1/* Licensed to the Apache Software Foundation (ASF) under one or more 2 * contributor license agreements. See the NOTICE file distributed with 3 * this work for additional information regarding copyright ownership. 4 * The ASF licenses this file to You under the Apache License, Version 2.0 5 * (the "License"); you may not use this file except in compliance with 6 * the License. You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#include "apr_arch_atomic.h" 18 19#ifdef USE_ATOMICS_SOLARIS 20 21#include <atomic.h> 22 23APR_DECLARE(apr_status_t) apr_atomic_init(apr_pool_t *p) 24{ 25#if defined (NEED_ATOMICS_GENERIC64) 26 return apr__atomic_generic64_init(p); 27#else 28 return APR_SUCCESS; 29#endif 30} 31 32APR_DECLARE(apr_uint32_t) apr_atomic_read32(volatile apr_uint32_t *mem) 33{ 34 return *mem; 35} 36 37APR_DECLARE(void) apr_atomic_set32(volatile apr_uint32_t *mem, apr_uint32_t val) 38{ 39 *mem = val; 40} 41 42APR_DECLARE(apr_uint32_t) apr_atomic_add32(volatile apr_uint32_t *mem, apr_uint32_t val) 43{ 44 return atomic_add_32_nv(mem, val) - val; 45} 46 47APR_DECLARE(void) apr_atomic_sub32(volatile apr_uint32_t *mem, apr_uint32_t val) 48{ 49 atomic_add_32(mem, -val); 50} 51 52APR_DECLARE(apr_uint32_t) apr_atomic_inc32(volatile apr_uint32_t *mem) 53{ 54 return atomic_inc_32_nv(mem) - 1; 55} 56 57APR_DECLARE(int) apr_atomic_dec32(volatile apr_uint32_t *mem) 58{ 59 return atomic_dec_32_nv(mem); 60} 61 62APR_DECLARE(apr_uint32_t) apr_atomic_cas32(volatile apr_uint32_t *mem, apr_uint32_t with, 63 apr_uint32_t cmp) 64{ 65 return atomic_cas_32(mem, cmp, with); 66} 67 68APR_DECLARE(apr_uint32_t) apr_atomic_xchg32(volatile apr_uint32_t *mem, apr_uint32_t val) 69{ 70 return atomic_swap_32(mem, val); 71} 72 73APR_DECLARE(void*) apr_atomic_casptr(volatile void **mem, void *with, const void *cmp) 74{ 75 return atomic_cas_ptr(mem, (void*) cmp, with); 76} 77 78APR_DECLARE(void*) apr_atomic_xchgptr(volatile void **mem, void *with) 79{ 80 return atomic_swap_ptr(mem, with); 81} 82 83#endif /* USE_ATOMICS_SOLARIS */ 84