kmalloc.cpp File Reference

#include <Mm/kmalloc.h>
#include <stdint.h>
#include <string.h>
#include <_null.h>
#include <Mm/vmmngr.h>
#include <Mm/pmmngr.h>
#include <Mm/liballoc/liballoc.h>
#include <aucon.h>
#include <Sync/spinlock.h>
#include <Hal/x86_64_lowlevel.h>
#include <Hal/serial.h>
#include <Fs/vfs.h>

Include dependency graph for kmalloc.cpp:

Functions
void	au_free_page (void *ptr, int pages)
void *	au_request_page (int pages)
void	AuHeapInitialize ()
int	next_power_of_two (unsigned int val)
size_t	align24 (size_t val)
int	au_split_block (meta_data_t *splitable, size_t req_size)
void	au_expand_kmalloc (size_t req_size)
void *	kmalloc (unsigned int size)
void	kheap_debug ()
void	merge_next (meta_data_t *meta)
void	merge_prev (meta_data_t *meta)
void	kfree (void *ptr)
void *	krealloc (void *ptr, unsigned int new_size)
void *	kcalloc (size_t n_item, size_t size)
void	kmalloc_debug_on (bool bit)

Variables
uint64_t	last_mark
bool	_debug_on
bool	_vfs_debug_on

Function Documentation

align24()

size_t align24

(

size_t

val

)

au_expand_kmalloc()

void au_expand_kmalloc

(

size_t

req_size

)

au_free_page()

void au_free_page	(	void *	ptr,
		int	pages
	)

au_request_page()

void * au_request_page

(

int

pages

)

au_split_block()

int au_split_block	(	meta_data_t *	splitable,
		size_t	req_size
	)

AuHeapInitialize()

void AuHeapInitialize

(

)

BSD 2-Clause License

Copyright (c) 2022-2023, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

kcalloc()

void * kcalloc	(	size_t	n_item,
		size_t	size
	)

kfree()

void kfree

(

void *

ptr

)

kheap_debug()

void kheap_debug

(

)

kmalloc()

void * kmalloc

(

unsigned int

size

)

kmalloc_debug_on()

void kmalloc_debug_on

(

bool

bit

)

krealloc()

void * krealloc	(	void *	ptr,
		unsigned int	new_size
	)

merge_next()

void merge_next

(

meta_data_t *

meta

)

merge_prev()

void merge_prev

(

meta_data_t *

meta

)

next_power_of_two()

int next_power_of_two

(

unsigned int

val

)

Variable Documentation

_debug_on

bool _debug_on

_vfs_debug_on

bool _vfs_debug_on

extern

BSD 2-Clause License

Copyright (c) 2023-2024, Manas Kamal Choudhury All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

last_mark

uint64_t last_mark