diff options
Diffstat (limited to 'tools/firmware-utils/src/mkcasfw.c')
| -rw-r--r-- | tools/firmware-utils/src/mkcasfw.c | 1030 |
1 files changed, 1030 insertions, 0 deletions
diff --git a/tools/firmware-utils/src/mkcasfw.c b/tools/firmware-utils/src/mkcasfw.c new file mode 100644 index 000000000..626e77d4c --- /dev/null +++ b/tools/firmware-utils/src/mkcasfw.c @@ -0,0 +1,1030 @@ +/* + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + * + */ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <string.h> +#include <unistd.h> /* for unlink() */ +#include <libgen.h> +#include <getopt.h> /* for getopt() */ +#include <stdarg.h> +#include <errno.h> +#include <sys/stat.h> +#include <endian.h> /* for __BYTE_ORDER */ +#if defined(__CYGWIN__) +# include <byteswap.h> +#endif + +#if (__BYTE_ORDER == __LITTLE_ENDIAN) +# define HOST_TO_LE16(x) (x) +# define HOST_TO_LE32(x) (x) +# define LE16_TO_HOST(x) (x) +# define LE32_TO_HOST(x) (x) +#else +# define HOST_TO_LE16(x) bswap_16(x) +# define HOST_TO_LE32(x) bswap_32(x) +# define LE16_TO_HOST(x) bswap_16(x) +# define LE32_TO_HOST(x) bswap_32(x) +#endif + +#define MAX_NUM_BLOCKS 2 +#define MAX_ARG_COUNT 32 +#define MAX_ARG_LEN 1024 +#define FILE_BUF_LEN (16*1024) +#define DEFAULT_PADC 0xFF + +#define DEFAULT_BLOCK_ALIGN 0x10000U + +#define CSUM_TYPE_NONE 0 +#define CSUM_TYPE_8 1 +#define CSUM_TYPE_16 2 +#define CSUM_TYPE_32 3 + +struct csum_state{ + int size; + uint32_t val; + uint32_t tmp; + int odd; +}; + +struct image_desc { + int need_file; + char *file_name; /* name of the file */ + uint32_t file_size; /* length of the file */ + + uint32_t csum; + uint32_t out_size; + uint8_t padc; +}; + +struct fwhdr_nfs { + uint32_t type; + uint32_t kernel_offs; + uint32_t kernel_size; + uint32_t fs_offs; + uint32_t fs_size; + uint32_t kernel_csum; + uint32_t fs_csum; + uint32_t id; +} __attribute__ ((packed)); + +struct fwhdr_cas { + uint32_t type; + uint32_t kernel_offs; + uint32_t kernel_size; + uint32_t id; + uint32_t kernel_csum; + uint32_t magic1; + uint32_t magic2; + uint32_t magic3; +} __attribute__ ((packed)); + +union file_hdr { + struct fwhdr_cas cas; + struct fwhdr_nfs nfs; +}; + +struct board_info { + char *model; + char *name; + int header_type; + uint32_t id; + uint32_t max_kernel_size; + uint32_t max_fs_size; +}; + +#define HEADER_TYPE_NFS 0 +#define HEADER_TYPE_CAS 1 + +#define KERNEL_SIZE_CAS (61*64*1024) +#define KERNEL_SIZE_NFS (52*64*1024) +#define FS_SIZE_NFS (9*64*1024) + +#define CAS_MAGIC1 0x5241AA55 +#define CAS_MAGIC2 0x524F4741 +#define CAS_MAGIC3 0xD3F22D4E + +/* Cellvision/SparkLAN products */ +#define MODEL_CAS_630 0x01000000 +#define MODEL_CAS_630W 0x01000000 +#define MODEL_CAS_670 0x01000000 +#define MODEL_CAS_670W 0x01000000 +#define MODEL_NFS_101U 0x01000000 +#define MODEL_NFS_101WU 0x01000003 +#define MODEL_NFS_202U 0x01000001 +#define MODEL_NFS_202WU 0x01000002 + +/* Corega products */ +#define MODEL_CG_NSADP 0x01000020 /* NFS-101U */ +#define MODEL_CG_NSADPCR 0x01000021 /* NFS-202U */ + +/* D-Link products */ +#define MODEL_DCS_950 0x01010102 /* CAS-630 */ +#define MODEL_DCS_950G 0x01020102 /* CAS-630W */ +#define MODEL_DNS_120 0x01000030 /* NFS-101U */ +#define MODEL_DNS_G120 0x01000032 /* NFS-101WU */ + +/* Digitus products */ +#define MODEL_DN_16021 MODEL_CAS_630 +#define MODEL_DN_16022 MODEL_CAS_630W +#define MODEL_DN_16030 MODEL_CAS_670 +#define MODEL_DN_16031 MODEL_CAS_670W +#define MODEL_DN_7013 MODEL_NFS_101U + +/* Lobos products */ +#define MODEL_LB_SS01TXU 0x00000000 + +/* Neu-Fusion products */ + +/* Ovislink products */ +#define MODEL_MU_5000FS 0x01000040 /* NFS-101U */ +#define MODEL_WL_5420CAM 0x020B0101 /* CAS-630W? */ +#define MODEL_WL_5460CAM 0x020B0001 /* CAS-670W */ + +/* Repotec products */ + +/* Sitecom products */ +#define MODEL_LN_350 /* unknown */ +#define MODEL_LN_403 0x01020402 +#define MODEL_WL_401 0x01010402 + +/* Surecom products */ +#define MODEL_EP_4001_MM 0x01030A02 /* CAS-630 */ +#define MODEL_EP_4002_MM 0x01020A02 /* CAS-630W */ +#define MODEL_EP_4011_MM 0x01010A02 /* CAS-670 */ +#define MODEL_EP_4012_MM 0x01000A02 /* CAS-670W */ +#define MODEL_EP_9812_U /* unknown */ + +/* Trendnet products */ +#define MODEL_TN_U100 0x01000081 /* NFS-101U */ +#define MODEL_TN_U200 0x01000082 /* NFS-202U */ + +/* + * Globals + */ +char *progname; +char *ofname; +int verblevel; +int keep_invalid_images; +int invalid_causes_error = 1; +union file_hdr header; + +struct image_desc kernel_image; +struct image_desc fs_image; + +struct board_info *board = NULL; + +#define BOARD(m, n, i, ks, fs, h) { \ + .model = (m), \ + .name = (n), \ + .id = (i), \ + .max_kernel_size = (ks), \ + .max_fs_size = (fs), \ + .header_type = (h) \ + } + +#define BOARD_CAS(m,n,i) \ + BOARD(m, n, i, KERNEL_SIZE_CAS, 0, HEADER_TYPE_CAS) +#define BOARD_NFS(m,n,i) \ + BOARD(m, n, i, KERNEL_SIZE_NFS, FS_SIZE_NFS, HEADER_TYPE_NFS) + +static struct board_info boards[] = { + /* Cellvision/Sparklan products */ + BOARD_CAS("CAS-630", "Cellvision CAS-630", MODEL_CAS_630), + BOARD_CAS("CAS-630W", "Cellvision CAS-630W", MODEL_CAS_630W), + BOARD_CAS("CAS-670", "Cellvision CAS-670", MODEL_CAS_670), + BOARD_CAS("CAS-670W", "Cellvision CAS-670W", MODEL_CAS_670W), + BOARD_NFS("NFS-101U", "Cellvision NFS-101U", MODEL_NFS_101U), + BOARD_NFS("NFS-101WU", "Cellvision NFS-101WU", MODEL_NFS_101WU), + BOARD_NFS("NFS-202U", "Cellvision NFS-202U", MODEL_NFS_202U), + BOARD_NFS("NFS-202WU", "Cellvision NFS-202WU", MODEL_NFS_202WU), + + /* Corega products */ + BOARD_NFS("CG-NSADP", "Corega CG-NSADP", MODEL_CG_NSADP), + BOARD_NFS("CG-NSADPCR", "Corega CG-NSADPCR", MODEL_CG_NSADPCR), + + /* D-Link products */ + BOARD_CAS("DCS-950", "D-Link DCS-950", MODEL_DCS_950), + BOARD_CAS("DCS-950G", "D-Link DCS-950G", MODEL_DCS_950G), + BOARD_NFS("DNS-120", "D-Link DNS-120", MODEL_DNS_120), + BOARD_NFS("DNS-G120", "D-Link DNS-G120", MODEL_DNS_G120), + + /* Digitus products */ + BOARD_NFS("DN-7013", "Digitus DN-7013", MODEL_DN_7013), + + /* Lobos products */ + BOARD_NFS("LB-SS01TXU", "Lobos LB-SS01TXU", MODEL_LB_SS01TXU), + + /* Ovislink products */ + BOARD_NFS("MU-5000FS", "Ovislink MU-5000FS", MODEL_MU_5000FS), + BOARD_CAS("WL-5420CAM", "Ovislink WL-5420 CAM", MODEL_WL_5420CAM), + BOARD_CAS("WL-5460CAM", "Ovislink WL-5460 CAM", MODEL_WL_5460CAM), + + /* Sitecom products */ + BOARD_CAS("LN-403", "Sitecom LN-403", MODEL_LN_403), + BOARD_CAS("WL-401", "Sitecom WL-401", MODEL_WL_401), + + /* Surecom products */ + BOARD_CAS("EP-4001-MM", "Surecom EP-4001-MM", MODEL_EP_4001_MM), + BOARD_CAS("EP-4002-MM", "Surecom EP-4002-MM", MODEL_EP_4002_MM), + BOARD_CAS("EP-4011-MM", "Surecom EP-4011-MM", MODEL_EP_4011_MM), + BOARD_CAS("EP-4012-MM", "Surecom EP-4012-MM", MODEL_EP_4012_MM), + + /* TrendNET products */ + BOARD_NFS("TN-U100", "TrendNET TN-U100", MODEL_TN_U100), + BOARD_NFS("TN-U200", "TrendNET TN-U200", MODEL_TN_U200), + + {.model = NULL} +}; + +/* + * Message macros + */ +#define ERR(fmt, ...) do { \ + fflush(0); \ + fprintf(stderr, "[%s] *** error: " fmt "\n", \ + progname, ## __VA_ARGS__ ); \ +} while (0) + +#define ERRS(fmt, ...) do { \ + int save = errno; \ + fflush(0); \ + fprintf(stderr, "[%s] *** error: " fmt "\n", \ + progname, ## __VA_ARGS__, strerror(save)); \ +} while (0) + +#define WARN(fmt, ...) do { \ + fprintf(stderr, "[%s] *** warning: " fmt "\n", \ + progname, ## __VA_ARGS__ ); \ +} while (0) + +#define DBG(lev, fmt, ...) do { \ + if (verblevel < lev) \ + break;\ + fprintf(stderr, "[%s] " fmt "\n", progname, ## __VA_ARGS__ ); \ +} while (0) + +#define ERR_FATAL -1 +#define ERR_INVALID_IMAGE -2 + +void +usage(int status) +{ + FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout; + struct board_info *board; + + fprintf(stream, "Usage: %s [OPTIONS...] <file>\n", progname); + fprintf(stream, +"\n" +"Options:\n" +" -B <board> create image for the board specified with <board>.\n" +" valid <board> values:\n" + ); + for (board = boards; board->model != NULL; board++){ + fprintf(stream, +" %-12s: %s\n", + board->model, board->name); + }; + fprintf(stream, +" -d don't throw error on invalid images\n" +" -k keep invalid images\n" +" -K <file> add kernel to the image\n" +" -C <file> add custom filesystem to the image\n" +" -h show this screen\n" +"Parameters:\n" +" <file> write output to the file <file>\n" + ); + + exit(status); +} + +static inline uint32_t align(uint32_t base, uint32_t alignment) +{ + uint32_t ret; + + if (alignment) { + ret = (base + alignment - 1); + ret &= ~(alignment-1); + } else { + ret = base; + } + + return ret; +} + +/* + * argument parsing + */ +int +str2u32(char *arg, uint32_t *val) +{ + char *err = NULL; + uint32_t t; + + errno=0; + t = strtoul(arg, &err, 0); + if (errno || (err==arg) || ((err != NULL) && *err)) { + return -1; + } + + *val = t; + return 0; +} + + +int +str2u16(char *arg, uint16_t *val) +{ + char *err = NULL; + uint32_t t; + + errno=0; + t = strtoul(arg, &err, 0); + if (errno || (err==arg) || ((err != NULL) && *err) || (t >= 0x10000)) { + return -1; + } + + *val = t & 0xFFFF; + return 0; +} + +int +str2u8(char *arg, uint8_t *val) +{ + char *err = NULL; + uint32_t t; + + errno=0; + t = strtoul(arg, &err, 0); + if (errno || (err==arg) || ((err != NULL) && *err) || (t >= 0x100)) { + return -1; + } + + *val = t & 0xFF; + return 0; +} + +int +parse_arg(char *arg, char *buf, char *argv[]) +{ + int res = 0; + size_t argl; + char *tok; + char **ap = &buf; + int i; + + memset(argv, 0, MAX_ARG_COUNT * sizeof(void *)); + + if ((arg == NULL)) { + /* no arguments */ + return 0; + } + + argl = strlen(arg); + if (argl == 0) { + /* no arguments */ + return 0; + } + + if (argl >= MAX_ARG_LEN) { + /* argument is too long */ + argl = MAX_ARG_LEN-1; + } + + memcpy(buf, arg, argl); + buf[argl] = '\0'; + + for (i = 0; i < MAX_ARG_COUNT; i++) { + tok = strsep(ap, ":"); + if (tok == NULL) { + break; + } +#if 0 + else if (tok[0] == '\0') { + break; + } +#endif + argv[i] = tok; + res++; + } + + return res; +} + + +int +required_arg(char c, char *arg) +{ + if (arg == NULL || *arg != '-') + return 0; + + ERR("option -%c requires an argument\n", c); + return ERR_FATAL; +} + + +int +is_empty_arg(char *arg) +{ + int ret = 1; + if (arg != NULL) { + if (*arg) ret = 0; + }; + return ret; +} + + +void +csum8_update(uint8_t *p, uint32_t len, struct csum_state *css) +{ + for ( ; len > 0; len --) { + css->val += *p++; + } +} + + +uint16_t +csum8_get(struct csum_state *css) +{ + uint8_t t; + + t = css->val; + return ~t + 1; +} + + +void +csum16_update(uint8_t *p, uint32_t len, struct csum_state *css) +{ + uint16_t t; + + if (css->odd) { + t = css->tmp + (p[0]<<8); + css->val += LE16_TO_HOST(t); + css->odd = 0; + len--; + p++; + } + + for ( ; len > 1; len -= 2, p +=2 ) { + t = p[0] + (p[1] << 8); + css->val += LE16_TO_HOST(t); + } + + if (len == 1) { + css->tmp = p[0]; + css->odd = 1; + } +} + + +uint16_t +csum16_get(struct csum_state *css) +{ + char pad = 0; + + csum16_update(&pad, 1, css); + return ~css->val + 1; +} + +void +csum32_update(uint8_t *p, uint32_t len, struct csum_state *css) +{ + uint32_t t; + + for ( ; len > 3; len -= 4, p += 4 ) { + t = p[0] + (p[1] << 8) + (p[2] << 16) + (p[3] << 24); + css->val ^= t; + } +} + +uint32_t +csum32_get(struct csum_state *css) +{ + return css->val; +} + + +void +csum_init(struct csum_state *css, int size) +{ + css->val = 0; + css->tmp = 0; + css->odd = 0; + css->size = size; +} + +void +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; +} |