FIX: added a break if the device starts acting strange when aquirering data from...

[proxmark3-svn] / client / proxmark3.c

diff --git a/client/proxmark3.c b/client/proxmark3.c
index 5ac7cd0e2c137003a79ea25667f78b3a73be84dc..641690a7fe36d5ce308480c3295c24f00a9efc65 100644 (file)
--- a/client/proxmark3.c
+++ b/client/proxmark3.c
@@ -16,27 +16,37 @@
 #include <unistd.h>
 #include <readline/readline.h>
 #include <readline/history.h>
 #include <unistd.h>
 #include <readline/readline.h>
 #include <readline/history.h>

-//#include "proxusb.h"
+

 #include "proxmark3.h"
 #include "proxgui.h"
 #include "cmdmain.h"
 #include "uart.h"
 #include "proxmark3.h"
 #include "proxgui.h"
 #include "cmdmain.h"
 #include "uart.h"

-#include "messages.h"

 #include "ui.h"
 #include "ui.h"

+#include "sleep.h"
+#include "cmdparser.h"
+#include "cmdhw.h"
+
+// a global mutex to prevent interlaced printing from different threads
+pthread_mutex_t print_lock;

 
 static serial_port sp;
 static UsbCommand txcmd;
 
 static serial_port sp;
 static UsbCommand txcmd;

-static bool txcmd_pending = false;
+volatile static bool txcmd_pending = false;

 
 void SendCommand(UsbCommand *c) {
 
 void SendCommand(UsbCommand *c) {

-#if 0
+       #if 0

   printf("Sending %d bytes\n", sizeof(UsbCommand));
   printf("Sending %d bytes\n", sizeof(UsbCommand));

-#endif
-/*
-  if (txcmd_pending) {
-    ERR("Sending command failed, previous command is still pending");
-  }
-*/
+       #endif
+
+       if (offline) {
+      PrintAndLog("Sending bytes to proxmark failed - offline");
+      return;
+    }
+  /**
+       The while-loop below causes hangups at times, when the pm3 unit is unresponsive
+       or disconnected. The main console thread is alive, but comm thread just spins here.
+       Not good.../holiman
+       **/

   while(txcmd_pending);
   txcmd = *c;
   txcmd_pending = true;
   while(txcmd_pending);
   txcmd = *c;
   txcmd_pending = true;


@@ -51,21 +61,6 @@ struct main_loop_arg {
   char *script_cmds_file;
 };
 
   char *script_cmds_file;
 };
 

-//static void *usb_receiver(void *targ) {
-//  struct receiver_arg *arg = (struct receiver_arg*)targ;
-//  UsbCommand cmdbuf;
-//
-//  while (arg->run) {
-//    if (ReceiveCommandPoll(&cmdbuf)) {
-//      UsbCommandReceived(&cmdbuf);
-//      fflush(NULL);
-//    }
-//  }
-//
-//  pthread_exit(NULL);
-//  return NULL;
-//}
-

 byte_t rx[0x1000000];
 byte_t* prx = rx;
 
 byte_t rx[0x1000000];
 byte_t* prx = rx;
 


@@ -73,30 +68,30 @@ static void *uart_receiver(void *targ) {
   struct receiver_arg *arg = (struct receiver_arg*)targ;
   size_t rxlen;
   size_t cmd_count;
   struct receiver_arg *arg = (struct receiver_arg*)targ;
   size_t rxlen;
   size_t cmd_count;

-  
+

   while (arg->run) {
     rxlen = sizeof(UsbCommand);
   while (arg->run) {
     rxlen = sizeof(UsbCommand);

-    if (uart_receive(sp,prx,&rxlen)) {
+               if (uart_receive(sp, prx, &rxlen)) {

       prx += rxlen;
       if (((prx-rx) % sizeof(UsbCommand)) != 0) {
         continue;
       }
       cmd_count = (prx-rx) / sizeof(UsbCommand);
       prx += rxlen;
       if (((prx-rx) % sizeof(UsbCommand)) != 0) {
         continue;
       }
       cmd_count = (prx-rx) / sizeof(UsbCommand);

-      //      printf("received %d bytes, which represents %d commands\n",(prx-rx), cmd_count);
-      for (size_t i=0; i<cmd_count; i++) {
+
+                       for (size_t i = 0; i < cmd_count; i++) {

         UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
       }
     }
     prx = rx;
         UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
       }
     }
     prx = rx;

-    
+

     if(txcmd_pending) {
     if(txcmd_pending) {

-      if (!uart_send(sp,(byte_t*)&txcmd,sizeof(UsbCommand))) {
+                       if (!uart_send(sp, (byte_t*) &txcmd, sizeof(UsbCommand))) {

         PrintAndLog("Sending bytes to proxmark failed");
       }
       txcmd_pending = false;
     }
   }
         PrintAndLog("Sending bytes to proxmark failed");
       }
       txcmd_pending = false;
     }
   }

-  
+

   pthread_exit(NULL);
   return NULL;
 }
   pthread_exit(NULL);
   return NULL;
 }


@@ -108,44 +103,41 @@ static void *main_loop(void *targ) {
   pthread_t reader_thread;
   
   if (arg->usb_present == 1) {
   pthread_t reader_thread;
   
   if (arg->usb_present == 1) {

-    rarg.run=1;
-    // pthread_create(&reader_thread, NULL, &usb_receiver, &rarg);
+               rarg.run = 1;

     pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
     pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);

+               // cache Version information now:
+               CmdVersion(NULL);

   }
   }

-  
+

   FILE *script_file = NULL;
   FILE *script_file = NULL;

-  char script_cmd_buf[256];
-  
-  if (arg->script_cmds_file)
-  {
+       char script_cmd_buf[256];  // iceman, needs lua script the same file_path_buffer as the rest
+
+       if (arg->script_cmds_file) {

     script_file = fopen(arg->script_cmds_file, "r");
     script_file = fopen(arg->script_cmds_file, "r");

-    if (script_file)
-    {
+               if (script_file) {

       printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
     }
   }
 
        read_history(".history");
       printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
     }
   }
 
        read_history(".history");

-       while(1)
-  {
+
+       while(1)  {
+

     // If there is a script file
     if (script_file)
     {
     // If there is a script file
     if (script_file)
     {

-      if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file))
-      {
+                       if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file)) {

         fclose(script_file);
         script_file = NULL;
         fclose(script_file);
         script_file = NULL;

-      }
-      else
-      {
+                       } else {

         char *nl;
         nl = strrchr(script_cmd_buf, '\r');
         if (nl) *nl = '\0';
         char *nl;
         nl = strrchr(script_cmd_buf, '\r');
         if (nl) *nl = '\0';

+                               

         nl = strrchr(script_cmd_buf, '\n');
         if (nl) *nl = '\0';
         nl = strrchr(script_cmd_buf, '\n');
         if (nl) *nl = '\0';

-        
-        if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL)
-        {
+
+                               if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL) {

           memset(cmd, 0, strlen(script_cmd_buf));
           strcpy(cmd, script_cmd_buf);
           printf("%s\n", cmd);
           memset(cmd, 0, strlen(script_cmd_buf));
           strcpy(cmd, script_cmd_buf);
           printf("%s\n", cmd);


@@ -153,22 +145,21 @@ static void *main_loop(void *targ) {
       }
     }
                
       }
     }
                

-               if (!script_file)
-               {
+               if (!script_file) {

       cmd = readline(PROXPROMPT);
                }
                
                if (cmd) {
       cmd = readline(PROXPROMPT);
                }
                
                if (cmd) {

+

                        while(cmd[strlen(cmd) - 1] == ' ')
         cmd[strlen(cmd) - 1] = 0x00;
                        
                        if (cmd[0] != 0x00) {
                        while(cmd[strlen(cmd) - 1] == ' ')
         cmd[strlen(cmd) - 1] = 0x00;
                        
                        if (cmd[0] != 0x00) {

-                               if (strncmp(cmd, "quit", 4) == 0) {
+                               int ret = CommandReceived(cmd);
+                               add_history(cmd);
+                               if (ret == 99) {  // exit or quit

                                        break;
                                }
                                        break;
                                }

-                               
-                               CommandReceived(cmd);
-                               add_history(cmd);

                        }
                        free(cmd);
                } else {
                        }
                        free(cmd);
                } else {


@@ -183,72 +174,103 @@ static void *main_loop(void *targ) {
     rarg.run = 0;
     pthread_join(reader_thread, NULL);
   }
     rarg.run = 0;
     pthread_join(reader_thread, NULL);
   }

-  
-  if (script_file)
-  {
+
+       if (script_file) {

     fclose(script_file);
     script_file = NULL;
   }
     fclose(script_file);
     script_file = NULL;
   }

-  
+

   ExitGraphics();
   pthread_exit(NULL);
   return NULL;
 }
 
   ExitGraphics();
   pthread_exit(NULL);
   return NULL;
 }
 

-int main(int argc, char* argv[]) {
-  srand(time(0));
+static void dumpAllHelp(int markdown)
+{
+  printf("\n%sProxmark3 command dump%s\n\n",markdown?"# ":"",markdown?"":"\n======================");
+  printf("Some commands are available only if a Proxmark is actually connected.%s\n",markdown?"  ":"");
+  printf("Check column \"offline\" for their availability.\n");
+  printf("\n");
+  command_t *cmds = getTopLevelCommandTable();
+  dumpCommandsRecursive(cmds, markdown);
+}

 
 

-  if (argc < 2) {
-    printf("syntax: %s <port>\n\n",argv[0]);
-    return 1;
-  }
+int main(int argc, char* argv[]) {
+       srand(time(0));

   
   

-  // Make sure to initialize
-  struct main_loop_arg marg = {
-    .usb_present = 0,
-    .script_cmds_file = NULL
-  };
-  pthread_t main_loop_t;
-
-/*
-  usb_init();
-  if (!OpenProxmark(1)) {
-    fprintf(stderr,"PROXMARK3: NOT FOUND!\n");
-    marg.usb_present = 0;
-    offline = 1;
-  } else {
-    marg.usb_present = 1;
-    offline = 0;
-  }
-*/
-  sp = uart_open(argv[1]);
-  if (sp == INVALID_SERIAL_PORT) {
-    printf("ERROR: invalid serial port\n");
-    marg.usb_present = 0;
-    offline = 1;
-  } else {
-    marg.usb_present = 1;
-    offline = 0;
-  }
+       if (argc < 2) {
+               printf("syntax: %s <port>\n\n",argv[0]);
+               printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
+               printf("help:   %s -h\n\n", argv[0]);
+               printf("\tDump all interactive help at once\n");
+               printf("markdown:   %s -m\n\n", argv[0]);
+               printf("\tDump all interactive help at once in markdown syntax\n");
+               return 1;
+       }
+       if (strcmp(argv[1], "-h") == 0) {
+               printf("syntax: %s <port>\n\n",argv[0]);
+               printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
+               dumpAllHelp(0);
+               return 0;
+       }
+       if (strcmp(argv[1], "-m") == 0) {
+               dumpAllHelp(1);
+               return 0;
+       }
+       // Make sure to initialize
+       struct main_loop_arg marg = {
+               .usb_present = 0,
+               .script_cmds_file = NULL
+       };
+       pthread_t main_loop_threat;

 
 

-  // If the user passed the filename of the 'script' to execute, get it
-  if (argc > 2 && argv[2]) {
-    marg.script_cmds_file = argv[2];
-  }

   
   

-  pthread_create(&main_loop_t, NULL, &main_loop, &marg);
-  InitGraphics(argc, argv);
+       sp = uart_open(argv[1]);
+       if (sp == INVALID_SERIAL_PORT) {
+               printf("ERROR: invalid serial port\n");
+               marg.usb_present = 0;
+               offline = 1;
+       } else if (sp == CLAIMED_SERIAL_PORT) {
+               printf("ERROR: serial port is claimed by another process\n");
+               marg.usb_present = 0;
+               offline = 1;
+       } else {
+               marg.usb_present = 1;
+               offline = 0;
+       }

 
 

-  MainGraphics();
+       // If the user passed the filename of the 'script' to execute, get it
+       if (argc > 2 && argv[2]) {
+               if (argv[2][0] == 'f' &&  //buzzy, if a word 'flush' passed, flush the output after every log entry.
+                       argv[2][1] == 'l' &&
+                       argv[2][2] == 'u' &&
+                       argv[2][3] == 's' &&
+                       argv[2][4] == 'h')
+               {
+                       printf("Output will be flushed after every print.\n");
+                       flushAfterWrite = 1;
+               }
+               else
+               marg.script_cmds_file = argv[2];
+       }
+
+       // create a mutex to avoid interlacing print commands from our different threads
+       pthread_mutex_init(&print_lock, NULL);

 
 

-  pthread_join(main_loop_t, NULL);
+       pthread_create(&main_loop_threat, NULL, &main_loop, &marg);
+       InitGraphics(argc, argv);

 
 

-//  if (marg.usb_present == 1) {
-//    CloseProxmark();
-//  }
+       MainGraphics();

 
 

-  // Clean up the port
-  uart_close(sp);
+       pthread_join(main_loop_threat, NULL);
+
+       // Clean up the port
+       if (offline == 0) {
+       uart_close(sp);
+       }
+  
+       // clean up mutex
+       pthread_mutex_destroy(&print_lock);

   
   

-  return 0;
+       exit(0);

 }
 }