wininet: Make heap_strndupAtoW stop at the first null.

The analogous heap_strndupW already does this. Fixes InternetCrackUrlA
behavior when passed a dwUrlLength that's past the end of the string.

Signed-off-by: Tim Clem <tclem@codeweavers.com>
Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Tim Clem 2021-07-02 16:12:04 -07:00 committed by Alexandre Julliard
parent d4a417f885
commit 681ce692a0
2 changed files with 4 additions and 3 deletions

View file

@ -152,7 +152,10 @@ static inline WCHAR *heap_strndupAtoW(const char *str, int len_a, DWORD *len_w)
if(str) {
size_t len;
if(len_a < 0) len_a = strlen(str);
if(len_a < 0)
len_a = strlen(str);
else if(len_a > 0)
len_a = strnlen(str, len_a);
len = MultiByteToWideChar(CP_ACP, 0, str, len_a, NULL, 0);
ret = heap_alloc((len+1)*sizeof(WCHAR));
if(ret) {

View file

@ -659,7 +659,6 @@ static void InternetCrackUrl_test(void)
copy_compsA(&urlSrc, &urlComponents, 32, 1024, 1024, 1024, 1024, 1024);
ret = InternetCrackUrlA("http://x.org", 13 /* includes the nul */, 0, &urlComponents);
ok(ret, "InternetCrackUrlA failed with error %d\n", GetLastError());
todo_wine
ok(urlComponents.dwHostNameLength == 5,
"Expected dwHostNameLength of 5, got %d\n", urlComponents.dwHostNameLength);
@ -670,7 +669,6 @@ static void InternetCrackUrl_test(void)
copy_compsA(&urlSrc, &urlComponents, 32, 1024, 1024, 1024, 1024, 1024);
ret = InternetCrackUrlA("http://x.org\0/x", 15, 0, &urlComponents);
ok(ret, "InternetCrackUrlA failed with error %d\n", GetLastError());
todo_wine
ok(urlComponents.dwUrlPathLength == 0,
"Expected dwUrlPathLength of 0, got %d\n", urlComponents.dwUrlPathLength);
}