| /* |
| * 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. |
| */ |
| #include "os_test_priv.h" |
| |
| static int num_frees; |
| |
| static os_error_t |
| put_cb(struct os_mempool_ext *mpe, void *block, void *arg) |
| { |
| int *elem; |
| int rc; |
| |
| num_frees++; |
| |
| /* Only do work on the first free to avoid infinite recursion. */ |
| if (num_frees == 1) { |
| /* Try to allocate and free within callback. */ |
| elem = os_memblock_get(&mpe->mpe_mp); |
| TEST_ASSERT(elem != NULL); |
| |
| rc = os_memblock_put(&mpe->mpe_mp, elem); |
| TEST_ASSERT(rc == 0); |
| } |
| |
| /* Actually free block. */ |
| return os_memblock_put_from_cb(&mpe->mpe_mp, block); |
| } |
| |
| TEST_CASE(os_mempool_test_ext_nested) |
| { |
| uint8_t buf[OS_MEMPOOL_BYTES(10, 32)]; |
| struct os_mempool_ext pool; |
| int *elem; |
| int rc; |
| |
| rc = os_mempool_ext_init(&pool, 10, 32, buf, "test_ext_nested"); |
| TEST_ASSERT_FATAL(rc == 0); |
| |
| pool.mpe_put_cb = put_cb; |
| |
| elem = os_memblock_get(&pool.mpe_mp); |
| TEST_ASSERT_FATAL(elem != NULL, "Error allocating block"); |
| |
| rc = os_memblock_put(&pool.mpe_mp, elem); |
| TEST_ASSERT_FATAL(rc == 0, "Error freeing block %d", rc); |
| |
| /* Verify callback was called within callback. */ |
| TEST_ASSERT(num_frees == 2); |
| } |