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Netif (Haiku): add preferred source addr

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This commit is contained in:
Carter Li
2025-08-08 00:26:47 +08:00
committed by 李通洲
parent 02c999725c
commit 64568b31d1
1 changed files with 47 additions and 4 deletions
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src/common/netif/netif_haiku.c
+47 -4
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@@ -41,9 +41,11 @@ bool ffNetifGetDefaultRouteImplV4(FFNetifDefaultRouteResult* result)
while (interface < end) {
if (interface->ifr_route.flags & RTF_DEFAULT) {
// interface->ifr_metric?
strlcpy(result->ifName, interface->ifr_name, IF_NAMESIZE);
result->ifIndex = if_nametoindex(interface->ifr_name);
// TODO: Get the preferred source address
if (interface->ifr_route.source)
result->preferredSourceAddrV4 = ((struct sockaddr_in*)interface->ifr_route.source)->sin_addr.s_addr;
return true;
}
@@ -55,8 +57,7 @@ bool ffNetifGetDefaultRouteImplV4(FFNetifDefaultRouteResult* result)
if (interface->ifr_route.gateway != NULL)
addressSize += interface->ifr_route.gateway->sa_len;
interface = (struct ifreq*)((addr_t)interface + IF_NAMESIZE
+ sizeof(struct route_entry) + addressSize);
interface = (struct ifreq*)((addr_t)interface + IF_NAMESIZE + sizeof(struct route_entry) + addressSize);
}
return false;
@@ -64,6 +65,48 @@ bool ffNetifGetDefaultRouteImplV4(FFNetifDefaultRouteResult* result)
bool ffNetifGetDefaultRouteImplV6(FFNetifDefaultRouteResult* result)
{
// TODO: AF_INET6
FF_AUTO_CLOSE_FD int pfRoute = socket(AF_INET, SOCK_RAW, AF_INET6);
if (pfRoute < 0)
return false;
struct ifconf config;
config.ifc_len = sizeof(config.ifc_value);
if (ioctl(pfRoute, SIOCGRTSIZE, &config, sizeof(struct ifconf)) < 0)
return false;
int size = config.ifc_value;
if (size <= 0)
return false;
FF_AUTO_FREE void *buffer = malloc((size_t) size);
if (buffer == NULL) {
return false;
}
config.ifc_len = size;
config.ifc_buf = buffer;
if (ioctl(pfRoute, SIOCGRTTABLE, &config, sizeof(struct ifconf)) < 0)
return false;
struct ifreq *interface = (struct ifreq*)buffer;
struct ifreq *end = (struct ifreq*)((uint8_t*)buffer + size);
while (interface < end) {
if (interface->ifr_route.flags & RTF_DEFAULT) {
strlcpy(result->ifName, interface->ifr_name, IF_NAMESIZE);
result->ifIndex = if_nametoindex(interface->ifr_name);
return true;
}
size_t addressSize = 0;
if (interface->ifr_route.destination != NULL)
addressSize += interface->ifr_route.destination->sa_len;
if (interface->ifr_route.mask != NULL)
addressSize += interface->ifr_route.mask->sa_len;
if (interface->ifr_route.gateway != NULL)
addressSize += interface->ifr_route.gateway->sa_len;
interface = (struct ifreq*)((addr_t)interface + IF_NAMESIZE + sizeof(struct route_entry) + addressSize);
}
return false;
}