag responses should have CRC. Total length leftmost
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10 READ data[8] crc[2]
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34 READ4 data[32]crc[2]
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10 UPDATE data[8] crc[2]
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10 SELECT csn[8] crc[2]
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10 IDENTIFY asnb[8] crc[2]
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10 PAGESEL block1[8] crc[2]
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10 DETECT csn[8] crc[2]
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These should not
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4 CHECK chip_response[4]
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8 READCHECK data[8]
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1 ACTALL sof[1]
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1 ACT sof[1]
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In conclusion, without looking at the command; any response
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of length 10 or 34 should have CRC
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**/
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if(len != 10 && len != 34) return true;
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ComputeCrc14443(CRC_ICLASS, data, len-2, &b1, &b2);
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return b1 == data[len -2] && b2 == data[len-1];
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}
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}
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bool is_last_record(uint16_t tracepos, uint8_t *trace, uint16_t traceLen)
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{
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return(tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) >= traceLen);
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}
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bool next_record_is_response(uint16_t tracepos, uint8_t *trace)
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{
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uint16_t next_records_datalen = *((uint16_t *)(trace + tracepos + sizeof(uint32_t) + sizeof(uint16_t)));
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return(next_records_datalen & 0x8000);
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}
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bool merge_topaz_reader_frames(uint32_t timestamp, uint32_t *duration, uint16_t *tracepos, uint16_t traceLen, uint8_t *trace, uint8_t *frame, uint8_t *topaz_reader_command, uint16_t *data_len)
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{
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#define MAX_TOPAZ_READER_CMD_LEN 16
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uint32_t last_timestamp = timestamp + *duration;
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if ((*data_len != 1) || (frame[0] == TOPAZ_WUPA) || (frame[0] == TOPAZ_REQA)) return false;
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memcpy(topaz_reader_command, frame, *data_len);
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while (!is_last_record(*tracepos, trace, traceLen) && !next_record_is_response(*tracepos, trace)) {
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uint32_t next_timestamp = *((uint32_t *)(trace + *tracepos));
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*tracepos += sizeof(uint32_t);
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uint16_t next_duration = *((uint16_t *)(trace + *tracepos));
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*tracepos += sizeof(uint16_t);
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uint16_t next_data_len = *((uint16_t *)(trace + *tracepos)) & 0x7FFF;
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*tracepos += sizeof(uint16_t);
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uint8_t *next_frame = (trace + *tracepos);
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*tracepos += next_data_len;
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if ((next_data_len == 1) && (*data_len + next_data_len <= MAX_TOPAZ_READER_CMD_LEN)) {
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memcpy(topaz_reader_command + *data_len, next_frame, next_data_len);
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*data_len += next_data_len;
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last_timestamp = next_timestamp + next_duration;
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} else {
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// rewind and exit
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*tracepos = *tracepos - next_data_len - sizeof(uint16_t) - sizeof(uint16_t) - sizeof(uint32_t);
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break;
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}
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uint16_t next_parity_len = (next_data_len-1)/8 + 1;
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*tracepos += next_parity_len;
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}
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*duration = last_timestamp - timestamp;
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return true;
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}
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uint16_t printTraceLine(uint16_t tracepos, uint16_t traceLen, uint8_t *trace, uint8_t protocol, bool showWaitCycles, bool markCRCBytes)
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{
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bool isResponse;
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uint16_t data_len, parity_len;
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uint32_t duration;
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uint8_t topaz_reader_command[9];
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uint32_t timestamp, first_timestamp, EndOfTransmissionTimestamp;
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char explanation[30] = {0};
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uint8_t mfData[32] = {0};
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size_t mfDataLen = 0;
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if (tracepos + sizeof(uint32_t) + sizeof(uint16_t) + sizeof(uint16_t) > traceLen) return traceLen;
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first_timestamp = *((uint32_t *)(trace));
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timestamp = *((uint32_t *)(trace + tracepos));
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tracepos += 4;
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duration = *((uint16_t *)(trace + tracepos));
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tracepos += 2;
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data_len = *((uint16_t *)(trace + tracepos));
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tracepos += 2;
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if (data_len & 0x8000) {
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data_len &= 0x7fff;
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isResponse = true;
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} else {
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isResponse = false;
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}
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parity_len = (data_len-1)/8 + 1;
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if (tracepos + data_len + parity_len > traceLen) {
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return traceLen;
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}
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uint8_t *frame = trace + tracepos;
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tracepos += data_len;
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uint8_t *parityBytes = trace + tracepos;
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tracepos += parity_len;
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if (protocol == TOPAZ && !isResponse) {
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// topaz reader commands come in 1 or 9 separate frames with 7 or 8 Bits each.
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// merge them:
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if (merge_topaz_reader_frames(timestamp, &duration, &tracepos, traceLen, trace, frame, topaz_reader_command, &data_len)) {
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frame = topaz_reader_command;
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}
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}
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//Check the CRC status
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uint8_t crcStatus = 2;
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if (data_len > 2) {
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switch (protocol) {
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case ICLASS:
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crcStatus = iclass_CRC_check(isResponse, frame, data_len);
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break;
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case ISO_14443B:
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case TOPAZ:
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crcStatus = iso14443B_CRC_check(isResponse, frame, data_len);
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break;
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case PROTO_MIFARE:
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crcStatus = mifare_CRC_check(isResponse, frame, data_len);
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break;
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case ISO_14443A:
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crcStatus = iso14443A_CRC_check(isResponse, frame, data_len);
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break;
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default:
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break;
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}
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}
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//0 CRC-command, CRC not ok
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//1 CRC-command, CRC ok
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//2 Not crc-command
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//--- Draw the data column
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//char line[16][110];
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char line[16][110];
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for (int j = 0; j < data_len && j/16 < 16; j++) {
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uint8_t parityBits = parityBytes[j>>3];
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if (protocol != ISO_14443B && (isResponse || protocol == ISO_14443A) && (oddparity8(frame[j]) != ((parityBits >> (7-(j&0x0007))) & 0x01))) {
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snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x!", frame[j]);
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} else {
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snprintf(line[j/16]+(( j % 16) * 4), 110, " %02x ", frame[j]);
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}
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}
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if (markCRCBytes) {
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if(crcStatus == 0 || crcStatus == 1)
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{//CRC-command
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char *pos1 = line[(data_len-2)/16]+(((data_len-2) % 16) * 4);
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(*pos1) = '[';
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char *pos2 = line[(data_len)/16]+(((data_len) % 16) * 4);
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sprintf(pos2, "%c", ']');
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}
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}
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if (data_len == 0) {
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sprintf(line[0]," <empty trace - possible error>");
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}
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//--- Draw the CRC column
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char *crc = (crcStatus == 0 ? "!crc" : (crcStatus == 1 ? " ok " : " "));
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EndOfTransmissionTimestamp = timestamp + duration;
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if (protocol == PROTO_MIFARE)
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annotateMifare(explanation, sizeof(explanation), frame, data_len, parityBytes, parity_len, isResponse);
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if(!isResponse)
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{
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switch(protocol) {
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case ICLASS: annotateIclass(explanation,sizeof(explanation),frame,data_len); break;
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case ISO_14443A: annotateIso14443a(explanation,sizeof(explanation),frame,data_len); break;
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case ISO_14443B: annotateIso14443b(explanation,sizeof(explanation),frame,data_len); break;
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case TOPAZ: annotateTopaz(explanation,sizeof(explanation),frame,data_len); break;
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default: break;
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}
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}
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int num_lines = MIN((data_len - 1)/16 + 1, 16);
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for (int j = 0; j < num_lines ; j++) {
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if (j == 0) {
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PrintAndLog(" %10d | %10d | %s |%-64s | %s| %s",
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(timestamp - first_timestamp),
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(EndOfTransmissionTimestamp - first_timestamp),
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(isResponse ? "Tag" : "Rdr"),
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line[j],
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(j == num_lines-1) ? crc : " ",
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(j == num_lines-1) ? explanation : "");
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} else {
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PrintAndLog(" | | |%-64s | %s| %s",
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line[j],
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(j == num_lines-1) ? crc : " ",
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(j == num_lines-1) ? explanation : "");
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}
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}
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if (DecodeMifareData(frame, data_len, parityBytes, isResponse, mfData, &mfDataLen)) {
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memset(explanation, 0x00, sizeof(explanation));
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if (!isResponse) {
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explanation[0] = '>';
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annotateIso14443a(&explanation[1], sizeof(explanation) - 1, mfData, mfDataLen);
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}
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uint8_t crcc = iso14443A_CRC_check(isResponse, mfData, mfDataLen);
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PrintAndLog(" | * | dec |%-64s | %-4s| %s",
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sprint_hex(mfData, mfDataLen),
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(crcc == 0 ? "!crc" : (crcc == 1 ? " ok " : " ")),
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(true) ? explanation : "");
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};
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if (is_last_record(tracepos, trace, traceLen)) return traceLen;
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if (showWaitCycles && !isResponse && next_record_is_response(tracepos, trace)) {
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uint32_t next_timestamp = *((uint32_t *)(trace + tracepos));
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PrintAndLog(" %10d | %10d | %s | fdt (Frame Delay Time): %d",
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(EndOfTransmissionTimestamp - first_timestamp),
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(next_timestamp - first_timestamp),
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" ",
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(next_timestamp - EndOfTransmissionTimestamp));
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}
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return tracepos;
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}
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int CmdHFList(const char *Cmd)
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{
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#ifdef WITH_SMARTCARD
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PrintAndLog("TEST_WITH_SMARTCARD");
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#endif
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#ifdef WITH_TEST
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PrintAndLog("TEST_WITH_TEST");
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#endif
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bool showWaitCycles = false;
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bool markCRCBytes = false;
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bool loadFromFile = false;
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bool saveToFile = false;
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char param1 = '\0';
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char param2 = '\0';
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char param3 = '\0';
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char type[40] = {0};
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char filename[FILE_PATH_SIZE] = {0};
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uint8_t protocol = 0;
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// parse command line
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int tlen = param_getstr(Cmd, 0, type, sizeof(type));
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if (param_getlength(Cmd, 1) == 1) {
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param1 = param_getchar(Cmd, 1);
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} else {
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param_getstr(Cmd, 1, filename, sizeof(filename));
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}
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if (param_getlength(Cmd, 2) == 1) {
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param2 = param_getchar(Cmd, 2);
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} else if (strlen(filename) == 0) {
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param_getstr(Cmd, 2, filename, sizeof(filename));
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}
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if (param_getlength(Cmd, 3) == 1) {
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param3 = param_getchar(Cmd, 3);
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} else if (strlen(filename) == 0) {
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param_getstr(Cmd, 3, filename, sizeof(filename));
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}
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// Validate param1
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bool errors = false;
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if(tlen == 0) {
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errors = true;
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}
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if(param1 == 'h'
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|| (param1 != 0 && param1 != 'f' && param1 != 'c' && param1 != 'l')
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|| (param2 != 0 && param2 != 'f' && param2 != 'c' && param2 != 'l')
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|| (param3 != 0 && param3 != 'f' && param3 != 'c' && param3 != 'l')) {
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errors = true;
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}
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if(!errors) {
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if(strcmp(type, "iclass") == 0) {
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protocol = ICLASS;
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} else if(strcmp(type, "mf") == 0) {
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protocol = PROTO_MIFARE;
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} else if(strcmp(type, "14a") == 0) {
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protocol = ISO_14443A;
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} else if(strcmp(type, "14b") == 0) {
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protocol = ISO_14443B;
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} else if(strcmp(type,"topaz") == 0) {
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protocol = TOPAZ;
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} else if(strcmp(type, "7816") == 0) {
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protocol = ISO_7816_4;
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} else if(strcmp(type,"raw") == 0) {
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protocol = -1; //No crc, no annotations
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} else if (strcmp(type, "save") == 0) {
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saveToFile = true;
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} else {
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errors = true;
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}
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}
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if (param1 == 'f' || param2 == 'f' || param3 == 'f') {
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showWaitCycles = true;
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}
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if (param1 == 'c' || param2 == 'c' || param3 == 'c') {
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markCRCBytes = true;
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}
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if (param1 == 'l' || param2 == 'l' || param3 == 'l') {
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loadFromFile = true;
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}
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if ((loadFromFile || saveToFile) && strlen(filename) == 0) {
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errors = true;
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}
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if (loadFromFile && saveToFile) {
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errors = true;
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}
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if (errors) {
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PrintAndLog("List or save protocol data.");
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PrintAndLog("Usage: hf list <protocol> [f] [c] [l <filename>]");
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PrintAndLog(" hf list save <filename>");
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PrintAndLog(" f - show frame delay times as well");
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PrintAndLog(" c - mark CRC bytes");
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PrintAndLog(" l - load data from file instead of trace buffer");
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PrintAndLog(" save - save data to file");
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PrintAndLog("Supported <protocol> values:");
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PrintAndLog(" raw - just show raw data without annotations");
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PrintAndLog(" 14a - interpret data as iso14443a communications");
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PrintAndLog(" mf - interpret data as iso14443a communications and decrypt crypto1 stream");
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PrintAndLog(" 14b - interpret data as iso14443b communications");
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PrintAndLog(" iclass - interpret data as iclass communications");
|
||||
PrintAndLog(" topaz - interpret data as topaz communications");
|
||||
PrintAndLog("");
|
||||
PrintAndLog("example: hf list 14a f");
|
||||
PrintAndLog("example: hf list iclass");
|
||||
PrintAndLog("example: hf list save myCardTrace.trc");
|
||||
PrintAndLog("example: hf list 14a l myCardTrace.trc");
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
uint8_t *trace;
|
||||
uint32_t tracepos = 0;
|
||||
uint32_t traceLen = 0;
|
||||
|
||||
if (loadFromFile) {
|
||||
#define TRACE_CHUNK_SIZE (1<<16) // 64K to start with. Will be enough for BigBuf and some room for future extensions
|
||||
FILE *tracefile = NULL;
|
||||
size_t bytes_read;
|
||||
trace = malloc(TRACE_CHUNK_SIZE);
|
||||
if (trace == NULL) {
|
||||
PrintAndLog("Cannot allocate memory for trace");
|
||||
return 2;
|
||||
}
|
||||
if ((tracefile = fopen(filename,"rb")) == NULL) {
|
||||
PrintAndLog("Could not open file %s", filename);
|
||||
free(trace);
|
||||
return 0;
|
||||
}
|
||||
while (!feof(tracefile)) {
|
||||
bytes_read = fread(trace+traceLen, 1, TRACE_CHUNK_SIZE, tracefile);
|
||||
traceLen += bytes_read;
|
||||
if (!feof(tracefile)) {
|
||||
uint8_t *p = realloc(trace, traceLen + TRACE_CHUNK_SIZE);
|
||||
if (p == NULL) {
|
||||
PrintAndLog("Cannot allocate memory for trace");
|
||||
free(trace);
|
||||
fclose(tracefile);
|
||||
return 2;
|
||||
}
|
||||
trace = p;
|
||||
}
|
||||
}
|
||||
fclose(tracefile);
|
||||
} else {
|
||||
trace = malloc(USB_CMD_DATA_SIZE);
|
||||
// Query for the size of the trace
|
||||
UsbCommand response;
|
||||
GetFromBigBuf(trace, USB_CMD_DATA_SIZE, 0, &response, -1, false);
|
||||
traceLen = response.arg[2];
|
||||
if (traceLen > USB_CMD_DATA_SIZE) {
|
||||
uint8_t *p = realloc(trace, traceLen);
|
||||
if (p == NULL) {
|
||||
PrintAndLog("Cannot allocate memory for trace");
|
||||
free(trace);
|
||||
return 2;
|
||||
}
|
||||
trace = p;
|
||||
GetFromBigBuf(trace, traceLen, 0, NULL, -1, false);
|
||||
}
|
||||
}
|
||||
|
||||
if (saveToFile) {
|
||||
FILE *tracefile = NULL;
|
||||
if ((tracefile = fopen(filename,"wb")) == NULL) {
|
||||
PrintAndLog("Could not create file %s", filename);
|
||||
return 1;
|
||||
}
|
||||
fwrite(trace, 1, traceLen, tracefile);
|
||||
PrintAndLog("Recorded Activity (TraceLen = %d bytes) written to file %s", traceLen, filename);
|
||||
fclose(tracefile);
|
||||
} else {
|
||||
PrintAndLog("Recorded Activity (TraceLen = %d bytes)", traceLen);
|
||||
PrintAndLog("");
|
||||
PrintAndLog("Start = Start of Start Bit, End = End of last modulation. Src = Source of Transfer");
|
||||
PrintAndLog("iso14443a - All times are in carrier periods (1/13.56Mhz)");
|
||||
PrintAndLog("iClass - Timings are not as accurate");
|
||||
PrintAndLog("");
|
||||
PrintAndLog(" Start | End | Src | Data (! denotes parity error) | CRC | Annotation |");
|
||||
PrintAndLog("------------|------------|-----|-----------------------------------------------------------------|-----|--------------------|");
|
||||
|
||||
ClearAuthData();
|
||||
while(tracepos < traceLen)
|
||||
{
|
||||
tracepos = printTraceLine(tracepos, traceLen, trace, protocol, showWaitCycles, markCRCBytes);
|
||||
}
|
||||
}
|
||||
|
||||
free(trace);
|
||||
return 0;
|
||||
}
|
||||
|
||||
int CmdHFSearch(const char *Cmd){
|
||||
int ans = 0;
|
||||
PrintAndLog("");
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue