--- /dev/null
+/*
+ * $Id$
+ *
+ * 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 */
+
+/* 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 0x01000081 /* 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),
+
+ /* 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;
+}
projects / openwrt.git / commitdiff