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/*
*
* Copyright (c) 2018 Huawei Technologies Co.,Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include<stdlib.h>
#include "nsfw_mem_api.h"
#include "dmm_ring.h"
#include "dmm_memory.h"
#include "dmm_nshmem_mng.h"
i32 dmm_nshmem_init(nsfw_mem_para * para)
{
return NSFW_MEM_OK;
}
/*
* memory destory
*/
void dmm_nshmem_destory(void)
{
return;
}
mzone_handle dmm_nshmem_create(nsfw_mem_zone * pinfo)
{
if (!pinfo->lenth)
{
return NULL;
}
return calloc(1, pinfo->lenth);
}
mring_handle dmm_nshmem_spcreate(nsfw_mem_sppool * pmpinfo)
{
struct dmm_ring *ring;
ring =
dmm_malloc_pool(pmpinfo->useltsize, (int) pmpinfo->usnum,
DMM_RING_INIT_MPMC);
if (ring == NULL)
{
NSSOC_LOGERR("nshmem sp create faild num:%u eltsize:%u",
pmpinfo->usnum, pmpinfo->useltsize);
return NULL;
}
return (mring_handle) (ring);
}
i32 dmm_nshmem_sprelease(nsfw_mem_name * pname)
{
return NSFW_MEM_OK;
}
mring_handle dmm_nshmem_ringcreate(nsfw_mem_mring * pringinfo)
{
struct dmm_ring *ring = NULL;
ring = dmm_malloc_ring((int) pringinfo->usnum, DMM_RING_INIT_MPMC);
if (ring == NULL)
{
NSSOC_LOGERR("nshmem ring create faild num:%u", pringinfo->usnum);
return NULL;
}
return (mring_handle) (ring);
}
i32 dmm_nshmem_ringrelease(nsfw_mem_name * pname)
{
return NSFW_MEM_OK;
}
ssize_t dmm_nshmem_sppool_statics(mring_handle sppool)
{
size_t size = 0;
struct dmm_ring *ring = (struct dmm_ring *) sppool;
if (ring == NULL)
{
NSSOC_LOGERR("nshmem sppool stat para errer");
return 0;
}
size = dmm_ring_bufsize(ring->size - 1);
size = size + dmm_pool_arraysize((ring->size - 1), ring->eltsize);
return size;
}
ssize_t dmm_nshmem_ring_statics(mring_handle handle)
{
struct dmm_ring *ring = (struct dmm_ring *) handle;
if (ring == NULL)
{
NSSOC_LOGERR("nshmem ring stat para errer");
return 0;
}
return dmm_ring_bufsize(ring->size - 1);
}
ssize_t dmm_nshmem_stactic(void *handle, nsfw_mem_struct_type type)
{
switch (type)
{
case NSFW_MEM_MBUF:
return -1;
case NSFW_MEM_SPOOL:
return dmm_nshmem_sppool_statics(handle);
case NSFW_MEM_RING:
return dmm_nshmem_ring_statics(handle);
default:
break;
}
return -1;
}
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