C++ (Cpp) device_read_db示例

示例#1

文件： device-private.c 项目： torstehu/systemd

int device_get_devnode_gid(sd_device *device, gid_t *gid) {
        int r;

        assert(device);
        assert(gid);

        r = device_read_db(device);
        if (r < 0)
                return r;

        *gid = device->devgid;

        return 0;
}

示例#2

文件： device-private.c 项目： torstehu/systemd

int device_get_devnode_uid(sd_device *device, uid_t *uid) {
        int r;

        assert(device);
        assert(uid);

        r = device_read_db(device);
        if (r < 0)
                return r;

        *uid = device->devuid;

        return 0;
}

示例#3

文件： device-private.c 项目： torstehu/systemd

int device_get_devnode_mode(sd_device *device, mode_t *mode) {
        int r;

        assert(device);
        assert(mode);

        r = device_read_db(device);
        if (r < 0)
                return r;

        *mode = device->devmode;

        return 0;
}

示例#4

文件： device-private.c 项目： dvdhrm/systemd

int device_get_devnode_mode(sd_device *device, mode_t *mode) {
        int r;

        assert(device);

        r = device_read_db(device);
        if (r < 0)
                return r;

        if (device->devmode == (mode_t) -1)
                return -ENOENT;

        if (mode)
                *mode = device->devmode;

        return 0;
}

示例#5

文件： device-private.c 项目： dvdhrm/systemd

int device_get_devnode_gid(sd_device *device, gid_t *gid) {
        int r;

        assert(device);

        r = device_read_db(device);
        if (r < 0)
                return r;

        if (device->devgid == (gid_t) -1)
                return -ENOENT;

        if (gid)
                *gid = device->devgid;

        return 0;
}