6 files changed, 30 insertions, 8 deletions
diff --git a/lib/asn1/src/asn1ct.erl b/lib/asn1/src/asn1ct.erl
index 30f493a2df..9ec43197bf 100644
--- a/lib/asn1/src/asn1ct.erl
+++ b/lib/asn1/src/asn1ct.erl
@@ -19,6 +19,10 @@
 %%
 %%
 -module(asn1ct).
+-deprecated([decode/3,encode/3]).
+-compile([{nowarn_deprecated_function,{asn1rt,decode,3}},
+	  {nowarn_deprecated_function,{asn1rt,encode,2}},
+	  {nowarn_deprecated_function,{asn1rt,encode,3}}]).
 
 %% Compile Time functions for ASN.1 (e.g ASN.1 compiler).
 
diff --git a/lib/asn1/src/asn1ct_value.erl b/lib/asn1/src/asn1ct_value.erl
index be8b967cf0..221cd991a7 100644
--- a/lib/asn1/src/asn1ct_value.erl
+++ b/lib/asn1/src/asn1ct_value.erl
@@ -18,6 +18,7 @@
 %%
 %%
 -module(asn1ct_value).
+-compile([{nowarn_deprecated_function,{asn1rt,utf8_list_to_binary,1}}]).
 
 %%  Generate Erlang values for ASN.1 types.
 %%  The value is randomized within it's constraints
diff --git a/lib/asn1/src/asn1rt.erl b/lib/asn1/src/asn1rt.erl
index d18f81346a..ad8b879c38 100644
--- a/lib/asn1/src/asn1rt.erl
+++ b/lib/asn1/src/asn1rt.erl
@@ -18,14 +18,13 @@
 %%
 %%
 -module(asn1rt).
+-deprecated(module).
 
 %% Runtime functions for ASN.1 (i.e encode, decode)
 
 -export([encode/2,encode/3,decode/3,load_driver/0,unload_driver/0,info/1]).
 
 -export([utf8_binary_to_list/1,utf8_list_to_binary/1]).
-    
--deprecated([load_driver/0,unload_driver/0]).
 
 encode(Module,{Type,Term}) ->
     encode(Module,Type,Term).
diff --git a/lib/eldap/src/eldap.erl b/lib/eldap/src/eldap.erl
index af5bf94c97..a86fd39adb 100644
--- a/lib/eldap/src/eldap.erl
+++ b/lib/eldap/src/eldap.erl
@@ -743,7 +743,7 @@ request(S, Data, ID, Request) ->
 send_request(S, Data, ID, Request) ->
     Message = #'LDAPMessage'{messageID  = ID,
 			     protocolOp = Request},
-    {ok,Bytes} = asn1rt:encode('ELDAPv3', 'LDAPMessage', Message),
+    {ok,Bytes} = 'ELDAPv3':encode('LDAPMessage', Message),
     case do_send(S, Data, Bytes) of
 	{error,Reason} -> throw({gen_tcp_error,Reason});
 	Else           -> Else
@@ -762,7 +762,7 @@ do_recv(S, #eldap{using_tls=true, timeout=Timeout}, Len) ->
 recv_response(S, Data) ->
     case do_recv(S, Data, 0) of
 	{ok, Packet} ->
-	    case asn1rt:decode('ELDAPv3', 'LDAPMessage', Packet) of
+	    case 'ELDAPv3':decode('LDAPMessage', Packet) of
 		{ok,Resp} -> {ok,Resp};
 		Error     -> throw(Error)
 	    end;
diff --git a/lib/megaco/src/binary/megaco_binary_encoder_lib.erl b/lib/megaco/src/binary/megaco_binary_encoder_lib.erl
index 8a4f4e7509..7d82262a59 100644
--- a/lib/megaco/src/binary/megaco_binary_encoder_lib.erl
+++ b/lib/megaco/src/binary/megaco_binary_encoder_lib.erl
@@ -66,7 +66,7 @@ version_of(_EC, Binary, 3, [AsnModV1, AsnModV2, AsnModV3])
 version_of([], _Binary, Err) ->
     {error, {decode_failed, lists:reverse(Err)}};
 version_of([AsnMod|AsnMods], Binary, Errs) when is_atom(AsnMod) ->
-    case (catch asn1rt:decode(AsnMod, 'MegacoMessage', Binary)) of
+    case (catch AsnMod:decode('MegacoMessage', Binary)) of
 	{ok, M} ->
 	    V = (M#'MegacoMessage'.mess)#'Message'.version,
 	    {ok, V};
@@ -82,14 +82,14 @@ version_of([AsnMod|AsnMods], Binary, Errs) when is_atom(AsnMod) ->
 
 encode_message([native], MegaMsg, AsnMod, _TransMod, binary) 
   when is_record(MegaMsg, 'MegacoMessage') ->
-    asn1rt:encode(AsnMod, 'MegacoMessage', MegaMsg);
+    AsnMod:encode('MegacoMessage', MegaMsg);
 encode_message(EC, MegaMsg, AsnMod, TransMod, binary) 
   when is_list(EC) andalso is_record(MegaMsg, 'MegacoMessage') ->
     case (catch TransMod:tr_message(MegaMsg, encode, EC)) of
 	{'EXIT', Reason} ->
 	    {error, Reason};
 	MegaMsg2 ->
-	    asn1rt:encode(AsnMod, 'MegacoMessage', MegaMsg2)
+	    AsnMod:encode('MegacoMessage', MegaMsg2)
     end;
 encode_message(EC, MegaMsg, AsnMod, TransMod, io_list) ->
     case encode_message(EC, MegaMsg, AsnMod, TransMod, binary) of
@@ -276,7 +276,7 @@ decode_message_dynamic(_EC, _BadBin, _Mods, _Type) ->
 
 
 decode_message(EC, Bin, AsnMod, TransMod, _) ->
-    case asn1rt:decode(AsnMod, 'MegacoMessage', Bin) of
+    case AsnMod:decode('MegacoMessage', Bin) of
 	{ok, MegaMsg} ->
 	    case EC of
 		[native] ->
diff --git a/lib/stdlib/src/otp_internal.erl b/lib/stdlib/src/otp_internal.erl
index cebc9c91bd..380bc3eccc 100644
--- a/lib/stdlib/src/otp_internal.erl
+++ b/lib/stdlib/src/otp_internal.erl
@@ -577,6 +577,24 @@ obsolete_1(wxCursor, new, 3) ->
 obsolete_1(wxCursor, new, 4) ->
     {deprecated,"deprecated function not available in wxWidgets-2.9 and later"};
 
+%% Added in OTP 17.
+obsolete_1(asn1ct, decode,3) ->
+    {deprecated,"deprecated; use Mod:decode/2 instead"};
+obsolete_1(asn1ct, encode, 3) ->
+    {deprecated,"deprecated; use Mod:encode/2 instead"};
+obsolete_1(asn1rt, decode,3) ->
+    {deprecated,"deprecated; use Mod:decode/2 instead"};
+obsolete_1(asn1rt, encode, 2) ->
+    {deprecated,"deprecated; use Mod:encode/2 instead"};
+obsolete_1(asn1rt, encode, 3) ->
+    {deprecated,"deprecated; use Mod:encode/2 instead"};
+obsolete_1(asn1rt, info, 1) ->
+    {deprecated,"deprecated; use Mod:info/0 instead"};
+obsolete_1(asn1rt, utf8_binary_to_list, 1) ->
+    {deprecated,{unicode,characters_to_list,1}};
+obsolete_1(asn1rt, utf8_list_to_binary, 1) ->
+    {deprecated,{unicode,characters_to_binary,1}};
+
 obsolete_1(_, _, _) ->
     no.