USB comm: prepare for @micolous change (PR#463) (#587)

[proxmark3-svn] / client / flash.c

diff --git a/client/flash.c b/client/flash.c
index b59fff049f52777b134401576890cf4bb3434ee4..894095e7617ef20aa2441862c7e244b3014c004e 100644 (file)
--- a/client/flash.c
+++ b/client/flash.c
@@ -11,18 +11,21 @@
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
+#include <inttypes.h>
+#include <unistd.h>
 #include "proxmark3.h"
-#include "sleep.h"
-//#include "proxusb.h"
+#include "util.h"
+#include "util_posix.h"
 #include "flash.h"
 #include "elf.h"
 #include "proxendian.h"
 #include "usb_cmd.h"
+#include "uart.h"
 
 void SendCommand(UsbCommand* txcmd);
 void ReceiveCommand(UsbCommand* rxcmd);
-void CloseProxmark();
-int OpenProxmark(size_t i);
+
+serial_port sp;
 
 // FIXME: what the fuckity fuck
 unsigned int current_command = CMD_UNKNOWN;
@@ -42,6 +45,22 @@ static const uint8_t elf_ident[] = {
        EV_CURRENT
 };
 
+void CloseProxmark(const char *serial_port_name) {
+       // Clean up the port
+       uart_close(sp);
+       // Fix for linux, it seems that it is extremely slow to release the serial port file descriptor /dev/*
+       unlink(serial_port_name);
+}
+
+int OpenProxmark(size_t i, const char *serial_port_name) {
+       sp = uart_open(serial_port_name);
+       if (sp == INVALID_SERIAL_PORT || sp == CLAIMED_SERIAL_PORT) {
+               //poll once a second
+               return 0;
+       }
+       return 1;
+}
+
 // Turn PHDRs into flasher segments, checking for PHDR sanity and merging adjacent
 // unaligned segments if needed
 static int build_segs_from_phdrs(flash_file_t *ctx, FILE *fd, Elf32_Phdr *phdrs, int num_phdrs)
@@ -276,8 +295,7 @@ static int get_proxmark_state(uint32_t *state)
 {
        UsbCommand c;
        c.cmd = CMD_DEVICE_INFO;
-//     SendCommand_(&c);
-  SendCommand(&c);
+       SendCommand(&c);
        UsbCommand resp;
        ReceiveCommand(&resp);
 
@@ -297,7 +315,7 @@ static int get_proxmark_state(uint32_t *state)
                        *state = resp.arg[0];
                        break;
                default:
-                       fprintf(stderr, "Error: Couldn't get proxmark state, bad response type: 0x%04"llx"\n", resp.cmd);
+                       fprintf(stderr, "Error: Couldn't get proxmark state, bad response type: 0x%04" PRIx64 "\n", resp.cmd);
                        return -1;
                        break;
        }
@@ -306,7 +324,7 @@ static int get_proxmark_state(uint32_t *state)
 }
 
 // Enter the bootloader to be able to start flashing
-static int enter_bootloader(void)
+static int enter_bootloader(char *serial_port_name)
 {
        uint32_t state;
 
@@ -337,14 +355,14 @@ static int enter_bootloader(void)
                        SendCommand(&c);
                        fprintf(stderr,"Press and hold down button NOW if your bootloader requires it.\n");
                }
-    msleep(100);
-               CloseProxmark();
+               msleep(100);
+               CloseProxmark(serial_port_name);
 
-               fprintf(stderr,"Waiting for Proxmark to reappear on USB...");
-    do {
+               fprintf(stderr,"Waiting for Proxmark to reappear on %s",serial_port_name);
+               do {
                        sleep(1);
                        fprintf(stderr, ".");
-               } while (!OpenProxmark(0));
+               } while (!OpenProxmark(0, serial_port_name));
                fprintf(stderr," Found.\n");
 
                return 0;
@@ -356,21 +374,21 @@ static int enter_bootloader(void)
 
 static int wait_for_ack(void)
 {
-  UsbCommand ack;
+       UsbCommand ack;
        ReceiveCommand(&ack);
        if (ack.cmd != CMD_ACK) {
-               printf("Error: Unexpected reply 0x%04"llx" (expected ACK)\n", ack.cmd);
+               printf("Error: Unexpected reply 0x%04" PRIx64 " (expected ACK)\n", ack.cmd);
                return -1;
        }
        return 0;
 }
 
 // Go into flashing mode
-int flash_start_flashing(int enable_bl_writes)
+int flash_start_flashing(int enable_bl_writes,char *serial_port_name)
 {
        uint32_t state;
 
-       if (enter_bootloader() < 0)
+       if (enter_bootloader(serial_port_name) < 0)
                return -1;
 
        if (get_proxmark_state(&state) < 0)
@@ -391,7 +409,6 @@ int flash_start_flashing(int enable_bl_writes)
                        c.arg[2] = 0;
                }
                SendCommand(&c);
-//             SendCommand_(&c);
                return wait_for_ack();
        } else {
                fprintf(stderr, "Note: Your bootloader does not understand the new START_FLASH command\n");
@@ -408,22 +425,8 @@ static int write_block(uint32_t address, uint8_t *data, uint32_t length)
        memset(block_buf, 0xFF, BLOCK_SIZE);
        memcpy(block_buf, data, length);
   UsbCommand c;
-/*
-       c.cmd = {CMD_SETUP_WRITE};
-       for (int i = 0; i < 240; i += 48) {
-               memcpy(c.d.asBytes, block_buf + i, 48);
-               c.arg[0] = i / 4;
-               SendCommand(&c);
-//             SendCommand_(&c);
-               if (wait_for_ack() < 0) {
-                       return -1;
-    }
-       }
-*/
        c.cmd = CMD_FINISH_WRITE;
        c.arg[0] = address;
-//     memcpy(c.d.asBytes, block_buf+240, 16);
-//     SendCommand_(&c);
        memcpy(c.d.asBytes, block_buf, length);
   SendCommand(&c);
   return wait_for_ack();
@@ -486,8 +489,7 @@ void flash_free(flash_file_t *ctx)
 // just reset the unit
 int flash_stop_flashing(void) {
        UsbCommand c = {CMD_HARDWARE_RESET};
-//     SendCommand_(&c);
-  SendCommand(&c);
-  msleep(100);
-  return 0;
+       SendCommand(&c);
+       msleep(100);
+       return 0;
 }