diff options
| -rw-r--r-- | hw/systemd.c | 177 | ||||
| -rw-r--r-- | hw/systemd.h | 37 |
2 files changed, 0 insertions, 214 deletions
diff --git a/hw/systemd.c b/hw/systemd.c deleted file mode 100644 index 97d32ce..0000000 --- a/hw/systemd.c +++ /dev/null @@ -1,177 +0,0 @@ -/* - * libdevice-node - * - * Copyright (c) 2015 Samsung Electronics Co., Ltd. - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include <errno.h> -#include <stdio.h> -#include <string.h> -#include <stdint.h> -#include <stdbool.h> -#include <hw/systemd.h> -#include <systemd/sd-bus.h> - -#define SYSTEMD_DBUS_SERVICE "org.freedesktop.systemd1" -#define SYSTEMD_DBUS_PATH "/org/freedesktop/systemd1" -#define SYSTEMD_DBUS_MANAGER_IFACE "org.freedesktop.systemd1.Manager" - -#define SYSTEMD_SOCKET_SUFFIX ".socket" -#define MAX_SOCKET_NAME 1024 - -#define SYSTEMD_SERVICE_SUFFIX ".service" -#define MAX_SERVICE_NAME 1024 - -#ifndef EXPORT -#define EXPORT __attribute__ ((visibility("default"))) -#endif - -struct bus_ctx { - const char *unit; - sd_event *loop; -}; - -static int socket_started(sd_bus_message *m, void *userdata, - sd_bus_error *ret_error) -{ - struct bus_ctx *ctx = userdata; - char *signal_unit; - int ret; - - ret = sd_bus_message_read(m, "uoss", NULL, NULL, &signal_unit, NULL); - if (ret < 0) { - sd_event_exit(ctx->loop, ret); - return 0; - } - - if (!strcmp(signal_unit, ctx->unit)) - sd_event_exit(ctx->loop, 0); - - return 0; -} - -static int systemd_unit_interface_sync(const char *method, const char *unit, - bool wait) -{ - sd_bus *bus = NULL; - sd_event *loop = NULL; - struct bus_ctx ctx; - int ret; - - ret = sd_bus_open_system(&bus); - if (ret < 0) - return ret; - - if (wait) { - ret = sd_event_new(&loop); - if (ret < 0) - goto unref_bus; - - ctx.loop = loop; - ctx.unit = unit; - - ret = sd_bus_attach_event(bus, loop, SD_EVENT_PRIORITY_NORMAL); - if (ret < 0) - goto unref_loop; - - ret = sd_bus_add_match(bus, NULL, - "type='signal'," - "sender='" SYSTEMD_DBUS_SERVICE "'," - "interface='" SYSTEMD_DBUS_MANAGER_IFACE "'," - "member='JobRemoved'," - "path_namespace='" SYSTEMD_DBUS_PATH "'", - socket_started, - &ctx); - if (ret < 0) - goto unref_loop; - } - - - ret = sd_bus_call_method(bus, - SYSTEMD_DBUS_SERVICE, - SYSTEMD_DBUS_PATH, - SYSTEMD_DBUS_MANAGER_IFACE, - method, - NULL, - NULL, - "ss", - unit, - "replace"); - if (ret < 0) - goto unref_loop; - - if (wait) - ret = sd_event_loop(loop); - -unref_loop: - if (wait) - sd_event_unref(loop); -unref_bus: - sd_bus_unref(bus); - return ret; -} - -EXPORT int systemd_start_service(const char *service_name) -{ - char unit[MAX_SERVICE_NAME]; - int ret; - - ret = snprintf(unit, sizeof(unit), "%s" SYSTEMD_SERVICE_SUFFIX, - service_name); - if (ret < 0 || ret >= sizeof(unit)) - return -ENAMETOOLONG; - - return systemd_unit_interface_sync("StartUnit", unit, true); -} - -EXPORT int systemd_stop_service(const char *service_name) -{ - char unit[MAX_SERVICE_NAME]; - int ret; - - ret = snprintf(unit, sizeof(unit), "%s" SYSTEMD_SERVICE_SUFFIX, - service_name); - if (ret < 0 || ret >= sizeof(unit)) - return -ENAMETOOLONG; - - return systemd_unit_interface_sync("StopUnit", unit, false); -} - -EXPORT int systemd_start_socket(const char *socket_name) -{ - char unit[MAX_SOCKET_NAME]; - int ret; - - ret = snprintf(unit, sizeof(unit), "%s" SYSTEMD_SOCKET_SUFFIX, - socket_name); - if (ret < 0 || ret >= sizeof(unit)) - return -ENAMETOOLONG; - - - return systemd_unit_interface_sync("StartUnit", unit, true); -} - -EXPORT int systemd_stop_socket(const char *socket_name) -{ - char unit[MAX_SOCKET_NAME]; - int ret; - - ret = snprintf(unit, sizeof(unit), "%s" SYSTEMD_SOCKET_SUFFIX, - socket_name); - if (ret < 0 || ret >= sizeof(unit)) - return -ENAMETOOLONG; - - return systemd_unit_interface_sync("StopUnit", unit, false); -} diff --git a/hw/systemd.h b/hw/systemd.h deleted file mode 100644 index 28ce944..0000000 --- a/hw/systemd.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * libdevice-node - * - * Copyright (c) 2015 Samsung Electronics Co., Ltd. - * - * Licensed under the Apache License, Version 2.0 (the License); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - - -#ifndef __HW_SYSTEMD_H__ -#define __HW_SYSTEMD_H__ - -#ifdef __cplusplus -extern "C" { -#endif - -int systemd_start_service(const char *service_name); -int systemd_stop_service(const char *service_name); -int systemd_start_socket(const char *socket_name); -int systemd_stop_socket(const char *socket_name); - -#ifdef __cplusplus -} -#endif /* __cplusplus */ - -#endif /* __HW_SYSTEMD_H__ */ - |