| 85 | } |
| 86 | |
| 87 | bool static LookupIntern(const char *pszName, std::vector<CNetAddr>& vIP, unsigned int nMaxSolutions, bool fAllowLookup) |
| 88 | { |
| 89 | vIP.clear(); |
| 90 | |
| 91 | { |
| 92 | CNetAddr addr; |
| 93 | if (addr.SetSpecial(std::string(pszName))) { |
| 94 | vIP.push_back(addr); |
| 95 | return true; |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | #ifdef HAVE_GETADDRINFO_A |
| 100 | struct in_addr ipv4_addr; |
| 101 | #ifdef HAVE_INET_PTON |
| 102 | if (inet_pton(AF_INET, pszName, &ipv4_addr) > 0) { |
| 103 | vIP.push_back(CNetAddr(ipv4_addr)); |
| 104 | return true; |
| 105 | } |
| 106 | |
| 107 | struct in6_addr ipv6_addr; |
| 108 | if (inet_pton(AF_INET6, pszName, &ipv6_addr) > 0) { |
| 109 | vIP.push_back(CNetAddr(ipv6_addr)); |
| 110 | return true; |
| 111 | } |
| 112 | #else |
| 113 | ipv4_addr.s_addr = inet_addr(pszName); |
| 114 | if (ipv4_addr.s_addr != INADDR_NONE) { |
| 115 | vIP.push_back(CNetAddr(ipv4_addr)); |
| 116 | return true; |
| 117 | } |
| 118 | #endif |
| 119 | #endif |
| 120 | |
| 121 | struct addrinfo aiHint; |
| 122 | memset(&aiHint, 0, sizeof(struct addrinfo)); |
| 123 | aiHint.ai_socktype = SOCK_STREAM; |
| 124 | aiHint.ai_protocol = IPPROTO_TCP; |
| 125 | aiHint.ai_family = AF_UNSPEC; |
| 126 | #ifdef WIN32 |
| 127 | aiHint.ai_flags = fAllowLookup ? 0 : AI_NUMERICHOST; |
| 128 | #else |
| 129 | aiHint.ai_flags = fAllowLookup ? AI_ADDRCONFIG : AI_NUMERICHOST; |
| 130 | #endif |
| 131 | |
| 132 | struct addrinfo *aiRes = NULL; |
| 133 | #ifdef HAVE_GETADDRINFO_A |
| 134 | struct gaicb gcb, *query = &gcb; |
| 135 | memset(query, 0, sizeof(struct gaicb)); |
| 136 | gcb.ar_name = pszName; |
| 137 | gcb.ar_request = &aiHint; |
| 138 | int nErr = getaddrinfo_a(GAI_NOWAIT, &query, 1, NULL); |
| 139 | if (nErr) |
| 140 | return false; |
| 141 | |
| 142 | do { |
| 143 | // Should set the timeout limit to a resonable value to avoid |
| 144 | // generating unnecessary checking call during the polling loop, |
no test coverage detected