hyung-hwan/qse
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

started implementing SocketAddress::resolve_address()

Browse Source
This commit is contained in:
hyung-hwan 2020-08-24 17:09:15 +00:00
parent 5829f8a28d
commit 53dd61d735
1 changed files with 64 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

64
qse/lib/si/SocketAddress.cpp
View File

@ -378,6 +378,70 @@ qse_wchar_t* SocketAddress::ip6addrToStrBuf (const qse_ip6ad_t* ipaddr, qse_wcha
return buf;
}
#if 0
/*
* NOTICE:
* When host is "", the address is resolved to localhost.
* When host is XP_NULL, the address is resolved to INADDR_ANY
* or IN6ADDR_ANY_INIT depending on the address family.
*/
int SocketAddress::resolve_address (const qse_char_t* service, const qse_char_t* host, int family, int type, int* errnum)
{
struct addrinfo hints;
struct addrinfo* info, * p;
QSE_ASSERT (family == QSE_AF_UNSPEC || family == QSE_AF_INET || family == QSE_AF_INET6);
QSE_ASSERT (errnum != QSE_NULL);
QSE_MEMSET (&hints, 0, QSE_SIZEOF(hints));
hints.ai_family = family;
hints.ai_socktype = type;
if (host == QSE_NULL) hints.ai_flags = AI_PASSIVE;
else if (host[0] == QSE_T('\0')) host = QSE_NULL;
#if defined(QSE_CHAR_IS_MCHAR)
*errnum = ::getaddrinfo (host, service, &hints, &info);
#else
qse_mchar_t mb_host[MAX_HOST_LEN + 1];
qse_mchar_t mb_service[MAX_SERVICE_LEN + 1];
qse_mchar_t* p_host = QSE_NULL;
qse_mchar_t* p_service = QSE_NULL;
if (host) {
if (qse_wcstomcs (host, mb_host, QSE_COUNTOF(mb_host)) == 0)
{
*errnum = EAI_NONAME;
return -1;
}
p_host = mb_host;
}
if (service)
{
if (qse_wcstomcs (service, mb_service, QSE_COUNTOF(mb_service)) == 0)
{
*errnum = EAI_NONAME;
return -1;
}
p_service = mb_service;
}
*errnum = ::getaddrinfo(p_host, p_service, &hints, &info);
#endif
if (*errnum != 0) return -1;
for (p = info; p; p = p->ai_next)
{
if (family != V0 && p->ai_family != family) continue;
if (type != 0 && p->ai_socktype != type) continue;
if (QSE_SIZEOF(this->address_storage) < p->ai_addrlen) continue;
QSE_MEMCPY (&this->address_storage, p->ai_addr, p->ai_addrlen);
break;
}
::freeaddrinfo (info);
return 0;
}
#endif
/////////////////////////////////
QSE_END_NAMESPACE(QSE)
/////////////////////////////////