1031 lines
19 KiB
C
1031 lines
19 KiB
C
/*
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*
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* Copyright (C) 2007 OpenWrt.org
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* Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <unistd.h> /* for unlink() */
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#include <libgen.h>
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#include <getopt.h> /* for getopt() */
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#include <stdarg.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <endian.h> /* for __BYTE_ORDER */
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#if defined(__CYGWIN__)
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# include <byteswap.h>
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#endif
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#if (__BYTE_ORDER == __LITTLE_ENDIAN)
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# define HOST_TO_LE16(x) (x)
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# define HOST_TO_LE32(x) (x)
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# define LE16_TO_HOST(x) (x)
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# define LE32_TO_HOST(x) (x)
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#else
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# define HOST_TO_LE16(x) bswap_16(x)
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# define HOST_TO_LE32(x) bswap_32(x)
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# define LE16_TO_HOST(x) bswap_16(x)
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# define LE32_TO_HOST(x) bswap_32(x)
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#endif
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#define MAX_NUM_BLOCKS 2
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#define MAX_ARG_COUNT 32
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#define MAX_ARG_LEN 1024
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#define FILE_BUF_LEN (16*1024)
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#define DEFAULT_PADC 0xFF
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#define DEFAULT_BLOCK_ALIGN 0x10000U
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#define CSUM_TYPE_NONE 0
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#define CSUM_TYPE_8 1
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#define CSUM_TYPE_16 2
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#define CSUM_TYPE_32 3
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struct csum_state{
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int size;
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uint32_t val;
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uint32_t tmp;
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int odd;
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};
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struct image_desc {
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int need_file;
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char *file_name; /* name of the file */
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uint32_t file_size; /* length of the file */
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uint32_t csum;
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uint32_t out_size;
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uint8_t padc;
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};
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struct fwhdr_nfs {
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uint32_t type;
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uint32_t kernel_offs;
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uint32_t kernel_size;
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uint32_t fs_offs;
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uint32_t fs_size;
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uint32_t kernel_csum;
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uint32_t fs_csum;
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uint32_t id;
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} __attribute__ ((packed));
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struct fwhdr_cas {
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uint32_t type;
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uint32_t kernel_offs;
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uint32_t kernel_size;
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uint32_t id;
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uint32_t kernel_csum;
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uint32_t magic1;
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uint32_t magic2;
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uint32_t magic3;
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} __attribute__ ((packed));
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union file_hdr {
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struct fwhdr_cas cas;
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struct fwhdr_nfs nfs;
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};
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struct board_info {
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char *model;
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char *name;
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int header_type;
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uint32_t id;
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uint32_t max_kernel_size;
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uint32_t max_fs_size;
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};
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#define HEADER_TYPE_NFS 0
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#define HEADER_TYPE_CAS 1
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#define KERNEL_SIZE_CAS (61*64*1024)
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#define KERNEL_SIZE_NFS (52*64*1024)
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#define FS_SIZE_NFS (9*64*1024)
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#define CAS_MAGIC1 0x5241AA55
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#define CAS_MAGIC2 0x524F4741
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#define CAS_MAGIC3 0xD3F22D4E
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/* Cellvision/SparkLAN products */
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#define MODEL_CAS_630 0x01000000
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#define MODEL_CAS_630W 0x01000000
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#define MODEL_CAS_670 0x01000000
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#define MODEL_CAS_670W 0x01000000
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#define MODEL_NFS_101U 0x01000000
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#define MODEL_NFS_101WU 0x01000003
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#define MODEL_NFS_202U 0x01000001
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#define MODEL_NFS_202WU 0x01000002
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/* Corega products */
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#define MODEL_CG_NSADP 0x01000020 /* NFS-101U */
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#define MODEL_CG_NSADPCR 0x01000021 /* NFS-202U */
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/* D-Link products */
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#define MODEL_DCS_950 0x01010102 /* CAS-630 */
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#define MODEL_DCS_950G 0x01020102 /* CAS-630W */
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#define MODEL_DNS_120 0x01000030 /* NFS-101U */
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#define MODEL_DNS_G120 0x01000032 /* NFS-101WU */
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/* Digitus products */
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#define MODEL_DN_16021 MODEL_CAS_630
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#define MODEL_DN_16022 MODEL_CAS_630W
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#define MODEL_DN_16030 MODEL_CAS_670
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#define MODEL_DN_16031 MODEL_CAS_670W
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#define MODEL_DN_7013 MODEL_NFS_101U
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/* Lobos products */
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#define MODEL_LB_SS01TXU 0x00000000
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/* Neu-Fusion products */
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/* Ovislink products */
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#define MODEL_MU_5000FS 0x01000040 /* NFS-101U */
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#define MODEL_WL_5420CAM 0x020B0101 /* CAS-630W? */
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#define MODEL_WL_5460CAM 0x020B0001 /* CAS-670W */
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/* Repotec products */
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/* Sitecom products */
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#define MODEL_LN_350 /* unknown */
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#define MODEL_LN_403 0x01020402
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#define MODEL_WL_401 0x01010402
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/* Surecom products */
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#define MODEL_EP_4001_MM 0x01030A02 /* CAS-630 */
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#define MODEL_EP_4002_MM 0x01020A02 /* CAS-630W */
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#define MODEL_EP_4011_MM 0x01010A02 /* CAS-670 */
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#define MODEL_EP_4012_MM 0x01000A02 /* CAS-670W */
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#define MODEL_EP_9812_U /* unknown */
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/* Trendnet products */
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#define MODEL_TN_U100 0x01000081 /* NFS-101U */
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#define MODEL_TN_U200 0x01000082 /* NFS-202U */
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/*
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* Globals
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*/
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char *progname;
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char *ofname;
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int verblevel;
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int keep_invalid_images;
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int invalid_causes_error = 1;
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union file_hdr header;
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struct image_desc kernel_image;
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struct image_desc fs_image;
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struct board_info *board = NULL;
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#define BOARD(m, n, i, ks, fs, h) { \
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.model = (m), \
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.name = (n), \
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.id = (i), \
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.max_kernel_size = (ks), \
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.max_fs_size = (fs), \
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.header_type = (h) \
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}
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#define BOARD_CAS(m,n,i) \
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BOARD(m, n, i, KERNEL_SIZE_CAS, 0, HEADER_TYPE_CAS)
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#define BOARD_NFS(m,n,i) \
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BOARD(m, n, i, KERNEL_SIZE_NFS, FS_SIZE_NFS, HEADER_TYPE_NFS)
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static struct board_info boards[] = {
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/* Cellvision/Sparklan products */
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BOARD_CAS("CAS-630", "Cellvision CAS-630", MODEL_CAS_630),
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BOARD_CAS("CAS-630W", "Cellvision CAS-630W", MODEL_CAS_630W),
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BOARD_CAS("CAS-670", "Cellvision CAS-670", MODEL_CAS_670),
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BOARD_CAS("CAS-670W", "Cellvision CAS-670W", MODEL_CAS_670W),
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BOARD_NFS("NFS-101U", "Cellvision NFS-101U", MODEL_NFS_101U),
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BOARD_NFS("NFS-101WU", "Cellvision NFS-101WU", MODEL_NFS_101WU),
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BOARD_NFS("NFS-202U", "Cellvision NFS-202U", MODEL_NFS_202U),
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BOARD_NFS("NFS-202WU", "Cellvision NFS-202WU", MODEL_NFS_202WU),
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/* Corega products */
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BOARD_NFS("CG-NSADP", "Corega CG-NSADP", MODEL_CG_NSADP),
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BOARD_NFS("CG-NSADPCR", "Corega CG-NSADPCR", MODEL_CG_NSADPCR),
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/* D-Link products */
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BOARD_CAS("DCS-950", "D-Link DCS-950", MODEL_DCS_950),
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BOARD_CAS("DCS-950G", "D-Link DCS-950G", MODEL_DCS_950G),
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BOARD_NFS("DNS-120", "D-Link DNS-120", MODEL_DNS_120),
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BOARD_NFS("DNS-G120", "D-Link DNS-G120", MODEL_DNS_G120),
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/* Digitus products */
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BOARD_NFS("DN-7013", "Digitus DN-7013", MODEL_DN_7013),
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/* Lobos products */
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BOARD_NFS("LB-SS01TXU", "Lobos LB-SS01TXU", MODEL_LB_SS01TXU),
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/* Ovislink products */
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BOARD_NFS("MU-5000FS", "Ovislink MU-5000FS", MODEL_MU_5000FS),
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BOARD_CAS("WL-5420CAM", "Ovislink WL-5420 CAM", MODEL_WL_5420CAM),
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BOARD_CAS("WL-5460CAM", "Ovislink WL-5460 CAM", MODEL_WL_5460CAM),
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/* Sitecom products */
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BOARD_CAS("LN-403", "Sitecom LN-403", MODEL_LN_403),
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BOARD_CAS("WL-401", "Sitecom WL-401", MODEL_WL_401),
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/* Surecom products */
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BOARD_CAS("EP-4001-MM", "Surecom EP-4001-MM", MODEL_EP_4001_MM),
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BOARD_CAS("EP-4002-MM", "Surecom EP-4002-MM", MODEL_EP_4002_MM),
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BOARD_CAS("EP-4011-MM", "Surecom EP-4011-MM", MODEL_EP_4011_MM),
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BOARD_CAS("EP-4012-MM", "Surecom EP-4012-MM", MODEL_EP_4012_MM),
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/* TrendNET products */
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BOARD_NFS("TN-U100", "TrendNET TN-U100", MODEL_TN_U100),
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BOARD_NFS("TN-U200", "TrendNET TN-U200", MODEL_TN_U200),
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{.model = NULL}
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};
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/*
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* Message macros
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*/
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#define ERR(fmt, ...) do { \
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fflush(0); \
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fprintf(stderr, "[%s] *** error: " fmt "\n", \
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progname, ## __VA_ARGS__ ); \
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} while (0)
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#define ERRS(fmt, ...) do { \
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int save = errno; \
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fflush(0); \
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fprintf(stderr, "[%s] *** error: " fmt "\n", \
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progname, ## __VA_ARGS__, strerror(save)); \
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} while (0)
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#define WARN(fmt, ...) do { \
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fprintf(stderr, "[%s] *** warning: " fmt "\n", \
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progname, ## __VA_ARGS__ ); \
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} while (0)
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#define DBG(lev, fmt, ...) do { \
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if (verblevel < lev) \
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break;\
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fprintf(stderr, "[%s] " fmt "\n", progname, ## __VA_ARGS__ ); \
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} while (0)
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#define ERR_FATAL -1
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#define ERR_INVALID_IMAGE -2
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void
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usage(int status)
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{
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FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout;
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struct board_info *board;
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fprintf(stream, "Usage: %s [OPTIONS...] <file>\n", progname);
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fprintf(stream,
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"\n"
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"Options:\n"
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" -B <board> create image for the board specified with <board>.\n"
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" valid <board> values:\n"
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);
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for (board = boards; board->model != NULL; board++){
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fprintf(stream,
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" %-12s: %s\n",
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board->model, board->name);
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};
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fprintf(stream,
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" -d don't throw error on invalid images\n"
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" -k keep invalid images\n"
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" -K <file> add kernel to the image\n"
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" -C <file> add custom filesystem to the image\n"
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" -h show this screen\n"
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"Parameters:\n"
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" <file> write output to the file <file>\n"
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);
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exit(status);
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}
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static inline uint32_t align(uint32_t base, uint32_t alignment)
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{
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uint32_t ret;
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if (alignment) {
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ret = (base + alignment - 1);
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ret &= ~(alignment-1);
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} else {
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ret = base;
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}
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return ret;
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}
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/*
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* argument parsing
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*/
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int
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str2u32(char *arg, uint32_t *val)
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{
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char *err = NULL;
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uint32_t t;
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errno=0;
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t = strtoul(arg, &err, 0);
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if (errno || (err==arg) || ((err != NULL) && *err)) {
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return -1;
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}
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*val = t;
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return 0;
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}
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int
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str2u16(char *arg, uint16_t *val)
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{
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char *err = NULL;
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uint32_t t;
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errno=0;
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t = strtoul(arg, &err, 0);
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if (errno || (err==arg) || ((err != NULL) && *err) || (t >= 0x10000)) {
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return -1;
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}
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*val = t & 0xFFFF;
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return 0;
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}
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int
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str2u8(char *arg, uint8_t *val)
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{
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char *err = NULL;
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uint32_t t;
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errno=0;
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t = strtoul(arg, &err, 0);
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if (errno || (err==arg) || ((err != NULL) && *err) || (t >= 0x100)) {
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return -1;
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}
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*val = t & 0xFF;
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return 0;
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}
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int
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parse_arg(char *arg, char *buf, char *argv[])
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{
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int res = 0;
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size_t argl;
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char *tok;
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char **ap = &buf;
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int i;
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memset(argv, 0, MAX_ARG_COUNT * sizeof(void *));
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if ((arg == NULL)) {
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/* no arguments */
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return 0;
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}
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argl = strlen(arg);
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if (argl == 0) {
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/* no arguments */
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return 0;
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}
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if (argl >= MAX_ARG_LEN) {
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/* argument is too long */
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argl = MAX_ARG_LEN-1;
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}
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memcpy(buf, arg, argl);
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buf[argl] = '\0';
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for (i = 0; i < MAX_ARG_COUNT; i++) {
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tok = strsep(ap, ":");
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if (tok == NULL) {
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break;
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}
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#if 0
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else if (tok[0] == '\0') {
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break;
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}
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#endif
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argv[i] = tok;
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res++;
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}
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return res;
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}
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int
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required_arg(char c, char *arg)
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{
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if (arg == NULL || *arg != '-')
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return 0;
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ERR("option -%c requires an argument\n", c);
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return ERR_FATAL;
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}
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int
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is_empty_arg(char *arg)
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{
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int ret = 1;
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if (arg != NULL) {
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if (*arg) ret = 0;
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};
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return ret;
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}
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void
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csum8_update(uint8_t *p, uint32_t len, struct csum_state *css)
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{
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for ( ; len > 0; len --) {
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css->val += *p++;
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}
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}
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uint16_t
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csum8_get(struct csum_state *css)
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{
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uint8_t t;
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t = css->val;
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return ~t + 1;
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}
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void
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csum16_update(uint8_t *p, uint32_t len, struct csum_state *css)
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{
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uint16_t t;
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if (css->odd) {
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t = css->tmp + (p[0]<<8);
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css->val += LE16_TO_HOST(t);
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css->odd = 0;
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len--;
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p++;
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}
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for ( ; len > 1; len -= 2, p +=2 ) {
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t = p[0] + (p[1] << 8);
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css->val += LE16_TO_HOST(t);
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}
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if (len == 1) {
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css->tmp = p[0];
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css->odd = 1;
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}
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}
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uint16_t
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csum16_get(struct csum_state *css)
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{
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char pad = 0;
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csum16_update(&pad, 1, css);
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return ~css->val + 1;
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}
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void
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csum32_update(uint8_t *p, uint32_t len, struct csum_state *css)
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{
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uint32_t t;
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for ( ; len > 3; len -= 4, p += 4 ) {
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t = p[0] + (p[1] << 8) + (p[2] << 16) + (p[3] << 24);
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css->val ^= t;
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}
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}
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uint32_t
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csum32_get(struct csum_state *css)
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{
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return css->val;
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}
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void
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csum_init(struct csum_state *css, int size)
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{
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css->val = 0;
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css->tmp = 0;
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css->odd = 0;
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css->size = size;
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}
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void
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csum_update(uint8_t *p, uint32_t len, struct csum_state *css)
|
|
{
|
|
switch (css->size) {
|
|
case CSUM_TYPE_8:
|
|
csum8_update(p,len,css);
|
|
break;
|
|
case CSUM_TYPE_16:
|
|
csum16_update(p,len,css);
|
|
break;
|
|
case CSUM_TYPE_32:
|
|
csum32_update(p,len,css);
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
uint32_t
|
|
csum_get(struct csum_state *css)
|
|
{
|
|
uint32_t ret;
|
|
|
|
switch (css->size) {
|
|
case CSUM_TYPE_8:
|
|
ret = csum8_get(css);
|
|
break;
|
|
case CSUM_TYPE_16:
|
|
ret = csum16_get(css);
|
|
break;
|
|
case CSUM_TYPE_32:
|
|
ret = csum32_get(css);
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
/*
|
|
* routines to write data to the output file
|
|
*/
|
|
int
|
|
write_out_data(FILE *outfile, uint8_t *data, size_t len,
|
|
struct csum_state *css)
|
|
{
|
|
errno = 0;
|
|
|
|
fwrite(data, len, 1, outfile);
|
|
if (errno) {
|
|
ERRS("unable to write output file");
|
|
return ERR_FATAL;
|
|
}
|
|
|
|
if (css) {
|
|
csum_update(data, len, css);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
write_out_padding(FILE *outfile, size_t len, uint8_t padc,
|
|
struct csum_state *css)
|
|
{
|
|
uint8_t buf[512];
|
|
size_t buflen = sizeof(buf);
|
|
int err;
|
|
|
|
memset(buf, padc, buflen);
|
|
while (len > 0) {
|
|
if (len < buflen)
|
|
buflen = len;
|
|
|
|
err = write_out_data(outfile, buf, buflen, css);
|
|
if (err)
|
|
return err;
|
|
|
|
len -= buflen;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
image_stat_file(struct image_desc *desc)
|
|
{
|
|
struct stat st;
|
|
int err;
|
|
|
|
if (desc->file_name == NULL)
|
|
return 0;
|
|
|
|
err = stat(desc->file_name, &st);
|
|
if (err){
|
|
ERRS("stat failed on %s", desc->file_name);
|
|
return ERR_FATAL;
|
|
}
|
|
|
|
if (st.st_size > desc->out_size) {
|
|
WARN("file %s is too big, will be truncated to %d bytes\n",
|
|
desc->file_name, desc->out_size);
|
|
desc->file_size = desc->out_size;
|
|
return ERR_INVALID_IMAGE;
|
|
}
|
|
|
|
|
|
desc->file_size = st.st_size;
|
|
desc->out_size = align(desc->file_size,1);
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
image_writeout_file(FILE *outfile, struct image_desc *desc,
|
|
struct csum_state *css)
|
|
{
|
|
char buf[FILE_BUF_LEN];
|
|
size_t buflen = sizeof(buf);
|
|
FILE *f;
|
|
size_t len;
|
|
int res;
|
|
|
|
if (desc->file_name == NULL)
|
|
return 0;
|
|
|
|
if (desc->file_size == 0)
|
|
return 0;
|
|
|
|
errno = 0;
|
|
f = fopen(desc->file_name,"r");
|
|
if (errno) {
|
|
ERRS("unable to open file: %s", desc->file_name);
|
|
return ERR_FATAL;
|
|
}
|
|
|
|
len = desc->file_size;
|
|
while (len > 0) {
|
|
if (len < buflen)
|
|
buflen = len;
|
|
|
|
/* read data from source file */
|
|
errno = 0;
|
|
fread(buf, buflen, 1, f);
|
|
if (errno != 0) {
|
|
ERRS("unable to read from file: %s", desc->file_name);
|
|
res = ERR_FATAL;
|
|
break;
|
|
}
|
|
|
|
res = write_out_data(outfile, buf, buflen, css);
|
|
if (res)
|
|
break;
|
|
|
|
len -= buflen;
|
|
}
|
|
|
|
fclose(f);
|
|
return res;
|
|
}
|
|
|
|
|
|
int
|
|
image_writeout(FILE *outfile, struct image_desc *desc)
|
|
{
|
|
int res;
|
|
struct csum_state css;
|
|
size_t padlen;
|
|
|
|
res = 0;
|
|
|
|
if (!desc->file_size)
|
|
return 0;
|
|
|
|
DBG(2, "writing image, file=%s, file_size=%d\n",
|
|
desc->file_name, desc->file_size);
|
|
|
|
csum_init(&css, CSUM_TYPE_32);
|
|
|
|
res = image_writeout_file(outfile, desc, &css);
|
|
if (res)
|
|
return res;
|
|
|
|
/* write padding data if neccesary */
|
|
padlen = desc->out_size - desc->file_size;
|
|
DBG(1,"padding desc, length=%d", padlen);
|
|
res = write_out_padding(outfile, padlen, desc->padc, &css);
|
|
|
|
desc->csum = csum_get(&css);
|
|
|
|
return res;
|
|
}
|
|
|
|
|
|
int
|
|
write_out_header(FILE *outfile)
|
|
{
|
|
union file_hdr tmp;
|
|
int res;
|
|
|
|
errno = 0;
|
|
if (fseek(outfile, 0, SEEK_SET) != 0) {
|
|
ERRS("fseek failed on output file");
|
|
return ERR_FATAL;
|
|
}
|
|
|
|
switch (board->header_type) {
|
|
case HEADER_TYPE_CAS:
|
|
tmp.cas.type = HOST_TO_LE32(header.cas.type);
|
|
tmp.cas.id = HOST_TO_LE32(header.cas.id);
|
|
tmp.cas.kernel_offs = HOST_TO_LE32(sizeof(tmp.cas));
|
|
tmp.cas.kernel_size = HOST_TO_LE32(kernel_image.out_size);
|
|
tmp.cas.kernel_csum = HOST_TO_LE32(kernel_image.csum);
|
|
tmp.cas.magic1 = HOST_TO_LE32(CAS_MAGIC1);
|
|
tmp.cas.magic2 = HOST_TO_LE32(CAS_MAGIC2);
|
|
tmp.cas.magic3 = HOST_TO_LE32(CAS_MAGIC3);
|
|
res = write_out_data(outfile, (uint8_t *)&tmp.cas,
|
|
sizeof(tmp.cas), NULL);
|
|
break;
|
|
case HEADER_TYPE_NFS:
|
|
tmp.nfs.type = HOST_TO_LE32(header.nfs.type);
|
|
tmp.nfs.id = HOST_TO_LE32(header.nfs.id);
|
|
tmp.nfs.kernel_offs = HOST_TO_LE32(sizeof(tmp.nfs));
|
|
tmp.nfs.kernel_size = HOST_TO_LE32(kernel_image.out_size);
|
|
tmp.nfs.kernel_csum = HOST_TO_LE32(kernel_image.csum);
|
|
tmp.nfs.fs_offs = HOST_TO_LE32(sizeof(tmp.nfs)
|
|
+ kernel_image.out_size);
|
|
tmp.nfs.fs_size = HOST_TO_LE32(fs_image.out_size);
|
|
tmp.nfs.fs_csum = HOST_TO_LE32(fs_image.csum);
|
|
res = write_out_data(outfile, (uint8_t *)&tmp.nfs,
|
|
sizeof(tmp.nfs), NULL);
|
|
break;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
int
|
|
write_out_images(FILE *outfile)
|
|
{
|
|
struct image_desc *desc;
|
|
int i, res;
|
|
|
|
res = image_writeout(outfile, &kernel_image);
|
|
if (res)
|
|
return res;
|
|
|
|
res = image_writeout(outfile, &fs_image);
|
|
if (res)
|
|
return res;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
struct board_info *
|
|
find_board(char *model)
|
|
{
|
|
struct board_info *ret;
|
|
struct board_info *board;
|
|
|
|
ret = NULL;
|
|
for (board = boards; board->model != NULL; board++){
|
|
if (strcasecmp(model, board->model) == 0) {
|
|
ret = board;
|
|
break;
|
|
}
|
|
};
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
int
|
|
parse_opt_board(char ch, char *arg)
|
|
{
|
|
|
|
DBG(1,"parsing board option: -%c %s", ch, arg);
|
|
|
|
if (board != NULL) {
|
|
ERR("only one board option allowed");
|
|
return ERR_FATAL;
|
|
}
|
|
|
|
if (required_arg(ch, arg))
|
|
return ERR_FATAL;
|
|
|
|
board = find_board(arg);
|
|
if (board == NULL){
|
|
ERR("invalid/unknown board specified: %s", arg);
|
|
return ERR_FATAL;
|
|
}
|
|
|
|
switch (board->header_type) {
|
|
case HEADER_TYPE_CAS:
|
|
header.cas.type = HEADER_TYPE_CAS;
|
|
header.cas.id = board->id;
|
|
break;
|
|
case HEADER_TYPE_NFS:
|
|
header.nfs.type = HEADER_TYPE_NFS;
|
|
header.nfs.id = board->id;
|
|
break;
|
|
default:
|
|
ERR("internal error, unknown header type\n");
|
|
return ERR_FATAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
parse_opt_image(char ch, char *arg)
|
|
{
|
|
char buf[MAX_ARG_LEN];
|
|
char *argv[MAX_ARG_COUNT];
|
|
int argc;
|
|
char *p;
|
|
struct image_desc *desc = NULL;
|
|
int i;
|
|
|
|
switch (ch) {
|
|
case 'K':
|
|
if (kernel_image.file_name) {
|
|
WARN("only one kernel option allowed");
|
|
break;
|
|
}
|
|
desc = &kernel_image;
|
|
break;
|
|
case 'F':
|
|
if (fs_image.file_name) {
|
|
WARN("only one fs option allowed");
|
|
break;
|
|
}
|
|
desc = &fs_image;
|
|
break;
|
|
}
|
|
|
|
if (!desc)
|
|
return ERR_FATAL;
|
|
|
|
argc = parse_arg(arg, buf, argv);
|
|
|
|
i = 0;
|
|
p = argv[i++];
|
|
if (!is_empty_arg(p)) {
|
|
desc->file_name = strdup(p);
|
|
if (desc->file_name == NULL) {
|
|
ERR("not enough memory");
|
|
return ERR_FATAL;
|
|
}
|
|
} else {
|
|
ERR("no file specified for option %c", ch);
|
|
return ERR_FATAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
process_images(void)
|
|
{
|
|
struct image_desc *desc;
|
|
uint32_t offs = 0;
|
|
int i;
|
|
int res;
|
|
|
|
kernel_image.out_size = board->max_kernel_size;
|
|
kernel_image.padc = DEFAULT_PADC;
|
|
res = image_stat_file(&kernel_image);
|
|
if (res)
|
|
return res;
|
|
|
|
if (!fs_image.file_name)
|
|
return 0;
|
|
|
|
fs_image.out_size = board->max_fs_size;
|
|
fs_image.padc = DEFAULT_PADC;
|
|
res = image_stat_file(&fs_image);
|
|
if (res)
|
|
return res;
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
int optinvalid = 0; /* flag for invalid option */
|
|
int c;
|
|
int res = ERR_FATAL;
|
|
|
|
FILE *outfile;
|
|
|
|
progname=basename(argv[0]);
|
|
|
|
opterr = 0; /* could not print standard getopt error messages */
|
|
while ( 1 ) {
|
|
optinvalid = 0;
|
|
|
|
c = getopt(argc, argv, "B:C:dhK:r:vw:x:");
|
|
if (c == -1)
|
|
break;
|
|
|
|
switch (c) {
|
|
case 'B':
|
|
optinvalid = parse_opt_board(c,optarg);
|
|
break;
|
|
case 'd':
|
|
invalid_causes_error = 0;
|
|
break;
|
|
case 'C':
|
|
case 'K':
|
|
optinvalid = parse_opt_image(c,optarg);
|
|
break;
|
|
case 'k':
|
|
keep_invalid_images = 1;
|
|
break;
|
|
case 'v':
|
|
verblevel++;
|
|
break;
|
|
case 'h':
|
|
usage(EXIT_SUCCESS);
|
|
break;
|
|
default:
|
|
optinvalid = 1;
|
|
break;
|
|
}
|
|
if (optinvalid != 0 ){
|
|
ERR("invalid option: -%c", optopt);
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
if (board == NULL) {
|
|
ERR("no board specified");
|
|
goto out;
|
|
}
|
|
|
|
if (optind == argc) {
|
|
ERR("no output file specified");
|
|
goto out;
|
|
}
|
|
|
|
ofname = argv[optind++];
|
|
|
|
if (optind < argc) {
|
|
ERR("invalid option: %s", argv[optind]);
|
|
goto out;
|
|
}
|
|
|
|
res = process_images();
|
|
if (res == ERR_FATAL)
|
|
goto out;
|
|
|
|
if (res == ERR_INVALID_IMAGE) {
|
|
if (invalid_causes_error)
|
|
res = ERR_FATAL;
|
|
|
|
if (keep_invalid_images == 0) {
|
|
WARN("generation of invalid images disabled", ofname);
|
|
goto out;
|
|
}
|
|
|
|
WARN("generating invalid image", ofname);
|
|
}
|
|
|
|
outfile = fopen(ofname, "w");
|
|
if (outfile == NULL) {
|
|
ERRS("could not open \"%s\" for writing", ofname);
|
|
res = ERR_FATAL;
|
|
goto out;
|
|
}
|
|
|
|
if (write_out_header(outfile) != 0) {
|
|
res = ERR_FATAL;
|
|
goto out_flush;
|
|
}
|
|
|
|
if (write_out_images(outfile) != 0) {
|
|
res = ERR_FATAL;
|
|
goto out_flush;
|
|
}
|
|
|
|
if (write_out_header(outfile) != 0) {
|
|
res = ERR_FATAL;
|
|
goto out_flush;
|
|
}
|
|
|
|
DBG(1,"Image file %s completed.", ofname);
|
|
|
|
out_flush:
|
|
fflush(outfile);
|
|
fclose(outfile);
|
|
if (res == ERR_FATAL) {
|
|
unlink(ofname);
|
|
}
|
|
out:
|
|
if (res == ERR_FATAL)
|
|
return EXIT_FAILURE;
|
|
|
|
return EXIT_SUCCESS;
|
|
}
|