Merge pull request #488 from pwpiwi/fix_usbpower

[proxmark3-svn] / client / proxmark3.c

diff --git a/client/proxmark3.c b/client/proxmark3.c
index 2e8ef41820e16da24ffd0c6530f37ada96df0b5d..99ba9fbad77ec9dbcea40bc0b36074ea7914b0e5 100644 (file)
--- a/client/proxmark3.c
+++ b/client/proxmark3.c
@@ -1,106 +1,416 @@
-#include <usb.h>
+//-----------------------------------------------------------------------------
+// Copyright (C) 2009 Michael Gernoth <michael at gernoth.net>
+// Copyright (C) 2010 iZsh <izsh at fail0verflow.com>
+//
+// This code is licensed to you under the terms of the GNU GPL, version 2 or,
+// at your option, any later version. See the LICENSE.txt file for the text of
+// the license.
+//-----------------------------------------------------------------------------
+// Main binary
+//-----------------------------------------------------------------------------
+

 #include <stdio.h>
 #include <stdio.h>

-#include <unistd.h>

 #include <stdlib.h>
 #include <stdlib.h>

-#include <strings.h>

 #include <string.h>
 #include <string.h>

-#include <errno.h>
+#include <pthread.h>
+#include <unistd.h>

 #include <readline/readline.h>
 #include <readline/history.h>
 #include <readline/readline.h>
 #include <readline/history.h>

-#include <pthread.h>

 
 

-#include "prox.h"

 #include "proxmark3.h"
 #include "proxmark3.h"

+#include "util_posix.h"

 #include "proxgui.h"
 #include "proxgui.h"

+#include "cmdmain.h"
+#include "uart.h"
+#include "ui.h"
+#include "util.h"
+#include "cmdparser.h"
+#include "cmdhw.h"
+#include "whereami.h"

 
 

-struct usb_receiver_arg {
-       int run;
-};
+#ifdef _WIN32
+#define SERIAL_PORT_H  "com3"
+#else
+#define SERIAL_PORT_H  "/dev/ttyACM0"
+#endif
+
+// a global mutex to prevent interlaced printing from different threads
+pthread_mutex_t print_lock;
+
+static serial_port sp;
+static UsbCommand txcmd;
+volatile static bool txcmd_pending = false;

 
 

-struct main_loop_arg {
-       int usb_present;
+void SendCommand(UsbCommand *c) {
+       #if 0
+               printf("Sending %d bytes\n", sizeof(UsbCommand));
+       #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;
+}
+
+struct receiver_arg {
+       int run;

 };
 
 };
 

-static void *usb_receiver(void *targ) {
-       struct usb_receiver_arg *arg = (struct usb_receiver_arg*)targ;
-       UsbCommand cmdbuf;
+byte_t rx[sizeof(UsbCommand)];
+byte_t* prx = rx;

 
 

-       while(arg->run) {
-               if (ReceiveCommandPoll(&cmdbuf)) {
-                       int i;
+static void *uart_receiver(void *targ) {
+       struct receiver_arg *arg = (struct receiver_arg*)targ;
+       size_t rxlen;

 
 

-                       for (i=0; i<strlen(PROXPROMPT); i++)
-                               putchar(0x08);
+       while (arg->run) {
+               rxlen = 0;
+               if (uart_receive(sp, prx, sizeof(UsbCommand) - (prx-rx), &rxlen) && rxlen) {
+                       prx += rxlen;
+                       if (prx-rx < sizeof(UsbCommand)) {
+                               continue;
+                       }
+                       UsbCommandReceived((UsbCommand*)rx);
+               }
+               prx = rx;

 
 

-                       UsbCommandReceived(&cmdbuf);
-                       printf(PROXPROMPT);
-                       fflush(NULL);
+               if(txcmd_pending) {
+                       if (!uart_send(sp, (byte_t*) &txcmd, sizeof(UsbCommand))) {
+                               PrintAndLog("Sending bytes to proxmark failed");
+                       }
+                       txcmd_pending = false;

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

+       return NULL;

 }
 
 }
 

-static void *main_loop(void *targ)
-{
-       struct main_loop_arg *arg = (struct main_loop_arg*)targ;
-       struct usb_receiver_arg rarg;
+
+void main_loop(char *script_cmds_file, char *script_cmd, bool usb_present) {
+       struct receiver_arg rarg;

        char *cmd = NULL;
        pthread_t reader_thread;
        char *cmd = NULL;
        pthread_t reader_thread;

+       bool execCommand = (script_cmd != NULL);
+       bool stdinOnPipe = !isatty(STDIN_FILENO);
+       
+       if (usb_present) {
+               rarg.run = 1;
+               pthread_create(&reader_thread, NULL, &uart_receiver, &rarg);
+               // cache Version information now:
+               CmdVersion(NULL);
+       }
+
+       // 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

 
 

-       if (arg->usb_present == 1) {
-               rarg.run=1;
-               pthread_create(&reader_thread, NULL, &usb_receiver, &rarg);
+       if (script_cmds_file) {
+               script_file = fopen(script_cmds_file, "r");
+               if (script_file) {
+                       printf("executing commands from file: %s\n", script_cmds_file);
+               }

        }
        }

+       
+       read_history(".history");
+
+       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));
+
+                               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);
+                               }
+
+                               execCommand = false;
+                       } else {
+                               // exit after exec command
+                               if (script_cmd)
+                                       break;

 
 

-       while(1) {
+                               // 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));

 
 

-               cmd = readline(PROXPROMPT);
+                                       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) {
                if (cmd) {

+
+                       while(cmd[strlen(cmd) - 1] == ' ')
+                               cmd[strlen(cmd) - 1] = 0x00;
+                       

                        if (cmd[0] != 0x00) {
                        if (cmd[0] != 0x00) {

-                               CommandReceived(cmd);
+                               int ret = CommandReceived(cmd);

                                add_history(cmd);
                                add_history(cmd);

+                               if (ret == 99) {  // exit or quit
+                                       break;
+                               }

                        }
                        free(cmd);
                        }
                        free(cmd);

+                       cmd = NULL;

                } else {
                        printf("\n");
                        break;
                }
        }
                } else {
                        printf("\n");
                        break;
                }
        }

-       
-       if (arg->usb_present == 1) {
+
+       write_history(".history");
+  
+       if (usb_present) {

                rarg.run = 0;
                pthread_join(reader_thread, NULL);
        }
                rarg.run = 0;
                pthread_join(reader_thread, NULL);
        }

+       
+       if (script_file) {
+               fclose(script_file);
+               script_file = NULL;
+       }
+}

 
 

-       ExitGraphics();
-       pthread_exit(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;

 }
 
 }
 

-int main(int argc, char **argv)
+static void set_my_executable_path(void)

 {
 {

-       struct main_loop_arg marg;
-       pthread_t main_loop_t;
-       usb_init();
+       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("\tLinux example:'%s /dev/ttyACM0'\n", command_line);
+       printf("\tWindows example:'%s com3'\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);
+       }
+}

 
 

-       if (!(devh = OpenProxmark(1))) {
-               fprintf(stderr,"PROXMARK3: NOT FOUND!\n");
-               marg.usb_present = 0;
+int main(int argc, char* argv[]) {
+       srand(time(0));
+  
+       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");
+                       flushAfterWrite = 1;
+               }
+               
+               if(strcmp(argv[i],"-w") == 0 || strcmp(argv[i],"-wait") == 0){
+                       waitCOMPort = true;
+               }
+
+               if(strcmp(argv[i],"-c") == 0 || strcmp(argv[i],"-command") == 0){
+                       executeCommand = true;
+               }
+
+               if(strcmp(argv[i],"-l") == 0 || strcmp(argv[i],"-lua") == 0){
+                       executeCommand = true;
+                       addLuaExec = true;
+               }
+       }
+
+       // 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];
+               }
+       }
+
+       // 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();
+       
+       // open uart
+       if (!waitCOMPort) {
+               sp = uart_open(argv[1]);
+       } else {
+               printf("Waiting for Proxmark to appear on %s ", argv[1]);
+               fflush(stdout);
+               int openCount = 0;
+               do {
+                       sp = uart_open(argv[1]);
+                       msleep(1000);
+                       printf(".");
+                       fflush(stdout);
+               } while(++openCount < 20 && (sp == INVALID_SERIAL_PORT || sp == CLAIMED_SERIAL_PORT));
+               printf("\n");
+       }
+
+       // check result of uart opening
+       if (sp == INVALID_SERIAL_PORT) {
+               printf("ERROR: invalid serial port\n");
+               usb_present = false;
+               offline = 1;
+       } else if (sp == CLAIMED_SERIAL_PORT) {
+               printf("ERROR: serial port is claimed by another process\n");
+               usb_present = false;

                offline = 1;
        } else {
                offline = 1;
        } else {

-               marg.usb_present = 1;
+               usb_present = true;

                offline = 0;
        }
                offline = 0;
        }

+       
+       // create a mutex to avoid interlacing print commands from our different threads
+       pthread_mutex_init(&print_lock, NULL);

 
 

-       pthread_create(&main_loop_t, NULL, &main_loop, &marg);
-       InitGraphics(argc, argv);
-
+#ifdef HAVE_GUI
+#ifdef _WIN32
+       InitGraphics(argc, argv, script_cmds_file, script_cmd, usb_present);

        MainGraphics();
        MainGraphics();

+#else
+       char* display = getenv("DISPLAY");

 
 

-       pthread_join(main_loop_t, NULL);
+       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 

 
 

-       if (marg.usb_present == 1) {
-               CloseProxmark();
+       // Clean up the port
+       if (usb_present) {
+               uart_close(sp);

        }
        }

-       return 0;
+
+       // clean up mutex
+       pthread_mutex_destroy(&print_lock);
+
+       exit(0);

 }
 }