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#ifndef PERK_IMPL_H
#define PERK_IMPL_H
#include <stdint.h>
#include <endian.h>
/* internal structures */
struct perk_ctx {
int argc;
char ** argv;
char ** envp;
const char * fname;
int status;
int flags;
int fd;
FILE * fout;
FILE * tmp;
struct pe_raw_image map;
};
#if (BYTE_ORDER == LITTLE_ENDIAN)
static inline uint16_t pe_read_short(const unsigned char * raw)
{
return *(uint16_t *)raw;
}
static inline uint32_t pe_read_long(const unsigned char * raw)
{
return *(uint32_t *)raw;
}
static inline uint64_t pe_read_quad(const unsigned char * raw)
{
return *(uint64_t *)raw;
}
#else
static inline uint16_t pe_read_short(const unsigned char * raw)
{
uint16_t x = *(uint16_t *)raw;
return x<<8 | x>>8;
}
static inline uint32_t pe_swap_long(uint32_t x)
{
return x<<24 | (x<<8) & 0xff0000 | (x>>8) & 0xff00 | x>>24;
}
static inline uint32_t pe_read_long(const unsigned char * raw)
{
return pe_swap_long(*(uint32_t *)raw);
}
static inline uint64_t pe_read_quad(const unsigned char * raw)
{
uint64_t x = *(uint64_t *)raw;
return ((uint64_t)pe_swap_long(x)<<32) | pe_swap_long(x>>32);
}
#endif
#endif
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