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File 0950-inets-bug-fix-handle-message-body-of-response-with-1.patch of Package erlang (Revision 66a224e208ffe9ee89602bad56a74dfa)

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From d984ad4231303045ef450fc28a656be53aca9417 Mon Sep 17 00:00:00 2001
From: Ao Song <andy@erlang.org>
Date: Fri, 3 Jul 2020 12:36:56 +0200
Subject: [PATCH] inets: bug fix, handle message body of response with 1XX code
 as next http message

Change-Id: I537134e39e7e026fdd00ae624cfdc812429b3c18
---
 lib/inets/src/http_client/httpc_handler.erl  |  8 ++++----
 lib/inets/src/http_client/httpc_response.erl | 10 ++++++++--
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/lib/inets/src/http_client/httpc_handler.erl b/lib/inets/src/http_client/httpc_handler.erl
index 1f8806d1d8..dd16240814 100644
--- a/lib/inets/src/http_client/httpc_handler.erl
+++ b/lib/inets/src/http_client/httpc_handler.erl
@@ -965,16 +965,16 @@ handle_http_body(_, #state{status = {ssl_tunnel, Request},
 %% terminated by the first empty line after the header fields.
 %% This implies that chunked encoding MUST NOT be used for these
 %% status codes.
-handle_http_body(<<>>, #state{headers = Headers,
+handle_http_body(Body, #state{headers = Headers,
                               status_line = {_,StatusCode, _}} = State)
   when Headers#http_response_h.'transfer-encoding' =/= "chunked" andalso
        (StatusCode =:= 204 orelse                       %% No Content
         StatusCode =:= 304 orelse                       %% Not Modified
         100 =< StatusCode andalso StatusCode =< 199) -> %% Informational
-    handle_response(State#state{body = <<>>});
-
+    handle_response(State#state{body = Body});
 
-handle_http_body(<<>>, #state{request = #request{method = head}} = State) ->
+%% Ignore the body of response to a HEAD method
+handle_http_body(_Body, #state{request = #request{method = head}} = State) ->
     handle_response(State#state{body = <<>>});
 
 handle_http_body(Body, #state{headers       = Headers, 
diff --git a/lib/inets/src/http_client/httpc_response.erl b/lib/inets/src/http_client/httpc_response.erl
index bb6b76da89..538cdd0e87 100644
--- a/lib/inets/src/http_client/httpc_response.erl
+++ b/lib/inets/src/http_client/httpc_response.erl
@@ -91,7 +91,13 @@ result(Response = {{_, Code,_}, _, _},
   when ((Code =:= 200) orelse (Code =:= 206)) andalso (Stream =/= none) ->
     stream_end(Response, Request);
 
-result(Response = {{_,100,_}, _, _}, Request) ->
+%% Ignore the body of response with status code 204 or 304
+result({{_, Code, _} = StatusLine, Headers, _Body}, Request)
+  when Code =:= 204 orelse Code =:= 304 ->
+    transparent({StatusLine, Headers, <<>>}, Request);
+
+result(Response = {{_, Code, _}, _, _}, Request)
+  when (100 =< Code andalso Code =< 199) ->
     status_continue(Response, Request);
 
 %% In redirect loop
@@ -356,7 +362,7 @@ status_continue(_, #request{headers =
 
 status_continue({_,_, Data}, _) ->
     %% The data in the body in this case is actually part of the real
-    %% response sent after the "fake" 100-continue.
+    %% response.
     {ignore, Data}.
 
 status_service_unavailable(Response = {_, Headers, _}, Request) ->
-- 
2.26.2

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File 0950-inets-bug-fix-handle-message-body-of-response-with-1.patch of Package erlang (Revision 66a224e208ffe9ee89602bad56a74dfa)

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