X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;ds=sidebyside;f=udev_db.c;h=4515998fcd8c311fa950f63142269567c5d939cf;hb=4e05e4238b2cb63eb3f3cd51cf76f136fa684f2e;hp=df63bbe2ce147690a16d585382a16c9b2f308b85;hpb=8f2f6e426fc4cc1fa39b864a1792428a4269b751;p=elogind.git

diff --git a/udev_db.c b/udev_db.c
index df63bbe2c..4515998fc 100644
--- a/udev_db.c
+++ b/udev_db.c
@@ -179,7 +179,7 @@ int udev_db_get_device_by_devpath(struct udevice *udev, const char *devpath)
 	return parse_db_file(udev, filename);
 }
 
-int udev_db_get_device_byname(struct udevice *udev, const char *name)
+int udev_db_get_device_by_name(struct udevice *udev, const char *name)
 {
 	struct dirent *ent;
 	DIR *dir;
@@ -239,3 +239,38 @@ found:
 
 	return 0;
 }
+
+int udev_db_call_foreach(int (*handler_function)(struct udevice *udev))
+{
+	struct dirent *ent;
+	DIR *dir;
+	char filename[NAME_SIZE];
+	struct udevice db_udev;
+
+	dir = opendir(udev_db_path);
+	if (dir == NULL) {
+		dbg("unable to udev db '%s'", udev_db_path);
+		return -1;
+	}
+
+	while (1) {
+		ent = readdir(dir);
+		if (ent == NULL || ent->d_name[0] == '\0')
+			break;
+
+		if (ent->d_name[0] == '.')
+			continue;
+
+		snprintf(filename, NAME_SIZE, "%s/%s", udev_db_path, ent->d_name);
+		filename[NAME_SIZE-1] = '\0';
+
+		memset(&db_udev, 0x00, sizeof(struct udevice));
+		if (parse_db_file(&db_udev, filename) == 0) {
+			if (handler_function(&db_udev) != 0)
+				break;
+		}
+	}
+
+	closedir(dir);
+	return 0;
+}