C++ (Cpp) imgtool_image_get_sector_size Examples

Example #1

File: secview.c Project: broftkd/historic-mess

// reads sector data from the disk image into the view
static imgtoolerr_t read_sector_data(HWND dialog, UINT32 track, UINT32 head, UINT32 sector)
{
	imgtoolerr_t err;
	struct sectorview_info *info;
	UINT32 length;
	void *data;

	info = get_sectorview_info(dialog);

	err = imgtool_image_get_sector_size(info->image, track, head, sector, &length);
	if (err)
		goto done;

	data = alloca(length);
	err = imgtool_image_read_sector(info->image, track, head, sector, data, length);
	if (err)
		goto done;

	if (!hexview_setdata(GetDlgItem(dialog, IDC_HEXVIEW), data, length))
	{
		err = IMGTOOLERR_OUTOFMEMORY;
		goto done;
	}

	info->track = track;
	info->head = head;
	info->sector = sector;

done:
	return err;
}

Example #2

File: main.c Project: coinhelper/jsmess

static int cmd_readsector(const struct command *c, int argc, char *argv[])
{
	imgtoolerr_t err;
	imgtool_image *img;
	imgtool_stream *stream = NULL;
	void *buffer = NULL;
	UINT32 size, track, head, sector;

	/* attempt to open image */
	err = imgtool_image_open_byname(argv[0], argv[1], OSD_FOPEN_READ, &img);
	if (err)
		goto done;

	track = atoi(argv[2]);
	head = atoi(argv[3]);
	sector = atoi(argv[4]);

	err = imgtool_image_get_sector_size(img, track, head, sector, &size);
	if (err)
		goto done;

	buffer = malloc(size);
	if (!buffer)
	{
		err = IMGTOOLERR_OUTOFMEMORY;
		goto done;
	}

	err = imgtool_image_read_sector(img, track, head, sector, buffer, size);
	if (err)
		goto done;


	stream = stream_open(argv[5], OSD_FOPEN_WRITE);
	if (!stream)
	{
		err = (imgtoolerr_t)(IMGTOOLERR_FILENOTFOUND | IMGTOOLERR_SRC_NATIVEFILE);
		goto done;
	}

	stream_write(stream, buffer, size);

done:
	if (buffer)
		free(buffer);
	if (stream)
		stream_close(stream);
	if (err)
		reporterror(err, c, argv[0], argv[1], NULL, NULL, 0);
	return err ? -1 : 0;
}

Example #3

File: main.cpp Project: rjw57/buri-mame

static int cmd_readsector(const struct command *c, int argc, char *argv[])
{
	imgtoolerr_t err;
	imgtool_image *img;
	imgtool_stream *stream = nullptr;
	dynamic_buffer buffer;
	UINT32 size, track, head, sector;

	/* attempt to open image */
	err = imgtool_image_open_byname(argv[0], argv[1], OSD_FOPEN_READ, &img);
	if (err)
		goto done;

	track = atoi(argv[2]);
	head = atoi(argv[3]);
	sector = atoi(argv[4]);

	err = imgtool_image_get_sector_size(img, track, head, sector, &size);
	if (err)
		goto done;

	buffer.resize(size);

	err = imgtool_image_read_sector(img, track, head, sector, &buffer[0], size);
	if (err)
		goto done;


	stream = stream_open(argv[5], OSD_FOPEN_WRITE);
	if (!stream)
	{
		err = (imgtoolerr_t)(IMGTOOLERR_FILENOTFOUND | IMGTOOLERR_SRC_NATIVEFILE);
		goto done;
	}

	stream_write(stream, &buffer[0], size);

done:
	if (stream)
		stream_close(stream);
	if (err)
		reporterror(err, c, argv[0], argv[1], nullptr, nullptr, nullptr);
	return err ? -1 : 0;
}