OdevAttribute: Add config_odev_get_attribute helper

Add a config_odev_get_attribute helper, and replace the diy looping over all
the attributes done in various places with calls to this helper.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net>

1 files changed, 24 insertions, 0 deletions

diff --git a/config/config.c b/config/config.c
index 760cf193a..088bd5ac2 100644
--- a/config/config.c
+++ b/config/config.c
@@ -145,6 +145,18 @@ config_odev_free_attribute_list(struct OdevAttributes *attribs)
     free(attribs);
 }
 
+static struct OdevAttribute *
+config_odev_find_attribute(struct OdevAttributes *attribs, int attrib_id)
+{
+    struct OdevAttribute *oa;
+
+    xorg_list_for_each_entry(oa, &attribs->list, member) {
+        if (oa->attrib_id == attrib_id)
+          return oa;
+    }
+    return NULL;
+}
+
 Bool
 config_odev_add_attribute(struct OdevAttributes *attribs, int attrib,
                           const char *attrib_name)
@@ -161,6 +173,18 @@ config_odev_add_attribute(struct OdevAttributes *attribs, int attrib,
     return TRUE;
 }
 
+char *
+config_odev_get_attribute(struct OdevAttributes *attribs, int attrib_id)
+{
+    struct OdevAttribute *oa;
+
+    oa = config_odev_find_attribute(attribs, attrib_id);
+    if (!oa)
+        return NULL;
+
+    return oa->attrib_name;
+}
+
 void
 config_odev_free_attributes(struct OdevAttributes *attribs)
 {