X-Git-Url: https://git.hcoop.net/hcoop/domtool2.git/blobdiff_plain/d541c6185fb0f426dce0b16e85327b53635169e0..fe789bea628b15229156c8a4272c2b6063c9b1a0:/src/dbms.sml

diff --git a/src/dbms.sml b/src/dbms.sml
index 6f7bb9d..71fb664 100644
--- a/src/dbms.sml
+++ b/src/dbms.sml
@@ -22,7 +22,18 @@ structure Dbms :> DBMS = struct
 
 open DataStructures
 
-type handler = {adduser : string -> string option}
+val validDbname = CharVector.all (fn ch => Char.isAlphaNum ch orelse ch = #"_")
+fun validEncoding encoding =
+    case encoding of
+	NONE => true
+      | SOME e => size e > 0 andalso size e < 20 andalso CharVector.all Char.isAlphaNum e
+
+type handler = {getpass : (unit -> Client.passwd_result) option,
+		adduser : {user : string, passwd : string option} -> string option,
+		passwd : {user : string, passwd : string} -> string option,
+		createdb : {user : string, dbname : string, encoding : string option} -> string option,
+		dropdb : {user : string, dbname : string} -> string option,
+		grant : {user : string, dbname : string} -> string option}
 	       
 val dbmses : handler StringMap.map ref = ref StringMap.empty