mirror of
https://github.com/openharmony/communication_t2stack.git
synced 2026-07-21 16:55:24 -04:00
yexiaokang
86 lines
2.1 KiB
C
86 lines
2.1 KiB
C
/*
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* Copyright (C) 2025-2025 Huawei Device Co., Ltd.
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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 "nstackx_inet.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define IPV4_LOOP_IP "127.0.0.1"
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#define IPV6_LOOP_IP "::1"
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#define INET_IPV6_LEN 16
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uint8_t InetGetAfType(const char *ipStr, union InetAddr *addr)
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{
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if (inet_pton(AF_INET, ipStr, &addr->in) > 0) {
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return AF_INET;
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}
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if (inet_pton(AF_INET6, ipStr, &addr->in6) > 0) {
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return AF_INET6;
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}
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return AF_ERROR;
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}
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static inline bool Inet6Equal(const union InetAddr *a, const union InetAddr *b)
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{
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return (memcmp(a->in6.s6_addr, b->in6.s6_addr, INET_IPV6_LEN) == 0);
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}
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static void InetAddrZero(union InetAddr *ip)
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{
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int i;
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for (i = 0; i < (int)sizeof(struct in6_addr); i++) {
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ip->in6.s6_addr[i] = 0;
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}
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}
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bool InetEqual(uint8_t af, const union InetAddr *a, const union InetAddr *b)
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{
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if (af == AF_INET) {
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return (a->in.s_addr == b->in.s_addr);
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}
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return Inet6Equal(a, b);
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}
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bool InetEqualZero(uint8_t af, const union InetAddr *a)
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{
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union InetAddr zero;
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InetAddrZero(&zero);
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return InetEqual(af, a, &zero);
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}
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bool InetEqualNone(uint8_t af, const union InetAddr *a)
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{
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int i;
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union InetAddr none;
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for (i = 0; i < (int)sizeof(struct in6_addr); i++) {
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none.in6.s6_addr[i] = 0xff; // INADDR_NONE 0xff
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}
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return InetEqual(af, a, &none);
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}
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bool InetEqualLoop(uint8_t af, const char *ip)
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{
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const char *loopIp = af == AF_INET ? IPV4_LOOP_IP : IPV6_LOOP_IP;
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return (strlen(ip) == strlen(loopIp) && strcmp(ip, loopIp) == 0);
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}
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#ifdef __cplusplus
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}
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#endif |