mirror of
https://github.com/openvswitch/ovs
synced 2025-10-17 14:28:02 +00:00
8917f72cbb
None of the atomic implementations need a destroy function anymore, so it's "more standard" and more convenient for users to get rid of them. Signed-off-by: Ben Pfaff <blp@nicira.com> Acked-by: Andy Zhou <azhou@nicira.com>
107 lines
4.4 KiB
C
107 lines
4.4 KiB
C
/*
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* Copyright (c) 2013, 2014 Nicira, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <config.h>
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#include "ovs-atomic.h"
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#include "util.h"
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#define TEST_ATOMIC_TYPE(ATOMIC_TYPE, BASE_TYPE) \
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{ \
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ATOMIC_TYPE x = ATOMIC_VAR_INIT(1); \
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BASE_TYPE value, orig; \
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\
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atomic_read(&x, &value); \
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ovs_assert(value == 1); \
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\
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atomic_store(&x, 2); \
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atomic_read(&x, &value); \
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ovs_assert(value == 2); \
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\
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atomic_init(&x, 3); \
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atomic_read(&x, &value); \
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ovs_assert(value == 3); \
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\
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atomic_add(&x, 1, &orig); \
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ovs_assert(orig == 3); \
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atomic_read(&x, &value); \
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ovs_assert(value == 4); \
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\
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atomic_sub(&x, 2, &orig); \
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ovs_assert(orig == 4); \
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atomic_read(&x, &value); \
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ovs_assert(value == 2); \
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\
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atomic_or(&x, 6, &orig); \
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ovs_assert(orig == 2); \
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atomic_read(&x, &value); \
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ovs_assert(value == 6); \
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\
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atomic_and(&x, 10, &orig); \
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ovs_assert(orig == 6); \
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atomic_read(&x, &value); \
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ovs_assert(value == 2); \
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\
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atomic_xor(&x, 10, &orig); \
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ovs_assert(orig == 2); \
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atomic_read(&x, &value); \
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ovs_assert(value == 8); \
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}
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static void
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test_atomic_flag(void)
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{
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atomic_flag flag = ATOMIC_FLAG_INIT;
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ovs_assert(atomic_flag_test_and_set(&flag) == false);
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ovs_assert(atomic_flag_test_and_set(&flag) == true);
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atomic_flag_clear(&flag);
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ovs_assert(atomic_flag_test_and_set(&flag) == false);
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}
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int
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main(void)
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{
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TEST_ATOMIC_TYPE(atomic_char, char);
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TEST_ATOMIC_TYPE(atomic_uchar, unsigned char);
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TEST_ATOMIC_TYPE(atomic_schar, signed char);
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TEST_ATOMIC_TYPE(atomic_short, short);
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TEST_ATOMIC_TYPE(atomic_ushort, unsigned short);
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TEST_ATOMIC_TYPE(atomic_int, int);
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TEST_ATOMIC_TYPE(atomic_uint, unsigned int);
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TEST_ATOMIC_TYPE(atomic_long, long int);
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TEST_ATOMIC_TYPE(atomic_ulong, unsigned long int);
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TEST_ATOMIC_TYPE(atomic_llong, long long int);
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TEST_ATOMIC_TYPE(atomic_ullong, unsigned long long int);
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TEST_ATOMIC_TYPE(atomic_size_t, size_t);
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TEST_ATOMIC_TYPE(atomic_ptrdiff_t, ptrdiff_t);
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TEST_ATOMIC_TYPE(atomic_intmax_t, intmax_t);
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TEST_ATOMIC_TYPE(atomic_uintmax_t, uintmax_t);
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TEST_ATOMIC_TYPE(atomic_intptr_t, intptr_t);
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TEST_ATOMIC_TYPE(atomic_uintptr_t, uintptr_t);
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TEST_ATOMIC_TYPE(atomic_uint8_t, uint8_t);
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TEST_ATOMIC_TYPE(atomic_int8_t, int8_t);
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TEST_ATOMIC_TYPE(atomic_uint16_t, uint16_t);
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TEST_ATOMIC_TYPE(atomic_int16_t, int16_t);
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TEST_ATOMIC_TYPE(atomic_uint32_t, uint32_t);
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TEST_ATOMIC_TYPE(atomic_int32_t, int32_t);
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TEST_ATOMIC_TYPE(atomic_uint64_t, uint64_t);
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TEST_ATOMIC_TYPE(atomic_int64_t, int64_t);
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test_atomic_flag();
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return 0;
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}
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