mirror of
https://github.com/Proxmark/proxmark3.git
synced 2025-07-13 08:43:01 -07:00
@iceman1001 s coverity fixes
resource leak in hf mf sniff possible overflow in hf 14a raw - add check to fix
This commit is contained in:
marshmellow42
parent
33c795d0bd
commit
fd9172d5c2
2 changed files with 203 additions and 167 deletions
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@ -352,16 +352,16 @@ int CmdHF14AReader(const char *Cmd)
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PrintAndLog(" x0 -> <1 kByte");
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break;
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case 0x01:
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PrintAndLog(" x1 -> 1 kByte");
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PrintAndLog(" x0 -> 1 kByte");
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break;
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case 0x02:
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PrintAndLog(" x2 -> 2 kByte");
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PrintAndLog(" x0 -> 2 kByte");
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break;
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case 0x03:
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PrintAndLog(" x3 -> 4 kByte");
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PrintAndLog(" x0 -> 4 kByte");
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break;
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case 0x04:
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PrintAndLog(" x4 -> 8 kByte");
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PrintAndLog(" x0 -> 8 kByte");
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break;
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}
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switch (card.ats[pos + 3] & 0xf0) {
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@ -458,85 +458,109 @@ int CmdHF14ACUIDs(const char *Cmd)
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return 1;
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}
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// ## simulate iso14443a tag
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// ## greg - added ability to specify tag UID
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int CmdHF14ASim(const char *Cmd)
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{
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UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{0,0,0}};
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// Retrieve the tag type
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uint8_t tagtype = param_get8ex(Cmd,0,0,10);
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// When no argument was given, just print help message
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if (tagtype == 0) {
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PrintAndLog("");
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PrintAndLog(" Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID");
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PrintAndLog("");
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PrintAndLog(" syntax: hf 14a sim <type> <uid>");
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PrintAndLog(" types: 1 = MIFARE Classic");
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int usage_hf_14a_sim(void) {
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PrintAndLog("\n Emulating ISO/IEC 14443 type A tag with 4 or 7 byte UID\n");
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PrintAndLog("Usage: hf 14a sim t <type> u <uid> x");
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PrintAndLog(" Options : ");
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PrintAndLog(" h : this help");
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PrintAndLog(" t : 1 = MIFARE Classic");
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PrintAndLog(" 2 = MIFARE Ultralight");
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PrintAndLog(" 3 = MIFARE Desfire");
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PrintAndLog(" 4 = ISO/IEC 14443-4");
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PrintAndLog(" 5 = MIFARE Tnp3xxx");
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PrintAndLog("");
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return 1;
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PrintAndLog(" 6 = MIFARE Mini");
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PrintAndLog(" 7 = NTAG 215 from emu mem");
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PrintAndLog(" u : 4 or 7 byte UID");
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PrintAndLog(" x : (Optional) performs the 'reader attack', nr/ar attack against a legitimate reader");
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PrintAndLog("\n sample : hf 14a sim t 1 u 1122344");
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PrintAndLog(" : hf 14a sim t 1 u 1122344 x\n");
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return 0;
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}
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// ## simulate iso14443a tag
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// ## greg - added ability to specify tag UID
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int CmdHF14ASim(const char *Cmd)
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{
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bool errors = FALSE;
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uint8_t flags = 0;
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uint8_t tagtype = 1;
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uint64_t uid = 0;
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uint8_t cmdp = 0;
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// Store the tag type
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c.arg[0] = tagtype;
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while(param_getchar(Cmd, cmdp) != 0x00)
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{
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switch(param_getchar(Cmd, cmdp))
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{
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case 'h':
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case 'H':
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return usage_hf_14a_sim();
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case 't':
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case 'T':
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// Retrieve the tag type
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tagtype = param_get8ex(Cmd, cmdp+1, 0, 10);
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if (tagtype == 0)
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errors = true;
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cmdp += 2;
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break;
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case 'u':
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case 'U':
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// Retrieve the full 4 or 7 byte long uid
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uint64_t long_uid = param_get64ex(Cmd,1,0,16);
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uid = param_get64ex(Cmd, cmdp+1, 0, 16);
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if (uid == 0 )
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errors = TRUE;
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// Are we handling the (optional) second part uid?
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if (long_uid > 0xffffffff) {
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PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",long_uid);
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// Store the second part
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c.arg[2] = (long_uid & 0xffffffff);
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long_uid >>= 32;
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// Store the first part, ignore the first byte, it is replaced by cascade byte (0x88)
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c.arg[1] = (long_uid & 0xffffff);
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if (uid > 0xffffffff) {
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PrintAndLog("Emulating ISO/IEC 14443 type A tag with 7 byte UID (%014"llx")",uid);
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flags |= FLAG_7B_UID_IN_DATA;
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} else {
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PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",long_uid);
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// Only store the first part
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c.arg[1] = long_uid & 0xffffffff;
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PrintAndLog("Emulating ISO/IEC 14443 type A tag with 4 byte UID (%08x)",uid);
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flags |= FLAG_4B_UID_IN_DATA;
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}
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/*
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// At lease save the mandatory first part of the UID
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c.arg[0] = long_uid & 0xffffffff;
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if (c.arg[1] == 0) {
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PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
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cmdp += 2;
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break;
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case 'x':
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case 'X':
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flags |= FLAG_NR_AR_ATTACK;
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cmdp++;
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break;
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default:
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PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
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errors = true;
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break;
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}
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if(errors) break;
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}
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switch (c.arg[0]) {
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case 1: {
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PrintAndLog("Emulating ISO/IEC 14443-3 type A tag with 4 byte UID");
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UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)};
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} break;
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case 2: {
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PrintAndLog("Emulating ISO/IEC 14443-4 type A tag with 7 byte UID");
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} break;
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default: {
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PrintAndLog("Error: unkown tag type (%d)",c.arg[0]);
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PrintAndLog("syntax: hf 14a sim <uid>",c.arg[0]);
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PrintAndLog(" type1: 4 ",c.arg[0]);
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//Validations
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if (errors) return usage_hf_14a_sim();
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return 1;
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} break;
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}
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*/
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/*
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unsigned int hi = 0, lo = 0;
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int n = 0, i = 0;
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while (sscanf(&Cmd[i++], "%1x", &n ) == 1) {
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hi= (hi << 4) | (lo >> 28);
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lo= (lo << 4) | (n & 0xf);
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}
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*/
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// UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,param_get32ex(Cmd,0,0,10),param_get32ex(Cmd,1,0,16),param_get32ex(Cmd,2,0,16)};
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// PrintAndLog("Emulating ISO/IEC 14443 type A tag with UID %01d %08x %08x",c.arg[0],c.arg[1],c.arg[2]);
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PrintAndLog("Press pm3-button to abort simulation");
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UsbCommand c = {CMD_SIMULATE_TAG_ISO_14443a,{ tagtype, flags, 0 }};
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num_to_bytes(uid, 7, c.d.asBytes);
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clearCommandBuffer();
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SendCommand(&c);
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//uint8_t data[40];
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//uint8_t key[6];
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UsbCommand resp;
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while(!ukbhit()){
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if ( WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
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if ( (resp.arg[0] & 0xffff) == CMD_SIMULATE_MIFARE_CARD ){
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// attempt to get key:
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// TODO:
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//memset(data, 0x00, sizeof(data));
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//memset(key, 0x00, sizeof(key));
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//int len = (resp.arg[1] > sizeof(data)) ? sizeof(data) : resp.arg[1];
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//memcpy(data, resp.d.asBytes, len);
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//tryMfk32(uid, data, key);
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//tryMfk32_moebius(uid, data, key);
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//tryMfk64(uid, data, key);
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//PrintAndLog("--");
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}
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}
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}
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return 0;
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}
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@ -706,6 +730,7 @@ int CmdHF14ACmdRaw(const char *cmd) {
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c.arg[0] |= ISO14A_TOPAZMODE;
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// Max buffer is USB_CMD_DATA_SIZE
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datalen = (datalen > USB_CMD_DATA_SIZE) ? USB_CMD_DATA_SIZE : datalen;
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c.arg[1] = (datalen & 0xFFFF) | (numbits << 16);
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memcpy(c.d.asBytes,data,datalen);
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143
client/cmdhfmf.c
143
client/cmdhfmf.c
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@ -124,6 +124,7 @@ int CmdHF14AMfWrBl(const char *Cmd)
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UsbCommand c = {CMD_MIFARE_WRITEBL, {blockNo, keyType, 0}};
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memcpy(c.d.asBytes, key, 6);
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memcpy(c.d.asBytes + 10, bldata, 16);
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clearCommandBuffer();
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SendCommand(&c);
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UsbCommand resp;
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@ -167,6 +168,7 @@ int CmdHF14AMfRdBl(const char *Cmd)
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UsbCommand c = {CMD_MIFARE_READBL, {blockNo, keyType, 0}};
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memcpy(c.d.asBytes, key, 6);
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clearCommandBuffer();
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SendCommand(&c);
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UsbCommand resp;
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@ -220,6 +222,7 @@ int CmdHF14AMfRdSc(const char *Cmd)
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UsbCommand c = {CMD_MIFARE_READSC, {sectorNo, keyType, 0}};
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memcpy(c.d.asBytes, key, 6);
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clearCommandBuffer();
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SendCommand(&c);
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PrintAndLog(" ");
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@ -326,6 +329,7 @@ int CmdHF14AMfDump(const char *Cmd)
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for (sectorNo = 0; sectorNo < numSectors; sectorNo++) {
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UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + NumBlocksPerSector(sectorNo) - 1, 0, 0}};
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memcpy(c.d.asBytes, keyA[sectorNo], 6);
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clearCommandBuffer();
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SendCommand(&c);
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if (WaitForResponseTimeout(CMD_ACK,&resp,1500)) {
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@ -360,6 +364,7 @@ int CmdHF14AMfDump(const char *Cmd)
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if (blockNo == NumBlocksPerSector(sectorNo) - 1) { // sector trailer. At least the Access Conditions can always be read with key A.
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UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
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memcpy(c.d.asBytes, keyA[sectorNo], 6);
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clearCommandBuffer();
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SendCommand(&c);
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received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
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} else { // data block. Check if it can be read with key A or key B
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@ -367,6 +372,7 @@ int CmdHF14AMfDump(const char *Cmd)
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if ((rights[sectorNo][data_area] == 0x03) || (rights[sectorNo][data_area] == 0x05)) { // only key B would work
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UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 1, 0}};
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memcpy(c.d.asBytes, keyB[sectorNo], 6);
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clearCommandBuffer();
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SendCommand(&c);
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received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
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} else if (rights[sectorNo][data_area] == 0x07) { // no key would work
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@ -375,6 +381,7 @@ int CmdHF14AMfDump(const char *Cmd)
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} else { // key A would work
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UsbCommand c = {CMD_MIFARE_READBL, {FirstBlockOfSector(sectorNo) + blockNo, 0, 0}};
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memcpy(c.d.asBytes, keyA[sectorNo], 6);
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clearCommandBuffer();
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SendCommand(&c);
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received = WaitForResponseTimeout(CMD_ACK,&resp,1500);
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}
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@ -518,6 +525,7 @@ int CmdHF14AMfRestore(const char *Cmd)
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PrintAndLog("Writing to block %3d: %s", FirstBlockOfSector(sectorNo) + blockNo, sprint_hex(bldata, 16));
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memcpy(c.d.asBytes + 10, bldata, 16);
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clearCommandBuffer();
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SendCommand(&c);
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UsbCommand resp;
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@ -1069,6 +1077,7 @@ int CmdHF14AMf1kSim(const char *Cmd)
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UsbCommand c = {CMD_SIMULATE_MIFARE_CARD, {flags, exitAfterNReads,0}};
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memcpy(c.d.asBytes, uid, sizeof(uid));
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clearCommandBuffer();
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SendCommand(&c);
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if(flags & FLAG_INTERACTIVE)
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@ -1144,7 +1153,6 @@ int CmdHF14AMfEClear(const char *Cmd)
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return 0;
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}
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int CmdHF14AMfESet(const char *Cmd)
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{
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uint8_t memBlock[16];
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@ -1172,7 +1180,6 @@ int CmdHF14AMfESet(const char *Cmd)
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return 0;
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}
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int CmdHF14AMfELoad(const char *Cmd)
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{
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FILE * f;
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@ -1182,13 +1189,13 @@ int CmdHF14AMfELoad(const char *Cmd)
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uint8_t buf8[64] = {0x00};
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int i, len, blockNum, numBlocks;
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int nameParamNo = 1;
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uint8_t blockWidth = 32;
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char ctmp = param_getchar(Cmd, 0);
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if ( ctmp == 'h' || ctmp == 0x00) {
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PrintAndLog("It loads emul dump from the file `filename.eml`");
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PrintAndLog("Usage: hf mf eload [card memory] <file name w/o `.eml`>");
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PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
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PrintAndLog("Usage: hf mf eload [card memory] <file name w/o `.eml`> [numblocks]");
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PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K, u = UL");
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PrintAndLog("");
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PrintAndLog(" sample: hf mf eload filename");
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PrintAndLog(" hf mf eload 4 filename");
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@ -1201,14 +1208,17 @@ int CmdHF14AMfELoad(const char *Cmd)
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case '\0': numBlocks = 16*4; break;
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case '2' : numBlocks = 32*4; break;
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case '4' : numBlocks = 256; break;
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case 'U' : // fall through
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case 'u' : numBlocks = 255; blockWidth = 8; break;
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default: {
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numBlocks = 16*4;
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nameParamNo = 0;
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}
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}
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uint32_t numblk2 = param_get32ex(Cmd,2,0,10);
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if (numblk2 > 0) numBlocks = numblk2;
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len = param_getstr(Cmd,nameParamNo,filename);
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if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4;
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fnameptr += len;
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@ -1235,19 +1245,18 @@ int CmdHF14AMfELoad(const char *Cmd)
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return 2;
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}
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if (strlen(buf) < 32){
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if (strlen(buf) < blockWidth){
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if(strlen(buf) && feof(f))
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break;
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PrintAndLog("File content error. Block data must include 32 HEX symbols");
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PrintAndLog("File content error. Block data must include %d HEX symbols", blockWidth);
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fclose(f);
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return 2;
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}
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for (i = 0; i < 32; i += 2) {
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for (i = 0; i < blockWidth; i += 2) {
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sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
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}
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if (mfEmlSetMem(buf8, blockNum, 1)) {
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if (mfEmlSetMem_xt(buf8, blockNum, 1, blockWidth/2)) {
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PrintAndLog("Cant set emul block: %3d", blockNum);
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fclose(f);
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return 3;
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@ -1268,7 +1277,6 @@ int CmdHF14AMfELoad(const char *Cmd)
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return 0;
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}
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int CmdHF14AMfESave(const char *Cmd)
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{
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FILE * f;
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@ -1354,7 +1362,6 @@ int CmdHF14AMfESave(const char *Cmd)
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return 0;
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}
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int CmdHF14AMfECFill(const char *Cmd)
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{
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uint8_t keyType = 0;
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@ -1394,7 +1401,6 @@ int CmdHF14AMfECFill(const char *Cmd)
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return 0;
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}
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int CmdHF14AMfEKeyPrn(const char *Cmd)
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{
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int i;
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@ -1402,7 +1408,9 @@ int CmdHF14AMfEKeyPrn(const char *Cmd)
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uint8_t data[16];
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uint64_t keyA, keyB;
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if (param_getchar(Cmd, 0) == 'h') {
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char cmdp = param_getchar(Cmd, 0);
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if ( cmdp == 'h' || cmdp == 'H') {
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PrintAndLog("It prints the keys loaded in the emulator memory");
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PrintAndLog("Usage: hf mf ekeyprn [card memory]");
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PrintAndLog(" [card memory]: 0 = 320 bytes (Mifare Mini), 1 = 1K (default), 2 = 2K, 4 = 4K");
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@ -1411,8 +1419,6 @@ int CmdHF14AMfEKeyPrn(const char *Cmd)
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return 0;
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}
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char cmdp = param_getchar(Cmd, 0);
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switch (cmdp) {
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case '0' : numSectors = 5; break;
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case '1' :
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@ -1439,7 +1445,6 @@ int CmdHF14AMfEKeyPrn(const char *Cmd)
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return 0;
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}
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int CmdHF14AMfCSetUID(const char *Cmd)
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{
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uint8_t wipeCard = 0;
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||||
|
|
@ -1513,7 +1518,7 @@ int CmdHF14AMfCSetBlk(const char *Cmd)
|
|||
{
|
||||
uint8_t memBlock[16] = {0x00};
|
||||
uint8_t blockNo = 0;
|
||||
bool wipeCard = FALSE;
|
||||
uint8_t params = MAGIC_SINGLE;
|
||||
int res;
|
||||
|
||||
if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
|
||||
|
|
@ -1532,10 +1537,12 @@ int CmdHF14AMfCSetBlk(const char *Cmd)
|
|||
}
|
||||
|
||||
char ctmp = param_getchar(Cmd, 2);
|
||||
wipeCard = (ctmp == 'w' || ctmp == 'W');
|
||||
if (ctmp == 'w' || ctmp == 'W')
|
||||
params |= MAGIC_WIPE;
|
||||
|
||||
PrintAndLog("--block number:%2d data:%s", blockNo, sprint_hex(memBlock, 16));
|
||||
|
||||
res = mfCSetBlock(blockNo, memBlock, NULL, wipeCard, CSETBLOCK_SINGLE_OPER);
|
||||
res = mfCSetBlock(blockNo, memBlock, NULL, params);
|
||||
if (res) {
|
||||
PrintAndLog("Can't write block. error=%d", res);
|
||||
return 1;
|
||||
|
|
@ -1543,18 +1550,21 @@ int CmdHF14AMfCSetBlk(const char *Cmd)
|
|||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int CmdHF14AMfCLoad(const char *Cmd)
|
||||
{
|
||||
FILE * f;
|
||||
char filename[FILE_PATH_SIZE] = {0x00};
|
||||
char filename[FILE_PATH_SIZE];
|
||||
char * fnameptr = filename;
|
||||
char buf[64] = {0x00};
|
||||
uint8_t buf8[64] = {0x00};
|
||||
uint8_t fillFromEmulator = 0;
|
||||
int i, len, blockNum, flags=0;
|
||||
|
||||
if (param_getchar(Cmd, 0) == 'h' || param_getchar(Cmd, 0)== 0x00) {
|
||||
memset(filename, 0, sizeof(filename));
|
||||
|
||||
char ctmp = param_getchar(Cmd, 0);
|
||||
|
||||
if (ctmp == 'h' || ctmp == 'H' || ctmp == 0x00) {
|
||||
PrintAndLog("It loads magic Chinese card from the file `filename.eml`");
|
||||
PrintAndLog("or from emulator memory (option `e`)");
|
||||
PrintAndLog("Usage: hf mf cload <file name w/o `.eml`>");
|
||||
|
|
@ -1563,7 +1573,6 @@ int CmdHF14AMfCLoad(const char *Cmd)
|
|||
return 0;
|
||||
}
|
||||
|
||||
char ctmp = param_getchar(Cmd, 0);
|
||||
if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
|
||||
|
||||
if (fillFromEmulator) {
|
||||
|
|
@ -1572,11 +1581,11 @@ int CmdHF14AMfCLoad(const char *Cmd)
|
|||
PrintAndLog("Cant get block: %d", blockNum);
|
||||
return 2;
|
||||
}
|
||||
if (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; // switch on field and send magic sequence
|
||||
if (blockNum == 0) flags = MAGIC_INIT + MAGIC_WUPC; // switch on field and send magic sequence
|
||||
if (blockNum == 1) flags = 0; // just write
|
||||
if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; // Done. Magic Halt and switch off field.
|
||||
if (blockNum == 16 * 4 - 1) flags = MAGIC_HALT + MAGIC_OFF; // Done. Magic Halt and switch off field.
|
||||
|
||||
if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
|
||||
if (mfCSetBlock(blockNum, buf8, NULL, flags)) {
|
||||
PrintAndLog("Cant set magic card block: %d", blockNum);
|
||||
return 3;
|
||||
}
|
||||
|
|
@ -1619,11 +1628,11 @@ int CmdHF14AMfCLoad(const char *Cmd)
|
|||
for (i = 0; i < 32; i += 2)
|
||||
sscanf(&buf[i], "%02x", (unsigned int *)&buf8[i / 2]);
|
||||
|
||||
if (blockNum == 0) flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC; // switch on field and send magic sequence
|
||||
if (blockNum == 0) flags = MAGIC_INIT + MAGIC_WUPC; // switch on field and send magic sequence
|
||||
if (blockNum == 1) flags = 0; // just write
|
||||
if (blockNum == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD; // Done. Switch off field.
|
||||
if (blockNum == 16 * 4 - 1) flags = MAGIC_HALT + MAGIC_OFF; // Done. Switch off field.
|
||||
|
||||
if (mfCSetBlock(blockNum, buf8, NULL, 0, flags)) {
|
||||
if (mfCSetBlock(blockNum, buf8, NULL, flags)) {
|
||||
PrintAndLog("Can't set magic card block: %d", blockNum);
|
||||
return 3;
|
||||
}
|
||||
|
|
@ -1644,12 +1653,13 @@ int CmdHF14AMfCLoad(const char *Cmd)
|
|||
}
|
||||
|
||||
int CmdHF14AMfCGetBlk(const char *Cmd) {
|
||||
uint8_t memBlock[16];
|
||||
uint8_t data[16];
|
||||
uint8_t blockNo = 0;
|
||||
int res;
|
||||
memset(memBlock, 0x00, sizeof(memBlock));
|
||||
memset(data, 0x00, sizeof(data));
|
||||
char ctmp = param_getchar(Cmd, 0);
|
||||
|
||||
if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
|
||||
if (strlen(Cmd) < 1 || ctmp == 'h' || ctmp == 'H') {
|
||||
PrintAndLog("Usage: hf mf cgetblk <block number>");
|
||||
PrintAndLog("sample: hf mf cgetblk 1");
|
||||
PrintAndLog("Get block data from magic Chinese card (only works with such cards)\n");
|
||||
|
|
@ -1660,23 +1670,24 @@ int CmdHF14AMfCGetBlk(const char *Cmd) {
|
|||
|
||||
PrintAndLog("--block number:%2d ", blockNo);
|
||||
|
||||
res = mfCGetBlock(blockNo, memBlock, CSETBLOCK_SINGLE_OPER);
|
||||
res = mfCGetBlock(blockNo, data, MAGIC_SINGLE);
|
||||
if (res) {
|
||||
PrintAndLog("Can't read block. error=%d", res);
|
||||
return 1;
|
||||
}
|
||||
|
||||
PrintAndLog("block data:%s", sprint_hex(memBlock, 16));
|
||||
PrintAndLog("block data:%s", sprint_hex(data, sizeof(data)));
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int CmdHF14AMfCGetSc(const char *Cmd) {
|
||||
uint8_t memBlock[16] = {0x00};
|
||||
uint8_t data[16];
|
||||
uint8_t sectorNo = 0;
|
||||
int i, res, flags;
|
||||
memset(data, 0x00, sizeof(data));
|
||||
char ctmp = param_getchar(Cmd, 0);
|
||||
|
||||
if (strlen(Cmd) < 1 || param_getchar(Cmd, 0) == 'h') {
|
||||
if (strlen(Cmd) < 1 || ctmp == 'h' || ctmp == 'H') {
|
||||
PrintAndLog("Usage: hf mf cgetsc <sector number>");
|
||||
PrintAndLog("sample: hf mf cgetsc 0");
|
||||
PrintAndLog("Get sector data from magic Chinese card (only works with such cards)\n");
|
||||
|
|
@ -1690,37 +1701,37 @@ int CmdHF14AMfCGetSc(const char *Cmd) {
|
|||
}
|
||||
|
||||
PrintAndLog("--sector number:%d ", sectorNo);
|
||||
PrintAndLog("block | data");
|
||||
|
||||
flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
|
||||
flags = MAGIC_INIT + MAGIC_WUPC;
|
||||
for (i = 0; i < 4; i++) {
|
||||
if (i == 1) flags = 0;
|
||||
if (i == 3) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
|
||||
if (i == 3) flags = MAGIC_HALT + MAGIC_OFF;
|
||||
|
||||
res = mfCGetBlock(sectorNo * 4 + i, memBlock, flags);
|
||||
res = mfCGetBlock(sectorNo * 4 + i, data, flags);
|
||||
if (res) {
|
||||
PrintAndLog("Can't read block. %d error=%d", sectorNo * 4 + i, res);
|
||||
return 1;
|
||||
}
|
||||
|
||||
PrintAndLog("block %3d data:%s", sectorNo * 4 + i, sprint_hex(memBlock, 16));
|
||||
PrintAndLog(" %3d | %s", sectorNo * 4 + i, sprint_hex(data, sizeof(data)));
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
int CmdHF14AMfCSave(const char *Cmd) {
|
||||
|
||||
FILE * f;
|
||||
char filename[FILE_PATH_SIZE] = {0x00};
|
||||
char filename[FILE_PATH_SIZE];
|
||||
char * fnameptr = filename;
|
||||
uint8_t fillFromEmulator = 0;
|
||||
uint8_t buf[64] = {0x00};
|
||||
uint8_t buf[64];
|
||||
int i, j, len, flags;
|
||||
|
||||
// memset(filename, 0, sizeof(filename));
|
||||
// memset(buf, 0, sizeof(buf));
|
||||
memset(filename, 0, sizeof(filename));
|
||||
memset(buf, 0, sizeof(buf));
|
||||
char ctmp = param_getchar(Cmd, 0);
|
||||
|
||||
if (param_getchar(Cmd, 0) == 'h') {
|
||||
if ( ctmp == 'h' || ctmp == 'H' ) {
|
||||
PrintAndLog("It saves `magic Chinese` card dump into the file `filename.eml` or `cardID.eml`");
|
||||
PrintAndLog("or into emulator memory (option `e`)");
|
||||
PrintAndLog("Usage: hf mf esave [file name w/o `.eml`][e]");
|
||||
|
|
@ -1729,16 +1740,14 @@ int CmdHF14AMfCSave(const char *Cmd) {
|
|||
PrintAndLog(" hf mf esave e \n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
char ctmp = param_getchar(Cmd, 0);
|
||||
if (ctmp == 'e' || ctmp == 'E') fillFromEmulator = 1;
|
||||
|
||||
if (fillFromEmulator) {
|
||||
// put into emulator
|
||||
flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
|
||||
flags = MAGIC_INIT + MAGIC_WUPC;
|
||||
for (i = 0; i < 16 * 4; i++) {
|
||||
if (i == 1) flags = 0;
|
||||
if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
|
||||
if (i == 16 * 4 - 1) flags = MAGIC_HALT + MAGIC_OFF;
|
||||
|
||||
if (mfCGetBlock(i, buf, flags)) {
|
||||
PrintAndLog("Cant get block: %d", i);
|
||||
|
|
@ -1755,14 +1764,14 @@ int CmdHF14AMfCSave(const char *Cmd) {
|
|||
len = strlen(Cmd);
|
||||
if (len > FILE_PATH_SIZE - 4) len = FILE_PATH_SIZE - 4;
|
||||
|
||||
// get filename based on UID
|
||||
if (len < 1) {
|
||||
// get filename
|
||||
if (mfCGetBlock(0, buf, CSETBLOCK_SINGLE_OPER)) {
|
||||
|
||||
if (mfCGetBlock(0, buf, MAGIC_SINGLE)) {
|
||||
PrintAndLog("Cant get block: %d", 0);
|
||||
len = sprintf(fnameptr, "dump");
|
||||
fnameptr += len;
|
||||
}
|
||||
else {
|
||||
} else {
|
||||
for (j = 0; j < 7; j++, fnameptr += 2)
|
||||
sprintf(fnameptr, "%02x", buf[j]);
|
||||
}
|
||||
|
|
@ -1771,6 +1780,7 @@ int CmdHF14AMfCSave(const char *Cmd) {
|
|||
fnameptr += len;
|
||||
}
|
||||
|
||||
// add .eml extension
|
||||
sprintf(fnameptr, ".eml");
|
||||
|
||||
// open file
|
||||
|
|
@ -1782,10 +1792,10 @@ int CmdHF14AMfCSave(const char *Cmd) {
|
|||
}
|
||||
|
||||
// put hex
|
||||
flags = CSETBLOCK_INIT_FIELD + CSETBLOCK_WUPC;
|
||||
flags = MAGIC_INIT + MAGIC_WUPC;
|
||||
for (i = 0; i < 16 * 4; i++) {
|
||||
if (i == 1) flags = 0;
|
||||
if (i == 16 * 4 - 1) flags = CSETBLOCK_HALT + CSETBLOCK_RESET_FIELD;
|
||||
if (i == 16 * 4 - 1) flags = MAGIC_HALT + MAGIC_OFF;
|
||||
|
||||
if (mfCGetBlock(i, buf, flags)) {
|
||||
PrintAndLog("Cant get block: %d", i);
|
||||
|
|
@ -1795,15 +1805,13 @@ int CmdHF14AMfCSave(const char *Cmd) {
|
|||
fprintf(f, "%02x", buf[j]);
|
||||
fprintf(f,"\n");
|
||||
}
|
||||
fflush(f);
|
||||
fclose(f);
|
||||
|
||||
PrintAndLog("Saved to file: %s", filename);
|
||||
|
||||
return 0;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
int CmdHF14AMfSniff(const char *Cmd){
|
||||
|
||||
bool wantLogToFile = 0;
|
||||
|
|
@ -1873,7 +1881,10 @@ int CmdHF14AMfSniff(const char *Cmd){
|
|||
uint16_t traceLen = resp.arg[1];
|
||||
len = resp.arg[2];
|
||||
|
||||
if (res == 0) return 0; // we are done
|
||||
if (res == 0) {
|
||||
free(buf);
|
||||
return 0; // we are done
|
||||
}
|
||||
|
||||
if (res == 1) { // there is (more) data to be transferred
|
||||
if (pckNum == 0) { // first packet, (re)allocate necessary buffer
|
||||
|
|
@ -1952,7 +1963,7 @@ int CmdHF14AMfSniff(const char *Cmd){
|
|||
}
|
||||
|
||||
//needs nt, ar, at, Data to decrypt
|
||||
int CmdDecryptTraceCmds(const char *Cmd){
|
||||
int CmdHf14MfDecryptBytes(const char *Cmd){
|
||||
uint8_t data[50];
|
||||
int len = 0;
|
||||
param_gethex_ex(Cmd,3,data,&len);
|
||||
|
|
@ -1986,7 +1997,7 @@ static command_t CommandTable[] =
|
|||
{"cgetsc", CmdHF14AMfCGetSc, 0, "Read sector - Magic Chinese card"},
|
||||
{"cload", CmdHF14AMfCLoad, 0, "Load dump into magic Chinese card"},
|
||||
{"csave", CmdHF14AMfCSave, 0, "Save dump from magic Chinese card into file or emulator"},
|
||||
{"decrypt", CmdDecryptTraceCmds,1, "[nt] [ar_enc] [at_enc] [data] - to decrypt snoop or trace"},
|
||||
{"decrypt", CmdHf14MfDecryptBytes,1, "[nt] [ar_enc] [at_enc] [data] - to decrypt snoop or trace"},
|
||||
{NULL, NULL, 0, NULL}
|
||||
};
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue