libudev: udev_device - read "driver" value

[elogind.git] / udev / lib / libudev-device.c

diff --git a/udev/lib/libudev-device.c b/udev/lib/libudev-device.c
index 43ed2f3dbfd215d6b1923d1b55022a317356bcce..578afe7ec2d4e77bf707faed29da7063121a7417 100644 (file)
--- a/udev/lib/libudev-device.c
+++ b/udev/lib/libudev-device.c
@@ -41,6 +41,13 @@ struct udev_device {
        char *subsystem;
        struct list_head link_list;
        struct list_head env_list;
+       char *action;
+       char *driver;
+       char *devpath_old;
+       char *physdevpath;
+       int timeout;
+       dev_t devnum;
+       long long int seqnum;
 };
 
 struct udev_device *device_init(struct udev *udev)
@@ -187,6 +194,10 @@ void udev_device_unref(struct udev_device *udev_device)
        free(udev_device->subsystem);
        name_list_cleanup(udev_device->udev, &udev_device->link_list);
        name_list_cleanup(udev_device->udev, &udev_device->env_list);
+       free(udev_device->action);
+       free(udev_device->driver);
+       free(udev_device->devpath_old);
+       free(udev_device->physdevpath);
        info(udev_device->udev, "udev_device: %p released\n", udev_device);
        free(udev_device);
 }
@@ -333,6 +344,41 @@ int udev_device_get_properties(struct udev_device *udev_device,
        return count;
 }
 
+const char *udev_device_get_driver(struct udev_device *udev_device)
+{
+       char driver[NAME_SIZE];
+
+       if (udev_device == NULL)
+               return NULL;
+       if (udev_device->driver != NULL)
+               return udev_device->driver;
+       if (util_get_sys_driver(udev_device->udev, udev_device->devpath, driver, sizeof(driver)) < 2)
+               return NULL;
+       udev_device->driver = strdup(driver);
+       return udev_device->driver;
+}
+
+dev_t udev_device_get_devnum(struct udev_device *udev_device)
+{
+       if (udev_device == NULL)
+               return makedev(0, 0);
+       return udev_device->devnum;
+}
+
+const char *udev_device_get_action(struct udev_device *udev_device)
+{
+       if (udev_device == NULL)
+               return NULL;
+       return udev_device->action;
+}
+
+unsigned long long int udev_device_get_seqnum(struct udev_device *udev_device)
+{
+       if (udev_device == NULL)
+               return 0;
+       return udev_device->seqnum;
+}
+
 int device_set_devpath(struct udev_device *udev_device, const char *devpath)
 {
        if (asprintf(&udev_device->syspath, "%s%s", udev_get_sys_path(udev_device->udev), devpath) < 0)
@@ -370,3 +416,74 @@ int device_add_property(struct udev_device *udev_device, const char *property)
                return -ENOMEM;
        return 0;
 }
+
+int device_set_action(struct udev_device *udev_device, const char *action)
+{
+       udev_device->action = strdup(action);
+       if (udev_device->action == NULL)
+               return -ENOMEM;
+       return 0;
+}
+
+int device_set_driver(struct udev_device *udev_device, const char *driver)
+{
+       udev_device->driver = strdup(driver);
+       if (udev_device->driver == NULL)
+               return -ENOMEM;
+       return 0;
+}
+
+const char *device_get_devpath_old(struct udev_device *udev_device)
+{
+       if (udev_device == NULL)
+               return NULL;
+       return udev_device->devpath_old;
+}
+
+int device_set_devpath_old(struct udev_device *udev_device, const char *devpath_old)
+{
+       udev_device->devpath_old = strdup(devpath_old);
+       if (udev_device->devpath_old == NULL)
+               return -ENOMEM;
+       return 0;
+}
+
+const char *device_get_physdevpath(struct udev_device *udev_device)
+{
+       if (udev_device == NULL)
+               return NULL;
+       return udev_device->physdevpath;
+}
+
+int device_set_physdevpath(struct udev_device *udev_device, const char *physdevpath)
+{
+       udev_device->physdevpath = strdup(physdevpath);
+       if (udev_device->physdevpath == NULL)
+               return -ENOMEM;
+       return 0;
+}
+
+int device_get_timeout(struct udev_device *udev_device)
+{
+       if (udev_device == NULL)
+               return -1;
+       return udev_device->timeout;
+}
+
+int device_set_timeout(struct udev_device *udev_device, int timeout)
+{
+       udev_device->timeout = timeout;
+       return 0;
+}
+
+int device_set_seqnum(struct udev_device *udev_device, unsigned long long int seqnum)
+{
+       udev_device->seqnum = seqnum;
+       return 0;
+}
+
+int device_set_devnum(struct udev_device *udev_device, dev_t devnum)
+{
+       udev_device->devnum = devnum;
+       return 0;
+}