From 6ccd7242c4c1404dafb64cd937adc3c65ce02385 Mon Sep 17 00:00:00 2001 From: Frank Haverkamp Date: Wed, 21 Jun 2006 14:26:02 +0200 Subject: [MTD] UBI: Removed automake, autoconf, added ubi userspace headers. Signed-off-by: Frank Haverkamp --- ubi-utils/src/ubiwritevol/ubiwritevol.c | 352 -------------------------------- 1 file changed, 352 deletions(-) delete mode 100644 ubi-utils/src/ubiwritevol/ubiwritevol.c (limited to 'ubi-utils/src/ubiwritevol') diff --git a/ubi-utils/src/ubiwritevol/ubiwritevol.c b/ubi-utils/src/ubiwritevol/ubiwritevol.c deleted file mode 100644 index 8fdbe37..0000000 --- a/ubi-utils/src/ubiwritevol/ubiwritevol.c +++ /dev/null @@ -1,352 +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: Frank Haverkamp - * - * An utility to update UBI volumes. - */ - -#include - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include - -#define MAXPATH 1024 -#define BUFSIZE 128 * 1024 -#define MIN(x,y) ((x)<(y)?(x):(y)) - -struct args { - int device; - int volume; - int truncate; - int broken_update; - int bufsize; - - /* special stuff needed to get additional arguments */ - char *arg1; - char **options; /* [STRING...] */ -}; - -static struct args myargs = { - .device = -1, - .volume = -1, - .truncate = 0, - .broken_update = 0, - .bufsize = BUFSIZE, - .arg1 = NULL, - .options = NULL, -}; - -static int verbose = 0; - -static error_t parse_opt (int key, char *arg, struct argp_state *state); - -const char *argp_program_bug_address = ""; - -static char doc[] = "\nVersion: " VERSION "\n\t" - HOST_OS" "HOST_CPU" at "__DATE__" "__TIME__"\n" - "\nWrite to UBI Volume.\n"; - -static struct argp_option options[] = { - { .name = "device", - .key = 'd', - .arg = "", - .flags = 0, - .doc = "UBI device", - .group = OPTION_ARG_OPTIONAL }, - - { .name = "volume", - .key = 'n', - .arg = "", - .flags = 0, - .doc = "UBI volume id", - .group = OPTION_ARG_OPTIONAL }, - - { .name = "truncate", - .key = 't', - .arg = NULL, - .flags = 0, - .doc = "truncate volume", - .group = OPTION_ARG_OPTIONAL }, - - { .name = "broken-update", - .key = 'B', - .arg = NULL, - .flags = 0, - .doc = "broken update, this is for testing", - .group = OPTION_ARG_OPTIONAL }, - - { .name = NULL, .key = 0, .arg = NULL, .flags = 0, - .doc = NULL, .group = 0 }, -}; - -static struct argp argp = { - .options = options, - .parser = parse_opt, - .args_doc = 0, - .doc = doc, - .children = NULL, - .help_filter = NULL, - .argp_domain = NULL, -}; - -/* - * @brief Parse the arguments passed into the test case. - * - * @param key The parameter. - * @param arg Argument passed to parameter. - * @param state Location to put information on parameters. - * - * @return error - * - * Get the `input' argument from `argp_parse', which we know is a - * pointer to our arguments structure. - */ -static error_t -parse_opt(int key, char *arg, struct argp_state *state) -{ - struct args *args = state->input; - - switch (key) { - case 'v': /* --verbose= */ - verbose = strtoul(arg, (char **)NULL, 0); - break; - - case 'd': /* --device= */ - args->device = strtol(arg, (char **)NULL, 0); - break; - - case 'b': /* --bufsize= */ - args->bufsize = strtol(arg, (char **)NULL, 0); - if (args->bufsize <= 0) - args->bufsize = BUFSIZE; - break; - - case 't': /* --truncate */ - args->truncate = 1; - break; - - case 'B': /* --broken-update */ - args->broken_update = 1; - break; - - case 'n': /* --volume= */ - args->volume = strtol(arg, (char **)NULL, 0); - break; - - case ARGP_KEY_NO_ARGS: - /* argp_usage(state); */ - break; - - case ARGP_KEY_ARG: - args->arg1 = arg; - /* Now we consume all the rest of the arguments. - `state->next' is the index in `state->argv' of the - next argument to be parsed, which is the first STRING - we're interested in, so we can just use - `&state->argv[state->next]' as the value for - arguments->strings. - - _In addition_, by setting `state->next' to the end - of the arguments, we can force argp to stop parsing here and - return. */ - - args->options = &state->argv[state->next]; - state->next = state->argc; - break; - - case ARGP_KEY_END: - /* argp_usage(state); */ - break; - - default: - return(ARGP_ERR_UNKNOWN); - } - - return 0; -} - -/** - * @bytes bytes must be always 0, if not 0 this is a testcase for a - * broken volume update where data is promissed to be written, but for - * some reason nothing is written. The volume is unusable after this. - */ -static int -ubi_truncate_volume(struct args *args, int64_t bytes) -{ - int rc, ofd; - char path[MAXPATH]; - int old_errno; - - snprintf(path, MAXPATH-1, "/dev/ubi%d_%d", args->device, args->volume); - path[MAXPATH-1] = '\0'; - - ofd = open(path, O_RDWR); - if (ofd < 0) { - fprintf(stderr, "Cannot open volume %s\n", path); - exit(EXIT_FAILURE); - } - rc = ioctl(ofd, UBI_IOCVOLUP, &bytes); - old_errno = errno; - if (rc < 0) { - perror("UBI volume update ioctl"); - fprintf(stderr, " rc=%d errno=%d\n", rc, old_errno); - exit(EXIT_FAILURE); - } - close(ofd); - return 0; -} - -static ssize_t ubi_write(int fd, const void *buf, size_t count) -{ - int rc; - int len = count; - - while (len) { - rc = write(fd, buf, len); - if (rc == -1) { - if (errno == EINTR) - continue; /* try again */ - perror("write error"); - return rc; - } - - len -= rc; - buf += rc; - } - return count; -} - -static int -ubi_update_volume(struct args *args) -{ - int rc, ofd; - FILE *ifp = NULL; - struct stat st; - int size = 0; - char *fname = args->arg1; - char path[MAXPATH]; - char *buf; - int64_t bytes = 0; - int old_errno; - - buf = malloc(args->bufsize); - if (!buf) { - perror("Out of memory"); - exit(EXIT_FAILURE); - } - - if (fname == NULL) { - fprintf(stderr, "Please specify an existing file.\n"); - exit(EXIT_FAILURE); - } - - rc = stat(fname, &st); - if (rc < 0) { - fprintf(stderr, "Cannot stat input file %s\n", fname); - exit(EXIT_FAILURE); - } - bytes = size = st.st_size; - - ifp = fopen(fname, "r"); - if (!ifp) - exit(EXIT_FAILURE); - - snprintf(path, MAXPATH-1, "/dev/ubi%d_%d", args->device, args->volume); - path[MAXPATH-1] = '\0'; - - ofd = open(path, O_RDWR); - if (ofd < 0) { - fprintf(stderr, "Cannot open UBI volume %s\n", path); - exit(EXIT_FAILURE); - } - - rc = ioctl(ofd, UBI_IOCVOLUP, &bytes); - old_errno = errno; - if (rc < 0) { - perror("UBI volume update ioctl"); - fprintf(stderr, " rc=%d errno=%d\n", rc, old_errno); - exit(EXIT_FAILURE); - } - - while (size > 0) { - ssize_t tocopy = MIN(args->bufsize, size); - - rc = fread(buf, tocopy, 1, ifp); - if (rc != 1) { - perror("Could not read everything."); - exit(EXIT_FAILURE); - } - - rc = ubi_write(ofd, buf, tocopy); - old_errno = errno; - if (rc != tocopy) { - perror("Could not write to device"); - fprintf(stderr, " rc=%d errno=%d\n", rc, old_errno); - exit(EXIT_FAILURE); - } - size -= tocopy; - } - - free(buf); - fclose(ifp); - rc = close(ofd); - if (rc != 0) { - perror("UBI volume close failed"); - exit(EXIT_FAILURE); - } - return 0; -} - -int -main(int argc, char *argv[]) -{ - int rc; - - argp_parse(&argp, argc, argv, ARGP_IN_ORDER, 0, &myargs); - - if (myargs.truncate) { - rc = ubi_truncate_volume(&myargs, 0LL); - if (rc < 0) - exit(EXIT_FAILURE); - exit(EXIT_SUCCESS); - } - if (myargs.broken_update) { - rc = ubi_truncate_volume(&myargs, 1LL); - if (rc < 0) - exit(EXIT_FAILURE); - exit(EXIT_SUCCESS); - } - rc = ubi_update_volume(&myargs); - if (rc < 0) - exit(EXIT_FAILURE); - - exit(EXIT_SUCCESS); -} -- cgit v1.2.3