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/*
* Copyright (C) 2004, 2006, 2008, 2011 Apple Inc. All rights reserved.
* Copyright (C) 2009 Google Inc. All rights reserved.
* Copyright (C) 2012 Digia Plc. and/or its subsidiary(-ies)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "platform/network/EncodedFormData.h"
#include "platform/FileMetadata.h"
#include "platform/network/FormDataEncoder.h"
#include "wtf/text/CString.h"
#include "wtf/text/TextEncoding.h"
namespace blink {
bool FormDataElement::isSafeToSendToAnotherThread() const {
return m_filename.isSafeToSendToAnotherThread() &&
m_blobUUID.isSafeToSendToAnotherThread() &&
m_fileSystemURL.isSafeToSendToAnotherThread();
}
inline EncodedFormData::EncodedFormData()
: m_identifier(0), m_containsPasswordData(false) {}
inline EncodedFormData::EncodedFormData(const EncodedFormData& data)
: RefCounted<EncodedFormData>(),
m_elements(data.m_elements),
m_identifier(data.m_identifier),
m_containsPasswordData(data.m_containsPasswordData) {}
EncodedFormData::~EncodedFormData() {}
PassRefPtr<EncodedFormData> EncodedFormData::create() {
return adoptRef(new EncodedFormData);
}
PassRefPtr<EncodedFormData> EncodedFormData::create(const void* data,
size_t size) {
RefPtr<EncodedFormData> result = create();
result->appendData(data, size);
return result.release();
}
PassRefPtr<EncodedFormData> EncodedFormData::create(const CString& string) {
RefPtr<EncodedFormData> result = create();
result->appendData(string.data(), string.length());
return result.release();
}
PassRefPtr<EncodedFormData> EncodedFormData::create(
const Vector<char>& vector) {
RefPtr<EncodedFormData> result = create();
result->appendData(vector.data(), vector.size());
return result.release();
}
PassRefPtr<EncodedFormData> EncodedFormData::copy() const {
return adoptRef(new EncodedFormData(*this));
}
PassRefPtr<EncodedFormData> EncodedFormData::deepCopy() const {
RefPtr<EncodedFormData> formData(create());
formData->m_identifier = m_identifier;
formData->m_boundary = m_boundary;
formData->m_containsPasswordData = m_containsPasswordData;
size_t n = m_elements.size();
formData->m_elements.reserveInitialCapacity(n);
for (size_t i = 0; i < n; ++i) {
const FormDataElement& e = m_elements[i];
switch (e.m_type) {
case FormDataElement::data:
formData->m_elements.uncheckedAppend(FormDataElement(e.m_data));
break;
case FormDataElement::encodedFile:
formData->m_elements.uncheckedAppend(
FormDataElement(e.m_filename.isolatedCopy(), e.m_fileStart,
e.m_fileLength, e.m_expectedFileModificationTime));
break;
case FormDataElement::encodedBlob:
formData->m_elements.uncheckedAppend(FormDataElement(
e.m_blobUUID.isolatedCopy(), e.m_optionalBlobDataHandle));
break;
case FormDataElement::encodedFileSystemURL:
formData->m_elements.uncheckedAppend(
FormDataElement(e.m_fileSystemURL.copy(), e.m_fileStart,
e.m_fileLength, e.m_expectedFileModificationTime));
break;
}
}
return formData.release();
}
void EncodedFormData::appendData(const void* data, size_t size) {
if (m_elements.isEmpty() || m_elements.back().m_type != FormDataElement::data)
m_elements.push_back(FormDataElement());
FormDataElement& e = m_elements.back();
size_t oldSize = e.m_data.size();
e.m_data.grow(oldSize + size);
memcpy(e.m_data.data() + oldSize, data, size);
}
void EncodedFormData::appendFile(const String& filename) {
m_elements.push_back(FormDataElement(filename, 0, BlobDataItem::toEndOfFile,
invalidFileTime()));
}
void EncodedFormData::appendFileRange(const String& filename,
long long start,
long long length,
double expectedModificationTime) {
m_elements.push_back(
FormDataElement(filename, start, length, expectedModificationTime));
}
void EncodedFormData::appendBlob(const String& uuid,
PassRefPtr<BlobDataHandle> optionalHandle) {
m_elements.push_back(FormDataElement(uuid, std::move(optionalHandle)));
}
void EncodedFormData::appendFileSystemURL(const KURL& url) {
m_elements.push_back(
FormDataElement(url, 0, BlobDataItem::toEndOfFile, invalidFileTime()));
}
void EncodedFormData::appendFileSystemURLRange(
const KURL& url,
long long start,
long long length,
double expectedModificationTime) {
m_elements.push_back(
FormDataElement(url, start, length, expectedModificationTime));
}
void EncodedFormData::flatten(Vector<char>& data) const {
// Concatenate all the byte arrays, but omit any files.
data.clear();
size_t n = m_elements.size();
for (size_t i = 0; i < n; ++i) {
const FormDataElement& e = m_elements[i];
if (e.m_type == FormDataElement::data)
data.append(e.m_data.data(), static_cast<size_t>(e.m_data.size()));
}
}
String EncodedFormData::flattenToString() const {
Vector<char> bytes;
flatten(bytes);
return Latin1Encoding().decode(reinterpret_cast<const char*>(bytes.data()),
bytes.size());
}
unsigned long long EncodedFormData::sizeInBytes() const {
unsigned size = 0;
size_t n = m_elements.size();
for (size_t i = 0; i < n; ++i) {
const FormDataElement& e = m_elements[i];
switch (e.m_type) {
case FormDataElement::data:
size += e.m_data.size();
break;
case FormDataElement::encodedFile:
size += e.m_fileLength - e.m_fileStart;
break;
case FormDataElement::encodedBlob:
if (e.m_optionalBlobDataHandle)
size += e.m_optionalBlobDataHandle->size();
break;
case FormDataElement::encodedFileSystemURL:
size += e.m_fileLength - e.m_fileStart;
break;
}
}
return size;
}
bool EncodedFormData::isSafeToSendToAnotherThread() const {
if (!hasOneRef())
return false;
for (auto& element : m_elements) {
if (!element.isSafeToSendToAnotherThread())
return false;
}
return true;
}
} // namespace blink
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