191 lines
4.7 KiB
C
191 lines
4.7 KiB
C
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#ifndef __MONO_CIL_COFF_H__
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#define __MONO_CIL_COFF_H__
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#include <stdint.h>
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/*
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* 25.2.1: Method header type values
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*/
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#define METHOD_HEADER_FORMAT_MASK 7
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#define METHOD_HEADER_TINY_FORMAT 2
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#define METHOD_HEADER_TINY_FORMAT1 6
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#define METHOD_HEADER_FAT_FORMAT 3
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/*
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* 25.2.3.1: Flags for method headers
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*/
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#define METHOD_HEADER_INIT_LOCALS 0x10
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#define METHOD_HEADER_MORE_SECTS 0x08
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/*
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* For section data (25.3)
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*/
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#define METHOD_HEADER_SECTION_RESERVED 0
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#define METHOD_HEADER_SECTION_EHTABLE 1
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#define METHOD_HEADER_SECTION_OPTIL_TABLE 2
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#define METHOD_HEADER_SECTION_FAT_FORMAT 0x40
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#define METHOD_HEADER_SECTION_MORE_SECTS 0x80
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/* 128 bytes */
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typedef struct {
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char msdos_sig [2];
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uint16_t nlast_page;
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uint16_t npages;
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char msdos_header [54];
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unsigned char pe_offset[4];
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char msdos_header2 [64];
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} MSDOSHeader;
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/* 20 bytes */
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typedef struct {
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uint16_t coff_machine;
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uint16_t coff_sections;
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uint32_t coff_time;
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uint32_t coff_symptr;
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uint32_t coff_symcount;
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uint16_t coff_opt_header_size;
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uint16_t coff_attributes;
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} COFFHeader;
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#define COFF_ATTRIBUTE_EXECUTABLE_IMAGE 0x0002
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#define COFF_ATTRIBUTE_LIBRARY_IMAGE 0x2000
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/* 28 bytes */
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typedef struct {
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unsigned char pe_magic[2];
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unsigned char pe_major;
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unsigned char pe_minor;
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uint32_t pe_code_size;
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uint32_t pe_data_size;
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uint32_t pe_uninit_data_size;
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uint32_t pe_rva_entry_point;
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uint32_t pe_rva_code_base;
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uint32_t pe_rva_data_base;
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} PEHeader;
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/* 68 bytes */
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typedef struct {
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uint32_t pe_image_base; /* must be 0x400000 */
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uint32_t pe_section_align; /* must be 8192 */
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uint32_t pe_file_alignment; /* must be 512 or 4096 */
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uint16_t pe_os_major; /* must be 4 */
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uint16_t pe_os_minor; /* must be 0 */
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uint16_t pe_user_major;
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uint16_t pe_user_minor;
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uint16_t pe_subsys_major;
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uint16_t pe_subsys_minor;
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uint32_t pe_reserved_1;
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uint32_t pe_image_size;
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uint32_t pe_header_size;
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uint32_t pe_checksum;
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uint16_t pe_subsys_required;
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uint16_t pe_dll_flags;
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uint32_t pe_stack_reserve;
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uint32_t pe_stack_commit;
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uint32_t pe_heap_reserve;
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uint32_t pe_heap_commit;
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uint32_t pe_loader_flags;
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uint32_t pe_data_dir_count;
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} PEHeaderNT;
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typedef struct {
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unsigned char rva[4];
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uint32_t size;
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} PEDirEntry;
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/* 128 bytes */
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typedef struct {
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PEDirEntry pe_export_table;
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PEDirEntry pe_import_table;
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PEDirEntry pe_resource_table;
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PEDirEntry pe_exception_table;
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PEDirEntry pe_certificate_table;
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PEDirEntry pe_reloc_table;
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PEDirEntry pe_debug;
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PEDirEntry pe_copyright;
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PEDirEntry pe_global_ptr;
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PEDirEntry pe_tls_table;
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PEDirEntry pe_load_config_table;
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PEDirEntry pe_bound_import;
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PEDirEntry pe_iat;
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PEDirEntry pe_delay_import_desc;
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PEDirEntry pe_cli_header;
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PEDirEntry pe_reserved;
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} PEDatadir;
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/* 248 bytes */
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typedef struct {
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char pesig [4];
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COFFHeader coff;
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PEHeader pe;
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PEHeaderNT nt;
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PEDatadir datadir;
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} DotNetHeader;
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typedef struct {
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char st_name [8];
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uint32_t st_virtual_size;
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uint32_t st_virtual_address;
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uint32_t st_raw_data_size;
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uint32_t st_raw_data_ptr;
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uint32_t st_reloc_ptr;
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uint32_t st_lineno_ptr;
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uint16_t st_reloc_count;
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uint16_t st_line_count;
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#define SECT_FLAGS_HAS_CODE 0x20
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#define SECT_FLAGS_HAS_INITIALIZED_DATA 0x40
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#define SECT_FLAGS_HAS_UNINITIALIZED_DATA 0x80
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#define SECT_FLAGS_MEM_DISCARDABLE 0x02000000
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#define SECT_FLAGS_MEM_NOT_CACHED 0x04000000
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#define SECT_FLAGS_MEM_NOT_PAGED 0x08000000
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#define SECT_FLAGS_MEM_SHARED 0x10000000
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#define SECT_FLAGS_MEM_EXECUTE 0x20000000
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#define SECT_FLAGS_MEM_READ 0x40000000
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#define SECT_FLAGS_MEM_WRITE 0x80000000
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uint32_t st_flags;
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} SectionTable;
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typedef struct {
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uint32_t ch_size;
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uint16_t ch_runtime_major;
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uint16_t ch_runtime_minor;
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PEDirEntry ch_metadata;
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#define CLI_FLAGS_ILONLY 0x01
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#define CLI_FLAGS_32BITREQUIRED 0x02
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#define CLI_FLAGS_TRACKDEBUGDATA 0x00010000
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uint32_t ch_flags;
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uint32_t ch_entry_point;
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PEDirEntry ch_resources;
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PEDirEntry ch_strong_name;
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PEDirEntry ch_code_manager_table;
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PEDirEntry ch_vtable_fixups;
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PEDirEntry ch_export_address_table_jumps;
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/* The following are zero in the current docs */
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PEDirEntry ch_eeinfo_table;
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PEDirEntry ch_helper_table;
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PEDirEntry ch_dynamic_info;
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PEDirEntry ch_delay_load_info;
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PEDirEntry ch_module_image;
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PEDirEntry ch_external_fixups;
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PEDirEntry ch_ridmap;
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PEDirEntry ch_debug_map;
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PEDirEntry ch_ip_map;
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} CLIHeader;
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/* This is not an on-disk structure */
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typedef struct {
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DotNetHeader cli_header;
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int cli_section_count;
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SectionTable *cli_section_tables;
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void **cli_sections;
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CLIHeader cli_cli_header;
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} CLIImageInfo;
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#endif /* __MONO_CIL_COFF_H__ */
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