X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/afdcb8c159a73aba95a017f1cfec98e8fa2b93c1..f3c8131a0df4bd1d5cf39b886ba7c355efc2430c:/client/flash.c

diff --git a/client/flash.c b/client/flash.c
index bf01b911..9a443cb8 100644
--- a/client/flash.c
+++ b/client/flash.c
@@ -13,7 +13,6 @@
 #include <stdlib.h>
 #include <inttypes.h>
 #include <unistd.h>
-
 #include "proxmark3.h"
 #include "util.h"
 #include "util_posix.h"
@@ -23,9 +22,6 @@
 #include "usb_cmd.h"
 #include "comms.h"
 
-// FIXME: what the fuckity fuck
-unsigned int current_command = CMD_UNKNOWN;
-
 #define FLASH_START            0x100000
 #define FLASH_SIZE             (256*1024)
 #define FLASH_END              (FLASH_START + FLASH_SIZE)
@@ -41,35 +37,10 @@ static const uint8_t elf_ident[] = {
 	EV_CURRENT
 };
 
-void CloseProxmark(receiver_arg* conn, char* serial_port_name) {
-	pthread_mutex_lock(&conn->recv_lock);
-
-	// Block the port from being used by anything
-	serial_port* my_port = GetSerialPort();
-	SetSerialPort(NULL);
-
-	// Then close the port.
-	uart_close(my_port);
-	pthread_mutex_unlock(&conn->recv_lock);
-
-	// Fix for linux, it seems that it is extremely slow to release the serial port file descriptor /dev/*
-	unlink(serial_port_name);
-}
-
-bool OpenProxmark(char* serial_port_name) {
-	serial_port *new_port = uart_open(serial_port_name);
-	if (new_port == INVALID_SERIAL_PORT || new_port == CLAIMED_SERIAL_PORT) {
-		//poll once a second
-		return false;
-	}
-	
-	SetSerialPort(new_port);
-	return true;
-}
 
 // 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)
+static int build_segs_from_phdrs(flash_file_t *ctx, FILE *fd, Elf32_Phdr *phdrs, uint16_t num_phdrs)
 {
 	Elf32_Phdr *phdr = phdrs;
 	flash_seg_t *seg;
@@ -215,12 +186,12 @@ static int check_segs(flash_file_t *ctx, int can_write_bl) {
 }
 
 // Load an ELF file and prepare it for flashing
-int flash_load(flash_file_t *ctx, const char *name, int can_write_bl)
+int flash_load(flash_file_t *ctx, const char *name, bool can_write_bl)
 {
 	FILE *fd = NULL;
 	Elf32_Ehdr ehdr;
 	Elf32_Phdr *phdrs = NULL;
-	int num_phdrs;
+	uint16_t num_phdrs;
 	int res;
 
 	fd = fopen(name, "rb");
@@ -299,14 +270,11 @@ fail:
 // Get the state of the proxmark, backwards compatible
 static int get_proxmark_state(uint32_t *state)
 {
-	UsbCommand c;
+	UsbCommand c = {0};
 	c.cmd = CMD_DEVICE_INFO;
 	SendCommand(&c);
 	UsbCommand resp;
-	while (!WaitForResponse(CMD_ANY, &resp)) {
-		// Keep waiting for a response
-		msleep(100);
-	}
+	WaitForResponse(CMD_UNKNOWN, &resp);  // wait for any response. No timeout.
 
 	// Three outcomes:
 	// 1. The old bootrom code will ignore CMD_DEVICE_INFO, but respond with an ACK
@@ -333,7 +301,7 @@ static int get_proxmark_state(uint32_t *state)
 }
 
 // Enter the bootloader to be able to start flashing
-static int enter_bootloader(receiver_arg* conn, char *serial_port_name)
+static int enter_bootloader(char *serial_port_name)
 {
 	uint32_t state;
 
@@ -364,43 +332,41 @@ static int enter_bootloader(receiver_arg* conn, char *serial_port_name)
 			SendCommand(&c);
 			fprintf(stderr,"Press and hold down button NOW if your bootloader requires it.\n");
 		}
-		
+
 		msleep(100);
-		CloseProxmark(conn, serial_port_name);
+		CloseProxmark();
 
-		fprintf(stderr,"Waiting for Proxmark to reappear on %s",serial_port_name);
-		do {
-			sleep(1);
-			fprintf(stderr, ".");
-		} while (!OpenProxmark(serial_port_name));
-		
-		fprintf(stderr," Found.\n");
-		return 0;
+		bool opened = OpenProxmark(serial_port_name, true, 120, true);   // wait for 2 minutes
+		if (opened) {
+			fprintf(stderr," Found.\n");
+			return 0;
+		} else {
+			fprintf(stderr,"Error: Proxmark not found.\n");
+			return -1;
+		}
 	}
 
 	fprintf(stderr, "Error: Unknown Proxmark mode\n");
 	return -1;
 }
 
-static int wait_for_ack()
+static int wait_for_ack(void)
 {
-	UsbCommand resp;
-	while (!WaitForResponse(CMD_ANY, &resp)) {
-		msleep(100);
-	}
-	if (resp.cmd != CMD_ACK) {
-		printf("Error: Unexpected reply 0x%04" PRIx64 " (expected ACK)\n", resp.cmd);
+	UsbCommand ack;
+	WaitForResponse(CMD_UNKNOWN, &ack);
+	if (ack.cmd != CMD_ACK) {
+		printf("Error: Unexpected reply 0x%04" PRIx64 " (expected ACK)\n", ack.cmd);
 		return -1;
 	}
 	return 0;
 }
 
 // Go into flashing mode
-int flash_start_flashing(receiver_arg* conn, int enable_bl_writes,char *serial_port_name)
+int flash_start_flashing(int enable_bl_writes,char *serial_port_name)
 {
 	uint32_t state;
 
-	if (enter_bootloader(conn, serial_port_name) < 0)
+	if (enter_bootloader(serial_port_name) < 0)
 		return -1;
 
 	if (get_proxmark_state(&state) < 0)
@@ -436,12 +402,12 @@ 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;
+	UsbCommand c;
 	c.cmd = CMD_FINISH_WRITE;
 	c.arg[0] = address;
 	memcpy(c.d.asBytes, block_buf, length);
-  SendCommand(&c);
-  return wait_for_ack();
+	SendCommand(&c);
+	return wait_for_ack();
 }
 
 // Write a file's segments to Flash
@@ -499,7 +465,7 @@ void flash_free(flash_file_t *ctx)
 }
 
 // just reset the unit
-int flash_stop_flashing() {
+int flash_stop_flashing(void) {
 	UsbCommand c = {CMD_HARDWARE_RESET};
 	SendCommand(&c);
 	msleep(100);