mirror of
https://gitee.com/acl-dev/acl.git
synced 2024-12-14 00:40:55 +08:00
64 lines
1.5 KiB
C++
64 lines
1.5 KiB
C++
#include "stdafx.h"
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#include "sock_addr.h"
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static bool host_port(char *buf, char **host, char **port)
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{
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const char *ptr = acl_host_port(buf, host, "", port, (char*) NULL);
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if (ptr != NULL) {
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acl_msg_error("%s(%d): invalid addr %s, %s",
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__FILE__, __LINE__, buf, ptr);
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return false;
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}
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if (*port == NULL || atoi(*port) < 0) {
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acl_msg_error("%s(%d): invalid port: %s, addr: %s",
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__FILE__, __LINE__, *port ? *port : "null", buf);
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return false;
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}
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if (*host && **host == 0)
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*host = 0;
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if (*host == NULL)
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*host = "0";
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return true;
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}
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struct addrinfo *host_addrinfo(const char *addr)
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{
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int err;
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struct addrinfo hints, *res0;
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char *buf = acl_mystrdup(addr), *host = NULL, *port = NULL;
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if (host_port(buf, &host, &port) == false) {
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acl_myfree(buf);
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return NULL;
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}
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memset(&hints, 0, sizeof(hints));
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hints.ai_family = PF_UNSPEC;
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hints.ai_socktype = SOCK_DGRAM;
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#ifdef ACL_MACOSX
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hints.ai_flags = AI_DEFAULT;
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#elif defined(ACL_ANDROID)
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hints.ai_flags = AI_ADDRCONFIG;
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#elif defined(ACL_WINDOWS)
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hints.ai_protocol = IPPROTO_UDP;
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# if _MSC_VER >= 1500
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hints.ai_flags = AI_V4MAPPED | AI_ADDRCONFIG;
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# endif
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#else
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hints.ai_flags = AI_V4MAPPED | AI_ADDRCONFIG;
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#endif
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if ((err = getaddrinfo(host, port, &hints, &res0))) {
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acl_msg_error("%s(%d): getaddrinfo error %s, peer=%s",
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__FILE__, __LINE__, gai_strerror(err), host);
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acl_myfree(buf);
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return NULL;
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}
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acl_myfree(buf);
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return res0;
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}
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