add SRx tag lock bit to hf 14b info

diff --git a/client/cmdhf14b.c b/client/cmdhf14b.c
index f1568b9483388c9f15d64b800b6520c2e04ee051..8e0c54ba01f205c5d34b7d6ddd101a9efd794e03 100644 (file)
--- a/client/cmdhf14b.c
+++ b/client/cmdhf14b.c
@@ -265,12 +265,77 @@ char *get_ST_Chip_Model(uint8_t data){
        return retStr;
 }
 
+int print_ST_Lock_info(uint8_t model){
+       //assume connection open and tag selected...
+       uint8_t data[8] = {0x00};
+       uint8_t datalen = 2;
+       bool crc = true;
+       uint8_t resplen;
+       uint8_t blk1;
+       data[0] = 0x08;
+
+       if (model == 0x2) { //SR176 has special command:
+               data[1] = 0xf;
+               resplen = 4;                    
+       } else {
+               data[1] = 0xff;
+               resplen = 6;
+       }
+
+       //std read cmd
+       if (HF14BCmdRaw(true, &crc, true, data, &datalen, false)==0) return rawClose();
+
+       if (datalen != resplen || !crc) return rawClose();
+
+       PrintAndLog("Chip Write Protection Bits:");
+       // now interpret the data
+       switch (model){
+               case 0x0: //fall through (SRIX4K special)
+               case 0x3: //fall through (SRIx4K)
+               case 0x7: //             (SRI4K)
+                       //only need data[3]
+                       blk1 = 9;
+                       PrintAndLog("   raw: %s",printBits(8,data+3));
+                       PrintAndLog(" 07/08: %slocked", blk1, (data[3] & 1) ? "not " : "" );
+                       for (uint8_t i = 1; i<8; i++){
+                               PrintAndLog("    %02u: %slocked", blk1, (data[3] & (1 << i)) ? "not " : "" );
+                               blk1++;
+                       }
+                       break;
+               case 0x4: //fall through (SRIX512)
+               case 0x6: //fall through (SRI512)
+               case 0xC: //             (SRT512)
+                       //need data[2] and data[3]
+                       blk1 = 0;
+                       PrintAndLog("   raw: %s",printBits(16,data+2));
+                       for (uint8_t b=2; b<4; b++){
+                               for (uint8_t i=0; i<8; i++){
+                                       PrintAndLog("    %02u: %slocked", blk1, (data[b] & (1 << i)) ? "not " : "" );
+                                       blk1++;
+                               }
+                       }
+                       break;
+               case 0x2: //             (SR176)
+                       //need data[2]
+                       blk1 = 0;
+                       PrintAndLog("   raw: %s",printBits(8,data+2));
+                       for (uint8_t i = 0; i<8; i++){
+                               PrintAndLog(" %02u/%02u: %slocked", blk1, blk1+1, (data[2] & (1 << i)) ? "" : "not " );
+                               blk1+=2;
+                       }
+                       break;
+               default:
+                       return rawClose();
+       }
+       return 1;
+}
+
 // print UID info from SRx chips (ST Microelectronics)
 static void print_st_general_info(uint8_t *data){
        //uid = first 8 bytes in data
-       PrintAndLog(" UID: %s", sprint_hex(SwapEndian64(data,8,8),8));
-       PrintAndLog(" MFG: %02X, %s", data[6], getTagInfo(data[6]));
-       PrintAndLog("Chip: %02X, %s", data[5]>>2, get_ST_Chip_Model(data[5]>>2));
+       PrintAndLog("   UID: %s", sprint_hex(SwapEndian64(data,8,8),8));
+       PrintAndLog("   MFG: %02X, %s", data[6], getTagInfo(data[6]));
+       PrintAndLog("  Chip: %02X, %s", data[5]>>2, get_ST_Chip_Model(data[5]>>2));
        return;
 }
 
@@ -320,7 +385,7 @@ int HF14BStdInfo(uint8_t *data, uint8_t *datalen){
 }
 
 // SRx get and print general info about SRx chip from UID
-int HF14B_ST_Reader(uint8_t *data, uint8_t *datalen){
+int HF14B_ST_Reader(uint8_t *data, uint8_t *datalen, bool closeCon){
        bool crc = true;
        *datalen = 2;
        //wake cmd
@@ -340,7 +405,6 @@ int HF14B_ST_Reader(uint8_t *data, uint8_t *datalen){
        *datalen = 2;
 
        //leave power on
-       // verbose on for now for testing - turn off when functional
        if (HF14BCmdRaw(true, &crc, true, data, datalen, false)==0) return rawClose();
 
        if (*datalen != 3 || !crc || data[0] != chipID) return rawClose();
@@ -349,10 +413,11 @@ int HF14B_ST_Reader(uint8_t *data, uint8_t *datalen){
        data[0] = 0x0B;
        *datalen = 1;
 
-       //power off
-       // verbose on for now for testing - turn off when functional
-       if (HF14BCmdRaw(true, &crc, true, data, datalen, false)==0) return 0;
-       rawClose();
+       //leave power on
+       if (HF14BCmdRaw(true, &crc, true, data, datalen, false)==0) return rawClose();
+       //power off ?
+       if (closeCon) rawClose();
+
        if (*datalen != 10 || !crc) return 0;
 
        PrintAndLog("\n14443-3b ST tag found:");
@@ -362,10 +427,11 @@ int HF14B_ST_Reader(uint8_t *data, uint8_t *datalen){
 
 // SRx get and print full info (needs more info...)
 int HF14B_ST_Info(uint8_t *data, uint8_t *datalen){
-       if (!HF14B_ST_Reader(data, datalen)) return 0;
+       if (!HF14B_ST_Reader(data, datalen, false)) return 0;
        
        //add locking bit information here.
-
+       if (print_ST_Lock_info(data[5]>>2)) 
+               rawClose();
 
        return 1;
 }
@@ -385,6 +451,7 @@ int HF14B_Other_Reader(uint8_t *data, uint8_t *datalen){
                        PrintAndLog ("\n14443-3b tag found:");
                        PrintAndLog ("Unknown tag type answered to a 0x000b3f80 command ans:");
                        PrintAndLog ("%s",sprint_hex(data,*datalen));
+                       rawClose();
                        return 1;
                }
        }
@@ -398,6 +465,7 @@ int HF14B_Other_Reader(uint8_t *data, uint8_t *datalen){
                        PrintAndLog ("\n14443-3b tag found:");
                        PrintAndLog ("Unknown tag type answered to a 0x0A command ans:");
                        PrintAndLog ("%s",sprint_hex(data,*datalen));
+                       rawClose();
                        return 1;
                }
        }
@@ -411,6 +479,7 @@ int HF14B_Other_Reader(uint8_t *data, uint8_t *datalen){
                        PrintAndLog ("\n14443-3b tag found:");
                        PrintAndLog ("Unknown tag type answered to a 0x0C command ans:");
                        PrintAndLog ("%s",sprint_hex(data,*datalen));
+                       rawClose();
                        return 1;
                }
        }
@@ -451,7 +520,7 @@ int HF14BReader(bool verbose){
        if (HF14BStdReader(data, &datalen)) return 1;
 
        // try st 14b
-       if (HF14B_ST_Reader(data, &datalen)) return 1;
+       if (HF14B_ST_Reader(data, &datalen, true)) return 1;
 
        // try unknown 14b read commands (to be identified later)
        //   could be read of calypso, CEPAS, moneo, or pico pass.