fixing the crash on exit

[proxmark3-svn] / client / cmdmain.c

diff --git a/client/cmdmain.c b/client/cmdmain.c
index 9298360d7c49b99462b6fb1952406c82f43e71bc..44c11aeb7965d065992f0a6417c6fe73c0c84d47 100644 (file)
--- a/client/cmdmain.c
+++ b/client/cmdmain.c
@@ -12,7 +12,6 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
-#include "sleep.h"
 #include "cmdparser.h"
 #include "proxmark3.h"
 #include "data.h"
@@ -25,12 +24,14 @@
 #include "cmdmain.h"
 #include "util.h"
 #include "cmdscript.h"
+#include "cmdcrc.h"
 
 
 unsigned int current_command = CMD_UNKNOWN;
 
 static int CmdHelp(const char *Cmd);
 static int CmdQuit(const char *Cmd);
+static int CmdRev(const char *Cmd);
 
 //For storing command that are received from the device
 #define CMD_BUFFER_SIZE 50
@@ -44,10 +45,11 @@ static command_t CommandTable[] =
 {
   {"help",  CmdHelp,  1, "This help. Use '<command> help' for details of a particular command."},
   {"data",  CmdData,  1, "{ Plot window / data buffer manipulation... }"},
-  {"hf",       CmdHF,          1, "{ High Frequency commands... }"},
+  {"hf",    CmdHF,    1, "{ High Frequency commands... }"},
   {"hw",    CmdHW,    1, "{ Hardware commands... }"},
-  {"lf",       CmdLF,          1, "{ Low Frequency commands... }"},
-  {"script", CmdScript,   1,"{ Scripting commands }"},
+  {"lf",    CmdLF,    1, "{ Low Frequency commands... }"},
+  {"reveng",CmdRev,   1, "Crc calculations from the software reveng1-30"},
+  {"script",CmdScript,1, "{ Scripting commands }"},
   {"quit",  CmdQuit,  1, "Exit program"},
   {"exit",  CmdQuit,  1, "Exit program"},
   {NULL, NULL, 0, NULL}
@@ -65,9 +67,15 @@ int CmdHelp(const char *Cmd)
 
 int CmdQuit(const char *Cmd)
 {
-  exit(0);
+  return 99;
+}
+
+int CmdRev(const char *Cmd)
+{
+  CmdCrc(Cmd);
   return 0;
 }
+
 /**
  * @brief This method should be called when sending a new command to the pm3. In case any old
  *  responses from previous commands are stored in the buffer, a call to this method should clear them.
@@ -97,8 +105,9 @@ void storeCommand(UsbCommand *command)
     memcpy(destination, command, sizeof(UsbCommand));
 
     cmd_head = (cmd_head +1) % CMD_BUFFER_SIZE; //increment head and wrap
-
 }
+
+
 /**
  * @brief getCommand gets a command from an internal circular buffer.
  * @param response location to write command
@@ -117,9 +126,9 @@ int getCommand(UsbCommand* response)
     cmd_tail = (cmd_tail +1 ) % CMD_BUFFER_SIZE;
 
     return 1;
-
 }
 
+
 /**
  * Waits for a certain response type. This method waits for a maximum of
  * ms_timeout milliseconds for a specified response command.
@@ -133,9 +142,9 @@ bool WaitForResponseTimeout(uint32_t cmd, UsbCommand* response, size_t ms_timeou
   
        UsbCommand resp;
        
-       if (response == NULL)
+       if (response == NULL) {
                response = &resp;
-
+       }
 
        // Wait until the command is received
        for(size_t dm_seconds=0; dm_seconds < ms_timeout/10; dm_seconds++) {
@@ -144,27 +153,30 @@ bool WaitForResponseTimeout(uint32_t cmd, UsbCommand* response, size_t ms_timeou
                                return true;
                        }
                }
-        msleep(10); // XXX ugh
-        if (dm_seconds == 200) { // Two seconds elapsed
+               msleep(10); // XXX ugh
+               if (dm_seconds == 200) { // Two seconds elapsed
                        PrintAndLog("Waiting for a response from the proxmark...");
                        PrintAndLog("Don't forget to cancel its operation first by pressing on the button");
-        }
+               }
        }
-    return false;
+       return false;
 }
 
+
 bool WaitForResponse(uint32_t cmd, UsbCommand* response) {
        return WaitForResponseTimeout(cmd,response,-1);
 }
 
+
 //-----------------------------------------------------------------------------
 // Entry point into our code: called whenever the user types a command and
 // then presses Enter, which the full command line that they typed.
 //-----------------------------------------------------------------------------
-void CommandReceived(char *Cmd) {
-  CmdsParse(CommandTable, Cmd);
+int CommandReceived(char *Cmd) {
+       return CmdsParse(CommandTable, Cmd);
 }
 
+
 //-----------------------------------------------------------------------------
 // Entry point into our code: called whenever we received a packet over USB
 // that we weren't necessarily expecting, for example a debug print.
@@ -174,10 +186,11 @@ void UsbCommandReceived(UsbCommand *UC)
        switch(UC->cmd) {
                // First check if we are handling a debug message
                case CMD_DEBUG_PRINT_STRING: {
-                       char s[USB_CMD_DATA_SIZE+1] = {0x00};
+                       char s[USB_CMD_DATA_SIZE+1];
+                       memset(s, 0x00, sizeof(s));
                        size_t len = MIN(UC->arg[0],USB_CMD_DATA_SIZE);
                        memcpy(s,UC->d.asBytes,len);
-                       PrintAndLog("#db# %s       ", s);
+                       PrintAndLog("#db# %s", s);
                        return;
                } break;
 
@@ -188,12 +201,13 @@ void UsbCommandReceived(UsbCommand *UC)
 
                case CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K: {
                        memcpy(sample_buf+(UC->arg[0]),UC->d.asBytes,UC->arg[1]);
+                       return;
                } break;
 
                default:
+                       storeCommand(UC);
                        break;
        }
 
-       storeCommand(UC);
 }