X-Git-Url: https://git.reactos.org/?p=reactos.git;a=blobdiff_plain;f=reactos%2Fdll%2Fappcompat%2Fapphelp%2Fsdbapi.c;h=38ff2dab35b6203fb2b25a4d0c0f4eb3e2f2dfe6;hp=04a56624708e56f1a6e1fbd4c21ebbdc05cb9653;hb=22ba0b5aa5757ed153edb127c02f5b3d360cbb4a;hpb=705f7ce49e32eda22c1725abe83201a40d0daae2;ds=sidebyside

diff --git a/reactos/dll/appcompat/apphelp/sdbapi.c b/reactos/dll/appcompat/apphelp/sdbapi.c
index 04a56624708..38ff2dab35b 100644
--- a/reactos/dll/appcompat/apphelp/sdbapi.c
+++ b/reactos/dll/appcompat/apphelp/sdbapi.c
@@ -425,7 +425,7 @@ PDB WINAPI SdbOpenDatabase(LPCWSTR path, PATH_TYPE type)
     if (!db)
         return NULL;
 
-    if (major != 2)
+    if (major != 2 && major != 3)
     {
         SdbCloseDatabase(db);
         SHIM_ERR("Invalid shim database version\n");
@@ -563,6 +563,67 @@ BOOL WINAPI SdbGetDatabaseVersion(LPCWSTR database, PDWORD VersionHi, PDWORD Ver
 }
 
 
+/**
+ * Find the first named child tag.
+ *
+ * @param [in]  database    The database.
+ * @param [in]  root        The tag to start at
+ * @param [in]  find        The tag type to find
+ * @param [in]  nametag     The child of 'find' that contains the name
+ * @param [in]  find_name   The name to find
+ *
+ * @return  The found tag, or TAGID_NULL on failure
+ */
+TAGID WINAPI SdbFindFirstNamedTag(PDB db, TAGID root, TAGID find, TAGID nametag, LPCWSTR find_name)
+{
+    TAGID iter;
+
+    iter = SdbFindFirstTag(db, root, find);
+
+    while (iter != TAGID_NULL)
+    {
+        TAGID tmp = SdbFindFirstTag(db, iter, nametag);
+        if (tmp != TAGID_NULL)
+        {
+            LPCWSTR name = SdbGetStringTagPtr(db, tmp);
+            if (name && !lstrcmpiW(name, find_name))
+                return iter;
+        }
+        iter = SdbFindNextTag(db, root, iter);
+    }
+    return TAGID_NULL;
+}
+
+
+/**
+ * Find a named layer in a multi-db.
+ *
+ * @param [in]  hsdb        The multi-database.
+ * @param [in]  layerName   The named tag to find.
+ *
+ * @return  The layer, or TAGREF_NULL on failure
+ */
+TAGREF WINAPI SdbGetLayerTagRef(HSDB hsdb, LPCWSTR layerName)
+{
+    PDB db = hsdb->db;
+
+    TAGID database = SdbFindFirstTag(db, TAGID_ROOT, TAG_DATABASE);
+    if (database != TAGID_NULL)
+    {
+        TAGID layer = SdbFindFirstNamedTag(db, database, TAG_LAYER, TAG_NAME, layerName);
+        if (layer != TAGID_NULL)
+        {
+            TAGREF tr;
+            if (SdbTagIDToTagRef(hsdb, db, layer, &tr))
+            {
+                return tr;
+            }
+        }
+    }
+    return TAGREF_NULL;
+}
+
+
 /**
  * Converts the specified string to an index key.
  *