1 | /* |
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2 | * Copyright (c) 2012, Chris Johns <chrisj@rtems.org> |
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3 | * |
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4 | * Permission to use, copy, modify, and/or distribute this software for any |
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5 | * purpose with or without fee is hereby granted, provided that the above |
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6 | * copyright notice and this permission notice appear in all copies. |
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7 | * |
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8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
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11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
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14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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15 | */ |
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16 | /** |
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17 | * @file |
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18 | * |
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19 | * @ingroup rtems_rld |
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20 | * |
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21 | * @brief RTEMS RAP Manager lets you look at and play with RAP files. |
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22 | * |
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23 | */ |
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24 | |
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25 | #if HAVE_CONFIG_H |
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26 | #include "config.h" |
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27 | #endif |
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28 | |
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29 | #include <algorithm> |
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30 | #include <iomanip> |
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31 | #include <iostream> |
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32 | #include <vector> |
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33 | |
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34 | #include <cxxabi.h> |
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35 | #include <signal.h> |
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36 | #include <stdlib.h> |
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37 | #include <string.h> |
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38 | #include <unistd.h> |
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39 | |
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40 | #include <getopt.h> |
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41 | |
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42 | #include <rld.h> |
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43 | #include <rld-compression.h> |
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44 | #include <rld-files.h> |
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45 | #include <rld-process.h> |
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46 | #include <rld-rap.h> |
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47 | |
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48 | #include <rtems-utils.h> |
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49 | |
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50 | #ifndef HAVE_KILL |
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51 | #define kill(p,s) raise(s) |
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52 | #endif |
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53 | |
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54 | /** |
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55 | * RTEMS Application. |
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56 | */ |
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57 | namespace rap |
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58 | { |
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59 | /** |
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60 | * The names of the RAP sections. |
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61 | */ |
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62 | static const char* section_names[6] = |
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63 | { |
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64 | ".text", |
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65 | ".const", |
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66 | ".ctor", |
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67 | ".dtor", |
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68 | ".data", |
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69 | ".bss" |
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70 | }; |
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71 | |
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72 | /** |
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73 | * A relocation record. |
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74 | */ |
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75 | struct relocation |
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76 | { |
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77 | uint32_t info; |
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78 | uint32_t offset; |
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79 | uint32_t addend; |
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80 | std::string symname; |
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81 | off_t rap_off; |
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82 | |
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83 | relocation (); |
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84 | |
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85 | void output (); |
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86 | }; |
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87 | |
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88 | typedef std::vector < relocation > relocations; |
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89 | |
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90 | /** |
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91 | * Relocation offset sorter for the relocations container. |
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92 | */ |
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93 | class reloc_offset_compare |
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94 | { |
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95 | public: |
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96 | bool operator () (const relocation& lhs, |
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97 | const relocation& rhs) const { |
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98 | return lhs.offset < rhs.offset; |
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99 | } |
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100 | }; |
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101 | |
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102 | /** |
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103 | * A RAP section. |
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104 | */ |
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105 | struct section |
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106 | { |
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107 | std::string name; |
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108 | uint32_t size; |
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109 | uint32_t alignment; |
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110 | uint8_t* data; |
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111 | uint32_t relocs_size; |
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112 | relocations relocs; |
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113 | bool rela; |
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114 | off_t rap_off; |
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115 | |
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116 | section (); |
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117 | ~section (); |
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118 | |
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119 | void load_data (rld::compress::compressor& comp); |
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120 | void load_relocs (rld::compress::compressor& comp); |
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121 | }; |
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122 | |
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123 | /** |
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124 | * Section detail |
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125 | */ |
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126 | struct section_detail |
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127 | { |
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128 | uint32_t name; //< The offset in the strtable. |
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129 | uint32_t offset; //< The offset in the rap section. |
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130 | uint32_t id; //< The rap id. |
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131 | uint32_t size; //< The size of the elf section. |
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132 | uint32_t obj; //< The obj id. |
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133 | |
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134 | /* Constructor */ |
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135 | section_detail (const section_detail& s); |
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136 | section_detail (); |
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137 | }; |
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138 | |
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139 | section_detail::section_detail (const section_detail& s) |
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140 | : name (s.name), |
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141 | offset (s.offset), |
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142 | id (s.id), |
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143 | size (s.size), |
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144 | obj (s.obj) |
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145 | { |
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146 | } |
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147 | |
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148 | section_detail::section_detail () |
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149 | : name (0), |
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150 | offset (0), |
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151 | id (0), |
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152 | size (0), |
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153 | obj (0) |
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154 | { |
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155 | } |
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156 | |
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157 | /** |
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158 | * A container of section_detail |
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159 | */ |
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160 | typedef std::list < section_detail > section_details; |
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161 | |
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162 | /** |
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163 | * A RAP file. |
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164 | */ |
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165 | struct file |
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166 | { |
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167 | enum { |
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168 | rap_comp_buffer = 2 * 1024 |
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169 | }; |
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170 | |
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171 | std::string header; |
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172 | size_t rhdr_len; |
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173 | uint32_t rhdr_length; |
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174 | uint32_t rhdr_version; |
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175 | std::string rhdr_compression; |
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176 | uint32_t rhdr_checksum; |
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177 | |
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178 | off_t machine_rap_off; |
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179 | uint32_t machinetype; |
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180 | uint32_t datatype; |
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181 | uint32_t class_; |
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182 | |
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183 | off_t layout_rap_off; |
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184 | std::string init; |
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185 | uint32_t init_off; |
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186 | std::string fini; |
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187 | uint32_t fini_off; |
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188 | |
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189 | off_t strtab_rap_off; |
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190 | uint32_t strtab_size; |
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191 | uint8_t* strtab; |
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192 | |
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193 | off_t symtab_rap_off; |
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194 | uint32_t symtab_size; |
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195 | uint8_t* symtab; |
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196 | |
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197 | off_t relocs_rap_off; |
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198 | uint32_t relocs_size; /* not used */ |
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199 | |
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200 | off_t detail_rap_off; |
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201 | uint32_t obj_num; |
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202 | uint8_t** obj_name; |
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203 | uint32_t* sec_num; |
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204 | uint8_t* str_detail; |
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205 | section_details sec_details; |
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206 | |
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207 | section secs[rld::rap::rap_secs]; |
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208 | |
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209 | /** |
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210 | * Open a RAP file and read the header. |
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211 | */ |
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212 | file (const std::string& name, bool warnings); |
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213 | |
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214 | /** |
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215 | * Close the RAP file. |
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216 | */ |
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217 | ~file (); |
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218 | |
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219 | /** |
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220 | * Parse header. |
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221 | */ |
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222 | void parse_header (); |
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223 | |
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224 | /** |
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225 | * Load the file. |
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226 | */ |
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227 | void load (); |
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228 | |
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229 | /** |
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230 | * Expand the image. |
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231 | */ |
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232 | void expand (); |
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233 | |
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234 | /** |
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235 | * Load details. |
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236 | */ |
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237 | void load_details(rld::compress::compressor& comp); |
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238 | |
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239 | /** |
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240 | * The name. |
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241 | */ |
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242 | const std::string name () const; |
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243 | |
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244 | /** |
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245 | * The number of symbols in the symbol table. |
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246 | */ |
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247 | int symbols () const; |
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248 | |
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249 | /** |
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250 | * Return a symbol given an index. |
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251 | */ |
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252 | void symbol (int index, |
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253 | uint32_t& data, |
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254 | uint32_t& name, |
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255 | uint32_t& value) const; |
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256 | |
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257 | /** |
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258 | * Return the string from the string table. |
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259 | */ |
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260 | const char* string (int index); |
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261 | |
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262 | private: |
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263 | |
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264 | bool warnings; |
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265 | rld::files::image image; |
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266 | }; |
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267 | |
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268 | template < typename T > T |
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269 | get_value (const uint8_t* data) |
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270 | { |
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271 | T v = 0; |
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272 | for (size_t b = 0; b < sizeof (T); ++b) |
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273 | { |
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274 | v <<= 8; |
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275 | v |= (T) data[b]; |
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276 | } |
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277 | return v; |
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278 | } |
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279 | |
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280 | relocation::relocation () |
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281 | : info (0), |
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282 | offset (0), |
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283 | addend (0), |
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284 | rap_off (0) |
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285 | { |
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286 | } |
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287 | |
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288 | void |
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289 | relocation::output () |
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290 | { |
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291 | std::cout << std::hex << std::setfill ('0') |
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292 | << "0x" << std::setw (8) << info |
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293 | << " 0x" << std::setw (8) << offset |
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294 | << " 0x" << std::setw(8) << addend |
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295 | << std::dec << std::setfill (' ') |
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296 | << " " << symname; |
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297 | } |
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298 | |
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299 | section::section () |
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300 | : size (0), |
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301 | alignment (0), |
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302 | data (0), |
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303 | relocs_size (0), |
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304 | relocs (0), |
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305 | rela (false), |
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306 | rap_off (0) |
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307 | { |
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308 | } |
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309 | |
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310 | section::~section () |
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311 | { |
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312 | if (data) |
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313 | delete [] data; |
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314 | } |
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315 | |
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316 | void |
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317 | section::load_data (rld::compress::compressor& comp) |
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318 | { |
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319 | rap_off = comp.offset (); |
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320 | if (size) |
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321 | { |
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322 | data = new uint8_t[size]; |
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323 | if (comp.read (data, size) != size) |
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324 | throw rld::error ("Reading section data failed", "rapper"); |
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325 | } |
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326 | } |
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327 | |
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328 | void |
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329 | section::load_relocs (rld::compress::compressor& comp) |
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330 | { |
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331 | uint32_t header; |
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332 | comp >> header; |
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333 | |
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334 | rela = header & RAP_RELOC_RELA ? true : false; |
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335 | relocs_size = header & ~RAP_RELOC_RELA; |
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336 | |
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337 | if (relocs_size) |
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338 | { |
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339 | for (uint32_t r = 0; r < relocs_size; ++r) |
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340 | { |
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341 | relocation reloc; |
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342 | |
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343 | reloc.rap_off = comp.offset (); |
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344 | |
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345 | comp >> reloc.info |
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346 | >> reloc.offset; |
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347 | |
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348 | if (((reloc.info & RAP_RELOC_STRING) == 0) || rela) |
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349 | comp >> reloc.addend; |
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350 | |
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351 | if ((reloc.info & RAP_RELOC_STRING) != 0) |
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352 | { |
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353 | if ((reloc.info & RAP_RELOC_STRING_EMBED) == 0) |
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354 | { |
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355 | size_t symname_size = (reloc.info & ~(3 << 30)) >> 8; |
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356 | reloc.symname.resize (symname_size); |
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357 | size_t symname_read = comp.read ((void*) reloc.symname.c_str (), symname_size); |
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358 | if (symname_read != symname_size) |
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359 | throw rld::error ("Reading reloc symbol name failed", "rapper"); |
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360 | } |
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361 | } |
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362 | |
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363 | relocs.push_back (reloc); |
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364 | } |
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365 | |
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366 | std::stable_sort (relocs.begin (), relocs.end (), reloc_offset_compare ()); |
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367 | } |
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368 | } |
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369 | |
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370 | file::file (const std::string& name, bool warnings) |
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371 | : rhdr_len (0), |
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372 | rhdr_length (0), |
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373 | rhdr_version (0), |
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374 | rhdr_checksum (0), |
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375 | machine_rap_off (0), |
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376 | machinetype (0), |
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377 | datatype (0), |
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378 | class_ (0), |
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379 | layout_rap_off (0), |
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380 | init_off (0), |
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381 | fini_off (0), |
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382 | strtab_rap_off (0), |
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383 | strtab_size (0), |
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384 | strtab (0), |
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385 | symtab_rap_off (0), |
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386 | symtab_size (0), |
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387 | symtab (0), |
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388 | relocs_rap_off (0), |
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389 | relocs_size (0), |
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390 | detail_rap_off (0), |
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391 | obj_num (0), |
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392 | obj_name (0), |
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393 | sec_num (0), |
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394 | str_detail (0), |
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395 | warnings (warnings), |
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396 | image (name) |
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397 | { |
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398 | for (int s = 0; s < rld::rap::rap_secs; ++s) |
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399 | secs[s].name = rld::rap::section_name (s); |
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400 | image.open (); |
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401 | parse_header (); |
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402 | } |
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403 | |
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404 | file::~file () |
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405 | { |
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406 | image.close (); |
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407 | |
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408 | if (symtab) |
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409 | delete [] symtab; |
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410 | if (strtab) |
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411 | delete [] strtab; |
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412 | if (obj_name) |
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413 | delete [] obj_name; |
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414 | if (sec_num) |
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415 | delete [] sec_num; |
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416 | if (str_detail) |
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417 | delete [] str_detail; |
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418 | |
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419 | } |
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420 | |
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421 | void |
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422 | file::parse_header () |
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423 | { |
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424 | std::string name = image.name ().full (); |
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425 | |
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426 | char rhdr[64]; |
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427 | |
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428 | image.seek_read (0, (uint8_t*) rhdr, 64); |
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429 | |
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430 | if ((rhdr[0] != 'R') || (rhdr[1] != 'A') || (rhdr[2] != 'P') || (rhdr[3] != ',')) |
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431 | throw rld::error ("Invalid RAP file", "open: " + name); |
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432 | |
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433 | char* sptr = rhdr + 4; |
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434 | char* eptr; |
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435 | |
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436 | rhdr_length = ::strtoul (sptr, &eptr, 10); |
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437 | |
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438 | if (*eptr != ',') |
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439 | throw rld::error ("Cannot parse RAP header", "open: " + name); |
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440 | |
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441 | sptr = eptr + 1; |
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442 | |
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443 | rhdr_version = ::strtoul (sptr, &eptr, 10); |
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444 | |
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445 | if (*eptr != ',') |
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446 | throw rld::error ("Cannot parse RAP header", "open: " + name); |
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447 | |
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448 | sptr = eptr + 1; |
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449 | |
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450 | if ((sptr[0] == 'N') && |
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451 | (sptr[1] == 'O') && |
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452 | (sptr[2] == 'N') && |
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453 | (sptr[3] == 'E')) |
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454 | { |
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455 | rhdr_compression = "NONE"; |
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456 | eptr = sptr + 4; |
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457 | } |
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458 | else if ((sptr[0] == 'L') && |
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459 | (sptr[1] == 'Z') && |
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460 | (sptr[2] == '7') && |
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461 | (sptr[3] == '7')) |
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462 | { |
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463 | rhdr_compression = "LZ77"; |
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464 | eptr = sptr + 4; |
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465 | } |
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466 | else |
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467 | throw rld::error ("Cannot parse RAP header", "open: " + name); |
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468 | |
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469 | if (*eptr != ',') |
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470 | throw rld::error ("Cannot parse RAP header", "open: " + name); |
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471 | |
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472 | sptr = eptr + 1; |
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473 | |
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474 | rhdr_checksum = ::strtoul (sptr, &eptr, 16); |
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475 | |
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476 | if (*eptr != '\n') |
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477 | throw rld::error ("Cannot parse RAP header", "open: " + name); |
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478 | |
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479 | rhdr_len = eptr - rhdr + 1; |
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480 | |
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481 | if (warnings && (rhdr_length != image.size ())) |
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482 | std::cout << " warning: header length does not match file size: header=" |
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483 | << rhdr_length |
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484 | << " file-size=" << image.size () |
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485 | << std::endl; |
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486 | |
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487 | header.insert (0, rhdr, rhdr_len); |
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488 | |
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489 | image.seek (rhdr_len); |
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490 | } |
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491 | |
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492 | void |
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493 | file::load_details (rld::compress::compressor& comp) |
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494 | { |
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495 | uint32_t tmp; |
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496 | |
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497 | obj_name = new uint8_t*[obj_num]; |
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498 | |
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499 | sec_num = new uint32_t[obj_num]; |
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500 | |
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501 | /* how many sections of each object file */ |
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502 | for (uint32_t i = 0; i < obj_num; i++) |
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503 | { |
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504 | comp >> tmp; |
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505 | sec_num[i] = tmp; |
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506 | } |
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507 | |
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508 | /* strtable size */ |
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509 | comp >> tmp; |
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510 | str_detail = new uint8_t[tmp]; |
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511 | if (comp.read (str_detail, tmp) != tmp) |
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512 | throw rld::error ("Reading file str details error", "rapper"); |
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513 | |
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514 | section_detail sec; |
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515 | |
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516 | for (uint32_t i = 0; i < obj_num; i++) |
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517 | { |
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518 | sec.obj = i; |
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519 | for (uint32_t j = 0; j < sec_num[i]; j++) |
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520 | { |
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521 | comp >> sec.name; |
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522 | comp >> tmp; |
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523 | sec.offset = tmp & 0xfffffff; |
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524 | sec.id = tmp >> 28; |
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525 | comp >> sec.size; |
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526 | |
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527 | sec_details.push_back (section_detail (sec)); |
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528 | } |
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529 | } |
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530 | } |
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531 | void |
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532 | file::load () |
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533 | { |
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534 | image.seek (rhdr_len); |
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535 | |
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536 | rld::compress::compressor comp (image, rap_comp_buffer, false); |
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537 | |
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538 | /* |
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539 | * uint32_t: machinetype |
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540 | * uint32_t: datatype |
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541 | * uint32_t: class |
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542 | */ |
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543 | machine_rap_off = comp.offset (); |
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544 | comp >> machinetype |
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545 | >> datatype |
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546 | >> class_; |
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547 | |
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548 | /* |
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549 | * uint32_t: init |
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550 | * uint32_t: fini |
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551 | * uint32_t: symtab_size |
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552 | * uint32_t: strtab_size |
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553 | * uint32_t: relocs_size |
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554 | */ |
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555 | layout_rap_off = comp.offset (); |
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556 | comp >> init_off |
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557 | >> fini_off |
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558 | >> symtab_size |
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559 | >> strtab_size |
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560 | >> relocs_size; |
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561 | |
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562 | /* |
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563 | * Load the file details. |
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564 | */ |
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565 | detail_rap_off = comp.offset (); |
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566 | |
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567 | comp >> obj_num; |
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568 | |
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569 | if (obj_num > 0) |
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570 | load_details(comp); |
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571 | |
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572 | /* |
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573 | * uint32_t: text_size |
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574 | * uint32_t: text_alignment |
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575 | * uint32_t: const_size |
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576 | * uint32_t: const_alignment |
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577 | * uint32_t: ctor_size |
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578 | * uint32_t: ctor_alignment |
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579 | * uint32_t: dtor_size |
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580 | * uint32_t: dtor_alignment |
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581 | * uint32_t: data_size |
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582 | * uint32_t: data_alignment |
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583 | * uint32_t: bss_size |
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584 | * uint32_t: bss_alignment |
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585 | */ |
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586 | for (int s = 0; s < rld::rap::rap_secs; ++s) |
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587 | comp >> secs[s].size |
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588 | >> secs[s].alignment; |
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589 | |
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590 | /* |
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591 | * Load sections. |
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592 | */ |
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593 | for (int s = 0; s < rld::rap::rap_secs; ++s) |
---|
594 | if (s != rld::rap::rap_bss) |
---|
595 | secs[s].load_data (comp); |
---|
596 | |
---|
597 | /* |
---|
598 | * Load the string table. |
---|
599 | */ |
---|
600 | strtab_rap_off = comp.offset (); |
---|
601 | if (strtab_size) |
---|
602 | { |
---|
603 | strtab = new uint8_t[strtab_size]; |
---|
604 | if (comp.read (strtab, strtab_size) != strtab_size) |
---|
605 | throw rld::error ("Reading string table failed", "rapper"); |
---|
606 | } |
---|
607 | |
---|
608 | /* |
---|
609 | * Load the symbol table. |
---|
610 | */ |
---|
611 | symtab_rap_off = comp.offset (); |
---|
612 | if (symtab_size) |
---|
613 | { |
---|
614 | symtab = new uint8_t[symtab_size]; |
---|
615 | if (comp.read (symtab, symtab_size) != symtab_size) |
---|
616 | throw rld::error ("Reading symbol table failed", "rapper"); |
---|
617 | } |
---|
618 | |
---|
619 | /* |
---|
620 | * Load the relocation tables. |
---|
621 | */ |
---|
622 | relocs_rap_off = comp.offset (); |
---|
623 | for (int s = 0; s < rld::rap::rap_secs; ++s) |
---|
624 | secs[s].load_relocs (comp); |
---|
625 | } |
---|
626 | |
---|
627 | void |
---|
628 | file::expand () |
---|
629 | { |
---|
630 | std::string name = image.name ().full (); |
---|
631 | std::string extension = rld::files::extension (image.name ().full ()); |
---|
632 | |
---|
633 | name = name.substr (0, name.size () - extension.size ()) + ".xrap"; |
---|
634 | |
---|
635 | image.seek (rhdr_len); |
---|
636 | |
---|
637 | rld::compress::compressor comp (image, rap_comp_buffer, false); |
---|
638 | rld::files::image out (name); |
---|
639 | |
---|
640 | out.open (true); |
---|
641 | out.seek (0); |
---|
642 | while (true) |
---|
643 | { |
---|
644 | if (comp.read (out, rap_comp_buffer) != rap_comp_buffer) |
---|
645 | break; |
---|
646 | } |
---|
647 | out.close (); |
---|
648 | } |
---|
649 | |
---|
650 | const std::string |
---|
651 | file::name () const |
---|
652 | { |
---|
653 | return image.name ().full (); |
---|
654 | } |
---|
655 | |
---|
656 | int |
---|
657 | file::symbols () const |
---|
658 | { |
---|
659 | return symtab_size / (3 * sizeof (uint32_t)); |
---|
660 | } |
---|
661 | |
---|
662 | void |
---|
663 | file::symbol (int index, uint32_t& data, uint32_t& name, uint32_t& value) const |
---|
664 | { |
---|
665 | if (index < symbols ()) |
---|
666 | { |
---|
667 | uint8_t* sym = symtab + (index * 3 * sizeof (uint32_t)); |
---|
668 | data = get_value < uint32_t > (sym); |
---|
669 | name = get_value < uint32_t > (sym + (1 * sizeof (uint32_t))); |
---|
670 | value = get_value < uint32_t > (symtab + (2 * sizeof (uint32_t))); |
---|
671 | } |
---|
672 | } |
---|
673 | |
---|
674 | const char* |
---|
675 | file::string (int index) |
---|
676 | { |
---|
677 | std::string name = image.name ().full (); |
---|
678 | |
---|
679 | if (strtab_size == 0) |
---|
680 | throw rld::error ("No string table", "string: " + name); |
---|
681 | |
---|
682 | uint32_t offset = 0; |
---|
683 | int count = 0; |
---|
684 | while (offset < strtab_size) |
---|
685 | { |
---|
686 | if (count++ == index) |
---|
687 | return (const char*) &strtab[offset]; |
---|
688 | offset = ::strlen ((const char*) &strtab[offset]) + 1; |
---|
689 | } |
---|
690 | |
---|
691 | throw rld::error ("Invalid string index", "string: " + name); |
---|
692 | } |
---|
693 | } |
---|
694 | |
---|
695 | void |
---|
696 | rap_show (rld::files::paths& raps, |
---|
697 | bool warnings, |
---|
698 | bool show_header, |
---|
699 | bool show_machine, |
---|
700 | bool show_layout, |
---|
701 | bool show_strings, |
---|
702 | bool show_symbols, |
---|
703 | bool show_relocs, |
---|
704 | bool show_details) |
---|
705 | { |
---|
706 | for (rld::files::paths::iterator pi = raps.begin(); |
---|
707 | pi != raps.end(); |
---|
708 | ++pi) |
---|
709 | { |
---|
710 | std::cout << *pi << ':' << std::endl; |
---|
711 | |
---|
712 | rap::file r (*pi, warnings); |
---|
713 | |
---|
714 | try |
---|
715 | { |
---|
716 | r.load (); |
---|
717 | } |
---|
718 | catch (rld::error re) |
---|
719 | { |
---|
720 | std::cout << " error: " |
---|
721 | << re.where << ": " << re.what |
---|
722 | << std::endl |
---|
723 | << " warning: file read failed, some data may be corrupt or not present." |
---|
724 | << std::endl; |
---|
725 | } |
---|
726 | |
---|
727 | if (show_header) |
---|
728 | { |
---|
729 | std::cout << " Header:" << std::endl |
---|
730 | << " string: " << r.header |
---|
731 | << " length: " << r.rhdr_len << std::endl |
---|
732 | << " version: " << r.rhdr_version << std::endl |
---|
733 | << " compression: " << r.rhdr_compression << std::endl |
---|
734 | << std::hex << std::setfill ('0') |
---|
735 | << " checksum: " << std::setw (8) << r.rhdr_checksum << std::endl |
---|
736 | << std::dec << std::setfill(' '); |
---|
737 | } |
---|
738 | |
---|
739 | if (show_machine) |
---|
740 | { |
---|
741 | std::cout << " Machine: 0x" |
---|
742 | << std::hex << std::setfill ('0') |
---|
743 | << std::setw (8) << r.machine_rap_off |
---|
744 | << std::setfill (' ') << std::dec |
---|
745 | << " (" << r.machine_rap_off << ')' << std::endl |
---|
746 | << " machinetype: "<< r.machinetype << std::endl |
---|
747 | << " datatype: "<< r.datatype << std::endl |
---|
748 | << " class: "<< r.class_ << std::endl; |
---|
749 | } |
---|
750 | |
---|
751 | if (show_layout) |
---|
752 | { |
---|
753 | std::cout << " Layout: 0x" |
---|
754 | << std::hex << std::setfill ('0') |
---|
755 | << std::setw (8) << r.layout_rap_off |
---|
756 | << std::setfill (' ') << std::dec |
---|
757 | << " (" << r.layout_rap_off << ')' << std::endl |
---|
758 | << std::setw (18) << " " |
---|
759 | << " size align offset " << std::endl; |
---|
760 | uint32_t relocs_size = 0; |
---|
761 | for (int s = 0; s < rld::rap::rap_secs; ++s) |
---|
762 | { |
---|
763 | relocs_size += r.secs[s].relocs.size (); |
---|
764 | std::cout << std::setw (16) << rld::rap::section_name (s) |
---|
765 | << ": " << std::setw (6) << r.secs[s].size |
---|
766 | << std::setw (7) << r.secs[s].alignment; |
---|
767 | if (s != rld::rap::rap_bss) |
---|
768 | std::cout << std::hex << std::setfill ('0') |
---|
769 | << " 0x" << std::setw (8) << r.secs[s].rap_off |
---|
770 | << std::setfill (' ') << std::dec |
---|
771 | << " (" << r.secs[s].rap_off << ')'; |
---|
772 | else |
---|
773 | std::cout << " -"; |
---|
774 | std::cout << std::endl; |
---|
775 | } |
---|
776 | std::cout << std::setw (16) << "strtab" << ": " |
---|
777 | << std::setw (6) << r.strtab_size |
---|
778 | << std::setw (7) << '-' |
---|
779 | << std::hex << std::setfill ('0') |
---|
780 | << " 0x" << std::setw (8) << r.strtab_rap_off |
---|
781 | << std::setfill (' ') << std::dec |
---|
782 | << " (" << r.strtab_rap_off << ')' << std::endl |
---|
783 | << std::setw (16) << "symtab" << ": " |
---|
784 | << std::setw (6) << r.symtab_size |
---|
785 | << std::setw (7) << '-' |
---|
786 | << std::hex << std::setfill ('0') |
---|
787 | << " 0x" << std::setw (8) << r.symtab_rap_off |
---|
788 | << std::setfill (' ') << std::dec |
---|
789 | << " (" << r.symtab_rap_off << ')' << std::endl |
---|
790 | << std::setw (16) << "relocs" << ": " |
---|
791 | << std::setw (6) << (relocs_size * 3 * sizeof (uint32_t)) |
---|
792 | << std::setw (7) << '-' |
---|
793 | << std::hex << std::setfill ('0') |
---|
794 | << " 0x" << std::setw (8) << r.relocs_rap_off |
---|
795 | << std::setfill (' ') << std::dec |
---|
796 | << " (" << r.relocs_rap_off << ')' << std::endl; |
---|
797 | } |
---|
798 | |
---|
799 | if (show_details) |
---|
800 | { |
---|
801 | std::cout << " Details: 0x" |
---|
802 | << std::hex << std::setfill ('0') |
---|
803 | << std::setw (8) << r.detail_rap_off |
---|
804 | << std::setfill (' ') << std::dec |
---|
805 | << " (" << r.detail_rap_off << ')' << std::endl; |
---|
806 | |
---|
807 | if (r.obj_num == 0) |
---|
808 | std::cout << " No details" << std::endl; |
---|
809 | else |
---|
810 | std::cout << ' ' << r.obj_num <<" Files" << std::endl; |
---|
811 | |
---|
812 | uint32_t pos = 0; |
---|
813 | for (uint32_t i = 0; i < r.obj_num; ++i) |
---|
814 | { |
---|
815 | r.obj_name[i] = (uint8_t*) &r.str_detail[pos]; |
---|
816 | pos += ::strlen ((char*) &r.str_detail[pos]) + 1; |
---|
817 | } |
---|
818 | |
---|
819 | for (uint32_t i = 0; i < r.obj_num; ++i) |
---|
820 | { |
---|
821 | std::cout << " File: " << r.obj_name[i] << std::endl; |
---|
822 | |
---|
823 | for (rap::section_details::const_iterator sd = r.sec_details.begin (); |
---|
824 | sd != r.sec_details.end (); |
---|
825 | ++sd) |
---|
826 | { |
---|
827 | rap::section_detail tmp = *sd; |
---|
828 | if (tmp.obj == i) |
---|
829 | { |
---|
830 | std::cout << std::setw (12) << "name:" |
---|
831 | << std::setw (16) << (char*)&r.str_detail[tmp.name] |
---|
832 | << " rap_section:"<< std::setw (8) |
---|
833 | << rap::section_names[tmp.id] |
---|
834 | << std::hex << std::setfill ('0') |
---|
835 | << " offset:0x" << std::setw (8) << tmp.offset |
---|
836 | << " size:0x" << std::setw (8) << tmp.size << std::dec |
---|
837 | << std::setfill (' ') << std::endl; |
---|
838 | |
---|
839 | } |
---|
840 | } |
---|
841 | } |
---|
842 | } |
---|
843 | |
---|
844 | if (show_strings) |
---|
845 | { |
---|
846 | std::cout << " Strings: 0x" |
---|
847 | << std::hex << std::setfill ('0') |
---|
848 | << std::setw (8) << r.strtab_rap_off |
---|
849 | << std::setfill (' ') << std::dec |
---|
850 | << " (" << r.strtab_rap_off << ')' |
---|
851 | << " size: " << r.strtab_size |
---|
852 | << std::endl; |
---|
853 | if (r.strtab_size) |
---|
854 | { |
---|
855 | uint32_t offset = 0; |
---|
856 | int count = 0; |
---|
857 | while (offset < r.strtab_size) |
---|
858 | { |
---|
859 | std::cout << std::setw (16) << count++ |
---|
860 | << std::hex << std::setfill ('0') |
---|
861 | << " (0x" << std::setw (6) << offset << "): " |
---|
862 | << std::dec << std::setfill (' ') |
---|
863 | << (char*) &r.strtab[offset] << std::endl; |
---|
864 | offset += ::strlen ((char*) &r.strtab[offset]) + 1; |
---|
865 | } |
---|
866 | } |
---|
867 | else |
---|
868 | { |
---|
869 | std::cout << std::setw (16) << " " |
---|
870 | << "No string table found." << std::endl; |
---|
871 | } |
---|
872 | } |
---|
873 | |
---|
874 | if (show_symbols) |
---|
875 | { |
---|
876 | std::cout << " Symbols: 0x" |
---|
877 | << std::hex << std::setfill ('0') |
---|
878 | << std::setw (8) << r.symtab_rap_off |
---|
879 | << std::setfill (' ') << std::dec |
---|
880 | << " (" << r.symtab_rap_off << ')' |
---|
881 | << " size: " << r.symtab_size |
---|
882 | << std::endl; |
---|
883 | if (r.symtab_size) |
---|
884 | { |
---|
885 | std::cout << std::setw (18) << " " |
---|
886 | << " data section value name" << std::endl; |
---|
887 | for (int s = 0; s < r.symbols (); ++s) |
---|
888 | { |
---|
889 | uint32_t data; |
---|
890 | uint32_t name; |
---|
891 | uint32_t value; |
---|
892 | r.symbol (s, data, name, value); |
---|
893 | std::cout << std::setw (16) << s << ": " |
---|
894 | << std::hex << std::setfill ('0') |
---|
895 | << "0x" << std::setw (4) << (data & 0xffff) |
---|
896 | << std::dec << std::setfill (' ') |
---|
897 | << " " << std::setw (8) << rld::rap::section_name (data >> 16) |
---|
898 | << std::hex << std::setfill ('0') |
---|
899 | << " 0x" << std::setw(8) << value |
---|
900 | << " " << &r.strtab[name] |
---|
901 | << std::dec << std::setfill (' ') |
---|
902 | << std::endl; |
---|
903 | } |
---|
904 | } |
---|
905 | else |
---|
906 | { |
---|
907 | std::cout << std::setw (16) << " " |
---|
908 | << "No symbol table found." << std::endl; |
---|
909 | } |
---|
910 | } |
---|
911 | |
---|
912 | if (show_relocs) |
---|
913 | { |
---|
914 | std::cout << " Relocations: 0x" |
---|
915 | << std::hex << std::setfill ('0') |
---|
916 | << std::setw (8) << r.relocs_rap_off |
---|
917 | << std::setfill (' ') << std::dec |
---|
918 | << " (" << r.relocs_rap_off << ')' << std::endl; |
---|
919 | int count = 0; |
---|
920 | for (int s = 0; s < rld::rap::rap_secs; ++s) |
---|
921 | { |
---|
922 | if (r.secs[s].relocs.size ()) |
---|
923 | { |
---|
924 | const char* rela = r.secs[s].rela ? "(A)" : " "; |
---|
925 | std::cout << std::setw (16) << r.secs[s].name |
---|
926 | << ": info offset addend " |
---|
927 | << rela |
---|
928 | << " symbol name" << std::endl; |
---|
929 | for (size_t f = 0; f < r.secs[s].relocs.size (); ++f) |
---|
930 | { |
---|
931 | rap::relocation& reloc = r.secs[s].relocs[f]; |
---|
932 | std::cout << std::setw (16) << count++ << ": "; |
---|
933 | reloc.output (); |
---|
934 | std::cout << std::endl; |
---|
935 | } |
---|
936 | } |
---|
937 | } |
---|
938 | } |
---|
939 | } |
---|
940 | } |
---|
941 | |
---|
942 | void |
---|
943 | rap_overlay (rld::files::paths& raps, bool warnings) |
---|
944 | { |
---|
945 | std::cout << "Overlay .... " << std::endl; |
---|
946 | for (rld::files::paths::iterator pi = raps.begin(); |
---|
947 | pi != raps.end(); |
---|
948 | ++pi) |
---|
949 | { |
---|
950 | rap::file r (*pi, warnings); |
---|
951 | std::cout << r.name () << std::endl; |
---|
952 | |
---|
953 | r.load (); |
---|
954 | |
---|
955 | for (int s = 0; s < rld::rap::rap_secs; ++s) |
---|
956 | { |
---|
957 | rap::section& sec = r.secs[s]; |
---|
958 | |
---|
959 | if (sec.size && sec.data) |
---|
960 | { |
---|
961 | std::cout << rld::rap::section_name (s) << ':' << std::endl; |
---|
962 | |
---|
963 | size_t line_length = 16; |
---|
964 | uint32_t offset = 0; |
---|
965 | size_t reloc = 0; |
---|
966 | |
---|
967 | while (offset < sec.size) |
---|
968 | { |
---|
969 | size_t length = sec.size - offset; |
---|
970 | |
---|
971 | if (reloc < sec.relocs.size ()) |
---|
972 | length = sec.relocs[reloc].offset - offset; |
---|
973 | |
---|
974 | if ((offset + length) < sec.size) |
---|
975 | { |
---|
976 | length += line_length; |
---|
977 | length -= length % line_length; |
---|
978 | } |
---|
979 | |
---|
980 | rtems::utils::dump (sec.data + offset, |
---|
981 | length, |
---|
982 | sizeof (uint8_t), |
---|
983 | false, |
---|
984 | line_length, |
---|
985 | offset); |
---|
986 | |
---|
987 | const int indent = 8; |
---|
988 | std::ostringstream line; |
---|
989 | |
---|
990 | line << std::setw (indent) << ' '; |
---|
991 | |
---|
992 | while ((reloc < sec.relocs.size ()) && |
---|
993 | (sec.relocs[reloc].offset >= offset) && |
---|
994 | (sec.relocs[reloc].offset < (offset + length))) |
---|
995 | { |
---|
996 | int spaces = ((((sec.relocs[reloc].offset + 1) % line_length) * 3) + |
---|
997 | indent - 1); |
---|
998 | |
---|
999 | spaces -= line.str ().size (); |
---|
1000 | |
---|
1001 | line << std::setw (spaces) << " ^" << reloc |
---|
1002 | << ':' << std::hex |
---|
1003 | << sec.relocs[reloc].addend |
---|
1004 | << std::dec; |
---|
1005 | |
---|
1006 | ++reloc; |
---|
1007 | } |
---|
1008 | |
---|
1009 | std::cout << line.str () << std::endl; |
---|
1010 | |
---|
1011 | offset += length; |
---|
1012 | } |
---|
1013 | |
---|
1014 | if (sec.relocs.size ()) |
---|
1015 | { |
---|
1016 | int count = 0; |
---|
1017 | std::cout << " info offset addend symbol name" << std::endl; |
---|
1018 | for (size_t f = 0; f < r.secs[s].relocs.size (); ++f) |
---|
1019 | { |
---|
1020 | rap::relocation& reloc = r.secs[s].relocs[f]; |
---|
1021 | std::cout << std::setw (4) << count++ << ' '; |
---|
1022 | reloc.output (); |
---|
1023 | std::cout << std::endl; |
---|
1024 | } |
---|
1025 | } |
---|
1026 | |
---|
1027 | } |
---|
1028 | } |
---|
1029 | } |
---|
1030 | } |
---|
1031 | |
---|
1032 | void |
---|
1033 | rap_expander (rld::files::paths& raps, bool warnings) |
---|
1034 | { |
---|
1035 | std::cout << "Expanding .... " << std::endl; |
---|
1036 | for (rld::files::paths::iterator pi = raps.begin(); |
---|
1037 | pi != raps.end(); |
---|
1038 | ++pi) |
---|
1039 | { |
---|
1040 | rap::file r (*pi, warnings); |
---|
1041 | std::cout << ' ' << r.name () << std::endl; |
---|
1042 | r.expand (); |
---|
1043 | } |
---|
1044 | } |
---|
1045 | |
---|
1046 | /** |
---|
1047 | * RTEMS RAP options. |
---|
1048 | */ |
---|
1049 | static struct option rld_opts[] = { |
---|
1050 | { "help", no_argument, NULL, 'h' }, |
---|
1051 | { "version", no_argument, NULL, 'V' }, |
---|
1052 | { "verbose", no_argument, NULL, 'v' }, |
---|
1053 | { "no-warn", no_argument, NULL, 'n' }, |
---|
1054 | { "all", no_argument, NULL, 'a' }, |
---|
1055 | { "header", no_argument, NULL, 'H' }, |
---|
1056 | { "machine", no_argument, NULL, 'm' }, |
---|
1057 | { "layout", no_argument, NULL, 'l' }, |
---|
1058 | { "strings", no_argument, NULL, 's' }, |
---|
1059 | { "symbols", no_argument, NULL, 'S' }, |
---|
1060 | { "relocs", no_argument, NULL, 'r' }, |
---|
1061 | { "overlay", no_argument, NULL, 'o' }, |
---|
1062 | { "expand", no_argument, NULL, 'x' }, |
---|
1063 | { NULL, 0, NULL, 0 } |
---|
1064 | }; |
---|
1065 | |
---|
1066 | void |
---|
1067 | usage (int exit_code) |
---|
1068 | { |
---|
1069 | std::cout << "rtems-rap [options] objects" << std::endl |
---|
1070 | << "Options and arguments:" << std::endl |
---|
1071 | << " -h : help (also --help)" << std::endl |
---|
1072 | << " -V : print linker version number and exit (also --version)" << std::endl |
---|
1073 | << " -v : verbose (trace import parts), can supply multiple times" << std::endl |
---|
1074 | << " to increase verbosity (also --verbose)" << std::endl |
---|
1075 | << " -n : no warnings (also --no-warn)" << std::endl |
---|
1076 | << " -a : show all (also --all)" << std::endl |
---|
1077 | << " -H : show header (also --header)" << std::endl |
---|
1078 | << " -m : show machine details (also --machine)" << std::endl |
---|
1079 | << " -l : show layout (also --layout)" << std::endl |
---|
1080 | << " -s : show strings (also --strings)" << std::endl |
---|
1081 | << " -S : show symbols (also --symbols)" << std::endl |
---|
1082 | << " -r : show relocations (also --relocs)" << std::endl |
---|
1083 | << " -o : linkage overlay (also --overlay)" << std::endl |
---|
1084 | << " -x : expand (also --expand)" << std::endl |
---|
1085 | << " -f : show file details" << std::endl; |
---|
1086 | ::exit (exit_code); |
---|
1087 | } |
---|
1088 | |
---|
1089 | static void |
---|
1090 | fatal_signal (int signum) |
---|
1091 | { |
---|
1092 | signal (signum, SIG_DFL); |
---|
1093 | |
---|
1094 | rld::process::temporaries.clean_up (); |
---|
1095 | |
---|
1096 | /* |
---|
1097 | * Get the same signal again, this time not handled, so its normal effect |
---|
1098 | * occurs. |
---|
1099 | */ |
---|
1100 | kill (getpid (), signum); |
---|
1101 | } |
---|
1102 | |
---|
1103 | static void |
---|
1104 | setup_signals (void) |
---|
1105 | { |
---|
1106 | if (signal (SIGINT, SIG_IGN) != SIG_IGN) |
---|
1107 | signal (SIGINT, fatal_signal); |
---|
1108 | #ifdef SIGHUP |
---|
1109 | if (signal (SIGHUP, SIG_IGN) != SIG_IGN) |
---|
1110 | signal (SIGHUP, fatal_signal); |
---|
1111 | #endif |
---|
1112 | if (signal (SIGTERM, SIG_IGN) != SIG_IGN) |
---|
1113 | signal (SIGTERM, fatal_signal); |
---|
1114 | #ifdef SIGPIPE |
---|
1115 | if (signal (SIGPIPE, SIG_IGN) != SIG_IGN) |
---|
1116 | signal (SIGPIPE, fatal_signal); |
---|
1117 | #endif |
---|
1118 | #ifdef SIGCHLD |
---|
1119 | signal (SIGCHLD, SIG_DFL); |
---|
1120 | #endif |
---|
1121 | } |
---|
1122 | |
---|
1123 | int |
---|
1124 | main (int argc, char* argv[]) |
---|
1125 | { |
---|
1126 | int ec = 0; |
---|
1127 | |
---|
1128 | setup_signals (); |
---|
1129 | |
---|
1130 | try |
---|
1131 | { |
---|
1132 | rld::files::paths raps; |
---|
1133 | bool warnings = true; |
---|
1134 | bool show = false; |
---|
1135 | bool show_header = false; |
---|
1136 | bool show_machine = false; |
---|
1137 | bool show_layout = false; |
---|
1138 | bool show_strings = false; |
---|
1139 | bool show_symbols = false; |
---|
1140 | bool show_relocs = false; |
---|
1141 | bool show_details = false; |
---|
1142 | bool overlay = false; |
---|
1143 | bool expand = false; |
---|
1144 | |
---|
1145 | while (true) |
---|
1146 | { |
---|
1147 | int opt = ::getopt_long (argc, argv, "hvVnaHlsSroxf", rld_opts, NULL); |
---|
1148 | if (opt < 0) |
---|
1149 | break; |
---|
1150 | |
---|
1151 | switch (opt) |
---|
1152 | { |
---|
1153 | case 'V': |
---|
1154 | std::cout << "rtems-rap (RTEMS RAP Manager) " << rld::version () |
---|
1155 | << std::endl; |
---|
1156 | ::exit (0); |
---|
1157 | break; |
---|
1158 | |
---|
1159 | case 'v': |
---|
1160 | rld::verbose_inc (); |
---|
1161 | break; |
---|
1162 | |
---|
1163 | case 'n': |
---|
1164 | warnings = false; |
---|
1165 | break; |
---|
1166 | |
---|
1167 | case 'a': |
---|
1168 | show = true; |
---|
1169 | show_header = true; |
---|
1170 | show_machine = true; |
---|
1171 | show_layout = true; |
---|
1172 | show_strings = true; |
---|
1173 | show_symbols = true; |
---|
1174 | show_relocs = true; |
---|
1175 | show_details = true; |
---|
1176 | break; |
---|
1177 | |
---|
1178 | case 'H': |
---|
1179 | show = true; |
---|
1180 | show_header = true; |
---|
1181 | break; |
---|
1182 | |
---|
1183 | case 'm': |
---|
1184 | show = true; |
---|
1185 | show_machine = true; |
---|
1186 | break; |
---|
1187 | |
---|
1188 | case 'l': |
---|
1189 | show = true; |
---|
1190 | show_layout = true; |
---|
1191 | break; |
---|
1192 | |
---|
1193 | case 's': |
---|
1194 | show = true; |
---|
1195 | show_strings = true; |
---|
1196 | break; |
---|
1197 | |
---|
1198 | case 'S': |
---|
1199 | show = true; |
---|
1200 | show_symbols = true; |
---|
1201 | break; |
---|
1202 | |
---|
1203 | case 'r': |
---|
1204 | show = true; |
---|
1205 | show_relocs = true; |
---|
1206 | break; |
---|
1207 | |
---|
1208 | case 'o': |
---|
1209 | overlay = true; |
---|
1210 | break; |
---|
1211 | |
---|
1212 | case 'x': |
---|
1213 | expand = true; |
---|
1214 | break; |
---|
1215 | |
---|
1216 | case 'f': |
---|
1217 | show_details = true; |
---|
1218 | break; |
---|
1219 | |
---|
1220 | case '?': |
---|
1221 | case 'h': |
---|
1222 | usage (0); |
---|
1223 | break; |
---|
1224 | } |
---|
1225 | } |
---|
1226 | |
---|
1227 | argc -= optind; |
---|
1228 | argv += optind; |
---|
1229 | |
---|
1230 | std::cout << "RTEMS RAP " << rld::version () << std::endl << std::endl; |
---|
1231 | |
---|
1232 | /* |
---|
1233 | * If there are no RAP files so there is nothing to do. |
---|
1234 | */ |
---|
1235 | if (argc == 0) |
---|
1236 | throw rld::error ("no RAP files", "options"); |
---|
1237 | |
---|
1238 | /* |
---|
1239 | * Load the remaining command line arguments into a container. |
---|
1240 | */ |
---|
1241 | while (argc--) |
---|
1242 | raps.push_back (*argv++); |
---|
1243 | |
---|
1244 | if (show) |
---|
1245 | rap_show (raps, |
---|
1246 | warnings, |
---|
1247 | show_header, |
---|
1248 | show_machine, |
---|
1249 | show_layout, |
---|
1250 | show_strings, |
---|
1251 | show_symbols, |
---|
1252 | show_relocs, |
---|
1253 | show_details); |
---|
1254 | |
---|
1255 | if (overlay) |
---|
1256 | rap_overlay (raps, warnings); |
---|
1257 | |
---|
1258 | if (expand) |
---|
1259 | rap_expander (raps, warnings); |
---|
1260 | } |
---|
1261 | catch (rld::error re) |
---|
1262 | { |
---|
1263 | std::cerr << "error: " |
---|
1264 | << re.where << ": " << re.what |
---|
1265 | << std::endl; |
---|
1266 | ec = 10; |
---|
1267 | } |
---|
1268 | catch (std::exception e) |
---|
1269 | { |
---|
1270 | int status; |
---|
1271 | char* realname; |
---|
1272 | realname = abi::__cxa_demangle (e.what(), 0, 0, &status); |
---|
1273 | std::cerr << "error: exception: " << realname << " ["; |
---|
1274 | ::free (realname); |
---|
1275 | const std::type_info &ti = typeid (e); |
---|
1276 | realname = abi::__cxa_demangle (ti.name(), 0, 0, &status); |
---|
1277 | std::cerr << realname << "] " << e.what () << std::endl; |
---|
1278 | ::free (realname); |
---|
1279 | ec = 11; |
---|
1280 | } |
---|
1281 | catch (...) |
---|
1282 | { |
---|
1283 | /* |
---|
1284 | * Helps to know if this happens. |
---|
1285 | */ |
---|
1286 | std::cout << "error: unhandled exception" << std::endl; |
---|
1287 | ec = 12; |
---|
1288 | } |
---|
1289 | |
---|
1290 | return ec; |
---|
1291 | } |
---|