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wininet: Fix redirects through a proxy. 

HTTP_DealWithProxy replaces the request path with a full URL to make sure
a correct request is built for for the proxy. This will work just once in
case of a redirect because the path will be appended to the redirect url,
resulting in an incorrect url.
This commit is contained in:
Hans Leidekker 2008-03-30 19:16:52 +01:00 committed by Alexandre Julliard
parent 454fae8432
commit 0ffe9f5207
1 changed files with 42 additions and 14 deletions
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56
dlls/wininet/http.c
View File

@ -1231,6 +1231,36 @@ static BOOL HTTP_InsertAuthorization( LPWININETHTTPREQW lpwhr, struct HttpAuthIn
return TRUE;
}
static WCHAR *HTTP_BuildProxyRequestUrl(WININETHTTPREQW *req)
{
WCHAR new_location[2048], *url;
DWORD size;
size = sizeof(new_location);
if (HTTP_HttpQueryInfoW(req, HTTP_QUERY_LOCATION, new_location, &size, NULL))
{
if (!(url = HeapAlloc( GetProcessHeap(), 0, size + sizeof(WCHAR) ))) return NULL;
strcpyW( url, new_location );
}
else
{
static const WCHAR slash[] = { '/',0 };
static const WCHAR format[] = { 'h','t','t','p',':','/','/','%','s',':','%','d',0 };
WININETHTTPSESSIONW *session = req->lpHttpSession;
size = 15; /* "http://" + sizeof(port#) + ":/\0" */
size += strlenW( session->lpszHostName ) + strlenW( req->lpszPath );
if (!(url = HeapAlloc( GetProcessHeap(), 0, size * sizeof(WCHAR) ))) return FALSE;
sprintfW( url, format, session->lpszHostName, session->nHostPort );
if (req->lpszPath[0] != '/') strcatW( url, slash );
strcatW( url, req->lpszPath );
}
TRACE("url=%s\n", debugstr_w(url));
return url;
}
/***********************************************************************
* HTTP_DealWithProxy
*/
@ -1242,9 +1272,8 @@ static BOOL HTTP_DealWithProxy( LPWININETAPPINFOW hIC,
WCHAR* url;
static WCHAR szNul[] = { 0 };
URL_COMPONENTSW UrlComponents;
static const WCHAR szHttp[] = { 'h','t','t','p',':','/','/',0 }, szSlash[] = { '/',0 } ;
static const WCHAR szFormat1[] = { 'h','t','t','p',':','/','/','%','s',0 };
static const WCHAR szFormat2[] = { 'h','t','t','p',':','/','/','%','s',':','%','d',0 };
static const WCHAR szHttp[] = { 'h','t','t','p',':','/','/',0 };
static const WCHAR szFormat[] = { 'h','t','t','p',':','/','/','%','s',0 };
int len;
memset( &UrlComponents, 0, sizeof UrlComponents );
@ -1254,7 +1283,7 @@ static BOOL HTTP_DealWithProxy( LPWININETAPPINFOW hIC,
if( CSTR_EQUAL != CompareStringW(LOCALE_SYSTEM_DEFAULT, NORM_IGNORECASE,
hIC->lpszProxy,strlenW(szHttp),szHttp,strlenW(szHttp)) )
sprintfW(proxy, szFormat1, hIC->lpszProxy);
sprintfW(proxy, szFormat, hIC->lpszProxy);
else
strcpyW(proxy, hIC->lpszProxy);
if( !InternetCrackUrlW(proxy, 0, 0, &UrlComponents) )
@ -1273,15 +1302,6 @@ static BOOL HTTP_DealWithProxy( LPWININETAPPINFOW hIC,
if(UrlComponents.nPort == INTERNET_INVALID_PORT_NUMBER)
UrlComponents.nPort = INTERNET_DEFAULT_HTTP_PORT;
sprintfW(url, szFormat2, lpwhs->lpszHostName, lpwhs->nHostPort);
if( lpwhr->lpszPath[0] != '/' )
strcatW( url, szSlash );
strcatW(url, lpwhr->lpszPath);
if(lpwhr->lpszPath != szNul)
HeapFree(GetProcessHeap(), 0, lpwhr->lpszPath);
lpwhr->lpszPath = url;
HeapFree(GetProcessHeap(), 0, lpwhs->lpszServerName);
lpwhs->lpszServerName = WININET_strdupW(UrlComponents.lpszHostName);
lpwhs->nServerPort = UrlComponents.nPort;
@ -3177,7 +3197,15 @@ BOOL WINAPI HTTP_HttpSendRequestW(LPWININETHTTPREQW lpwhr, LPCWSTR lpszHeaders,
HTTP_ADDREQ_FLAG_ADD | HTTP_ADDHDR_FLAG_REPLACE);
}
requestString = HTTP_BuildHeaderRequestString(lpwhr, lpwhr->lpszVerb, lpwhr->lpszPath, lpwhr->lpszVersion);
if (lpwhr->lpHttpSession->lpAppInfo->lpszProxy && lpwhr->lpHttpSession->lpAppInfo->lpszProxy[0])
{
WCHAR *url = HTTP_BuildProxyRequestUrl(lpwhr);
requestString = HTTP_BuildHeaderRequestString(lpwhr, lpwhr->lpszVerb, url, lpwhr->lpszVersion);
HeapFree(GetProcessHeap(), 0, url);
}
else
requestString = HTTP_BuildHeaderRequestString(lpwhr, lpwhr->lpszVerb, lpwhr->lpszPath, lpwhr->lpszVersion);
TRACE("Request header -> %s\n", debugstr_w(requestString) );