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#ifndef PERK_H
#define PERK_H
#include <stdint.h>
#include <stdio.h>
#include "perk_consts.h"
#include "perk_structs.h"
#include "perk_meta.h"
/* flags */
#define PERK_HELP 0x01
/* errors */
#define PERK_OK 0x00
#define PERK_BAD_OPT 0xA1
#define PERK_BAD_OPT_VAL 0xA2
#define PERK_IO_ERROR 0xA3
#define PERK_MAP_ERROR 0xA4
#define PERK_BAD_DOS_HEADER 0xA5
#define PERK_BAD_COFF_HEADER 0xA6
#define PERK_BAD_PE_IMAGE_TYPE 0xA7
struct pe_raw_image {
char * addr;
size_t size;
};
struct pe_image_meta {
struct pe_raw_image image;
struct pe_meta_image_dos_hdr dos;
struct pe_meta_coff_file_hdr coff;
struct pe_meta_opt_hdr opt;
struct pe_meta_sec_hdr * sectbl;
struct pe_image_dos_hdr * ados;
struct pe_coff_file_hdr * acoff;
union pe_opt_hdr * aopt;
struct pe_sec_hdr * asectbl;
struct pe_meta_export_hdr edata;
struct pe_export_hdr * aedata;
struct pe_meta_sec_hdr * hedata;
};
/* utility api */
int perk_main (int argc, char * argv[], char * envp[]);
/* high-level api */
int pe_map_raw_image (int fd, char * fname, struct pe_raw_image *);
int pe_unmap_raw_image (struct pe_raw_image *);
int pe_get_image_meta (struct pe_raw_image * image, struct pe_image_meta ** meta);
int pe_free_image_meta (struct pe_image_meta * meta);
int pe_get_named_section_index (struct pe_image_meta * meta, char * name);
int pe_output_export_symbols (struct pe_image_meta * meta, FILE * stream);
/* low-level api */
int pe_read_dos_header (struct pe_image_dos_hdr * p, struct pe_meta_image_dos_hdr * m);
int pe_read_coff_header (struct pe_coff_file_hdr * p, struct pe_meta_coff_file_hdr * m);
int pe_read_optional_header (union pe_opt_hdr * p, struct pe_meta_opt_hdr * m);
int pe_read_section_header (struct pe_sec_hdr * p, struct pe_meta_sec_hdr * m);
int pe_read_export_header (struct pe_export_hdr * p, struct pe_meta_export_hdr * m);
#endif
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