Trusted-path permission checking

[hcoop/domtool2.git] / src / msg.sml

diff --git a/src/msg.sml b/src/msg.sml
index a9063aa..bd7b5ee 100644 (file)
--- a/src/msg.sml
+++ b/src/msg.sml
@@ -88,6 +88,28 @@ fun recvBool bio =
       | SOME 1 => SOME true
       | _ => NONE
 
+fun sendQuery (bio, q) =
+    case q of
+       QApt s => (OpenSSL.writeInt (bio, 0);
+                  OpenSSL.writeString (bio, s))
+      | QCron s => (OpenSSL.writeInt (bio, 1);
+                   OpenSSL.writeString (bio, s))
+      | QFtp s => (OpenSSL.writeInt (bio, 2);
+                  OpenSSL.writeString (bio, s))
+      | QTrustedPath s => (OpenSSL.writeInt (bio, 3);
+                          OpenSSL.writeString (bio, s))
+
+fun recvQuery bio =
+    case OpenSSL.readInt bio of
+       SOME n =>
+       (case n of
+            0 => Option.map QApt (OpenSSL.readString bio)
+          | 1 => Option.map QCron (OpenSSL.readString bio)
+          | 2 => Option.map QFtp (OpenSSL.readString bio)
+          | 3 => Option.map QTrustedPath (OpenSSL.readString bio)
+          | _ => NONE)
+      | NONE => NONE
+
 fun send (bio, m) =
     case m of
        MsgOk => OpenSSL.writeInt (bio, 1)
@@ -169,6 +191,11 @@ fun send (bio, m) =
       | MsgDbPasswd {dbtype, passwd} => (OpenSSL.writeInt (bio, 28);
                                         OpenSSL.writeString (bio, dbtype);
                                         OpenSSL.writeString (bio, passwd))
+      | MsgShutdown => OpenSSL.writeInt (bio, 29)
+      | MsgYes => OpenSSL.writeInt (bio, 30)
+      | MsgNo => OpenSSL.writeInt (bio, 31)
+      | MsgQuery q => (OpenSSL.writeInt (bio, 32);
+                      sendQuery (bio, q))
 
 fun checkIt v =
     case v of
@@ -263,6 +290,10 @@ fun recv bio =
                                (SOME dbtype, SOME passwd) =>
                                SOME (MsgDbPasswd {dbtype = dbtype, passwd = passwd})
                              | _ => NONE)
+                  | 29 => SOME MsgShutdown
+                  | 30 => SOME MsgYes
+                  | 31 => SOME MsgNo
+                  | 32 => Option.map MsgQuery (recvQuery bio)
                   | _ => NONE)
         
 end