X-Git-Url: https://git.hcoop.net/hcoop/domtool2.git/blobdiff_plain/8a7c40fa29ff18a437fcf4ee3f248a7aeb41c19c..559e89e9adf62c5faeb0e78e6b9fb8fe107b8c72:/src/main.sml

diff --git a/src/main.sml b/src/main.sml
index 22577ad..14eaa4a 100644
--- a/src/main.sml
+++ b/src/main.sml
@@ -26,6 +26,12 @@ structure SM = StringMap
 
 val dmy = ErrorMsg.dummyLoc
 
+fun init () = (F_OpenSSL_SML_add_all_algorithms.f' ();
+	       F_OpenSSL_SML_load_error_strings.f' ();
+	       F_OpenSSL_SML_load_BIO_strings.f' ())
+
+val () = init ()
+
 val defaultT : record ref = ref SM.empty
 val defaultV : (unit -> exp) SM.map ref = ref SM.empty
 
@@ -89,6 +95,7 @@ fun check fname =
 	    (b, NONE)
 	else
 	    let
+		val _ = ErrorMsg.reset ()
 		val prog = Parse.parse fname
 	    in
 		if !ErrorMsg.anyErrors then
@@ -132,4 +139,68 @@ fun eval fname =
 	    Eval.exec (SM.map (fn f => f ()) (!defaultV)) body'
       | NONE => ()
 
+val dispatcher : C.rw ZString.zstring' = ZString.dupML' Config.dispatcher
+
+fun ssl_err s =
+    let
+	val err = F_OpenSSL_SML_get_error.f ()
+    in
+	print s;
+	print "\nReason: ";
+	print (ZString.toML (F_OpenSSL_SML_lib_error_string.f err));
+	print ":";
+	print (ZString.toML (F_OpenSSL_SML_func_error_string.f err));
+	print ":";
+	print (ZString.toML (F_OpenSSL_SML_reason_error_string.f err));
+	print "\n"
+    end
+
+exception OpenSSL of string
+
+fun writeAll (bio, s) =
+    let
+	val buf = ZString.dupML' s
+
+	fun loop (buf, len) =
+	    let
+		val r = F_OpenSSL_SML_write.f' (bio, C.Ptr.inject' buf, len)
+	    in
+		if r = len then
+		    ()
+		else if r <= 0 then
+		    (C.free' buf;
+		     raise OpenSSL "BIO_write failed")
+		else
+		    loop (C.Ptr.|+! C.S.uchar (buf, Int32.toInt r), Int32.- (len, r))
+	    end
+    in
+	loop (buf, Int32.fromInt (size s));
+	C.free' buf
+    end
+
+fun request fname =
+    let
+	val bio = F_OpenSSL_SML_new_connect.f' dispatcher
+    in
+	if C.Ptr.isNull' bio then
+	    (ssl_err ("Error initializating connection to dispatcher at " ^ Config.dispatcher);
+	     F_OpenSSL_SML_free_all.f' bio)
+	else if F_OpenSSL_SML_do_connect.f' bio <= 0 then
+	    (ssl_err ("Error connecting to dispatcher at " ^ Config.dispatcher);
+	     F_OpenSSL_SML_free_all.f' bio)
+	else let
+		val inf = TextIO.openIn fname
+
+		fun loop () =
+		    case TextIO.inputLine inf of
+			NONE => ()
+		      | SOME line => (writeAll (bio, line);
+				      loop ())
+	    in
+		loop ();
+		TextIO.closeIn inf;
+		F_OpenSSL_SML_free_all.f' bio
+	    end
+    end
+
 end