OpenWrt – Blame information for rev 4
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Rev | Author | Line No. | Line |
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4 | office | 1 | /* |
2 | * makeamitbin - create firmware binaries for MGB100 |
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3 | * |
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4 | * Copyright (C) 2007 Volker Weiss <dev@tintuc.de> |
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5 | * Christian Welzel <dev@welzel-online.ch> |
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6 | * |
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7 | * This program is free software; you can redistribute it and/or modify |
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8 | * it under the terms of the GNU General Public License as published by |
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9 | * the Free Software Foundation; either version 2 of the License, or |
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10 | * (at your option) any later version. |
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11 | * |
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12 | * This program is distributed in the hope that it will be useful, |
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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15 | * GNU General Public License for more details. |
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16 | * |
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17 | * You should have received a copy of the GNU General Public License |
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18 | * along with this program; if not, write to the Free Software |
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19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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20 | * |
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21 | */ |
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22 | |||
23 | |||
24 | #include <stdlib.h> |
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25 | #include <stdio.h> |
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26 | #include <string.h> |
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27 | |||
28 | |||
29 | /* defaults: Level One WAP-0007 */ |
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30 | static char *ascii1 = "DDC_RUS001"; |
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31 | static char *ascii2 = "Queen"; |
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32 | |||
33 | static struct hdrinfo { |
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34 | char *name; |
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35 | unsigned long unknown; /* can probably be any number, maybe version number */ |
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36 | int topalign; |
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37 | unsigned int addr; |
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38 | unsigned int size; |
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39 | } hdrinfo[] = { |
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40 | { "bios", 0xc76be111, 1, 0x3fa000, 0x006000 }, /* BIOS */ |
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41 | { "recovery", 0xc76be222, 0, 0x3f0000, 0x004000 }, /* Recovery Loader */ |
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42 | { "linux", 0xc76bee9d, 0, 0x000000, 0x100000 }, /* Linux */ |
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43 | { "ramdisk", 0xc76bee9d, 0, 0x100000, 0x280000 }, /* ramdisk */ |
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44 | { "amitconfig", 0xc76bee8b, 0, 0x380000, 0x060000 }, /* AMIT config */ |
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45 | { "redboot", 0x00000000, 1, 0x3d0000, 0x030000 }, /* Redboot 128kB image */ |
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46 | { "redbootlow", 0, 0, 0x3e0000, 0x18000 }, /* Redboot 1. part */ |
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47 | { "redboothigh", 0, 0, 0x3fa000, 0x6000 }, /* Redboot 2. part */ |
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48 | { "linux3g", 0xcb5f06b5, 0, 0x000000, 0x100000 }, /* Linux */ |
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49 | { "ramdisk3g", 0xcb5f06b5, 0, 0x100000, 0x280000 }, /* ramdisk */ |
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50 | { NULL } |
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51 | }; |
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52 | |||
53 | /* |
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54 | CHD2WLANU_R400b7 |
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55 | |||
56 | 11e1 6bc7 |
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57 | 22e2 6bc7 |
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58 | 5dc3 47c8 |
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59 | 5cc3 47c8 |
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60 | 21c3 47c8 |
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61 | */ |
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62 | |||
63 | /* |
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64 | 20060106_DDC_WAP-0007_R400b4 |
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65 | |||
66 | 11e1 6bc7 |
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67 | 22e2 6bc7 |
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68 | 9dee 6bc7 |
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69 | 9dee 6bc7 |
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70 | 8bee 6bc7 |
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71 | */ |
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72 | |||
73 | /* |
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74 | WMU-6000FS_R400b6 |
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75 | |||
76 | 11e1 6bc7 |
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77 | 22e2 6bc7 |
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78 | 6d2d 0fc8 |
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79 | 6c2d 0fc8 |
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80 | 542d 0fc8 |
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81 | */ |
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82 | |||
83 | /* |
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84 | WAP-0007(R4.00b8)_2006-10-02 |
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85 | |||
86 | 9979 5fc8 |
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87 | 22e2 6bc7 |
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88 | c46e cec8 |
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89 | c36e cec8 |
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90 | a76e cec8 |
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91 | */ |
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92 | |||
93 | |||
94 | |||
95 | #define HDRSIZE 80 |
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96 | |||
97 | #define COPY_SHORT(d, o, v) d[o+0] = (unsigned char)((v) & 0xff); \ |
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98 | d[o+1] = (unsigned char)(((v) >> 8) & 0xff) |
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99 | #define COPY_LONG(d, o, v) d[o+0] = (unsigned char)((v) & 0xff); \ |
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100 | d[o+1] = (unsigned char)(((v) >> 8) & 0xff); \ |
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101 | d[o+2] = (unsigned char)(((v) >> 16) & 0xff); \ |
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102 | d[o+3] = (unsigned char)(((v) >> 24) & 0xff) |
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103 | #define READ_SHORT(d, o) ((unsigned short)(d[o+0]) + \ |
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104 | (((unsigned short)(d[o+1])) << 8)) |
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105 | |||
106 | /* |
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107 | 00..0d ASCII product ID |
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108 | 0e..0f checksum of payload |
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109 | 10..1b ASCII Queen |
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110 | 1c..1f AMIT BIOS: 11e1 6bc7, Recovery Tool: 22e2 6bc7 |
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111 | Linux: 5dc3 47c8, ramdisk: 5cc3 47c8 |
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112 | AMIT FS: 21c3 47c8 VERSION NUMBER?????? |
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113 | 20..23 offset in flash aligned to segment boundary |
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114 | 24..27 length in flash aligned to segment boundary |
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115 | 28..2b offset in flash (payload) |
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116 | 2c..2f length (payload) |
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117 | 30..3f always 0 |
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118 | 40..47 always 4248 0101 5000 0001 (last maybe .....0501) |
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119 | 48..4b same as 20..23 |
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120 | 4c..4d always 0b00 |
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121 | 4e..4f inverted checksum of header |
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122 | */ |
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123 | |||
124 | unsigned short checksum(unsigned char *data, long size) |
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125 | { |
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126 | long n; |
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127 | unsigned short d, cs = 0; |
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128 | for (n = 0; n < size; n += 2) |
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129 | { |
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130 | d = READ_SHORT(data, n); |
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131 | cs += d; |
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132 | if (cs < d) |
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133 | cs++; |
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134 | } |
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135 | if (size & 1) |
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136 | { |
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137 | d = data[n]; |
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138 | cs += d; |
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139 | if (cs < d) |
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140 | cs++; |
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141 | } |
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142 | return cs; |
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143 | } |
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144 | |||
145 | void showhdr(unsigned char *hdr) |
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146 | { |
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147 | int i, j; |
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148 | for (j = 0; j < 5; j++) |
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149 | { |
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150 | for (i = 0; i < 16; i++) |
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151 | { |
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152 | printf("%02x ", (unsigned int)(hdr[j * 16 + i])); |
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153 | } |
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154 | printf(" "); |
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155 | for (i = 0; i < 16; i++) |
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156 | { |
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157 | unsigned char d = hdr[j * 16 + i]; |
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158 | printf("%c", (d >= ' ' && d < 127) ? d : '.'); |
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159 | } |
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160 | printf("\n"); |
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161 | } |
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162 | } |
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163 | |||
164 | void makehdr(unsigned char *hdr, struct hdrinfo *info, |
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165 | unsigned char *data, long size, int last) |
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166 | { |
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167 | unsigned int offset = info->addr + 0x10; |
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168 | memset(hdr, 0, HDRSIZE); |
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169 | if (info->topalign) |
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170 | offset = info->addr + info->size - size; /* top align */ |
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171 | strncpy((char *)hdr + 0x00, ascii1, 14); |
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172 | strncpy((char *)hdr + 0x10, ascii2, 12); |
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173 | COPY_LONG(hdr, 0x1c, info->unknown); |
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174 | COPY_LONG(hdr, 0x20, info->addr); |
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175 | COPY_LONG(hdr, 0x24, info->size); |
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176 | COPY_LONG(hdr, 0x28, offset); |
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177 | COPY_LONG(hdr, 0x2c, size); |
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178 | COPY_LONG(hdr, 0x40, 0x01014842); |
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179 | COPY_LONG(hdr, 0x44, last ? 0x01050050 : 0x01000050); |
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180 | COPY_LONG(hdr, 0x48, info->addr); |
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181 | COPY_SHORT(hdr, 0x4c, info->unknown == 0xcb5f06b5 ? 0x0016 : 0x000b); |
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182 | COPY_SHORT(hdr, 0x0e, checksum(data, size)); |
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183 | COPY_SHORT(hdr, 0x4e, ~checksum(hdr, HDRSIZE)); |
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184 | } |
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185 | |||
186 | unsigned char *read_file(const char *name, long *size) |
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187 | { |
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188 | FILE *f; |
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189 | unsigned char *data = NULL; |
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190 | *size = 0; |
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191 | f = fopen(name, "r"); |
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192 | if (f != NULL) |
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193 | { |
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194 | if (fseek(f, 0, SEEK_END) == 0) |
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195 | { |
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196 | *size = ftell(f); |
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197 | if (*size != -1) |
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198 | { |
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199 | if (fseek(f, 0, SEEK_SET) == 0) |
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200 | { |
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201 | data = (unsigned char *)malloc(*size); |
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202 | if (data != NULL) |
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203 | { |
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204 | if (fread(data, sizeof(char), *size, f) != *size) |
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205 | { |
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206 | free(data); |
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207 | data = NULL; |
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208 | } |
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209 | } |
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210 | } |
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211 | } |
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212 | } |
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213 | fclose(f); |
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214 | } |
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215 | return data; |
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216 | } |
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217 | |||
218 | struct hdrinfo *find_hdrinfo(const char *name) |
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219 | { |
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220 | int n; |
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221 | for (n = 0; hdrinfo[n].name != NULL; n++) |
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222 | { |
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223 | if (strcmp(name, hdrinfo[n].name) == 0) |
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224 | return &hdrinfo[n]; |
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225 | } |
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226 | return NULL; |
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227 | } |
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228 | |||
229 | void oferror(FILE *f) |
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230 | { |
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231 | printf("file error\n"); |
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232 | exit(2); |
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233 | } |
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234 | |||
235 | void showhelp(void) |
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236 | { |
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237 | printf("Syntax: makeamitbin [options]\n"); |
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238 | printf("Options:\n"); |
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239 | printf(" -1 ID1\tFirmware identifier 1, e.g. 'DDC_RUS001' for manufacturer LevelOne\n"); |
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240 | printf(" -2 ID2\tFirmware identifier 2, 'Queen' in all known cases\n"); |
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241 | printf(" -o FILE\tOutput file\n"); |
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242 | printf(" -ids\t\tShow a list of known firmware identifiers.\n"); |
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243 | exit(1); |
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244 | } |
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245 | |||
246 | void show_fwids(void) |
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247 | { |
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248 | printf("List of known firmware identifiers:\n"); |
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249 | printf("Manufacturer\t\tProduct\t\tIdentifier\n"); |
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250 | printf("=====================================================\n"); |
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251 | printf("Conceptronic\t\tCHD2WLANU\tLLM_RUS001\n"); |
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252 | printf("Pearl\t\t\tPE6643\t\tQueen\n"); |
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253 | printf("Micronica\t\tMGB100\t\tQueen\n"); |
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254 | printf("LevelOne\t\tWAP-0007\tDDC_RUS001\n"); |
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255 | printf("SMC\t\t\tWAPS-G\t\tSMC_RUS001\n"); |
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256 | printf("OvisLink (AirLive)\tWMU-6\t\tOVS_RUS001\n"); |
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257 | printf("SafeCom SWSAPUR-5\tFMW\t\tSafeco_RPS001\n"); |
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258 | exit(1); |
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259 | } |
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260 | |||
261 | int main(int argc, char *argv[]) |
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262 | { |
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263 | unsigned char hdr[HDRSIZE]; |
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264 | unsigned char *data; |
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265 | FILE *of; |
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266 | char *outfile = NULL; |
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267 | char *type; |
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268 | struct hdrinfo *info; |
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269 | long size; |
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270 | int last = 0; |
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271 | int n; |
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272 | for (n = 1; n < argc; n++) |
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273 | { |
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274 | if (strcmp(argv[n], "-1") == 0) |
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275 | ascii1 = argv[n+1]; |
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276 | if (strcmp(argv[n], "-2") == 0) |
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277 | ascii2 = argv[n+1]; |
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278 | if (strcmp(argv[n], "-o") == 0) |
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279 | outfile = argv[n+1]; |
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280 | if (strcmp(argv[n], "-ids") == 0) |
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281 | show_fwids(); |
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282 | } |
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283 | if (ascii1 == NULL || ascii2 == NULL || outfile == NULL) |
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284 | showhelp(); |
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285 | of = fopen(outfile, "w"); |
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286 | if (of == NULL) |
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287 | oferror(of); |
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288 | for (n = 1; n < argc; n++) |
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289 | { |
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290 | if (strncmp(argv[n], "-", 1) != 0) |
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291 | { |
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292 | type = argv[n++]; |
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293 | if (n >= argc) |
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294 | showhelp(); |
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295 | last = ((n + 1) >= argc); /* dirty, options first! */ |
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296 | info = find_hdrinfo(type); |
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297 | if (info == NULL) |
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298 | showhelp(); |
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299 | data = read_file(argv[n], &size); |
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300 | if (data == NULL) |
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301 | showhelp(); |
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302 | makehdr(hdr, info, data, size, last); |
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303 | /* showhdr(hdr); */ |
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304 | if (fwrite(hdr, HDRSIZE, 1, of) != 1) |
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305 | oferror(of); |
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306 | if (fwrite(data, size, 1, of) != 1) |
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307 | oferror(of); |
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308 | free(data); |
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309 | } |
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310 | else |
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311 | n++; |
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312 | } |
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313 | if (fclose(of) != 0) |
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314 | oferror(NULL); |
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315 | return 0; |
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316 | } |