diff options
Diffstat (limited to 'package/mtd')
| -rw-r--r-- | package/mtd/Makefile | 53 | ||||
| -rw-r--r-- | package/mtd/src/Makefile | 18 | ||||
| -rw-r--r-- | package/mtd/src/crc32.c | 95 | ||||
| -rw-r--r-- | package/mtd/src/crc32.h | 26 | ||||
| -rw-r--r-- | package/mtd/src/fis.c | 262 | ||||
| -rw-r--r-- | package/mtd/src/fis.h | 14 | ||||
| -rw-r--r-- | package/mtd/src/imagetag.c | 316 | ||||
| -rw-r--r-- | package/mtd/src/jffs2.c | 357 | ||||
| -rw-r--r-- | package/mtd/src/jffs2.h | 216 | ||||
| -rw-r--r-- | package/mtd/src/md5.c | 307 | ||||
| -rw-r--r-- | package/mtd/src/md5.h | 65 | ||||
| -rw-r--r-- | package/mtd/src/mtd.c | 761 | ||||
| -rw-r--r-- | package/mtd/src/mtd.h | 29 | ||||
| -rw-r--r-- | package/mtd/src/seama.c | 179 | ||||
| -rw-r--r-- | package/mtd/src/seama.h | 108 | ||||
| -rw-r--r-- | package/mtd/src/trx.c | 220 |
16 files changed, 0 insertions, 3026 deletions
diff --git a/package/mtd/Makefile b/package/mtd/Makefile deleted file mode 100644 index f429128e02..0000000000 --- a/package/mtd/Makefile +++ /dev/null @@ -1,53 +0,0 @@ -# -# Copyright (C) 2006-2012 OpenWrt.org -# -# This is free software, licensed under the GNU General Public License v2. -# See /LICENSE for more information. -# - -include $(TOPDIR)/rules.mk -include $(INCLUDE_DIR)/kernel.mk - -PKG_NAME:=mtd -PKG_RELEASE:=20 - -PKG_BUILD_DIR := $(KERNEL_BUILD_DIR)/$(PKG_NAME) -STAMP_PREPARED := $(STAMP_PREPARED)_$(call confvar,CONFIG_MTD_REDBOOT_PARTS) - -PKG_LICENSE:=GPLv2 GPLv2+ -PKG_LICENSE_FILES:= - -include $(INCLUDE_DIR)/package.mk - -define Package/mtd - SECTION:=utils - CATEGORY:=Base system - TITLE:=Update utility for trx firmware images -endef - -define Package/mtd/description - This package contains an utility useful to upgrade from other firmware or - older OpenWrt releases. -endef - -define Build/Prepare - mkdir -p $(PKG_BUILD_DIR) - $(CP) ./src/* $(PKG_BUILD_DIR)/ -endef - -target=$(firstword $(subst -, ,$(BOARD))) - -MAKE_FLAGS += TARGET="$(target)" -TARGET_CFLAGS := $(TARGET_CFLAGS) -Dtarget_$(target)=1 -Wall - -ifdef CONFIG_MTD_REDBOOT_PARTS - MAKE_FLAGS += FIS_SUPPORT=1 - TARGET_CFLAGS += -DFIS_SUPPORT=1 -endif - -define Package/mtd/install - $(INSTALL_DIR) $(1)/sbin - $(INSTALL_BIN) $(PKG_BUILD_DIR)/mtd $(1)/sbin/ -endef - -$(eval $(call BuildPackage,mtd)) diff --git a/package/mtd/src/Makefile b/package/mtd/src/Makefile deleted file mode 100644 index 4e6aee8eb5..0000000000 --- a/package/mtd/src/Makefile +++ /dev/null @@ -1,18 +0,0 @@ -CC = gcc -CFLAGS += -Wall - -obj = mtd.o jffs2.o crc32.o -obj.seama = seama.o md5.o -obj.ar71xx = trx.o -obj.brcm = trx.o -obj.brcm47xx = $(obj.brcm) -obj.brcm63xx = imagetag.o -obj.ramips = $(obj.seama) - -ifdef FIS_SUPPORT - obj += fis.o -endif - -mtd: $(obj) $(obj.$(TARGET)) -clean: - rm -f *.o jffs2 diff --git a/package/mtd/src/crc32.c b/package/mtd/src/crc32.c deleted file mode 100644 index 6b1e50c42d..0000000000 --- a/package/mtd/src/crc32.c +++ /dev/null @@ -1,95 +0,0 @@ -/* - * COPYRIGHT (C) 1986 Gary S. Brown. You may use this program, or - * code or tables extracted from it, as desired without restriction. - * - * First, the polynomial itself and its table of feedback terms. The - * polynomial is - * X^32+X^26+X^23+X^22+X^16+X^12+X^11+X^10+X^8+X^7+X^5+X^4+X^2+X^1+X^0 - * - * Note that we take it "backwards" and put the highest-order term in - * the lowest-order bit. The X^32 term is "implied"; the LSB is the - * X^31 term, etc. The X^0 term (usually shown as "+1") results in - * the MSB being 1 - * - * Note that the usual hardware shift register implementation, which - * is what we're using (we're merely optimizing it by doing eight-bit - * chunks at a time) shifts bits into the lowest-order term. In our - * implementation, that means shifting towards the right. Why do we - * do it this way? Because the calculated CRC must be transmitted in - * order from highest-order term to lowest-order term. UARTs transmit - * characters in order from LSB to MSB. By storing the CRC this way - * we hand it to the UART in the order low-byte to high-byte; the UART - * sends each low-bit to hight-bit; and the result is transmission bit - * by bit from highest- to lowest-order term without requiring any bit - * shuffling on our part. Reception works similarly - * - * The feedback terms table consists of 256, 32-bit entries. Notes - * - * The table can be generated at runtime if desired; code to do so - * is shown later. It might not be obvious, but the feedback - * terms simply represent the results of eight shift/xor opera - * tions for all combinations of data and CRC register values - * - * The values must be right-shifted by eight bits by the "updcrc - * logic; the shift must be unsigned (bring in zeroes). On some - * hardware you could probably optimize the shift in assembler by - * using byte-swap instructions - * polynomial $edb88320 - */ - -#include <stdint.h> - -const uint32_t crc32_table[256] = { - 0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL, 0x076dc419L, - 0x706af48fL, 0xe963a535L, 0x9e6495a3L, 0x0edb8832L, 0x79dcb8a4L, - 0xe0d5e91eL, 0x97d2d988L, 0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L, - 0x90bf1d91L, 0x1db71064L, 0x6ab020f2L, 0xf3b97148L, 0x84be41deL, - 0x1adad47dL, 0x6ddde4ebL, 0xf4d4b551L, 0x83d385c7L, 0x136c9856L, - 0x646ba8c0L, 0xfd62f97aL, 0x8a65c9ecL, 0x14015c4fL, 0x63066cd9L, - 0xfa0f3d63L, 0x8d080df5L, 0x3b6e20c8L, 0x4c69105eL, 0xd56041e4L, - 0xa2677172L, 0x3c03e4d1L, 0x4b04d447L, 0xd20d85fdL, 0xa50ab56bL, - 0x35b5a8faL, 0x42b2986cL, 0xdbbbc9d6L, 0xacbcf940L, 0x32d86ce3L, - 0x45df5c75L, 0xdcd60dcfL, 0xabd13d59L, 0x26d930acL, 0x51de003aL, - 0xc8d75180L, 0xbfd06116L, 0x21b4f4b5L, 0x56b3c423L, 0xcfba9599L, - 0xb8bda50fL, 0x2802b89eL, 0x5f058808L, 0xc60cd9b2L, 0xb10be924L, - 0x2f6f7c87L, 0x58684c11L, 0xc1611dabL, 0xb6662d3dL, 0x76dc4190L, - 0x01db7106L, 0x98d220bcL, 0xefd5102aL, 0x71b18589L, 0x06b6b51fL, - 0x9fbfe4a5L, 0xe8b8d433L, 0x7807c9a2L, 0x0f00f934L, 0x9609a88eL, - 0xe10e9818L, 0x7f6a0dbbL, 0x086d3d2dL, 0x91646c97L, 0xe6635c01L, - 0x6b6b51f4L, 0x1c6c6162L, 0x856530d8L, 0xf262004eL, 0x6c0695edL, - 0x1b01a57bL, 0x8208f4c1L, 0xf50fc457L, 0x65b0d9c6L, 0x12b7e950L, - 0x8bbeb8eaL, 0xfcb9887cL, 0x62dd1ddfL, 0x15da2d49L, 0x8cd37cf3L, - 0xfbd44c65L, 0x4db26158L, 0x3ab551ceL, 0xa3bc0074L, 0xd4bb30e2L, - 0x4adfa541L, 0x3dd895d7L, 0xa4d1c46dL, 0xd3d6f4fbL, 0x4369e96aL, - 0x346ed9fcL, 0xad678846L, 0xda60b8d0L, 0x44042d73L, 0x33031de5L, - 0xaa0a4c5fL, 0xdd0d7cc9L, 0x5005713cL, 0x270241aaL, 0xbe0b1010L, - 0xc90c2086L, 0x5768b525L, 0x206f85b3L, 0xb966d409L, 0xce61e49fL, - 0x5edef90eL, 0x29d9c998L, 0xb0d09822L, 0xc7d7a8b4L, 0x59b33d17L, - 0x2eb40d81L, 0xb7bd5c3bL, 0xc0ba6cadL, 0xedb88320L, 0x9abfb3b6L, - 0x03b6e20cL, 0x74b1d29aL, 0xead54739L, 0x9dd277afL, 0x04db2615L, - 0x73dc1683L, 0xe3630b12L, 0x94643b84L, 0x0d6d6a3eL, 0x7a6a5aa8L, - 0xe40ecf0bL, 0x9309ff9dL, 0x0a00ae27L, 0x7d079eb1L, 0xf00f9344L, - 0x8708a3d2L, 0x1e01f268L, 0x6906c2feL, 0xf762575dL, 0x806567cbL, - 0x196c3671L, 0x6e6b06e7L, 0xfed41b76L, 0x89d32be0L, 0x10da7a5aL, - 0x67dd4accL, 0xf9b9df6fL, 0x8ebeeff9L, 0x17b7be43L, 0x60b08ed5L, - 0xd6d6a3e8L, 0xa1d1937eL, 0x38d8c2c4L, 0x4fdff252L, 0xd1bb67f1L, - 0xa6bc5767L, 0x3fb506ddL, 0x48b2364bL, 0xd80d2bdaL, 0xaf0a1b4cL, - 0x36034af6L, 0x41047a60L, 0xdf60efc3L, 0xa867df55L, 0x316e8eefL, - 0x4669be79L, 0xcb61b38cL, 0xbc66831aL, 0x256fd2a0L, 0x5268e236L, - 0xcc0c7795L, 0xbb0b4703L, 0x220216b9L, 0x5505262fL, 0xc5ba3bbeL, - 0xb2bd0b28L, 0x2bb45a92L, 0x5cb36a04L, 0xc2d7ffa7L, 0xb5d0cf31L, - 0x2cd99e8bL, 0x5bdeae1dL, 0x9b64c2b0L, 0xec63f226L, 0x756aa39cL, - 0x026d930aL, 0x9c0906a9L, 0xeb0e363fL, 0x72076785L, 0x05005713L, - 0x95bf4a82L, 0xe2b87a14L, 0x7bb12baeL, 0x0cb61b38L, 0x92d28e9bL, - 0xe5d5be0dL, 0x7cdcefb7L, 0x0bdbdf21L, 0x86d3d2d4L, 0xf1d4e242L, - 0x68ddb3f8L, 0x1fda836eL, 0x81be16cdL, 0xf6b9265bL, 0x6fb077e1L, - 0x18b74777L, 0x88085ae6L, 0xff0f6a70L, 0x66063bcaL, 0x11010b5cL, - 0x8f659effL, 0xf862ae69L, 0x616bffd3L, 0x166ccf45L, 0xa00ae278L, - 0xd70dd2eeL, 0x4e048354L, 0x3903b3c2L, 0xa7672661L, 0xd06016f7L, - 0x4969474dL, 0x3e6e77dbL, 0xaed16a4aL, 0xd9d65adcL, 0x40df0b66L, - 0x37d83bf0L, 0xa9bcae53L, 0xdebb9ec5L, 0x47b2cf7fL, 0x30b5ffe9L, - 0xbdbdf21cL, 0xcabac28aL, 0x53b39330L, 0x24b4a3a6L, 0xbad03605L, - 0xcdd70693L, 0x54de5729L, 0x23d967bfL, 0xb3667a2eL, 0xc4614ab8L, - 0x5d681b02L, 0x2a6f2b94L, 0xb40bbe37L, 0xc30c8ea1L, 0x5a05df1bL, - 0x2d02ef8dL -}; diff --git a/package/mtd/src/crc32.h b/package/mtd/src/crc32.h deleted file mode 100644 index 68f8ee4feb..0000000000 --- a/package/mtd/src/crc32.h +++ /dev/null @@ -1,26 +0,0 @@ -#ifndef CRC32_H -#define CRC32_H - -#include <stdint.h> - -extern const uint32_t crc32_table[256]; - -/* Return a 32-bit CRC of the contents of the buffer. */ - -static inline uint32_t -crc32(uint32_t val, const void *ss, int len) -{ - const unsigned char *s = ss; - while (--len >= 0) - val = crc32_table[(val ^ *s++) & 0xff] ^ (val >> 8); - return val; -} - -static inline unsigned int crc32buf(char *buf, size_t len) -{ - return crc32(0xFFFFFFFF, buf, len); -} - - - -#endif diff --git a/package/mtd/src/fis.c b/package/mtd/src/fis.c deleted file mode 100644 index f825f590c9..0000000000 --- a/package/mtd/src/fis.c +++ /dev/null @@ -1,262 +0,0 @@ -/* - * FIS table updating code for mtd - * - * Copyright (C) 2009 Felix Fietkau <nbd@openwrt.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License v2 - * as published by the Free Software Foundation. - * - * 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. - */ -#include <sys/mman.h> -#include <stdint.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> -#include <stdio.h> -#include "crc32.h" -#include "mtd.h" -#include "fis.h" - -struct fis_image_hdr { - unsigned char name[16]; - uint32_t flash_base; - uint32_t mem_base; - uint32_t size; - uint32_t entry_point; - uint32_t data_length; -} __attribute__((packed)); - -struct fis_image_crc { - uint32_t desc; - uint32_t file; -} __attribute__((packed)); - -struct fis_image_desc { - struct fis_image_hdr hdr; - char _pad[256 - sizeof(struct fis_image_hdr) - sizeof(struct fis_image_crc)]; - struct fis_image_crc crc; -} __attribute__((packed)); - -static int fis_fd = -1; -static struct fis_image_desc *fis_desc; -static int fis_erasesize = 0; - -static void -fis_close(void) -{ - if (fis_desc) - munmap(fis_desc, fis_erasesize); - - if (fis_fd >= 0) - close(fis_fd); - - fis_fd = -1; - fis_desc = NULL; -} - -static struct fis_image_desc * -fis_open(void) -{ - struct fis_image_desc *desc; - - if (fis_fd >= 0) - fis_close(); - - fis_fd = mtd_check_open("FIS directory"); - if (fis_fd < 0) - goto error; - - close(fis_fd); - fis_fd = mtd_open("FIS directory", true); - if (fis_fd < 0) - goto error; - - fis_erasesize = erasesize; - desc = mmap(NULL, erasesize, PROT_READ|PROT_WRITE, MAP_SHARED|MAP_LOCKED, fis_fd, 0); - if (desc == MAP_FAILED) - goto error; - - fis_desc = desc; - return desc; - -error: - fis_close(); - return NULL; -} - -int -fis_validate(struct fis_part *old, int n_old, struct fis_part *new, int n_new) -{ - struct fis_image_desc *desc; - void *end; - int found = 0; - int i; - - desc = fis_open(); - if (!desc) - return -1; - - for (i = 0; i < n_new - 1; i++) { - if (!new[i].size) { - fprintf(stderr, "FIS error: only the last partition can detect the size automatically\n"); - i = -1; - goto done; - } - } - - end = desc; - end = (char *) end + fis_erasesize; - while ((void *) desc < end) { - if (!desc->hdr.name[0] || (desc->hdr.name[0] == 0xff)) - break; - - for (i = 0; i < n_old; i++) { - if (!strncmp((char *) desc->hdr.name, (char *) old[i].name, sizeof(desc->hdr.name))) { - found++; - goto next; - } - } -next: - desc++; - continue; - } - - if (found == n_old) - i = 1; - else - i = -1; - -done: - fis_close(); - return i; -} - -int -fis_remap(struct fis_part *old, int n_old, struct fis_part *new, int n_new) -{ - struct fis_image_desc *fisdir = NULL; - struct fis_image_desc *redboot = NULL; - struct fis_image_desc *first = NULL; - struct fis_image_desc *last = NULL; - struct fis_image_desc *first_fb = NULL; - struct fis_image_desc *last_fb = NULL; - struct fis_image_desc *desc; - struct fis_part *part; - uint32_t offset = 0, size = 0; - char *start, *end, *tmp; - int i; - - desc = fis_open(); - if (!desc) - return -1; - - if (!quiet) - fprintf(stderr, "Updating FIS table... \n"); - - start = (char *) desc; - end = (char *) desc + fis_erasesize; - while ((char *) desc < end) { - if (!desc->hdr.name[0] || (desc->hdr.name[0] == 0xff)) - break; - - if (!strcmp((char *) desc->hdr.name, "FIS directory")) - fisdir = desc; - - if (!strcmp((char *) desc->hdr.name, "RedBoot")) - redboot = desc; - - /* update max offset */ - if (offset < desc->hdr.flash_base) - offset = desc->hdr.flash_base; - - for (i = 0; i < n_old; i++) { - if (!strncmp((char *) desc->hdr.name, (char *) old[i].name, sizeof(desc->hdr.name))) { - last = desc; - if (!first) - first = desc; - break; - } - } - desc++; - } - desc--; - - first_fb = first; - last_fb = last; - - if (first_fb->hdr.flash_base > last_fb->hdr.flash_base) { - first_fb = last; - last_fb = first; - } - - /* determine size of available space */ - desc = (struct fis_image_desc *) start; - while ((char *) desc < end) { - if (!desc->hdr.name[0] || (desc->hdr.name[0] == 0xff)) - break; - - if (desc->hdr.flash_base > last_fb->hdr.flash_base && - desc->hdr.flash_base < offset) - offset = desc->hdr.flash_base; - - desc++; - } - desc--; - - size = offset - first_fb->hdr.flash_base; - -#ifdef notyet - desc = first - 1; - if (redboot && (desc >= redboot)) { - if (first->hdr.flash_base - desc->hdr.size > desc->hdr.flash_base) { - int delta = first->hdr.flash_base - desc->hdr.size - desc->hdr.flash_base; - - offset -= delta; - size += delta; - } - } -#endif - - last++; - desc = first + n_new; - offset = first_fb->hdr.flash_base; - - if (desc != last) { - if (desc > last) - tmp = (char *) desc; - else - tmp = (char *) last; - - memmove(desc, last, end - tmp); - if (desc < last) { - tmp = end - (last - desc) * sizeof(struct fis_image_desc); - memset(tmp, 0xff, tmp - end); - } - } - - for (part = new, desc = first; desc < first + n_new; desc++, part++) { - memset(desc, 0, sizeof(struct fis_image_desc)); - memcpy(desc->hdr.name, part->name, sizeof(desc->hdr.name)); - desc->crc.desc = 0; - desc->crc.file = 0; - - desc->hdr.flash_base = offset; - desc->hdr.mem_base = part->loadaddr; - desc->hdr.entry_point = part->loadaddr; - desc->hdr.size = (part->size > 0) ? part->size : size; - desc->hdr.data_length = desc->hdr.size; - - offset += desc->hdr.size; - size -= desc->hdr.size; - } - - msync(fis_desc, fis_erasesize, MS_SYNC|MS_INVALIDATE); - fis_close(); - - return 0; -} diff --git a/package/mtd/src/fis.h b/package/mtd/src/fis.h deleted file mode 100644 index bdf1103d8a..0000000000 --- a/package/mtd/src/fis.h +++ /dev/null @@ -1,14 +0,0 @@ -#ifndef __FIS_H -#define __FIS_H - -struct fis_part { - unsigned char name[16]; - uint32_t offset; - uint32_t loadaddr; - uint32_t size; -}; - -int fis_validate(struct fis_part *old, int n_old, struct fis_part *new, int n_new); -int fis_remap(struct fis_part *old, int n_old, struct fis_part *new, int n_new); - -#endif diff --git a/package/mtd/src/imagetag.c b/package/mtd/src/imagetag.c deleted file mode 100644 index a53c17a703..0000000000 --- a/package/mtd/src/imagetag.c +++ /dev/null @@ -1,316 +0,0 @@ -/* - * imagetag.c - * - * Copyright (C) 2005 Mike Baker - * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org> - * Copyrigth (C) 2010 Daniel Dickinson <openwrt@cshore.neomailbox.net> - * - * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <stddef.h> -#include <unistd.h> -#include <fcntl.h> -#include <sys/mman.h> -#include <sys/stat.h> -#include <string.h> -#include <errno.h> - -#include <sys/ioctl.h> -#include <mtd/mtd-user.h> -#include <linux/bcm963xx_tag.h> - -#include "mtd.h" -#include "crc32.h" - -ssize_t pread(int fd, void *buf, size_t count, off_t offset); -ssize_t pwrite(int fd, const void *buf, size_t count, off_t offset); - -#define CRC_START 0xFFFFFFFF - -static uint32_t strntoul(char *str, char **endptr, int base, size_t len) { - char *newstr; - uint32_t res = 0; - - newstr = calloc(len + 1, sizeof(char)); - if (newstr) { - strncpy(newstr, str, len); - res = strtoul(newstr, endptr, base); - free(newstr); - } - return res; -} - -uint32_t compute_crc32(uint32_t crc, off_t start, size_t compute_len, int fd) -{ - uint8_t readbuf[1024]; - ssize_t res; - off_t offset = start; - - /* Read a buffer's worth of bytes */ - while (fd && (compute_len >= sizeof(readbuf))) { - res = pread(fd, readbuf, sizeof(readbuf), offset); - crc = crc32(crc, readbuf, res); - compute_len = compute_len - res; - offset += res; - } - - /* Less than buffer-size bytes remains, read compute_len bytes */ - if (fd && (compute_len > 0)) { - res = pread(fd, readbuf, compute_len, offset); - crc = crc32(crc, readbuf, res); - } - - return crc; -} - -int -trx_fixup(int fd, const char *name) -{ - struct mtd_info_user mtdInfo; - unsigned long len; - void *ptr, *scan; - int bfd; - struct bcm_tag *tag; - ssize_t res; - uint32_t cfelen, imagelen, imagestart, rootfslen; - uint32_t imagecrc, rootfscrc, headercrc; - uint32_t offset = 0; - cfelen = imagelen = imagestart = imagecrc = rootfscrc = headercrc = rootfslen = 0; - - - if (ioctl(fd, MEMGETINFO, &mtdInfo) < 0) { - fprintf(stderr, "Failed to get mtd info\n"); - goto err; - } - - len = mtdInfo.size; - if (mtdInfo.size <= 0) { - fprintf(stderr, "Invalid MTD device size\n"); - goto err; - } - - bfd = mtd_open(name, true); - ptr = mmap(NULL, len, PROT_READ|PROT_WRITE, MAP_SHARED, bfd, 0); - if (!ptr || (ptr == (void *) -1)) { - perror("mmap"); - goto err1; - } - - tag = (struct bcm_tag *) (ptr); - - cfelen = strntoul(&tag->cfe_length[0], NULL, 10, IMAGE_LEN); - if (cfelen) { - fprintf(stderr, "Non-zero CFE length. This is currently unsupported.\n"); - exit(1); - } - - headercrc = compute_crc32(CRC_START, offset, offsetof(struct bcm_tag, header_crc), fd); - if (headercrc != *(uint32_t *)(&tag->header_crc)) { - fprintf(stderr, "Tag verify failed. This may not be a valid image.\n"); - exit(1); - } - - sprintf(&tag->root_length[0], "%u", 0); - strncpy(&tag->total_length[0], &tag->kernel_length[0], IMAGE_LEN); - - imagestart = sizeof(tag); - memcpy(&tag->image_crc, &tag->kernel_crc, sizeof(uint32_t)); - memcpy(&tag->fskernel_crc, &tag->kernel_crc, sizeof(uint32_t)); - rootfscrc = CRC_START; - memcpy(&tag->rootfs_crc, &rootfscrc, sizeof(uint32_t)); - headercrc = crc32(CRC_START, tag, offsetof(struct bcm_tag, header_crc)); - memcpy(&tag->header_crc, &headercrc, sizeof(uint32_t)); - - msync(ptr, sizeof(struct bcm_tag), MS_SYNC|MS_INVALIDATE); - munmap(ptr, len); - close(bfd); - return 0; - -err1: - close(bfd); -err: - fprintf(stderr, "Error fixing up imagetag header\n"); - return -1; -} - - -int -trx_check(int imagefd, const char *mtd, char *buf, int *len) -{ - struct bcm_tag *tag = (const struct bcm_tag *) buf; - int fd; - uint32_t headerCRC; - uint32_t imageLen; - - if (strcmp(mtd, "linux") != 0) - return 1; - - *len = read(imagefd, buf, sizeof(struct bcm_tag)); - if (*len < sizeof(struct bcm_tag)) { - fprintf(stdout, "Could not get image header, file too small (%d bytes)\n", *len); - return 0; - } - headerCRC = crc32buf(buf, offsetof(struct bcm_tag, header_crc)); - if (*(uint32_t *)(&tag->header_crc) != headerCRC) { - - if (quiet < 2) { - fprintf(stderr, "Bad header CRC got %08x, calculated %08x\n", - *(uint32_t *)(&tag->header_crc), headerCRC); - fprintf(stderr, "This is not the correct file format; refusing to flash.\n" - "Please specify the correct file or use -f to force.\n"); - } - return 0; - } - - /* check if image fits to mtd device */ - fd = mtd_check_open(mtd); - if(fd < 0) { - fprintf(stderr, "Could not open mtd device: %s\n", mtd); - exit(1); - } - - imageLen = strntoul(&tag->total_length[0], NULL, 10, IMAGE_LEN); - - if(mtdsize < imageLen) { - fprintf(stderr, "Image too big for partition: %s\n", mtd); - close(fd); - return 0; - } - - close(fd); - return 1; -} - -int -mtd_fixtrx(const char *mtd, size_t offset) -{ - int fd; - struct bcm_tag *tag; - char *buf; - ssize_t res; - size_t block_offset; - uint32_t cfelen, imagelen, imagestart, rootfslen; - uint32_t imagecrc, rootfscrc, headercrc; - cfelen = imagelen = imagestart = imagecrc = rootfscrc = headercrc = rootfslen = 0; - - if (quiet < 2) - fprintf(stderr, "Trying to fix trx header in %s at 0x%x...\n", mtd, offset); - - block_offset = offset & ~(erasesize - 1); - offset -= block_offset; - - fd = mtd_check_open(mtd); - if(fd < 0) { - fprintf(stderr, "Could not open mtd device: %s\n", mtd); - exit(1); - } - - if (block_offset + erasesize > mtdsize) { - fprintf(stderr, "Offset too large, device size 0x%x\n", mtdsize); - exit(1); - } - - buf = malloc(erasesize); - if (!buf) { - perror("malloc"); - exit(1); - } - - res = pread(fd, buf, erasesize, block_offset); - if (res != erasesize) { - perror("pread"); - exit(1); - } - - tag = (struct bcm_tag *) (buf + offset); - - cfelen = strntoul(tag->cfe_length, NULL, 10, IMAGE_LEN); - if (cfelen) { - fprintf(stderr, "Non-zero CFE length. This is currently unsupported.\n"); - exit(1); - } - - if (quiet < 2) { - fprintf(stderr, "Verifying we actually have an imagetag.\n"); - } - - headercrc = compute_crc32(CRC_START, offset, offsetof(struct bcm_tag, header_crc), fd); - if (headercrc != *(uint32_t *)(&tag->header_crc)) { - fprintf(stderr, "Tag verify failed. This may not be a valid image.\n"); - exit(1); - } - - if (quiet < 2) { - fprintf(stderr, "Checking current fixed status.\n"); - } - - rootfslen = strntoul(&tag->root_length[0], NULL, 10, IMAGE_LEN); - if (rootfslen == 0) { - if (quiet < 2) - fprintf(stderr, "Header already fixed, exiting\n"); - close(fd); - return 0; - } - - if (quiet < 2) { - fprintf(stderr, "Setting root length to 0.\n"); - } - - sprintf(&tag->root_length[0], "%u", 0); - strncpy(&tag->total_length[0], &tag->kernel_length[0], IMAGE_LEN); - - if (quiet < 2) { - fprintf(stderr, "Recalculating CRCs.\n"); - } - - imagestart = sizeof(tag); - memcpy(&tag->image_crc, &tag->kernel_crc, sizeof(uint32_t)); - memcpy(&tag->fskernel_crc, &tag->kernel_crc, sizeof(uint32_t)); - rootfscrc = CRC_START; - memcpy(&tag->rootfs_crc, &rootfscrc, sizeof(uint32_t)); - headercrc = crc32(CRC_START, tag, offsetof(struct bcm_tag, header_crc)); - memcpy(&tag->header_crc, &headercrc, sizeof(uint32_t)); - - if (quiet < 2) { - fprintf(stderr, "Erasing imagetag block\n"); - } - - if (mtd_erase_block(fd, block_offset)) { - fprintf(stderr, "Can't erase block at 0x%x (%s)\n", block_offset, strerror(errno)); - exit(1); - } - - if (quiet < 2) { - fprintf(stderr, "New image crc32: 0x%x, rewriting block\n", - *(uint32_t *)(&tag->image_crc)); - fprintf(stderr, "New header crc32: 0x%x, rewriting block\n", headercrc); - } - - if (pwrite(fd, buf, erasesize, block_offset) != erasesize) { - fprintf(stderr, "Error writing block (%s)\n", strerror(errno)); - exit(1); - } - - if (quiet < 2) - fprintf(stderr, "Done.\n"); - - close (fd); - sync(); - return 0; - -} diff --git a/package/mtd/src/jffs2.c b/package/mtd/src/jffs2.c deleted file mode 100644 index 2a83bd47f4..0000000000 --- a/package/mtd/src/jffs2.c +++ /dev/null @@ -1,357 +0,0 @@ -/* - * jffs2 on-disk structure generator for mtd - * - * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License v2 - * as published by the Free Software Foundation. - * - * 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. - * Based on: - * JFFS2 -- Journalling Flash File System, Version 2. - * Copyright © 2001-2007 Red Hat, Inc. - * Created by David Woodhouse <dwmw2@infradead.org> - */ -#include <sys/types.h> -#include <sys/stat.h> -#include <stdint.h> -#include <stdio.h> -#include <fcntl.h> -#include <stdlib.h> -#include <string.h> -#include <dirent.h> -#include <unistd.h> -#include <endian.h> -#include "jffs2.h" -#include "crc32.h" -#include "mtd.h" - -#define PAD(x) (((x)+3)&~3) - -#if BYTE_ORDER == BIG_ENDIAN -# define CLEANMARKER "\x19\x85\x20\x03\x00\x00\x00\x0c\xf0\x60\xdc\x98" -#else -# define CLEANMARKER "\x85\x19\x03\x20\x0c\x00\x00\x00\xb1\xb0\x1e\xe4" -#endif - -static int last_ino = 0; -static int last_version = 0; -static char *buf = NULL; -static int ofs = 0; -static int outfd = -1; -static int mtdofs = 0; -static int target_ino = 0; - -static void prep_eraseblock(void); - -static void pad(int size) -{ - if ((ofs % size == 0) && (ofs < erasesize)) - return; - - if (ofs < erasesize) { - memset(buf + ofs, 0xff, (size - (ofs % size))); - ofs += (size - (ofs % size)); - } - ofs = ofs % erasesize; - if (ofs == 0) { - mtd_erase_block(outfd, mtdofs); - write(outfd, buf, erasesize); - mtdofs += erasesize; - } -} - -static inline int rbytes(void) -{ - return erasesize - (ofs % erasesize); -} - -static inline void add_data(char *ptr, int len) -{ - if (ofs + len > erasesize) { - pad(erasesize); - prep_eraseblock(); - } - memcpy(buf + ofs, ptr, len); - ofs += len; -} - -static void prep_eraseblock(void) -{ - if (ofs > 0) - return; - - add_data(CLEANMARKER, sizeof(CLEANMARKER) - 1); -} - -static int add_dirent(const char *name, const char type, int parent) -{ - struct jffs2_raw_dirent *de; - - if (ofs - erasesize < sizeof(struct jffs2_raw_dirent) + strlen(name)) - pad(erasesize); - - prep_eraseblock(); - last_ino++; - memset(buf + ofs, 0, sizeof(struct jffs2_raw_dirent)); - de = (struct jffs2_raw_dirent *) (buf + ofs); - - de->magic = JFFS2_MAGIC_BITMASK; - de->nodetype = JFFS2_NODETYPE_DIRENT; - de->type = type; - de->name_crc = crc32(0, name, strlen(name)); - de->ino = last_ino++; - de->pino = parent; - de->totlen = sizeof(*de) + strlen(name); - de->hdr_crc = crc32(0, (void *) de, sizeof(struct jffs2_unknown_node) - 4); - de->version = last_version++; - de->mctime = 0; - de->nsize = strlen(name); - de->node_crc = crc32(0, (void *) de, sizeof(*de) - 8); - memcpy(de->name, name, strlen(name)); - - ofs += sizeof(struct jffs2_raw_dirent) + de->nsize; - pad(4); - - return de->ino; -} - -static int add_dir(const char *name, int parent) -{ - struct jffs2_raw_inode ri; - int inode; - - inode = add_dirent(name, IFTODT(S_IFDIR), parent); - - if (rbytes() < sizeof(ri)) - pad(erasesize); - prep_eraseblock(); - - memset(&ri, 0, sizeof(ri)); - ri.magic = JFFS2_MAGIC_BITMASK; - ri.nodetype = JFFS2_NODETYPE_INODE; - ri.totlen = sizeof(ri); - ri.hdr_crc = crc32(0, &ri, sizeof(struct jffs2_unknown_node) - 4); - - ri.ino = inode; - ri.mode = S_IFDIR | 0755; - ri.uid = ri.gid = 0; - ri.atime = ri.ctime = ri.mtime = 0; - ri.isize = ri.csize = ri.dsize = 0; - ri.version = 1; - ri.node_crc = crc32(0, &ri, sizeof(ri) - 8); - ri.data_crc = 0; - - add_data((char *) &ri, sizeof(ri)); - pad(4); - return inode; -} - -static void add_file(const char *name, int parent) -{ - int inode, f_offset = 0, fd; - struct jffs2_raw_inode ri; - struct stat st; - char wbuf[4096]; - const char *fname; - - if (stat(name, &st)) { - fprintf(stderr, "File %s does not exist\n", name); - return; - } - - fname = strrchr(name, '/'); - if (fname) - fname++; - else - fname = name; - - inode = add_dirent(fname, IFTODT(S_IFREG), parent); - memset(&ri, 0, sizeof(ri)); - ri.magic = JFFS2_MAGIC_BITMASK; - ri.nodetype = JFFS2_NODETYPE_INODE; - - ri.ino = inode; - ri.mode = st.st_mode; - ri.uid = ri.gid = 0; - ri.atime = st.st_atime; - ri.ctime = st.st_ctime; - ri.mtime = st.st_mtime; - ri.isize = st.st_size; - ri.compr = 0; - ri.usercompr = 0; - - fd = open(name, 0); - if (fd < 0) { - fprintf(stderr, "File %s does not exist\n", name); - return; - } - - for (;;) { - int len = 0; - - for (;;) { - len = rbytes() - sizeof(ri); - if (len > 128) - break; - - pad(erasesize); - prep_eraseblock(); - } - - if (len > sizeof(wbuf)) - len = sizeof(wbuf); - - len = read(fd, wbuf, len); - if (len <= 0) - break; - - ri.totlen = sizeof(ri) + len; - ri.hdr_crc = crc32(0, &ri, sizeof(struct jffs2_unknown_node) - 4); - ri.version = ++last_version; - ri.offset = f_offset; - ri.csize = ri.dsize = len; - ri.node_crc = crc32(0, &ri, sizeof(ri) - 8); - ri.data_crc = crc32(0, wbuf, len); - f_offset += len; - add_data((char *) &ri, sizeof(ri)); - add_data(wbuf, len); - pad(4); - prep_eraseblock(); - } - - close(fd); -} - -int mtd_replace_jffs2(const char *mtd, int fd, int ofs, const char *filename) -{ - outfd = fd; - mtdofs = ofs; - - buf = malloc(erasesize); - target_ino = 1; - if (!last_ino) - last_ino = 1; - add_file(filename, target_ino); - pad(erasesize); - - /* add eof marker, pad to eraseblock size and write the data */ - add_data(JFFS2_EOF, sizeof(JFFS2_EOF) - 1); - pad(erasesize); - free(buf); - - return (mtdofs - ofs); -} - -void mtd_parse_jffs2data(const char *buf, const char *dir) -{ - struct jffs2_unknown_node *node = (struct jffs2_unknown_node *) buf; - unsigned int ofs = 0; - - while (ofs < erasesize) { - node = (struct jffs2_unknown_node *) (buf + ofs); - if (node->magic != 0x1985) - break; - - ofs += PAD(node->totlen); - if (node->nodetype == JFFS2_NODETYPE_DIRENT) { - struct jffs2_raw_dirent *de = (struct jffs2_raw_dirent *) node; - - /* is this the right directory name and is it a subdirectory of / */ - if (*dir && (de->pino == 1) && !strncmp((char *) de->name, dir, de->nsize)) - target_ino = de->ino; - - /* store the last inode and version numbers for adding extra files */ - if (last_ino < de->ino) - last_ino = de->ino; - if (last_version < de->version) - last_version = de->version; - } - } -} - -int mtd_write_jffs2(const char *mtd, const char *filename, const char *dir) -{ - int err = -1, fdeof = 0; - - outfd = mtd_check_open(mtd); - if (outfd < 0) - return -1; - - if (quiet < 2) - fprintf(stderr, "Appending %s to jffs2 partition %s\n", filename, mtd); - - buf = malloc(erasesize); - if (!buf) { - fprintf(stderr, "Out of memory!\n"); - goto done; - } - - if (!*dir) - target_ino = 1; - - /* parse the structure of the jffs2 first - * locate the directory that the file is going to be placed in */ - for(;;) { - struct jffs2_unknown_node *node = (struct jffs2_unknown_node *) buf; - - if (read(outfd, buf, erasesize) != erasesize) { - fdeof = 1; - break; - } - mtdofs += erasesize; - - if (node->magic == 0x8519) { - fprintf(stderr, "Error: wrong endianness filesystem\n"); - goto done; - } - - /* assume no magic == end of filesystem - * the filesystem will probably end with be32(0xdeadc0de) */ - if (node->magic != 0x1985) - break; - - mtd_parse_jffs2data(buf, dir); - } - - if (fdeof) { - fprintf(stderr, "Error: No room for additional data\n"); - goto done; - } - - /* jump back one eraseblock */ - mtdofs -= erasesize; - lseek(outfd, mtdofs, SEEK_SET); - - ofs = 0; - - if (!last_ino) - last_ino = 1; - - if (!target_ino) - target_ino = add_dir(dir, 1); - - add_file(filename, target_ino); - pad(erasesize); - - /* add eof marker, pad to eraseblock size and write the data */ - add_data(JFFS2_EOF, sizeof(JFFS2_EOF) - 1); - pad(erasesize); - - err = 0; - - if (trx_fixup) { - trx_fixup(outfd, mtd); - } - -done: - close(outfd); - if (buf) - free(buf); - - return err; -} diff --git a/package/mtd/src/jffs2.h b/package/mtd/src/jffs2.h deleted file mode 100644 index 858e77a017..0000000000 --- a/package/mtd/src/jffs2.h +++ /dev/null @@ -1,216 +0,0 @@ -/* - * JFFS2 -- Journalling Flash File System, Version 2. - * - * Copyright (C) 2001-2003 Red Hat, Inc. - * - * Created by David Woodhouse <dwmw2@infradead.org> - * - * For licensing information, see the file 'LICENCE' in the - * jffs2 directory. - * - * - */ - -#ifndef __LINUX_JFFS2_H__ -#define __LINUX_JFFS2_H__ - -#define JFFS2_SUPER_MAGIC 0x72b6 - -/* You must include something which defines the C99 uintXX_t types. - We don't do it from here because this file is used in too many - different environments. */ - -/* Values we may expect to find in the 'magic' field */ -#define JFFS2_OLD_MAGIC_BITMASK 0x1984 -#define JFFS2_MAGIC_BITMASK 0x1985 -#define KSAMTIB_CIGAM_2SFFJ 0x8519 /* For detecting wrong-endian fs */ -#define JFFS2_EMPTY_BITMASK 0xffff -#define JFFS2_DIRTY_BITMASK 0x0000 - -/* Summary node MAGIC marker */ -#define JFFS2_SUM_MAGIC 0x02851885 - -/* We only allow a single char for length, and 0xFF is empty flash so - we don't want it confused with a real length. Hence max 254. -*/ -#define JFFS2_MAX_NAME_LEN 254 - -/* How small can we sensibly write nodes? */ -#define JFFS2_MIN_DATA_LEN 128 - -#define JFFS2_COMPR_NONE 0x00 -#define JFFS2_COMPR_ZERO 0x01 -#define JFFS2_COMPR_RTIME 0x02 -#define JFFS2_COMPR_RUBINMIPS 0x03 -#define JFFS2_COMPR_COPY 0x04 -#define JFFS2_COMPR_DYNRUBIN 0x05 -#define JFFS2_COMPR_ZLIB 0x06 -/* Compatibility flags. */ -#define JFFS2_COMPAT_MASK 0xc000 /* What do to if an unknown nodetype is found */ -#define JFFS2_NODE_ACCURATE 0x2000 -/* INCOMPAT: Fail to mount the filesystem */ -#define JFFS2_FEATURE_INCOMPAT 0xc000 -/* ROCOMPAT: Mount read-only */ -#define JFFS2_FEATURE_ROCOMPAT 0x8000 -/* RWCOMPAT_COPY: Mount read/write, and copy the node when it's GC'd */ -#define JFFS2_FEATURE_RWCOMPAT_COPY 0x4000 -/* RWCOMPAT_DELETE: Mount read/write, and delete the node when it's GC'd */ -#define JFFS2_FEATURE_RWCOMPAT_DELETE 0x0000 - -#define JFFS2_NODETYPE_DIRENT (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 1) -#define JFFS2_NODETYPE_INODE (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 2) -#define JFFS2_NODETYPE_CLEANMARKER (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 3) -#define JFFS2_NODETYPE_PADDING (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 4) - -#define JFFS2_NODETYPE_SUMMARY (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 6) - -#define JFFS2_NODETYPE_XATTR (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 8) -#define JFFS2_NODETYPE_XREF (JFFS2_FEATURE_INCOMPAT | JFFS2_NODE_ACCURATE | 9) - -/* XATTR Related */ -#define JFFS2_XPREFIX_USER 1 /* for "user." */ -#define JFFS2_XPREFIX_SECURITY 2 /* for "security." */ -#define JFFS2_XPREFIX_ACL_ACCESS 3 /* for "system.posix_acl_access" */ -#define JFFS2_XPREFIX_ACL_DEFAULT 4 /* for "system.posix_acl_default" */ -#define JFFS2_XPREFIX_TRUSTED 5 /* for "trusted.*" */ - -#define JFFS2_ACL_VERSION 0x0001 - -// Maybe later... -//#define JFFS2_NODETYPE_CHECKPOINT (JFFS2_FEATURE_RWCOMPAT_DELETE | JFFS2_NODE_ACCURATE | 3) -//#define JFFS2_NODETYPE_OPTIONS (JFFS2_FEATURE_RWCOMPAT_COPY | JFFS2_NODE_ACCURATE | 4) - - -#define JFFS2_INO_FLAG_PREREAD 1 /* Do read_inode() for this one at - mount time, don't wait for it to - happen later */ -#define JFFS2_INO_FLAG_USERCOMPR 2 /* User has requested a specific - compression type */ - - -/* These can go once we've made sure we've caught all uses without - byteswapping */ - -typedef uint32_t jint32_t; - -typedef uint32_t jmode_t; - -typedef uint16_t jint16_t; - -struct jffs2_unknown_node -{ - /* All start like this */ - jint16_t magic; - jint16_t nodetype; - jint32_t totlen; /* So we can skip over nodes we don't grok */ - jint32_t hdr_crc; -}; - -struct jffs2_raw_dirent -{ - jint16_t magic; - jint16_t nodetype; /* == JFFS2_NODETYPE_DIRENT */ - jint32_t totlen; - jint32_t hdr_crc; - jint32_t pino; - jint32_t version; - jint32_t ino; /* == zero for unlink */ - jint32_t mctime; - uint8_t nsize; - uint8_t type; - uint8_t unused[2]; - jint32_t node_crc; - jint32_t name_crc; - uint8_t name[0]; -}; - -/* The JFFS2 raw inode structure: Used for storage on physical media. */ -/* The uid, gid, atime, mtime and ctime members could be longer, but - are left like this for space efficiency. If and when people decide - they really need them extended, it's simple enough to add support for - a new type of raw node. -*/ -struct jffs2_raw_inode -{ - jint16_t magic; /* A constant magic number. */ - jint16_t nodetype; /* == JFFS2_NODETYPE_INODE */ - jint32_t totlen; /* Total length of this node (inc data, etc.) */ - jint32_t hdr_crc; - jint32_t ino; /* Inode number. */ - jint32_t version; /* Version number. */ - jmode_t mode; /* The file's type or mode. */ - jint16_t uid; /* The file's owner. */ - jint16_t gid; /* The file's group. */ - jint32_t isize; /* Total resultant size of this inode (used for truncations) */ - jint32_t atime; /* Last access time. */ - jint32_t mtime; /* Last modification time. */ - jint32_t ctime; /* Change time. */ - jint32_t offset; /* Where to begin to write. */ - jint32_t csize; /* (Compressed) data size */ - jint32_t dsize; /* Size of the node's data. (after decompression) */ - uint8_t compr; /* Compression algorithm used */ - uint8_t usercompr; /* Compression algorithm requested by the user */ - jint16_t flags; /* See JFFS2_INO_FLAG_* */ - jint32_t data_crc; /* CRC for the (compressed) data. */ - jint32_t node_crc; /* CRC for the raw inode (excluding data) */ - uint8_t data[0]; -}; - -struct jffs2_raw_xattr { - jint16_t magic; - jint16_t nodetype; /* = JFFS2_NODETYPE_XATTR */ - jint32_t totlen; - jint32_t hdr_crc; - jint32_t xid; /* XATTR identifier number */ - jint32_t version; - uint8_t xprefix; - uint8_t name_len; - jint16_t value_len; - jint32_t data_crc; - jint32_t node_crc; - uint8_t data[0]; -} __attribute__((packed)); - -struct jffs2_raw_xref -{ - jint16_t magic; - jint16_t nodetype; /* = JFFS2_NODETYPE_XREF */ - jint32_t totlen; - jint32_t hdr_crc; - jint32_t ino; /* inode number */ - jint32_t xid; /* XATTR identifier number */ - jint32_t xseqno; /* xref sequencial number */ - jint32_t node_crc; -} __attribute__((packed)); - -struct jffs2_raw_summary -{ - jint16_t magic; - jint16_t nodetype; /* = JFFS2_NODETYPE_SUMMARY */ - jint32_t totlen; - jint32_t hdr_crc; - jint32_t sum_num; /* number of sum entries*/ - jint32_t cln_mkr; /* clean marker size, 0 = no cleanmarker */ - jint32_t padded; /* sum of the size of padding nodes */ - jint32_t sum_crc; /* summary information crc */ - jint32_t node_crc; /* node crc */ - jint32_t sum[0]; /* inode summary info */ -}; - -union jffs2_node_union -{ - struct jffs2_raw_inode i; - struct jffs2_raw_dirent d; - struct jffs2_raw_xattr x; - struct jffs2_raw_xref r; - struct jffs2_raw_summary s; - struct jffs2_unknown_node u; -}; - -/* Data payload for device nodes. */ -union jffs2_device_node { - jint16_t old; - jint32_t new; -}; - -#endif /* __LINUX_JFFS2_H__ */ diff --git a/package/mtd/src/md5.c b/package/mtd/src/md5.c deleted file mode 100644 index 2039760383..0000000000 --- a/package/mtd/src/md5.c +++ /dev/null @@ -1,307 +0,0 @@ - - -/* - *********************************************************************** - ** md5.c -- the source code for MD5 routines ** - ** RSA Data Security, Inc. MD5 Message-Digest Algorithm ** - ** Created: 2/17/90 RLR ** - ** Revised: 1/91 SRD,AJ,BSK,JT Reference C ver., 7/10 constant corr. ** - *********************************************************************** - */ - -/* - *********************************************************************** - ** Copyright (C) 1990, RSA Data Security, Inc. All rights reserved. ** - ** ** - ** License to copy and use this software is granted provided that ** - ** it is identified as the "RSA Data Security, Inc. MD5 Message- ** - ** Digest Algorithm" in all material mentioning or referencing this ** - ** software or this function. ** - ** ** - ** License is also granted to make and use derivative works ** - ** provided that such works are identified as "derived from the RSA ** - ** Data Security, Inc. MD5 Message-Digest Algorithm" in all ** - ** material mentioning or referencing the derived work. ** - ** ** - ** RSA Data Security, Inc. makes no representations concerning ** - ** either the merchantability of this software or the suitability ** - ** of this software for any particular purpose. It is provided "as ** - ** is" without express or implied warranty of any kind. ** - ** ** - ** These notices must be retained in any copies of any part of this ** - ** documentation and/or software. ** - *********************************************************************** - */ - -#include <string.h> -#include "md5.h" - -/* - *********************************************************************** - ** Message-digest routines: ** - ** To form the message digest for a message M ** - ** (1) Initialize a context buffer mdContext using MD5_Init ** - ** (2) Call MD5_Update on mdContext and M ** - ** (3) Call MD5_Final on mdContext ** - ** The message digest is now in mdContext->digest[0...15] ** - *********************************************************************** - */ - -/* forward declaration */ -static void Transform (); - -static unsigned char PADDING[64] = { - 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 -}; - -/* F, G, H and I are basic MD5 functions */ -#define F(x, y, z) (((x) & (y)) | ((~x) & (z))) -#define G(x, y, z) (((x) & (z)) | ((y) & (~z))) -#define H(x, y, z) ((x) ^ (y) ^ (z)) -#define I(x, y, z) ((y) ^ ((x) | (~z))) - -/* ROTATE_LEFT rotates x left n bits */ -#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32-(n)))) - -/* FF, GG, HH, and II transformations for rounds 1, 2, 3, and 4 */ -/* Rotation is separate from addition to prevent recomputation */ -#define FF(a, b, c, d, x, s, ac) \ - {(a) += F ((b), (c), (d)) + (x) + (UINT4)(ac); \ - (a) = ROTATE_LEFT ((a), (s)); \ - (a) += (b); \ - } -#define GG(a, b, c, d, x, s, ac) \ - {(a) += G ((b), (c), (d)) + (x) + (UINT4)(ac); \ - (a) = ROTATE_LEFT ((a), (s)); \ - (a) += (b); \ - } -#define HH(a, b, c, d, x, s, ac) \ - {(a) += H ((b), (c), (d)) + (x) + (UINT4)(ac); \ - (a) = ROTATE_LEFT ((a), (s)); \ - (a) += (b); \ - } -#define II(a, b, c, d, x, s, ac) \ - {(a) += I ((b), (c), (d)) + (x) + (UINT4)(ac); \ - (a) = ROTATE_LEFT ((a), (s)); \ - (a) += (b); \ - } - -#ifdef __STDC__ -#define UL(x) x##U -#else -#define UL(x) x -#endif - -/* The routine MD5_Init initializes the message-digest context - mdContext. All fields are set to zero. - */ -void MD5_Init (mdContext) -MD5_CTX *mdContext; -{ - mdContext->i[0] = mdContext->i[1] = (UINT4)0; - - /* Load magic initialization constants. - */ - mdContext->buf[0] = (UINT4)0x67452301; - mdContext->buf[1] = (UINT4)0xefcdab89; - mdContext->buf[2] = (UINT4)0x98badcfe; - mdContext->buf[3] = (UINT4)0x10325476; -} - -/* The routine MD5Update updates the message-digest context to - account for the presence of each of the characters inBuf[0..inLen-1] - in the message whose digest is being computed. - */ -void MD5_Update (mdContext, inBuf, inLen) -MD5_CTX *mdContext; -unsigned char *inBuf; -unsigned int inLen; -{ - UINT4 in[16]; - int mdi; - unsigned int i, ii; - - /* compute number of bytes mod 64 */ - mdi = (int)((mdContext->i[0] >> 3) & 0x3F); - - /* update number of bits */ - if ((mdContext->i[0] + ((UINT4)inLen << 3)) < mdContext->i[0]) - mdContext->i[1]++; - mdContext->i[0] += ((UINT4)inLen << 3); - mdContext->i[1] += ((UINT4)inLen >> 29); - - while (inLen--) { - /* add new character to buffer, increment mdi */ - mdContext->in[mdi++] = *inBuf++; - - /* transform if necessary */ - if (mdi == 0x40) { - for (i = 0, ii = 0; i < 16; i++, ii += 4) - in[i] = (((UINT4)mdContext->in[ii+3]) << 24) | - (((UINT4)mdContext->in[ii+2]) << 16) | - (((UINT4)mdContext->in[ii+1]) << 8) | - ((UINT4)mdContext->in[ii]); - Transform (mdContext->buf, in); - mdi = 0; - } - } -} - -/* The routine MD5Final terminates the message-digest computation and - ends with the desired message digest in mdContext->digest[0...15]. - */ -void MD5_Final (hash, mdContext) -unsigned char hash[]; -MD5_CTX *mdContext; -{ - UINT4 in[16]; - int mdi; - unsigned int i, ii; - unsigned int padLen; - - /* save number of bits */ - in[14] = mdContext->i[0]; - in[15] = mdContext->i[1]; - - /* compute number of bytes mod 64 */ - mdi = (int)((mdContext->i[0] >> 3) & 0x3F); - - /* pad out to 56 mod 64 */ - padLen = (mdi < 56) ? (56 - mdi) : (120 - mdi); - MD5_Update (mdContext, PADDING, padLen); - - /* append length in bits and transform */ - for (i = 0, ii = 0; i < 14; i++, ii += 4) - in[i] = (((UINT4)mdContext->in[ii+3]) << 24) | - (((UINT4)mdContext->in[ii+2]) << 16) | - (((UINT4)mdContext->in[ii+1]) << 8) | - ((UINT4)mdContext->in[ii]); - Transform (mdContext->buf, in); - - /* store buffer in digest */ - for (i = 0, ii = 0; i < 4; i++, ii += 4) { - mdContext->digest[ii] = (unsigned char)(mdContext->buf[i] & 0xFF); - mdContext->digest[ii+1] = - (unsigned char)((mdContext->buf[i] >> 8) & 0xFF); - mdContext->digest[ii+2] = - (unsigned char)((mdContext->buf[i] >> 16) & 0xFF); - mdContext->digest[ii+3] = - (unsigned char)((mdContext->buf[i] >> 24) & 0xFF); - } - memcpy(hash, mdContext->digest, 16); -} - -/* Basic MD5 step. Transforms buf based on in. - */ -static void Transform (buf, in) -UINT4 *buf; -UINT4 *in; -{ - UINT4 a = buf[0], b = buf[1], c = buf[2], d = buf[3]; - - /* Round 1 */ -#define S11 7 -#define S12 12 -#define S13 17 -#define S14 22 - FF ( a, b, c, d, in[ 0], S11, UL(3614090360)); /* 1 */ - FF ( d, a, b, c, in[ 1], S12, UL(3905402710)); /* 2 */ - FF ( c, d, a, b, in[ 2], S13, UL( 606105819)); /* 3 */ - FF ( b, c, d, a, in[ 3], S14, UL(3250441966)); /* 4 */ - FF ( a, b, c, d, in[ 4], S11, UL(4118548399)); /* 5 */ - FF ( d, a, b, c, in[ 5], S12, UL(1200080426)); /* 6 */ - FF ( c, d, a, b, in[ 6], S13, UL(2821735955)); /* 7 */ - FF ( b, c, d, a, in[ 7], S14, UL(4249261313)); /* 8 */ - FF ( a, b, c, d, in[ 8], S11, UL(1770035416)); /* 9 */ - FF ( d, a, b, c, in[ 9], S12, UL(2336552879)); /* 10 */ - FF ( c, d, a, b, in[10], S13, UL(4294925233)); /* 11 */ - FF ( b, c, d, a, in[11], S14, UL(2304563134)); /* 12 */ - FF ( a, b, c, d, in[12], S11, UL(1804603682)); /* 13 */ - FF ( d, a, b, c, in[13], S12, UL(4254626195)); /* 14 */ - FF ( c, d, a, b, in[14], S13, UL(2792965006)); /* 15 */ - FF ( b, c, d, a, in[15], S14, UL(1236535329)); /* 16 */ - - /* Round 2 */ -#define S21 5 -#define S22 9 -#define S23 14 -#define S24 20 - GG ( a, b, c, d, in[ 1], S21, UL(4129170786)); /* 17 */ - GG ( d, a, b, c, in[ 6], S22, UL(3225465664)); /* 18 */ - GG ( c, d, a, b, in[11], S23, UL( 643717713)); /* 19 */ - GG ( b, c, d, a, in[ 0], S24, UL(3921069994)); /* 20 */ - GG ( a, b, c, d, in[ 5], S21, UL(3593408605)); /* 21 */ - GG ( d, a, b, c, in[10], S22, UL( 38016083)); /* 22 */ - GG ( c, d, a, b, in[15], S23, UL(3634488961)); /* 23 */ - GG ( b, c, d, a, in[ 4], S24, UL(3889429448)); /* 24 */ - GG ( a, b, c, d, in[ 9], S21, UL( 568446438)); /* 25 */ - GG ( d, a, b, c, in[14], S22, UL(3275163606)); /* 26 */ - GG ( c, d, a, b, in[ 3], S23, UL(4107603335)); /* 27 */ - GG ( b, c, d, a, in[ 8], S24, UL(1163531501)); /* 28 */ - GG ( a, b, c, d, in[13], S21, UL(2850285829)); /* 29 */ - GG ( d, a, b, c, in[ 2], S22, UL(4243563512)); /* 30 */ - GG ( c, d, a, b, in[ 7], S23, UL(1735328473)); /* 31 */ - GG ( b, c, d, a, in[12], S24, UL(2368359562)); /* 32 */ - - /* Round 3 */ -#define S31 4 -#define S32 11 -#define S33 16 -#define S34 23 - HH ( a, b, c, d, in[ 5], S31, UL(4294588738)); /* 33 */ - HH ( d, a, b, c, in[ 8], S32, UL(2272392833)); /* 34 */ - HH ( c, d, a, b, in[11], S33, UL(1839030562)); /* 35 */ - HH ( b, c, d, a, in[14], S34, UL(4259657740)); /* 36 */ - HH ( a, b, c, d, in[ 1], S31, UL(2763975236)); /* 37 */ - HH ( d, a, b, c, in[ 4], S32, UL(1272893353)); /* 38 */ - HH ( c, d, a, b, in[ 7], S33, UL(4139469664)); /* 39 */ - HH ( b, c, d, a, in[10], S34, UL(3200236656)); /* 40 */ - HH ( a, b, c, d, in[13], S31, UL( 681279174)); /* 41 */ - HH ( d, a, b, c, in[ 0], S32, UL(3936430074)); /* 42 */ - HH ( c, d, a, b, in[ 3], S33, UL(3572445317)); /* 43 */ - HH ( b, c, d, a, in[ 6], S34, UL( 76029189)); /* 44 */ - HH ( a, b, c, d, in[ 9], S31, UL(3654602809)); /* 45 */ - HH ( d, a, b, c, in[12], S32, UL(3873151461)); /* 46 */ - HH ( c, d, a, b, in[15], S33, UL( 530742520)); /* 47 */ - HH ( b, c, d, a, in[ 2], S34, UL(3299628645)); /* 48 */ - - /* Round 4 */ -#define S41 6 -#define S42 10 -#define S43 15 -#define S44 21 - II ( a, b, c, d, in[ 0], S41, UL(4096336452)); /* 49 */ - II ( d, a, b, c, in[ 7], S42, UL(1126891415)); /* 50 */ - II ( c, d, a, b, in[14], S43, UL(2878612391)); /* 51 */ - II ( b, c, d, a, in[ 5], S44, UL(4237533241)); /* 52 */ - II ( a, b, c, d, in[12], S41, UL(1700485571)); /* 53 */ - II ( d, a, b, c, in[ 3], S42, UL(2399980690)); /* 54 */ - II ( c, d, a, b, in[10], S43, UL(4293915773)); /* 55 */ - II ( b, c, d, a, in[ 1], S44, UL(2240044497)); /* 56 */ - II ( a, b, c, d, in[ 8], S41, UL(1873313359)); /* 57 */ - II ( d, a, b, c, in[15], S42, UL(4264355552)); /* 58 */ - II ( c, d, a, b, in[ 6], S43, UL(2734768916)); /* 59 */ - II ( b, c, d, a, in[13], S44, UL(1309151649)); /* 60 */ - II ( a, b, c, d, in[ 4], S41, UL(4149444226)); /* 61 */ - II ( d, a, b, c, in[11], S42, UL(3174756917)); /* 62 */ - II ( c, d, a, b, in[ 2], S43, UL( 718787259)); /* 63 */ - II ( b, c, d, a, in[ 9], S44, UL(3951481745)); /* 64 */ - - buf[0] += a; - buf[1] += b; - buf[2] += c; - buf[3] += d; -} - -/* - *********************************************************************** - ** End of md5.c ** - ******************************** (cut) ******************************** - */ diff --git a/package/mtd/src/md5.h b/package/mtd/src/md5.h deleted file mode 100644 index f7a0c96418..0000000000 --- a/package/mtd/src/md5.h +++ /dev/null @@ -1,65 +0,0 @@ -/* - *********************************************************************** - ** md5.h -- header file for implementation of MD5 ** - ** RSA Data Security, Inc. MD5 Message-Digest Algorithm ** - ** Created: 2/17/90 RLR ** - ** Revised: 12/27/90 SRD,AJ,BSK,JT Reference C version ** - ** Revised (for MD5): RLR 4/27/91 ** - ** -- G modified to have y&~z instead of y&z ** - ** -- FF, GG, HH modified to add in last register done ** - ** -- Access pattern: round 2 works mod 5, round 3 works mod 3 ** - ** -- distinct additive constant for each step ** - ** -- round 4 added, working mod 7 ** - *********************************************************************** - */ - -/* - *********************************************************************** - ** Copyright (C) 1990, RSA Data Security, Inc. All rights reserved. ** - ** ** - ** License to copy and use this software is granted provided that ** - ** it is identified as the "RSA Data Security, Inc. MD5 Message- ** - ** Digest Algorithm" in all material mentioning or referencing this ** - ** software or this function. ** - ** ** - ** License is also granted to make and use derivative works ** - ** provided that such works are identified as "derived from the RSA ** - ** Data Security, Inc. MD5 Message-Digest Algorithm" in all ** - ** material mentioning or referencing the derived work. ** - ** ** - ** RSA Data Security, Inc. makes no representations concerning ** - ** either the merchantability of this software or the suitability ** - ** of this software for any particular purpose. It is provided "as ** - ** is" without express or implied warranty of any kind. ** - ** ** - ** These notices must be retained in any copies of any part of this ** - ** documentation and/or software. ** - *********************************************************************** - */ - -#ifndef __MD5_INCLUDE__ - -/* typedef a 32-bit type */ -#ifdef _LP64 -typedef unsigned int UINT4; -typedef int INT4; -#else -typedef unsigned long UINT4; -typedef long INT4; -#endif -#define _UINT4_T - -/* Data structure for MD5 (Message-Digest) computation */ -typedef struct { - UINT4 i[2]; /* number of _bits_ handled mod 2^64 */ - UINT4 buf[4]; /* scratch buffer */ - unsigned char in[64]; /* input buffer */ - unsigned char digest[16]; /* actual digest after MD5Final call */ -} MD5_CTX; - -void MD5_Init (); -void MD5_Update (); -void MD5_Final (); - -#define __MD5_INCLUDE__ -#endif /* __MD5_INCLUDE__ */ diff --git a/package/mtd/src/mtd.c b/package/mtd/src/mtd.c deleted file mode 100644 index bdbaab51a4..0000000000 --- a/package/mtd/src/mtd.c +++ /dev/null @@ -1,761 +0,0 @@ -/* - * mtd - simple memory technology device manipulation tool - * - * Copyright (C) 2005 Waldemar Brodkorb <wbx@dass-it.de>, - * Copyright (C) 2005-2009 Felix Fietkau <nbd@openwrt.org> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License v2 - * as published by the Free Software Foundation. - * - * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - * - * - * The code is based on the linux-mtd examples. - */ - -#include <limits.h> -#include <unistd.h> -#include <stdlib.h> -#include <stdio.h> -#include <stdint.h> -#include <signal.h> -#include <sys/ioctl.h> -#include <sys/syscall.h> -#include <fcntl.h> -#include <errno.h> -#include <time.h> -#include <string.h> -#include <sys/ioctl.h> -#include <sys/types.h> -#include <sys/param.h> -#include <sys/mount.h> -#include <sys/stat.h> -#include <sys/reboot.h> -#include <linux/reboot.h> -#include <mtd/mtd-user.h> -#include "fis.h" -#include "mtd.h" - -#ifndef MTDREFRESH -#define MTDREFRESH _IO('M', 50) -#endif - -#define MAX_ARGS 8 -#define JFFS2_DEFAULT_DIR "" /* directory name without /, empty means root dir */ - -static char *buf = NULL; -static char *imagefile = NULL; -static char *jffs2file = NULL, *jffs2dir = JFFS2_DEFAULT_DIR; -static int buflen = 0; -int quiet; -int no_erase; -int mtdsize = 0; -int erasesize = 0; - -int mtd_open(const char *mtd, bool block) -{ - FILE *fp; - char dev[PATH_MAX]; - int i; - int ret; - int flags = O_RDWR | O_SYNC; - - if ((fp = fopen("/proc/mtd", "r"))) { - while (fgets(dev, sizeof(dev), fp)) { - if (sscanf(dev, "mtd%d:", &i) && strstr(dev, mtd)) { - snprintf(dev, sizeof(dev), "/dev/mtd%s/%d", (block ? "block" : ""), i); - if ((ret=open(dev, flags))<0) { - snprintf(dev, sizeof(dev), "/dev/mtd%s%d", (block ? "block" : ""), i); - ret=open(dev, flags); - } - fclose(fp); - return ret; - } - } - fclose(fp); - } - - return open(mtd, flags); -} - -int mtd_check_open(const char *mtd) -{ - struct mtd_info_user mtdInfo; - int fd; - - fd = mtd_open(mtd, false); - if(fd < 0) { - fprintf(stderr, "Could not open mtd device: %s\n", mtd); - return -1; - } - - if(ioctl(fd, MEMGETINFO, &mtdInfo)) { - fprintf(stderr, "Could not get MTD device info from %s\n", mtd); - close(fd); - return -1; - } - mtdsize = mtdInfo.size; - erasesize = mtdInfo.erasesize; - - return fd; -} - -int mtd_erase_block(int fd, int offset) -{ - struct erase_info_user mtdEraseInfo; - - mtdEraseInfo.start = offset; - mtdEraseInfo.length = erasesize; - ioctl(fd, MEMUNLOCK, &mtdEraseInfo); - if (ioctl (fd, MEMERASE, &mtdEraseInfo) < 0) - return -1; - - return 0; -} - -int mtd_write_buffer(int fd, const char *buf, int offset, int length) -{ - lseek(fd, offset, SEEK_SET); - write(fd, buf, length); - return 0; -} - - -static int -image_check(int imagefd, const char *mtd) -{ - int ret = 1; - if (trx_check) { - ret = trx_check(imagefd, mtd, buf, &buflen); - } - - return ret; -} - -static int mtd_check(const char *mtd) -{ - char *next = NULL; - char *str = NULL; - int fd; - - if (strchr(mtd, ':')) { - str = strdup(mtd); - mtd = str; - } - - do { - next = strchr(mtd, ':'); - if (next) { - *next = 0; - next++; - } - - fd = mtd_check_open(mtd); - if (fd < 0) - return 0; - - if (!buf) - buf = malloc(erasesize); - - close(fd); - mtd = next; - } while (next); - - if (str) - free(str); - - return 1; -} - -static int -mtd_unlock(const char *mtd) -{ - struct erase_info_user mtdLockInfo; - char *next = NULL; - char *str = NULL; - int fd; - - if (strchr(mtd, ':')) { - str = strdup(mtd); - mtd = str; - } - - do { - next = strchr(mtd, ':'); - if (next) { - *next = 0; - next++; - } - - fd = mtd_check_open(mtd); - if(fd < 0) { - fprintf(stderr, "Could not open mtd device: %s\n", mtd); - exit(1); - } - - if (quiet < 2) - fprintf(stderr, "Unlocking %s ...\n", mtd); - - mtdLockInfo.start = 0; - mtdLockInfo.length = mtdsize; - ioctl(fd, MEMUNLOCK, &mtdLockInfo); - close(fd); - mtd = next; - } while (next); - - if (str) - free(str); - - return 0; -} - -static int -mtd_erase(const char *mtd) -{ - int fd; - struct erase_info_user mtdEraseInfo; - - if (quiet < 2) - fprintf(stderr, "Erasing %s ...\n", mtd); - - fd = mtd_check_open(mtd); - if(fd < 0) { - fprintf(stderr, "Could not open mtd device: %s\n", mtd); - exit(1); - } - - mtdEraseInfo.length = erasesize; - - for (mtdEraseInfo.start = 0; - mtdEraseInfo.start < mtdsize; - mtdEraseInfo.start += erasesize) { - - ioctl(fd, MEMUNLOCK, &mtdEraseInfo); - if(ioctl(fd, MEMERASE, &mtdEraseInfo)) - fprintf(stderr, "Failed to erase block on %s at 0x%x\n", mtd, mtdEraseInfo.start); - } - - close(fd); - return 0; - -} - -static int -mtd_refresh(const char *mtd) -{ - int fd; - - if (quiet < 2) - fprintf(stderr, "Refreshing mtd partition %s ... ", mtd); - - fd = mtd_check_open(mtd); - if(fd < 0) { - fprintf(stderr, "Could not open mtd device: %s\n", mtd); - exit(1); - } - - if (ioctl(fd, MTDREFRESH, NULL)) { - fprintf(stderr, "Failed to refresh the MTD device\n"); - close(fd); - exit(1); - } - close(fd); - - if (quiet < 2) - fprintf(stderr, "\n"); - - return 0; -} - -static void -indicate_writing(const char *mtd) -{ - if (quiet < 2) - fprintf(stderr, "\nWriting from %s to %s ... ", imagefile, mtd); - - if (!quiet) - fprintf(stderr, " [ ]"); -} - -static int -mtd_write(int imagefd, const char *mtd, char *fis_layout, size_t part_offset) -{ - char *next = NULL; - char *str = NULL; - int fd, result; - ssize_t r, w, e; - ssize_t skip = 0; - uint32_t offset = 0; - int jffs2_replaced = 0; - -#ifdef FIS_SUPPORT - static struct fis_part new_parts[MAX_ARGS]; - static struct fis_part old_parts[MAX_ARGS]; - int n_new = 0, n_old = 0; - - if (fis_layout) { - const char *tmp = mtd; - char *word, *brkt; - int ret; - - memset(&old_parts, 0, sizeof(old_parts)); - memset(&new_parts, 0, sizeof(new_parts)); - - do { - next = strchr(tmp, ':'); - if (!next) - next = (char *) tmp + strlen(tmp); - - memcpy(old_parts[n_old].name, tmp, next - tmp); - - n_old++; - tmp = next + 1; - } while(*next); - - for (word = strtok_r(fis_layout, ",", &brkt); - word; - word = strtok_r(NULL, ",", &brkt)) { - - tmp = strtok(word, ":"); - strncpy((char *) new_parts[n_new].name, tmp, sizeof(new_parts[n_new].name) - 1); - - tmp = strtok(NULL, ":"); - if (!tmp) - goto next; - - new_parts[n_new].size = strtoul(tmp, NULL, 0); - - tmp = strtok(NULL, ":"); - if (!tmp) - goto next; - - new_parts[n_new].loadaddr = strtoul(tmp, NULL, 16); -next: - n_new++; - } - ret = fis_validate(old_parts, n_old, new_parts, n_new); - if (ret < 0) { - fprintf(stderr, "Failed to validate the new FIS partition table\n"); - exit(1); - } - if (ret == 0) - fis_layout = NULL; - } -#endif - - if (strchr(mtd, ':')) { - str = strdup(mtd); - mtd = str; - } - - r = 0; - -resume: - next = strchr(mtd, ':'); - if (next) { - *next = 0; - next++; - } - - fd = mtd_check_open(mtd); - if(fd < 0) { - fprintf(stderr, "Could not open mtd device: %s\n", mtd); - exit(1); - } - - if (part_offset > 0) { - fprintf(stderr, "Seeking on mtd device '%s' to: %u\n", mtd, part_offset); - lseek(fd, part_offset, SEEK_SET); - } - - indicate_writing(mtd); - - w = e = 0; - for (;;) { - /* buffer may contain data already (from trx check or last mtd partition write attempt) */ - while (buflen < erasesize) { - r = read(imagefd, buf + buflen, erasesize - buflen); - if (r < 0) { - if ((errno == EINTR) || (errno == EAGAIN)) - continue; - else { - perror("read"); - break; - } - } - - if (r == 0) - break; - - buflen += r; - } - - if (buflen == 0) - break; - - if (skip > 0) { - skip -= buflen; - buflen = 0; - if (skip <= 0) - indicate_writing(mtd); - - continue; - } - - if (jffs2file) { - if (memcmp(buf, JFFS2_EOF, sizeof(JFFS2_EOF) - 1) == 0) { - if (!quiet) - fprintf(stderr, "\b\b\b "); - if (quiet < 2) - fprintf(stderr, "\nAppending jffs2 data from %s to %s...", jffs2file, mtd); - /* got an EOF marker - this is the place to add some jffs2 data */ - skip = mtd_replace_jffs2(mtd, fd, e, jffs2file); - jffs2_replaced = 1; - - /* don't add it again */ - jffs2file = NULL; - - w += skip; - e += skip; - skip -= buflen; - buflen = 0; - offset = 0; - continue; - } - /* no EOF marker, make sure we figure out the last inode number - * before appending some data */ - mtd_parse_jffs2data(buf, jffs2dir); - } - - /* need to erase the next block before writing data to it */ - if(!no_erase) - { - while (w + buflen > e) { - if (!quiet) - fprintf(stderr, "\b\b\b[e]"); - - - if (mtd_erase_block(fd, e) < 0) { - if (next) { - if (w < e) { - write(fd, buf + offset, e - w); - offset = e - w; - } - w = 0; - e = 0; - close(fd); - mtd = next; - fprintf(stderr, "\b\b\b \n"); - goto resume; - } else { - fprintf(stderr, "Failed to erase block\n"); - exit(1); - } - } - - /* erase the chunk */ - e += erasesize; - } - } - - if (!quiet) - fprintf(stderr, "\b\b\b[w]"); - - if ((result = write(fd, buf + offset, buflen)) < buflen) { - if (result < 0) { - fprintf(stderr, "Error writing image.\n"); - exit(1); - } else { - fprintf(stderr, "Insufficient space.\n"); - exit(1); - } - } - w += buflen; - - buflen = 0; - offset = 0; - } - - if (jffs2_replaced && trx_fixup) { - trx_fixup(fd, mtd); - } - - if (!quiet) - fprintf(stderr, "\b\b\b\b "); - -done: - if (quiet < 2) - fprintf(stderr, "\n"); - -#ifdef FIS_SUPPORT - if (fis_layout) { - if (fis_remap(old_parts, n_old, new_parts, n_new) < 0) - fprintf(stderr, "Failed to update the FIS partition table\n"); - } -#endif - - close(fd); - return 0; -} - -static void usage(void) -{ - fprintf(stderr, "Usage: mtd [<options> ...] <command> [<arguments> ...] <device>[:<device>...]\n\n" - "The device is in the format of mtdX (eg: mtd4) or its label.\n" - "mtd recognizes these commands:\n" - " unlock unlock the device\n" - " refresh refresh mtd partition\n" - " erase erase all data on device\n" - " write <imagefile>|- write <imagefile> (use - for stdin) to device\n" - " jffs2write <file> append <file> to the jffs2 partition on the device\n"); - if (mtd_fixtrx) { - fprintf(stderr, - " fixtrx fix the checksum in a trx header on first boot\n"); - } - if (mtd_fixseama) { - fprintf(stderr, - " fixseama fix the checksum in a seama header on first boot\n"); - } - fprintf(stderr, - "Following options are available:\n" - " -q quiet mode (once: no [w] on writing,\n" - " twice: no status messages)\n" - " -n write without first erasing the blocks\n" - " -r reboot after successful command\n" - " -f force write without trx checks\n" - " -e <device> erase <device> before executing the command\n" - " -d <name> directory for jffs2write, defaults to \"tmp\"\n" - " -j <name> integrate <file> into jffs2 data when writing an image\n" - " -p write beginning at partition offset\n"); - if (mtd_fixtrx) { - fprintf(stderr, - " -o offset offset of the image header in the partition(for fixtrx)\n"); - } - fprintf(stderr, -#ifdef FIS_SUPPORT - " -F <part>[:<size>[:<entrypoint>]][,<part>...]\n" - " alter the fis partition table to create new partitions replacing\n" - " the partitions provided as argument to the write command\n" - " (only valid together with the write command)\n" -#endif - "\n" - "Example: To write linux.trx to mtd4 labeled as linux and reboot afterwards\n" - " mtd -r write linux.trx linux\n\n"); - exit(1); -} - -static void do_reboot(void) -{ - fprintf(stderr, "Rebooting ...\n"); - fflush(stderr); - - /* try regular reboot method first */ - system("/sbin/reboot"); - sleep(2); - - /* if we're still alive at this point, force the kernel to reboot */ - syscall(SYS_reboot,LINUX_REBOOT_MAGIC1,LINUX_REBOOT_MAGIC2,LINUX_REBOOT_CMD_RESTART,NULL); -} - -int main (int argc, char **argv) -{ - int ch, i, boot, imagefd = 0, force, unlocked; - char *erase[MAX_ARGS], *device = NULL; - char *fis_layout = NULL; - size_t offset = 0, part_offset = 0; - enum { - CMD_ERASE, - CMD_WRITE, - CMD_UNLOCK, - CMD_REFRESH, - CMD_JFFS2WRITE, - CMD_FIXTRX, - CMD_FIXSEAMA, - } cmd = -1; - - erase[0] = NULL; - boot = 0; - force = 0; - buflen = 0; - quiet = 0; - no_erase = 0; - - while ((ch = getopt(argc, argv, -#ifdef FIS_SUPPORT - "F:" -#endif - "frnqe:d:j:p:o:")) != -1) - switch (ch) { - case 'f': - force = 1; - break; - case 'r': - boot = 1; - break; - case 'n': - no_erase = 1; - break; - case 'j': - jffs2file = optarg; - break; - case 'q': - quiet++; - break; - case 'e': - i = 0; - while ((erase[i] != NULL) && ((i + 1) < MAX_ARGS)) - i++; - - erase[i++] = optarg; - erase[i] = NULL; - break; - case 'd': - jffs2dir = optarg; - break; - case 'p': - errno = 0; - part_offset = strtoul(optarg, 0, 0); - if (errno) { - fprintf(stderr, "-p: illegal numeric string\n"); - usage(); - } - break; - case 'o': - if (!mtd_fixtrx) { - fprintf(stderr, "-o: is not available on this platform\n"); - usage(); - } - errno = 0; - offset = strtoul(optarg, 0, 0); - if (errno) { - fprintf(stderr, "-o: illegal numeric string\n"); - usage(); - } - break; -#ifdef FIS_SUPPORT - case 'F': - fis_layout = optarg; - break; -#endif - case '?': - default: - usage(); - } - argc -= optind; - argv += optind; - - if (argc < 2) - usage(); - - if ((strcmp(argv[0], "unlock") == 0) && (argc == 2)) { - cmd = CMD_UNLOCK; - device = argv[1]; - } else if ((strcmp(argv[0], "refresh") == 0) && (argc == 2)) { - cmd = CMD_REFRESH; - device = argv[1]; - } else if ((strcmp(argv[0], "erase") == 0) && (argc == 2)) { - cmd = CMD_ERASE; - device = argv[1]; - } else if (((strcmp(argv[0], "fixtrx") == 0) && (argc == 2)) && mtd_fixtrx) { - cmd = CMD_FIXTRX; - device = argv[1]; - } else if (((strcmp(argv[0], "fixseama") == 0) && (argc == 2)) && mtd_fixseama) { - cmd = CMD_FIXSEAMA; - device = argv[1]; - } else if ((strcmp(argv[0], "write") == 0) && (argc == 3)) { - cmd = CMD_WRITE; - device = argv[2]; - - if (strcmp(argv[1], "-") == 0) { - imagefile = "<stdin>"; - imagefd = 0; - } else { - imagefile = argv[1]; - if ((imagefd = open(argv[1], O_RDONLY)) < 0) { - fprintf(stderr, "Couldn't open image file: %s!\n", imagefile); - exit(1); - } - } - - if (!mtd_check(device)) { - fprintf(stderr, "Can't open device for writing!\n"); - exit(1); - } - /* check trx file before erasing or writing anything */ - if (!image_check(imagefd, device) && !force) { - fprintf(stderr, "Image check failed.\n"); - exit(1); - } - } else if ((strcmp(argv[0], "jffs2write") == 0) && (argc == 3)) { - cmd = CMD_JFFS2WRITE; - device = argv[2]; - - imagefile = argv[1]; - if (!mtd_check(device)) { - fprintf(stderr, "Can't open device for writing!\n"); - exit(1); - } - } else { - usage(); - } - - sync(); - - i = 0; - unlocked = 0; - while (erase[i] != NULL) { - mtd_unlock(erase[i]); - mtd_erase(erase[i]); - if (strcmp(erase[i], device) == 0) - unlocked = 1; - i++; - } - - switch (cmd) { - case CMD_UNLOCK: - if (!unlocked) - mtd_unlock(device); - break; - case CMD_ERASE: - if (!unlocked) - mtd_unlock(device); - mtd_erase(device); - break; - case CMD_WRITE: - if (!unlocked) - mtd_unlock(device); - mtd_write(imagefd, device, fis_layout, part_offset); - break; - case CMD_JFFS2WRITE: - if (!unlocked) - mtd_unlock(device); - mtd_write_jffs2(device, imagefile, jffs2dir); - break; - case CMD_REFRESH: - mtd_refresh(device); - break; - case CMD_FIXTRX: - if (mtd_fixtrx) { - mtd_fixtrx(device, offset); - } - case CMD_FIXSEAMA: - if (mtd_fixseama) - mtd_fixseama(device, 0); - break; - } - - sync(); - - if (boot) - do_reboot(); - - return 0; -} diff --git a/package/mtd/src/mtd.h b/package/mtd/src/mtd.h deleted file mode 100644 index c2133fc37c..0000000000 --- a/package/mtd/src/mtd.h +++ /dev/null @@ -1,29 +0,0 @@ -#ifndef __mtd_h -#define __mtd_h - -#include <stdbool.h> - -#ifdef target_brcm47xx -#define target_brcm 1 -#endif - -#define JFFS2_EOF "\xde\xad\xc0\xde" - -extern int quiet; -extern int mtdsize; -extern int erasesize; - -extern int mtd_open(const char *mtd, bool block); -extern int mtd_check_open(const char *mtd); -extern int mtd_erase_block(int fd, int offset); -extern int mtd_write_buffer(int fd, const char *buf, int offset, int length); -extern int mtd_write_jffs2(const char *mtd, const char *filename, const char *dir); -extern int mtd_replace_jffs2(const char *mtd, int fd, int ofs, const char *filename); -extern void mtd_parse_jffs2data(const char *buf, const char *dir); - -/* target specific functions */ -extern int trx_fixup(int fd, const char *name) __attribute__ ((weak)); -extern int trx_check(int imagefd, const char *mtd, char *buf, int *len) __attribute__ ((weak)); -extern int mtd_fixtrx(const char *mtd, size_t offset) __attribute__ ((weak)); -extern int mtd_fixseama(const char *mtd, size_t offset) __attribute__ ((weak)); -#endif /* __mtd_h */ diff --git a/package/mtd/src/seama.c b/package/mtd/src/seama.c deleted file mode 100644 index b0c8bf3d0d..0000000000 --- a/package/mtd/src/seama.c +++ /dev/null @@ -1,179 +0,0 @@ -/* - * seama.c - * - * Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org> - * - * Based on the trx fixup code: - * Copyright (C) 2005 Mike Baker - * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org> - * - * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <stddef.h> -#include <unistd.h> -#include <fcntl.h> -#include <sys/mman.h> -#include <sys/stat.h> -#include <string.h> -#include <errno.h> -#include <arpa/inet.h> - -#include <sys/ioctl.h> -#include <mtd/mtd-user.h> -#include "mtd.h" -#include "seama.h" -#include "md5.h" - -#if __BYTE_ORDER == __BIG_ENDIAN -#define STORE32_LE(X) ((((X) & 0x000000FF) << 24) | (((X) & 0x0000FF00) << 8) | (((X) & 0x00FF0000) >> 8) | (((X) & 0xFF000000) >> 24)) -#elif __BYTE_ORDER == __LITTLE_ENDIAN -#define STORE32_LE(X) (X) -#else -#error unknown endianness! -#endif - -ssize_t pread(int fd, void *buf, size_t count, off_t offset); -ssize_t pwrite(int fd, const void *buf, size_t count, off_t offset); - -int -seama_fix_md5(char *buf, size_t len) -{ - struct seama_hdr *shdr; - char *data; - size_t msize; - size_t isize; - MD5_CTX ctx; - unsigned char digest[16]; - int i; - - if (len < sizeof(struct seama_hdr)) - return -1; - - shdr = (struct seama_hdr *) buf; - if (shdr->magic != htonl(SEAMA_MAGIC)) { - fprintf(stderr, "no SEAMA header found\n"); - return -1; - } - - isize = ntohl(shdr->size); - msize = ntohs(shdr->metasize); - if (isize == 0) { - /* the image contains no checksum */ - return -1; - } - - len -= sizeof(struct seama_hdr) + sizeof(digest) + msize; - if (isize > len) - isize = len; - - data = buf + sizeof(struct seama_hdr) + sizeof(digest) + msize; - - MD5_Init(&ctx); - MD5_Update(&ctx, data, isize); - MD5_Final(digest, &ctx); - - if (!memcmp(digest, &buf[sizeof(struct seama_hdr)], sizeof(digest))) { - if (quiet < 2) - fprintf(stderr, "the header is fixed already\n"); - return -1; - } - - if (quiet < 2) { - fprintf(stderr, "new size:%u, new MD5: ", isize); - for (i = 0; i < sizeof(digest); i++) - fprintf(stderr, "%02x", digest[i]); - - fprintf(stderr, "\n"); - } - - /* update the size in the image */ - shdr->size = htonl(isize); - - /* update the checksum in the image */ - for (i = 0; i < sizeof(digest); i++) - buf[sizeof(struct seama_hdr) + i] = digest[i]; - - return 0; -} - -int -mtd_fixseama(const char *mtd, size_t offset) -{ - int fd; - char *buf; - ssize_t res; - size_t block_offset; - - if (quiet < 2) - fprintf(stderr, "Trying to fix SEAMA header in %s at 0x%x...\n", - mtd, offset); - - block_offset = offset & ~(erasesize - 1); - offset -= block_offset; - - fd = mtd_check_open(mtd); - if(fd < 0) { - fprintf(stderr, "Could not open mtd device: %s\n", mtd); - exit(1); - } - - if (block_offset + erasesize > mtdsize) { - fprintf(stderr, "Offset too large, device size 0x%x\n", - mtdsize); - exit(1); - } - - buf = malloc(mtdsize); - if (!buf) { - perror("malloc"); - exit(1); - } - - res = pread(fd, buf, mtdsize, block_offset); - if (res != mtdsize) { - perror("pread"); - exit(1); - } - - if (seama_fix_md5(buf, mtdsize)) - goto out; - - if (mtd_erase_block(fd, block_offset)) { - fprintf(stderr, "Can't erease block at 0x%x (%s)\n", - block_offset, strerror(errno)); - exit(1); - } - - if (quiet < 2) - fprintf(stderr, "Rewriting block at 0x%x\n", block_offset); - - if (pwrite(fd, buf, erasesize, block_offset) != erasesize) { - fprintf(stderr, "Error writing block (%s)\n", strerror(errno)); - exit(1); - } - - if (quiet < 2) - fprintf(stderr, "Done.\n"); - -out: - close (fd); - sync(); - - return 0; -} - diff --git a/package/mtd/src/seama.h b/package/mtd/src/seama.h deleted file mode 100644 index 02683b6e98..0000000000 --- a/package/mtd/src/seama.h +++ /dev/null @@ -1,108 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * (SEA)ttle i(MA)ge is the image which used in project seattle. - * - * Created by David Hsieh <david_hsieh@alphanetworks.com> - * Copyright (C) 2008-2009 Alpha Networks, Inc. - * - * This file is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either' - * version 2.1 of the License, or (at your option) any later version. - * - * The GNU C Library 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with the GNU C Library; if not, write to the Free - * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - * 02111-1307 USA. - */ - -#ifndef __SEAMA_HEADER_FILE__ -#define __SEAMA_HEADER_FILE__ - -#include <stdint.h> - -#define SEAMA_MAGIC 0x5EA3A417 - -/* - * SEAMA looks like the following map. - * All the data of the header should be in network byte order. - * - * +-------------+-------------+------------ - * | SEAMA magic | ^ - * +-------------+-------------+ | - * | reserved | meta size | | - * +-------------+-------------+ header - * | image size (0 bytes) | | - * +-------------+-------------+ | - * ~ Meta data ~ v - * +-------------+-------------+------------ - * | SEAMA magic | ^ ^ - * +-------------+-------------+ | | - * | reserved | meta size | | | - * +-------------+-------------+ | | - * | image size | | | - * +-------------+-------------+ header | - * | | | | - * | 16 bytes of MD5 digest | | | - * | | | | - * | | | | - * +-------------+-------------+ | | - * ~ Meta data ~ v | - * +-------------+-------------+------- | - * | | | - * | Image of the 1st entity | | - * ~ ~ 1st entity - * | | | - * | | v - * +-------------+-------------+------------- - * | SEAMA magic | ^ ^ - * +-------------+-------------+ | | - * | reserved | meta size | | | - * +-------------+-------------+ | | - * | image size | | | - * +-------------+-------------+ header | - * | | | | - * | 16 bytes of MD5 digest | | | - * | | | | - * | | | | - * +-------------+-------------+ | | - * ~ Meta data ~ v | - * +-------------+-------------+------- | - * | | | - * | Image of the 2nd entity | | - * ~ ~ 2nd entity - * | | | - * | | v - * +-------------+-------------+------------- - */ - - -/* - * SEAMA header - * - * |<-------- 32 bits -------->| - * +-------------+-------------+ - * | SEAMA magic | - * +-------------+-------------+ - * | reserved | meta size | - * +-------------+-------------+ - * | image size | - * +-------------+-------------+ - */ -/* seama header */ -typedef struct seama_hdr seamahdr_t; -struct seama_hdr -{ - uint32_t magic; /* should always be SEAMA_MAGIC. */ - uint16_t reserved; /* reserved for */ - uint16_t metasize; /* size of the META data */ - uint32_t size; /* size of the image */ -} __attribute__ ((packed)); - - -#endif diff --git a/package/mtd/src/trx.c b/package/mtd/src/trx.c deleted file mode 100644 index 65c24404c2..0000000000 --- a/package/mtd/src/trx.c +++ /dev/null @@ -1,220 +0,0 @@ -/* - * trx.c - * - * Copyright (C) 2005 Mike Baker - * Copyright (C) 2008 Felix Fietkau <nbd@openwrt.org> - * - * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <stddef.h> -#include <unistd.h> -#include <fcntl.h> -#include <sys/mman.h> -#include <sys/stat.h> -#include <string.h> -#include <errno.h> - -#include <sys/ioctl.h> -#include <mtd/mtd-user.h> -#include "mtd.h" -#include "crc32.h" - -#define TRX_MAGIC 0x30524448 /* "HDR0" */ -struct trx_header { - uint32_t magic; /* "HDR0" */ - uint32_t len; /* Length of file including header */ - uint32_t crc32; /* 32-bit CRC from flag_version to end of file */ - uint32_t flag_version; /* 0:15 flags, 16:31 version */ - uint32_t offsets[3]; /* Offsets of partitions from start of header */ -}; - -#if __BYTE_ORDER == __BIG_ENDIAN -#define STORE32_LE(X) ((((X) & 0x000000FF) << 24) | (((X) & 0x0000FF00) << 8) | (((X) & 0x00FF0000) >> 8) | (((X) & 0xFF000000) >> 24)) -#elif __BYTE_ORDER == __LITTLE_ENDIAN -#define STORE32_LE(X) (X) -#else -#error unknown endianness! -#endif - -ssize_t pread(int fd, void *buf, size_t count, off_t offset); -ssize_t pwrite(int fd, const void *buf, size_t count, off_t offset); - -int -trx_fixup(int fd, const char *name) -{ - struct mtd_info_user mtdInfo; - unsigned long len; - struct trx_header *trx; - void *ptr, *scan; - int bfd; - - if (ioctl(fd, MEMGETINFO, &mtdInfo) < 0) { - fprintf(stderr, "Failed to get mtd info\n"); - goto err; - } - - len = mtdInfo.size; - if (mtdInfo.size <= 0) { - fprintf(stderr, "Invalid MTD device size\n"); - goto err; - } - - bfd = mtd_open(name, true); - ptr = mmap(NULL, len, PROT_READ|PROT_WRITE, MAP_SHARED, bfd, 0); - if (!ptr || (ptr == (void *) -1)) { - perror("mmap"); - goto err1; - } - - trx = ptr; - if (trx->magic != TRX_MAGIC) { - fprintf(stderr, "TRX header not found\n"); - goto err; - } - - scan = ptr + offsetof(struct trx_header, flag_version); - trx->crc32 = crc32buf(scan, trx->len - (scan - ptr)); - msync(ptr, sizeof(struct trx_header), MS_SYNC|MS_INVALIDATE); - munmap(ptr, len); - close(bfd); - return 0; - -err1: - close(bfd); -err: - fprintf(stderr, "Error fixing up TRX header\n"); - return -1; -} - -int -trx_check(int imagefd, const char *mtd, char *buf, int *len) -{ - const struct trx_header *trx = (const struct trx_header *) buf; - int fd; - - if (strcmp(mtd, "linux") != 0) - return 1; - - *len = read(imagefd, buf, 32); - if (*len < 32) { - fprintf(stdout, "Could not get image header, file too small (%d bytes)\n", *len); - return 0; - } - - if (trx->magic != TRX_MAGIC || trx->len < sizeof(struct trx_header)) { - if (quiet < 2) { - fprintf(stderr, "Bad trx header\n"); - fprintf(stderr, "This is not the correct file format; refusing to flash.\n" - "Please specify the correct file or use -f to force.\n"); - } - return 0; - } - - /* check if image fits to mtd device */ - fd = mtd_check_open(mtd); - if(fd < 0) { - fprintf(stderr, "Could not open mtd device: %s\n", mtd); - exit(1); - } - - if(mtdsize < trx->len) { - fprintf(stderr, "Image too big for partition: %s\n", mtd); - close(fd); - return 0; - } - - close(fd); - return 1; -} - -int -mtd_fixtrx(const char *mtd, size_t offset) -{ - int fd; - struct trx_header *trx; - char *buf; - ssize_t res; - size_t block_offset; - - if (quiet < 2) - fprintf(stderr, "Trying to fix trx header in %s at 0x%x...\n", mtd, offset); - - fd = mtd_check_open(mtd); - if(fd < 0) { - fprintf(stderr, "Could not open mtd device: %s\n", mtd); - exit(1); - } - - block_offset = offset & ~(erasesize - 1); - offset -= block_offset; - - if (block_offset + erasesize > mtdsize) { - fprintf(stderr, "Offset too large, device size 0x%x\n", mtdsize); - exit(1); - } - - buf = malloc(erasesize); - if (!buf) { - perror("malloc"); - exit(1); - } - - res = pread(fd, buf, erasesize, block_offset); - if (res != erasesize) { - perror("pread"); - exit(1); - } - - trx = (struct trx_header *) (buf + offset); - if (trx->magic != STORE32_LE(0x30524448)) { - fprintf(stderr, "No trx magic found\n"); - exit(1); - } - - if (trx->len == STORE32_LE(erasesize - offset)) { - if (quiet < 2) - fprintf(stderr, "Header already fixed, exiting\n"); - close(fd); - return 0; - } - - trx->len = STORE32_LE(erasesize - offset); - - trx->crc32 = STORE32_LE(crc32buf((char*) &trx->flag_version, erasesize - offset - 3*4)); - if (mtd_erase_block(fd, block_offset)) { - fprintf(stderr, "Can't erease block at 0x%x (%s)\n", block_offset, strerror(errno)); - exit(1); - } - - if (quiet < 2) - fprintf(stderr, "New crc32: 0x%x, rewriting block\n", trx->crc32); - - if (pwrite(fd, buf, erasesize, block_offset) != erasesize) { - fprintf(stderr, "Error writing block (%s)\n", strerror(errno)); - exit(1); - } - - if (quiet < 2) - fprintf(stderr, "Done.\n"); - - close (fd); - sync(); - return 0; - -} - |