use read instead of readcheck except to auth

[proxmark3-svn] / client / cmdhficlass.c

diff --git a/client/cmdhficlass.c b/client/cmdhficlass.c
index 605793a57ff4028593ea38fe274493ebe30504f9..ace506984192a07adfe58af16cf387f52cb6078b 100644 (file)
--- a/client/cmdhficlass.c
+++ b/client/cmdhficlass.c
@@ -472,7 +472,7 @@ static bool select_only(uint8_t *CSN, uint8_t *CCNR, bool use_credit_key, bool v
        UsbCommand resp;
 
        UsbCommand c = {CMD_READER_ICLASS, {0}};
-       c.arg[0] = FLAG_ICLASS_READER_ONLY_ONCE| FLAG_ICLASS_READER_CC;
+       c.arg[0] = FLAG_ICLASS_READER_ONLY_ONCE | FLAG_ICLASS_READER_CC | FLAG_ICLASS_READER_ONE_TRY;
        if (use_credit_key)
                c.arg[0] |= FLAG_ICLASS_READER_CEDITKEY;
 
@@ -651,6 +651,7 @@ int CmdHFiClassReader_Dump(const char *Cmd) {
        SendCommand(&c);
        if (!WaitForResponseTimeout(CMD_ACK, &resp, 4500)) {
                PrintAndLog("Command execute timeout");
+               ul_switch_off_field();
                return 0;
        }
        uint8_t readStatus = resp.arg[0] & 0xff;
@@ -658,6 +659,7 @@ int CmdHFiClassReader_Dump(const char *Cmd) {
 
        if(readStatus == 0){
                PrintAndLog("No tag found...");
+               ul_switch_off_field();
                return 0;
        }
        if( readStatus & (FLAG_ICLASS_READER_CSN|FLAG_ICLASS_READER_CONF|FLAG_ICLASS_READER_CC)){
@@ -673,6 +675,7 @@ int CmdHFiClassReader_Dump(const char *Cmd) {
                }
                if (numblks > maxBlk) numblks = maxBlk;
        }
+       ul_switch_off_field();
        // authenticate debit key and get div_key - later store in dump block 3
        if (!select_and_auth(KEY, MAC, div_key, use_credit_key, elite, false)){
                //try twice - for some reason it sometimes fails the first time...
@@ -683,17 +686,19 @@ int CmdHFiClassReader_Dump(const char *Cmd) {
        }
        
        // begin dump
-       UsbCommand w = {CMD_ICLASS_DUMP, {blockno, numblks-blockno+1, 0x88}};
+       UsbCommand w = {CMD_ICLASS_DUMP, {blockno, numblks-blockno+1}};
        clearCommandBuffer();
        SendCommand(&w);
        if (!WaitForResponseTimeout(CMD_ACK, &resp, 4500)) {
                PrintAndLog("Command execute time-out 1");
+               ul_switch_off_field();
                return 1;
        }
        uint32_t blocksRead = resp.arg[1];
        uint8_t isOK = resp.arg[0] & 0xff;
        if (!isOK && !blocksRead) {
                PrintAndLog("Read Block Failed");
+               ul_switch_off_field();
                return 0;
        }
        uint32_t startindex = resp.arg[2];
@@ -724,17 +729,18 @@ int CmdHFiClassReader_Dump(const char *Cmd) {
                        // setup dump and start
                        w.arg[0] = blockno + blocksRead;
                        w.arg[1] = maxBlk - (blockno + blocksRead);
-                       w.arg[2] = 0x18;
                        clearCommandBuffer();
                        SendCommand(&w);
                        if (!WaitForResponseTimeout(CMD_ACK, &resp, 4500)) {
                                PrintAndLog("Command execute timeout 2");
+                               ul_switch_off_field();
                                return 0;
                        }
                        uint8_t isOK = resp.arg[0] & 0xff;
                        blocksRead = resp.arg[1];
                        if (!isOK && !blocksRead) {
                                PrintAndLog("Read Block Failed 2");
+                               ul_switch_off_field();
                                return 0;
                        }               
 
@@ -776,16 +782,15 @@ int CmdHFiClassReader_Dump(const char *Cmd) {
 static int WriteBlock(uint8_t blockno, uint8_t *bldata, uint8_t *KEY, bool use_credit_key, bool elite, bool verbose) {
        uint8_t MAC[4]={0x00,0x00,0x00,0x00};
        uint8_t div_key[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
-       uint8_t keyType = (use_credit_key) ? 0x18 : 0x88;
        if (!select_and_auth(KEY, MAC, div_key, use_credit_key, elite, verbose))
                return 0;
 
        UsbCommand resp;
 
        Calc_wb_mac(blockno,bldata,div_key,MAC);
-       UsbCommand w = {CMD_ICLASS_WRITEBLOCK, {blockno, keyType}};
+       UsbCommand w = {CMD_ICLASS_WRITEBLOCK, {blockno}};
        memcpy(w.d.asBytes, bldata, 8);
-       memcpy(w.d.asBytes + 8,MAC, 4);
+       memcpy(w.d.asBytes + 8, MAC, 4);
        
        clearCommandBuffer();
        SendCommand(&w);
@@ -800,7 +805,6 @@ static int WriteBlock(uint8_t blockno, uint8_t *bldata, uint8_t *KEY, bool use_c
                return 0;
        }
        PrintAndLog("Write Block Successful");
-
        return 1;
 }
 
@@ -820,7 +824,7 @@ int usage_hf_iclass_writeblock(void) {
 
 int CmdHFiClass_WriteBlock(const char *Cmd) {
        uint8_t blockno=0;
-       uint8_t bldata[8]={0};
+       uint8_t bldata[8]={0,0,0,0,0,0,0,0};
        uint8_t KEY[8]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};
        uint8_t keyNbr = 0;
        uint8_t dataLen = 0;
@@ -891,8 +895,9 @@ int CmdHFiClass_WriteBlock(const char *Cmd) {
        }
 
        if (cmdp < 6) return usage_hf_iclass_writeblock();
-
-       return WriteBlock(blockno, bldata, KEY, use_credit_key, elite, true);
+       int ans = WriteBlock(blockno, bldata, KEY, use_credit_key, elite, true);
+       ul_switch_off_field();
+       return ans;
 }
 
 int usage_hf_iclass_clone(void) {
@@ -1027,7 +1032,7 @@ int CmdHFiClassCloneTag(const char *Cmd) {
        if (!select_and_auth(KEY, MAC, div_key, use_credit_key, elite, true))
                return 0;
 
-       UsbCommand w = {CMD_ICLASS_CLONE,{startblock,endblock,((use_credit_key) ? 0x18 : 0x88)}};
+       UsbCommand w = {CMD_ICLASS_CLONE,{startblock,endblock}};
        uint8_t *ptr;
        // calculate all mac for every the block we will write
        for (i = startblock; i <= endblock; i++){
@@ -1065,7 +1070,7 @@ static int ReadBlock(uint8_t *KEY, uint8_t blockno, uint8_t keyType, bool elite,
                return 0;
 
        UsbCommand resp;
-       UsbCommand w = {CMD_ICLASS_READBLOCK, {blockno, keyType}};
+       UsbCommand w = {CMD_ICLASS_READBLOCK, {blockno}};
        clearCommandBuffer();
        SendCommand(&w);
        if (!WaitForResponseTimeout(CMD_ACK,&resp,4500))