From 98ed9f3360bb5cbfb02d2cb82ee3167fce437772 Mon Sep 17 00:00:00 2001 From: Artem Bityutskiy Date: Fri, 16 Nov 2012 09:52:21 +0200 Subject: ubi-tests: rename common.[ch] to helpers.[ch] ... to avoid confusion when the local common.h shadows the top-level common.h. Signed-off-by: Artem Bityutskiy --- tests/ubi-tests/common.c | 365 ----------------------------------------------- 1 file changed, 365 deletions(-) delete mode 100644 tests/ubi-tests/common.c (limited to 'tests/ubi-tests/common.c') diff --git a/tests/ubi-tests/common.c b/tests/ubi-tests/common.c deleted file mode 100644 index a64ea75..0000000 --- a/tests/ubi-tests/common.c +++ /dev/null @@ -1,365 +0,0 @@ -/* - * Copyright (c) International Business Machines Corp., 2006 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See - * the GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Author: Artem B. Bityutskiy - * - * The stuff which is common for many tests. - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include "libubi.h" -#include "common.h" - -/** - * __initial_check - check that common prerequisites which are required to run - * tests. - * - * @test test name - * @argc count of command-line arguments - * @argv command-line arguments - * - * This function returns %0 if all is fine and test may be run and %-1 if not. - */ -int __initial_check(const char *test, int argc, char * const argv[]) -{ - libubi_t libubi; - struct ubi_dev_info dev_info; - - /* - * All tests require UBI character device name as the first parameter, - * check this. - */ - if (argc < 2) { - __errmsg(test, __func__, __LINE__, - "UBI character device node is not specified"); - return -1; - } - - libubi = libubi_open(); - if (libubi == NULL) { - __failed(test, __func__, __LINE__, "libubi_open"); - return -1; - } - - if (ubi_get_dev_info(libubi, argv[1], &dev_info)) { - __failed(test, __func__, __LINE__, "ubi_get_dev_info"); - goto close; - } - - if (dev_info.avail_lebs < MIN_AVAIL_EBS) { - __errmsg(test, __func__, __LINE__, - "insufficient available eraseblocks %d on UBI " - "device, required %d", - dev_info.avail_lebs, MIN_AVAIL_EBS); - goto close; - } - - if (dev_info.vol_count != 0) { - __errmsg(test, __func__, __LINE__, - "device %s is not empty", argv[1]); - goto close; - } - - libubi_close(libubi); - return 0; - -close: - libubi_close(libubi); - return -1; -} - -/** - * __errmsg - print a message to stderr. - * - * @test test name - * @func function name - * @line line number - * @fmt format string - */ -void __errmsg(const char *test, const char *func, int line, - const char *fmt, ...) -{ - va_list args; - - fprintf(stderr, "[%s] %s():%d: ", test, func, line); - va_start(args, fmt); - vfprintf(stderr, fmt, args); - fprintf(stderr, "\n"); - va_end(args); -} - -/** - * __failed - print function fail message. - * - * @test test name - * @func calling function name - * @line line number - * @failed failed function name - */ -void __failed(const char *test, const char *func, int line, - const char *failed) -{ - fprintf(stderr, "[%s] %s():%d: function %s() failed with error %d (%s)\n", - test, func, line, failed, errno, strerror(errno)); -} - -/** - * __check_volume - check volume information. - * - * @libubi libubi descriptor - * @dev_info UBI device description - * @test test name - * @func function name - * @line line number - * @vol_id ID of existing volume to check - * @req volume creation request to compare with - * - * This function checks if a volume created using @req request has exactly the - * requested characteristics. Returns 0 in case of success and %-1 in case of - * error. - */ -int __check_volume(libubi_t libubi, struct ubi_dev_info *dev_info, - const char *test, const char *func, int line, int vol_id, - const struct ubi_mkvol_request *req) -{ - int ret; - struct ubi_vol_info vol_info; - int leb_size; - long long rsvd_bytes; - - ret = ubi_get_vol_info1(libubi, dev_info->dev_num, vol_id, &vol_info); - if (ret) { - __failed(test, func, line, "ubi_get_vol_info"); - return -1; - } - - if (req->alignment != vol_info.alignment) { - __errmsg(test, func, line, - "bad alignment: requested %d, got %d", - req->alignment, vol_info.alignment); - return -1; - } - if (req->vol_type != vol_info.type) { - __errmsg(test, func, line, "bad type: requested %d, got %d", - req->vol_type, vol_info.type); - return -1; - } - if (strlen(req->name) != strlen(vol_info.name) || - strcmp(req->name, vol_info.name) != 0) { - __errmsg(test, func, line, - "bad name: requested \"%s\", got \"%s\"", - req->name, vol_info.name); - return -1; - } - if (vol_info.corrupted) { - __errmsg(test, func, line, "corrupted new volume"); - return -1; - } - - leb_size = dev_info->leb_size - (dev_info->leb_size % req->alignment); - if (leb_size != vol_info.leb_size) { - __errmsg(test, func, line, - "bad usable LEB size %d, should be %d", - vol_info.leb_size, leb_size); - return -1; - } - - rsvd_bytes = req->bytes; - if (rsvd_bytes % leb_size) - rsvd_bytes += leb_size - (rsvd_bytes % leb_size); - - if (rsvd_bytes != vol_info.rsvd_bytes) { - __errmsg(test, func, line, - "bad reserved bytes %lld, should be %lld", - vol_info.rsvd_bytes, rsvd_bytes); - return -1; - } - - return 0; -} - -/** - * __check_vol_patt - check that volume contains certain data - * - * @libubi libubi descriptor - * @test test name - * @func function name - * @line line number - * @node volume character device node - * @byte data pattern to check - * - * This function returns %0 if the volume contains only @byte bytes, and %-1 if - * not. - */ -int __check_vol_patt(libubi_t libubi, const char *test, const char *func, - int line, const char *node, uint8_t byte) -{ - int ret, fd; - long long bytes = 0; - struct ubi_vol_info vol_info; - unsigned char buf[512]; - - fd = open(node, O_RDONLY); - if (fd == -1) { - __failed(test, func, line, "open"); - __errmsg(test, func, line, "cannot open \"%s\"\n", node); - return -1; - } - - ret = ubi_get_vol_info(libubi, node, &vol_info); - if (ret) { - __failed(test, func, line, "ubi_get_vol_info"); - goto close; - } - - while (bytes < vol_info.data_bytes) { - int i; - - memset(buf, ~byte, 512); - ret = read(fd, buf, 512); - if (ret == -1) { - __failed(test, func, line, "read"); - __errmsg(test, func, line, "bytes = %lld, ret = %d", - bytes, ret); - goto close; - } - - if (ret == 0 && bytes + ret < vol_info.data_bytes) { - __errmsg(test, func, line, - "EOF, but read only %lld bytes of %lld", - bytes + ret, vol_info.data_bytes); - goto close; - } - - for (i = 0; i < ret; i++) - if (buf[i] != byte) { - __errmsg(test, func, line, - "byte at %lld is not %#x but %#x", - bytes + i, byte, (int)buf[i]); - goto close; - } - - bytes += ret; - } - - close(fd); - return 0; - -close: - close(fd); - return -1; -} - -/** - * __update_vol_patt - update volume using a certain byte pattern - * - * @libubi libubi descriptor - * @dev_info UBI device description - * @test test name - * @func function name - * @line line number - * @node volume character device node - * @byte data pattern to check - * - * This function returns %0 in case of success, and %-1 if in case of failure. - */ -int __update_vol_patt(libubi_t libubi, const char *test, const char *func, - int line, const char *node, long long bytes, uint8_t byte) -{ - int ret, fd; - long long written = 0; - unsigned char buf[512]; - - fd = open(node, O_RDWR); - if (fd == -1) { - __failed(test, func, line, "open"); - __errmsg(test, func, line, "cannot open \"%s\"\n", node); - return -1; - } - - if (ubi_update_start(libubi, fd, bytes)) { - __failed(test, func, line, "ubi_update_start"); - __errmsg(test, func, line, "bytes = %lld", bytes); - goto close; - } - - memset(buf, byte, 512); - - while (written != bytes) { - ret = write(fd, buf, 512); - if (ret == -1) { - __failed(test, func, line, "write"); - __errmsg(test, func, line, "written = %lld, ret = %d", - written, ret); - goto close; - } - written += ret; - - if (written > bytes) { - __errmsg(test, func, line, "update length %lld bytes, " - "but %lld bytes are already written", - bytes, written); - goto close; - } - } - - close(fd); - return 0; - -close: - close(fd); - return -1; -} - -/** - * seed_random_generator - randomly seed the standard pseudo-random generator. - * - * This helper function seeds the standard libc pseudo-random generator with a - * more or less random value to make sure the 'rand()' call does not return the - * same sequence every time UBI utilities run. Returns the random seed in case - * of success and a %-1 in case of error. - */ -int seed_random_generator(void) -{ - struct timeval tv; - struct timezone tz; - int seed; - - /* - * Just assume that a combination of the PID + current time is a - * reasonably random number. - */ - if (gettimeofday(&tv, &tz)) - return -1; - - seed = (unsigned int)tv.tv_sec; - seed += (unsigned int)tv.tv_usec; - seed *= getpid(); - seed %= INT_MAX; - srand(seed); - return seed; -} -- cgit v1.2.3