OpenWrt – Blame information for rev 2
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Rev | Author | Line No. | Line |
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1 | office | 1 | /* |
2 | * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org> |
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3 | * |
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4 | * This tool was based on: |
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5 | * TP-Link WR941 V2 firmware checksum fixing tool. |
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6 | * Copyright (C) 2008,2009 Wang Jian <lark@linux.net.cn> |
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7 | * |
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8 | * This program is free software; you can redistribute it and/or modify it |
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9 | * under the terms of the GNU General Public License version 2 as published |
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10 | * by the Free Software Foundation. |
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11 | * |
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12 | */ |
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13 | |||
14 | #include <stdio.h> |
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15 | #include <stdlib.h> |
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16 | #include <stdint.h> |
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17 | #include <string.h> |
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18 | #include <unistd.h> /* for unlink() */ |
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19 | #include <libgen.h> |
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20 | #include <getopt.h> /* for getopt() */ |
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21 | #include <stdarg.h> |
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22 | #include <errno.h> |
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23 | #include <stdbool.h> |
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24 | #include <endian.h> |
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25 | #include <sys/stat.h> |
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26 | |||
27 | #include <arpa/inet.h> |
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28 | #include <netinet/in.h> |
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29 | |||
30 | #include "md5.h" |
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31 | #include "mktplinkfw-lib.h" |
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32 | |||
33 | struct fw_header { |
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34 | uint32_t version; /* 0x00: header version */ |
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35 | char fw_version[48]; /* 0x04: fw version string */ |
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36 | uint32_t hw_id; /* 0x34: hardware id */ |
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37 | uint32_t hw_rev; /* 0x38: FIXME: hardware revision? */ |
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38 | uint32_t hw_ver_add; /* 0x3c: additional hardware version */ |
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39 | uint8_t md5sum1[MD5SUM_LEN]; /* 0x40 */ |
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40 | uint32_t unk2; /* 0x50: 0x00000000 */ |
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41 | uint8_t md5sum2[MD5SUM_LEN]; /* 0x54 */ |
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42 | uint32_t unk3; /* 0x64: 0xffffffff */ |
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43 | |||
44 | uint32_t kernel_la; /* 0x68: kernel load address */ |
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45 | uint32_t kernel_ep; /* 0x6c: kernel entry point */ |
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46 | uint32_t fw_length; /* 0x70: total length of the image */ |
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47 | uint32_t kernel_ofs; /* 0x74: kernel data offset */ |
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48 | uint32_t kernel_len; /* 0x78: kernel data length */ |
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49 | uint32_t rootfs_ofs; /* 0x7c: rootfs data offset */ |
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50 | uint32_t rootfs_len; /* 0x80: rootfs data length */ |
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51 | uint32_t boot_ofs; /* 0x84: bootloader offset */ |
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52 | uint32_t boot_len; /* 0x88: bootloader length */ |
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53 | uint16_t unk4; /* 0x8c: 0x55aa */ |
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54 | uint8_t sver_hi; /* 0x8e */ |
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55 | uint8_t sver_lo; /* 0x8f */ |
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56 | uint8_t unk5; /* 0x90: magic: 0xa5 */ |
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57 | uint8_t ver_hi; /* 0x91 */ |
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58 | uint8_t ver_mid; /* 0x92 */ |
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59 | uint8_t ver_lo; /* 0x93 */ |
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60 | uint8_t pad[364]; |
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61 | } __attribute__ ((packed)); |
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62 | |||
63 | #define FLAG_LE_KERNEL_LA_EP 0x00000001 /* Little-endian used for kernel load address & entry point */ |
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64 | |||
65 | struct board_info { |
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66 | char *id; |
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67 | uint32_t hw_id; |
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68 | uint32_t hw_rev; |
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69 | uint32_t hw_ver_add; |
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70 | char *layout_id; |
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71 | uint32_t hdr_ver; |
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72 | uint32_t flags; |
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73 | }; |
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74 | |||
75 | /* |
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76 | * Globals |
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77 | */ |
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78 | char *ofname; |
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79 | char *progname; |
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80 | static char *vendor = "TP-LINK Technologies"; |
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81 | static char *version = "ver. 1.0"; |
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82 | static char *fw_ver = "0.0.0"; |
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83 | static char *sver = "1.0"; |
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84 | static uint32_t hdr_ver = 2; |
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85 | |||
86 | static struct board_info custom_board; |
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87 | |||
88 | static struct board_info *board; |
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89 | static char *layout_id; |
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90 | struct flash_layout *layout; |
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91 | static char *opt_hw_id; |
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92 | static char *opt_hw_rev; |
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93 | static char *opt_hw_ver_add; |
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94 | static int fw_ver_lo; |
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95 | static int fw_ver_mid; |
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96 | static int fw_ver_hi; |
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97 | static int sver_lo; |
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98 | static int sver_hi; |
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99 | struct file_info kernel_info; |
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100 | static uint32_t kernel_la = 0; |
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101 | static uint32_t kernel_ep = 0; |
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102 | uint32_t kernel_len = 0; |
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103 | struct file_info rootfs_info; |
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104 | uint32_t rootfs_ofs = 0; |
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105 | uint32_t rootfs_align; |
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106 | static struct file_info boot_info; |
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107 | int combined; |
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108 | int strip_padding; |
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109 | int add_jffs2_eof; |
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110 | |||
111 | static struct file_info inspect_info; |
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112 | static int extract = 0; |
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113 | |||
114 | char md5salt_normal[MD5SUM_LEN] = { |
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115 | 0xdc, 0xd7, 0x3a, 0xa5, 0xc3, 0x95, 0x98, 0xfb, |
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116 | 0xdc, 0xf9, 0xe7, 0xf4, 0x0e, 0xae, 0x47, 0x37, |
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117 | }; |
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118 | |||
119 | char md5salt_boot[MD5SUM_LEN] = { |
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120 | 0x8c, 0xef, 0x33, 0x5f, 0xd5, 0xc5, 0xce, 0xfa, |
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121 | 0xac, 0x9c, 0x28, 0xda, 0xb2, 0xe9, 0x0f, 0x42, |
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122 | }; |
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123 | |||
124 | static struct flash_layout layouts[] = { |
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125 | { |
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126 | .id = "4Mmtk", |
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127 | .fw_max_len = 0x3d0000, |
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128 | .kernel_la = 0x80000000, |
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129 | .kernel_ep = 0x80000000, |
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130 | .rootfs_ofs = 0x140000, |
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131 | }, { |
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132 | .id = "8Mltq", |
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133 | .fw_max_len = 0x7a0000, |
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134 | .kernel_la = 0x80002000, |
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135 | .kernel_ep = 0x80002000, |
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136 | .rootfs_ofs = 0x140000, |
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137 | }, { |
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138 | .id = "16Mltq", |
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139 | .fw_max_len = 0xf90000, |
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140 | .kernel_la = 0x80002000, |
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141 | .kernel_ep = 0x800061b0, |
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142 | .rootfs_ofs = 0x140000, |
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143 | }, { |
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144 | .id = "8Mmtk", |
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145 | .fw_max_len = 0x7a0000, |
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146 | .kernel_la = 0x80000000, |
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147 | .kernel_ep = 0x80000000, |
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148 | .rootfs_ofs = 0x140000, |
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149 | }, { |
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150 | .id = "8MSUmtk", /* Split U-Boot OS */ |
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151 | .fw_max_len = 0x770000, |
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152 | .kernel_la = 0x80000000, |
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153 | .kernel_ep = 0x80000000, |
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154 | .rootfs_ofs = 0x140000, |
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155 | }, { |
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156 | .id = "8MLmtk", |
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157 | .fw_max_len = 0x7b0000, |
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158 | .kernel_la = 0x80000000, |
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159 | .kernel_ep = 0x80000000, |
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160 | .rootfs_ofs = 0x140000, |
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161 | }, { |
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162 | /* terminating entry */ |
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163 | } |
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164 | }; |
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165 | |||
166 | static void usage(int status) |
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167 | { |
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168 | FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout; |
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169 | struct board_info *board; |
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170 | |||
171 | fprintf(stream, "Usage: %s [OPTIONS...]\n", progname); |
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172 | fprintf(stream, |
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173 | "\n" |
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174 | "Options:\n" |
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175 | " -c use combined kernel image\n" |
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176 | " -e swap endianness in kernel load address and entry point\n" |
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177 | " -E <ep> overwrite kernel entry point with <ep> (hexval prefixed with 0x)\n" |
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178 | " -L <la> overwrite kernel load address with <la> (hexval prefixed with 0x)\n" |
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179 | " -H <hwid> use hardware id specified with <hwid>\n" |
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180 | " -W <hwrev> use hardware revision specified with <hwrev>\n" |
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181 | " -w <hwveradd> use additional hardware version specified with <hwveradd>\n" |
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182 | " -F <id> use flash layout specified with <id>\n" |
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183 | " -k <file> read kernel image from the file <file>\n" |
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184 | " -r <file> read rootfs image from the file <file>\n" |
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185 | " -a <align> align the rootfs start on an <align> bytes boundary\n" |
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186 | " -R <offset> overwrite rootfs offset with <offset> (hexval prefixed with 0x)\n" |
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187 | " -o <file> write output to the file <file>\n" |
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188 | " -s strip padding from the end of the image\n" |
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189 | " -j add jffs2 end-of-filesystem markers\n" |
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190 | " -N <vendor> set image vendor to <vendor>\n" |
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191 | " -T <version> set header version to <version>\n" |
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192 | " -V <version> set image version to <version>\n" |
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193 | " -v <version> set firmware version to <version>\n" |
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194 | " -y <version> set secondary version to <version>\n" |
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195 | " -i <file> inspect given firmware file <file>\n" |
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196 | " -x extract kernel and rootfs while inspecting (requires -i)\n" |
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197 | " -h show this screen\n" |
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198 | ); |
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199 | |||
200 | exit(status); |
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201 | } |
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202 | |||
203 | static int check_options(void) |
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204 | { |
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205 | int ret; |
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206 | |||
207 | if (inspect_info.file_name) { |
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208 | ret = get_file_stat(&inspect_info); |
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209 | if (ret) |
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210 | return ret; |
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211 | |||
212 | return 0; |
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213 | } else if (extract) { |
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214 | ERR("no firmware for inspection specified"); |
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215 | return -1; |
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216 | } |
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217 | |||
218 | if (opt_hw_id == NULL) { |
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219 | ERR("hardware id must be specified"); |
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220 | return -1; |
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221 | } |
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222 | |||
223 | board = &custom_board; |
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224 | |||
225 | if (layout_id == NULL) { |
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226 | ERR("flash layout is not specified"); |
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227 | return -1; |
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228 | } |
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229 | |||
230 | board->hw_id = strtoul(opt_hw_id, NULL, 0); |
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231 | |||
232 | board->hw_rev = 1; |
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233 | board->hw_ver_add = 0; |
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234 | |||
235 | if (opt_hw_rev) |
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236 | board->hw_rev = strtoul(opt_hw_rev, NULL, 0); |
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237 | if (opt_hw_ver_add) |
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238 | board->hw_ver_add = strtoul(opt_hw_ver_add, NULL, 0); |
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239 | |||
240 | layout = find_layout(layouts, layout_id); |
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241 | if (layout == NULL) { |
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242 | ERR("unknown flash layout \"%s\"", layout_id); |
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243 | return -1; |
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244 | } |
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245 | |||
246 | if (!kernel_la) |
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247 | kernel_la = layout->kernel_la; |
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248 | if (!kernel_ep) |
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249 | kernel_ep = layout->kernel_ep; |
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250 | if (!rootfs_ofs) |
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251 | rootfs_ofs = layout->rootfs_ofs; |
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252 | |||
253 | if (kernel_info.file_name == NULL) { |
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254 | ERR("no kernel image specified"); |
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255 | return -1; |
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256 | } |
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257 | |||
258 | ret = get_file_stat(&kernel_info); |
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259 | if (ret) |
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260 | return ret; |
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261 | |||
262 | kernel_len = kernel_info.file_size; |
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263 | |||
264 | if (combined) { |
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265 | if (kernel_info.file_size > |
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266 | layout->fw_max_len - sizeof(struct fw_header)) { |
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267 | ERR("kernel image is too big"); |
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268 | return -1; |
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269 | } |
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270 | } else { |
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271 | if (rootfs_info.file_name == NULL) { |
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272 | ERR("no rootfs image specified"); |
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273 | return -1; |
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274 | } |
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275 | |||
276 | ret = get_file_stat(&rootfs_info); |
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277 | if (ret) |
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278 | return ret; |
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279 | |||
280 | if (rootfs_align) { |
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281 | kernel_len += sizeof(struct fw_header); |
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282 | rootfs_ofs = ALIGN(kernel_len, rootfs_align); |
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283 | kernel_len -= sizeof(struct fw_header); |
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284 | |||
285 | DBG("rootfs offset aligned to 0x%u", rootfs_ofs); |
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286 | |||
287 | if (kernel_len + rootfs_info.file_size > |
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288 | layout->fw_max_len - sizeof(struct fw_header)) { |
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289 | ERR("images are too big"); |
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290 | return -1; |
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291 | } |
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292 | } else { |
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293 | if (kernel_info.file_size > |
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294 | rootfs_ofs - sizeof(struct fw_header)) { |
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295 | ERR("kernel image is too big"); |
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296 | return -1; |
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297 | } |
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298 | |||
299 | if (rootfs_info.file_size > |
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300 | (layout->fw_max_len - rootfs_ofs)) { |
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301 | ERR("rootfs image is too big"); |
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302 | return -1; |
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303 | } |
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304 | } |
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305 | } |
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306 | |||
307 | if (ofname == NULL) { |
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308 | ERR("no output file specified"); |
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309 | return -1; |
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310 | } |
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311 | |||
312 | ret = sscanf(fw_ver, "%d.%d.%d", &fw_ver_hi, &fw_ver_mid, &fw_ver_lo); |
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313 | if (ret != 3) { |
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314 | ERR("invalid firmware version '%s'", fw_ver); |
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315 | return -1; |
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316 | } |
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317 | |||
318 | ret = sscanf(sver, "%d.%d", &sver_hi, &sver_lo); |
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319 | if (ret != 2) { |
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320 | ERR("invalid secondary version '%s'", sver); |
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321 | return -1; |
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322 | } |
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323 | |||
324 | return 0; |
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325 | } |
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326 | |||
327 | void fill_header(char *buf, int len) |
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328 | { |
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329 | struct fw_header *hdr = (struct fw_header *)buf; |
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330 | unsigned ver_len; |
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331 | |||
332 | memset(hdr, '\xff', sizeof(struct fw_header)); |
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333 | |||
334 | hdr->version = htonl(bswap_32(hdr_ver)); |
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335 | ver_len = strlen(version); |
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336 | if (ver_len > (sizeof(hdr->fw_version) - 1)) |
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337 | ver_len = sizeof(hdr->fw_version) - 1; |
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338 | |||
339 | memcpy(hdr->fw_version, version, ver_len); |
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340 | hdr->fw_version[ver_len] = 0; |
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341 | |||
342 | hdr->hw_id = htonl(board->hw_id); |
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343 | hdr->hw_rev = htonl(board->hw_rev); |
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344 | hdr->hw_ver_add = htonl(board->hw_ver_add); |
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345 | |||
346 | if (boot_info.file_size == 0) { |
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347 | memcpy(hdr->md5sum1, md5salt_normal, sizeof(hdr->md5sum1)); |
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348 | hdr->boot_ofs = htonl(0); |
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349 | hdr->boot_len = htonl(0); |
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350 | } else { |
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351 | memcpy(hdr->md5sum1, md5salt_boot, sizeof(hdr->md5sum1)); |
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352 | hdr->boot_ofs = htonl(rootfs_ofs + rootfs_info.file_size); |
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353 | hdr->boot_len = htonl(rootfs_info.file_size); |
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354 | } |
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355 | |||
356 | hdr->kernel_la = htonl(kernel_la); |
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357 | hdr->kernel_ep = htonl(kernel_ep); |
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358 | hdr->fw_length = htonl(layout->fw_max_len); |
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359 | hdr->kernel_ofs = htonl(sizeof(struct fw_header)); |
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360 | hdr->kernel_len = htonl(kernel_len); |
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361 | if (!combined) { |
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362 | hdr->rootfs_ofs = htonl(rootfs_ofs); |
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363 | hdr->rootfs_len = htonl(rootfs_info.file_size); |
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364 | } |
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365 | |||
366 | hdr->boot_ofs = htonl(0); |
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367 | hdr->boot_len = htonl(boot_info.file_size); |
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368 | |||
369 | hdr->unk2 = htonl(0); |
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370 | hdr->unk3 = htonl(0xffffffff); |
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371 | hdr->unk4 = htons(0x55aa); |
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372 | hdr->unk5 = 0xa5; |
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373 | |||
374 | hdr->sver_hi = sver_hi; |
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375 | hdr->sver_lo = sver_lo; |
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376 | |||
377 | hdr->ver_hi = fw_ver_hi; |
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378 | hdr->ver_mid = fw_ver_mid; |
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379 | hdr->ver_lo = fw_ver_lo; |
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380 | |||
381 | if (board->flags & FLAG_LE_KERNEL_LA_EP) { |
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382 | hdr->kernel_la = bswap_32(hdr->kernel_la); |
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383 | hdr->kernel_ep = bswap_32(hdr->kernel_ep); |
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384 | } |
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385 | |||
386 | get_md5(buf, len, hdr->md5sum1); |
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387 | } |
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388 | |||
389 | static int inspect_fw(void) |
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390 | { |
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391 | char *buf; |
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392 | struct fw_header *hdr; |
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393 | uint8_t md5sum[MD5SUM_LEN]; |
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394 | struct board_info *board; |
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395 | int ret = EXIT_FAILURE; |
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396 | |||
397 | buf = malloc(inspect_info.file_size); |
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398 | if (!buf) { |
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399 | ERR("no memory for buffer!\n"); |
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400 | goto out; |
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401 | } |
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402 | |||
403 | ret = read_to_buf(&inspect_info, buf); |
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404 | if (ret) |
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405 | goto out_free_buf; |
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406 | hdr = (struct fw_header *)buf; |
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407 | |||
408 | board = &custom_board; |
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409 | |||
410 | if (board->flags & FLAG_LE_KERNEL_LA_EP) { |
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411 | hdr->kernel_la = bswap_32(hdr->kernel_la); |
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412 | hdr->kernel_ep = bswap_32(hdr->kernel_ep); |
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413 | } |
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414 | |||
415 | inspect_fw_pstr("File name", inspect_info.file_name); |
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416 | inspect_fw_phexdec("File size", inspect_info.file_size); |
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417 | |||
418 | switch(bswap_32(ntohl(hdr->version))) { |
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419 | case 2: |
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420 | case 3: |
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421 | break; |
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422 | default: |
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423 | ERR("file does not seem to have V2/V3 header!\n"); |
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424 | goto out_free_buf; |
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425 | } |
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426 | |||
427 | inspect_fw_phexdec("Version 2 Header size", sizeof(struct fw_header)); |
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428 | |||
429 | memcpy(md5sum, hdr->md5sum1, sizeof(md5sum)); |
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430 | if (ntohl(hdr->boot_len) == 0) |
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431 | memcpy(hdr->md5sum1, md5salt_normal, sizeof(md5sum)); |
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432 | else |
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433 | memcpy(hdr->md5sum1, md5salt_boot, sizeof(md5sum)); |
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434 | get_md5(buf, inspect_info.file_size, hdr->md5sum1); |
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435 | |||
436 | if (memcmp(md5sum, hdr->md5sum1, sizeof(md5sum))) { |
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437 | inspect_fw_pmd5sum("Header MD5Sum1", md5sum, "(*ERROR*)"); |
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438 | inspect_fw_pmd5sum(" --> expected", hdr->md5sum1, ""); |
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439 | } else { |
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440 | inspect_fw_pmd5sum("Header MD5Sum1", md5sum, "(ok)"); |
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441 | } |
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442 | if (ntohl(hdr->unk2) != 0) |
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443 | inspect_fw_phexdec("Unknown value 2", hdr->unk2); |
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444 | inspect_fw_pmd5sum("Header MD5Sum2", hdr->md5sum2, |
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445 | "(purpose yet unknown, unchecked here)"); |
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446 | |||
447 | if (ntohl(hdr->unk3) != 0xffffffff) |
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448 | inspect_fw_phexdec("Unknown value 3", hdr->unk3); |
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449 | |||
450 | if (ntohs(hdr->unk4) != 0x55aa) |
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451 | inspect_fw_phexdec("Unknown value 4", hdr->unk4); |
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452 | |||
453 | if (hdr->unk5 != 0xa5) |
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454 | inspect_fw_phexdec("Unknown value 5", hdr->unk5); |
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455 | |||
456 | printf("\n"); |
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457 | |||
458 | inspect_fw_pstr("Firmware version", hdr->fw_version); |
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459 | inspect_fw_phex("Hardware ID", ntohl(hdr->hw_id)); |
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460 | inspect_fw_phex("Hardware Revision", |
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461 | ntohl(hdr->hw_rev)); |
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462 | inspect_fw_phex("Additional HW Version", |
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463 | ntohl(hdr->hw_ver_add)); |
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464 | |||
465 | printf("%-23s: %d.%d.%d-%d.%d\n", "Software version", |
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466 | hdr->ver_hi, hdr->ver_mid, hdr->ver_lo, |
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467 | hdr->sver_hi, hdr->sver_lo); |
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468 | |||
469 | printf("\n"); |
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470 | |||
471 | inspect_fw_phexdec("Kernel data offset", |
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472 | ntohl(hdr->kernel_ofs)); |
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473 | inspect_fw_phexdec("Kernel data length", |
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474 | ntohl(hdr->kernel_len)); |
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475 | inspect_fw_phex("Kernel load address", |
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476 | ntohl(hdr->kernel_la)); |
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477 | inspect_fw_phex("Kernel entry point", |
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478 | ntohl(hdr->kernel_ep)); |
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479 | inspect_fw_phexdec("Rootfs data offset", |
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480 | ntohl(hdr->rootfs_ofs)); |
||
481 | inspect_fw_phexdec("Rootfs data length", |
||
482 | ntohl(hdr->rootfs_len)); |
||
483 | inspect_fw_phexdec("Boot loader data offset", |
||
484 | ntohl(hdr->boot_ofs)); |
||
485 | inspect_fw_phexdec("Boot loader data length", |
||
486 | ntohl(hdr->boot_len)); |
||
487 | inspect_fw_phexdec("Total firmware length", |
||
488 | ntohl(hdr->fw_length)); |
||
489 | |||
490 | if (extract) { |
||
491 | FILE *fp; |
||
492 | char *filename; |
||
493 | |||
494 | printf("\n"); |
||
495 | |||
496 | filename = malloc(strlen(inspect_info.file_name) + 8); |
||
497 | sprintf(filename, "%s-kernel", inspect_info.file_name); |
||
498 | printf("Extracting kernel to \"%s\"...\n", filename); |
||
499 | fp = fopen(filename, "w"); |
||
500 | if (fp) { |
||
501 | if (!fwrite(buf + ntohl(hdr->kernel_ofs), |
||
502 | ntohl(hdr->kernel_len), 1, fp)) { |
||
503 | ERR("error in fwrite(): %s", strerror(errno)); |
||
504 | } |
||
505 | fclose(fp); |
||
506 | } else { |
||
507 | ERR("error in fopen(): %s", strerror(errno)); |
||
508 | } |
||
509 | free(filename); |
||
510 | |||
511 | filename = malloc(strlen(inspect_info.file_name) + 8); |
||
512 | sprintf(filename, "%s-rootfs", inspect_info.file_name); |
||
513 | printf("Extracting rootfs to \"%s\"...\n", filename); |
||
514 | fp = fopen(filename, "w"); |
||
515 | if (fp) { |
||
516 | if (!fwrite(buf + ntohl(hdr->rootfs_ofs), |
||
517 | ntohl(hdr->rootfs_len), 1, fp)) { |
||
518 | ERR("error in fwrite(): %s", strerror(errno)); |
||
519 | } |
||
520 | fclose(fp); |
||
521 | } else { |
||
522 | ERR("error in fopen(): %s", strerror(errno)); |
||
523 | } |
||
524 | free(filename); |
||
525 | } |
||
526 | |||
527 | out_free_buf: |
||
528 | free(buf); |
||
529 | out: |
||
530 | return ret; |
||
531 | } |
||
532 | |||
533 | int main(int argc, char *argv[]) |
||
534 | { |
||
535 | int ret = EXIT_FAILURE; |
||
536 | |||
537 | progname = basename(argv[0]); |
||
538 | |||
539 | while ( 1 ) { |
||
540 | int c; |
||
541 | |||
542 | c = getopt(argc, argv, "a:H:E:F:L:V:N:W:w:ci:k:r:R:o:xhsjv:y:T:e"); |
||
543 | if (c == -1) |
||
544 | break; |
||
545 | |||
546 | switch (c) { |
||
547 | case 'a': |
||
548 | sscanf(optarg, "0x%x", &rootfs_align); |
||
549 | break; |
||
550 | case 'H': |
||
551 | opt_hw_id = optarg; |
||
552 | break; |
||
553 | case 'E': |
||
554 | sscanf(optarg, "0x%x", &kernel_ep); |
||
555 | break; |
||
556 | case 'F': |
||
557 | layout_id = optarg; |
||
558 | break; |
||
559 | case 'W': |
||
560 | opt_hw_rev = optarg; |
||
561 | break; |
||
562 | case 'w': |
||
563 | opt_hw_ver_add = optarg; |
||
564 | break; |
||
565 | case 'L': |
||
566 | sscanf(optarg, "0x%x", &kernel_la); |
||
567 | break; |
||
568 | case 'V': |
||
569 | version = optarg; |
||
570 | break; |
||
571 | case 'v': |
||
572 | fw_ver = optarg; |
||
573 | break; |
||
574 | case 'y': |
||
575 | sver = optarg; |
||
576 | break; |
||
577 | case 'N': |
||
578 | vendor = optarg; |
||
579 | break; |
||
580 | case 'c': |
||
581 | combined++; |
||
582 | break; |
||
583 | case 'k': |
||
584 | kernel_info.file_name = optarg; |
||
585 | break; |
||
586 | case 'r': |
||
587 | rootfs_info.file_name = optarg; |
||
588 | break; |
||
589 | case 'R': |
||
590 | sscanf(optarg, "0x%x", &rootfs_ofs); |
||
591 | break; |
||
592 | case 'o': |
||
593 | ofname = optarg; |
||
594 | break; |
||
595 | case 's': |
||
596 | strip_padding = 1; |
||
597 | break; |
||
598 | case 'i': |
||
599 | inspect_info.file_name = optarg; |
||
600 | break; |
||
601 | case 'j': |
||
602 | add_jffs2_eof = 1; |
||
603 | break; |
||
604 | case 'x': |
||
605 | extract = 1; |
||
606 | break; |
||
607 | case 'T': |
||
608 | hdr_ver = atoi(optarg); |
||
609 | break; |
||
610 | case 'e': |
||
611 | custom_board.flags = FLAG_LE_KERNEL_LA_EP; |
||
612 | break; |
||
613 | case 'h': |
||
614 | usage(EXIT_SUCCESS); |
||
615 | break; |
||
616 | default: |
||
617 | usage(EXIT_FAILURE); |
||
618 | break; |
||
619 | } |
||
620 | } |
||
621 | |||
622 | ret = check_options(); |
||
623 | if (ret) |
||
624 | goto out; |
||
625 | |||
626 | if (!inspect_info.file_name) |
||
627 | ret = build_fw(sizeof(struct fw_header)); |
||
628 | else |
||
629 | ret = inspect_fw(); |
||
630 | |||
631 | out: |
||
632 | return ret; |
||
633 | } |
||
634 |