Dmitry Timoshkov : wininet: Reset buffer size before each call to HTTP_HttpQueryInfoW.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 3b052877e46c7ae7cbedfd8f71ea58b691504dc8
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=3b052877e46c7ae7cbedfd8f7...

Author: Dmitry Timoshkov 
Date:   Thu Jun  3 17:01:06 2021 +0300

wininet: Reset buffer size before each call to HTTP_HttpQueryInfoW.

Otherwise when headers contain multiple entries like

WWW-Authenticate: Negotiate
WWW-Authenticate: Basic realm="SAMPLE.COM"

then 2nd query fails because buffer size is shorter than the header value.

Signed-off-by: Dmitry Timoshkov 
Signed-off-by: Alexandre Julliard

---

dlls/wininet/http.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dlls/wininet/http.c b/dlls/wininet/http.c
index c770c312ba9..eedb210cd23 100644
--- a/dlls/wininet/http.c
+++ b/dlls/wininet/http.c
@@ -5125,6 +5125,8 @@ static DWORD HTTP_HttpSendRequestW(http_request_t *request, LPCWSTR lpszHeaders,
                             loop_next = TRUE;
                             break;
                         }
+
+                        dwBufferSize = 2048;
                     }
                     heap_free( host );

@@ -5153,6 +5155,8 @@ static DWORD HTTP_HttpSendRequestW(http_request_t *request, LPCWSTR lpszHeaders,
                             loop_next = TRUE;
                             break;
                         }
+
+                        dwBufferSize = 2048;
                     }

if(!loop_next) {