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mwindow.h

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/*

* Copyright (C) the libgit2 contributors. All rights reserved.

*

* This file is part of libgit2, distributed under the GNU GPL v2 with

* a Linking Exception. For full terms see the included COPYING file.

*/

#ifndef INCLUDE_mwindow__

#define INCLUDE_mwindow__

#include "map.h"

#include "vector.h"

typedef struct git_mwindow {

struct git_mwindow *next;

git_map window_map;

git_off_t offset;

size_t last_used;

size_t inuse_cnt;

} git_mwindow;

typedef struct git_mwindow_file {

git_mwindow *windows;

int fd;

git_off_t size;

} git_mwindow_file;

typedef struct git_mwindow_ctl {

size_t mapped;

unsigned int open_windows;

unsigned int mmap_calls;

unsigned int peak_open_windows;

size_t peak_mapped;

size_t used_ctr;

git_vector windowfiles;

} git_mwindow_ctl;

int git_mwindow_contains(git_mwindow *win, git_off_t offset);

void git_mwindow_free_all(git_mwindow_file *mwf);

unsigned char *git_mwindow_open(git_mwindow_file *mwf, git_mwindow **cursor, git_off_t offset, size_t extra, unsigned int *left);

int git_mwindow_file_register(git_mwindow_file *mwf);

void git_mwindow_file_deregister(git_mwindow_file *mwf);

void git_mwindow_close(git_mwindow **w_cursor);

#endif