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pe: added helpers for image checksum debug directory, and entry point names

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This commit is contained in:
Nikita Smith
2024-10-11 16:15:55 -07:00
parent 7724c7f7d3
commit 3f88b83fdb
2 changed files with 202 additions and 28 deletions
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src/pe/pe.h
+30 -8
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@@ -357,6 +357,7 @@ struct PE_IntelPdata
#define PE_CODEVIEW_PDB20_MAGIC 0x3031424e
#define PE_CODEVIEW_PDB70_MAGIC 0x53445352
#define PE_CODEVIEW_RDI_MAGIC '0IDR'
typedef struct PE_CvHeaderPDB20 PE_CvHeaderPDB20;
struct PE_CvHeaderPDB20
@@ -377,6 +378,14 @@ struct PE_CvHeaderPDB70
// file name packed after struct
};
typedef struct PE_CvHeaderRDI PE_CvHeaderRDI;
struct PE_CvHeaderRDI
{
U32 magic;
OS_Guid guid;
// file name packed after struct
};
typedef struct PE_ImportEntry PE_ImportEntry;
struct PE_ImportEntry
{
@@ -737,8 +746,9 @@ struct PE_BinInfo
////////////////////////////////
//~ rjf: Basic Enum Functions
internal U32 pe_slot_count_from_unwind_op_code(PE_UnwindOpCode opcode);
internal String8 pe_string_from_windows_subsystem(PE_WindowsSubsystem subsystem);
internal U32 pe_slot_count_from_unwind_op_code(PE_UnwindOpCode opcode);
internal String8 pe_string_from_subsystem(PE_WindowsSubsystem subsystem);
internal PE_WindowsSubsystem pe_subsystem_from_string(String8 string);
////////////////////////////////
//~ rjf: Parser Functions
@@ -748,13 +758,14 @@ internal PE_BinInfo pe_bin_info_from_data(Arena *arena, String8 data);
////////////////////////////////
//~ rjf: Helpers
internal U64 pe_intel_pdata_off_from_voff__binary_search(String8 data, PE_BinInfo *bin, U64 voff);
internal void *pe_ptr_from_voff(String8 data, PE_BinInfo *bin, U64 voff);
internal U64 pe_section_num_from_voff(String8 data, PE_BinInfo *bin, U64 voff);
internal void *pe_ptr_from_section_num(String8 data, PE_BinInfo *bin, U64 n);
internal U64 pe_foff_from_voff(String8 data, PE_BinInfo *bin, U64 voff);
internal U64 pe_intel_pdata_off_from_voff__binary_search(String8 data, PE_BinInfo *bin, U64 voff);
internal void * pe_ptr_from_voff(String8 data, PE_BinInfo *bin, U64 voff);
internal U64 pe_section_num_from_voff(String8 data, PE_BinInfo *bin, U64 voff);
internal void * pe_ptr_from_section_num(String8 data, PE_BinInfo *bin, U64 n);
internal U64 pe_foff_from_voff(String8 data, PE_BinInfo *bin, U64 voff);
internal PE_BaseRelocBlockList pe_base_reloc_block_list_from_bin(Arena *arena, String8 data, PE_BinInfo *bin);
internal Rng1U64 pe_tls_rng_from_bin_base_vaddr(String8 data, PE_BinInfo *bin, U64 base_vaddr);
internal Rng1U64 pe_tls_rng_from_bin_base_vaddr(String8 data, PE_BinInfo *bin, U64 base_vaddr);
internal String8Array pe_get_entry_point_names(COFF_MachineType machine, PE_WindowsSubsystem subsystem, PE_ImageFileCharacteristics file_characteristics);
////////////////////////////////
//~ Resource Helpers
@@ -770,4 +781,15 @@ internal PE_Resource * pe_resource_dir_search(PE_ResourceDir *dir, COFF_Reso
internal PE_ResourceArray pe_resource_list_to_array(Arena *arena, PE_ResourceList *list);
internal PE_ResourceDir * pe_resource_table_from_directory_data(Arena *arena, String8 data);
////////////////////////////////
//~ Debug Directory
internal String8 pe_make_debug_header_pdb70(Arena *arena, OS_Guid guid, U32 age, String8 pdb_path);
internal String8 pe_make_debug_header_rdi(Arena *arena, OS_Guid guid, String8 rdi_path);
////////////////////////////////
//~ Image Checksum
internal U32 pe_compute_checksum(U8 *buffer, U64 buffer_size);
#endif // PE_H