Jacek Caban : wininet: Fixed returned buffer size in HttpQueryInfo( HTTP_QUERY_STATUS_CODE) when insufficient buffer is passed.
Module: wine Branch: master Commit: 120c413f395da68ce369871cdd975109624e372f URL: http://source.winehq.org/git/wine.git/?a=commit;h=120c413f395da68ce369871cdd... Author: Jacek Caban <jacek(a)codeweavers.com> Date: Fri Jun 15 18:15:20 2012 +0200 wininet: Fixed returned buffer size in HttpQueryInfo(HTTP_QUERY_STATUS_CODE) when insufficient buffer is passed. --- dlls/wininet/http.c | 10 ++++--- dlls/wininet/tests/http.c | 58 ++++++++++++++++++++++++++++++++++++-------- 2 files changed, 53 insertions(+), 15 deletions(-) diff --git a/dlls/wininet/http.c b/dlls/wininet/http.c index baba3d6..3d0ae34 100644 --- a/dlls/wininet/http.c +++ b/dlls/wininet/http.c @@ -3480,12 +3480,14 @@ static DWORD HTTP_HttpQueryInfoW(http_request_t *request, DWORD dwInfoLevel, DWORD size; static const WCHAR formatW[] = {'%','u',0}; - size = (sprintfW(buf, formatW, request->status_code)+1) * sizeof(WCHAR); + size = sprintfW(buf, formatW, request->status_code) * sizeof(WCHAR); - if(size <= *lpdwBufferLength) - memcpy(lpBuffer, buf, size); - else + if(size <= *lpdwBufferLength) { + memcpy(lpBuffer, buf, size+sizeof(WCHAR)); + }else { + size += sizeof(WCHAR); res = ERROR_INSUFFICIENT_BUFFER; + } *lpdwBufferLength = size; } diff --git a/dlls/wininet/tests/http.c b/dlls/wininet/tests/http.c index fe986e4..84e7882 100644 --- a/dlls/wininet/tests/http.c +++ b/dlls/wininet/tests/http.c @@ -161,6 +161,13 @@ static const test_data_t test_data[] = { static INTERNET_STATUS_CALLBACK (WINAPI *pInternetSetStatusCallbackA)(HINTERNET ,INTERNET_STATUS_CALLBACK); static BOOL (WINAPI *pInternetGetSecurityInfoByURLA)(LPSTR,PCCERT_CHAIN_CONTEXT*,DWORD*); +static int strcmp_wa(LPCWSTR strw, const char *stra) +{ + WCHAR buf[512]; + MultiByteToWideChar(CP_ACP, 0, stra, -1, buf, sizeof(buf)/sizeof(WCHAR)); + return lstrcmpW(strw, buf); +} + static BOOL proxy_active(void) { HKEY internet_settings; @@ -185,41 +192,70 @@ static void _test_status_code(unsigned line, HINTERNET req, DWORD excode) { DWORD code, size, index; char exbuf[10], bufa[10]; + WCHAR bufw[10]; BOOL res; code = 0xdeadbeef; size = sizeof(code); - res = HttpQueryInfo(req, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, &code, &size, NULL); - ok_(__FILE__,line)(res, "HttpQueryInfo(HTTP_QUERY_STATUS_CODE|number) failed: %u\n", GetLastError()); + res = HttpQueryInfoA(req, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, &code, &size, NULL); + ok_(__FILE__,line)(res, "[1] HttpQueryInfoA(HTTP_QUERY_STATUS_CODE|number) failed: %u\n", GetLastError()); ok_(__FILE__,line)(code == excode, "code = %d, expected %d\n", code, excode); + ok_(__FILE__,line)(size == sizeof(code), "size = %u\n", size); code = 0xdeadbeef; index = 0; size = sizeof(code); - res = HttpQueryInfo(req, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, &code, &size, &index); - ok_(__FILE__,line)(res, "HttpQueryInfo(HTTP_QUERY_STATUS_CODE|number index) failed: %u\n", GetLastError()); + res = HttpQueryInfoA(req, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, &code, &size, &index); + ok_(__FILE__,line)(res, "[2] HttpQueryInfoA(HTTP_QUERY_STATUS_CODE|number index) failed: %u\n", GetLastError()); ok_(__FILE__,line)(code == excode, "code = %d, expected %d\n", code, excode); ok_(__FILE__,line)(!index, "index = %d, expected 0\n", code); + ok_(__FILE__,line)(size == sizeof(code), "size = %u\n", size); sprintf(exbuf, "%u", excode); size = sizeof(bufa); - res = HttpQueryInfo(req, HTTP_QUERY_STATUS_CODE, bufa, &size, NULL); - ok_(__FILE__,line)(res, "HttpQueryInfo(HTTP_QUERY_STATUS_CODE) failed: %u\n", GetLastError()); - ok_(__FILE__,line)(!strcmp(bufa, exbuf), "unexpected status code %s, expected %s", bufa, exbuf); + res = HttpQueryInfoA(req, HTTP_QUERY_STATUS_CODE, bufa, &size, NULL); + ok_(__FILE__,line)(res, "[3] HttpQueryInfoA(HTTP_QUERY_STATUS_CODE) failed: %u\n", GetLastError()); + ok_(__FILE__,line)(!strcmp(bufa, exbuf), "unexpected status code %s, expected %s\n", bufa, exbuf); + ok_(__FILE__,line)(size == strlen(exbuf), "unexpected size %d for \"%s\"\n", size, exbuf); + + size = 0; + res = HttpQueryInfoA(req, HTTP_QUERY_STATUS_CODE, NULL, &size, NULL); + ok_(__FILE__,line)(!res && GetLastError() == ERROR_INSUFFICIENT_BUFFER, + "[4] HttpQueryInfoA(HTTP_QUERY_STATUS_CODE) failed: %u\n", GetLastError()); + ok_(__FILE__,line)(size == strlen(exbuf)+1, "unexpected size %d for \"%s\"\n", size, exbuf); + + size = sizeof(bufw); + res = HttpQueryInfoW(req, HTTP_QUERY_STATUS_CODE, bufw, &size, NULL); + ok_(__FILE__,line)(res, "[5] HttpQueryInfoW(HTTP_QUERY_STATUS_CODE) failed: %u\n", GetLastError()); + ok_(__FILE__,line)(!strcmp_wa(bufw, exbuf), "unexpected status code %s, expected %s\n", bufa, exbuf); + ok_(__FILE__,line)(size == strlen(exbuf)*sizeof(WCHAR), "unexpected size %d for \"%s\"\n", size, exbuf); + + size = 0; + res = HttpQueryInfoW(req, HTTP_QUERY_STATUS_CODE, bufw, &size, NULL); + ok_(__FILE__,line)(!res && GetLastError() == ERROR_INSUFFICIENT_BUFFER, + "[6] HttpQueryInfoW(HTTP_QUERY_STATUS_CODE) failed: %u\n", GetLastError()); + ok_(__FILE__,line)(size == (strlen(exbuf)+1)*sizeof(WCHAR), "unexpected size %d for \"%s\"\n", size, exbuf); + + if(0) { + size = sizeof(bufw); + res = HttpQueryInfoW(req, HTTP_QUERY_STATUS_CODE, NULL, &size, NULL); + ok(!res && GetLastError() == ERROR_INVALID_PARAMETER, "HttpQueryInfo(HTTP_QUERY_STATUS_CODE) failed: %u\n", GetLastError()); + ok(size == sizeof(bufw), "unexpected size %d\n", size); + } code = 0xdeadbeef; index = 1; size = sizeof(code); - res = HttpQueryInfo(req, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, &code, &size, &index); + res = HttpQueryInfoA(req, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_NUMBER, &code, &size, &index); ok_(__FILE__,line)(!res && GetLastError() == ERROR_HTTP_HEADER_NOT_FOUND, - "[invalid 1] HttpQueryInfo failed: %x(%d)\n", res, GetLastError()); + "[7] HttpQueryInfoA failed: %x(%d)\n", res, GetLastError()); code = 0xdeadbeef; size = sizeof(code); - res = HttpQueryInfo(req, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_REQUEST_HEADERS, &code, &size, NULL); + res = HttpQueryInfoA(req, HTTP_QUERY_STATUS_CODE|HTTP_QUERY_FLAG_REQUEST_HEADERS, &code, &size, NULL); ok_(__FILE__,line)(!res && GetLastError() == ERROR_HTTP_INVALID_QUERY_REQUEST, - "[invalid 2] HttpQueryInfo failed: %x(%d)\n", res, GetLastError()); + "[8] HttpQueryInfoA failed: %x(%d)\n", res, GetLastError()); } #define test_request_flags(a,b) _test_request_flags(__LINE__,a,b,FALSE)
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Alexandre Julliard