#ifndef NTHEAP_H_
#define NTHEAP_H_
#include <windows.h>
#define ROUND_UP(p, align) (((DWORD)(p) + (align)-1) & ~((align)-1))
#define ROUND_DOWN(p, align) ((DWORD)(p) & ~((align)-1))
#define get_reserved_heap_size() reserved_heap_size
#define get_committed_heap_size() (get_data_end () - get_data_start ())
#define get_heap_start() get_data_start ()
#define get_heap_end() get_data_end ()
#define get_page_size() sysinfo_cache.dwPageSize
#define get_allocation_unit() sysinfo_cache.dwAllocationGranularity
#define get_processor_type() sysinfo_cache.dwProcessorType
#define get_w32_major_version() w32_major_version
#define get_w32_minor_version() w32_minor_version
extern unsigned char *get_data_start();
extern unsigned char *get_data_end();
extern unsigned long reserved_heap_size;
extern SYSTEM_INFO sysinfo_cache;
extern OSVERSIONINFO osinfo_cache;
extern BOOL using_dynamic_heap;
extern int w32_major_version;
extern int w32_minor_version;
extern int w32_build_number;
enum {
OS_WIN95 = 1,
OS_NT
};
extern int os_subtype;
extern void *sbrk (unsigned long size);
extern void init_heap ();
extern void round_heap (unsigned long size);
extern void cache_system_info (void);
typedef struct file_data {
char *name;
unsigned long size;
HANDLE file;
HANDLE file_mapping;
unsigned char *file_base;
} file_data;
int open_input_file (file_data *p_file, char *name);
int open_output_file (file_data *p_file, char *name, unsigned long size);
void close_file_data (file_data *p_file);
IMAGE_SECTION_HEADER * find_section (char * name, IMAGE_NT_HEADERS * nt_header);
IMAGE_SECTION_HEADER * rva_to_section (DWORD rva, IMAGE_NT_HEADERS * nt_header);
#endif