- int i, j, k, n;
- int segment_len = 0;
- int segment_flag = 0;
- int stamp_len = 0;
- int crc = 0;
- int wrp = 0;
- int wrc = 0;
- uint8_t data_buf[1024]; // receiver buffer
- char out_string[3076]; // just use big buffer - bad practice
- char token_type[4];
-
- // copy data from proxmark into buffer
- GetFromBigBuf(data_buf,sizeof(data_buf),0);
- WaitForResponse(CMD_ACK,NULL);
-
- // Output CDF System area (9 bytes) plus remaining header area (12 bytes)
-
- PrintAndLog("\nCDF: System Area");
-
- PrintAndLog("MCD: %02x, MSN: %02x %02x %02x, MCC: %02x",
- data_buf[0],
- data_buf[1],
- data_buf[2],
- data_buf[3],
- data_buf[4]
- );
-
- crc = data_buf[4];
-
- switch (data_buf[5]&0x7f) {
- case 0x00 ... 0x2f:
- strncpy(token_type, "IAM",sizeof(token_type));
- break;
- case 0x30 ... 0x6f:
- strcpy(token_type, "SAM");
- break;
- case 0x70 ... 0x7f:
- strcpy(token_type, "GAM");
- break;
- default:
- strcpy(token_type, "???");
- break;
- }
-
- stamp_len = 0xfc - data_buf[6];
-
- PrintAndLog("DCF: %02x %02x, Token_Type=%s (OLE=%01u), Stamp_len=%02u",
- data_buf[5],
- data_buf[6],
- token_type,
- (data_buf[5]&0x80)>>7,
- stamp_len
- );
-
- PrintAndLog("WRP=%02u, WRC=%01u, RD=%01u, raw=%02x, SSC=%02x",
- data_buf[7]&0x0f,
- (data_buf[7]&0x70)>>4,
- (data_buf[7]&0x80)>>7,
- data_buf[7],
- data_buf[8]
- );
-
- PrintAndLog("Remaining Header Area");
-
- PrintAndLog("%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
- data_buf[9],
- data_buf[10],
- data_buf[11],
- data_buf[12],
- data_buf[13],
- data_buf[14],
- data_buf[15],
- data_buf[16],
- data_buf[17],
- data_buf[18],
- data_buf[19],
- data_buf[20],
- data_buf[21]
- );
-
- PrintAndLog("\nADF: User Area");
-
- i = 22;
- for (n=0; n<64; n++) {
- segment_len = ((data_buf[i+1]^crc)&0x0f) * 256 + (data_buf[i]^crc);
- segment_flag = ((data_buf[i+1]^crc)&0xf0)>>4;
-
- wrp = (data_buf[i+2]^crc);
- wrc = ((data_buf[i+3]^crc)&0x70)>>4;
-
- PrintAndLog("Segment %02u: raw header=%02x %02x %02x %02x, flag=%01x (valid=%01u, last=%01u), len=%04u, WRP=%02u, WRC=%02u, RD=%01u, CRC=%02x",
- n,
- data_buf[i]^crc,
- data_buf[i+1]^crc,
- data_buf[i+2]^crc,
- data_buf[i+3]^crc,
- segment_flag,
- (segment_flag&0x4)>>2,
- (segment_flag&0x8)>>3,
- segment_len,
- wrp,
- wrc,
- ((data_buf[i+3]^crc)&0x80)>>7,
- (data_buf[i+4]^crc)
- );
-
- i+=5;
-
- if (wrc>0) {
- PrintAndLog("WRC protected area:");
- for (k=0, j=0; k < wrc && j<(sizeof(out_string)-3); k++, i++, j += 3) {
- sprintf(&out_string[j], "%02x", (data_buf[i]^crc));
- out_string[j+2] = ' ';
- };
-
- out_string[j] = '\0';
-
- PrintAndLog("%s", out_string);
- }
-
- if (wrp>wrc) {
- PrintAndLog("Remaining write protected area:");
-
- for (k=0, j=0; k < (wrp-wrc) && j<(sizeof(out_string)-3); k++, i++, j += 3) {
- sprintf(&out_string[j], "%02x", (data_buf[i]^crc));
- out_string[j+2] = ' ';
- };
-
- out_string[j] = '\0';
-
- PrintAndLog("%s", out_string);
- if((wrp-wrc) == 8) {
- sprintf(out_string,"Card ID: %2X%02X%02X",data_buf[i-4]^crc,data_buf[i-3]^crc,data_buf[i-2]^crc);
- PrintAndLog("%s", out_string);
- }
- }
-
- PrintAndLog("Remaining segment payload:");
- for (k=0, j=0; k < (segment_len - wrp - 5) && j<(sizeof(out_string)-3); k++, i++, j += 3) {
- sprintf(&out_string[j], "%02x", (data_buf[i]^crc));
- out_string[j+2] = ' ';
- };
-
- out_string[j] = '\0';
-
- PrintAndLog("%s", out_string);
-
- // end with last segment
- if (segment_flag & 0x8)
- return 0;
- };
- return 0;
+ int i, j, k, n;
+ int segment_len = 0;
+ int segment_flag = 0;
+ int stamp_len = 0;
+ int crc = 0;
+ int wrp = 0;
+ int wrc = 0;
+ uint8_t data_buf[1053]; // receiver buffer
+ char out_string[3076]; // just use big buffer - bad practice
+ char token_type[4];
+
+ // copy data from proxmark into buffer
+ GetFromBigBuf(data_buf, sizeof(data_buf), 0, NULL, -1, false);
+
+ // Output CDF System area (9 bytes) plus remaining header area (12 bytes)
+
+ PrintAndLog("\nCDF: System Area");
+
+ PrintAndLog("MCD: %02x, MSN: %02x %02x %02x, MCC: %02x",
+ data_buf[0],
+ data_buf[1],
+ data_buf[2],
+ data_buf[3],
+ data_buf[4]
+ );
+
+ crc = data_buf[4];
+
+ switch (data_buf[5]&0x7f) {
+ case 0x00 ... 0x2f:
+ strncpy(token_type, "IAM",sizeof(token_type));
+ break;
+ case 0x30 ... 0x6f:
+ strcpy(token_type, "SAM");
+ break;
+ case 0x70 ... 0x7f:
+ strcpy(token_type, "GAM");
+ break;
+ default:
+ strcpy(token_type, "???");
+ break;
+ }
+
+ stamp_len = 0xfc - data_buf[6];
+
+ PrintAndLog("DCF: %02x %02x, Token_Type=%s (OLE=%01u), Stamp_len=%02u",
+ data_buf[5],
+ data_buf[6],
+ token_type,
+ (data_buf[5]&0x80)>>7,
+ stamp_len
+ );
+
+ PrintAndLog("WRP=%02u, WRC=%01u, RD=%01u, raw=%02x, SSC=%02x",
+ data_buf[7]&0x0f,
+ (data_buf[7]&0x70)>>4,
+ (data_buf[7]&0x80)>>7,
+ data_buf[7],
+ data_buf[8]
+ );
+
+ PrintAndLog("Remaining Header Area");
+
+ PrintAndLog("%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
+ data_buf[9],
+ data_buf[10],
+ data_buf[11],
+ data_buf[12],
+ data_buf[13],
+ data_buf[14],
+ data_buf[15],
+ data_buf[16],
+ data_buf[17],
+ data_buf[18],
+ data_buf[19],
+ data_buf[20],
+ data_buf[21]
+ );
+
+ PrintAndLog("\nADF: User Area");
+
+ i = 22;
+ for (n=0; n<64; n++) {
+ segment_len = ((data_buf[i+1]^crc)&0x0f) * 256 + (data_buf[i]^crc);
+ segment_flag = ((data_buf[i+1]^crc)&0xf0)>>4;
+
+ wrp = (data_buf[i+2]^crc);
+ wrc = ((data_buf[i+3]^crc)&0x70)>>4;
+
+ PrintAndLog("Segment %02u: raw header=%02x %02x %02x %02x, flag=%01x (valid=%01u, last=%01u), len=%04u, WRP=%02u, WRC=%02u, RD=%01u, CRC=%02x",
+ n,
+ data_buf[i]^crc,
+ data_buf[i+1]^crc,
+ data_buf[i+2]^crc,
+ data_buf[i+3]^crc,
+ segment_flag,
+ (segment_flag&0x4)>>2,
+ (segment_flag&0x8)>>3,
+ segment_len,
+ wrp,
+ wrc,
+ ((data_buf[i+3]^crc)&0x80)>>7,
+ (data_buf[i+4]^crc)
+ );
+
+ i+=5;
+
+ if (wrc>0) {
+ PrintAndLog("WRC protected area:");
+ for (k=0, j=0; k < wrc && j<(sizeof(out_string)-3); k++, i++, j += 3) {
+ sprintf(&out_string[j], "%02x", (data_buf[i]^crc));
+ out_string[j+2] = ' ';
+ };
+
+ out_string[j] = '\0';
+
+ PrintAndLog("%s", out_string);
+ }
+
+ if (wrp>wrc) {
+ PrintAndLog("Remaining write protected area:");
+
+ for (k=0, j=0; k < (wrp-wrc) && j<(sizeof(out_string)-3); k++, i++, j += 3) {
+ sprintf(&out_string[j], "%02x", (data_buf[i]^crc));
+ out_string[j+2] = ' ';
+ };
+
+ out_string[j] = '\0';
+
+ PrintAndLog("%s", out_string);
+ if((wrp-wrc) == 8) {
+ sprintf(out_string,"Card ID: %2X%02X%02X",data_buf[i-4]^crc,data_buf[i-3]^crc,data_buf[i-2]^crc);
+ PrintAndLog("%s", out_string);
+ }
+ }
+
+ PrintAndLog("Remaining segment payload:");
+ for (k=0, j=0; k < (segment_len - wrp - 5) && j<(sizeof(out_string)-3); k++, i++, j += 3) {
+ sprintf(&out_string[j], "%02x", (data_buf[i]^crc));
+ out_string[j+2] = ' ';
+ };
+
+ out_string[j] = '\0';
+
+ PrintAndLog("%s", out_string);
+
+ // end with last segment
+ if (segment_flag & 0x8)
+ return 0;
+ };
+ return 0;