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wininet: Don't update *lpdwIndex if HttpQueryInfoW fails with ERROR_INSUFFICIENT_BUFFER.

This commit is contained in:
Sebastian Lackner 2014-06-17 02:57:10 +02:00 committed by Alexandre Julliard
parent fd6c5490df
commit 2e0921d065
2 changed files with 16 additions and 4 deletions
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3
dlls/wininet/http.c
View File

@ -3695,8 +3695,6 @@ static DWORD HTTP_HttpQueryInfoW(http_request_t *request, DWORD dwInfoLevel,
return ERROR_HTTP_HEADER_NOT_FOUND;
}
if (lpdwIndex) (*lpdwIndex)++;
/* coalesce value to requested type */
if (dwInfoLevel & HTTP_QUERY_FLAG_NUMBER && lpBuffer)
{
@ -3742,6 +3740,7 @@ static DWORD HTTP_HttpQueryInfoW(http_request_t *request, DWORD dwInfoLevel,
}
*lpdwBufferLength = len - sizeof(WCHAR);
}
if (lpdwIndex) (*lpdwIndex)++;
return ERROR_SUCCESS;
}

17
dlls/wininet/tests/http.c
View File

@ -465,7 +465,7 @@ static void InternetReadFile_test(int flags, const test_data_t *test)
char *post_data = NULL;
BOOL res, on_async = TRUE;
CHAR buffer[4000];
DWORD length, exlen = 0, post_len = 0;
DWORD length, index, exlen = 0, post_len = 0;
const char *types[2] = { "*", NULL };
HINTERNET hi, hic = 0, hor = 0;
@ -635,12 +635,23 @@ static void InternetReadFile_test(int flags, const test_data_t *test)
ok(res, "InternetQueryOptionA(INTERNET_OPTION_URL) failed: %u\n", GetLastError());
ok(!strcmp(buffer, test->redirected_url), "Wrong URL %s\n", buffer);
index = 0;
length = 0;
SetLastError(0xdeadbeef);
ok(HttpQueryInfoA(hor,HTTP_QUERY_CONTENT_LENGTH,NULL,&length,&index) == FALSE,"Query worked\n");
if(test->flags & TESTF_COMPRESSED)
ok(GetLastError() == ERROR_HTTP_HEADER_NOT_FOUND,
"expected ERROR_HTTP_HEADER_NOT_FOUND, got %u\n", GetLastError());
ok(index == 0, "Index was incremented\n");
index = 0;
length = 16;
res = HttpQueryInfoA(hor,HTTP_QUERY_CONTENT_LENGTH,&buffer,&length,0x0);
res = HttpQueryInfoA(hor,HTTP_QUERY_CONTENT_LENGTH,&buffer,&length,&index);
trace("Option HTTP_QUERY_CONTENT_LENGTH -> %i %s (%u)\n",res,buffer,GetLastError());
if(test->flags & TESTF_COMPRESSED)
ok(!res && GetLastError() == ERROR_HTTP_HEADER_NOT_FOUND,
"expected ERROR_HTTP_HEADER_NOT_FOUND, got %x (%u)\n", res, GetLastError());
ok(!res || index == 1, "Index was not incremented although result is %x (index = %u)\n", res, index);
length = 100;
res = HttpQueryInfoA(hor,HTTP_QUERY_CONTENT_TYPE,buffer,&length,0x0);
@ -1594,6 +1605,8 @@ static void HttpHeaders_test(void)
strcpy(buffer,"Warning");
ok(HttpQueryInfoA(hRequest,HTTP_QUERY_CUSTOM|HTTP_QUERY_FLAG_REQUEST_HEADERS,
buffer,&len,&index) == FALSE,"Query succeeded on a too small buffer\n");
ok(GetLastError() == ERROR_INSUFFICIENT_BUFFER, "Unexpected last error: %d\n", GetLastError());
ok(index == 0, "Index was incremented\n");
ok(strcmp(buffer,"Warning")==0, "incorrect string was returned(%s)\n",buffer); /* string not touched */
ok(len == 6, "Invalid length (exp. 6, got %d)\n", len); /* unlike success, the length includes the NULL-terminator */