blob: 06b0aec64d1025d543ff9dc3d6a1a7d2e610c854 [file] [log] [blame]
/*
* Copyright (C) 2013 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include <wtf/cf/CFURLExtras.h>
#include <wtf/URL.h>
#include <wtf/text/CString.h>
namespace WTF {
RetainPtr<CFURLRef> createCFURLFromBuffer(const char* data, size_t size, CFURLRef baseURL)
{
// NOTE: We use UTF-8 here since this encoding is used when computing strings when returning URL components
// (e.g calls to NSURL -path). However, this function is not tolerant of illegal UTF-8 sequences, which
// could either be a malformed string or bytes in a different encoding, like Shift-JIS, so we fall back
// onto using ISO Latin-1 in those cases.
RetainPtr<CFURLRef> result = adoptCF(CFURLCreateAbsoluteURLWithBytes(0, reinterpret_cast<const UInt8*>(data), size, kCFStringEncodingUTF8, baseURL, true));
if (!result)
result = adoptCF(CFURLCreateAbsoluteURLWithBytes(0, reinterpret_cast<const UInt8*>(data), size, kCFStringEncodingISOLatin1, baseURL, true));
return result;
}
void getURLBytes(CFURLRef url, URLCharBuffer& result)
{
CFIndex bytesLength = CFURLGetBytes(url, 0, 0);
result.resize(bytesLength);
CFIndex finalLength = CFURLGetBytes(url, reinterpret_cast<UInt8*>(result.data()), bytesLength);
ASSERT_UNUSED(finalLength, finalLength == bytesLength);
}
void getURLBytes(CFURLRef url, CString& result)
{
CFIndex bytesLength = CFURLGetBytes(url, 0, 0);
char* bytes;
result = CString::newUninitialized(bytesLength, bytes);
CFIndex finalLength = CFURLGetBytes(url, reinterpret_cast<UInt8*>(bytes), bytesLength);
ASSERT_UNUSED(finalLength, finalLength == bytesLength);
}
bool isCFURLSameOrigin(CFURLRef cfURL, const URL& url)
{
ASSERT(url.protocolIsInHTTPFamily());
if (url.hasUsername() || url.hasPassword())
return protocolHostAndPortAreEqual(url, URL { cfURL });
URLCharBuffer bytes;
getURLBytes(cfURL, bytes);
StringView cfURLString { reinterpret_cast<const LChar*>(bytes.data()), static_cast<unsigned>(bytes.size()) };
if (!url.hasPath())
return StringView { url.string() } == cfURLString;
auto urlWithoutPath = StringView { url.string() }.substring(0, url.pathStart() + 1);
return cfURLString.startsWith(urlWithoutPath);
}
}