Removed unused variable

[proxmark3-svn] / client / proxmark3.c

diff --git a/client/proxmark3.c b/client/proxmark3.c
index db37780d2dcdd88a3a4a6a88b9ff33cde48d7477..bf0f3817f5223c9c3f798f21e817ba67216b7e3e 100644 (file)
--- a/client/proxmark3.c
+++ b/client/proxmark3.c
@@ -21,12 +21,17 @@
 #include "proxgui.h"
 #include "cmdmain.h"
 #include "uart.h"
-#include "messages.h"
 #include "ui.h"
+#include "sleep.h"
+#include "cmdparser.h"
+#include "cmdmain.h"
+
+// a global mutex to prevent interlaced printing from different threads
+pthread_mutex_t print_lock;
 
 static serial_port sp;
 static UsbCommand txcmd;
-static bool txcmd_pending = false;
+volatile static bool txcmd_pending = false;
 
 void SendCommand(UsbCommand *c) {
 #if 0
@@ -37,6 +42,16 @@ void SendCommand(UsbCommand *c) {
     ERR("Sending command failed, previous command is still pending");
   }
 */
+  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;
@@ -144,7 +159,7 @@ static void *main_loop(void *targ) {
         nl = strrchr(script_cmd_buf, '\n');
         if (nl) *nl = '\0';
         
-        if ((cmd = (char*) malloc(strlen(script_cmd_buf))) != NULL)
+        if ((cmd = (char*) malloc(strlen(script_cmd_buf) + 1)) != NULL)
         {
           memset(cmd, 0, strlen(script_cmd_buf));
           strcpy(cmd, script_cmd_buf);
@@ -164,6 +179,7 @@ static void *main_loop(void *targ) {
                        
                        if (cmd[0] != 0x00) {
                                if (strncmp(cmd, "quit", 4) == 0) {
+                                       exit(0);
                                        break;
                                }
                                
@@ -195,20 +211,52 @@ static void *main_loop(void *targ) {
   return NULL;
 }
 
-int main(int argc, char* argv[]) {
-  srand(time(0));
+//static void dumpHelp(char  *parent, ...)
+//{
+//  printf("## %s\n\n", parent);
+//  CommandReceived(parent);
+//  
+//  printf("\n");
+//}
 
-  if (argc < 2) {
-    printf("syntax: %s <port>\n\n",argv[0]);
-    return 1;
-  }
+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);
+}
+
+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;
+       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_t;
 
 /*
   usb_init();
@@ -221,34 +269,55 @@ int main(int argc, char* argv[]) {
     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 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_t, NULL, &main_loop, &marg);
+       InitGraphics(argc, argv);
+
+       MainGraphics();
+
+       pthread_join(main_loop_t, NULL);
 
 //  if (marg.usb_present == 1) {
 //    CloseProxmark();
 //  }
 
-  // Clean up the port
-  uart_close(sp);
+       // Clean up the port
+       uart_close(sp);
+  
+       // clean up mutex
+       pthread_mutex_destroy(&print_lock);
   
   return 0;
 }