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Fix linux compile issue.

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Shpoike 2018-12-07 04:14:56 +00:00
parent f96964315e
commit ac290489c5
2 changed files with 50 additions and 0 deletions
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47
Quake/net_udp.c
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@ -841,3 +841,50 @@ int UDP6_GetAddrFromName (const char *name, struct qsockaddr *addr)
//=============================================================================
#ifdef __linux__ //sadly there is no posix standard for querying all ipv4+ipv6 addresses.
#include <ifaddrs.h>
static struct ifaddrs *iflist;
double iftime; //requery sometimes.
static int UDP_GetAddresses(qhostaddr_t *addresses, int maxaddresses, int fam)
{
struct ifaddrs *ifa;
int result = 0;
double time = Sys_DoubleTime();
if (time - iftime > 1 && iflist)
{
freeifaddrs(iflist);
iflist = NULL;
}
if (!iflist)
{
iftime = time;
getifaddrs(&iflist);
}
for (ifa = iflist; ifa && result < maxaddresses; ifa = ifa->ifa_next)
{
//can happen if the interface is not bound.
if (ifa->ifa_addr == NULL)
continue;
if (fam == ifa->ifa_addr->sa_family)
q_strlcpy(addresses[result++], UDP_AddrToString((struct qsockaddr*)ifa->ifa_addr, false), sizeof(addresses[0]));
}
return result;
}
#else
//for other systems, like macs, where we don't know how to query this stuff properly.
//FIXME: there is a posix standard for ipv4 at least.
static int UDP_GetAddresses(qhostaddr_t *addresses, int maxaddresses, int fam)
{
return 0;
}
#endif
int UDP4_GetAddresses (qhostaddr_t *addresses, int maxaddresses)
{
return UDP_GetAddresses(addresses, maxaddresses, AF_INET);
}
int UDP6_GetAddresses (qhostaddr_t *addresses, int maxaddresses)
{
return UDP_GetAddresses(addresses, maxaddresses, AF_INET6);
}

3
Quake/net_udp.h
View file

@ -40,6 +40,8 @@ int UDP4_GetAddrFromName (const char *name, struct qsockaddr *addr);
int UDP_AddrCompare (struct qsockaddr *addr1, struct qsockaddr *addr2);
int UDP_GetSocketPort (struct qsockaddr *addr);
int UDP_SetSocketPort (struct qsockaddr *addr, int port);
int UDP4_GetAddresses (qhostaddr_t *addresses, int maxaddresses);
sys_socket_t UDP6_Init (void);
void UDP6_Shutdown (void);
@ -59,6 +61,7 @@ int UDP6_GetAddrFromName (const char *name, struct qsockaddr *addr);
int UDP_AddrCompare (struct qsockaddr *addr1, struct qsockaddr *addr2);
int UDP_GetSocketPort (struct qsockaddr *addr);
int UDP_SetSocketPort (struct qsockaddr *addr, int port);
int UDP6_GetAddresses (qhostaddr_t *addresses, int maxaddresses);
#endif /* __net_udp_h */