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shlwapi: Fix UrlUnEscape to expand URLs in-place even if the output buffer is NULL.

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This commit is contained in:
Louis Lenders 2008-08-27 09:27:34 -07:00 committed by Alexandre Julliard
parent d571636dbc
commit 58efbe97ec
2 changed files with 8 additions and 8 deletions
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4
dlls/shlwapi/tests/url.c
View file

@ -937,21 +937,17 @@ static void test_UrlUnescape(void)
ok(!strcmp(inplace, expected), "got %s expected %s\n", inplace, expected);
ok(dwEscaped == 27, "got %d expected 27\n", dwEscaped);
todo_wine {
/* if we set the bufferpointer to NULL, the string apparently still gets converted (Google Lively does this)) */
ok(UrlUnescapeA(another_inplace, NULL, NULL, URL_UNESCAPE_INPLACE) == S_OK, "UrlUnescapeA failed unexpectedly\n");
ok(!strcmp(another_inplace, expected), "got %s expected %s\n", another_inplace, expected);
}
dwEscaped = sizeof(inplaceW);
ok(UrlUnescapeW(inplaceW, NULL, &dwEscaped, URL_UNESCAPE_INPLACE) == S_OK, "UrlUnescapeW failed unexpectedly\n");
ok(dwEscaped == 50, "got %d expected 50\n", dwEscaped);
todo_wine {
/* if we set the bufferpointer to NULL, the string apparently still gets converted (Google Lively does this)) */
ok(UrlUnescapeW(another_inplaceW, NULL, NULL, URL_UNESCAPE_INPLACE) == S_OK, "UrlUnescapeW failed unexpectedly\n");
ok(lstrlenW(another_inplaceW) == 24, "got %d expected 24\n", lstrlenW(another_inplaceW));
}
}

12
dlls/shlwapi/url.c
View file

@ -1155,13 +1155,15 @@ HRESULT WINAPI UrlUnescapeA(
TRACE("(%s, %p, %p, 0x%08x)\n", debugstr_a(pszUrl), pszUnescaped,
pcchUnescaped, dwFlags);
if(!pszUrl || (!pszUnescaped && !(dwFlags & URL_UNESCAPE_INPLACE)) || !pcchUnescaped)
return E_INVALIDARG;
if (!pszUrl) return E_INVALIDARG;
if(dwFlags & URL_UNESCAPE_INPLACE)
dst = pszUrl;
else
{
if (!pszUnescaped || !pcchUnescaped) return E_INVALIDARG;
dst = pszUnescaped;
}
for(src = pszUrl, needed = 0; *src; src++, needed++) {
if(dwFlags & URL_DONT_UNESCAPE_EXTRA_INFO &&
@ -1222,13 +1224,15 @@ HRESULT WINAPI UrlUnescapeW(
TRACE("(%s, %p, %p, 0x%08x)\n", debugstr_w(pszUrl), pszUnescaped,
pcchUnescaped, dwFlags);
if(!pszUrl || (!pszUnescaped && !(dwFlags & URL_UNESCAPE_INPLACE))|| !pcchUnescaped)
return E_INVALIDARG;
if(!pszUrl) return E_INVALIDARG;
if(dwFlags & URL_UNESCAPE_INPLACE)
dst = pszUrl;
else
{
if (!pszUnescaped || !pcchUnescaped) return E_INVALIDARG;
dst = pszUnescaped;
}
for(src = pszUrl, needed = 0; *src; src++, needed++) {
if(dwFlags & URL_DONT_UNESCAPE_EXTRA_INFO &&