src/mem/memint.h File Reference

#include "memuser.h"

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Data Structures
struct	segment_
struct	block_
Defines
#define	_MEMINTH
#define	SBRK(size) ((pointer)sbrk((int)(size)))
#define	MEM_COPY(dest, src, size) bcopy((char )(src), (char )(dest), (int)(size))
#define	MEM_ZERO(ptr, size) bzero((char *)(ptr), (int)(size))
#define	ARGS(args) ()
#define	HEADER_SIZE ((SIZE_T)ROUNDUP(sizeof(struct block_)))
#define	MAX_SIZE_INDEX (8*sizeof(SIZE_T)-2)
#define	MAX_SEG_SIZE ((SIZE_T)1 << MAX_SIZE_INDEX)
#define	MAX_SIZE ((SIZE_T)(MAX_SEG_SIZE-HEADER_SIZE))
#define	MIN_ALLOC_SIZE_INDEX 15
#define	NICE_BLOCK_SIZE ((SIZE_T)4096-ROUNDUP(sizeof(struct block_)))
Typedefs
typedef struct segment_ *	segment
typedef struct block_ *	block
Functions
char *	sbrk ()
void	bcopy ()
void	bzero ()
void mem_fatal	ARGS ((char *))

Define Documentation

#define _MEMINTH

Definition at line 5 of file memint.h.

#define ARGS ( args ) ()

Definition at line 85 of file memint.h.

#define HEADER_SIZE ((SIZE_T)ROUNDUP(sizeof(struct block_)))

Definition at line 112 of file memint.h.

#define MAX_SEG_SIZE ((SIZE_T)1 << MAX_SIZE_INDEX)

Definition at line 114 of file memint.h.

#define MAX_SIZE ((SIZE_T)(MAX_SEG_SIZE-HEADER_SIZE))

Definition at line 115 of file memint.h.

#define MAX_SIZE_INDEX (8*sizeof(SIZE_T)-2)

Definition at line 113 of file memint.h.

#define MEM_COPY	(	dest,
		src,
		size	)	bcopy((char )(src), (char )(dest), (int)(size))

Definition at line 77 of file memint.h.

#define MEM_ZERO	(	ptr,
		size		)	bzero((char *)(ptr), (int)(size))

Definition at line 78 of file memint.h.

#define MIN_ALLOC_SIZE_INDEX 15

Definition at line 116 of file memint.h.

#define NICE_BLOCK_SIZE ((SIZE_T)4096-ROUNDUP(sizeof(struct block_)))

Definition at line 118 of file memint.h.

#define SBRK ( size ) ((pointer)sbrk((int)(size)))

Definition at line 54 of file memint.h.

typedef struct block_* block

Definition at line 109 of file memint.h.

typedef struct segment_* segment

Definition at line 97 of file memint.h.

void mem_fatal ARGS ( (char *) )

void bcopy ( )

void bzero ( )

char* sbrk ( )