X-Git-Url: http://git.cascardo.eti.br/?a=blobdiff_plain;f=gnio%2Fgsocket.c;h=1a095ef6cd8d725888f242014a0facb92ca71153;hb=041acdd0edc340e7b6008b84e2ff6791c0d22713;hp=6c045c22df9e7d7cb0a7ebf891972432ce84e5b7;hpb=e9904ad0b8193f73258d2085864e03836b7f4b7a;p=cascardo%2Fgnio.git diff --git a/gnio/gsocket.c b/gnio/gsocket.c index 6c045c2..1a095ef 100644 --- a/gnio/gsocket.c +++ b/gnio/gsocket.c @@ -52,13 +52,17 @@ enum { PROP_0, PROP_FD, - PROP_BLOCKING + PROP_BLOCKING, + PROP_LOCAL_ADDRESS, + PROP_REMOTE_ADDRESS }; struct _GSocketPrivate { gint fd; gboolean blocking; + GSocketAddress *local_address; + GSocketAddress *remote_address; }; static void @@ -76,6 +80,14 @@ g_socket_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec g_value_set_boolean (value, socket->priv->blocking); break; + case PROP_LOCAL_ADDRESS: + g_value_set_object (value, socket->priv->local_address); + break; + + case PROP_REMOTE_ADDRESS: + g_value_set_object (value, socket->priv->remote_address); + break; + default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); } @@ -124,6 +136,8 @@ g_socket_class_init (GSocketClass *klass) { GObjectClass *gobject_class G_GNUC_UNUSED = G_OBJECT_CLASS (klass); + // TODO: WSAStartup + g_type_class_add_private (klass, sizeof (GSocketPrivate)); gobject_class->finalize = g_socket_finalize; @@ -146,6 +160,20 @@ g_socket_class_init (GSocketClass *klass) "whether or not this socket is blocking", TRUE, G_PARAM_READWRITE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_BLURB | G_PARAM_STATIC_NICK)); + + g_object_class_install_property (gobject_class, PROP_LOCAL_ADDRESS, + g_param_spec_object ("local-address", + "local address", + "the local address the socket is bound to", + G_TYPE_SOCKET_ADDRESS, + G_PARAM_READABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_BLURB | G_PARAM_STATIC_NICK)); + + g_object_class_install_property (gobject_class, PROP_REMOTE_ADDRESS, + g_param_spec_object ("remote-address", + "remote address", + "the remote address the socket is connected to", + G_TYPE_SOCKET_ADDRESS, + G_PARAM_READABLE | G_PARAM_STATIC_NAME | G_PARAM_STATIC_BLURB | G_PARAM_STATIC_NICK)); } static void @@ -155,19 +183,79 @@ g_socket_init (GSocket *socket) socket->priv->fd = -1; socket->priv->blocking = TRUE; + socket->priv->remote_address = NULL; + socket->priv->local_address = NULL; } GSocket * -g_socket_new (gint domain, gint type, gint protocol) +g_socket_new (GSocketDomain domain, GSocketType type, const gchar *protocol, GError **error) { - gint sock; + static GStaticMutex getprotobyname_mutex = G_STATIC_MUTEX_INIT; + gint fd, native_domain, native_type, native_protocol; + + switch (domain) + { + case G_SOCKET_DOMAIN_INET: + native_domain = PF_INET; + break; + + case G_SOCKET_DOMAIN_INET6: + native_domain = PF_INET6; + break; + + case G_SOCKET_DOMAIN_UNIX: + native_domain = PF_UNIX; + break; + + default: + g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, "unsupported socket domain"); + return NULL; + } + + switch (type) + { + case G_SOCKET_TYPE_STREAM: + native_type = SOCK_STREAM; + break; + + case G_SOCKET_TYPE_DATAGRAM: + native_type = SOCK_DGRAM; + break; - sock = socket(domain, type, protocol); + case G_SOCKET_TYPE_SEQPACKET: + native_type = SOCK_SEQPACKET; + break; - if (sock < 0) - return NULL; + default: + g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, "unsupported socket type"); + return NULL; + } - return G_SOCKET (g_object_new (G_TYPE_SOCKET, "fd", sock, NULL)); + if (protocol == NULL) + native_protocol = 0; + else + { + struct protoent *ent; + g_static_mutex_lock (&getprotobyname_mutex); + if (!(ent = getprotobyname (protocol))) + { + g_static_mutex_unlock (&getprotobyname_mutex); + g_set_error (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED, "unsupported socket protocol"); + return NULL; + } + native_protocol = ent->p_proto; + g_static_mutex_unlock (&getprotobyname_mutex); + } + + fd = socket(native_domain, native_type, native_protocol); + + if (fd < 0) + { + g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "unable to create socket: %s", g_strerror (errno)); + return NULL; + } + + return G_SOCKET (g_object_new (G_TYPE_SOCKET, "fd", fd, NULL)); } GSocket * @@ -212,21 +300,45 @@ g_socket_get_blocking (GSocket *socket) } GSocketAddress * -g_socket_get_peer_address (GSocket *socket, - GError **error) +g_socket_get_local_address (GSocket *socket, + GError **error) { gchar buffer[256]; gsize len; g_return_val_if_fail (G_IS_SOCKET (socket), NULL); + if (socket->priv->local_address) + return socket->priv->local_address; + + if (getsockname (socket->priv->fd, (struct sockaddr *) buffer, &len) < 0) + { + g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "could not get local address: %s", g_strerror (errno)); + return NULL; + } + + return (socket->priv->local_address = g_object_ref_sink (g_socket_address_from_native (buffer, len))); +} + +GSocketAddress * +g_socket_get_remote_address (GSocket *socket, + GError **error) +{ + gchar buffer[256]; + gsize len; + + g_return_val_if_fail (G_IS_SOCKET (socket), NULL); + + if (socket->priv->remote_address) + return socket->priv->remote_address; + if (getpeername (socket->priv->fd, (struct sockaddr *) buffer, &len) < 0) { - g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "could not get peer address"); + g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "could not get remote address: %s", g_strerror (errno)); return NULL; } - return g_socket_address_from_native (buffer, len); + return (socket->priv->remote_address = g_object_ref_sink (g_socket_address_from_native (buffer, len))); } void @@ -253,11 +365,13 @@ g_socket_bind (GSocket *socket, if (bind (socket->priv->fd, (struct sockaddr *) addr, g_socket_address_native_size (address)) < 0) { - // TODO: set error + g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "error binding to address: %s", g_strerror (errno)); return FALSE; } - g_object_unref (address); + g_object_ref_sink (address); + + socket->priv->local_address = address; return TRUE; } @@ -265,146 +379,22 @@ g_socket_bind (GSocket *socket, GSocket * g_socket_accept (GSocket *socket, - GCancellable *cancellable, GError **error) { gint ret; - if (g_cancellable_set_error_if_cancelled (cancellable, error)) - return NULL; - if ((ret = accept (socket->priv->fd, NULL, 0)) < 0) { g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errno), "error accepting connection"); return NULL; } - if (g_cancellable_set_error_if_cancelled (cancellable, error)) - { - close (ret); - return NULL; - } - return g_socket_new_from_fd (ret); } -typedef struct { - GAsyncReadyCallback callback; - GCancellable *cancellable; - gpointer user_data; - GSocket *socket; -} AcceptData; - -static gboolean -accept_callback (AcceptData *data, - GIOCondition condition, - gint fd) -{ - GSocket *socket; - GSimpleAsyncResult *result; - gint ret; - - socket = data->socket; - - if (condition & G_IO_IN) - { - if ((ret = accept (socket->priv->fd, NULL, 0)) < 0) - { - if (errno == EAGAIN) - return TRUE; - - result = g_simple_async_result_new_error (G_OBJECT (socket), data->callback, data->user_data, G_IO_ERROR, g_io_error_from_errno (errno), "error accepting connection"); - } - else - { - result = g_simple_async_result_new (G_OBJECT (socket), data->callback, data->user_data, g_socket_accept_async); - - g_simple_async_result_set_op_res_gpointer (result, g_socket_new_from_fd (ret), g_object_unref); - } - g_simple_async_result_complete (result); - - g_object_unref (result); - } - - return FALSE; -} - -void -g_socket_accept_async (GSocket *socket, - GCancellable *cancellable, - GAsyncReadyCallback callback, - gpointer user_data) -{ - GSource *source; - GSimpleAsyncResult *result; - AcceptData *data; - gint ret; - - g_return_if_fail (G_IS_SOCKET (socket)); - - if (g_socket_get_blocking (socket)) - g_socket_set_blocking (socket, FALSE); - - if ((ret = accept (socket->priv->fd, NULL, 0)) < 0) - { - if (errno == EAGAIN) - { - source = _g_fd_source_new (socket->priv->fd, G_IO_IN | G_IO_HUP | G_IO_ERR, cancellable); - - data = g_new (AcceptData, 1); - - data->socket = socket; - data->callback = callback; - data->cancellable = cancellable; - data->user_data = user_data; - - g_source_set_callback (source, (GSourceFunc) accept_callback, data, g_free); - - g_source_attach (source, NULL); - } - else - { - g_simple_async_report_error_in_idle (G_OBJECT (socket), callback, user_data, G_IO_ERROR, g_io_error_from_errno (errno), "error accepting connection"); - } - } - else - { - result = g_simple_async_result_new (G_OBJECT (socket), callback, user_data, g_socket_accept_async); - - g_simple_async_result_set_op_res_gpointer (result, g_socket_new_from_fd (ret), g_object_unref); - - g_simple_async_result_complete_in_idle (result); - - g_object_unref (result); - } -} - -GSocket * -g_socket_accept_finish (GSocket *socket, - GAsyncResult *result, - GError **error) -{ - GSocket *new_socket; - GSimpleAsyncResult *simple; - - g_return_val_if_fail (G_IS_SOCKET (socket), NULL); - - simple = G_SIMPLE_ASYNC_RESULT (result); - - if (g_simple_async_result_propagate_error (simple, error)) - return NULL; - - g_warn_if_fail (g_simple_async_result_get_source_tag (simple) == g_socket_accept_async); - - new_socket = g_object_ref (g_simple_async_result_get_op_res_gpointer (simple)); - - return new_socket; -} - gboolean g_socket_connect (GSocket *socket, GSocketAddress *address, - GCancellable *cancellable, GError **error) { gchar buffer[256]; @@ -422,124 +412,7 @@ g_socket_connect (GSocket *socket, return FALSE; } - return TRUE; -} - -typedef struct { - GAsyncReadyCallback callback; - GCancellable *cancellable; - gpointer user_data; - GSocket *socket; - gchar address_buffer[256]; - gsize address_length; -} ConnectData; - -static gboolean -connect_callback (ConnectData *data, - GIOCondition condition, - gint fd) -{ - GSocket *socket; - GSimpleAsyncResult *result = NULL; - guint sockerr; - gsize sockerr_size = 1; - - socket = data->socket; - - if (condition & G_IO_OUT) - { - result = g_simple_async_result_new (G_OBJECT (socket), data->callback, data->user_data, g_socket_connect_async); - } - else if (condition & G_IO_ERR) - { - if (getsockopt (socket->priv->fd, SOL_SOCKET, SO_ERROR, (gpointer) &sockerr, &sockerr_size) < 0) - g_warning ("getsockopt: %s", g_strerror (errno)); - - if (sockerr != 0) - result = g_simple_async_result_new_error (G_OBJECT (socket), data->callback, data->user_data, G_IO_ERROR, g_io_error_from_errno (sockerr), "error connecting: %s", g_strerror (sockerr)); - else - g_warning ("getsockopt SO_ERROR returned no error, with sockerr = %d", sockerr); - } - - g_simple_async_result_complete (result); - - g_object_unref (result); - - return FALSE; -} - -void -g_socket_connect_async (GSocket *socket, - GSocketAddress *address, - GCancellable *cancellable, - GAsyncReadyCallback callback, - gpointer user_data) -{ - GSource *source; - GSimpleAsyncResult *result; - ConnectData *data; - gint ret; - gchar buffer[256]; - gsize len; - - g_return_if_fail (G_IS_SOCKET (socket) && G_IS_SOCKET_ADDRESS (address)); - - if (g_socket_get_blocking (socket)) - g_socket_set_blocking (socket, FALSE); - - g_socket_address_to_native (address, buffer); - - len = g_socket_address_native_size (address); - - if ((ret = connect (socket->priv->fd, (struct sockaddr *) buffer, len)) < 0) - { - if (errno == EINPROGRESS) - { - source = _g_fd_source_new (socket->priv->fd, G_IO_OUT | G_IO_ERR, cancellable); - - data = g_new (ConnectData, 1); - - data->socket = socket; - data->callback = callback; - data->cancellable = cancellable; - data->user_data = user_data; - data->address_length = len; - memcpy (data->address_buffer, buffer, len); - - g_source_set_callback (source, (GSourceFunc) connect_callback, data, g_free); - - g_source_attach (source, NULL); - } - else - { - g_simple_async_report_error_in_idle (G_OBJECT (socket), callback, user_data, G_IO_ERROR, g_io_error_from_errno (errno), "error connecting: %s", g_strerror (errno)); - } - } - else - { - result = g_simple_async_result_new (G_OBJECT (socket), callback, user_data, g_socket_connect_async); - - g_simple_async_result_complete_in_idle (result); - - g_object_unref (result); - } -} - -gboolean -g_socket_connect_finish (GSocket *socket, - GAsyncResult *result, - GError **error) -{ - GSimpleAsyncResult *simple; - - g_return_val_if_fail (G_IS_SOCKET (socket), FALSE); - - simple = G_SIMPLE_ASYNC_RESULT (result); - - if (g_simple_async_result_propagate_error (simple, error)) - return FALSE; - - g_warn_if_fail (g_simple_async_result_get_source_tag (simple) == g_socket_connect_async); + socket->priv->remote_address = g_object_ref_sink (address); return TRUE; }