ADD: @holiman's clearCommandBuffer in cmdlft55xx.c

[proxmark3-svn] / client / cmdlft55xx.c

diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c
index d4b72b3279bbbaf0844f0703334c1d016d6c4176..3f865b1d8710c3ba9f1df9026fa6c279092e9f5c 100644 (file)
--- a/client/cmdlft55xx.c
+++ b/client/cmdlft55xx.c
@@ -61,13 +61,13 @@ int usage_t55xx_read(){
 }\r
 int usage_t55xx_write(){\r
        PrintAndLog("Usage:  lf t55xx wr <block> <data> [password]");\r
-    PrintAndLog("     <block>, block number to read. Between 0-7");\r
+       PrintAndLog("     <block>, block number to write. Between 0-7");\r
        PrintAndLog("     <data>,  4 bytes of data to write (8 hex characters)");\r
     PrintAndLog("     [password], OPTIONAL password 4bytes (8 hex characters)");\r
     PrintAndLog("");\r
        PrintAndLog("Examples:");\r
-    PrintAndLog("      lf t55xx wd 3 11223344           - write 11223344 to block 3");\r
-       PrintAndLog("      lf t55xx wd 3 11223344 feedbeef  - write 11223344 to block 3 password feedbeef");\r
+       PrintAndLog("      lf t55xx wr 3 11223344           - write 11223344 to block 3");\r
+       PrintAndLog("      lf t55xx wr 3 11223344 feedbeef  - write 11223344 to block 3 password feedbeef");\r
        PrintAndLog("");\r
        return 0;\r
 }\r
@@ -242,6 +242,7 @@ int CmdT55xxReadBlock(const char *Cmd) {
                c.d.asBytes[0] = 0x1; \r
        }\r
 \r
+       clearCommandBuffer();\r
        SendCommand(&c);\r
        if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
                PrintAndLog("command execution time out");\r
@@ -666,9 +667,10 @@ int CmdT55xxWriteBlock(const char *Cmd)
 \r
        if (block > 7) {\r
                PrintAndLog("Block number must be between 0 and 7");\r
-               return 1;\r
+               return 2;\r
        }\r
        \r
+       UsbCommand resp;\r
        UsbCommand c = {CMD_T55XX_WRITE_BLOCK, {data, block, 0}};\r
        c.d.asBytes[0] = 0x0; \r
 \r
@@ -680,7 +682,12 @@ int CmdT55xxWriteBlock(const char *Cmd)
                c.d.asBytes[0] = 0x1; \r
                PrintAndLog("pwd   : 0x%08X", password);\r
        }\r
+       clearCommandBuffer();\r
        SendCommand(&c);\r
+       if (!WaitForResponseTimeout(CMD_ACK, &resp, 1000)){\r
+               PrintAndLog("Error occurred, device did not ACK write operation. (May be due to old firmware)");\r
+               return -1;\r
+       }\r
        return 0;\r
 }\r
 \r
@@ -878,6 +885,7 @@ int AquireData( uint8_t block ){
                // c.d.asBytes[0] = 0x1; \r
        // }\r
 \r
+       clearCommandBuffer();\r
        SendCommand(&c);\r
        if ( !WaitForResponseTimeout(CMD_ACK,NULL,2500) ) {\r
                PrintAndLog("command execution time out");\r
@@ -1050,6 +1058,7 @@ char * GetSelectedModulationStr( uint8_t id){
        return buf;\r
 }\r
 \r
+/*\r
 uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits){\r
        \r
        int i = start;\r
@@ -1063,7 +1072,7 @@ uint32_t PackBits(uint8_t start, uint8_t len, uint8_t* bits){
 \r
        return tmp;\r
 }\r
-\r
+*/\r
 static command_t CommandTable[] =\r
 {\r
   {"help",   CmdHelp,           1, "This help"},\r