Merge "Report errno more often in fastboot." (272b2694) · Commits · e / os / android_system_core

fastboot/fastboot.cpp

+17 −21

Original line number	Diff line number	Diff line
		@@ -717,10 +717,10 @@ static bool needs_erase(Transport* transport, const char* partition) {
		return partition_type == "ext4";
		}

		static int load_buf_fd(Transport* transport, int fd, struct fastboot_buffer* buf) {
		static bool load_buf_fd(Transport* transport, int fd, struct fastboot_buffer* buf) {
		int64_t sz = get_file_size(fd);
		if (sz == -1) {
		return -1;
		return false;
		}

		lseek64(fd, 0, SEEK_SET);
		@@ -728,7 +728,7 @@ static int load_buf_fd(Transport* transport, int fd, struct fastboot_buffer* buf
		if (limit) {
		sparse_file** s = load_sparse_files(fd, limit);
		if (s == nullptr) {
		return -1;
		return false;
		}
		buf->type = FB_BUFFER_SPARSE;
		buf->data = s;
		@@ -740,18 +740,14 @@ static int load_buf_fd(Transport* transport, int fd, struct fastboot_buffer* buf
		buf->sz = sz;
		}

		return 0;
		return true;
		}

		static int load_buf(Transport* transport, const char fname, struct fastboot_buffer buf)
		{
		int fd;

		fd = open(fname, O_RDONLY \| O_BINARY);
		if (fd < 0) {
		return -1;
		static bool load_buf(Transport* transport, const char* fname, struct fastboot_buffer* buf) {
		int fd = open(fname, O_RDONLY \| O_BINARY);
		if (fd == -1) {
		return false;
		}

		return load_buf_fd(transport, fd, buf);
		}

		@@ -895,8 +891,8 @@ static void do_for_partitions(Transport* transport, const char *part, const char
		static void do_flash(Transport* transport, const char* pname, const char* fname) {
		struct fastboot_buffer buf;

		if (load_buf(transport, fname, &buf)) {
		die("cannot load '%s'", fname);
		if (!load_buf(transport, fname, &buf)) {
		die("cannot load '%s': %s", fname, strerror(errno));
		}
		flash_buf(pname, &buf);
		}
		@@ -940,8 +936,9 @@ static void do_update(Transport* transport, const char* filename, const char* sl
		exit(1); // unzip_to_file already explained why.
		}
		fastboot_buffer buf;
		int rc = load_buf_fd(transport, fd, &buf);
		if (rc) die("cannot load %s from flash", images[i].img_name);
		if (!load_buf_fd(transport, fd, &buf)) {
		die("cannot load %s from flash: %s", images[i].img_name, strerror(errno));
		}

		auto update = [&](const std::string &partition) {
		do_update_signature(zip, images[i].sig_name);
		@@ -994,10 +991,9 @@ static void do_flashall(Transport* transport, const char* slot_override, int era
		for (size_t i = 0; i < ARRAY_SIZE(images); i++) {
		fname = find_item(images[i].part_name, product);
		fastboot_buffer buf;
		if (load_buf(transport, fname.c_str(), &buf)) {
		if (images[i].is_optional)
		continue;
		die("could not load %s\n", images[i].img_name);
		if (!load_buf(transport, fname.c_str(), &buf)) {
		if (images[i].is_optional) continue;
		die("could not load '%s': %s", images[i].img_name, strerror(errno));
		}

		auto flashall = [&](const std::string &partition) {
		@@ -1164,7 +1160,7 @@ static void fb_perform_format(Transport* transport,
		return;
		}

		if (load_buf_fd(transport, fd, &buf)) {
		if (!load_buf_fd(transport, fd, &buf)) {
		fprintf(stderr, "Cannot read image: %s\n", strerror(errno));
		close(fd);
		return;