feat(): 添加电源管理禁止锁屏,取消锁屏接口

debian/control

@@ -28,6 +28,7 @@ Depends:  ${shlibs:Depends},
         libkysdk-disk,
         libkysdk-sysinfo,
         libkysdk-systime,
+        libkysdk-powermanagement,
         systemd,
         libkylin-activation,
         libglib2.0-0
@@ -44,7 +45,8 @@ Depends:  ${shlibs:Depends},
         libkysdk-sysinfo-dev,
         libkysdk-systime-dev,
         libkysdk-sysinfo-dev,
-        libkysdk-filesystem-dev
+        libkysdk-filesystem-dev,
+        libkysdk-powermanagement-dev
 Multi-Arch: same
 Description: 麒麟开发者套件 - 系统层套件 - 开发库，提供系统信息、磁盘信息、系统时间等API与服务
 
@@ -205,4 +207,19 @@ Depends:  ${shlibs:Depends},
 Multi-Arch: same
 Description: 运行时信息获取库 - 开发库
 
+Package: libkysdk-powermanagement
+Architecture: any
+Section: utils
+Depends: ${shlibs:Depends},
+         ${misc:Depends}
+Multi-Arch: same
+Description: 电源管理库
 
+Package: libkysdk-powermanagement-dev
+Architecture: any
+Section: utils
+Depends: ${shlibs:Depends},
+         ${misc:Depends},
+         libkysdk-powermanagement
+Multi-Arch: same
+Description: 电源管理 - 开发库

debian/libkysdk-powermanagement-dev.install

@@ -0,0 +1,2 @@
+src/powermanagement/libkylockscreen.h /usr/include/kysdk/kysdk-system/
+development-files/kysdk-powermanagement.pc /usr/share/pkgconfig/

debian/libkysdk-powermanagement.install

@@ -0,0 +1 @@
+usr/lib/kysdk/kysdk-system/libkypowermanagement.so

development-files/kysdk-powermanagement.pc

@@ -0,0 +1,6 @@
+Name: libkysdk-powermanagement
+Description: kysdk system layer powermanagement component
+Requires: kysdk-log kysdk-utils libudev blkid
+Version: 1.0.0
+Libs: -L/usr/lib/kysdk/kysdk-system/ -libkypowermanagement -Wl,-rpath=/usr/lib/kysdk/kysdk-system/
+Cflags: -I/usr/include/kysdk/kysdk-system/

src/CMakeLists.txt

@@ -5,3 +5,4 @@ add_subdirectory(hardware)
 add_subdirectory(proc)
 add_subdirectory(packages)
 add_subdirectory(filesystem)
+add_subdirectory(powermanagement)

src/powermanagement/CMakeLists.txt

@@ -0,0 +1,25 @@
+cmake_minimum_required(VERSION 3.5)
+
+project(kypowermanagement LANGUAGES CXX)
+
+set(POWERMANAGEMENT_TOP_DIR ${CMAKE_CURRENT_LIST_DIR})
+
+add_library(${PROJECT_NAME} SHARED)
+
+target_compile_options(${PROJECT_NAME} PRIVATE -Wall -g)
+target_compile_features(${PROJECT_NAME} PRIVATE cxx_std_11)
+
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(DBUS-1 dbus-1)
+target_include_directories(${PROJECT_NAME} PRIVATE ${DBUS-1_INCLUDE_DIRS})
+target_link_directories(${PROJECT_NAME} PRIVATE ${DBUS-1_LIBRARY_DIRS})
+target_link_libraries(${PROJECT_NAME} PRIVATE ${DBUS-1_LIBRARIES})
+
+set(SRCS 
+    "${POWERMANAGEMENT_TOP_DIR}/lockscreen.cpp"
+    "${POWERMANAGEMENT_TOP_DIR}/libkylockscreen.cpp")
+
+target_include_directories(${PROJECT_NAME} PRIVATE ${POWERMANAGEMENT_TOP_DIR})
+target_sources(${PROJECT_NAME} PRIVATE ${SRCS})
+
+install(TARGETS ${PROJECT_NAME} DESTINATION lib/kysdk/kysdk-system)

src/powermanagement/libkylockscreen.cpp

@@ -0,0 +1,20 @@
+#include "lockscreen.h"
+#include "libkylockscreen.h"
+
+uint32_t kdk_set_inhibit_lockscreen(const char *appName , const char *reason)
+{
+    kdk::LockScreen lockScreen;
+    return lockScreen.setInhibitLockScreen(appName , reason);
+}
+
+int kdk_un_inhibit_lockscreen(uint32_t flag)
+{
+    kdk::LockScreen lockScreen;
+    if (lockScreen.unInhibitLockScreen(flag)) {
+        return 0;
+    } else {
+        return -1;
+    }
+
+    return -1;
+}

src/powermanagement/libkylockscreen.h

@@ -0,0 +1,35 @@
+#ifndef POWERMANAGEMENT_LIBKYLOCKSCREEN_H_
+#define POWERMANAGEMENT_LIBKYLOCKSCREEN_H_
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/**
+ * @brief 设置禁止锁屏 
+ * 
+ * @param appName : 应用名
+ * @param reason : 禁止锁屏原因
+ * 
+ * @return 0 : 失败 , >0 : 成功
+ */
+extern uint32_t kdk_set_inhibit_lockscreen(const char *appName , const char *reason);
+
+/**
+ * @brief 取消禁止锁屏 
+ * 
+ * @param flag : 禁止锁屏接口的返回值
+ * 
+ * @retval 0 : 成功
+ * @retval -1 : 失败
+ */
+extern int kdk_un_inhibit_lockscreen(uint32_t flag);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

src/powermanagement/lockscreen.cpp

@@ -0,0 +1,159 @@
+#include <iostream>
+
+#include <dbus-1.0/dbus/dbus.h>
+
+#include "lockscreen.h"
+
+namespace kdk
+{
+namespace
+{
+constexpr char dbusServiceName[] = "org.gnome.SessionManager";
+constexpr char dbusObjectPath[] = "/org/gnome/SessionManager";
+constexpr char dbusInterfaceName[] = "org.gnome.SessionManager";
+constexpr char dbusInhibitLockScreenMethod[] = "Inhibit";
+constexpr char dbusUnInhibitLockScreenMethod[] = "Uninhibit";
+}
+
+LockScreen::LockScreen() = default;
+
+LockScreen::~LockScreen() = default;
+
+uint32_t LockScreen::setInhibitLockScreen(std::string appName , std::string reason)
+{
+    if (!appName.size() || !reason.size()) {
+        return 0;
+    }
+
+    DBusConnection *conn;
+    DBusError error;
+
+    dbus_error_init(&error);
+
+    conn = dbus_bus_get(DBUS_BUS_SESSION , &error);
+    if (dbus_error_is_set(&error)) {
+        std::cout << "kdk : d-bus connect fail !";
+        return 0;
+    }
+
+    if (conn == NULL) {
+        return 0;
+    }
+
+    DBusMessage *sendMsg = NULL;
+    DBusPendingCall *sendMsgPending = NULL;
+    DBusMessage *replyMsg = NULL;
+
+    sendMsg = dbus_message_new_method_call(dbusServiceName , dbusObjectPath , dbusInterfaceName , dbusInhibitLockScreenMethod);
+    const char *tmpAppName = appName.c_str();
+    dbus_int32_t topLevel = 0;
+    const char *tmpReason = reason.c_str();
+    dbus_int32_t flags = 8;
+    if (!dbus_message_append_args(sendMsg , DBUS_TYPE_STRING , &tmpAppName , DBUS_TYPE_UINT32 , &topLevel , DBUS_TYPE_STRING , &tmpReason , DBUS_TYPE_UINT32 , &flags , DBUS_TYPE_INVALID)) {
+        std::cout << "kdk : d-bus append args fail " << std::endl;
+        return 0;
+    }
+
+    if (!dbus_connection_send_with_reply(conn , sendMsg , &sendMsgPending , -1)) {
+        std::cout << "kdk : d-bus send message fail" << std::endl;
+        return 0;
+    }
+
+    if (sendMsgPending == NULL) {
+        std::cout << "kdk : d-bus pending message is NULL" << std::endl;
+        return 0;
+    }
+
+    dbus_connection_flush(conn);
+
+    if (sendMsg) {
+        dbus_message_unref(sendMsg);
+    }
+
+    dbus_pending_call_block(sendMsgPending);
+    replyMsg = dbus_pending_call_steal_reply(sendMsgPending);
+    if (replyMsg == NULL) {
+        std::cout << "kdk : get reply message fail" << std::endl;
+        return 0;
+    }
+
+    if (sendMsgPending) {
+        dbus_pending_call_unref(sendMsgPending);
+    }
+
+    DBusMessageIter args;
+    uint32_t ret = 0;
+
+    if (!dbus_message_iter_init(replyMsg , &args)) {
+        dbus_message_unref(replyMsg);
+        std::cout << "kdk : d-bus reply message fail!" << std::endl;
+        return 0;
+    } else {
+        dbus_message_iter_get_basic(&args , &ret);
+    }
+
+    if (replyMsg) {
+        dbus_message_unref(replyMsg);
+    }
+
+    if (ret) {
+        return ret;
+    }
+
+    return 0;
+}
+
+bool LockScreen::unInhibitLockScreen(uint32_t flag)
+{
+    if (!flag) {
+        return false;
+    }
+
+    DBusConnection *conn;
+    DBusError error;
+
+    dbus_error_init(&error);
+
+    conn = dbus_bus_get(DBUS_BUS_SESSION , &error);
+    if (dbus_error_is_set(&error)) {
+        std::cout << "kdk : d-bus connect fail !";
+        return false;
+    }
+
+    if (conn == NULL) {
+        return false;
+    }
+
+    DBusMessage *sendMsg = NULL;
+    DBusPendingCall *sendMsgPending = NULL;
+
+    sendMsg = dbus_message_new_method_call(dbusServiceName , dbusObjectPath , dbusInterfaceName , dbusUnInhibitLockScreenMethod);
+    if (!dbus_message_append_args(sendMsg , DBUS_TYPE_UINT32 , &flag)) {
+        std::cout << "kdk : d-bus append args fail " << std::endl;
+        return false;
+    }
+
+    if (!dbus_connection_send_with_reply(conn , sendMsg , &sendMsgPending , -1)) {
+        std::cout << "kdk : d-bus send message fail" << std::endl;
+        return false;
+    }
+
+    if (sendMsgPending == NULL) {
+        std::cout << "kdk : d-bus pending message is NULL" << std::endl;
+        return false;
+    }
+
+    dbus_connection_flush(conn);
+
+    if (sendMsg) {
+        dbus_message_unref(sendMsg);
+    }
+
+    if (sendMsgPending) {
+        dbus_pending_call_unref(sendMsgPending);
+    }
+
+    return true;
+}
+
+}

src/powermanagement/lockscreen.h

@@ -0,0 +1,33 @@
+#include <stdint.h>
+#include <string>
+
+namespace kdk
+{
+
+class LockScreen
+{
+public:
+    LockScreen();
+    ~LockScreen();
+
+    /**
+     * @brief 设置禁止锁屏
+     * 
+     * @param appName : 应用名
+     * @param reason : 原因描述 
+     * 
+     * @return 标记
+     */
+    uint32_t setInhibitLockScreen(std::string appName , std::string reason);
+
+    /**
+     * @brief 取消禁止锁屏
+     * 
+     * @param flag : 禁止锁屏接口返回来的标记
+     * 
+     * @return true : 成功 , false : 失败
+     */
+    bool unInhibitLockScreen(uint32_t flag);
+};
+
+}

src/powermanagement/test/testlockscreen/main.c

@@ -0,0 +1,20 @@
+#include <libkylockscreen.h>
+
+int main(void)
+{
+    char appName[] = "test-package";
+    char reason[] = "test-reason";
+
+    uint32_t flag;
+    if ((flag = kdk_set_inhibit_lockscreen(appName , reason)) == 0) {
+        printf("set inhibit lock screen fail !\n");
+        return -1;
+    }
+
+    if (kdk_un_inhibit_lockscreen(flag)) {
+        printf("un inhibit lock screen fail !\n");
+        return -1;
+    }
+
+    return 0;
+}