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-rw-r--r--ubi-utils/src/error.c240
-rw-r--r--ubi-utils/src/error.h84
-rw-r--r--ubi-utils/src/libpfiflash.c1325
-rw-r--r--ubi-utils/src/libubimirror.c237
-rw-r--r--ubi-utils/src/pfi2bin.c57
-rw-r--r--ubi-utils/src/ubimirror.c213
-rw-r--r--ubi-utils/src/ubimirror.h66
7 files changed, 26 insertions, 2196 deletions
diff --git a/ubi-utils/src/error.c b/ubi-utils/src/error.c
deleted file mode 100644
index 4aaedad..0000000
--- a/ubi-utils/src/error.c
+++ /dev/null
@@ -1,240 +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.
- */
-
-#include <stdio.h>
-#include <stdarg.h>
-#include <syslog.h>
-#include <stdlib.h>
-#include <sys/errno.h>
-#include <string.h>
-#include "error.h"
-
-#define MAXLINE 4096
-#define MAXWIDTH 80
-
-static FILE *logfp = NULL;
-
-static void err_doit(int, int, const char *, va_list);
-
-int
-read_procfile(FILE *fp_out, const char *procfile)
-{
- FILE *fp;
-
- if (!fp_out)
- return -ENXIO;
-
- fp = fopen(procfile, "r");
- if (!fp)
- return -ENOENT;
-
- while(!feof(fp)) {
- int c = fgetc(fp);
-
- if (c == EOF)
- return 0;
-
- if (putc(c, fp_out) == EOF)
- return -EIO;
-
- if (ferror(fp))
- return -EIO;
- }
- return fclose(fp);
-}
-
-void
-error_initlog(const char *logfile)
-{
- if (!logfile)
- return;
-
- logfp = fopen(logfile, "a+");
- read_procfile(logfp, "/proc/cpuinfo");
-}
-
-void
-info_msg(const char *fmt, ...)
-{
- FILE* fpout;
- char buf[MAXLINE + 1];
- va_list ap;
- int n;
-
- fpout = stdout;
-
- va_start(ap, fmt);
- vsnprintf(buf, MAXLINE, fmt, ap);
- n = strlen(buf);
- strcat(buf, "\n");
-
- fputs(buf, fpout);
- fflush(fpout);
- if (fpout != stdout)
- fclose(fpout);
-
- va_end(ap);
- return;
-}
-
-void
-__err_ret(const char *fmt, ...)
-{
- va_list ap;
-
- va_start(ap, fmt);
- err_doit(1, LOG_INFO, fmt, ap);
- va_end(ap);
- return;
-}
-
-void
-__err_sys(const char *fmt, ...)
-{
- va_list ap;
-
- va_start(ap, fmt);
- err_doit(1, LOG_ERR, fmt, ap);
- va_end(ap);
- exit(EXIT_FAILURE);
-}
-
-
-void
-__err_msg(const char *fmt, ...)
-{
- va_list ap;
-
- va_start(ap, fmt);
- err_doit(0, LOG_INFO, fmt, ap);
- va_end(ap);
-
- return;
-}
-
-void
-__err_quit(const char *fmt, ...)
-{
- va_list ap;
-
- va_start(ap, fmt);
- err_doit(0, LOG_ERR, fmt, ap);
- va_end(ap);
- exit(EXIT_FAILURE);
-}
-
-void
-__err_dump(const char *fmt, ...)
-{
- va_list ap;
-
- va_start(ap, fmt);
- err_doit(1, LOG_ERR, fmt, ap);
- va_end(ap);
- abort(); /* dump core and terminate */
- exit(EXIT_FAILURE); /* shouldn't get here */
-}
-
-/**
- * If a logfile is used we must not print on stderr and stdout
- * anymore. Since pfilfash might be used in a server context, it is
- * even dangerous to write to those descriptors.
- */
-static void
-err_doit(int errnoflag, int level __attribute__((unused)),
- const char *fmt, va_list ap)
-{
- FILE* fpout;
- int errno_save, n;
- char buf[MAXLINE + 1];
- fpout = stderr;
-
- errno_save = errno; /* value caller might want printed */
-
- vsnprintf(buf, MAXLINE, fmt, ap); /* safe */
-
- n = strlen(buf);
-
- if (errnoflag)
- snprintf(buf + n, MAXLINE - n, ": %s", strerror(errno_save));
- strcat(buf, "\n");
-
- if (logfp) {
- fputs(buf, logfp);
- fflush(logfp);
- return; /* exit when logging completes */
- }
-
- if (fpout == stderr) {
- /* perform line wrap when outputting to stderr */
- int word_len, post_len, chars;
- char *buf_ptr;
- const char *frmt = "%*s%n %n";
-
- chars = 0;
- buf_ptr = buf;
- while (sscanf(buf_ptr, frmt, &word_len, &post_len) != EOF) {
- int i;
- char word[word_len + 1];
- char post[post_len + 1];
-
- strncpy(word, buf_ptr, word_len);
- word[word_len] = '\0';
- buf_ptr += word_len;
- post_len -= word_len;
-
- if (chars + word_len > MAXWIDTH) {
- fputc('\n', fpout);
- chars = 0;
- }
- fputs(word, fpout);
- chars += word_len;
-
- if (post_len > 0) {
- strncpy(post, buf_ptr, post_len);
- post[post_len] = '\0';
- buf_ptr += post_len;
- }
- for (i = 0; i < post_len; i++) {
- int inc = 1, chars_new;
-
- if (post[i] == '\t')
- inc = 8;
- if (post[i] == '\n') {
- inc = 0;
- chars_new = 0;
- } else
- chars_new = chars + inc;
-
- if (chars_new > MAXWIDTH) {
- fputc('\n', fpout);
- chars_new = inc;
- }
- fputc(post[i], fpout);
- chars = chars_new;
- }
- }
- }
- else
- fputs(buf, fpout);
- fflush(fpout);
- if (fpout != stderr)
- fclose(fpout);
-
- return;
-}
diff --git a/ubi-utils/src/error.h b/ubi-utils/src/error.h
deleted file mode 100644
index 05d8078..0000000
--- a/ubi-utils/src/error.h
+++ /dev/null
@@ -1,84 +0,0 @@
-#ifndef __ERROR_H__
-#define __ERROR_H__
-/*
- * 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.
- */
-
-#include <stdio.h>
-
-void error_initlog(const char *logfile);
-int read_procfile(FILE *fp_out, const char *procfile);
-
-void __err_ret(const char *fmt, ...);
-void __err_sys(const char *fmt, ...);
-void __err_msg(const char *fmt, ...);
-void __err_quit(const char *fmt, ...);
-void __err_dump(const char *fmt, ...);
-
-void info_msg(const char *fmt, ...);
-
-#ifdef DEBUG
-#define __loc_msg(str) do { \
- __err_msg("[%s. FILE: %s FUNC: %s LINE: %d]\n", \
- str, __FILE__, __FUNCTION__, __LINE__); \
-} while (0)
-#else
-#define __loc_msg(str)
-#endif
-
-
-#define err_dump(fmt, ...) do { \
- __loc_msg("ErrDump"); \
- __err_dump(fmt, ##__VA_ARGS__); \
-} while (0)
-
-#define err_quit(fmt, ...) do { \
- __loc_msg("ErrQuit"); \
- __err_quit(fmt, ##__VA_ARGS__); \
-} while (0)
-
-
-#define err_ret(fmt, ...) do { \
- __loc_msg("ErrRet"); \
- __err_ret(fmt, ##__VA_ARGS__); \
-} while (0)
-
-#define err_sys(fmt, ...) do { \
- __loc_msg("ErrSys"); \
- __err_sys(fmt, ##__VA_ARGS__); \
-} while (0)
-
-#define err_msg(fmt, ...) do { \
- __loc_msg("ErrMsg"); \
- __err_msg(fmt, ##__VA_ARGS__); \
-} while (0)
-
-#define log_msg(fmt, ...) do { \
- /* __loc_msg("LogMsg"); */ \
- __err_msg(fmt, ##__VA_ARGS__); \
-} while (0)
-
-#ifdef DEBUG
-#define dbg_msg(fmt, ...) do { \
- __loc_msg("DbgMsg"); \
- __err_msg(fmt, ##__VA_ARGS__); \
-} while (0)
-#else
-#define dbg_msg(fmt, ...) do {} while (0)
-#endif
-
-#endif /* __ERROR_H__ */
diff --git a/ubi-utils/src/libpfiflash.c b/ubi-utils/src/libpfiflash.c
deleted file mode 100644
index 7e3d3b3..0000000
--- a/ubi-utils/src/libpfiflash.c
+++ /dev/null
@@ -1,1325 +0,0 @@
-/*
- * Copyright International Business Machines Corp., 2006, 2007
- *
- * 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.
- */
-
-/*
- * Authors: Oliver Lohmann <oliloh@de.ibm.com>
- * Drake Dowsett <dowsett@de.ibm.com>
- * Contact: Andreas Arnez <anrez@de.ibm.com>
- */
-
-/* TODO Compare data before writing it. This implies that the volume
- * parameters are compared first: size, alignment, name, type, ...,
- * this is the same, compare the data. Volume deletion is deffered
- * until the difference has been found out.
- */
-
-#include <stdio.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <unistd.h>
-#define __USE_GNU
-#include <string.h>
-#include <stdlib.h>
-#include <limits.h>
-#include <sys/ioctl.h>
-
-#include <libubi.h>
-#include <pfiflash.h>
-
-#include <mtd/ubi-user.h> /* FIXME Is this ok here? */
-#include <mtd/mtd-user.h>
-
-#include "pfiflash_error.h"
-#include "ubimirror.h"
-#include "error.h"
-#include "reader.h"
-#include "example_ubi.h"
-#include "bootenv.h"
-
-/* ubi-header.h and crc32.h needed for CRC checking */
-#include <mtd/ubi-header.h> /* FIXME Is this ok here? */
-#include "crc32.h"
-
-#define ubi_unused __attribute__((unused))
-
-#define COMPARE_BUFFER_SIZE 2048
-
-#define DEFAULT_DEV_PATTERN "/dev/ubi%d"
-#define DEFAULT_VOL_PATTERN "/dev/ubi%d_%d"
-
-static const char copyright [] ubi_unused =
- "Copyright International Business Machines Corp., 2006, 2007";
-
-/* simply clear buffer, then write into front of it */
-#define EBUF(fmt...) \
- snprintf(err_buf, err_buf_size, fmt);
-
-/* make a history of buffer and then prepend something in front */
-#define EBUF_PREPEND(fmt) \
- do { \
- int EBUF_HISTORY_LENGTH = strlen(err_buf); \
- char EBUF_HISTORY[EBUF_HISTORY_LENGTH + 1]; \
- strncpy(EBUF_HISTORY, err_buf, EBUF_HISTORY_LENGTH + 1);\
- EBUF(fmt ": %s", EBUF_HISTORY); \
- } while (0)
-
-/* An array of PDD function pointers indexed by the algorithm. */
-static pdd_func_t pdd_funcs[PDD_HANDLING_NUM] =
- {
- &bootenv_pdd_keep,
- &bootenv_pdd_merge,
- &bootenv_pdd_overwrite
- };
-
-typedef enum ubi_update_process_t {
- UBI_REMOVE = 0,
- UBI_WRITE,
- UBI_COMPARE,
-} ubi_update_process_t;
-
-
-/**
- * skip_raw_volumes - reads data from pfi to advance fp past raw block
- * @pfi: fp to pfi data
- * @pfi_raws: header information
- *
- * Error handling):
- * when early EOF in pfi data
- * - returns -PFIFLASH_ERR_EOF, err_buf matches text to err
- * when file I/O error
- * - returns -PFIFLASH_ERR_FIO, err_buf matches text to err
- **/
-static int
-skip_raw_volumes(FILE* pfi, list_t pfi_raws,
- char* err_buf, size_t err_buf_size)
-{
- int rc;
- void *i;
- list_t ptr;
-
- if (is_empty(pfi_raws))
- return 0;
-
- rc = 0;
- foreach(i, ptr, pfi_raws) {
- size_t j;
- pfi_raw_t raw;
-
- raw = (pfi_raw_t)i;
- for(j = 0; j < raw->data_size; j++) {
- int c;
-
- c = fgetc(pfi);
- if (c == EOF)
- rc = -PFIFLASH_ERR_EOF;
- else if (ferror(pfi))
- rc = -PFIFLASH_ERR_FIO;
-
- if (rc != 0)
- goto err;
- }
- }
-
- err:
- EBUF(PFIFLASH_ERRSTR[-rc]);
- return rc;
-}
-
-
-/**
- * my_ubi_mkvol - wraps the ubi_mkvol functions and impl. bootenv update hook
- * @devno: UBI device number.
- * @s: Current seqnum.
- * @u: Information about the UBI volume from the PFI.
- *
- * Error handling:
- * when UBI system couldn't be opened
- * - returns -PFIFLASH_ERR_UBI_OPEN, err_buf matches text to err
- * when UBI system couldn't create a volume
- * - returns -PFIFLASH_ERR_UBI_MKVOL, err_buf matches text to err
- **/
-static int
-my_ubi_mkvol(int devno, int s, pfi_ubi_t u,
- char *err_buf, size_t err_buf_size)
-{
- int rc, type;
- char path[PATH_MAX];
- libubi_t ulib;
- struct ubi_mkvol_request req;
-
- rc = 0;
- ulib = NULL;
-
- log_msg("[ ubimkvol id=%d, size=%d, data_size=%d, type=%d, "
- "alig=%d, nlen=%d, name=%s",
- u->ids[s], u->size, u->data_size, u->type, u->alignment,
- strnlen(u->names[s], PFI_UBI_VOL_NAME_LEN), u->names[s]);
-
- ulib = libubi_open();
- if (ulib == NULL) {
- rc = -PFIFLASH_ERR_UBI_OPEN;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
-
- switch (u->type) {
- case pfi_ubi_static:
- type = UBI_STATIC_VOLUME; break;
- case pfi_ubi_dynamic:
- default:
- type = UBI_DYNAMIC_VOLUME;
- }
-
- snprintf(path, PATH_MAX, DEFAULT_DEV_PATTERN, devno);
-
- req.vol_id = u->ids[s];
- req.alignment = u->alignment;
- req.bytes = u->size;
- req.vol_type = type;
- req.name = u->names[s];
-
- rc = ubi_mkvol(ulib, path, &req);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_UBI_MKVOL;
- EBUF(PFIFLASH_ERRSTR[-rc], u->ids[s]);
- goto err;
- }
-
- err:
- if (ulib != NULL)
- libubi_close(ulib);
-
- return rc;
-}
-
-
-/**
- * my_ubi_rmvol - a wrapper around the UBI library function ubi_rmvol
- * @devno UBI device number
- * @id UBI volume id to remove
- *
- * If the volume does not exist, the function will return success.
- *
- * Error handling:
- * when UBI system couldn't be opened
- * - returns -PFIFLASH_ERR_UBI_OPEN, err_buf matches text to err
- * when UBI system couldn't update (truncate) a volume
- * - returns -PFIFLASH_ERR_UBI_VOL_UPDATE, err_buf matches text to err
- * when UBI system couldn't remove a volume
- * - returns -PFIFLASH_ERR_UBI_RMVOL, err_buf matches text to err
- **/
-static int
-my_ubi_rmvol(int devno, uint32_t id,
- char *err_buf, size_t err_buf_size)
-{
- int rc, fd;
- char path[PATH_MAX];
- libubi_t ulib;
-
- rc = 0;
- ulib = NULL;
-
- log_msg("[ ubirmvol id=%d", id);
-
- ulib = libubi_open();
- if (ulib == NULL) {
- rc = -PFIFLASH_ERR_UBI_OPEN;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
-
- snprintf(path, PATH_MAX, DEFAULT_VOL_PATTERN, devno, id);
-
- /* truncate whether it exist or not */
- fd = open(path, O_RDWR);
- if (fd < 0) {
- libubi_close(ulib);
- return 0; /* not existent, return 0 */
- }
-
- rc = ubi_update_start(ulib, fd, 0);
- close(fd);
- if (rc < 0) {
- rc = -PFIFLASH_ERR_UBI_VOL_UPDATE;
- EBUF(PFIFLASH_ERRSTR[-rc], id);
- goto err; /* if EBUSY than empty device, continue */
- }
-
- snprintf(path, PATH_MAX, DEFAULT_DEV_PATTERN, devno);
-
- rc = ubi_rmvol(ulib, path, id);
- if (rc != 0) {
-#ifdef DEBUG
- int rc_old = rc;
- dbg_msg("Remove UBI volume %d returned with error: %d "
- "errno=%d", id, rc_old, errno);
-#endif
-
- rc = -PFIFLASH_ERR_UBI_RMVOL;
- EBUF(PFIFLASH_ERRSTR[-rc], id);
-
- /* TODO Define a ubi_rmvol return value which says
- * sth like EUBI_NOSUCHDEV. In this case, a failed
- * operation is acceptable. Everything else has to be
- * classified as real error. But talk to Andreas Arnez
- * before defining something odd...
- */
- /* if ((errno == EINVAL) || (errno == ENODEV))
- return 0; */ /* currently it is EINVAL or ENODEV */
-
- goto err;
- }
-
- err:
- if (ulib != NULL)
- libubi_close(ulib);
-
- return rc;
-}
-
-
-/**
- * read_bootenv_volume - reads the current bootenv data from id into be_old
- * @devno UBI device number
- * @id UBI volume id to remove
- * @bootenv_old to hold old boot_env data
- *
- * Error handling:
- * when UBI system couldn't be opened
- * - returns -PFIFLASH_ERR_UBI_OPEN, err_buf matches text to err
- * when UBI system couldn't open a volume to read
- * - returns -PFIFLASH_ERR_UBI_VOL_FOPEN, err_buf matches text to err
- * when couldn't read bootenv data
- * - returns -PFIFLASH_ERR_BOOTENV_READ, err_buf matches text to err
- **/
-static int
-read_bootenv_volume(int devno, uint32_t id, bootenv_t bootenv_old,
- char *err_buf, size_t err_buf_size)
-{
- int rc;
- FILE* fp_in;
- char path[PATH_MAX];
- libubi_t ulib;
-
- rc = 0;
- fp_in = NULL;
- ulib = NULL;
-
- ulib = libubi_open();
- if (ulib == NULL) {
- rc = -PFIFLASH_ERR_UBI_OPEN;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
-
- snprintf(path, PATH_MAX, DEFAULT_VOL_PATTERN, devno, id);
-
- fp_in = fopen(path, "r");
- if (!fp_in) {
- rc = -PFIFLASH_ERR_UBI_VOL_FOPEN;
- EBUF(PFIFLASH_ERRSTR[-rc], id);
- goto err;
- }
-
- log_msg("[ reading old bootenvs ...");
-
- /* Save old bootenvs for reference */
- rc = bootenv_read(fp_in, bootenv_old, BOOTENV_MAXSIZE);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_READ;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
-
- err:
- if (fp_in)
- fclose(fp_in);
- if (ulib)
- libubi_close(ulib);
-
- return rc;
-}
-
-
-/**
- * write_bootenv_volume - writes data from PFI file int to bootenv UBI volume
- * @devno UBI device number
- * @id UBI volume id
- * @bootend_old old PDD data from machine
- * @pdd_f function to handle PDD with
- * @fp_in new pdd data contained in PFI
- * @fp_in_size data size of new pdd data in PFI
- * @pfi_crc crc value from PFI header
- *
- * Error handling:
- * when UBI system couldn't be opened
- * - returns -PFIFLASH_ERR_UBI_OPEN, err_buf matches text to err
- * when bootenv can't be created
- * - returns -PFIFLASH_ERR_BOOTENV_CREATE, err_buf matches text to err
- * when bootenv can't be read
- * - returns -PFIFLASH_ERR_BOOTENV_READ, err_buf matches text to err
- * when PDD handling function returns and error
- * - passes rc and err_buf data
- * when CRC check fails
- * - returns -PFIFLASH_ERR_CRC_CHECK, err_buf matches text to err
- * when bootenv can't be resized
- * - returns -PFIFLASH_ERR_BOOTENV_SIZE, err_buf matches text to err
- * when UBI system couldn't open a volume
- * - returns -PFIFLASH_ERR_UBI_VOL_FOPEN, err_buf matches text to err
- * when couldn't write bootenv data
- * - returns -PFIFLASH_ERR_BOOTENV_WRITE, err_buf matches text to err
- **/
-static int
-write_bootenv_volume(int devno, uint32_t id, bootenv_t bootenv_old,
- pdd_func_t pdd_f, FILE* fp_in, size_t fp_in_size,
- uint32_t pfi_crc,
- char *err_buf, size_t err_buf_size)
-{
- int rc, warnings, fd_out;
- uint32_t crc;
- char path[PATH_MAX];
- size_t update_size;
- FILE *fp_out;
- bootenv_t bootenv_new, bootenv_res;
- libubi_t ulib;
-
- rc = 0;
- warnings = 0;
- crc = 0;
- update_size = 0;
- fp_out = NULL;
- bootenv_new = NULL;
- bootenv_res = NULL;
- ulib = NULL;
-
- log_msg("[ ubiupdatevol bootenv id=%d, fp_in=%p", id, fp_in);
-
- /* Workflow:
- * 1. Apply PDD operation and get the size of the returning
- * bootenv_res section. Without the correct size it wouldn't
- * be possible to call UBI update vol.
- * 2. Call UBI update vol
- * 3. Get FILE* to vol dev
- * 4. Write to FILE*
- */
-
- ulib = libubi_open();
- if (ulib == NULL) {
- rc = -PFIFLASH_ERR_UBI_OPEN;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
-
- rc = bootenv_create(&bootenv_new);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_CREATE;
- EBUF(PFIFLASH_ERRSTR[-rc], " 'new'");
- goto err;
- }
-
- rc = bootenv_create(&bootenv_res);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_CREATE;
- EBUF(PFIFLASH_ERRSTR[-rc], " 'res'");
- goto err;
- }
-
- rc = bootenv_read_crc(fp_in, bootenv_new, fp_in_size, &crc);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_READ;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- } else if (crc != pfi_crc) {
- rc = -PFIFLASH_ERR_CRC_CHECK;
- EBUF(PFIFLASH_ERRSTR[-rc], pfi_crc, crc);
- goto err;
- }
-
- rc = pdd_f(bootenv_old, bootenv_new, &bootenv_res, &warnings,
- err_buf, err_buf_size);
- if (rc != 0) {
- EBUF_PREPEND("handling PDD");
- goto err;
- }
- else if (warnings)
- /* TODO do something with warnings */
- dbg_msg("A warning in the PDD operation occured: %d",
- warnings);
-
- rc = bootenv_size(bootenv_res, &update_size);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_SIZE;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
-
- snprintf(path, PATH_MAX, DEFAULT_VOL_PATTERN, devno, id);
-
- fd_out = open(path, O_RDWR);
- if (fd_out < 0) {
- rc = -PFIFLASH_ERR_UBI_VOL_FOPEN;
- EBUF(PFIFLASH_ERRSTR[-rc], id);
- goto err;
- }
- fp_out = fdopen(fd_out, "r+");
- if (!fp_out) {
- rc = -PFIFLASH_ERR_UBI_VOL_FOPEN;
- EBUF(PFIFLASH_ERRSTR[-rc], id);
- goto err;
- }
- rc = ubi_update_start(ulib, fd_out, update_size);
- if (rc < 0) {
- rc = -PFIFLASH_ERR_UBI_VOL_UPDATE;
- EBUF(PFIFLASH_ERRSTR[-rc], id);
- goto err;
- }
-
- rc = bootenv_write(fp_out, bootenv_res);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_WRITE;
- EBUF(PFIFLASH_ERRSTR[-rc], devno, id);
- goto err;
- }
-
- err:
- if (ulib != NULL)
- libubi_close(ulib);
- if (bootenv_new != NULL)
- bootenv_destroy(&bootenv_new);
- if (bootenv_res != NULL)
- bootenv_destroy(&bootenv_res);
- if (fp_out)
- fclose(fp_out);
-
- return rc;
-}
-
-
-/**
- * write_normal_volume - writes data from PFI file int to regular UBI volume
- * @devno UBI device number
- * @id UBI volume id
- * @update_size size of data stream
- * @fp_in PFI data file pointer
- * @pfi_crc CRC data from PFI header
- *
- * Error handling:
- * when UBI system couldn't be opened
- * - returns -PFIFLASH_ERR_UBI_OPEN, err_buf matches text to err
- * when UBI system couldn't open a volume
- * - returns -PFIFLASH_ERR_UBI_VOL_FOPEN, err_buf matches text to err
- * when unexpected EOF is encountered
- * - returns -PFIFLASH_ERR_EOF, err_buf matches text to err
- * when file I/O error
- * - returns -PFIFLASH_ERR_FIO, err_buf matches text to err
- * when CRC check fails
- * - retruns -PFIFLASH_ERR_CRC_CHECK, err_buf matches text to err
- **/
-static int
-write_normal_volume(int devno, uint32_t id, size_t update_size, FILE* fp_in,
- uint32_t pfi_crc,
- char *err_buf, size_t err_buf_size)
-{
- int rc, fd_out;
- uint32_t crc, crc32_table[256];
- char path[PATH_MAX];
- size_t bytes_left;
- FILE* fp_out;
- libubi_t ulib;
-
- rc = 0;
- crc = UBI_CRC32_INIT;
- bytes_left = update_size;
- fp_out = NULL;
- ulib = NULL;
-
- log_msg("[ ubiupdatevol id=%d, update_size=%d fp_in=%p",
- id, update_size, fp_in);
-
- ulib = libubi_open();
- if (ulib == NULL) {
- rc = -PFIFLASH_ERR_UBI_OPEN;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
-
- snprintf(path, PATH_MAX, DEFAULT_VOL_PATTERN, devno, id);
-
- fd_out = open(path, O_RDWR);
- if (fd_out < 0) {
- rc = -PFIFLASH_ERR_UBI_VOL_FOPEN;
- EBUF(PFIFLASH_ERRSTR[-rc], id);
- goto err;
- }
- fp_out = fdopen(fd_out, "r+");
- if (!fp_out) {
- rc = -PFIFLASH_ERR_UBI_VOL_FOPEN;
- EBUF(PFIFLASH_ERRSTR[-rc], id);
- goto err;
- }
- rc = ubi_update_start(ulib, fd_out, update_size);
- if (rc < 0) {
- rc = -PFIFLASH_ERR_UBI_VOL_UPDATE;
- EBUF(PFIFLASH_ERRSTR[-rc], id);
- goto err;
- }
-
- init_crc32_table(crc32_table);
- while (bytes_left) {
- char buf[1024];
- size_t to_rw = sizeof buf > bytes_left ?
- bytes_left : sizeof buf;
- if (fread(buf, 1, to_rw, fp_in) != to_rw) {
- rc = -PFIFLASH_ERR_EOF;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
- crc = clc_crc32(crc32_table, crc, buf, to_rw);
- if (fwrite(buf, 1, to_rw, fp_out) != to_rw) {
- rc = -PFIFLASH_ERR_FIO;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
- bytes_left -= to_rw;
- }
-
- if (crc != pfi_crc) {
- rc = -PFIFLASH_ERR_CRC_CHECK;
- EBUF(PFIFLASH_ERRSTR[-rc], pfi_crc, crc);
- goto err;
- }
-
- err:
- if (fp_out)
- fclose(fp_out);
- if (ulib)
- libubi_close(ulib);
-
- return rc;
-}
-
-static int compare_bootenv(FILE *fp_pfi, FILE **fp_flash, uint32_t ids_size,
- uint32_t data_size, pdd_func_t pdd_f, char *err_buf,
- size_t err_buf_size)
-{
- int rc, warnings = 0;
- unsigned int i;
- bootenv_t bootenv_pfi, bootenv_res = NULL, bootenv_flash = NULL;
-
- rc = bootenv_create(&bootenv_pfi);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_CREATE;
- goto err;
- }
-
- rc = bootenv_create(&bootenv_res);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_CREATE;
- goto err;
- }
-
- rc = bootenv_read(fp_pfi, bootenv_pfi, data_size);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_READ;
- goto err;
- }
-
- for (i = 0; i < ids_size; i++) {
- rc = bootenv_create(&bootenv_flash);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_CREATE;
- goto err;
- }
-
- rc = bootenv_read(fp_flash[i], bootenv_flash, BOOTENV_MAXSIZE);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_READ;
- goto err;
- }
-
- rc = pdd_f(bootenv_flash, bootenv_pfi, &bootenv_res,
- &warnings, err_buf, err_buf_size);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_PDD_UNKNOWN;
- goto err;
- }
-
- rc = bootenv_compare(bootenv_flash, bootenv_res);
- if (rc > 0) {
- rc = -PFIFLASH_CMP_DIFF;
- goto err;
- } else if (rc < 0) {
- rc = -PFIFLASH_ERR_COMPARE;
- goto err;
- }
-
- bootenv_destroy(&bootenv_flash);
- bootenv_flash = NULL;
- }
-
-err:
- if (bootenv_pfi)
- bootenv_destroy(&bootenv_pfi);
- if (bootenv_res)
- bootenv_destroy(&bootenv_res);
- if (bootenv_flash)
- bootenv_destroy(&bootenv_flash);
-
- return rc;
-}
-
-static int compare_data(FILE *fp_pfi, FILE **fp_flash, uint32_t ids_size,
- uint32_t bytes_left)
-{
- unsigned int i;
- size_t read_bytes, rc = 0;
- char buf_pfi[COMPARE_BUFFER_SIZE];
- char *buf_flash[ids_size];
-
- for (i = 0; i < ids_size; i++) {
- buf_flash[i] = malloc(COMPARE_BUFFER_SIZE);
- if (!buf_flash[i])
- return -PFIFLASH_ERR_COMPARE;
- }
-
- while (bytes_left) {
- if (bytes_left > COMPARE_BUFFER_SIZE)
- read_bytes = COMPARE_BUFFER_SIZE;
- else
- read_bytes = bytes_left;
-
- rc = fread(buf_pfi, 1, read_bytes, fp_pfi);
- if (rc != read_bytes) {
- rc = -PFIFLASH_ERR_COMPARE;
- goto err;
- }
-
- for (i = 0; i < ids_size; i++) {
- rc = fread(buf_flash[i], 1, read_bytes, fp_flash[i]);
- if (rc != read_bytes) {
- rc = -PFIFLASH_CMP_DIFF;
- goto err;
- }
-
- rc = memcmp(buf_pfi, buf_flash[i], read_bytes);
- if (rc != 0) {
- rc = -PFIFLASH_CMP_DIFF;
- goto err;
- }
- }
-
- bytes_left -= read_bytes;
- }
-
-err:
- for (i = 0; i < ids_size; i++)
- free(buf_flash[i]);
-
- return rc;
-}
-
-static int compare_volumes(int devno, pfi_ubi_t u, FILE *fp_pfi,
- pdd_func_t pdd_f, char *err_buf, size_t err_buf_size)
-{
- int rc, is_bootenv = 0;
- unsigned int i;
- char path[PATH_MAX];
- libubi_t ulib = NULL;
- FILE *fp_flash[u->ids_size];
-
- ulib = libubi_open();
- if (ulib == NULL) {
- rc = -PFIFLASH_ERR_UBI_OPEN;
- goto err;
- }
-
- for (i = 0; i < u->ids_size; i++) {
- if (u->ids[i] == EXAMPLE_BOOTENV_VOL_ID_1 ||
- u->ids[i] == EXAMPLE_BOOTENV_VOL_ID_2)
- is_bootenv = 1;
-
- snprintf(path, PATH_MAX, DEFAULT_VOL_PATTERN, devno, u->ids[i]);
-
- fp_flash[i] = fopen(path, "r");
- if (fp_flash[i] == NULL) {
- rc = -PFIFLASH_ERR_UBI_OPEN;
- goto err;
- }
- }
-
- if (is_bootenv)
- rc = compare_bootenv(fp_pfi, fp_flash, u->ids_size,
- u->data_size, pdd_f, err_buf, err_buf_size);
- else
- rc = compare_data(fp_pfi, fp_flash, u->ids_size, u->data_size);
-
-err:
- if (rc < 0)
- EBUF(PFIFLASH_ERRSTR[-rc]);
-
- for (i = 0; i < u->ids_size; i++)
- fclose(fp_flash[i]);
- if (ulib)
- libubi_close(ulib);
-
- return rc;
-}
-
-static int
-erase_mtd_region(FILE* file_p, int start, int length)
-{
- int rc, fd;
- erase_info_t erase;
- mtd_info_t mtdinfo;
- loff_t offset = start;
- loff_t end = offset + length;
-
- fd = fileno(file_p);
- if (fd < 0)
- return -PFIFLASH_ERR_MTD_ERASE;
-
- rc = ioctl(fd, MEMGETINFO, &mtdinfo);
- if (rc)
- return -PFIFLASH_ERR_MTD_ERASE;
-
- /* check for bad blocks in case of NAND flash */
- if (mtdinfo.type == MTD_NANDFLASH) {
- while (offset < end) {
- rc = ioctl(fd, MEMGETBADBLOCK, &offset);
- if (rc > 0) {
- return -PFIFLASH_ERR_MTD_ERASE;
- }
-
- offset += mtdinfo.erasesize;
- }
- }
-
- erase.start = start;
- erase.length = length;
-
- rc = ioctl(fd, MEMERASE, &erase);
- if (rc) {
- return -PFIFLASH_ERR_MTD_ERASE;
- }
-
- return rc;
-}
-
-/**
- * process_raw_volumes - writes the raw sections of the PFI data
- * @pfi PFI data file pointer
- * @pfi_raws list of PFI raw headers
- * @rawdev device to use to write raw data
- *
- * Error handling:
- * when early EOF in PFI data
- * - returns -PFIFLASH_ERR_EOF, err_buf matches text to err
- * when file I/O error
- * - returns -PFIFLASH_ERR_FIO, err_buf matches text to err
- * when CRC check fails
- * - returns -PFIFLASH_ERR_CRC_CHECK, err_buf matches text to err
- * when opening MTD device fails
- * - reutrns -PFIFLASH_ERR_MTD_OPEN, err_buf matches text to err
- * when closing MTD device fails
- * - returns -PFIFLASH_ERR_MTD_CLOSE, err_buf matches text to err
- **/
-static int
-process_raw_volumes(FILE* pfi, list_t pfi_raws, const char* rawdev,
- char* err_buf, size_t err_buf_size)
-{
- int rc;
- char *pfi_data;
- void *i;
- uint32_t crc, crc32_table[256];
- size_t j, k;
- FILE* mtd = NULL;
- list_t ptr;
-
- if (is_empty(pfi_raws))
- return 0;
-
- if (rawdev == NULL)
- return 0;
-
- rc = 0;
-
- pfi_data = NULL;
-
- log_msg("[ rawupdate dev=%s", rawdev);
-
- crc = UBI_CRC32_INIT;
- init_crc32_table(crc32_table);
-
- /* most likely only one element in list, but just in case */
- foreach(i, ptr, pfi_raws) {
- pfi_raw_t r = (pfi_raw_t)i;
-
- /* read in pfi data */
- if (pfi_data != NULL)
- free(pfi_data);
- pfi_data = malloc(r->data_size * sizeof(char));
- for (j = 0; j < r->data_size; j++) {
- int c = fgetc(pfi);
- if (c == EOF) {
- rc = -PFIFLASH_ERR_EOF;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- } else if (ferror(pfi)) {
- rc = -PFIFLASH_ERR_FIO;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
- pfi_data[j] = (char)c;
- }
- crc = clc_crc32(crc32_table, crc, pfi_data, r->data_size);
-
- /* check crc */
- if (crc != r->crc) {
- rc = -PFIFLASH_ERR_CRC_CHECK;
- EBUF(PFIFLASH_ERRSTR[-rc], r->crc, crc);
- goto err;
- }
-
- /* open device */
- mtd = fopen(rawdev, "r+");
- if (mtd == NULL) {
- rc = -PFIFLASH_ERR_MTD_OPEN;
- EBUF(PFIFLASH_ERRSTR[-rc], rawdev);
- goto err;
- }
-
- for (j = 0; j < r->starts_size; j++) {
- rc = erase_mtd_region(mtd, r->starts[j], r->data_size);
- if (rc) {
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
-
- fseek(mtd, r->starts[j], SEEK_SET);
- for (k = 0; k < r->data_size; k++) {
- int c = fputc((int)pfi_data[k], mtd);
- if (c == EOF) {
- fclose(mtd);
- rc = -PFIFLASH_ERR_EOF;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
- if ((char)c != pfi_data[k]) {
- fclose(mtd);
- rc = -1;
- goto err;
- }
- }
- }
- rc = fclose(mtd);
- mtd = NULL;
- if (rc != 0) {
- rc = -PFIFLASH_ERR_MTD_CLOSE;
- EBUF(PFIFLASH_ERRSTR[-rc], rawdev);
- goto err;
- }
- }
-
- err:
- if (mtd != NULL)
- fclose(mtd);
- if (pfi_data != NULL)
- free(pfi_data);
- return rc;
-}
-
-
-/**
- * erase_unmapped_ubi_volumes - skip volumes provided by PFI file, clear rest
- * @devno UBI device number
- * @pfi_ubis list of UBI header data
- *
- * Error handling:
- * when UBI id is out of bounds
- * - returns -PFIFLASH_ERR_UBI_VID_OOB, err_buf matches text to err
- * when UBI volume can't be removed
- * - passes rc, prepends err_buf with contextual aid
- **/
-static int
-erase_unmapped_ubi_volumes(int devno, list_t pfi_ubis,
- char *err_buf, size_t err_buf_size)
-{
- int rc;
- uint8_t ubi_volumes[PFI_UBI_MAX_VOLUMES];
- size_t i;
- list_t ptr;
- pfi_ubi_t u;
-
- rc = 0;
-
- for (i = 0; i < PFI_UBI_MAX_VOLUMES; i++)
- ubi_volumes[i] = 1;
-
- foreach(u, ptr, pfi_ubis) {
- /* iterate over each vol_id */
- for(i = 0; i < u->ids_size; i++) {
- if (u->ids[i] >= PFI_UBI_MAX_VOLUMES) {
- rc = -PFIFLASH_ERR_UBI_VID_OOB;
- EBUF(PFIFLASH_ERRSTR[-rc], u->ids[i]);
- goto err;
- }
- /* remove from removal list */
- ubi_volumes[u->ids[i]] = 0;
- }
- }
-
- for (i = 0; i < PFI_UBI_MAX_VOLUMES; i++) {
- if (ubi_volumes[i]) {
- rc = my_ubi_rmvol(devno, i, err_buf, err_buf_size);
- if (rc != 0) {
- EBUF_PREPEND("remove volume failed");
- goto err;
- }
- }
- }
-
- err:
- return rc;
-}
-
-
-/**
- * process_ubi_volumes - delegate tasks regarding UBI volumes
- * @pfi PFI data file pointer
- * @seqnum sequence number
- * @pfi_ubis list of UBI header data
- * @bootenv_old storage for current system PDD
- * @pdd_f function to handle PDD
- * @ubi_update_process whether reading or writing
- *
- * Error handling:
- * when and unknown ubi_update_process is given
- * - returns -PFIFLASH_ERR_UBI_UNKNOWN, err_buf matches text to err
- * otherwise
- * - passes rc and err_buf
- **/
-static int
-process_ubi_volumes(FILE* pfi, int seqnum, list_t pfi_ubis,
- bootenv_t bootenv_old, pdd_func_t pdd_f,
- ubi_update_process_t ubi_update_process,
- char *err_buf, size_t err_buf_size)
-{
- int rc;
- pfi_ubi_t u;
- list_t ptr;
-
- rc = 0;
-
- foreach(u, ptr, pfi_ubis) {
- int s = seqnum;
-
- if (s > ((int)u->ids_size - 1))
- s = 0; /* per default use the first */
- u->curr_seqnum = s;
-
- switch (ubi_update_process) {
- case UBI_REMOVE:
- /* TODO are all these "EXAMPLE" vars okay? */
- if ((u->ids[s] == EXAMPLE_BOOTENV_VOL_ID_1) ||
- (u->ids[s] == EXAMPLE_BOOTENV_VOL_ID_2)) {
- rc = read_bootenv_volume(EXAMPLE_UBI_DEVICE,
- u->ids[s], bootenv_old,
- err_buf, err_buf_size);
- /* it's okay if there is no bootenv
- * we're going to write one */
- if ((rc == -PFIFLASH_ERR_UBI_VOL_FOPEN) ||
- (rc == -PFIFLASH_ERR_BOOTENV_READ))
- rc = 0;
- if (rc != 0)
- goto err;
- }
-
- rc = my_ubi_rmvol(EXAMPLE_UBI_DEVICE, u->ids[s],
- err_buf, err_buf_size);
- if (rc != 0)
- goto err;
-
- break;
- case UBI_WRITE:
- rc = my_ubi_mkvol(EXAMPLE_UBI_DEVICE, s, u,
- err_buf, err_buf_size);
- if (rc != 0) {
- EBUF_PREPEND("creating volume");
- goto err;
- }
-
- if ((u->ids[s] == EXAMPLE_BOOTENV_VOL_ID_1) ||
- (u->ids[s] == EXAMPLE_BOOTENV_VOL_ID_2)) {
- rc = write_bootenv_volume(EXAMPLE_UBI_DEVICE,
- u->ids[s],
- bootenv_old, pdd_f,
- pfi,
- u->data_size,
- u->crc,
- err_buf,
- err_buf_size);
- if (rc != 0)
- EBUF_PREPEND("bootenv volume");
- } else {
- rc = write_normal_volume(EXAMPLE_UBI_DEVICE,
- u->ids[s],
- u->data_size, pfi,
- u->crc,
- err_buf,
- err_buf_size);
- if (rc != 0)
- EBUF_PREPEND("normal volume");
- }
- if (rc != 0)
- goto err;
-
- break;
- case UBI_COMPARE:
- rc = compare_volumes(EXAMPLE_UBI_DEVICE, u, pfi, pdd_f,
- err_buf, err_buf_size);
- if (rc != 0) {
- EBUF_PREPEND("compare volume");
- goto err;
- }
-
- break;
- default:
- rc = -PFIFLASH_ERR_UBI_UNKNOWN;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
- }
-
- err:
- return rc;
-}
-
-
-/**
- * mirror_ubi_volumes - mirror redundant pairs of volumes
- * @devno UBI device number
- * @pfi_ubis list of PFI header data
- *
- * Error handling:
- * when UBI system couldn't be opened
- * - returns -PFIFLASH_ERR_UBI_OPEN, err_buf matches text to err
- **/
-static int
-mirror_ubi_volumes(uint32_t devno, list_t pfi_ubis,
- char *err_buf, size_t err_buf_size)
-{
- int rc;
- uint32_t j;
- list_t ptr;
- pfi_ubi_t i;
- libubi_t ulib;
-
- rc = 0;
- ulib = NULL;
-
- log_msg("[ mirror ...");
-
- ulib = libubi_open();
- if (ulib == NULL) {
- rc = -PFIFLASH_ERR_UBI_OPEN;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
-
- /**
- * Execute all mirror operations on redundant groups.
- * Create a volume within a redundant group if it does
- * not exist already (this is a precondition of
- * ubimirror).
- */
- foreach(i, ptr, pfi_ubis) {
- for (j = 0; j < i->ids_size; j++) {
- /* skip self-match */
- if (i->ids[j] == i->ids[i->curr_seqnum])
- continue;
-
- rc = my_ubi_rmvol(devno, i->ids[j],
- err_buf, err_buf_size);
- if (rc != 0)
- goto err;
-
- rc = my_ubi_mkvol(devno, j, i,
- err_buf, err_buf_size);
- if (rc != 0)
- goto err;
- }
- }
-
- foreach(i, ptr, pfi_ubis) {
- rc = ubimirror(devno, i->curr_seqnum, i->ids, i->ids_size,
- err_buf, err_buf_size);
- if (rc != 0)
- goto err;
- }
-
-
- err:
- if (ulib != NULL)
- libubi_close(ulib);
-
- return rc;
-}
-
-
-/**
- * pfiflash_with_options - exposed func to flash memory with a PFI file
- * @pfi PFI data file pointer
- * @complete flag to erase unmapped volumes
- * @seqnum sequence number
- * @compare flag to compare
- * @pdd_handling method to handle pdd (keep, merge, overwrite...)
- *
- * Error handling:
- * when bootenv can't be created
- * - returns -PFIFLASH_ERR_BOOTENV_CREATE, err_buf matches text to err
- * when PFI headers can't be read, or
- * when fail to skip raw sections, or
- * when error occurs while processing raw volumes, or
- * when fail to erase unmapped UBI vols, or
- * when error occurs while processing UBI volumes, or
- * when error occurs while mirroring UBI volumes
- * - passes rc, prepends err_buf with contextual aid
- **/
-int
-pfiflash_with_options(FILE* pfi, int complete, int seqnum, int compare,
- pdd_handling_t pdd_handling, const char* rawdev,
- char *err_buf, size_t err_buf_size)
-{
- int rc;
- bootenv_t bootenv;
- pdd_func_t pdd_f;
-
- if (pfi == NULL)
- return -EINVAL;
-
- rc = 0;
- pdd_f = NULL;
-
- /* If the user didnt specify a seqnum we start per default
- * with the index 0 */
- int curr_seqnum = seqnum < 0 ? 0 : seqnum;
-
- list_t pfi_raws = mk_empty(); /* list of raw sections from a pfi */
- list_t pfi_ubis = mk_empty(); /* list of ubi sections from a pfi */
-
- rc = bootenv_create(&bootenv);
- if (rc != 0) {
- rc = -PFIFLASH_ERR_BOOTENV_CREATE;
- EBUF(PFIFLASH_ERRSTR[-rc], "");
- goto err;
- }
-
- rc = read_pfi_headers(&pfi_raws, &pfi_ubis, pfi, err_buf, err_buf_size);
- if (rc != 0) {
- EBUF_PREPEND("reading PFI header");
- goto err;
- }
-
- if (rawdev == NULL || compare)
- rc = skip_raw_volumes(pfi, pfi_raws, err_buf, err_buf_size);
- else
- rc = process_raw_volumes(pfi, pfi_raws, rawdev, err_buf,
- err_buf_size);
- if (rc != 0) {
- EBUF_PREPEND("handling raw section");
- goto err;
- }
-
- if (complete && !compare) {
- rc = erase_unmapped_ubi_volumes(EXAMPLE_UBI_DEVICE, pfi_ubis,
- err_buf, err_buf_size);
- if (rc != 0) {
- EBUF_PREPEND("deleting unmapped UBI volumes");
- goto err;
- }
- }
-
- if (((int)pdd_handling >= 0) &&
- (pdd_handling < PDD_HANDLING_NUM))
- pdd_f = pdd_funcs[pdd_handling];
- else {
- rc = -PFIFLASH_ERR_PDD_UNKNOWN;
- EBUF(PFIFLASH_ERRSTR[-rc]);
- goto err;
- }
-
- if (!compare) {
- rc = process_ubi_volumes(pfi, curr_seqnum, pfi_ubis, bootenv,
- pdd_f, UBI_REMOVE, err_buf, err_buf_size);
- if (rc != 0) {
- EBUF_PREPEND("removing UBI volumes");
- goto err;
- }
-
- rc = process_ubi_volumes(pfi, curr_seqnum, pfi_ubis, bootenv,
- pdd_f, UBI_WRITE, err_buf, err_buf_size);
- if (rc != 0) {
- EBUF_PREPEND("writing UBI volumes");
- goto err;
- }
-
- if (seqnum < 0) { /* mirror redundant pairs */
- rc = mirror_ubi_volumes(EXAMPLE_UBI_DEVICE, pfi_ubis,
- err_buf, err_buf_size);
- if (rc != 0) {
- EBUF_PREPEND("mirroring UBI volumes");
- goto err;
- }
- }
- } else {
- /* only compare volumes, don't alter the content */
- rc = process_ubi_volumes(pfi, curr_seqnum, pfi_ubis, bootenv,
- pdd_f, UBI_COMPARE, err_buf, err_buf_size);
-
- if (rc == -PFIFLASH_CMP_DIFF)
- /* update is necessary, return positive value */
- rc = 1;
-
- if (rc < 0) {
- EBUF_PREPEND("comparing UBI volumes");
- goto err;
- }
- }
-
- err:
- pfi_raws = remove_all((free_func_t)&free_pfi_raw, pfi_raws);
- pfi_ubis = remove_all((free_func_t)&free_pfi_ubi, pfi_ubis);
- bootenv_destroy(&bootenv);
- return rc;
-}
-
-
-/**
- * pfiflash - passes to pfiflash_with_options
- * @pfi PFI data file pointer
- * @complete flag to erase unmapped volumes
- * @seqnum sequence number
- * @pdd_handling method to handle pdd (keep, merge, overwrite...)
- **/
-int
-pfiflash(FILE* pfi, int complete, int seqnum, pdd_handling_t pdd_handling,
- char *err_buf, size_t err_buf_size)
-{
- return pfiflash_with_options(pfi, complete, seqnum, 0, pdd_handling,
- NULL, err_buf, err_buf_size);
-}
diff --git a/ubi-utils/src/libubimirror.c b/ubi-utils/src/libubimirror.c
deleted file mode 100644
index d06770e..0000000
--- a/ubi-utils/src/libubimirror.c
+++ /dev/null
@@ -1,237 +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.
- */
-
-#include <stdio.h>
-#include <errno.h>
-#include <unistd.h>
-#include <memory.h>
-#include <limits.h>
-#include <fcntl.h>
-
-#include <libubi.h>
-#include "ubimirror.h"
-
-#define COMPARE_BUF_SIZE (128 * 1024)
-
-#define DEFAULT_DEV_PATTERN "/dev/ubi%d"
-#define DEFAULT_VOL_PATTERN "/dev/ubi%d_%d"
-
-#define EBUF(fmt...) do { \
- snprintf(err_buf, err_buf_size, fmt); \
-} while (0)
-
-enum {
- compare_error = -1,
- seek_error = -2,
- write_error = -3,
- read_error = -4,
- update_error = -5,
- ubi_error = -6,
- open_error = -7,
- close_error = -8,
- compare_equal = 0,
- compare_different = 1
-};
-
-/*
- * Read len number of bytes from fd.
- * Return 0 on EOF, -1 on error.
- */
-static ssize_t fill_buffer(int fd, unsigned char *buf, ssize_t len)
-{
- ssize_t got, have = 0;
-
- do {
- got = read(fd, buf + have, len - have);
- if (got == -1 && errno != EINTR)
- return -1;
- have += got;
- } while (got > 0 && have < len);
- return have;
-}
-
-/*
- * Write len number of bytes to fd.
- * Return bytes written (>= 0), -1 on error.
- */
-static ssize_t flush_buffer(int fd, unsigned char *buf, ssize_t len)
-{
- ssize_t done, have = 0;
-
- do {
- done = write(fd, buf + have, len - have);
- if (done == -1 && errno != EINTR)
- return -1;
- have += done;
- } while (done > 0 && have < len);
- return have;
-}
-
-/*
- * Compare two files. Return 0, 1, or -1, depending on whether the
- * files are equal, different, or an error occured.
- * Return compare-different when target volume can not be read. Might be
- * an interrupted volume update and then the target device returns -EIO but
- * can be updated.
- *
- * fd_a is source
- * fd_b is destination
- */
-static int compare_files(int fd_a, int fd_b)
-{
- unsigned char buf_a[COMPARE_BUF_SIZE], buf_b[COMPARE_BUF_SIZE];
- ssize_t len_a, len_b;
- int rc;
-
- for (;;) {
- len_a = fill_buffer(fd_a, buf_a, sizeof(buf_a));
- if (len_a == -1) {
- rc = compare_error;
- break;
- }
- len_b = fill_buffer(fd_b, buf_b, sizeof(buf_b));
- if (len_b == -1) {
- rc = compare_different;
- break;
- }
- if (len_a != len_b) {
- rc = compare_different;
- break;
- }
- if (len_a == 0) { /* Size on both files equal and EOF */
- rc = compare_equal;
- break;
- }
- if (memcmp(buf_a, buf_b, len_a) != 0 ) {
- rc = compare_different;
- break;
- }
- }
- /* Position both files at the beginning */
- if (lseek(fd_a, 0, SEEK_SET) == -1 ||
- lseek(fd_b, 0, SEEK_SET) == -1)
- rc = seek_error;
- return rc;
-}
-
-int vol_get_used_bytes(int vol_fd, unsigned long long *bytes)
-{
- off_t res;
-
- res = lseek(vol_fd, 0, SEEK_END);
- if (res == (off_t)-1)
- return -1;
- *bytes = (unsigned long long) res;
- res = lseek(vol_fd, 0, SEEK_SET);
- return res == (off_t)-1 ? -1 : 0;
-}
-
-static int copy_files(libubi_t ulib, int fd_in, int fd_out)
-{
- unsigned char buf_a[COMPARE_BUF_SIZE];
- ssize_t len_a, len_b;
- unsigned long long update_size, copied;
-
- if (vol_get_used_bytes(fd_in, &update_size) == -1 ||
- ubi_update_start(ulib, fd_out, update_size) == -1)
- return update_error;
- for (copied = 0; copied < update_size; copied += len_b ) {
- len_a = fill_buffer(fd_in, buf_a, sizeof(buf_a));
- if (len_a == -1)
- return read_error;
- if (len_a == 0) /* Reach EOF */
- return 0;
- len_b = flush_buffer(fd_out, buf_a, len_a);
- if (len_b != len_a)
- return write_error;
- }
- return 0;
-}
-
-int ubimirror(uint32_t devno, int seqnum, uint32_t *ids, ssize_t ids_size,
- char *err_buf, size_t err_buf_size)
-{
- int rc = 0;
- uint32_t src_id;
- char path[PATH_MAX];
- libubi_t ulib;
- int fd_in = -1, i = 0, fd_out = -1;
-
- if (ids_size == 0)
- return 0;
- else {
- if ((seqnum < 0) || (seqnum > (ids_size - 1))) {
- EBUF("volume id %d out of range", seqnum);
- return EUBIMIRROR_NO_SRC;
- }
- src_id = ids[seqnum];
- }
-
- ulib = libubi_open();
- if (ulib == NULL)
- return ubi_error;
-
- snprintf(path, PATH_MAX, DEFAULT_VOL_PATTERN, devno, src_id);
-
- fd_in = open(path, O_RDONLY);
- if (fd_in == -1) {
- EBUF("open error source volume %d", ids[i]);
- rc = open_error;
- goto err;
- }
-
- for (i = 0; i < ids_size; i++) {
- if (ids[i] == src_id) /* skip self-mirror */
- continue;
-
- snprintf(path, PATH_MAX, DEFAULT_VOL_PATTERN, devno, ids[i]);
-
- fd_out = open(path, O_RDWR);
- if (fd_out < 0){
- EBUF("open error destination volume %d", ids[i]);
- rc = open_error;
- goto err;
- }
- rc = compare_files(fd_in, fd_out);
- if (rc < 0) {
- EBUF("compare error volume %d and %d", src_id, ids[i]);
- goto err;
- } else if (rc == compare_different) {
- rc = copy_files(ulib, fd_in, fd_out);
- if (rc != 0) {
- EBUF("mirror error volume %d to %d", src_id,
- ids[i]);
- goto err;
- }
- }
- if ((rc = close(fd_out)) == -1) {
- EBUF("close error volume %d", ids[i]);
- rc = close_error;
- goto err;
- } else
- fd_out = -1;
- }
-err:
- if (fd_out != -1)
- close(fd_out);
- if (fd_in != -1)
- close(fd_in);
- if (ulib != NULL)
- libubi_close(ulib);
- return rc;
-}
diff --git a/ubi-utils/src/pfi2bin.c b/ubi-utils/src/pfi2bin.c
index 7f31938..1474482 100644
--- a/ubi-utils/src/pfi2bin.c
+++ b/ubi-utils/src/pfi2bin.c
@@ -37,15 +37,14 @@
#include <ubigen.h>
#include <mtd/ubi-header.h>
-
-#include "config.h"
+#include "common.h"
#include "list.h"
-#include "error.h"
#include "reader.h"
#include "peb.h"
#include "crc32.h"
-#define PROGRAM_VERSION "1.4"
+#define PROGRAM_VERSION "1.5"
+#define PROGRAM_NAME "pfi2bin"
#define MAX_FNAME 255
#define DEFAULT_ERASE_COUNT 0 /* Hmmm.... Perhaps */
@@ -155,8 +154,6 @@ parse_opt(int argc, char **argv, myargs *args)
printf("pfi2bin [OPTION...] pfifile\n");
printf("%s", doc);
printf("%s", optionsstr);
- printf("\nReport bugs to %s\n",
- PACKAGE_BUGREPORT);
exit(0);
break;
@@ -449,15 +446,15 @@ write_remaining_raw_ebs(pdd_data_t pdd, list_t raw_blocks, size_t *ebs_written,
}
if (peb->num < *ebs_written) {
- err_msg("eb_num: %d\n", peb->num);
- err_msg("Bug: This should never happen. %d %s",
+ errmsg("eb_num: %d\n", peb->num);
+ errmsg("Bug: This should never happen. %d %s",
__LINE__, __FILE__);
goto err;
}
delta = peb->num - *ebs_written;
if (((delta + *ebs_written) * pdd->eb_size) > pdd->flash_size) {
- err_msg("RAW block outside of flash_size.");
+ errmsg("RAW block outside of flash_size.");
goto err;
}
for (j = 0; j < delta; j++) {
@@ -518,23 +515,21 @@ create_raw(io_t io)
rc = init_vol_tab (&vol_tab, &vol_tab_size);
if (rc != 0) {
- err_msg("Cannot initialize volume table.");
+ errmsg("cannot initialize volume table");
goto err;
}
rc = read_pdd_data(io->fp_pdd, &pdd,
err_buf, ERR_BUF_SIZE);
if (rc != 0) {
- err_msg("Cannot read necessary pdd_data: %s rc: %d",
- err_buf, rc);
+ errmsg("cannot read necessary pdd_data: %s rc: %d", err_buf, rc);
goto err;
}
rc = read_pfi_headers(&pfi_raws, &pfi_ubis, io->fp_pfi,
err_buf, ERR_BUF_SIZE);
if (rc != 0) {
- err_msg("Cannot read pfi header: %s rc: %d",
- err_buf, rc);
+ errmsg("cannot read pfi header: %s rc: %d", err_buf, rc);
goto err;
}
@@ -543,8 +538,7 @@ create_raw(io_t io)
rc = memorize_raw_eb(pfi_raw, pdd, &raw_pebs,
io);
if (rc != 0) {
- err_msg("Cannot create raw_block in mem. rc: %d\n",
- rc);
+ errmsg("cannot create raw_block in mem. rc: %d\n", rc);
goto err;
}
}
@@ -554,7 +548,7 @@ create_raw(io_t io)
rc = convert_ubi_volume(pfi_ubi, pdd, raw_pebs,
vol_tab, &ebs_written, io);
if (rc != 0) {
- err_msg("Cannot convert UBI volume. rc: %d\n", rc);
+ errmsg("cannot convert UBI volume. rc: %d\n", rc);
goto err;
}
}
@@ -562,7 +556,7 @@ create_raw(io_t io)
rc = write_ubi_volume_table(pdd, raw_pebs, vol_tab, vol_tab_size,
&ebs_written, io);
if (rc != 0) {
- err_msg("Cannot write UBI volume table. rc: %d\n", rc);
+ errmsg("cannot write UBI volume table. rc: %d\n", rc);
goto err;
}
@@ -571,7 +565,7 @@ create_raw(io_t io)
goto err;
if (io->fp_out != stdout)
- info_msg("Physical eraseblocks written: %8d\n", ebs_written);
+ printf("Physical eraseblocks written: %8d\n", ebs_written);
err:
free(vol_tab);
pfi_raws = remove_all((free_func_t)&free_pfi_raw, pfi_raws);
@@ -589,13 +583,13 @@ open_io_handle(myargs *args, io_t io)
/* set PDD input */
io->fp_pdd = fopen(args->f_in_pdd, "r");
if (io->fp_pdd == NULL) {
- err_sys("Cannot open: %s", args->f_in_pdd);
+ errmsg("cannot open: %s", args->f_in_pdd);
}
/* set PFI input */
io->fp_pfi = fopen(args->f_in_pfi, "r");
if (io->fp_pfi == NULL) {
- err_sys("Cannot open PFI input file: %s", args->f_in_pfi);
+ errmsg("cannot open PFI input file: %s", args->f_in_pfi);
}
/* set output prefix */
@@ -604,7 +598,7 @@ open_io_handle(myargs *args, io_t io)
else {
io->fp_out = fopen(args->f_out, "wb");
if (io->fp_out == NULL) {
- err_sys("Cannot open output file: %s", args->f_out);
+ errmsg("cannot open output file: %s", args->f_out);
}
}
}
@@ -613,14 +607,14 @@ static void
close_io_handle(io_t io)
{
if (fclose(io->fp_pdd) != 0) {
- err_sys("Cannot close PDD file.");
+ errmsg("cannot close PDD file");
}
if (fclose(io->fp_pfi) != 0) {
- err_sys("Cannot close PFI file.");
+ errmsg("cannot close PFI file");
}
if (io->fp_out != stdout) {
if (fclose(io->fp_out) != 0) {
- err_sys("Cannot close output file.");
+ errmsg("cannot close output file");
}
}
@@ -629,8 +623,7 @@ close_io_handle(io_t io)
io->fp_out = NULL;
}
-int
-main(int argc, char *argv[])
+int main(int argc, char *argv[])
{
int rc = 0;
@@ -655,19 +648,21 @@ main(int argc, char *argv[])
parse_opt(argc, argv, &args);
if (strcmp(args.f_in_pfi, "") == 0) {
- err_quit("No PFI input file specified!");
+ errmsg("no PFI input file specified");
+ exit(EXIT_FAILURE);
}
if (strcmp(args.f_in_pdd, "") == 0) {
- err_quit("No PDD input file specified!");
+ errmsg("no PDD input file specified");
+ exit(EXIT_FAILURE);
}
open_io_handle(&args, &io);
- info_msg("[ Creating RAW...");
+ printf("Creating RAW...");
rc = create_raw(&io);
if (rc != 0) {
- err_msg("Creating RAW failed.");
+ errmsg("creating RAW failed");
goto err;
}
diff --git a/ubi-utils/src/ubimirror.c b/ubi-utils/src/ubimirror.c
deleted file mode 100644
index 2cc4596..0000000
--- a/ubi-utils/src/ubimirror.c
+++ /dev/null
@@ -1,213 +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: Oliver Lohmann
- *
- * 1.2 Removed argp because we want to use uClibc.
- * 1.3 Minor cleanups
- * 1.4 Migrated to new libubi
- */
-
-#include <stdio.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-#include <getopt.h>
-#include <unistd.h>
-#include <errno.h>
-#include <mtd/ubi-header.h>
-
-#include "config.h"
-#include "error.h"
-#include "example_ubi.h"
-#include "ubimirror.h"
-
-#define PROGRAM_VERSION "1.4"
-
-typedef enum action_t {
- ACT_NORMAL = 0,
- ACT_ARGP_ABORT,
- ACT_ARGP_ERR,
-} action_t;
-
-#define ABORT_ARGP do { \
- args->action = ACT_ARGP_ABORT; \
-} while (0)
-
-#define ERR_ARGP do { \
- args->action = ACT_ARGP_ERR; \
-} while (0)
-
-#define VOL_ARGS_MAX 2
-
-static char doc[] = "\nVersion: " PROGRAM_VERSION "\n"
- "ubimirror - mirrors ubi volumes.\n";
-
-static const char *optionsstr =
-" -c, --copyright Print copyright information.\n"
-" -s, --side=<seqnum> Use the side <seqnum> as source.\n"
-" -?, --help Give this help list\n"
-" --usage Give a short usage message\n"
-" -V, --version Print program version\n";
-
-static const char *usage =
-"Usage: ubimirror [-c?V] [-s <seqnum>] [--copyright] [--side=<seqnum>]\n"
-" [--help] [--usage] [--version] <source> <destination>\n";
-
-static const char copyright [] __attribute__((unused)) =
- "(C) IBM Coorporation 2007";
-
-struct option long_options[] = {
- { .name = "copyright", .has_arg = 0, .flag = NULL, .val = 'c' },
- { .name = "side", .has_arg = 1, .flag = NULL, .val = 's' },
- { .name = "help", .has_arg = 0, .flag = NULL, .val = '?' },
- { .name = "usage", .has_arg = 0, .flag = NULL, .val = 0 },
- { .name = "version", .has_arg = 0, .flag = NULL, .val = 'V' },
- { NULL, 0, NULL, 0}
-};
-
-typedef struct myargs {
- action_t action;
- int side;
- int vol_no; /* index of current volume */
- /* @FIXME replace by bootenv_list, makes live easier */
- /* @FIXME remove the constraint of two entries in the array */
- const char* vol[VOL_ARGS_MAX]; /* comma separated list of src/dst
- volumes */
- char *arg1;
- char **options; /* [STRING...] */
-} myargs;
-
-static int
-get_update_side(const char* str)
-{
- uint32_t i = strtoul(str, NULL, 0);
-
- if ((i != 0) && (i != 1)) {
- return -1;
- }
- return i;
-}
-
-
-static int
-parse_opt(int argc, char **argv, myargs *args)
-{
- while (1) {
- int key;
-
- key = getopt_long(argc, argv, "cs:?V", long_options, NULL);
- if (key == -1)
- break;
-
- switch (key) {
- case 'c':
- err_msg("%s", copyright);
- ABORT_ARGP;
- break;
- case 's':
- args->side = get_update_side(optarg);
- if (args->side < 0) {
- err_msg("Unsupported seqnum: %s.\n"
- "Supported seqnums are '0' "
- "and '1'\n", optarg);
- ERR_ARGP;
- }
- break;
- case '?': /* help */
- err_msg("Usage: ubimirror [OPTION...] "
- "<source> <destination>\n");
- err_msg("%s", doc);
- err_msg("%s", optionsstr);
- err_msg("\nReport bugs to %s\n",
- PACKAGE_BUGREPORT);
- exit(0);
- break;
- case 'V':
- err_msg("%s", PROGRAM_VERSION);
- exit(0);
- break;
- default:
- err_msg("%s", usage);
- exit(-1);
- }
- }
-
- while (optind < argc) {
- /* only two entries allowed */
- if (args->vol_no >= VOL_ARGS_MAX) {
- err_msg("%s", usage);
- ERR_ARGP;
- }
- args->vol[(args->vol_no)++] = argv[optind++];
- }
-
- return 0;
-}
-
-
-int
-main(int argc, char **argv) {
- int rc = 0;
- unsigned int ids[VOL_ARGS_MAX];
- char err_buf[1024];
-
- myargs args = {
- .action = ACT_NORMAL,
- .side = -1,
- .vol_no = 0,
- .vol = {"", ""},
- .options = NULL,
- };
-
- parse_opt(argc, argv, &args);
- if (args.action == ACT_ARGP_ERR) {
- rc = 127;
- goto err;
- }
- if (args.action == ACT_ARGP_ABORT) {
- rc = 126;
- goto out;
- }
- if (args.vol_no < VOL_ARGS_MAX) {
- fprintf(stderr, "missing volume number for %s\n",
- args.vol_no == 0 ? "source and target" : "target");
- rc = 125;
- goto out;
- }
- for( rc = 0; rc < args.vol_no; ++rc){
- char *endp;
- ids[rc] = strtoul(args.vol[rc], &endp, 0);
- if( *endp != '\0' ){
- fprintf(stderr, "invalid volume number %s\n",
- args.vol[rc]);
- rc = 125;
- goto out;
- }
- }
- rc = ubimirror(EXAMPLE_UBI_DEVICE, args.side, ids, args.vol_no,
- err_buf, sizeof(err_buf));
- if( rc ){
- err_buf[sizeof err_buf - 1] = '\0';
- fprintf(stderr, err_buf);
- if( rc < 0 )
- rc = -rc;
- }
- out:
- err:
- return rc;
-}
diff --git a/ubi-utils/src/ubimirror.h b/ubi-utils/src/ubimirror.h
deleted file mode 100644
index d7ae2ad..0000000
--- a/ubi-utils/src/ubimirror.h
+++ /dev/null
@@ -1,66 +0,0 @@
-#ifndef __UBIMIRROR_H__
-#define __UBIMIRROR_H__
-/*
- * 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: Oliver Lohmann
- *
- * An utility to mirror UBI volumes.
- */
-
-#include <stdint.h>
-
-/**
- * @def EUBIMIRROR_SRC_EQ_DST
- * @brief Given source volume is also in the set of destination volumes.
- */
-#define EUBIMIRROR_SRC_EQ_DST 20
-
-/**
- * @def EUBIMIRROR_NO_SRC
- * @brief The given source volume does not exist.
- */
-#define EUBIMIRROR_NO_SRC 21
-
-/**
- * @def EUBIMIRROR_NO_DST
- * @brief One of the given destination volumes does not exist.
- */
-#define EUBIMIRROR_NO_DST 22
-
-/**
- * @brief Mirrors UBI devices from a source device (specified by seqnum)
- * to n target devices.
- * @param devno Device number used by the UBI operations.
- * @param seqnum An index into ids (defines the src_id).
- * @param ids An array of ids.
- * @param ids_size The number of entries in the ids array.
- * @param err_buf A buffer to store verbose error messages.
- * @param err_buf_size The size of the error buffer.
- *
- * @note A seqnum of value < 0 defaults to a seqnum of 0.
- * @note A seqnum exceeding the range of ids_size defaults to 0.
- * @note An empty ids list results in a empty stmt.
- * @pre The UBI volume which shall be used as source volume exists.
- * @pre The UBI volumes which are defined as destination volumes exist.
- * @post The content of the UBI volume which was defined as source volume
- * equals the content of the volumes which were defined as destination.
- */
-int ubimirror(uint32_t devno, int seqnum, uint32_t* ids, ssize_t ids_size,
- char *err_buf, size_t err_buf_size);
-
-#endif /* __UBIMIRROR_H__ */
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