[Spice-devel] [PATCH vdagent v3 6/8] vdagent: Introduce SpiceVDAgent object
Jakub Janků
janku.jakub.jj at gmail.com
Tue Oct 10 21:21:51 UTC 2017
Related to ongoing work to use GMainLoop and GTK integration
Signed-off-by: Victor Toso <victortoso at redhat.com>
---
Makefile.am | 3 ++
configure.ac | 1 +
src/vdagent/vdagent.c | 140 ++++++++++++++++++++++++++++++--------------------
src/vdagent/vdagent.h | 54 +++++++++++++++++++
4 files changed, 142 insertions(+), 56 deletions(-)
create mode 100644 src/vdagent/vdagent.h
diff --git a/Makefile.am b/Makefile.am
index 45f7177..efd058a 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -14,6 +14,7 @@ common_sources = \
src_spice_vdagent_CFLAGS = \
$(X_CFLAGS) \
$(SPICE_CFLAGS) \
+ $(GOBJECT2_CFLAGS) \
$(GLIB2_CFLAGS) \
$(ALSA_CFLAGS) \
-I$(srcdir)/src \
@@ -23,6 +24,7 @@ src_spice_vdagent_CFLAGS = \
src_spice_vdagent_LDADD = \
$(X_LIBS) \
$(SPICE_LIBS) \
+ $(GOBJECT2_LIBS) \
$(GLIB2_LIBS) \
$(ALSA_LIBS) \
$(NULL)
@@ -38,6 +40,7 @@ src_spice_vdagent_SOURCES = \
src/vdagent/x11.c \
src/vdagent/x11.h \
src/vdagent/vdagent.c \
+ src/vdagent/vdagent.h \
$(NULL)
src_spice_vdagentd_CFLAGS = \
diff --git a/configure.ac b/configure.ac
index d92b527..12b7d23 100644
--- a/configure.ac
+++ b/configure.ac
@@ -86,6 +86,7 @@ AC_ARG_ENABLE([static-uinput],
[enable_static_uinput="no"])
PKG_CHECK_MODULES([GLIB2], [glib-2.0 >= 2.34])
+PKG_CHECK_MODULES(GOBJECT2, [gobject-2.0])
PKG_CHECK_MODULES(X, [xfixes xrandr >= 1.3 xinerama x11])
PKG_CHECK_MODULES(SPICE, [spice-protocol >= 0.12.13])
PKG_CHECK_MODULES(ALSA, [alsa >= 1.0.22])
diff --git a/src/vdagent/vdagent.c b/src/vdagent/vdagent.c
index 1f44728..462b5fe 100644
--- a/src/vdagent/vdagent.c
+++ b/src/vdagent/vdagent.c
@@ -37,16 +37,13 @@
#include <glib.h>
#include <poll.h>
-#include "udscs.h"
#include "vdagentd-proto.h"
#include "vdagentd-proto-strings.h"
#include "audio.h"
-#include "x11.h"
-#include "file-xfers.h"
+#include "vdagent.h"
+
+G_DEFINE_TYPE (VDAgent, vdagent, G_TYPE_OBJECT);
-static struct vdagent_x11 *x11 = NULL;
-static struct vdagent_file_xfers *vdagent_file_xfers = NULL;
-static struct udscs_connection *client = NULL;
static int quit = 0;
static int version_mismatch = 0;
@@ -90,7 +87,7 @@ static GOptionEntry entries[] = {
* Return path where transferred files should be stored.
* Returned path should not be freed or modified.
**/
-static const gchar *xfer_get_download_directory(void)
+static const gchar *xfer_get_download_directory(VDAgent *agent)
{
if (fx_dir != NULL) {
if (!strcmp(fx_dir, "xdg-desktop"))
@@ -101,7 +98,7 @@ static const gchar *xfer_get_download_directory(void)
return fx_dir;
}
- return g_get_user_special_dir(vdagent_x11_has_icons_on_desktop(x11) ?
+ return g_get_user_special_dir(vdagent_x11_has_icons_on_desktop(agent->x11) ?
G_USER_DIRECTORY_DESKTOP :
G_USER_DIRECTORY_DOWNLOAD);
}
@@ -110,63 +107,64 @@ static const gchar *xfer_get_download_directory(void)
* vdagent_init_file_xfer
*
* Initialize handler for file xfer,
- * return TRUE on success (vdagent_file_xfers is not NULL).
+ * return TRUE on success (agent->xfers is not NULL).
**/
-static gboolean vdagent_init_file_xfer(void)
+static gboolean vdagent_init_file_xfer(VDAgent *agent)
{
const gchar *xfer_dir;
- if (vdagent_file_xfers != NULL) {
+ if (agent->xfers != NULL) {
syslog(LOG_DEBUG, "File-xfer already initialized");
return TRUE;
}
- xfer_dir = xfer_get_download_directory();
+ xfer_dir = xfer_get_download_directory(agent);
if (xfer_dir == NULL) {
syslog(LOG_WARNING,
"warning could not get file xfer save dir, "
"file transfers will be disabled");
- vdagent_file_xfers = NULL;
return FALSE;
}
if (fx_open_dir == -1)
- fx_open_dir = !vdagent_x11_has_icons_on_desktop(x11);
+ fx_open_dir = !vdagent_x11_has_icons_on_desktop(agent->x11);
- vdagent_file_xfers = vdagent_file_xfers_create(client, xfer_dir,
- fx_open_dir, debug);
- return (vdagent_file_xfers != NULL);
+ agent->xfers = vdagent_file_xfers_create(agent->conn, xfer_dir,
+ fx_open_dir, debug);
+ return (agent->xfers != NULL);
}
-static gboolean vdagent_finalize_file_xfer(void)
+static gboolean vdagent_finalize_file_xfer(VDAgent *agent)
{
- if (vdagent_file_xfers == NULL)
+ if (agent->xfers == NULL)
return FALSE;
- g_clear_pointer(&vdagent_file_xfers, vdagent_file_xfers_destroy);
+ g_clear_pointer(&agent->xfers, vdagent_file_xfers_destroy);
return TRUE;
}
static void daemon_read_complete(struct udscs_connection **connp,
struct udscs_message_header *header, uint8_t *data)
{
+ VDAgent *agent = udscs_get_user_data(*connp);
+
switch (header->type) {
case VDAGENTD_MONITORS_CONFIG:
- vdagent_x11_set_monitor_config(x11, (VDAgentMonitorsConfig *)data, 0);
+ vdagent_x11_set_monitor_config(agent->x11, (VDAgentMonitorsConfig *)data, 0);
break;
case VDAGENTD_CLIPBOARD_REQUEST:
- vdagent_x11_clipboard_request(x11, header->arg1, header->arg2);
+ vdagent_x11_clipboard_request(agent->x11, header->arg1, header->arg2);
break;
case VDAGENTD_CLIPBOARD_GRAB:
- vdagent_x11_clipboard_grab(x11, header->arg1, (uint32_t *)data,
+ vdagent_x11_clipboard_grab(agent->x11, header->arg1, (uint32_t *)data,
header->size / sizeof(uint32_t));
break;
case VDAGENTD_CLIPBOARD_DATA:
- vdagent_x11_clipboard_data(x11, header->arg1, header->arg2,
+ vdagent_x11_clipboard_data(agent->x11, header->arg1, header->arg2,
data, header->size);
break;
case VDAGENTD_CLIPBOARD_RELEASE:
- vdagent_x11_clipboard_release(x11, header->arg1);
+ vdagent_x11_clipboard_release(agent->x11, header->arg1);
break;
case VDAGENTD_VERSION:
if (strcmp((char *)data, VERSION) != 0) {
@@ -177,8 +175,8 @@ static void daemon_read_complete(struct udscs_connection **connp,
}
break;
case VDAGENTD_FILE_XFER_START:
- if (vdagent_file_xfers != NULL) {
- vdagent_file_xfers_start(vdagent_file_xfers,
+ if (agent->xfers != NULL) {
+ vdagent_file_xfers_start(agent->xfers,
(VDAgentFileXferStartMessage *)data);
} else {
vdagent_file_xfers_error_disabled(*connp,
@@ -186,8 +184,8 @@ static void daemon_read_complete(struct udscs_connection **connp,
}
break;
case VDAGENTD_FILE_XFER_STATUS:
- if (vdagent_file_xfers != NULL) {
- vdagent_file_xfers_status(vdagent_file_xfers,
+ if (agent->xfers != NULL) {
+ vdagent_file_xfers_status(agent->xfers,
(VDAgentFileXferStatusMessage *)data);
} else {
vdagent_file_xfers_error_disabled(*connp,
@@ -198,7 +196,7 @@ static void daemon_read_complete(struct udscs_connection **connp,
if (debug)
syslog(LOG_DEBUG, "Disabling file-xfers");
- vdagent_finalize_file_xfer();
+ vdagent_finalize_file_xfer(agent);
break;
case VDAGENTD_AUDIO_VOLUME_SYNC: {
VDAgentAudioVolumeSync *avs = (VDAgentAudioVolumeSync *)data;
@@ -210,8 +208,8 @@ static void daemon_read_complete(struct udscs_connection **connp,
break;
}
case VDAGENTD_FILE_XFER_DATA:
- if (vdagent_file_xfers != NULL) {
- vdagent_file_xfers_data(vdagent_file_xfers,
+ if (agent->xfers != NULL) {
+ vdagent_file_xfers_data(agent->xfers,
(VDAgentFileXferDataMessage *)data);
} else {
vdagent_file_xfers_error_disabled(*connp,
@@ -219,9 +217,9 @@ static void daemon_read_complete(struct udscs_connection **connp,
}
break;
case VDAGENTD_CLIENT_DISCONNECTED:
- vdagent_x11_client_disconnected(x11);
- if (vdagent_finalize_file_xfer()) {
- vdagent_init_file_xfer();
+ vdagent_x11_client_disconnected(agent->x11);
+ if (vdagent_finalize_file_xfer(agent)) {
+ vdagent_init_file_xfer(agent);
}
break;
default:
@@ -230,7 +228,7 @@ static void daemon_read_complete(struct udscs_connection **connp,
}
}
-static struct udscs_connection *client_setup_sync(void)
+static struct udscs_connection *client_setup_sync(VDAgent *agent)
{
struct udscs_connection *conn = NULL;
@@ -306,6 +304,43 @@ static int file_test(const char *path)
return stat(path, &buffer);
}
+static void vdagent_init(VDAgent *self)
+{
+}
+
+static void vdagent_finalize(GObject *gobject)
+{
+ VDAgent *self = VDAGENT(gobject);
+ vdagent_finalize_file_xfer(self);
+ vdagent_x11_destroy(self->x11, self->conn == NULL);
+ udscs_destroy_connection(&self->conn);
+
+ G_OBJECT_CLASS(vdagent_parent_class)->finalize(gobject);
+}
+
+static void vdagent_class_init(VDAgentClass *klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
+ gobject_class->finalize = vdagent_finalize;
+}
+
+static gboolean vdagent_init_sync(VDAgent *agent)
+{
+ agent->conn = client_setup_sync(agent);
+ if (agent->conn == NULL)
+ return FALSE;
+ udscs_set_user_data(agent->conn, agent);
+
+ agent->x11 = vdagent_x11_create(agent->conn, debug, x11_sync);
+ if (agent->x11 == NULL)
+ return FALSE;
+
+ if (!vdagent_init_file_xfer(agent))
+ syslog(LOG_WARNING, "File transfer is disabled");
+
+ return TRUE;
+}
+
int main(int argc, char *argv[])
{
fd_set readfds, writefds;
@@ -314,6 +349,7 @@ int main(int argc, char *argv[])
struct sigaction act;
GOptionContext *context;
GError *error = NULL;
+ VDAgent *agent;
context = g_option_context_new(NULL);
g_option_context_add_main_entries(context, entries, NULL);
@@ -362,20 +398,13 @@ reconnect:
execvp(argv[0], argv);
}
- client = client_setup_sync();
- if (client == NULL) {
- return 1;
+ agent = g_object_new(TYPE_VDAGENT, NULL);
+ agent->parent_socket = parent_socket;
+ if (!vdagent_init_sync(agent)) {
+ quit = 1;
+ goto end_main;
}
- x11 = vdagent_x11_create(client, debug, x11_sync);
- if (!x11) {
- udscs_destroy_connection(&client);
- return 1;
- }
-
- if (!vdagent_init_file_xfer())
- syslog(LOG_WARNING, "File transfer is disabled");
-
if (parent_socket) {
if (write(parent_socket, "OK", 2) != 2)
syslog(LOG_WARNING, "Parent already gone.");
@@ -383,12 +412,12 @@ reconnect:
parent_socket = 0;
}
- while (client && !quit) {
+ while (agent->conn && !quit) {
FD_ZERO(&readfds);
FD_ZERO(&writefds);
- nfds = udscs_client_fill_fds(client, &readfds, &writefds);
- x11_fd = vdagent_x11_get_fd(x11);
+ nfds = udscs_client_fill_fds(agent->conn, &readfds, &writefds);
+ x11_fd = vdagent_x11_get_fd(agent->x11);
FD_SET(x11_fd, &readfds);
if (x11_fd >= nfds)
nfds = x11_fd + 1;
@@ -402,13 +431,12 @@ reconnect:
}
if (FD_ISSET(x11_fd, &readfds))
- vdagent_x11_do_read(x11);
- udscs_client_handle_fds(&client, &readfds, &writefds);
+ vdagent_x11_do_read(agent->x11);
+ udscs_client_handle_fds(&agent->conn, &readfds, &writefds);
}
- vdagent_finalize_file_xfer();
- vdagent_x11_destroy(x11, client == NULL);
- udscs_destroy_connection(&client);
+end_main:
+ g_clear_object(&agent);
if (!quit && do_daemonize)
goto reconnect;
diff --git a/src/vdagent/vdagent.h b/src/vdagent/vdagent.h
new file mode 100644
index 0000000..8376315
--- /dev/null
+++ b/src/vdagent/vdagent.h
@@ -0,0 +1,54 @@
+/* vdagent.h
+
+ Copyright 2017 Red Hat, Inc.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __VDAGENT_H_
+#define __VDAGENT_H_
+
+#include <glib-object.h>
+#include "udscs.h"
+#include "x11.h"
+#include "file-xfers.h"
+
+G_BEGIN_DECLS
+
+#define TYPE_VDAGENT (vdagent_get_type ())
+#define VDAGENT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), TYPE_VDAGENT, VDAgent))
+#define VDAGENT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), TYPE_VDAGENT, VDAgentClass))
+#define IS_VDAGENT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), TYPE_VDAGENT))
+#define IS_VDAGENT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), TYPE_VDAGENT))
+#define VDAGENT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), TYPE_VDAGENT, VDAgentClass))
+
+typedef struct VDAgent {
+ GObject parent;
+
+ struct vdagent_x11 *x11;
+ struct vdagent_file_xfers *xfers;
+ struct udscs_connection *conn;
+
+ int parent_socket;
+} VDAgent;
+
+typedef struct VDAgentClass {
+ GObjectClass parent;
+} VDAgentClass;
+
+GType vdagent_get_type(void);
+
+G_END_DECLS
+
+#endif
--
2.13.6
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