| rsc | a84cbb2 | 2004-04-19 19:29:25 +0000 | [diff] [blame] | 1 | typedef struct Dwarf Dwarf; |
| 2 | typedef struct DwarfAttrs DwarfAttrs; |
| 3 | typedef struct DwarfBlock DwarfBlock; |
| 4 | typedef struct DwarfBuf DwarfBuf; |
| 5 | typedef struct DwarfExpr DwarfExpr; |
| 6 | typedef struct DwarfSym DwarfSym; |
| 7 | typedef union DwarfVal DwarfVal; |
| 8 | |
| 9 | enum |
| 10 | { |
| 11 | TagArrayType = 0x01, |
| 12 | TagClassType = 0x02, |
| 13 | TagEntryPoint = 0x03, |
| 14 | TagEnumerationType = 0x04, |
| 15 | TagFormalParameter = 0x05, |
| 16 | TagImportedDeclaration = 0x08, |
| 17 | TagLabel = 0x0A, |
| 18 | TagLexDwarfBlock = 0x0B, |
| 19 | TagMember = 0x0D, |
| 20 | TagPointerType = 0x0F, |
| 21 | TagReferenceType = 0x10, |
| 22 | TagCompileUnit = 0x11, |
| 23 | TagStringType = 0x12, |
| 24 | TagStructType = 0x13, |
| 25 | TagSubroutineType = 0x15, |
| 26 | TagTypedef = 0x16, |
| 27 | TagUnionType = 0x17, |
| 28 | TagUnspecifiedParameters = 0x18, |
| 29 | TagVariant = 0x19, |
| 30 | TagCommonDwarfBlock = 0x1A, |
| 31 | TagCommonInclusion = 0x1B, |
| 32 | TagInheritance = 0x1C, |
| 33 | TagInlinedSubroutine = 0x1D, |
| 34 | TagModule = 0x1E, |
| 35 | TagPtrToMemberType = 0x1F, |
| 36 | TagSetType = 0x20, |
| 37 | TagSubrangeType = 0x21, |
| 38 | TagWithStmt = 0x22, |
| 39 | TagAccessDeclaration = 0x23, |
| 40 | TagBaseType = 0x24, |
| 41 | TagCatchDwarfBlock = 0x25, |
| 42 | TagConstType = 0x26, |
| 43 | TagConstant = 0x27, |
| 44 | TagEnumerator = 0x28, |
| 45 | TagFileType = 0x29, |
| 46 | TagFriend = 0x2A, |
| 47 | TagNamelist = 0x2B, |
| 48 | TagNamelistItem = 0x2C, |
| 49 | TagPackedType = 0x2D, |
| 50 | TagSubprogram = 0x2E, |
| 51 | TagTemplateTypeParameter = 0x2F, |
| 52 | TagTemplateValueParameter = 0x30, |
| 53 | TagThrownType = 0x31, |
| 54 | TagTryDwarfBlock = 0x32, |
| 55 | TagVariantPart = 0x33, |
| 56 | TagVariable = 0x34, |
| 57 | TagVolatileType = 0x35, |
| 58 | TagDwarfProcedure = 0x36, |
| 59 | TagRestrictType = 0x37, |
| 60 | TagInterfaceType = 0x38, |
| 61 | TagNamespace = 0x39, |
| 62 | TagImportedModule = 0x3A, |
| 63 | TagUnspecifiedType = 0x3B, |
| 64 | TagPartialUnit = 0x3C, |
| 65 | TagImportedUnit = 0x3D, |
| 66 | TagMutableType = 0x3E, |
| 67 | |
| 68 | TypeAddress = 0x01, |
| 69 | TypeBoolean = 0x02, |
| 70 | TypeComplexFloat = 0x03, |
| 71 | TypeFloat = 0x04, |
| 72 | TypeSigned = 0x05, |
| 73 | TypeSignedChar = 0x06, |
| 74 | TypeUnsigned = 0x07, |
| 75 | TypeUnsignedChar = 0x08, |
| 76 | TypeImaginaryFloat = 0x09, |
| 77 | |
| 78 | AccessPublic = 0x01, |
| 79 | AccessProtected = 0x02, |
| 80 | AccessPrivate = 0x03, |
| 81 | |
| 82 | VisLocal = 0x01, |
| 83 | VisExported = 0x02, |
| 84 | VisQualified = 0x03, |
| 85 | |
| 86 | VirtNone = 0x00, |
| 87 | VirtVirtual = 0x01, |
| 88 | VirtPureVirtual = 0x02, |
| 89 | |
| 90 | LangC89 = 0x0001, |
| 91 | LangC = 0x0002, |
| 92 | LangAda83 = 0x0003, |
| 93 | LangCplusplus = 0x0004, |
| 94 | LangCobol74 = 0x0005, |
| 95 | LangCobol85 = 0x0006, |
| 96 | LangFortran77 = 0x0007, |
| 97 | LangFortran90 = 0x0008, |
| 98 | LangPascal83 = 0x0009, |
| 99 | LangModula2 = 0x000A, |
| 100 | LangJava = 0x000B, |
| 101 | LangC99 = 0x000C, |
| 102 | LangAda95 = 0x000D, |
| 103 | LangFortran95 = 0x000E, |
| 104 | LangPLI = 0x000F, |
| 105 | // 0x8000-0xFFFF reserved |
| 106 | |
| 107 | IdCaseSensitive = 0x00, |
| 108 | IdCaseUpper = 0x01, |
| 109 | IdCaseLower = 0x02, |
| 110 | IdCaseInsensitive = 0x03, |
| 111 | |
| 112 | CallingNormal = 0x01, |
| 113 | CallingProgram = 0x02, |
| 114 | CallingNocall = 0x03, |
| 115 | // 0x40-0xFF reserved |
| 116 | |
| 117 | InNone = 0x00, |
| 118 | InInlined = 0x01, |
| 119 | InDeclaredNotInlined = 0x02, |
| 120 | InDeclaredInlined = 0x03, |
| 121 | |
| 122 | OrderRowMajor = 0x00, |
| 123 | OrderColumnMajor = 0x01, |
| 124 | |
| 125 | DiscLabel = 0x00, |
| 126 | DiscRange = 0x01, |
| 127 | |
| 128 | TReference = 1<<0, |
| 129 | TBlock = 1<<1, |
| 130 | TConstant = 1<<2, |
| 131 | TString = 1<<3, |
| 132 | TFlag = 1<<4, |
| 133 | TAddress = 1<<5, |
| 134 | |
| 135 | OpAddr = 0x03, // 1 op, const addr |
| 136 | OpDeref = 0x06, |
| 137 | OpConst1u = 0x08, // 1 op, 1 byte const |
| 138 | OpConst1s = 0x09, // " signed |
| 139 | OpConst2u = 0x0A, // 1 op, 2 byte const |
| 140 | OpConst2s = 0x0B, // " signed |
| 141 | OpConst4u = 0x0C, // 1 op, 4 byte const |
| 142 | OpConst4s = 0x0D, // " signed |
| 143 | OpConst8u = 0x0E, // 1 op, 8 byte const |
| 144 | OpConst8s = 0x0F, // " signed |
| 145 | OpConstu = 0x10, // 1 op, LEB128 const |
| 146 | OpConsts = 0x11, // " signed |
| 147 | OpDup = 0x12, |
| 148 | OpDrop = 0x13, |
| 149 | OpOver = 0x14, |
| 150 | OpPick = 0x15, // 1 op, 1 byte stack index |
| 151 | OpSwap = 0x16, |
| 152 | OpRot = 0x17, |
| 153 | OpXderef = 0x18, |
| 154 | OpAbs = 0x19, |
| 155 | OpAnd = 0x1A, |
| 156 | OpDiv = 0x1B, |
| 157 | OpMinus = 0x1C, |
| 158 | OpMod = 0x1D, |
| 159 | OpMul = 0x1E, |
| 160 | OpNeg = 0x1F, |
| 161 | OpNot = 0x20, |
| 162 | OpOr = 0x21, |
| 163 | OpPlus = 0x22, |
| 164 | OpPlusUconst = 0x23, // 1 op, ULEB128 addend |
| 165 | OpShl = 0x24, |
| 166 | OpShr = 0x25, |
| 167 | OpShra = 0x26, |
| 168 | OpXor = 0x27, |
| 169 | OpSkip = 0x2F, // 1 op, signed 2-byte constant |
| 170 | OpBra = 0x28, // 1 op, signed 2-byte constant |
| 171 | OpEq = 0x29, |
| 172 | OpGe = 0x2A, |
| 173 | OpGt = 0x2B, |
| 174 | OpLe = 0x2C, |
| 175 | OpLt = 0x2D, |
| 176 | OpNe = 0x2E, |
| 177 | OpLit0 = 0x30, |
| 178 | // OpLitN = OpLit0 + N for N = 0..31 |
| 179 | OpReg0 = 0x50, |
| 180 | // OpRegN = OpReg0 + N for N = 0..31 |
| 181 | OpBreg0 = 0x70, // 1 op, signed LEB128 constant |
| 182 | // OpBregN = OpBreg0 + N for N = 0..31 |
| 183 | OpRegx = 0x90, // 1 op, ULEB128 register |
| 184 | OpFbreg = 0x91, // 1 op, SLEB128 offset |
| 185 | OpBregx = 0x92, // 2 op, ULEB128 reg, SLEB128 off |
| 186 | OpPiece = 0x93, // 1 op, ULEB128 size of piece |
| 187 | OpDerefSize = 0x94, // 1-byte size of data retrieved |
| 188 | OpXderefSize = 0x95, // 1-byte size of data retrieved |
| 189 | OpNop = 0x96, |
| 190 | // next four new in Dwarf v3 |
| 191 | OpPushObjAddr = 0x97, |
| 192 | OpCall2 = 0x98, // 2-byte offset of DIE |
| 193 | OpCall4 = 0x99, // 4-byte offset of DIE |
| 194 | OpCallRef = 0x9A, // 4- or 8- byte offset of DIE |
| 195 | // 0xE0-0xFF reserved for user-specific |
| 196 | }; |
| 197 | |
| 198 | struct DwarfBlock |
| 199 | { |
| 200 | uchar *data; |
| 201 | ulong len; |
| 202 | }; |
| 203 | |
| 204 | /* not for consumer use */ |
| 205 | struct DwarfBuf |
| 206 | { |
| 207 | Dwarf *d; |
| 208 | uchar *p; |
| 209 | uchar *ep; |
| 210 | uint addrsize; |
| 211 | }; |
| 212 | |
| 213 | union DwarfVal |
| 214 | { |
| 215 | char *s; |
| 216 | ulong c; |
| 217 | ulong r; |
| 218 | DwarfBlock b; |
| 219 | }; |
| 220 | |
| 221 | struct DwarfAttrs |
| 222 | { |
| 223 | ulong tag; |
| 224 | uchar haskids; |
| 225 | |
| 226 | /* whether we have it, along with type */ |
| 227 | struct { |
| 228 | uchar abstractorigin; |
| 229 | uchar accessibility; |
| 230 | uchar addrclass; |
| 231 | uchar basetypes; |
| 232 | uchar bitoffset; |
| 233 | uchar bitsize; |
| 234 | uchar bytesize; |
| 235 | uchar calling; |
| 236 | uchar commonref; |
| 237 | uchar compdir; |
| 238 | uchar constvalue; |
| 239 | uchar containingtype; |
| 240 | uchar count; |
| 241 | uchar datamemberloc; |
| 242 | uchar declcolumn; |
| 243 | uchar declfile; |
| 244 | uchar declline; |
| 245 | uchar defaultvalue; |
| 246 | uchar discr; |
| 247 | uchar discrlist; |
| 248 | uchar discrvalue; |
| 249 | uchar encoding; |
| 250 | uchar framebase; |
| 251 | uchar friend; |
| 252 | uchar highpc; |
| 253 | uchar identifiercase; |
| 254 | uchar import; |
| 255 | uchar inlined; |
| 256 | uchar isartificial; |
| 257 | uchar isdeclaration; |
| 258 | uchar isexternal; |
| 259 | uchar isoptional; |
| 260 | uchar isprototyped; |
| 261 | uchar isvarparam; |
| 262 | uchar language; |
| 263 | uchar location; |
| 264 | uchar lowerbound; |
| 265 | uchar lowpc; |
| 266 | uchar macroinfo; |
| 267 | uchar name; |
| 268 | uchar namelistitem; |
| 269 | uchar ordering; |
| 270 | uchar priority; |
| 271 | uchar producer; |
| 272 | uchar ranges; |
| 273 | uchar returnaddr; |
| 274 | uchar segment; |
| 275 | uchar sibling; |
| 276 | uchar specification; |
| 277 | uchar startscope; |
| 278 | uchar staticlink; |
| 279 | uchar stmtlist; |
| 280 | uchar stridesize; |
| 281 | uchar stringlength; |
| 282 | uchar type; |
| 283 | uchar upperbound; |
| 284 | uchar uselocation; |
| 285 | uchar virtuality; |
| 286 | uchar visibility; |
| 287 | uchar vtableelemloc; |
| 288 | } have; |
| 289 | |
| 290 | ulong abstractorigin; |
| 291 | ulong accessibility; |
| 292 | ulong addrclass; |
| 293 | ulong basetypes; |
| 294 | ulong bitoffset; |
| 295 | ulong bitsize; |
| 296 | ulong bytesize; |
| 297 | ulong calling; |
| 298 | ulong commonref; |
| 299 | char* compdir; |
| 300 | DwarfVal constvalue; |
| 301 | ulong containingtype; |
| 302 | ulong count; |
| 303 | DwarfVal datamemberloc; |
| 304 | ulong declcolumn; |
| 305 | ulong declfile; |
| 306 | ulong declline; |
| 307 | ulong defaultvalue; |
| 308 | ulong discr; |
| 309 | DwarfBlock discrlist; |
| 310 | ulong discrvalue; |
| 311 | ulong encoding; |
| 312 | DwarfVal framebase; |
| 313 | ulong friend; |
| 314 | ulong highpc; |
| 315 | ulong identifiercase; |
| 316 | ulong import; |
| 317 | ulong inlined; |
| 318 | uchar isartificial; |
| 319 | uchar isdeclaration; |
| 320 | uchar isexternal; |
| 321 | uchar isoptional; |
| 322 | uchar isprototyped; |
| 323 | uchar isvarparam; |
| 324 | ulong language; |
| 325 | DwarfVal location; |
| 326 | ulong lowerbound; |
| 327 | ulong lowpc; |
| 328 | ulong macroinfo; |
| 329 | char* name; |
| 330 | DwarfBlock namelistitem; |
| 331 | ulong ordering; |
| 332 | ulong priority; |
| 333 | char* producer; |
| 334 | ulong ranges; |
| 335 | DwarfVal returnaddr; |
| 336 | DwarfVal segment; |
| 337 | ulong sibling; |
| 338 | ulong specification; |
| 339 | ulong startscope; |
| 340 | DwarfVal staticlink; |
| 341 | ulong stmtlist; |
| 342 | ulong stridesize; |
| 343 | DwarfVal stringlength; |
| 344 | ulong type; |
| 345 | ulong upperbound; |
| 346 | DwarfVal uselocation; |
| 347 | ulong virtuality; |
| 348 | ulong visibility; |
| 349 | DwarfVal vtableelemloc; |
| 350 | }; |
| 351 | |
| 352 | enum |
| 353 | { |
| 354 | RuleUndef, |
| 355 | RuleSame, |
| 356 | RuleCfaOffset, |
| 357 | RuleRegister, |
| 358 | RuleRegOff, |
| 359 | RuleLocation, |
| 360 | }; |
| 361 | struct DwarfExpr |
| 362 | { |
| 363 | int type; |
| 364 | long offset; |
| 365 | ulong reg; |
| 366 | DwarfBlock loc; |
| 367 | }; |
| 368 | |
| 369 | struct DwarfSym |
| 370 | { |
| 371 | DwarfAttrs attrs; |
| 372 | |
| 373 | /* not for consumer use... */ |
| 374 | DwarfBuf b; |
| 375 | ulong unit; |
| 376 | uint uoff; |
| 377 | ulong aoff; |
| 378 | int depth; |
| 379 | int allunits; |
| 380 | ulong nextunit; |
| 381 | }; |
| 382 | |
| 383 | |
| 384 | Dwarf *dwarfopen(Elf *elf); |
| 385 | void dwarfclose(Dwarf*); |
| 386 | int dwarfaddrtounit(Dwarf*, ulong, ulong*); |
| 387 | int dwarflookupfn(Dwarf*, ulong, ulong, DwarfSym*); |
| 388 | int dwarflookupname(Dwarf*, char*, DwarfSym*); |
| 389 | int dwarflookupnameinunit(Dwarf*, ulong, char*, DwarfSym*); |
| 390 | int dwarflookupsubname(Dwarf*, DwarfSym*, char*, DwarfSym*); |
| 391 | int dwarflookuptag(Dwarf*, ulong, ulong, DwarfSym*); |
| 392 | int dwarfenumunit(Dwarf*, ulong, DwarfSym*); |
| 393 | int dwarfseeksym(Dwarf*, ulong, ulong, DwarfSym*); |
| 394 | int dwarfenum(Dwarf*, DwarfSym*); |
| rsc | 95f57b0 | 2004-04-21 02:03:00 +0000 | [diff] [blame] | 395 | int dwarfnextsym(Dwarf*, DwarfSym*); |
| 396 | int dwarfnextsymat(Dwarf*, DwarfSym*, int); |
| rsc | a84cbb2 | 2004-04-19 19:29:25 +0000 | [diff] [blame] | 397 | int dwarfpctoline(Dwarf*, ulong, char**, char**, char**, ulong*, ulong*, ulong*); |
| 398 | int dwarfunwind(Dwarf*, ulong, DwarfExpr*, DwarfExpr*, DwarfExpr*, int); |
| 399 | ulong dwarfget1(DwarfBuf*); |
| 400 | ulong dwarfget2(DwarfBuf*); |
| 401 | ulong dwarfget4(DwarfBuf*); |
| 402 | uvlong dwarfget8(DwarfBuf*); |
| 403 | ulong dwarfget128(DwarfBuf*); |
| 404 | long dwarfget128s(DwarfBuf*); |
| 405 | ulong dwarfgetaddr(DwarfBuf*); |
| 406 | int dwarfgetn(DwarfBuf*, uchar*, int); |
| 407 | uchar *dwarfgetnref(DwarfBuf*, ulong); |
| 408 | char *dwarfgetstring(DwarfBuf*); |
| 409 | |
| 410 | |
| 411 | typedef struct DwarfAbbrev DwarfAbbrev; |
| 412 | typedef struct DwarfAttr DwarfAttr; |
| 413 | |
| 414 | struct DwarfAttr |
| 415 | { |
| 416 | ulong name; |
| 417 | ulong form; |
| 418 | }; |
| 419 | |
| 420 | struct DwarfAbbrev |
| 421 | { |
| 422 | ulong num; |
| 423 | ulong tag; |
| 424 | uchar haskids; |
| 425 | DwarfAttr *attr; |
| 426 | int nattr; |
| 427 | }; |
| 428 | |
| 429 | struct Dwarf |
| 430 | { |
| 431 | Elf *elf; |
| 432 | int fd; |
| 433 | char **reg; |
| 434 | int nreg; |
| 435 | int addrsize; |
| 436 | DwarfBlock abbrev; |
| 437 | DwarfBlock aranges; |
| 438 | DwarfBlock frame; |
| 439 | DwarfBlock info; |
| 440 | DwarfBlock line; |
| 441 | DwarfBlock pubnames; |
| 442 | DwarfBlock pubtypes; |
| 443 | DwarfBlock ranges; |
| 444 | DwarfBlock str; |
| 445 | |
| 446 | /* little cache */ |
| 447 | struct { |
| 448 | DwarfAbbrev *a; |
| 449 | int na; |
| 450 | ulong off; |
| 451 | } acache; |
| 452 | }; |
| 453 | |
| 454 | DwarfAbbrev *dwarfgetabbrev(Dwarf*, ulong, ulong); |
| 455 | |
| 456 | int dwarfgetinfounit(Dwarf*, ulong, DwarfBlock*); |
| 457 | |
| 458 | extern int dwarf386nregs; |
| 459 | extern char *dwarf386regs[]; |
| 460 | extern char *dwarf386fp; |
| 461 | |
