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add compatibility code for older GResolver

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This commit is contained in:
Ailin Nemui 2026-01-24 18:05:05 +01:00
commit e9281b2f11
2 changed files with 53 additions and 0 deletions
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40
src/core/net-nonblock.c
View file

@ -26,6 +26,7 @@
#include <irssi/src/core/net-nonblock.h>
typedef struct {
GResolverNameLookupFlags flags;
NetGethostbynameContinuationFunc cont;
void *cont_data;
} NET_GETHOSTBYNAME_CALLBACK_DATA;
@ -39,7 +40,39 @@ static void net_gethostbyname_callback(GResolver *resolver, GAsyncResult *result
RESOLVED_IP_REC *iprec;
error = NULL;
#if GLIB_CHECK_VERSION(2, 59, 0)
ailist = g_resolver_lookup_by_name_with_flags_finish(resolver, result, &error);
#else
/* compatibility code for old GLib */
ailist = g_resolver_lookup_by_name_finish(resolver, result, &error);
if (error == NULL && data->flags) {
GList *ll, *lll;
for (ll = ailist; ll != NULL; ll = lll) {
GInetAddress *address;
GSocketFamily family;
address = G_INET_ADDRESS(ll->data);
family = g_inet_address_get_family(address);
lll = ll->next;
if ((data->flags == G_RESOLVER_NAME_LOOKUP_FLAGS_IPV4_ONLY &&
family == G_SOCKET_FAMILY_IPV6) ||
(data->flags == G_RESOLVER_NAME_LOOKUP_FLAGS_IPV6_ONLY &&
family == G_SOCKET_FAMILY_IPV4)) {
g_object_unref(address);
ailist = g_list_delete_link(ailist, ll);
}
}
if (ailist == NULL) {
g_set_error(&error, G_RESOLVER_ERROR, G_RESOLVER_ERROR_NOT_FOUND,
data->flags == G_RESOLVER_NAME_LOOKUP_FLAGS_IPV4_ONLY ?
"IPv4 address not found for host" :
"IPv6 address not found for host");
}
}
#endif
iprec = g_new0(RESOLVED_IP_REC, 1);
if (error != NULL) {
iprec->error = error;
@ -66,10 +99,17 @@ GCancellable *net_gethostbyname_nonblock(const char *addr, GResolverNameLookupFl
resolver = g_resolver_get_default();
cancellable = g_cancellable_new();
data = g_new0(NET_GETHOSTBYNAME_CALLBACK_DATA, 1);
data->flags = flags;
data->cont = cont;
data->cont_data = cont_data;
#if GLIB_CHECK_VERSION(2, 59, 0)
g_resolver_lookup_by_name_with_flags_async(resolver, addr, flags, cancellable,
(GAsyncReadyCallback) net_gethostbyname_callback,
data);
#else
/* compatibility code for old GLib */
g_resolver_lookup_by_name_async(resolver, addr, cancellable,
(GAsyncReadyCallback) net_gethostbyname_callback, data);
#endif
return cancellable;
}

13
src/core/network.h
View file

@ -16,6 +16,19 @@
# endif
#endif
#if GLIB_CHECK_VERSION(2, 59, 0)
/* nothing */
#else
/* compatibility code for old GLib */
typedef enum {
G_RESOLVER_NAME_LOOKUP_FLAGS_DEFAULT = 0,
G_RESOLVER_NAME_LOOKUP_FLAGS_IPV4_ONLY = 1 << 0,
G_RESOLVER_NAME_LOOKUP_FLAGS_IPV6_ONLY = 1 << 1,
} GResolverNameLookupFlags;
#endif
struct _IPADDR {
unsigned short family;
struct in6_addr ip;