]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/cmdhfmfu.c
@iceman1001 s coverity scan fixes
[proxmark3-svn] / client / cmdhfmfu.c
index fec7a85ec9a21462cb50dd553ff5fb813d43df7b..112828574dfc51a3a4da2c3ca413a144b6aba15c 100644 (file)
 #define MAX_NTAG_215      0x86
 #define MAX_NTAG_216      0xe6
 
-typedef enum TAGTYPE_UL {
-       UNKNOWN       = 0x0000,
-       UL            = 0x0001,
-       UL_C          = 0x0002,
-       UL_EV1_48     = 0x0004,
-       UL_EV1_128    = 0x0008,
-       NTAG          = 0x0010,
-       NTAG_213      = 0x0020,
-       NTAG_215      = 0x0040,
-       NTAG_216      = 0x0080,
-       MY_D          = 0x0100,
-       MY_D_NFC      = 0x0200,
-       MY_D_MOVE     = 0x0400,
-       MY_D_MOVE_NFC = 0x0800,
-       MAGIC         = 0x1000,
-       UL_MAGIC      = UL | MAGIC,
-       UL_C_MAGIC    = UL_C | MAGIC,
-       UL_ERROR      = 0xFFFF,
-} TagTypeUL_t;
-
 #define KEYS_3DES_COUNT 7
 uint8_t default_3des_keys[KEYS_3DES_COUNT][16] = {
                { 0x42,0x52,0x45,0x41,0x4b,0x4d,0x45,0x49,0x46,0x59,0x4f,0x55,0x43,0x41,0x4e,0x21 },// 3des std key
@@ -114,7 +94,7 @@ static void ul_switch_on_field(void) {
        SendCommand(&c);
 }
 
-static void ul_switch_off_field(void) {
+void ul_switch_off_field(void) {
        UsbCommand c = {CMD_READER_ISO_14443a, {0, 0, 0}};
        SendCommand(&c);
 }
@@ -190,9 +170,9 @@ static int ul_comp_write( uint8_t page, uint8_t *data, uint8_t datalen ){
        return -1;
 }
 
-static int ulc_requestAuthentication( uint8_t blockNo, uint8_t *nonce, uint16_t nonceLength ){
+static int ulc_requestAuthentication( uint8_t *nonce, uint16_t nonceLength ){
 
-       uint8_t cmd[] = {MIFARE_ULC_AUTH_1, blockNo};
+       uint8_t cmd[] = {MIFARE_ULC_AUTH_1, 0x00};
        int len = ul_send_cmd_raw(cmd, sizeof(cmd), nonce, nonceLength);
        if ( len == -1 ) 
                ul_switch_off_field();
@@ -237,6 +217,15 @@ static int ulev1_readCounter( uint8_t counter, uint8_t *response, uint16_t respo
        return len;
 }
 
+static int ulev1_readTearing( uint8_t counter, uint8_t *response, uint16_t responseLength ){
+
+       uint8_t cmd[] = {MIFARE_ULEV1_CHECKTEAR, counter};
+       int len = ul_send_cmd_raw(cmd, sizeof(cmd), response, responseLength);
+       if (len == -1)
+               ul_switch_off_field();
+       return len;
+}
+
 static int ulev1_readSignature( uint8_t *response, uint16_t responseLength ){
 
        uint8_t cmd[] = {MIFARE_ULEV1_READSIG, 0x00};
@@ -314,31 +303,35 @@ static int ntag_print_CC(uint8_t *data) {
        return 0;
 }
 
-static int ul_print_type(uint16_t tagtype){
+int ul_print_type(uint16_t tagtype, uint8_t spaces){
+       char spc[11] = "          ";
+       spc[10]=0x00;
+       char *spacer = spc + (10-spaces);
+
        if ( tagtype & UL )     
-               PrintAndLog("      TYPE : MIFARE Ultralight (MF0ICU1) %s [%x]", (tagtype & MAGIC)?"<magic>":"", tagtype);
+               PrintAndLog("%sTYPE : MIFARE Ultralight (MF0ICU1) %s [%x]", spacer, (tagtype & MAGIC)?"<magic>":"", tagtype);
        else if ( tagtype & UL_C)
-               PrintAndLog("      TYPE : MIFARE Ultralight C (MF0ULC) %s [%x]", (tagtype & MAGIC)?"<magic>":"", tagtype );
+               PrintAndLog("%sTYPE : MIFARE Ultralight C (MF0ULC) %s [%x]", spacer, (tagtype & MAGIC)?"<magic>":"", tagtype );
        else if ( tagtype & UL_EV1_48)
-               PrintAndLog("      TYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)"); 
+               PrintAndLog("%sTYPE : MIFARE Ultralight EV1 48bytes (MF0UL1101)", spacer); 
        else if ( tagtype & UL_EV1_128)
-               PrintAndLog("      TYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)");
+               PrintAndLog("%sTYPE : MIFARE Ultralight EV1 128bytes (MF0UL2101)", spacer);
        else if ( tagtype & NTAG_213 )
-               PrintAndLog("      TYPE : MIFARE NTAG 213 144bytes (NT2H1311G0DU)");
+               PrintAndLog("%sTYPE : MIFARE NTAG 213 144bytes (NT2H1311G0DU)", spacer);
        else if ( tagtype & NTAG_215 )
-               PrintAndLog("      TYPE : MIFARE NTAG 215 504bytes (NT2H1511G0DU)");
+               PrintAndLog("%sTYPE : MIFARE NTAG 215 504bytes (NT2H1511G0DU)", spacer);
        else if ( tagtype & NTAG_216 )
-               PrintAndLog("      TYPE : MIFARE NTAG 216 888bytes (NT2H1611G0DU)");
+               PrintAndLog("%sTYPE : MIFARE NTAG 216 888bytes (NT2H1611G0DU)", spacer);
        else if ( tagtype & MY_D )
-               PrintAndLog("      TYPE : INFINEON my-d\x99");
+               PrintAndLog("%sTYPE : INFINEON my-d\x99", spacer);
        else if ( tagtype & MY_D_NFC )
-               PrintAndLog("      TYPE : INFINEON my-d\x99 NFC");
+               PrintAndLog("%sTYPE : INFINEON my-d\x99 NFC", spacer);
        else if ( tagtype & MY_D_MOVE )
-               PrintAndLog("      TYPE : INFINEON my-d\x99 move");
+               PrintAndLog("%sTYPE : INFINEON my-d\x99 move", spacer);
        else if ( tagtype & MY_D_MOVE_NFC )
-               PrintAndLog("      TYPE : INFINEON my-d\x99 move NFC");
+               PrintAndLog("%sTYPE : INFINEON my-d\x99 move NFC", spacer);
        else
-               PrintAndLog("      TYPE : Unknown %04x",tagtype);
+               PrintAndLog("%sTYPE : Unknown %04x", spacer, tagtype);
        return 0;
 }
 
@@ -347,7 +340,7 @@ static int ulc_print_3deskey( uint8_t *data){
        PrintAndLog("         deskey1 [45/0x2D]: %s [%.4s]", sprint_hex(data+4 ,4),data+4);
        PrintAndLog("         deskey2 [46/0x2E]: %s [%.4s]", sprint_hex(data+8 ,4),data+8);
        PrintAndLog("         deskey2 [47/0x2F]: %s [%.4s]", sprint_hex(data+12,4),data+12);
-       PrintAndLog(" 3des key : %s", sprint_hex(SwapEndian64(data, 16), 16));
+       PrintAndLog("\n 3des key : %s", sprint_hex(SwapEndian64(data, 16, 8), 16));
        return 0;
 }
 
@@ -359,7 +352,7 @@ static int ulc_print_configuration( uint8_t *data){
 
        bool validAuth = (data[8] >= 0x03 && data[8] <= 0x30);
        if ( validAuth )
-               PrintAndLog("           Auth0 [42/0x2A]: %s Pages above %d needs authentication", sprint_hex(data+8, 4), data[8] );
+               PrintAndLog("           Auth0 [42/0x2A]: %s Page %d and above need authentication", sprint_hex(data+8, 4), data[8] );
        else{
                if ( data[8] == 0){
                        PrintAndLog("           Auth0 [42/0x2A]: %s default", sprint_hex(data+8, 4) );
@@ -386,7 +379,7 @@ static int ulev1_print_configuration( uint8_t *data){
 
        PrintAndLog(" cfg0 [16/0x10]: %s", sprint_hex(data, 4));
        if ( data[3] < 0xff )
-               PrintAndLog("                    - pages above %d needs authentication",data[3]);
+               PrintAndLog("                    - page %d and above need authentication",data[3]);
        else 
                PrintAndLog("                    - pages don't need authentication");
        PrintAndLog("                    - strong modulation mode %s", (strg_mod_en) ? "enabled":"disabled");
@@ -405,10 +398,13 @@ static int ulev1_print_configuration( uint8_t *data){
 
 static int ulev1_print_counters(){
        PrintAndLog("--- UL-EV1 Counters");
+       uint8_t tear[1] = {0};
        uint8_t counter[3] = {0,0,0};
        for ( uint8_t i = 0; i<3; ++i) {
+               ulev1_readTearing(i,tear,sizeof(tear));
                ulev1_readCounter(i,counter, sizeof(counter) );
                PrintAndLog("       [%0d] : %s", i, sprint_hex(counter,3));
+               PrintAndLog("                    - %02X tearing %s", tear[0], ( tear[0]==0xBD)?"Ok":"failure");
        }
        return 0;
 }
@@ -455,9 +451,9 @@ static int ulc_magic_test(){
                ul_switch_off_field();
                return UL_ERROR;
        }
-       status = ulc_requestAuthentication(0, nonce1, sizeof(nonce1));
+       status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
        if ( status > 0 ) {
-               status = ulc_requestAuthentication(0, nonce2, sizeof(nonce2));
+               status = ulc_requestAuthentication(nonce2, sizeof(nonce2));
                returnValue =  ( !memcmp(nonce1, nonce2, 11) ) ? UL_C_MAGIC : UL_C;
        } else {
                returnValue = UL;
@@ -474,13 +470,13 @@ static int ul_magic_test(){
        iso14a_card_select_t card;
        int status = ul_select(&card);
        if ( status < 1 ){
-               PrintAndLog("Error: couldn't select ul_magic_test");
+               PrintAndLog("iso14443a card select failed");
                ul_switch_off_field();
                return UL_ERROR;
        }
        status = ul_comp_write(0, NULL, 0);
        ul_switch_off_field();
-       if ( status == 0) 
+       if ( status == 0 
                return UL_MAGIC;
        return UL;
 }
@@ -534,19 +530,17 @@ uint16_t GetHF14AMfU_Type(void){
                        case -1  : tagtype = (UL | UL_C); break;  //when does this happen?
                        default  : tagtype = UNKNOWN; break;
                }
+               // UL-C test
                if (tagtype == (UL | UL_C)) {
                        status = ul_select(&card);
                        if ( status < 1 ){
-                               PrintAndLog("Error: couldn't select 2");
+                               PrintAndLog("iso14443a card select failed (UL-C)");
                                ul_switch_off_field();
                                return UL_ERROR;
                        }
                        uint8_t nonce1[11] = {0x00};
-                       status = ulc_requestAuthentication(0, nonce1, sizeof(nonce1));
-                       if ( status > 0 )
-                               tagtype = UL_C;
-                       else
-                               tagtype = UL;
+                       status = ulc_requestAuthentication(nonce1, sizeof(nonce1));
+                       tagtype = ( status > 0 ) ? UL_C : UL;
 
                        if (status != -1) ul_switch_off_field();
                }
@@ -573,21 +567,72 @@ int CmdHF14AMfUInfo(const char *Cmd){
        iso14a_card_select_t card;
        uint8_t *key;
        int status;
+       bool errors = false;
+       bool hasAuthKey = false;
+       uint8_t cmdp = 0;
+       uint8_t datalen = 0;
+       uint8_t authenticationkey[16] = {0x00};
+       uint8_t pack[4] = {0,0,0,0};
 
+       while(param_getchar(Cmd, cmdp) != 0x00)
+       {
+               switch(param_getchar(Cmd, cmdp))
+               {
+               case 'h':
+               case 'H':
+                       return usage_hf_mfu_info();
+               case 'k':
+               case 'K':
+                       // EV1/NTAG size key
+                       datalen = param_gethex(Cmd, cmdp+1, data, 8);
+                       if ( !datalen ) {
+                               memcpy(authenticationkey, data, 4);
+                               cmdp += 2;
+                               hasAuthKey = true;
+                               break;
+                       }
+                       // UL-C size key        
+                       datalen = param_gethex(Cmd, cmdp+1, data, 32);
+                       if (!datalen){
+                               memcpy(authenticationkey, data, 16);
+                               cmdp += 2;
+                               hasAuthKey = true;
+                               break;
+                       }
+                       errors = true; 
+                       break;
+               default:
+                       PrintAndLog("Unknown parameter '%c'", param_getchar(Cmd, cmdp));
+                       errors = true;
+                       break;
+               }
+               if(errors) break;
+       }
+
+       //Validations
+       if(errors) return usage_hf_mfu_info();
+       
        TagTypeUL_t tagtype = GetHF14AMfU_Type();
        if (tagtype == UL_ERROR) return -1;
 
        PrintAndLog("\n--- Tag Information ---------");
        PrintAndLog("-------------------------------------------------------------");
-       ul_print_type(tagtype);
+       ul_print_type(tagtype, 6);
 
        status = ul_select(&card);
        if ( status < 1 ){
-               PrintAndLog("Error: couldn't select");
+               PrintAndLog("iso14443a card select failed");
                ul_switch_off_field();
                return status;
        }
 
+       if ( hasAuthKey ) {
+               if ((tagtype & UL_C)) 
+                       try3DesAuthentication(authenticationkey);
+               else
+                       ulev1_requestAuthentication(authenticationkey, pack, sizeof(pack));
+       }
+
        // read pages 0,1,2,4 (should read 4pages)
        status = ul_read(0, data, sizeof(data));
        if ( status == -1 ){
@@ -603,7 +648,7 @@ int CmdHF14AMfUInfo(const char *Cmd){
                uint8_t ulc_conf[16] = {0x00};
                status = ul_read(0x28, ulc_conf, sizeof(ulc_conf));
                if ( status == -1 ){
-                       PrintAndLog("Error: tag didn't answer to READ - possibly locked");
+                       PrintAndLog("Error: tag didn't answer to READ UL-C");
                        return status;
                } 
                ulc_print_configuration(ulc_conf);
@@ -619,14 +664,19 @@ int CmdHF14AMfUInfo(const char *Cmd){
                        ulc_print_3deskey(ulc_deskey);
 
                } else {
+                       // if we called info with key, just return 
+                       if ( hasAuthKey ) return 1;
+
                        PrintAndLog("Trying some default 3des keys");
                        ul_switch_off_field();
-                       for (uint8_t i = 0; i < 7; ++i ){
+                       for (uint8_t i = 0; i < KEYS_3DES_COUNT; ++i ){
                                key = default_3des_keys[i];
                                if (try3DesAuthentication(key) == 1){
                                        PrintAndLog("Found default 3des key: "); //%s", sprint_hex(key,16));
-                                       ulc_print_3deskey(SwapEndian64(key,16));
-                                       return 0;
+                                       uint8_t keySwap[16];
+                                       memcpy(keySwap, SwapEndian64(key,16,8), 16);
+                                       ulc_print_3deskey(keySwap);
+                                       return 1;
                                }
                        }
                }
@@ -653,6 +703,11 @@ int CmdHF14AMfUInfo(const char *Cmd){
                }
                // save AUTHENTICATION LIMITS for later:
                authlim = (ulev1_conf[4] & 0x07);
+               bool allZeros = true;
+               for (uint8_t idx=0; idx<8; idx++)
+                       if (ulev1_conf[idx]) allZeros = false;
+
+               if (allZeros) authlim=7;
                ulev1_print_configuration(ulev1_conf);
        }
 
@@ -666,13 +721,15 @@ int CmdHF14AMfUInfo(const char *Cmd){
                }
                ulev1_print_version(version);
 
+               // if we called info with key, just return 
+               if ( hasAuthKey ) return 1;
+
                // AUTHLIMIT, (number of failed authentications)
                // 0 = limitless.
                // 1-7 = ...  should we even try then?
                if ( authlim == 0 ){
                        PrintAndLog("\n--- Known EV1/NTAG passwords.");
 
-                       uint8_t pack[4] = {0,0,0,0};
                        int len=0; //if len goes to -1 the connection will be turned off.
                        for (uint8_t i = 0; i < 3; ++i ){
                                key = default_pwd_pack[i];
@@ -699,7 +756,7 @@ int CmdHF14AMfUInfo(const char *Cmd){
        
        ul_switch_off_field();
        PrintAndLog("");
-       return 0;
+       return 1;
 }
 
 //
@@ -813,12 +870,29 @@ int CmdHF14AMfURdBl(const char *Cmd){
        return 0;
 }
 
+int usage_hf_mfu_info(void)
+{
+       PrintAndLog("It gathers information about the tag and tries to detect what kind it is.");
+       PrintAndLog("Sometimes the tags are locked down, and you may need a key to be able to read the information");
+       PrintAndLog("The following tags can be identified:\n");
+       PrintAndLog("Ultralight, Ultralight-C, Ultralight EV1");
+       PrintAndLog("NTAG 213, NTAG 215, NTAG 216");
+       PrintAndLog("my-d, my-d NFC, my-d move, my-d move NFC\n");
+       PrintAndLog("Usage:  hf mfu info k <key>");
+       PrintAndLog("  Options : ");
+       PrintAndLog("  k <key> : key for authentication [UL-C 16bytes, EV1/NTAG 4bytes]");
+       PrintAndLog("");
+       PrintAndLog("   sample : hf mfu info");
+       PrintAndLog("          : hf mfu info k 11223344");
+       return 0;
+}
+
 int usage_hf_mfu_dump(void)
 {
        PrintAndLog("Reads all pages from Ultralight, Ultralight-C, Ultralight EV1");
        PrintAndLog("and saves binary dump into the file `filename.bin` or `cardUID.bin`");
        PrintAndLog("It autodetects card type.\n");     
-       PrintAndLog("Usage:  hf mfu dump k <key> n <filename w/o .bin>");
+       PrintAndLog("Usage:  hf mfu dump k <key> n <filename w/o .bin>");
        PrintAndLog("  Options : ");
        PrintAndLog("  k <key> : Enter key for authentication");
        PrintAndLog("  n <FN > : Enter filename w/o .bin to save the dump as"); 
@@ -826,8 +900,10 @@ int usage_hf_mfu_dump(void)
        PrintAndLog("");
        PrintAndLog("   sample : hf mfu dump");
        PrintAndLog("          : hf mfu dump n myfile");
+       PrintAndLog("          : hf mfu dump k 00112233445566778899AABBCCDDEEFF");
        return 0;
 }
+
 //
 //  Mifare Ultralight / Ultralight-C / Ultralight-EV1
 //  Read and Dump Card Contents,  using auto detection of tag size.
@@ -899,7 +975,7 @@ int CmdHF14AMfUDump(const char *Cmd){
        if(errors) return usage_hf_mfu_dump();
 
        if (swapEndian)
-               keyPtr = SwapEndian64(data, 16);
+               keyPtr = SwapEndian64(data, 16, 8);
 
        TagTypeUL_t tagtype = GetHF14AMfU_Type();
        if (tagtype == UL_ERROR) return -1;
@@ -1027,7 +1103,7 @@ int CmdHF14AMfUDump(const char *Cmd){
                sprintf(fnameptr,"%02X%02X%02X%02X%02X%02X%02X.bin",
                        data[0],data[1], data[2], data[4],data[5],data[6], data[7]);
        } else {
-               sprintf(fnameptr + fileNlen," .bin");
+               sprintf(fnameptr + fileNlen,".bin");
        }
 
        if ((fout = fopen(filename,"wb")) == NULL) { 
@@ -1099,7 +1175,6 @@ int CmdHF14AMfucAuth(const char *Cmd){
 
 int try3DesAuthentication( uint8_t *key){
        
-       uint8_t blockNo = 0;
        uint32_t cuid = 0;
 
        des3_context ctx = { 0 };
@@ -1110,7 +1185,7 @@ int try3DesAuthentication( uint8_t *key){
        uint8_t rnd_ab[16] = { 0 };
        uint8_t iv[8] = { 0 };
 
-       UsbCommand c = {CMD_MIFAREUC_AUTH1, {blockNo}};
+       UsbCommand c = {CMD_MIFAREUC_AUTH1, {0x00}};
        SendCommand(&c);
        UsbCommand resp;
        if ( !WaitForResponseTimeout(CMD_ACK, &resp, 1500) )    return -1;
@@ -1296,7 +1371,7 @@ int CmdHF14AMfUCRdBl(const char *Cmd)
                        hasPwd = TRUE;
                }       
        }       
-       //uint8_t *key2 = SwapEndian64(key, 16);
+       //uint8_t *key2 = SwapEndian64(key, 16, 8);
 
        //Read Block
        UsbCommand c = {CMD_MIFAREU_READBL, {blockNo}};
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