]> git.zerfleddert.de Git - proxmark3-svn/blobdiff - client/proxmark3.c
Fixes a double-free issue in CloseProxmark: (#617)
[proxmark3-svn] / client / proxmark3.c
index a6274bc111b648ebe91b40c1066061521173803d..6fb066e8a5dbdaf5e4b7c8bbda22eafd6f6c27b5 100644 (file)
@@ -9,6 +9,8 @@
 // Main binary
 //-----------------------------------------------------------------------------
 
+#include "proxmark3.h"
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 #include <readline/readline.h>
 #include <readline/history.h>
-//#include "proxusb.h"
-#include "proxmark3.h"
+
+#include "util_posix.h"
 #include "proxgui.h"
 #include "cmdmain.h"
-#include "uart.h"
 #include "ui.h"
-#include "sleep.h"
-
-static serial_port sp;
-static UsbCommand txcmd;
-static volatile bool txcmd_pending = false;
+#include "util.h"
+#include "cmdparser.h"
+#include "cmdhw.h"
+#include "whereami.h"
+#include "comms.h"
 
-void SendCommand(UsbCommand *c) {
-#if 0
-  printf("Sending %d bytes\n", sizeof(UsbCommand));
+void
+#ifdef __has_attribute
+#if __has_attribute(force_align_arg_pointer)
+__attribute__((force_align_arg_pointer)) 
 #endif
-/*
-  if (txcmd_pending) {
-    ERR("Sending command failed, previous command is still pending");
-  }
-*/
-  while(txcmd_pending);
-  txcmd = *c;
-  txcmd_pending = true;
-}
+#endif
+main_loop(char *script_cmds_file, char *script_cmd, bool usb_present) {
+       char *cmd = NULL;
+       bool execCommand = (script_cmd != NULL);
+       bool stdinOnPipe = !isatty(STDIN_FILENO);
 
-struct receiver_arg {
-  int run;
-};
+       if (usb_present) {
+               SetOffline(false);
+               // cache Version information now:
+               CmdVersion(NULL);
+       } else {
+               SetOffline(true);
+       }
 
-struct main_loop_arg {
-  int usb_present;
-  char *script_cmds_file;
-};
+       // file with script
+       FILE *script_file = NULL;
+       char script_cmd_buf[256] = {0};  // iceman, needs lua script the same file_path_buffer as the rest
 
-//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;
-//}
+       if (script_cmds_file) {
+               script_file = fopen(script_cmds_file, "r");
+               if (script_file) {
+                       printf("executing commands from file: %s\n", script_cmds_file);
+               }
+       }
 
-byte_t rx[0x1000000];
-byte_t* prx = rx;
+       read_history(".history");
 
-static void *uart_receiver(void *targ) {
-  struct receiver_arg *arg = (struct receiver_arg*)targ;
-  size_t rxlen;
-  size_t cmd_count;
-  
-  while (arg->run) {
-    rxlen = sizeof(UsbCommand);
-    if (uart_receive(sp,prx,&rxlen)) {
-      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++) {
-        UsbCommandReceived((UsbCommand*)(rx+(i*sizeof(UsbCommand))));
-      }
-    }
-    prx = rx;
-    
-    if(txcmd_pending) {
-      if (!uart_send(sp,(byte_t*)&txcmd,sizeof(UsbCommand))) {
-        PrintAndLog("Sending bytes to proxmark failed");
-      }
-      txcmd_pending = false;
-    }
-  }
-  
-  pthread_exit(NULL);
-  return NULL;
-}
+       while (1) {
+               // If there is a script file
+               if (script_file)
+               {
+                       memset(script_cmd_buf, 0, sizeof(script_cmd_buf));
+                       if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file)) {
+                               fclose(script_file);
+                               script_file = NULL;
+                       } else {
+                               strcleanrn(script_cmd_buf, sizeof(script_cmd_buf));
 
-static void *main_loop(void *targ) {
-  struct main_loop_arg *arg = (struct main_loop_arg*)targ;
-  struct receiver_arg rarg;
-  char *cmd = NULL;
-  pthread_t reader_thread;
-  
-  if (arg->usb_present == 1) {
-    rarg.run=1;
-    // pthread_create(&reader_thread, NULL, &usb_receiver, &rarg);
-    pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
-  }
-  
-  FILE *script_file = NULL;
-  char script_cmd_buf[256];
-  
-  if (arg->script_cmds_file)
-  {
-    script_file = fopen(arg->script_cmds_file, "r");
-    if (script_file)
-    {
-      printf("using 'scripting' commands file %s\n", arg->script_cmds_file);
-    }
-  }
+                               if ((cmd = strmcopy(script_cmd_buf)) != NULL) {
+                                       printf(PROXPROMPT"%s\n", cmd);
+                               }
+                       }
+               } else {
+                       // If there is a script command
+                       if (execCommand){
+                               if ((cmd = strmcopy(script_cmd)) != NULL) {
+                                       printf(PROXPROMPT"%s\n", cmd);
+                               }
 
-       read_history(".history");
-       while(1)
-  {
-    // If there is a script file
-    if (script_file)
-    {
-      if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), script_file))
-      {
-        fclose(script_file);
-        script_file = NULL;
-      }
-      else
-      {
-        char *nl;
-        nl = strrchr(script_cmd_buf, '\r');
-        if (nl) *nl = '\0';
-        nl = strrchr(script_cmd_buf, '\n');
-        if (nl) *nl = '\0';
-        
-        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);
-        }
-      }
-    }
-               
-               if (!script_file)
-               {
-      cmd = readline(PROXPROMPT);
+                               execCommand = false;
+                       } else {
+                               // exit after exec command
+                               if (script_cmd)
+                                       break;
+
+                               // if there is a pipe from stdin
+                               if (stdinOnPipe) {
+                                       memset(script_cmd_buf, 0, sizeof(script_cmd_buf));
+                                       if (!fgets(script_cmd_buf, sizeof(script_cmd_buf), stdin)) {
+                                               printf("\nStdin end. Exit...\n");
+                                               break;
+                                       }
+                                       strcleanrn(script_cmd_buf, sizeof(script_cmd_buf));
+
+                                       if ((cmd = strmcopy(script_cmd_buf)) != NULL) {
+                                               printf(PROXPROMPT"%s\n", cmd);
+                                       }
+                                       
+                               } else {                
+                                       // read command from command prompt
+                                       cmd = readline(PROXPROMPT);
+                               }
+                       }
                }
                
+               // execute command
                if (cmd) {
+
                        while(cmd[strlen(cmd) - 1] == ' ')
-        cmd[strlen(cmd) - 1] = 0x00;
+                               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;
                                }
-                               
-                               CommandReceived(cmd);
-                               add_history(cmd);
                        }
                        free(cmd);
+                       cmd = NULL;
                } else {
                        printf("\n");
                        break;
                }
        }
-  
+
        write_history(".history");
-  
-  if (arg->usb_present == 1) {
-    rarg.run = 0;
-    pthread_join(reader_thread, NULL);
-  }
-  
-  if (script_file)
-  {
-    fclose(script_file);
-    script_file = NULL;
-  }
-  
-  ExitGraphics();
-  pthread_exit(NULL);
-  return NULL;
+       
+       if (script_file) {
+               fclose(script_file);
+               script_file = 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);
+}
+
+static char *my_executable_path = NULL;
+static char *my_executable_directory = NULL;
+
+const char *get_my_executable_path(void)
+{
+       return my_executable_path;
+}
+
+const char *get_my_executable_directory(void)
+{
+       return my_executable_directory;
+}
+
+static void set_my_executable_path(void)
+{
+       int path_length = wai_getExecutablePath(NULL, 0, NULL);
+       if (path_length != -1) {
+               my_executable_path = (char*)malloc(path_length + 1);
+               int dirname_length = 0;
+               if (wai_getExecutablePath(my_executable_path, path_length, &dirname_length) != -1) {
+                       my_executable_path[path_length] = '\0';
+                       my_executable_directory = (char *)malloc(dirname_length + 2);
+                       strncpy(my_executable_directory, my_executable_path, dirname_length+1);
+                       my_executable_directory[dirname_length+1] = '\0';
+               }
+       }
+}
+
+static void show_help(bool showFullHelp, char *command_line){
+       printf("syntax: %s <port> [-h|-help|-m|-f|-flush|-w|-wait|-c|-command|-l|-lua] [cmd_script_file_name] [command][lua_script_name]\n", command_line);
+       printf("\texample: %s "SERIAL_PORT_H"\n\n", command_line);
+
+       if (showFullHelp){
+               printf("help: <-h|-help> Dump all interactive command's help at once.\n");
+               printf("\t%s  -h\n\n", command_line);
+               printf("markdown: <-m> Dump all interactive help at once in markdown syntax\n");
+               printf("\t%s -m\n\n", command_line);
+               printf("flush: <-f|-flush> Output will be flushed after every print.\n");
+               printf("\t%s -f\n\n", command_line);
+               printf("wait: <-w|-wait> 20sec waiting the serial port to appear in the OS\n");
+               printf("\t%s "SERIAL_PORT_H" -w\n\n", command_line);
+               printf("script: A script file with one proxmark3 command per line.\n\n");
+               printf("command: <-c|-command> Execute one proxmark3 command.\n");
+               printf("\t%s "SERIAL_PORT_H" -c \"hf mf chk 1* ?\"\n", command_line);
+               printf("\t%s "SERIAL_PORT_H" -command \"hf mf nested 1 *\"\n\n", command_line);
+               printf("lua: <-l|-lua> Execute lua script.\n");
+               printf("\t%s "SERIAL_PORT_H" -l hf_read\n\n", command_line);
+       }
 }
 
 int main(int argc, char* argv[]) {
-  srand(time(0));
-  
-  if (argc < 2) {
-    printf("syntax: %s <port>\n\n",argv[0]);
-    printf("\tLinux example:'%s /dev/ttyACM0'\n\n", argv[0]);
-    return 1;
-  }
+       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 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;
-  }
-
-  // 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);
+       bool usb_present = false;
+       bool waitCOMPort = false;
+       bool executeCommand = false;
+       bool addLuaExec = false;
+       char *script_cmds_file = NULL;
+       char *script_cmd = NULL;
+
+       if (argc < 2) {
+               show_help(true, argv[0]);
+               return 1;
+       }
+
+       for (int i = 1; i < argc; i++) {
+               if (strcmp(argv[i], "-h") == 0 || strcmp(argv[i],"-help") == 0) {
+                       show_help(false, argv[0]);
+                       dumpAllHelp(0);
+                       return 0;
+               }
+               
+               if (strcmp(argv[i], "-m") == 0) {
+                       dumpAllHelp(1);
+                       return 0;
+               }
+               
+               if(strcmp(argv[i],"-f") == 0 || strcmp(argv[i],"-flush") == 0){
+                       printf("Output will be flushed after every print.\n");
+                       SetFlushAfterWrite(true);
+               }
+               
+               if(strcmp(argv[i],"-w") == 0 || strcmp(argv[i],"-wait") == 0){
+                       waitCOMPort = true;
+               }
 
-  MainGraphics();
+               if(strcmp(argv[i],"-c") == 0 || strcmp(argv[i],"-command") == 0){
+                       executeCommand = true;
+               }
 
-  pthread_join(main_loop_t, NULL);
+               if(strcmp(argv[i],"-l") == 0 || strcmp(argv[i],"-lua") == 0){
+                       executeCommand = true;
+                       addLuaExec = true;
+               }
+       }
 
-//  if (marg.usb_present == 1) {
-//    CloseProxmark();
-//  }
+       // If the user passed the filename of the 'script' to execute, get it from last parameter
+       if (argc > 2 && argv[argc - 1] && argv[argc - 1][0] != '-') {
+               if (executeCommand){
+                       script_cmd = argv[argc - 1];
+                       
+                       while(script_cmd[strlen(script_cmd) - 1] == ' ')
+                               script_cmd[strlen(script_cmd) - 1] = 0x00;
+                       
+                       if (strlen(script_cmd) == 0) {
+                               script_cmd = NULL;
+                       } else {
+                               if (addLuaExec){
+                                       // add "script run " to command
+                                       char *ctmp = NULL;
+                                       int len = strlen(script_cmd) + 11 + 1;
+                                       if ((ctmp = (char*) malloc(len)) != NULL) {
+                                               memset(ctmp, 0, len);
+                                               strcpy(ctmp, "script run ");
+                                               strcpy(&ctmp[11], script_cmd);
+                                               script_cmd = ctmp;
+                                       }
+                               }
+                               
+                               printf("Execute command from commandline: %s\n", script_cmd);
+                       }
+               } else {
+                       script_cmds_file = argv[argc - 1];
+               }
+       }
 
-  // Clean up the port
-  uart_close(sp);
-  
-  return 0;
+       // check command
+       if (executeCommand && (!script_cmd || strlen(script_cmd) == 0)){
+               printf("ERROR: execute command: command not found.\n");
+               return 2;
+       }
+       
+       // set global variables
+       set_my_executable_path();
+
+       // try to open USB connection to Proxmark
+       usb_present = OpenProxmark(argv[1], waitCOMPort, 20, false);
+
+#ifdef HAVE_GUI
+#ifdef _WIN32
+       InitGraphics(argc, argv, script_cmds_file, script_cmd, usb_present);
+       MainGraphics();
+#else
+       char* display = getenv("DISPLAY");
+
+       if (display && strlen(display) > 1)
+       {
+               InitGraphics(argc, argv, script_cmds_file, script_cmd, usb_present);
+               MainGraphics();
+       }
+       else
+       {
+               main_loop(script_cmds_file, script_cmd, usb_present);
+       }
+#endif
+#else
+       main_loop(script_cmds_file, script_cmd, usb_present);
+#endif 
+
+       // Clean up the port
+       if (usb_present) {
+               CloseProxmark();
+       }
+
+       exit(0);
 }
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