rte_malloc.h

Go to the documentation of this file.

/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2010-2019 Intel Corporation
 */

#ifndef _RTE_MALLOC_H_
#define _RTE_MALLOC_H_

#include <stdio.h>
#include <stddef.h>
#include <rte_compat.h>
#include <rte_memory.h>

#ifdef __cplusplus
extern "C" {
#endif

struct rte_malloc_socket_stats {
    size_t heap_totalsz_bytes; 
    size_t heap_freesz_bytes;  
    size_t greatest_free_size; 
    unsigned free_count;       
    unsigned alloc_count;      
    size_t heap_allocsz_bytes; 
};

void *
rte_malloc(const char *type, size_t size, unsigned align)
    __rte_alloc_size(2);

void *
rte_zmalloc(const char *type, size_t size, unsigned align)
    __rte_alloc_size(2);

void *
rte_calloc(const char *type, size_t num, size_t size, unsigned align)
    __rte_alloc_size(2, 3);

void *
rte_realloc(void *ptr, size_t size, unsigned int align)
    __rte_alloc_size(2);

void *
rte_realloc_socket(void *ptr, size_t size, unsigned int align, int socket)
    __rte_alloc_size(2);

void *
rte_malloc_socket(const char *type, size_t size, unsigned align, int socket)
    __rte_alloc_size(2);

void *
rte_zmalloc_socket(const char *type, size_t size, unsigned align, int socket)
    __rte_alloc_size(2);

void *
rte_calloc_socket(const char *type, size_t num, size_t size, unsigned align, int socket)
    __rte_alloc_size(2, 3);

void
rte_free(void *ptr);

int
rte_malloc_validate(const void *ptr, size_t *size);

int
rte_malloc_get_socket_stats(int socket,
        struct rte_malloc_socket_stats *socket_stats);

int
rte_malloc_heap_memory_add(const char *heap_name, void *va_addr, size_t len,
        rte_iova_t iova_addrs[], unsigned int n_pages, size_t page_sz);

int
rte_malloc_heap_memory_remove(const char *heap_name, void *va_addr, size_t len);

int
rte_malloc_heap_memory_attach(const char *heap_name, void *va_addr, size_t len);

int
rte_malloc_heap_memory_detach(const char *heap_name, void *va_addr, size_t len);

int
rte_malloc_heap_create(const char *heap_name);

int
rte_malloc_heap_destroy(const char *heap_name);

int
rte_malloc_heap_get_socket(const char *name);

int
rte_malloc_heap_socket_is_external(int socket_id);

void
rte_malloc_dump_stats(FILE *f, const char *type);

void
rte_malloc_dump_heaps(FILE *f);

__rte_deprecated
int
rte_malloc_set_limit(const char *type, size_t max);

rte_iova_t
rte_malloc_virt2iova(const void *addr);

#ifdef __cplusplus
}
#endif

#endif /* _RTE_MALLOC_H_ */