Alistair Leslie-Hughes : wininet: Reset context length for http status 304.

Alexandre Julliard julliard at winehq.org
Fri Feb 25 07:30:25 CST 2022


Module: wine
Branch: oldstable
Commit: a6af1e31dd36dbd41042fbf224ff1e402424fa37
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=a6af1e31dd36dbd41042fbf224ff1e402424fa37

Author: Alistair Leslie-Hughes <leslie_alistair at hotmail.com>
Date:   Thu Sep 30 18:59:31 2021 +1000

wininet: Reset context length for http status 304.

Signed-off-by: Alistair Leslie-Hughes <leslie_alistair at hotmail.com>
Signed-off-by: Hans Leidekker <hans at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
(cherry picked from commit 8825ed72d7b8affc1eaaa4359797e68488cdf5d5)
Signed-off-by: Michael Stefaniuc <mstefani at winehq.org>

---

 dlls/wininet/http.c       |   7 ++-
 dlls/wininet/tests/http.c | 134 +++++++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 138 insertions(+), 3 deletions(-)

diff --git a/dlls/wininet/http.c b/dlls/wininet/http.c
index c770c312ba9..1eb046ed039 100644
--- a/dlls/wininet/http.c
+++ b/dlls/wininet/http.c
@@ -2918,7 +2918,12 @@ static DWORD set_content_length(http_request_t *request)
     WCHAR encoding[20];
     DWORD size;
 
-    if(request->status_code == HTTP_STATUS_NO_CONTENT || !wcscmp(request->verb, L"HEAD")) {
+    if(request->status_code == HTTP_STATUS_NO_CONTENT || request->status_code == HTTP_STATUS_NOT_MODIFIED ||
+       !wcscmp(request->verb, L"HEAD"))
+    {
+        if (HTTP_GetCustomHeaderIndex(request, L"Content-Length", 0, FALSE) == -1 ||
+            !wcscmp(request->verb, L"HEAD"))
+            request->read_size = 0;
         request->contentLength = request->netconn_stream.content_length = 0;
         return ERROR_SUCCESS;
     }
diff --git a/dlls/wininet/tests/http.c b/dlls/wininet/tests/http.c
index a5f5215f584..1617e4e85c3 100644
--- a/dlls/wininet/tests/http.c
+++ b/dlls/wininet/tests/http.c
@@ -2399,12 +2399,41 @@ static DWORD CALLBACK server_thread(LPVOID param)
             recvfrom(c, buffer, buffer_size, 0, NULL, NULL);
             send(c, ok_with_length, sizeof(ok_with_length)-1, 0);
         }
-
+        if (strstr(buffer, "GET /test_no_content_content_length"))
+        {
+            static const char nocontentmsg[] = "HTTP/1.1 204 No Content\r\nConnection: close\r\n"
+                "Content-Length: 10\r\n\r\n0123456789";
+            send(c, nocontentmsg, sizeof(nocontentmsg)-1, 0);
+        }
         if (strstr(buffer, "GET /test_no_content"))
         {
-            static const char nocontentmsg[] = "HTTP/1.1 204 No Content\r\nConnection: close\r\n\r\n";
+            static const char nocontentmsg[] = "HTTP/1.1 204 No Content\r\nConnection: close\r\n\r\n"
+                "0123456789";
             send(c, nocontentmsg, sizeof(nocontentmsg)-1, 0);
         }
+        if (strstr(buffer, "GET /test_not_modified_content_length"))
+        {
+            static const char notmodifiedmsg[] = "HTTP/1.1 304 Not Modified\r\nConnection: close\r\n"
+                "Content-Length: 10\r\n\r\n0123456789";
+            send(c, notmodifiedmsg, sizeof(notmodifiedmsg)-1, 0);
+        }
+        else if (strstr(buffer, "GET /test_not_modified"))
+        {
+            static const char notmodifiedmsg[] = "HTTP/1.1 304 Not Modified\r\nConnection: close\r\n"
+                "\r\n0123456789";
+            send(c, notmodifiedmsg, sizeof(notmodifiedmsg)-1, 0);
+        }
+        if (strstr(buffer, "HEAD /head_content_length"))
+        {
+            static const char headmsg[] = "HTTP/1.1 200 OK\r\nConnection: close\r\n"
+                "Content-Length: 10\r\n\r\n0123456789";
+            send(c, headmsg, sizeof(headmsg)-1, 0);
+        }
+        else if (strstr(buffer, "HEAD /head"))
+        {
+            static const char headmsg[] = "HTTP/1.1 200 OK\r\nConnection: close\r\n\r\n0123456789";
+            send(c, headmsg, sizeof(headmsg)-1, 0);
+        }
         if (strstr(buffer, "GET /test_conn_close"))
         {
             static const char conn_close_response[] = "HTTP/1.1 200 OK\r\nConnection: close\r\n\r\nsome content";
@@ -3511,6 +3540,106 @@ static void test_no_content(int port)
     CHECK_NOTIFIED(INTERNET_STATUS_CONNECTION_CLOSED);
 }
 
+static void test_not_modified(int port)
+{
+    DWORD avail;
+    HINTERNET ses, con, req;
+    BOOL ret;
+
+    ses = InternetOpenA("winetest", INTERNET_OPEN_TYPE_DIRECT, NULL, NULL, 0);
+    ok(ses != NULL, "InternetOpen failed\n");
+
+    con = InternetConnectA(ses, "localhost", port, NULL, NULL, INTERNET_SERVICE_HTTP, 0, 0);
+    ok(con != NULL, "InternetConnect failed\n");
+
+    req = HttpOpenRequestA(con, NULL, "/test_not_modified", NULL, NULL, NULL, 0, 0);
+    ok(req != NULL, "HttpOpenRequest failed\n");
+
+    SetLastError(0xdeadbeef);
+    ret = HttpSendRequestW(req, NULL, 0, NULL, 0);
+    ok(ret, "HttpSendRequest failed: %u\n", GetLastError());
+    test_status_code(req, 304);
+
+    avail = 0xdeadbeef;
+    ret = InternetQueryDataAvailable(req, &avail, 0, 0);
+    ok(ret, "InternetQueryDataAvailable failed: %u\n", GetLastError());
+    ok(!avail, "got %d\n", avail);
+    InternetCloseHandle(req);
+
+    req = HttpOpenRequestA(con, NULL, "/test_not_modified_content_length", NULL, NULL, NULL, 0, 0);
+    ok(req != NULL, "HttpOpenRequest failed\n");
+
+    SetLastError(0xdeadbeef);
+    ret = HttpSendRequestW(req, NULL, 0, NULL, 0);
+    ok(ret, "HttpSendRequest failed: %u\n", GetLastError());
+    test_status_code(req, 304);
+
+    avail = 0xdeadbeef;
+    ret = InternetQueryDataAvailable(req, &avail, 0, 0);
+    ok(ret, "InternetQueryDataAvailable failed: %u\n", GetLastError());
+    ok(avail == 10, "got %d\n", avail);
+    InternetCloseHandle(req);
+
+    req = HttpOpenRequestA(con, NULL, "/test_no_content", NULL, NULL, NULL, 0, 0);
+    ok(req != NULL, "HttpOpenRequest failed\n");
+
+    SetLastError(0xdeadbeef);
+    ret = HttpSendRequestW(req, NULL, 0, NULL, 0);
+    ok(ret, "HttpSendRequest failed: %u\n", GetLastError());
+    test_status_code(req, 204);
+
+    avail = 0xdeadbeef;
+    ret = InternetQueryDataAvailable(req, &avail, 0, 0);
+    ok(ret, "InternetQueryDataAvailable failed: %u\n", GetLastError());
+    ok(!avail, "got %d\n", avail);
+    InternetCloseHandle(req);
+
+    req = HttpOpenRequestA(con, NULL, "/test_no_content_content_length", NULL, NULL, NULL, 0, 0);
+    ok(req != NULL, "HttpOpenRequest failed\n");
+
+    SetLastError(0xdeadbeef);
+    ret = HttpSendRequestW(req, NULL, 0, NULL, 0);
+    ok(ret, "HttpSendRequest failed: %u\n", GetLastError());
+    test_status_code(req, 204);
+
+    avail = 0xdeadbeef;
+    ret = InternetQueryDataAvailable(req, &avail, 0, 0);
+    ok(ret, "InternetQueryDataAvailable failed: %u\n", GetLastError());
+    ok(avail == 10, "got %d\n", avail);
+    InternetCloseHandle(req);
+
+    req = HttpOpenRequestA(con, "HEAD", "/head", NULL, NULL, NULL, 0, 0);
+    ok(req != NULL, "HttpOpenRequest failed\n");
+
+    SetLastError(0xdeadbeef);
+    ret = HttpSendRequestW(req, NULL, 0, NULL, 0);
+    ok(ret, "HttpSendRequest failed: %u\n", GetLastError());
+    test_status_code(req, 200);
+
+    avail = 0xdeadbeef;
+    ret = InternetQueryDataAvailable(req, &avail, 0, 0);
+    ok(ret, "InternetQueryDataAvailable failed: %u\n", GetLastError());
+    ok(!avail, "got %d\n", avail);
+    InternetCloseHandle(req);
+
+    req = HttpOpenRequestA(con, "HEAD", "/head_content_length", NULL, NULL, NULL, 0, 0);
+    ok(req != NULL, "HttpOpenRequest failed\n");
+
+    SetLastError(0xdeadbeef);
+    ret = HttpSendRequestW(req, NULL, 0, NULL, 0);
+    ok(ret, "HttpSendRequest failed: %u\n", GetLastError());
+    test_status_code(req, 200);
+
+    avail = 0xdeadbeef;
+    ret = InternetQueryDataAvailable(req, &avail, 0, 0);
+    ok(ret, "InternetQueryDataAvailable failed: %u\n", GetLastError());
+    ok(!avail, "got %d\n", avail);
+
+    InternetCloseHandle(req);
+    InternetCloseHandle(con);
+    InternetCloseHandle(ses);
+}
+
 static void test_conn_close(int port)
 {
     HINTERNET session, connection, req;
@@ -6084,6 +6213,7 @@ static void test_http_connection(void)
     test_HttpSendRequestW(si.port);
     test_options(si.port);
     test_no_content(si.port);
+    test_not_modified(si.port);
     test_conn_close(si.port);
     test_no_cache(si.port);
     test_cache_read_gzipped(si.port);




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