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factored parser code out of pdb

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This commit is contained in:
Nikita Smith
2024-10-15 16:28:51 -07:00
parent c3e2e2e91b
commit 1bcd66329f
6 changed files with 1485 additions and 1270 deletions
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src/pdb/pdb.h
+240 -279
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@@ -7,59 +7,145 @@
// https://github.com/microsoft/microsoft-pdb/tree/master/PDB
////////////////////////////////
//~ PDB Format Types
//~ PDB String Table Types
typedef U32 PDB_Version;
enum{
PDB_Version_VC2 = 19941610,
PDB_Version_VC4 = 19950623,
PDB_Version_VC41 = 19950814,
PDB_Version_VC50 = 19960307,
PDB_Version_VC98 = 19970604,
PDB_Version_VC70_DEP = 19990604,
PDB_Version_VC70 = 20000404,
PDB_Version_VC80 = 20030901,
PDB_Version_VC110 = 20091201,
PDB_Version_VC140 = 20140508
};
typedef U16 PDB_ModIndex;
#define PDB_INVALID_STRING_INDEX max_U32
typedef U32 PDB_StringIndex;
typedef U32 PDB_StringOffset;
typedef enum PDB_FixedStream{
PDB_FixedStream_PdbInfo = 1,
PDB_FixedStream_Tpi = 2,
PDB_FixedStream_Dbi = 3,
PDB_FixedStream_Ipi = 4
} PDB_FixedStream;
typedef enum PDB_NamedStream{
PDB_NamedStream_HEADER_BLOCK,
PDB_NamedStream_STRTABLE,
PDB_NamedStream_LINK_INFO,
PDB_NamedStream_COUNT
} PDB_NamedStream;
typedef struct PDB_InfoHeader{
PDB_Version version;
U32 time;
U32 age;
} PDB_InfoHeader;
enum{
PDB_StrtblHeader_MAGIC = 0xEFFEEFFE
enum
{
PDB_StringTableHeader_MAGIC = 0xEFFEEFFE
};
typedef struct PDB_StrtblHeader{
enum
{
PDB_StringTableHeader_Version1 = 1,
PDB_StringTableHeader_CurrentVersion = PDB_StringTableHeader_Version1
};
typedef struct PDB_StringTableHeader
{
U32 magic;
U32 version;
} PDB_StrtblHeader;
} PDB_StringTableHeader;
////////////////////////////////
typedef enum PDB_FixedStream
{
PDB_FixedStream_Info = 1,
PDB_FixedStream_Tpi = 2,
PDB_FixedStream_Dbi = 3,
PDB_FixedStream_Ipi = 4
} PDB_FixedStream;
////////////////////////////////
//~ PDB Info Types
typedef U32 PDB_InfoVersion;
enum{
PDB_InfoVersion_VC2 = 19941610,
PDB_InfoVersion_VC4 = 19950623,
PDB_InfoVersion_VC41 = 19950814,
PDB_InfoVersion_VC50 = 19960307,
PDB_InfoVersion_VC98 = 19970604,
PDB_InfoVersion_VC70_DEP = 19990604,
PDB_InfoVersion_VC70 = 20000404,
PDB_InfoVersion_VC80 = 20030901,
PDB_InfoVersion_VC110 = 20091201,
PDB_InfoVersion_VC140 = 20140508
};
// referenced in PDB1::loadPdbStream
enum
{
PDB_FeatureSig_NULL = 0,
PDB_FeatureSig_VC110 = PDB_InfoVersion_VC110,
PDB_FeatureSig_VC140 = PDB_InfoVersion_VC140,
PDB_FeatureSig_NO_TYPE_MERGE = 0x4D544F4E,
PDB_FeatureSig_MINIMAL_DEBUG_INFO = 0x494E494D,
};
typedef U32 PDB_FeatureSig;
enum
{
PDB_FeatureFlag_HAS_ID_STREAM = (1 << 0),
PDB_FeatureFlag_NO_TYPE_MERGE = (1 << 1),
PDB_FeatureFlag_MINIMAL_DBG_INFO = (1 << 2),
};
typedef U32 PDB_FeatureFlags;
#pragma pack(push,1)
typedef struct PDB_InfoHeaderV70
{
PDB_InfoVersion version;
COFF_TimeStamp time_stamp;
U32 age;
OS_Guid guid;
// PDB_HashTable named_stream_hash_table
// PDB_FeatureFlag features[*]
} PDB_InfoHeaderV70;
#pragma pack(pop)
StaticAssert(sizeof(PDB_InfoHeaderV70) == 28, pdb_info_header_v70_size_check);
#define PDB_SRC_HEADER_BLOCK_STREAM_NAME str8_lit("/src/headerblock")
#define PDB_LINK_INFO_STREAM_NAME str8_lit("/LinkInfo")
#define PDB_NAMES_STREAM_NAME str8_lit("/names")
////////////////////////////////
// SRC Header Block
#define PDB_SRC_HEADER_BLOCK_MAGIC_V1 19980827
typedef struct PDB_SrcHeaderBlockHeader
{
U32 version;
U32 stream_size;
U64 file_time;
U32 age;
U8 pad[44];
} PDB_SrcHeaderBlockHeader;
enum
{
PDB_SrcComp_NULL,
PDB_SrcComp_RUN_LENGTH_RECORD,
PDB_SrcComp_HUFFMAN,
PDB_SrcComp_LZ,
PDB_SrcComp_DOTNET
};
typedef U8 PDB_SrcCompType;
enum
{
PDB_SrcHeaderBlockEntryFlag_IS_VIRTUAL = (1 << 0)
};
typedef U8 PDB_SrcHeaderFlags;
// (PDB/include/pdb.h: SrcHeaderOut)
typedef struct PDB_SrcHeaderBlockEntry
{
U32 size;
U32 version;
U32 file_crc;
U32 file_size;
PDB_StringOffset file_path;
PDB_StringOffset obj;
PDB_StringOffset virt_path;
PDB_SrcCompType comp;
PDB_SrcHeaderFlags flags;
U8 pad[2];
U8 reserved[8];
} PDB_SrcHeaderBlockEntry;
////////////////////////////////
//~ PDB Format DBI Types
typedef U32 PDB_DbiStream;
enum{
enum
{
PDB_DbiStream_FPO,
PDB_DbiStream_EXCEPTION,
PDB_DbiStream_FIXUP,
@@ -75,12 +161,14 @@ enum{
};
typedef U32 PDB_DbiHeaderSignature;
enum{
enum
{
PDB_DbiHeaderSignature_V1 = 0xFFFFFFFF
};
typedef U32 PDB_DbiVersion;
enum{
enum
{
PDB_DbiVersion_41 = 930803,
PDB_DbiVersion_50 = 19960307,
PDB_DbiVersion_60 = 19970606,
@@ -90,20 +178,21 @@ enum{
typedef U16 PDB_DbiBuildNumber;
#define PDB_DbiBuildNumberNewFormatFlag 0x8000
#define PDB_DbiBuildNumberMinor(bn) ((bn)&0xFF)
#define PDB_DbiBuildNumberMajor(bn) (((bn) >> 8)&0x7F)
#define PDB_DbiBuildNumberMinor(bn) ((bn)&0xFF)
#define PDB_DbiBuildNumberMajor(bn) (((bn) >> 8)&0x7F)
#define PDB_DbiBuildNumberNewFormat(bn) (!!((bn)&PDB_DbiBuildNumberNewFormatFlag))
#define PDB_DbiBuildNumber(maj, min) \
(PDB_DbiBuildNumberNewFormatFlag | ((min)&0xFF) | (((maj)&0x7F) << 16))
#define PDB_DbiMakeBuildNumber(maj, min) (PDB_DbiBuildNumber)(PDB_DbiBuildNumberNewFormatFlag | ((min)&0xFF) | (((maj)&0x7F) << 16))
typedef U16 PDB_DbiHeaderFlags;
enum{
enum
{
PDB_DbiHeaderFlag_Incremental = 0x1,
PDB_DbiHeaderFlag_Stripped = 0x2,
PDB_DbiHeaderFlag_CTypes = 0x4
};
typedef struct PDB_DbiHeader{
typedef struct PDB_DbiHeader
{
PDB_DbiHeaderSignature sig;
PDB_DbiVersion version;
U32 age;
@@ -132,46 +221,40 @@ typedef struct PDB_DbiHeader{
U32 reserved;
} PDB_DbiHeader;
// (this is not "literally" defined by the format - but helpful to have)
typedef enum PDB_DbiRange{
PDB_DbiRange_ModuleInfo,
PDB_DbiRange_SecCon,
PDB_DbiRange_SecMap,
PDB_DbiRange_FileInfo,
PDB_DbiRange_TSM,
PDB_DbiRange_EcInfo,
PDB_DbiRange_DbgHeader,
PDB_DbiRange_COUNT
} PDB_DbiRange;
// "ModuleInfo" DBI range
typedef U32 PDB_DbiSectionContribVersion;
#define PDB_DbiSectionContribVersion_1 (0xeffe0000u + 19970605u)
#define PDB_DbiSectionContribVersion_2 (0xeffe0000u + 20140516u)
typedef struct PDB_DbiSectionContrib40{
typedef struct PDB_DbiSectionContrib40
{
CV_SectionIndex sec;
U16 pad0;
U32 sec_off;
U32 size;
U32 flags;
PDB_ModIndex mod;
CV_ModIndex mod;
U16 pad1;
} PDB_DbiSectionContrib40;
typedef struct PDB_DbiSectionContrib{
typedef struct PDB_DbiSectionContrib
{
PDB_DbiSectionContrib40 base;
U32 data_crc;
U32 reloc_crc;
} PDB_DbiSectionContrib;
typedef struct PDB_DbiSectionContrib2{
typedef struct PDB_DbiSectionContrib2
{
PDB_DbiSectionContrib40 base;
U32 data_crc;
U32 reloc_crc;
U32 sec_coff;
} PDB_DbiSectionContrib2;
typedef struct PDB_DbiCompUnitHeader{
typedef struct PDB_DbiCompUnitHeader
{
U32 unused;
PDB_DbiSectionContrib contribution;
U16 flags; // unknown
@@ -192,29 +275,81 @@ typedef struct PDB_DbiCompUnitHeader{
// U8[] obj_name (null terminated)
} PDB_DbiCompUnitHeader;
// (this is not "literally" defined by the format - but helpful to have)
typedef enum{
PDB_DbiCompUnitRange_Symbols,
PDB_DbiCompUnitRange_C11,
PDB_DbiCompUnitRange_C13,
PDB_DbiCompUnitRange_COUNT
} PDB_DbiCompUnitRange;
////////////////////////////////
enum
{
PDB_DbiOMF_NONE = 0,
PDB_DbiOMF_READ = (1 << 0),
PDB_DbiOMF_WRITE = (1 << 1),
PDB_DbiOMF_EXEC = (1 << 2),
PDB_DbiOMF_IS_32BIT_ADDR = (1 << 3), // Descritor is 32-bit address
PDB_DbiOMF_IS_SELECTOR = (1 << 8), // Frame is a selector
PDB_DbiOMF_IS_ABS_ADDR = (1 << 9), // Frame is absolute address
PDB_DbiOMF_IS_GROUP = (1 << 10) // Descriptor is a group
};
typedef U16 PDB_DbiOMF;
typedef struct PDB_DbiSecMapEntry
{
PDB_DbiOMF flags;
U16 ovl;
U16 group;
U16 frame;
U16 sec_name;
U16 class_name;
U32 offset;
U32 sec_size;
} PDB_DbiSecMapEntry;
typedef struct PDB_DbiSecMapHeader
{
U16 section_count;
U16 segment_count;
} PDB_DbiSecMapHeader;
////////////////////////////////
//~ PDB Format TPI Types
//~ PDB Format TPI/IPI Types
typedef U32 PDB_TpiVersion;
enum{
PDB_TpiVersion_INTV_VC2 = 920924,
PDB_TpiVersion_IMPV40 = 19950410,
PDB_TpiVersion_IMPV41 = 19951122,
enum
{
PDB_TpiVersion_INTV_VC2 = 920924,
PDB_TpiVersion_IMPV40 = 19950410,
PDB_TpiVersion_IMPV41 = 19951122,
PDB_TpiVersion_IMPV50_INTERIM = 19960307,
PDB_TpiVersion_IMPV50 = 19961031,
PDB_TpiVersion_IMPV70 = 19990903,
PDB_TpiVersion_IMPV80 = 20040203,
PDB_TpiVersion_IMPV50 = 19961031,
PDB_TpiVersion_IMPV70 = 19990903,
PDB_TpiVersion_IMPV80 = 20040203,
};
typedef struct PDB_TpiHeader{
enum
{
PDB_TYPE_SERVER_HASH_BUCKET_COUNT_V7 = 0x1000,
PDB_TYPE_SERVER_HASH_BUCKET_COUNT_V8 = 0x3FFF,
PDB_TYPE_SERVER_HASH_BUCKET_COUNT_INIT = 0x1000,
PDB_TYPE_SERVER_HASH_BUCKET_COUNT_MAX = 0x40000,
PDB_TYPE_SERVER_HASH_BUCKET_COUNT_CURRENT = PDB_TYPE_SERVER_HASH_BUCKET_COUNT_V8,
};
#define PDB_TYPE_OFFSET_MAX max_U32
typedef U32 PDB_TypeOffset;
typedef struct PDB_TpiOffHint
{
CV_TypeId itype;
PDB_TypeOffset off;
} PDB_TpiOffHint;
typedef struct PDB_OffsetSize
{
U32 off;
U32 size;
} PDB_OffsetSize;
typedef struct PDB_TpiHeader
{
// (HDR)
PDB_TpiVersion version;
U32 header_size;
@@ -227,46 +362,50 @@ typedef struct PDB_TpiHeader{
MSF_StreamNumber hash_sn_aux;
U32 hash_key_size;
U32 hash_bucket_count;
U32 hash_vals_off;
U32 hash_vals_size;
U32 itype_off;
U32 itype_size;
U32 hash_adj_off;
U32 hash_adj_size;
PDB_OffsetSize hash_vals;
PDB_OffsetSize itype_offs;
PDB_OffsetSize hash_adj;
} PDB_TpiHeader;
typedef struct PDB_TpiOffHint{
CV_TypeId itype;
U32 off;
} PDB_TpiOffHint;
////////////////////////////////
//~ PDB Format GSI Types
typedef U32 PDB_GsiSignature;
enum{
enum
{
PDB_GsiSignature_Basic = 0xffffffff,
};
typedef U32 PDB_GsiVersion;
enum{
enum
{
PDB_GsiVersion_V70 = 0xeffe0000 + 19990810,
};
typedef struct PDB_GsiHeader{
typedef struct PDB_GsiHeader
{
PDB_GsiSignature signature;
PDB_GsiVersion version;
U32 hr_len;
U32 num_buckets;
U32 hash_record_arr_size;
U32 bucket_data_size;
} PDB_GsiHeader;
typedef struct PDB_GsiHashRecord{
typedef struct PDB_GsiHashRecord
{
U32 symbol_off;
U32 cref;
} PDB_GsiHashRecord;
typedef struct PDB_PsiHeader{
typedef struct PDB_GsiHashRecordOffsetCalc
{
U32 next;
U32 off;
U32 cref;
} PDB_GsiHashRecordOffsetCalc;
typedef struct PDB_PsiHeader
{
U32 sym_hash_size;
U32 addr_map_size;
U32 thunk_count;
@@ -278,185 +417,7 @@ typedef struct PDB_PsiHeader{
} PDB_PsiHeader;
////////////////////////////////
//~ PDB Parser Types
typedef struct PDB_InfoNode{
struct PDB_InfoNode *next;
String8 string;
MSF_StreamNumber sn;
} PDB_InfoNode;
typedef struct PDB_Info{
PDB_InfoNode *first;
PDB_InfoNode *last;
COFF_Guid auth_guid;
} PDB_Info;
typedef struct PDB_NamedStreamTable{
MSF_StreamNumber sn[PDB_NamedStream_COUNT];
} PDB_NamedStreamTable;
typedef struct PDB_Strtbl{
String8 data;
U32 bucket_count;
U32 strblock_min;
U32 strblock_max;
U32 buckets_min;
U32 buckets_max;
} PDB_Strtbl;
typedef struct PDB_DbiParsed{
String8 data;
COFF_MachineType machine_type;
MSF_StreamNumber gsi_sn;
MSF_StreamNumber psi_sn;
MSF_StreamNumber sym_sn;
U64 range_off[(U64)(PDB_DbiRange_COUNT) + 1];
MSF_StreamNumber dbg_streams[PDB_DbiStream_COUNT];
} PDB_DbiParsed;
typedef struct PDB_TpiParsed{
String8 data;
// leaf info
U64 leaf_first;
U64 leaf_opl;
U32 itype_first;
U32 itype_opl;
// hash info
MSF_StreamNumber hash_sn;
MSF_StreamNumber hash_sn_aux;
U32 hash_key_size;
U32 hash_bucket_count;
U32 hash_vals_off;
U32 hash_vals_size;
U32 itype_off;
U32 itype_size;
U32 hash_adj_off;
U32 hash_adj_size;
} PDB_TpiParsed;
typedef struct PDB_TpiHashBlock{
struct PDB_TpiHashBlock *next;
U32 local_count;
CV_TypeId itypes[13]; // 13 = (64 - 12)/4
} PDB_TpiHashBlock;
typedef struct PDB_TpiHashParsed{
String8 data;
String8 aux_data;
PDB_TpiHashBlock **buckets;
U32 bucket_count;
U32 bucket_mask;
} PDB_TpiHashParsed;
typedef struct PDB_GsiBucket{
U32 *offs;
U64 count;
} PDB_GsiBucket;
typedef struct PDB_GsiParsed{
PDB_GsiBucket buckets[4096];
} PDB_GsiParsed;
typedef struct PDB_CompUnit{
MSF_StreamNumber sn;
U32 range_off[(U32)(PDB_DbiCompUnitRange_COUNT) + 1];
String8 obj_name;
String8 group_name;
} PDB_CompUnit;
typedef struct PDB_CoffSectionArray{
COFF_SectionHeader *sections;
U64 count;
} PDB_CoffSectionArray;
typedef struct PDB_CompUnitNode{
struct PDB_CompUnitNode *next;
PDB_CompUnit unit;
} PDB_CompUnitNode;
typedef struct PDB_CompUnitArray{
PDB_CompUnit **units;
U64 count;
} PDB_CompUnitArray;
typedef struct PDB_CompUnitContribution{
U32 mod;
U64 voff_first;
U64 voff_opl;
} PDB_CompUnitContribution;
typedef struct PDB_CompUnitContributionArray{
PDB_CompUnitContribution *contributions;
U64 count;
} PDB_CompUnitContributionArray;
////////////////////////////////
//~ PDB Parser Functions
internal PDB_Info* pdb_info_from_data(Arena *arena, String8 pdb_info_data);
internal PDB_NamedStreamTable*pdb_named_stream_table_from_info(Arena *arena, PDB_Info *info);
internal PDB_Strtbl* pdb_strtbl_from_data(Arena *arena, String8 strtbl_data);
internal PDB_DbiParsed* pdb_dbi_from_data(Arena *arena, String8 dbi_data);
internal PDB_TpiParsed* pdb_tpi_from_data(Arena *arena, String8 tpi_data);
internal PDB_TpiHashParsed* pdb_tpi_hash_from_data(Arena *arena,
PDB_Strtbl *strtbl,
PDB_TpiParsed *tpi,
String8 tpi_hash_data,
String8 tpi_hash_aux_data);
internal PDB_GsiParsed* pdb_gsi_from_data(Arena *arena, String8 gsi_data);
internal PDB_CoffSectionArray*pdb_coff_section_array_from_data(Arena *arena,
String8 section_data);
internal PDB_CompUnitArray* pdb_comp_unit_array_from_data(Arena *arena,
String8 module_info_data);
internal PDB_CompUnitContributionArray*
pdb_comp_unit_contribution_array_from_data(Arena *arena, String8 seccontrib_data,
PDB_CoffSectionArray *sections);
////////////////////////////////
//~ PDB Definition Functions
internal U32 pdb_string_hash1(String8 string);
////////////////////////////////
//~ PDB Dbi Functions
internal String8 pdb_data_from_dbi_range(PDB_DbiParsed *dbi, PDB_DbiRange range);
internal String8 pdb_data_from_unit_range(MSF_Parsed *msf, PDB_CompUnit *unit,
PDB_DbiCompUnitRange range);
////////////////////////////////
//~ PDB Tpi Functions
internal String8 pdb_leaf_data_from_tpi(PDB_TpiParsed *tpi);
internal CV_TypeIdArray pdb_tpi_itypes_from_name(Arena *arena,
PDB_TpiHashParsed *tpi_hash,
CV_LeafParsed *tpi_leaf,
String8 name,
B32 compare_unique_name,
U32 output_cap);
internal CV_TypeId pdb_tpi_first_itype_from_name(PDB_TpiHashParsed *tpi_hash,
CV_LeafParsed *tpi_leaf,
String8 name,
B32 compare_unique_name);
////////////////////////////////
//~ PDB Strtbl Functions
internal String8 pdb_strtbl_string_from_off(PDB_Strtbl *strtbl, U32 off);
internal String8 pdb_strtbl_string_from_index(PDB_Strtbl *strtbl,
PDB_StringIndex idx);
internal U32 pdb_hash_v1(String8 string);
#endif // PDB_H