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我只需要我的全球IPv6地址,而不是本地鏈接地址。如msdn中所述,我已將ai_flags設置爲AI_ADDRCONFIG。但GetAddrInfoW返回全局和本地鏈接地址。有沒有什麼辦法可以從ADDRINFOW
找出結果結構的地址類型?GetAddrInfoW得到只有全球ipv6地址
std::wstring whostname = L"hostname";
ADDRINFOW hints;
memset(&hints, 0, sizeof(ADDRINFOW));
hints.ai_family = AF_UNSPEC; // IPv4 and IPv6
hints.ai_socktype = SOCK_STREAM; // TCP only, no UDP
hints.ai_protocol = IPPROTO_TCP;
hints.ai_flags = AI_ADDRCONFIG; // Get only global IPv6 address
ADDRINFOW *list = NULL;
result = GetAddrInfoW(
whostname.c_str(),
NULL,
&hints,
&list
);