X-Git-Url: https://git.ao2.it/kinect-audio-setup.git/blobdiff_plain/19bf8b8b7bdf5db13a5506eafabe1aec15a65aaa..7741d91241990d9ab7f79071ea3d644f2d8734d7:/kinect_upload_fw/kinect_upload_fw.c

diff --git a/kinect_upload_fw/kinect_upload_fw.c b/kinect_upload_fw/kinect_upload_fw.c
index 80d435f..21bdef9 100644
--- a/kinect_upload_fw/kinect_upload_fw.c
+++ b/kinect_upload_fw/kinect_upload_fw.c
@@ -36,8 +36,10 @@
 #include <errno.h>
 #include <libusb.h>
 
+#include "endian.h"
+
 static libusb_device_handle *dev;
-unsigned int seq;
+static unsigned int seq;
 
 typedef struct {
 	uint32_t magic;
@@ -55,8 +57,15 @@ typedef struct {
 } status_code;
 
 #define LOG(...) printf(__VA_ARGS__)
+
+#if __BYTE_ORDER == __BIG_ENDIAN
+static inline uint32_t fn_le32(uint32_t d)
+{
+	return (d<<24) | ((d<<8)&0xFF0000) | ((d>>8)&0xFF00) | (d>>24);
+}
+#else
 #define fn_le32(x) (x)
-// TODO: support architectures that aren't little-endian
+#endif
 
 static void dump_bl_cmd(bootloader_command cmd) {
 	int i;
@@ -96,7 +105,7 @@ static int get_reply(void) {
 
 	res = libusb_bulk_transfer(dev, 0x81, reply.dump, 512, &transferred, 0);
 	if (res != 0 || transferred != sizeof(status_code)) {
-		LOG("Error reading reply: %d\ttransferred: %d (expected %lu)\n", res, transferred, sizeof(status_code));
+		LOG("Error reading reply: %d\ttransferred: %d (expected %zu)\n", res, transferred, sizeof(status_code));
 		return res;
 	}
 	if (fn_le32(reply.buffer.magic) != 0x0a6fe000) {
@@ -124,6 +133,7 @@ static int get_reply(void) {
 int main(int argc, char** argv) {
 	char default_filename[] = "firmware.bin";
 	char* filename = default_filename;
+	int res = 0;
 
 	if (argc == 2) {
 		filename = argv[1];
@@ -136,12 +146,13 @@ int main(int argc, char** argv) {
 	}
 
 	libusb_init(NULL);
-	libusb_set_debug(0, 3);
+	libusb_set_debug(NULL, 3);
 
 	dev = libusb_open_device_with_vid_pid(NULL, 0x045e, 0x02ad);
 	if (dev == NULL) {
 		fprintf(stderr, "Couldn't open device.\n");
-		return 1;
+		res = -ENODEV;
+		goto fail_libusb_open;
 	}
 
 	libusb_set_configuration(dev, 1);
@@ -160,12 +171,11 @@ int main(int argc, char** argv) {
 	LOG("About to send: ");
 	dump_bl_cmd(cmd);
 
-	int res;
 	int transferred;
 
 	res = libusb_bulk_transfer(dev, 1, (unsigned char*)&cmd, sizeof(cmd), &transferred, 0);
 	if (res != 0 || transferred != sizeof(cmd)) {
-		LOG("Error: res: %d\ttransferred: %d (expected %lu)\n", res, transferred, sizeof(cmd));
+		LOG("Error: res: %d\ttransferred: %d (expected %zu)\n", res, transferred, sizeof(cmd));
 		goto cleanup;
 	}
 	res = get_first_reply(); // This first one doesn't have the usual magic bytes at the beginning, and is 96 bytes long - much longer than the usual 12-byte replies.
@@ -190,7 +200,7 @@ int main(int argc, char** argv) {
 		// Send it off!
 		res = libusb_bulk_transfer(dev, 1, (unsigned char*)&cmd, sizeof(cmd), &transferred, 0);
 		if (res != 0 || transferred != sizeof(cmd)) {
-			LOG("Error: res: %d\ttransferred: %d (expected %lu)\n", res, transferred, sizeof(cmd));
+			LOG("Error: res: %d\ttransferred: %d (expected %zu)\n", res, transferred, sizeof(cmd));
 			goto cleanup;
 		}
 		int bytes_sent = 0;
@@ -216,7 +226,7 @@ int main(int argc, char** argv) {
 	dump_bl_cmd(cmd);
 	res = libusb_bulk_transfer(dev, 1, (unsigned char*)&cmd, sizeof(cmd), &transferred, 0);
 	if (res != 0 || transferred != sizeof(cmd)) {
-		LOG("Error: res: %d\ttransferred: %d (expected %lu)\n", res, transferred, sizeof(cmd));
+		LOG("Error: res: %d\ttransferred: %d (expected %zu)\n", res, transferred, sizeof(cmd));
 		goto cleanup;
 	}
 	res = get_reply();
@@ -225,6 +235,8 @@ int main(int argc, char** argv) {
 
 cleanup:
 	libusb_close(dev);
+fail_libusb_open:
 	libusb_exit(NULL);
-	return 0;
+	fclose(fw);
+	return res;
 }