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winhttp: Don't try to read data when the server response is HTTP_STATUS_NO_CONTENT or HTTP_STATUS_NOT_MODIFIED. 

Tests based on a patch by Bruno Jesus.
This commit is contained in:
Hans Leidekker 2014-12-09 12:50:07 +01:00 committed by Alexandre Julliard
parent 97cd0291b0
commit 2087a9fbe9
2 changed files with 69 additions and 8 deletions
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13
dlls/winhttp/request.c
View File

@ -1802,13 +1802,14 @@ static BOOL handle_authorization( request_t *request, DWORD status )
}
/* set the request content length based on the headers */
static DWORD set_content_length( request_t *request )
static DWORD set_content_length( request_t *request, DWORD status )
{
WCHAR encoding[20];
DWORD buflen;
DWORD buflen = sizeof(request->content_length);
buflen = sizeof(request->content_length);
if (!query_headers( request, WINHTTP_QUERY_CONTENT_LENGTH|WINHTTP_QUERY_FLAG_NUMBER,
if (status == HTTP_STATUS_NO_CONTENT || status == HTTP_STATUS_NOT_MODIFIED)
request->content_length = 0;
else if (!query_headers( request, WINHTTP_QUERY_CONTENT_LENGTH|WINHTTP_QUERY_FLAG_NUMBER,
NULL, &request->content_length, &buflen, NULL ))
request->content_length = ~0u;
@ -2302,7 +2303,7 @@ static BOOL receive_response( request_t *request, BOOL async )
query = WINHTTP_QUERY_STATUS_CODE | WINHTTP_QUERY_FLAG_NUMBER;
if (!(ret = query_headers( request, query, NULL, &status, &size, NULL ))) break;
set_content_length( request );
set_content_length( request, status );
if (!(request->hdr.disable_flags & WINHTTP_DISABLE_COOKIES)) record_cookies( request );
@ -2329,7 +2330,7 @@ static BOOL receive_response( request_t *request, BOOL async )
break;
}
if (ret) refill_buffer( request, FALSE );
if (request->content_length) refill_buffer( request, FALSE );
if (async)
{

62
dlls/winhttp/tests/winhttp.c
View File

@ -1801,6 +1801,10 @@ static const char nocontentmsg[] =
"Server: winetest\r\n"
"\r\n";
static const char notmodified[] =
"HTTP/1.1 304 Not Modified\r\n"
"\r\n";
static const char noauthmsg[] =
"HTTP/1.1 401 Unauthorized\r\n"
"Server: winetest\r\n"
@ -1888,6 +1892,11 @@ static DWORD CALLBACK server_thread(LPVOID param)
{
send(c, nocontentmsg, sizeof nocontentmsg - 1, 0);
}
if (strstr(buffer, "GET /not_modified"))
{
send(c, notmodified, sizeof notmodified - 1, 0);
Sleep(6000);
}
if (strstr(buffer, "GET /quit"))
{
send(c, okmsg, sizeof okmsg - 1, 0);
@ -2129,7 +2138,7 @@ static void test_no_content(int port)
{
static const WCHAR no_contentW[] = {'/','n','o','_','c','o','n','t','e','n','t',0};
HINTERNET ses, con, req;
WCHAR buf[128];
char buf[128];
DWORD size, len = sizeof(buf), bytes_read, status;
BOOL ret;
@ -2181,6 +2190,7 @@ static void test_no_content(int port)
ok(size == 0, "expected 0, got %d\n", size);
ret = WinHttpReadData(req, buf, len, &bytes_read);
ok(ret, "expected success\n");
ok( bytes_read == 0, "expected 0, got %u available\n", bytes_read );
size = 12345;
@ -2202,6 +2212,55 @@ static void test_no_content(int port)
WinHttpCloseHandle(ses);
}
static void test_not_modified(int port)
{
static const WCHAR pathW[] = {'/','n','o','t','_','m','o','d','i','f','i','e','d',0};
static const WCHAR ifmodifiedW[] = {'I','f','-','M','o','d','i','f','i','e','d','-','S','i','n','c','e',':',' '};
BOOL ret;
HINTERNET session, request, connection;
DWORD status, size, start = GetTickCount();
SYSTEMTIME st;
WCHAR today[(sizeof(ifmodifiedW) + WINHTTP_TIME_FORMAT_BUFSIZE)/sizeof(WCHAR) + 3];
memcpy(today, ifmodifiedW, sizeof(ifmodifiedW));
GetSystemTime(&st);
WinHttpTimeFromSystemTime(&st, &today[sizeof(ifmodifiedW)/sizeof(WCHAR)]);
session = WinHttpOpen(test_useragent, WINHTTP_ACCESS_TYPE_DEFAULT_PROXY,
WINHTTP_NO_PROXY_NAME, WINHTTP_NO_PROXY_BYPASS, 0);
ok(session != NULL, "WinHttpOpen failed: %u\n", GetLastError());
connection = WinHttpConnect(session, localhostW, port, 0);
ok(connection != NULL, "WinHttpConnect failed: %u\n", GetLastError());
request = WinHttpOpenRequest(connection, NULL, pathW, NULL, WINHTTP_NO_REFERER,
WINHTTP_DEFAULT_ACCEPT_TYPES, WINHTTP_FLAG_BYPASS_PROXY_CACHE);
ok(request != NULL, "WinHttpOpenrequest failed: %u\n", GetLastError());
ret = WinHttpSendRequest(request, today, ~0u, NULL, 0, 0, 0);
ok(ret, "WinHttpSendRequest failed: %u\n", GetLastError());
ret = WinHttpReceiveResponse(request, NULL);
ok(ret, "WinHttpReceiveResponse failed: %u\n", GetLastError());
size = sizeof(status);
ret = WinHttpQueryHeaders(request, WINHTTP_QUERY_STATUS_CODE|WINHTTP_QUERY_FLAG_NUMBER,
NULL, &status, &size, NULL);
ok(ret, "WinHttpQueryHeaders failed: %u\n", GetLastError());
ok(status == HTTP_STATUS_NOT_MODIFIED, "got %u\n", status);
size = 0xdeadbeef;
ret = WinHttpQueryDataAvailable(request, &size);
ok(ret, "WinHttpQueryDataAvailable failed: %u\n", GetLastError());
ok(!size, "got %u\n", size);
WinHttpCloseHandle(request);
WinHttpCloseHandle(connection);
WinHttpCloseHandle(session);
start = GetTickCount() - start;
ok(start <= 2000, "Expected less than 2 seconds for the test, got %u ms\n", start);
}
static void test_bad_header( int port )
{
static const WCHAR bad_headerW[] =
@ -3211,6 +3270,7 @@ START_TEST (winhttp)
test_basic_request(si.port, NULL, basicW);
test_no_headers(si.port);
test_no_content(si.port);
test_not_modified(si.port);
test_basic_authentication(si.port);
test_bad_header(si.port);
test_multiple_reads(si.port);