| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| #ifndef H_UTIL_MEM_ |
| #define H_UTIL_MEM_ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| struct os_mempool; |
| struct os_mbuf_pool; |
| |
| int mem_malloc_mempool(struct os_mempool *mempool, uint16_t num_blocks, |
| uint32_t block_size, char *name, void **out_buf); |
| int mem_malloc_mempool_ext(struct os_mempool_ext *mempool, uint16_t num_blocks, |
| uint32_t block_size, char *name, void **out_buf); |
| |
| int mem_malloc_mbuf_pool(struct os_mempool *mempool, |
| struct os_mbuf_pool *mbuf_pool, uint16_t num_blocks, |
| uint32_t block_size, char *name, |
| void **out_buf); |
| int mem_malloc_mbufpkt_pool(struct os_mempool *mempool, |
| struct os_mbuf_pool *mbuf_pool, int num_blocks, |
| int block_size, char *name, |
| void **out_buf); |
| int mem_init_mbuf_pool(void *mem, struct os_mempool *mempool, |
| struct os_mbuf_pool *mbuf_pool, int num_blocks, |
| int block_size, char *name); |
| |
| /** |
| * Specifies a function used as a callback. Functions of this type allocate an |
| * mbuf chain meant to hold a packet fragment. The resulting mbuf must contain |
| * a pkthdr. |
| * |
| * @param frag_size The number of data bytes that the mbuf will |
| * eventually contain. |
| * @param arg A generic parameter. |
| * |
| * @return An allocated mbuf chain on success; |
| * NULL on failure. |
| */ |
| typedef struct os_mbuf *mem_frag_alloc_fn(uint16_t frag_size, void *arg); |
| |
| struct os_mbuf *mem_split_frag(struct os_mbuf **om, uint16_t max_frag_sz, |
| mem_frag_alloc_fn *alloc_cb, void *cb_arg); |
| |
| void *mem_pullup_obj(struct os_mbuf **om, uint16_t len); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |