initial commit.

1 files changed, 222 insertions, 0 deletions

diff --git a/include/perk/perk_meta.h b/include/perk/perk_meta.h
new file mode 100644
index 0000000..e3f3375
--- /dev/null
+++ b/include/perk/perk_meta.h
@@ -0,0 +1,222 @@
+#ifndef PERK_META_H
+#define PERK_META_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+
+/* generic block info / image directory header */
+struct pe_block {
+	uint32_t	rva;
+	uint32_t	size;
+};
+
+
+/* image dos header */
+struct pe_meta_image_dos_hdr {
+	unsigned char	dos_magic[2];
+	uint16_t	dos_cblp;
+	uint16_t	dos_cp;
+	uint16_t	dos_crlc;
+	uint16_t	dos_cparhdr;
+	uint16_t	dos_minalloc;
+	uint16_t	dos_maxalloc;
+	uint16_t	dos_ss;
+	uint16_t	dos_sp;
+	uint16_t	dos_csum;
+	uint16_t	dos_ip;
+	uint16_t	dos_cs;
+	uint16_t	dos_lfarlc;
+	uint16_t	dos_ovno;
+	uint16_t	dos_res[4];
+	uint16_t	dos_oemid;
+	uint16_t	dos_oeminfo;
+	uint16_t	dos_res2[10];
+	uint32_t	dos_lfanew;
+};
+
+
+/* pe/coff file header */
+struct pe_meta_coff_file_hdr {
+	unsigned char	signature[4];
+	uint16_t	machine;
+	uint16_t	num_of_sections;
+	uint32_t	time_date_stamp;
+	uint32_t	ptr_to_sym_tbl;
+	uint32_t	num_of_syms;
+	uint16_t	size_of_opt_hdr;
+	uint16_t	characteristics;
+};
+
+
+/* image optional header */
+struct pe_meta_opt_hdr_std {
+	uint16_t	magic;
+	uint8_t		major_linker_ver;
+	uint8_t		minor_linker_ver;
+	uint32_t	size_of_code;
+	uint32_t	size_of_initialized_data;
+	uint32_t	size_of_uninitialized_data;
+	uint32_t	entry_point;
+	uint32_t	base_of_code;
+};
+
+struct pe_meta_opt_hdr_vers {
+	uint16_t	major_os_ver;
+	uint16_t	minor_or_ver;
+	uint16_t	major_image_ver;
+	uint16_t	minor_image_ver;
+	uint16_t	major_subsys_ver;
+	uint16_t	minor_subsys_ver;
+	uint32_t	win32_ver;
+};
+
+struct pe_meta_opt_hdr_align {
+	uint32_t	section_align;
+	uint32_t	file_align;
+};
+
+struct pe_meta_opt_hdr_img {
+	uint32_t	size_of_image;
+	uint32_t	size_of_headers;
+	uint32_t	checksum;
+	uint16_t	subsystem;
+	uint16_t	dll_characteristics;
+};
+
+struct pe_meta_opt_hdr_ldr {
+	uint32_t	loader_flags;
+	uint32_t	rva_and_sizes;
+};
+
+struct pe_meta_opt_hdr_dirs {
+	struct pe_block	export_tbl;
+	struct pe_block	import_tbl;
+	struct pe_block	resource_tbl;
+	struct pe_block	exception_tbl;
+	struct pe_block	certificate_tbl;
+	struct pe_block	base_reloc_tbl;
+	struct pe_block	debug;
+	struct pe_block	arch;
+	struct pe_block	global_ptr;
+	struct pe_block	tls_tbl;
+	struct pe_block	load_config_tbl;
+	struct pe_block	bound_import;
+	struct pe_block	iat;
+	struct pe_block	delay_import_descriptor;
+	struct pe_block	clr_runtime_hdr;
+	struct pe_block	reserved;
+};
+
+struct pe_meta_opt_hdr_mem_32 {
+	uint32_t	base_of_data;
+	uint32_t	image_base;
+	uint32_t	size_of_stack_reserve;
+	uint32_t	size_of_stack_commit;
+	uint32_t	size_of_heap_reserve;
+	uint32_t	size_of_heap_commit;
+};
+
+struct pe_meta_opt_hdr_mem_64 {
+	uint64_t	image_base;
+	uint64_t	size_of_stack_reserve;
+	uint64_t	size_of_stack_commit;
+	uint64_t	size_of_heap_reserve;
+	uint64_t	size_of_heap_commit;
+};
+
+struct pe_meta_opt_hdr_mem {
+	uint64_t	base_of_data;
+	uint64_t	image_base;
+	uint64_t	size_of_stack_reserve;
+	uint64_t	size_of_stack_commit;
+	uint64_t	size_of_heap_reserve;
+	uint64_t	size_of_heap_commit;
+};
+
+struct pe_meta_opt_hdr {
+	struct pe_meta_opt_hdr_std	std;
+	struct pe_meta_opt_hdr_vers	vers;
+	struct pe_meta_opt_hdr_align	align;
+	struct pe_meta_opt_hdr_img	img;
+	struct pe_meta_opt_hdr_ldr	ldr;
+	struct pe_meta_opt_hdr_mem	mem;
+	struct pe_meta_opt_hdr_dirs	dirs;
+};
+
+
+/* section header */
+struct pe_meta_sec_hdr {
+	char		name[16];
+	char *		long_name;
+	uint32_t	virtual_size;
+	uint32_t	virtual_addr;
+	uint32_t	size_of_raw_data;
+	uint32_t	ptr_to_raw_data;
+	uint32_t	ptr_to_relocs;
+	uint32_t	ptr_to_line_nums;
+	uint16_t	num_of_relocs;
+	uint16_t	num_of_line_nums;
+	uint32_t	characteristics;
+};
+
+
+/* .edata section header*/
+struct pe_meta_export_hdr {
+	uint32_t	export_flags;
+	uint32_t	time_date_stamp;
+	uint16_t	major_ver;
+	uint16_t	minor_ver;
+	uint32_t	name_rva;
+	uint32_t	ordinal_base;
+	uint32_t	addr_tbl_entries;
+	uint32_t	num_of_name_ptrs;
+	uint32_t	export_addr_tbl_rva;
+	uint32_t	name_ptr_rva;
+	uint32_t	ordinal_tbl_rva;
+};
+
+
+/* export rva */
+union pe_meta_export_addr_tbl {
+		uint32_t	  export_rva;
+		uint32_t	  forwarder_rva;
+};
+
+
+/* image: import table entry lookup item */
+struct pe_meta_import_lookup_item {
+	union {
+		uint64_t	import_lookup_entry_64;
+		uint32_t	import_lookup_entry_32;
+		uint32_t	hint_name_tbl_rva;
+		uint16_t	ordinal_number;
+	} u;
+
+	uint32_t	flags;
+	uint16_t	hint;
+	char *		name;
+};
+
+
+/* image: import directory table entry */
+struct pe_meta_import_hdr {
+	uint32_t				import_lookup_tbl_rva;
+	uint32_t				time_date_stamp;
+	uint32_t				forwarder_chain;
+	uint32_t				name_rva;
+	uint32_t				import_addr_tbl_rva;
+	uint32_t				count;
+	char *					name;
+	struct pe_meta_import_lookup_item *	items;
+	struct pe_import_lookup_item *		aitems;
+};
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif