forked from enlightenment/enlightenment
232 lines
5.1 KiB
C
232 lines
5.1 KiB
C
#include "e.h"
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#include "e_mod_main.h"
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#include "e_mod_dbus.h"
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static const char E_FILEMAN_BUS_NAME[] = "org.enlightenment.FileManager";
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static const char E_FILEMAN_INTERFACE[] = "org.enlightenment.FileManager";
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static const char E_FILEMAN_ERROR[] = "org.enlightenment.FileManager.Error";
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static const char E_FILEMAN_PATH[] = "/org/enlightenment/FileManager";
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typedef struct _E_Fileman_DBus_Daemon E_Fileman_DBus_Daemon;
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struct _E_Fileman_DBus_Daemon
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{
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E_DBus_Connection *conn;
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E_DBus_Interface *iface;
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E_DBus_Object *obj;
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struct {
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DBusPendingCall *request_name;
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} pending;
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};
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static DBusMessage *
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_e_fileman_dbus_daemon_error(DBusMessage *message, const char *msg)
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{
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return dbus_message_new_error(message, E_FILEMAN_ERROR, msg);
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}
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static void
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_e_fileman_dbus_daemon_object_init(E_Fileman_DBus_Daemon *d)
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{
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if (d->obj)
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return;
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d->obj = e_dbus_object_add(d->conn, E_FILEMAN_PATH, d);
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if (!d->obj)
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{
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fprintf(stderr, "ERROR: cannot add object to %s\n", E_FILEMAN_PATH);
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return;
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}
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e_dbus_object_interface_attach(d->obj, d->iface);
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}
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static void
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_e_fileman_dbus_daemon_free(E_Fileman_DBus_Daemon *d)
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{
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if (d->pending.request_name)
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dbus_pending_call_cancel(d->pending.request_name);
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if (d->obj)
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{
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e_dbus_object_interface_detach(d->obj, d->iface);
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e_dbus_object_free(d->obj);
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}
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if (d->iface)
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e_dbus_interface_unref(d->iface);
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if (d->conn)
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e_dbus_connection_close(d->conn);
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free(d);
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}
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DBusMessage *
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_e_fileman_dbus_daemon_open_directory_cb(E_DBus_Object *obj, DBusMessage *message)
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{
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DBusMessageIter itr;
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const char *directory = NULL, *p;
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char *dev;
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E_Zone *zone;
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dbus_message_iter_init(message, &itr);
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dbus_message_iter_get_basic(&itr, &directory);
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if ((!directory) || (directory[0] == '\0'))
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return _e_fileman_dbus_daemon_error(message, "no directory provided.");
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if (strncmp(directory, "file://", sizeof("file://") - 1) == 0)
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directory += sizeof("file://") - 1;
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zone = e_util_zone_current_get(e_manager_current_get());
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if (!zone)
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return _e_fileman_dbus_daemon_error(message, "could not find a zone.");
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p = strchr(directory, '/');
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if (p)
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{
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int len = p - directory + 1;
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dev = malloc(len + 1);
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if (!dev)
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return _e_fileman_dbus_daemon_error
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(message, "could not allocate memory.");
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memcpy(dev, directory, len);
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dev[len] = '\0';
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if ((dev[0] != '/') && (dev[0] != '~'))
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dev[len - 1] = '\0'; /* remove trailing '/' */
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directory += p - directory;
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}
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else
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{
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dev = strdup(directory);
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directory = "/";
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}
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e_fwin_new(zone->container, dev, directory);
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free(dev);
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return dbus_message_new_method_return(message);
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}
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static void
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_e_fileman_dbus_daemon_request_name_cb(void *data, DBusMessage *msg, DBusError *err)
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{
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E_Fileman_DBus_Daemon *d = data;
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dbus_uint32_t ret;
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DBusError new_err;
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d->pending.request_name = NULL;
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if (dbus_error_is_set(err))
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{
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fprintf(stderr, "ERROR: FILEMAN: RequestName failed: %s\n",
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err->message);
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dbus_error_free(err);
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return;
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}
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dbus_error_init(&new_err);
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dbus_message_get_args(msg, &new_err, DBUS_TYPE_UINT32, &ret,
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DBUS_TYPE_INVALID);
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if (dbus_error_is_set(&new_err))
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{
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fprintf(stderr,
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"ERROR: FILEMAN: could not get arguments of RequestName: %s\n",
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new_err.message);
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dbus_error_free(&new_err);
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return;
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}
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switch (ret)
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{
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case DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER:
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case DBUS_REQUEST_NAME_REPLY_ALREADY_OWNER:
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_e_fileman_dbus_daemon_object_init(d);
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break;
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case DBUS_REQUEST_NAME_REPLY_IN_QUEUE:
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//XXX mark daemon as queued?
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break;
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case DBUS_REQUEST_NAME_REPLY_EXISTS:
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//XXX exit?
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break;
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}
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}
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static E_Fileman_DBus_Daemon *
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_e_fileman_dbus_daemon_new(void)
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{
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E_Fileman_DBus_Daemon *d;
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d = calloc(1, sizeof(*d));
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if (!d)
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{
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perror("ERROR: FILEMAN: cannot allocate fileman dbus daemon memory.");
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return NULL;
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}
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d->conn = e_dbus_bus_get(DBUS_BUS_SESSION);
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if (!d->conn)
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goto error;
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d->iface = e_dbus_interface_new(E_FILEMAN_INTERFACE);
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if (!d->iface)
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goto error;
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d->pending.request_name = e_dbus_request_name
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(d->conn, E_FILEMAN_BUS_NAME, DBUS_NAME_FLAG_REPLACE_EXISTING,
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_e_fileman_dbus_daemon_request_name_cb, d);
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if (!d->pending.request_name)
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goto error;
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const struct {
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const char *method;
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const char *signature;
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const char *ret_signature;
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E_DBus_Method_Cb func;
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} *itr, desc[] = {
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{"OpenDirectory", "s", "", _e_fileman_dbus_daemon_open_directory_cb},
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{NULL}
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};
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for (itr = desc; itr->method != NULL; itr++)
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e_dbus_interface_method_add
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(d->iface, itr->method, itr->signature, itr->ret_signature, itr->func);
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return d;
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error:
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fprintf(stderr, "ERROR: FILEMAN: failed to create daemon at %p\n", d);
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_e_fileman_dbus_daemon_free(d);
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return NULL;
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}
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static E_Fileman_DBus_Daemon *_daemon = NULL;
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void
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e_fileman_dbus_init(void)
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{
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if (_daemon)
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return;
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e_dbus_init();
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_daemon = _e_fileman_dbus_daemon_new();
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}
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void
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e_fileman_dbus_shutdown(void)
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{
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if (!_daemon)
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return;
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_e_fileman_dbus_daemon_free(_daemon);
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_daemon = NULL;
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e_dbus_shutdown();
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}
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