X-Git-Url: http://cvs.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/314a9b9cdd3d0e45bef3158e0a40de8568edf236..61aaee35cc838af65f943c9b6f62db28beb48c93:/client/cmdmain.c diff --git a/client/cmdmain.c b/client/cmdmain.c index ae059ea2..a45e3430 100644 --- a/client/cmdmain.c +++ b/client/cmdmain.c @@ -27,24 +27,11 @@ #include "util.h" #include "util_posix.h" #include "cmdscript.h" -#include "cmdcrc.h" -unsigned int current_command = CMD_UNKNOWN; - static int CmdHelp(const char *Cmd); static int CmdQuit(const char *Cmd); -static int CmdRev(const char *Cmd); -//For storing command that are received from the device -#define CMD_BUFFER_SIZE 50 -static UsbCommand cmdBuffer[CMD_BUFFER_SIZE]; -//Points to the next empty position to write to -static int cmd_head;//Starts as 0 -//Points to the position of the last unread command -static int cmd_tail;//Starts as 0 -// to lock cmdBuffer operations from different threads -static pthread_mutex_t cmdBufferMutex = PTHREAD_MUTEX_INITIALIZER; static command_t CommandTable[] = { @@ -53,7 +40,6 @@ static command_t CommandTable[] = {"hf", CmdHF, 1, "{ High Frequency commands... }"}, {"hw", CmdHW, 1, "{ Hardware commands... }"}, {"lf", CmdLF, 1, "{ Low Frequency commands... }"}, - {"reveng",CmdRev, 1, "Crc calculations from the software reveng1-30"}, {"script",CmdScript,1, "{ Scripting commands }"}, {"quit", CmdQuit, 1, "Exit program"}, {"exit", CmdQuit, 1, "Exit program"}, @@ -64,6 +50,7 @@ command_t* getTopLevelCommandTable() { return CommandTable; } + int CmdHelp(const char *Cmd) { CmdsHelp(CommandTable); @@ -75,119 +62,6 @@ int CmdQuit(const char *Cmd) return 99; } -int CmdRev(const char *Cmd) -{ - CmdCrc(Cmd); - return 0; -} - -/** - * @brief This method should be called when sending a new command to the pm3. In case any old - * responses from previous commands are stored in the buffer, a call to this method should clear them. - * A better method could have been to have explicit command-ACKS, so we can know which ACK goes to which - * operation. Right now we'll just have to live with this. - */ -void clearCommandBuffer() -{ - //This is a very simple operation - pthread_mutex_lock(&cmdBufferMutex); - cmd_tail = cmd_head; - pthread_mutex_unlock(&cmdBufferMutex); -} - -/** - * @brief storeCommand stores a USB command in a circular buffer - * @param UC - */ -void storeCommand(UsbCommand *command) -{ - pthread_mutex_lock(&cmdBufferMutex); - if( ( cmd_head+1) % CMD_BUFFER_SIZE == cmd_tail) - { - //If these two are equal, we're about to overwrite in the - // circular buffer. - PrintAndLog("WARNING: Command buffer about to overwrite command! This needs to be fixed!"); - } - //Store the command at the 'head' location - UsbCommand* destination = &cmdBuffer[cmd_head]; - memcpy(destination, command, sizeof(UsbCommand)); - - cmd_head = (cmd_head +1) % CMD_BUFFER_SIZE; //increment head and wrap - pthread_mutex_unlock(&cmdBufferMutex); -} - - -/** - * @brief getCommand gets a command from an internal circular buffer. - * @param response location to write command - * @return 1 if response was returned, 0 if nothing has been received - */ -int getCommand(UsbCommand* response) -{ - pthread_mutex_lock(&cmdBufferMutex); - //If head == tail, there's nothing to read, or if we just got initialized - if(cmd_head == cmd_tail){ - pthread_mutex_unlock(&cmdBufferMutex); - return 0; - } - //Pick out the next unread command - UsbCommand* last_unread = &cmdBuffer[cmd_tail]; - memcpy(response, last_unread, sizeof(UsbCommand)); - //Increment tail - this is a circular buffer, so modulo buffer size - cmd_tail = (cmd_tail +1 ) % CMD_BUFFER_SIZE; - pthread_mutex_unlock(&cmdBufferMutex); - return 1; -} - - -/** - * Waits for a certain response type. This method waits for a maximum of - * ms_timeout milliseconds for a specified response command. - *@brief WaitForResponseTimeout - * @param cmd command to wait for - * @param response struct to copy received command into. - * @param ms_timeout - * @return true if command was returned, otherwise false - */ -bool WaitForResponseTimeoutW(uint32_t cmd, UsbCommand* response, size_t ms_timeout, bool show_warning) { - - UsbCommand resp; - - if (response == NULL) { - response = &resp; - } - - uint64_t start_time = msclock(); - - // Wait until the command is received - while (true) { - while(getCommand(response)) { - if(response->cmd == cmd){ - return true; - } - } - if (msclock() - start_time > ms_timeout) { - break; - } - if (msclock() - start_time > 2000 && show_warning) { - PrintAndLog("Waiting for a response from the proxmark..."); - PrintAndLog("Don't forget to cancel its operation first by pressing on the button"); - show_warning = false; - } - } - return false; -} - - -bool WaitForResponseTimeout(uint32_t cmd, UsbCommand* response, size_t ms_timeout) { - return WaitForResponseTimeoutW(cmd, response, ms_timeout, true); -} - -bool WaitForResponse(uint32_t cmd, UsbCommand* response) { - return WaitForResponseTimeoutW(cmd, response, -1, true); -} - - //----------------------------------------------------------------------------- // Entry point into our code: called whenever the user types a command and // then presses Enter, which the full command line that they typed. @@ -196,38 +70,3 @@ int CommandReceived(char *Cmd) { return CmdsParse(CommandTable, Cmd); } - -//----------------------------------------------------------------------------- -// Entry point into our code: called whenever we received a packet over USB -// that we weren't necessarily expecting, for example a debug print. -//----------------------------------------------------------------------------- -void UsbCommandReceived(UsbCommand *UC) -{ - switch(UC->cmd) { - // First check if we are handling a debug message - case CMD_DEBUG_PRINT_STRING: { - char s[USB_CMD_DATA_SIZE+1]; - memset(s, 0x00, sizeof(s)); - size_t len = MIN(UC->arg[0],USB_CMD_DATA_SIZE); - memcpy(s,UC->d.asBytes,len); - PrintAndLog("#db# %s", s); - return; - } break; - - case CMD_DEBUG_PRINT_INTEGERS: { - PrintAndLog("#db# %08x, %08x, %08x \r\n", UC->arg[0], UC->arg[1], UC->arg[2]); - return; - } break; - - case CMD_DOWNLOADED_RAW_ADC_SAMPLES_125K: { - memcpy(sample_buf+(UC->arg[0]),UC->d.asBytes,UC->arg[1]); - return; - } break; - - default: - storeCommand(UC); - break; - } - -} -