59 static errcode_t test_open(const char *name, int flags, io_channel *channel);
60 static errcode_t test_close(io_channel channel);
61 static errcode_t test_set_blksize(io_channel channel, int blksize);
62 static errcode_t test_read_blk(io_channel channel, unsigned long block,
64 static errcode_t test_write_blk(io_channel channel, unsigned long block,
66 static errcode_t test_read_blk64(io_channel channel, unsigned long long block,
68 static errcode_t test_write_blk64(io_channel channel, unsigned long long block,
70 static errcode_t test_flush(io_channel channel);
71 static errcode_t test_write_byte(io_channel channel, unsigned long offset,
73 static errcode_t test_set_option(io_channel channel, const char *option,
75 static errcode_t test_get_stats(io_channel channel, io_stats *stats);
124 static void test_dump_block(io_channel channel,  in test_dump_block()  argument
133 	for (i=0, cp = buf; i < channel->block_size; i++, cp++) {  in test_dump_block()
137 	for (i=0, cp = buf; i < channel->block_size; i++, cp++) {  in test_dump_block()
144 static void test_abort(io_channel channel, unsigned long block)  in test_abort()  argument
149 	data = (struct test_private_data *) channel->private_data;  in test_abort()
151 	test_flush(channel);  in test_abort()
179 static errcode_t test_open(const char *name, int flags, io_channel *channel)  in test_open()  argument
248 	*channel = io;  in test_open()
259 static errcode_t test_close(io_channel channel)  in test_close()  argument
264 	EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);  in test_close()
265 	data = (struct test_private_data *) channel->private_data;  in test_close()
268 	if (--channel->refcount > 0)  in test_close()
277 	ext2fs_free_mem(&channel->private_data);  in test_close()
278 	if (channel->name)  in test_close()
279 		ext2fs_free_mem(&channel->name);  in test_close()
280 	ext2fs_free_mem(&channel);  in test_close()
284 static errcode_t test_set_blksize(io_channel channel, int blksize)  in test_set_blksize()  argument
289 	EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);  in test_set_blksize()
290 	data = (struct test_private_data *) channel->private_data;  in test_set_blksize()
301 	channel->block_size = blksize;  in test_set_blksize()
306 static errcode_t test_read_blk(io_channel channel, unsigned long block,  in test_read_blk()  argument
312 	EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);  in test_read_blk()
313 	data = (struct test_private_data *) channel->private_data;  in test_read_blk()
326 			test_dump_block(channel, data, block, buf);  in test_read_blk()
328 			test_abort(channel, block);  in test_read_blk()
333 static errcode_t test_write_blk(io_channel channel, unsigned long block,  in test_write_blk()  argument
339 	EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);  in test_write_blk()
340 	data = (struct test_private_data *) channel->private_data;  in test_write_blk()
353 			test_dump_block(channel, data, block, buf);  in test_write_blk()
355 			test_abort(channel, block);  in test_write_blk()
360 static errcode_t test_read_blk64(io_channel channel, unsigned long long block,  in test_read_blk64()  argument
366 	EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);  in test_read_blk64()
367 	data = (struct test_private_data *) channel->private_data;  in test_read_blk64()
380 			test_dump_block(channel, data, block, buf);  in test_read_blk64()
382 			test_abort(channel, block);  in test_read_blk64()
387 static errcode_t test_write_blk64(io_channel channel, unsigned long long block,  in test_write_blk64()  argument
393 	EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);  in test_write_blk64()
394 	data = (struct test_private_data *) channel->private_data;  in test_write_blk64()
407 			test_dump_block(channel, data, block, buf);  in test_write_blk64()
409 			test_abort(channel, block);  in test_write_blk64()
414 static errcode_t test_write_byte(io_channel channel, unsigned long offset,  in test_write_byte()  argument
420 	EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);  in test_write_byte()
421 	data = (struct test_private_data *) channel->private_data;  in test_write_byte()
438 static errcode_t test_flush(io_channel channel)  in test_flush()  argument
443 	EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);  in test_flush()
444 	data = (struct test_private_data *) channel->private_data;  in test_flush()
457 static errcode_t test_set_option(io_channel channel, const char *option,  in test_set_option()  argument
463 	EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);  in test_set_option()
464 	data = (struct test_private_data *) channel->private_data;  in test_set_option()
484 static errcode_t test_get_stats(io_channel channel, io_stats *stats)  in test_get_stats()  argument
489 	EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL);  in test_get_stats()
490 	data = (struct test_private_data *) channel->private_data;  in test_get_stats()