Limit to single-DES operation and return session key to client.

[proxmark3-svn] / client / proxmark3.c

diff --git a/client/proxmark3.c b/client/proxmark3.c
index 7226d3ae2b2d004e7a86c8c91807a0f098f6969b..d2bb2011249f5d04ad3cf9bdf9e9c04be98bb5a5 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 +42,17 @@ 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;
@@ -51,21 +67,6 @@ struct main_loop_arg {
   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;
 
@@ -164,6 +165,7 @@ static void *main_loop(void *targ) {
                        
                        if (cmd[0] != 0x00) {
                                if (strncmp(cmd, "quit", 4) == 0) {
+                                       exit(0);
                                        break;
                                }
                                
@@ -195,63 +197,90 @@ static void *main_loop(void *targ) {
   return NULL;
 }
 
+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));
+       srand(time(0));
   
-  printf("lala: %08"llx"",(uint64_t)0xaabb11223344);
-  return 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_t;
 
-  if (argc < 2) {
-    printf("syntax: %s <port>\n\n",argv[0]);
-    return 1;
-  }
   
-  // Make sure to initialize
-  struct main_loop_arg marg = {
-    .usb_present = 0,
-    .script_cmds_file = NULL
-  };
-  pthread_t main_loop_t;
+       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;
+       }
 
-/*
-  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 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];
+       }
 
-  // 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);
+       // create a mutex to avoid interlacing print commands from our different threads
+       pthread_mutex_init(&print_lock, NULL);
 
-  MainGraphics();
+       pthread_create(&main_loop_t, NULL, &main_loop, &marg);
+       InitGraphics(argc, argv);
 
-  pthread_join(main_loop_t, NULL);
+       MainGraphics();
 
-//  if (marg.usb_present == 1) {
-//    CloseProxmark();
-//  }
+       pthread_join(main_loop_t, NULL);
 
-  // Clean up the port
-  uart_close(sp);
+       // Clean up the port
+       uart_close(sp);
+  
+       // clean up mutex
+       pthread_mutex_destroy(&print_lock);
   
   return 0;
 }