LXR qemu/contrib/elf2dmp/pdb.h

   1/*
   2 * Copyright (c) 2018 Virtuozzo International GmbH
   3 *
   4 * This work is licensed under the terms of the GNU GPL, version 2 or later.
   5 *
   6 */
   7
   8#ifndef PDB_H
   9#define PDB_H
  10
  11
  12#ifndef _WIN32
  13typedef struct GUID {
  14    unsigned int Data1;
  15    unsigned short Data2;
  16    unsigned short Data3;
  17    unsigned char Data4[8];
  18} GUID;
  19#endif
  20
  21struct PDB_FILE {
  22    uint32_t size;
  23    uint32_t unknown;
  24};
  25
  26typedef struct PDB_DS_HEADER {
  27    char signature[32];
  28    uint32_t block_size;
  29    uint32_t unknown1;
  30    uint32_t num_pages;
  31    uint32_t toc_size;
  32    uint32_t unknown2;
  33    uint32_t toc_page;
  34} PDB_DS_HEADER;
  35
  36typedef struct PDB_DS_TOC {
  37    uint32_t num_files;
  38    uint32_t file_size[1];
  39} PDB_DS_TOC;
  40
  41typedef struct PDB_DS_ROOT {
  42    uint32_t Version;
  43    uint32_t TimeDateStamp;
  44    uint32_t Age;
  45    GUID guid;
  46    uint32_t cbNames;
  47    char names[1];
  48} PDB_DS_ROOT;
  49
  50typedef struct PDB_TYPES_OLD {
  51    uint32_t version;
  52    uint16_t first_index;
  53    uint16_t last_index;
  54    uint32_t type_size;
  55    uint16_t file;
  56    uint16_t pad;
  57} PDB_TYPES_OLD;
  58
  59typedef struct PDB_TYPES {
  60    uint32_t version;
  61    uint32_t type_offset;
  62    uint32_t first_index;
  63    uint32_t last_index;
  64    uint32_t type_size;
  65    uint16_t file;
  66    uint16_t pad;
  67    uint32_t hash_size;
  68    uint32_t hash_base;
  69    uint32_t hash_offset;
  70    uint32_t hash_len;
  71    uint32_t search_offset;
  72    uint32_t search_len;
  73    uint32_t unknown_offset;
  74    uint32_t unknown_len;
  75} PDB_TYPES;
  76
  77typedef struct PDB_SYMBOL_RANGE {
  78    uint16_t segment;
  79    uint16_t pad1;
  80    uint32_t offset;
  81    uint32_t size;
  82    uint32_t characteristics;
  83    uint16_t index;
  84    uint16_t pad2;
  85} PDB_SYMBOL_RANGE;
  86
  87typedef struct PDB_SYMBOL_RANGE_EX {
  88    uint16_t segment;
  89    uint16_t pad1;
  90    uint32_t offset;
  91    uint32_t size;
  92    uint32_t characteristics;
  93    uint16_t index;
  94    uint16_t pad2;
  95    uint32_t timestamp;
  96    uint32_t unknown;
  97} PDB_SYMBOL_RANGE_EX;
  98
  99typedef struct PDB_SYMBOL_FILE {
 100    uint32_t unknown1;
 101    PDB_SYMBOL_RANGE range;
 102    uint16_t flag;
 103    uint16_t file;
 104    uint32_t symbol_size;
 105    uint32_t lineno_size;
 106    uint32_t unknown2;
 107    uint32_t nSrcFiles;
 108    uint32_t attribute;
 109    char filename[1];
 110} PDB_SYMBOL_FILE;
 111
 112typedef struct PDB_SYMBOL_FILE_EX {
 113    uint32_t unknown1;
 114    PDB_SYMBOL_RANGE_EX range;
 115    uint16_t flag;
 116    uint16_t file;
 117    uint32_t symbol_size;
 118    uint32_t lineno_size;
 119    uint32_t unknown2;
 120    uint32_t nSrcFiles;
 121    uint32_t attribute;
 122    uint32_t reserved[2];
 123    char filename[1];
 124} PDB_SYMBOL_FILE_EX;
 125
 126typedef struct PDB_SYMBOL_SOURCE {
 127    uint16_t nModules;
 128    uint16_t nSrcFiles;
 129    uint16_t table[1];
 130} PDB_SYMBOL_SOURCE;
 131
 132typedef struct PDB_SYMBOL_IMPORT {
 133    uint32_t unknown1;
 134    uint32_t unknown2;
 135    uint32_t TimeDateStamp;
 136    uint32_t Age;
 137    char filename[1];
 138} PDB_SYMBOL_IMPORT;
 139
 140typedef struct PDB_SYMBOLS_OLD {
 141    uint16_t hash1_file;
 142    uint16_t hash2_file;
 143    uint16_t gsym_file;
 144    uint16_t pad;
 145    uint32_t module_size;
 146    uint32_t offset_size;
 147    uint32_t hash_size;
 148    uint32_t srcmodule_size;
 149} PDB_SYMBOLS_OLD;
 150
 151typedef struct PDB_SYMBOLS {
 152    uint32_t signature;
 153    uint32_t version;
 154    uint32_t unknown;
 155    uint32_t hash1_file;
 156    uint32_t hash2_file;
 157    uint16_t gsym_file;
 158    uint16_t unknown1;
 159    uint32_t module_size;
 160    uint32_t offset_size;
 161    uint32_t hash_size;
 162    uint32_t srcmodule_size;
 163    uint32_t pdbimport_size;
 164    uint32_t resvd0;
 165    uint32_t stream_index_size;
 166    uint32_t unknown2_size;
 167    uint16_t resvd3;
 168    uint16_t machine;
 169    uint32_t resvd4;
 170} PDB_SYMBOLS;
 171
 172typedef struct {
 173    uint16_t FPO;
 174    uint16_t unk0;
 175    uint16_t unk1;
 176    uint16_t unk2;
 177    uint16_t unk3;
 178    uint16_t segments;
 179} PDB_STREAM_INDEXES_OLD;
 180
 181typedef struct {
 182    uint16_t FPO;
 183    uint16_t unk0;
 184    uint16_t unk1;
 185    uint16_t unk2;
 186    uint16_t unk3;
 187    uint16_t segments;
 188    uint16_t unk4;
 189    uint16_t unk5;
 190    uint16_t unk6;
 191    uint16_t FPO_EXT;
 192    uint16_t unk7;
 193} PDB_STREAM_INDEXES;
 194
 195union codeview_symbol {
 196    struct {
 197        int16_t len;
 198        int16_t id;
 199    } generic;
 200
 201    struct {
 202        int16_t len;
 203        int16_t id;
 204        uint32_t symtype;
 205        uint32_t offset;
 206        uint16_t segment;
 207        char name[1];
 208    } public_v3;
 209};
 210
 211#define S_PUB_V3        0x110E
 212
 213typedef struct pdb_seg {
 214    uint32_t dword[8];
 215} __attribute__ ((packed)) pdb_seg;
 216
 217#define IMAGE_FILE_MACHINE_I386 0x014c
 218#define IMAGE_FILE_MACHINE_AMD64 0x8664
 219
 220struct pdb_reader {
 221    GMappedFile *gmf;
 222    size_t file_size;
 223    struct {
 224        PDB_DS_HEADER *header;
 225        PDB_DS_TOC *toc;
 226        PDB_DS_ROOT *root;
 227    } ds;
 228    uint32_t file_used[1024];
 229    PDB_SYMBOLS *symbols;
 230    PDB_STREAM_INDEXES sidx;
 231    uint8_t *modimage;
 232    char *segs;
 233    size_t segs_size;
 234};
 235
 236int pdb_init_from_file(const char *name, struct pdb_reader *reader);
 237void pdb_exit(struct pdb_reader *reader);
 238uint64_t pdb_resolve(uint64_t img_base, struct pdb_reader *r, const char *name);
 239uint64_t pdb_find_public_v3_symbol(struct pdb_reader *reader, const char *name);
 240
 241#endif /* PDB_H */
 242