test_io.c revision 2e8ca9a26b0bd7dae546a3f9a98df67b043fe3be
119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o/* 219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * test_io.c --- This is the Test I/O interface. 319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * 419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * Copyright (C) 1996 Theodore Ts'o. 519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * 619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * %Begin-Header% 719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * This file may be redistributed under the terms of the GNU Public 819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * License. 919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * %End-Header% 1019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o */ 1119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 1219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o#include <stdio.h> 1319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o#include <string.h> 144cbe8af4b0d0c72fb28bb500c1bd8a46b00fdde3Theodore Ts'o#if HAVE_UNISTD_H 1519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o#include <unistd.h> 164cbe8af4b0d0c72fb28bb500c1bd8a46b00fdde3Theodore Ts'o#endif 1719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o#include <fcntl.h> 1819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o#include <time.h> 191d2ff46ae7533ffd038534b189f272d2a4122e4eTheodore Ts'o#if HAVE_SYS_STAT_H 2019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o#include <sys/stat.h> 211d2ff46ae7533ffd038534b189f272d2a4122e4eTheodore Ts'o#endif 221d2ff46ae7533ffd038534b189f272d2a4122e4eTheodore Ts'o#if HAVE_SYS_TYPES_H 2319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o#include <sys/types.h> 241d2ff46ae7533ffd038534b189f272d2a4122e4eTheodore Ts'o#endif 2519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 26b5abe6fac9c9e7caf4710501d1657d30e4857ef6Theodore Ts'o#include "ext2_fs.h" 277b4e4534f9361b21d3fafdd88a58f133decee38cTheodore Ts'o#include "ext2fs.h" 2819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 2919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o/* 3019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * For checking structure magic numbers... 3119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o */ 3219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 3319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o#define EXT2_CHECK_MAGIC(struct, code) \ 3419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if ((struct)->magic != (code)) return (code) 3519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 3619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostruct test_private_data { 3719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o int magic; 3819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o io_channel real; 392a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o int flags; 402a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o FILE *outfile; 412a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o unsigned long block; 42a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o int read_abort_count, write_abort_count; 4319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o void (*read_blk)(unsigned long block, int count, errcode_t err); 4419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o void (*write_blk)(unsigned long block, int count, errcode_t err); 4519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o void (*set_blksize)(int blksize, errcode_t err); 46c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o void (*write_byte)(unsigned long block, int count, errcode_t err); 4719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o}; 4819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 4919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_open(const char *name, int flags, io_channel *channel); 5019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_close(io_channel channel); 5119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_set_blksize(io_channel channel, int blksize); 5219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_read_blk(io_channel channel, unsigned long block, 5319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o int count, void *data); 5419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_write_blk(io_channel channel, unsigned long block, 5519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o int count, const void *data); 5619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_flush(io_channel channel); 5731dbecd482405e0d3a67eb58e1a1c8cb9f2ad83eTheodore Ts'ostatic errcode_t test_write_byte(io_channel channel, unsigned long offset, 5831dbecd482405e0d3a67eb58e1a1c8cb9f2ad83eTheodore Ts'o int count, const void *buf); 592e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'ostatic errcode_t test_set_option(io_channel channel, const char *option, 602e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o const char *arg); 6119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 6219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic struct struct_io_manager struct_test_manager = { 6319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_ET_MAGIC_IO_MANAGER, 6419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o "Test I/O Manager", 6519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o test_open, 6619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o test_close, 6719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o test_set_blksize, 6819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o test_read_blk, 6919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o test_write_blk, 7031dbecd482405e0d3a67eb58e1a1c8cb9f2ad83eTheodore Ts'o test_flush, 712e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o test_write_byte, 722e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o test_set_option 7319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o}; 7419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 7519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'oio_manager test_io_manager = &struct_test_manager; 7619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 7719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o/* 7819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * These global variable can be set by the test program as 7919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * necessary *before* calling test_open 8019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o */ 8119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'oio_manager test_io_backing_manager = 0; 8219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ovoid (*test_io_cb_read_blk) 8319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o (unsigned long block, int count, errcode_t err) = 0; 8419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ovoid (*test_io_cb_write_blk) 8519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o (unsigned long block, int count, errcode_t err) = 0; 8619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ovoid (*test_io_cb_set_blksize) 8719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o (int blksize, errcode_t err) = 0; 88c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'ovoid (*test_io_cb_write_byte) 89c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o (unsigned long block, int count, errcode_t err) = 0; 9019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 912a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o/* 922a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o * Test flags 932a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o */ 942a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o#define TEST_FLAG_READ 0x01 952a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o#define TEST_FLAG_WRITE 0x02 962a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o#define TEST_FLAG_SET_BLKSIZE 0x04 972a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o#define TEST_FLAG_FLUSH 0x08 98a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o#define TEST_FLAG_DUMP 0x10 992e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o#define TEST_FLAG_SET_OPTION 0x20 1002a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o 1012a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'ostatic void test_dump_block(io_channel channel, 1022a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o struct test_private_data *data, 10348e6e81362f264aee4f3945c14928efaf71a06c9Theodore Ts'o unsigned long block, const void *buf) 1042a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o{ 1052a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o const unsigned char *cp; 1062a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o FILE *f = data->outfile; 1072a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o int i; 1082a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o unsigned long cksum = 0; 1092a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o 1102a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o for (i=0, cp = buf; i < channel->block_size; i++, cp++) { 1112a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o cksum += *cp; 1122a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o } 11348e6e81362f264aee4f3945c14928efaf71a06c9Theodore Ts'o fprintf(f, "Contents of block %lu, checksum %08lu: \n", block, cksum); 1142a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o for (i=0, cp = buf; i < channel->block_size; i++, cp++) { 1152a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o if ((i % 16) == 0) 1162a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o fprintf(f, "%04x: ", i); 1172a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o fprintf(f, "%02x%c", *cp, ((i % 16) == 15) ? '\n' : ' '); 1182a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o } 1192a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o} 1202a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o 121a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'ostatic void test_abort(io_channel channel, unsigned long block) 122a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o{ 123a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o struct test_private_data *data; 124a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o FILE *f; 125a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o 126a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o data = (struct test_private_data *) channel->private_data; 127a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o f = data->outfile; 128a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o test_flush(channel); 129a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o 130a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o fprintf(f, "Aborting due to I/O to block %lu\n", block); 131a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o fflush(f); 132a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o abort(); 133a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o} 134a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o 13519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_open(const char *name, int flags, io_channel *channel) 13619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o{ 13719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o io_channel io = NULL; 13819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o struct test_private_data *data = NULL; 13919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o errcode_t retval; 140a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o char *value; 14119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 14219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (name == 0) 14319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o return EXT2_ET_BAD_DEVICE_NAME; 144c4e3d3f374b409500e3dd05c0b0eca6ac98a6b4eTheodore Ts'o retval = ext2fs_get_mem(sizeof(struct struct_io_channel), &io); 1457b4e4534f9361b21d3fafdd88a58f133decee38cTheodore Ts'o if (retval) 1467b4e4534f9361b21d3fafdd88a58f133decee38cTheodore Ts'o return retval; 14719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o memset(io, 0, sizeof(struct struct_io_channel)); 14819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o io->magic = EXT2_ET_MAGIC_IO_CHANNEL; 149c4e3d3f374b409500e3dd05c0b0eca6ac98a6b4eTheodore Ts'o retval = ext2fs_get_mem(sizeof(struct test_private_data), &data); 1507b4e4534f9361b21d3fafdd88a58f133decee38cTheodore Ts'o if (retval) { 1511f0b6c1f895d189fea6999d0c07a7fee936a4baaTheodore Ts'o retval = EXT2_ET_NO_MEMORY; 15219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o goto cleanup; 15319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o } 15419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o io->manager = test_io_manager; 155c4e3d3f374b409500e3dd05c0b0eca6ac98a6b4eTheodore Ts'o retval = ext2fs_get_mem(strlen(name)+1, &io->name); 1567b4e4534f9361b21d3fafdd88a58f133decee38cTheodore Ts'o if (retval) 15719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o goto cleanup; 1587b4e4534f9361b21d3fafdd88a58f133decee38cTheodore Ts'o 15919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o strcpy(io->name, name); 16019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o io->private_data = data; 16119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o io->block_size = 1024; 16219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o io->read_error = 0; 16319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o io->write_error = 0; 164a29f4d30f24d68f1f1c75548e020689ede532c05Theodore Ts'o io->refcount = 1; 16519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 16619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o memset(data, 0, sizeof(struct test_private_data)); 16719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data->magic = EXT2_ET_MAGIC_TEST_IO_CHANNEL; 16819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (test_io_backing_manager) { 16919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o retval = test_io_backing_manager->open(name, flags, 17019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o &data->real); 17119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (retval) 17219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o goto cleanup; 17319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o } else 17419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data->real = 0; 17519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data->read_blk = test_io_cb_read_blk; 17619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data->write_blk = test_io_cb_write_blk; 17719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data->set_blksize = test_io_cb_set_blksize; 178c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o data->write_byte = test_io_cb_write_byte; 1792a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o 1802a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o data->outfile = NULL; 181a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if ((value = getenv("TEST_IO_LOGFILE")) != NULL) 182a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o data->outfile = fopen(value, "w"); 1832a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o if (!data->outfile) 1842a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o data->outfile = stderr; 1852a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o 1862a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o data->flags = 0; 187a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if ((value = getenv("TEST_IO_FLAGS")) != NULL) 188a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o data->flags = strtoul(value, NULL, 0); 1892a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o 1902a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o data->block = 0; 191a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if ((value = getenv("TEST_IO_BLOCK")) != NULL) 192a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o data->block = strtoul(value, NULL, 0); 193a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o 194a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o data->read_abort_count = 0; 195a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if ((value = getenv("TEST_IO_READ_ABORT")) != NULL) 196a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o data->read_abort_count = strtoul(value, NULL, 0); 197a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o 198a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o data->write_abort_count = 0; 199a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if ((value = getenv("TEST_IO_WRITE_ABORT")) != NULL) 200a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o data->write_abort_count = strtoul(value, NULL, 0); 20119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 20219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o *channel = io; 20319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o return 0; 20419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 20519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ocleanup: 20619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (io) 207c4e3d3f374b409500e3dd05c0b0eca6ac98a6b4eTheodore Ts'o ext2fs_free_mem(&io); 20819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (data) 209c4e3d3f374b409500e3dd05c0b0eca6ac98a6b4eTheodore Ts'o ext2fs_free_mem(&data); 21019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o return retval; 21119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o} 21219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 21319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_close(io_channel channel) 21419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o{ 21519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o struct test_private_data *data; 21619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o errcode_t retval = 0; 21719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 21819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL); 21919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data = (struct test_private_data *) channel->private_data; 22019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_CHECK_MAGIC(data, EXT2_ET_MAGIC_TEST_IO_CHANNEL); 22119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 222a29f4d30f24d68f1f1c75548e020689ede532c05Theodore Ts'o if (--channel->refcount > 0) 223a29f4d30f24d68f1f1c75548e020689ede532c05Theodore Ts'o return 0; 224a29f4d30f24d68f1f1c75548e020689ede532c05Theodore Ts'o 22519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (data->real) 22619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o retval = io_channel_close(data->real); 2272a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o 228c62dbdb9ec3244c8b324d8dbeb9ee14baac361f5Theodore Ts'o if (data->outfile && data->outfile != stderr) 2292a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o fclose(data->outfile); 23019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 231c4e3d3f374b409500e3dd05c0b0eca6ac98a6b4eTheodore Ts'o ext2fs_free_mem(&channel->private_data); 23219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (channel->name) 233c4e3d3f374b409500e3dd05c0b0eca6ac98a6b4eTheodore Ts'o ext2fs_free_mem(&channel->name); 234c4e3d3f374b409500e3dd05c0b0eca6ac98a6b4eTheodore Ts'o ext2fs_free_mem(&channel); 23519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o return retval; 23619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o} 23719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 23819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_set_blksize(io_channel channel, int blksize) 23919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o{ 24019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o struct test_private_data *data; 24119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o errcode_t retval = 0; 24219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 24319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL); 24419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data = (struct test_private_data *) channel->private_data; 24519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_CHECK_MAGIC(data, EXT2_ET_MAGIC_TEST_IO_CHANNEL); 24619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 24719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (data->real) 24819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o retval = io_channel_set_blksize(data->real, blksize); 24919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (data->set_blksize) 25019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data->set_blksize(blksize, retval); 2512a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o if (data->flags & TEST_FLAG_SET_BLKSIZE) 2522a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o fprintf(data->outfile, 2532a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o "Test_io: set_blksize(%d) returned %s\n", 2542a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o blksize, retval ? error_message(retval) : "OK"); 2552a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o channel->block_size = blksize; 25619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o return retval; 25719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o} 25819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 25919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 26019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_read_blk(io_channel channel, unsigned long block, 26119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o int count, void *buf) 26219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o{ 26319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o struct test_private_data *data; 26419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o errcode_t retval = 0; 26519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 26619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL); 26719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data = (struct test_private_data *) channel->private_data; 26819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_CHECK_MAGIC(data, EXT2_ET_MAGIC_TEST_IO_CHANNEL); 26919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 27019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (data->real) 27119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o retval = io_channel_read_blk(data->real, block, count, buf); 27219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (data->read_blk) 27319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data->read_blk(block, count, retval); 2742a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o if (data->flags & TEST_FLAG_READ) 2752a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o fprintf(data->outfile, 2762a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o "Test_io: read_blk(%lu, %d) returned %s\n", 2772a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o block, count, retval ? error_message(retval) : "OK"); 278a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if (data->block && data->block == block) { 279a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if (data->flags & TEST_FLAG_DUMP) 280a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o test_dump_block(channel, data, block, buf); 281a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if (--data->read_abort_count == 0) 282a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o test_abort(channel, block); 283a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o } 28419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o return retval; 28519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o} 28619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 28719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_write_blk(io_channel channel, unsigned long block, 28819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o int count, const void *buf) 28919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o{ 29019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o struct test_private_data *data; 29119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o errcode_t retval = 0; 29219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 29319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL); 29419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data = (struct test_private_data *) channel->private_data; 29519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_CHECK_MAGIC(data, EXT2_ET_MAGIC_TEST_IO_CHANNEL); 29619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 29719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (data->real) 29819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o retval = io_channel_write_blk(data->real, block, count, buf); 299f20d0d57f73f7eb7fc801b85921cff4a3d90e385Theodore Ts'o if (data->write_blk) 300f20d0d57f73f7eb7fc801b85921cff4a3d90e385Theodore Ts'o data->write_blk(block, count, retval); 3012a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o if (data->flags & TEST_FLAG_WRITE) 3022a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o fprintf(data->outfile, 3032a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o "Test_io: write_blk(%lu, %d) returned %s\n", 3042a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o block, count, retval ? error_message(retval) : "OK"); 305a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if (data->block && data->block == block) { 306a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if (data->flags & TEST_FLAG_DUMP) 307a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o test_dump_block(channel, data, block, buf); 308a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o if (--data->write_abort_count == 0) 309a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o test_abort(channel, block); 310a002e7e200308eb010f55f19b673a53775a7cccdTheodore Ts'o } 31119c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o return retval; 31219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o} 31319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 314c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'ostatic errcode_t test_write_byte(io_channel channel, unsigned long offset, 315c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o int count, const void *buf) 316c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o{ 317c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o struct test_private_data *data; 318c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o errcode_t retval = 0; 319c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o 320c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL); 321c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o data = (struct test_private_data *) channel->private_data; 322c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o EXT2_CHECK_MAGIC(data, EXT2_ET_MAGIC_TEST_IO_CHANNEL); 323c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o 324c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o if (data->real && data->real->manager->write_byte) 325c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o retval = io_channel_write_byte(data->real, offset, count, buf); 326c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o if (data->write_byte) 327c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o data->write_byte(offset, count, retval); 3282a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o if (data->flags & TEST_FLAG_WRITE) 3292a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o fprintf(data->outfile, 3302a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o "Test_io: write_byte(%lu, %d) returned %s\n", 3312a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o offset, count, retval ? error_message(retval) : "OK"); 332c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o return retval; 333c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o} 334c180ac86533bcbfb1560bd4aa01464785a760f70Theodore Ts'o 33519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o/* 33619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o * Flush data buffers to disk. 33719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o */ 33819c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'ostatic errcode_t test_flush(io_channel channel) 33919c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o{ 34019c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o struct test_private_data *data; 3419abd2ce914f9373fb676f0bb620ffba3a0e3c49eTheodore Ts'o errcode_t retval = 0; 34219c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 34319c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL); 34419c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o data = (struct test_private_data *) channel->private_data; 34519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o EXT2_CHECK_MAGIC(data, EXT2_ET_MAGIC_TEST_IO_CHANNEL); 34619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 34719c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o if (data->real) 3489abd2ce914f9373fb676f0bb620ffba3a0e3c49eTheodore Ts'o retval = io_channel_flush(data->real); 3499abd2ce914f9373fb676f0bb620ffba3a0e3c49eTheodore Ts'o 3502a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o if (data->flags & TEST_FLAG_FLUSH) 3512a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o fprintf(data->outfile, "Test_io: flush() returned %s\n", 3522a29f1354f793557fa1829c9e85e74586e2907dbTheodore Ts'o retval ? error_message(retval) : "OK"); 3539abd2ce914f9373fb676f0bb620ffba3a0e3c49eTheodore Ts'o 3549abd2ce914f9373fb676f0bb620ffba3a0e3c49eTheodore Ts'o return retval; 35519c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o} 35619c78dc07fce2d6f39b5e541562afc3ca1ea38ffTheodore Ts'o 3572e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'ostatic errcode_t test_set_option(io_channel channel, const char *option, 3582e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o const char *arg) 3592e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o{ 3602e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o struct test_private_data *data; 3612e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o errcode_t retval = 0; 3622e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o 3632e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o EXT2_CHECK_MAGIC(channel, EXT2_ET_MAGIC_IO_CHANNEL); 3642e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o data = (struct test_private_data *) channel->private_data; 3652e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o EXT2_CHECK_MAGIC(data, EXT2_ET_MAGIC_TEST_IO_CHANNEL); 3662e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o 3672e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o 3682e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o if (data->flags & TEST_FLAG_SET_OPTION) 3692e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o fprintf(data->outfile, "Test_io: set_option(%s, %s) ", 3702e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o option, arg); 3712e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o if (data->real && data->real->manager->set_option) { 3722e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o retval = (data->real->manager->set_option)(data->real, 3732e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o option, arg); 3742e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o if (data->flags & TEST_FLAG_SET_OPTION) 3752e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o fprintf(data->outfile, "returned %s\n", 3762e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o retval ? error_message(retval) : "OK"); 3772e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o } else { 3782e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o if (data->flags & TEST_FLAG_SET_OPTION) 3792e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o fprintf(data->outfile, "not implemented\n"); 3802e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o } 3812e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o return retval; 3822e8ca9a26b0bd7dae546a3f9a98df67b043fe3beTheodore Ts'o} 383