| /* |
| * Copyright (C) 2008 Apple Computer, Inc. All rights reserved. |
| * Copyright (C) 2006 Michael Emmel mike.emmel@gmail.com |
| * Copyright (C) 2007 Alp Toker <alp.toker@collabora.co.uk> |
| * Copyright (C) 2007 Holger Hans Peter Freyther |
| * Copyright (C) 2008 Collabora Ltd. |
| * 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 COMPUTER, INC. ``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 COMPUTER, INC. OR |
| * 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 "FormDataStreamCurl.h" |
| |
| #include "FormData.h" |
| #include "ResourceRequest.h" |
| #include <wtf/text/CString.h> |
| |
| namespace WebCore { |
| |
| FormDataStream::~FormDataStream() |
| { |
| if (m_file) |
| fclose(m_file); |
| } |
| |
| size_t FormDataStream::read(void* ptr, size_t blockSize, size_t numberOfBlocks) |
| { |
| // Check for overflow. |
| if (!numberOfBlocks || blockSize > std::numeric_limits<size_t>::max() / numberOfBlocks) |
| return 0; |
| |
| Vector<FormDataElement> elements; |
| if (m_resourceHandle->firstRequest().httpBody()) |
| elements = m_resourceHandle->firstRequest().httpBody()->elements(); |
| |
| if (m_formDataElementIndex >= elements.size()) |
| return 0; |
| |
| FormDataElement element = elements[m_formDataElementIndex]; |
| |
| size_t toSend = blockSize * numberOfBlocks; |
| size_t sent; |
| |
| if (element.m_type == FormDataElement::encodedFile) { |
| if (!m_file) |
| m_file = fopen(element.m_filename.utf8().data(), "rb"); |
| |
| if (!m_file) { |
| // FIXME: show a user error? |
| #ifndef NDEBUG |
| printf("Failed while trying to open %s for upload\n", element.m_filename.utf8().data()); |
| #endif |
| return 0; |
| } |
| |
| sent = fread(ptr, blockSize, numberOfBlocks, m_file); |
| if (!blockSize && ferror(m_file)) { |
| // FIXME: show a user error? |
| #ifndef NDEBUG |
| printf("Failed while trying to read %s for upload\n", element.m_filename.utf8().data()); |
| #endif |
| return 0; |
| } |
| if (feof(m_file)) { |
| fclose(m_file); |
| m_file = 0; |
| m_formDataElementIndex++; |
| } |
| } else { |
| size_t elementSize = element.m_data.size() - m_formDataElementDataOffset; |
| sent = elementSize > toSend ? toSend : elementSize; |
| memcpy(ptr, element.m_data.data() + m_formDataElementDataOffset, sent); |
| if (elementSize > sent) |
| m_formDataElementDataOffset += sent; |
| else { |
| m_formDataElementDataOffset = 0; |
| m_formDataElementIndex++; |
| } |
| } |
| |
| return sent; |
| } |
| |
| bool FormDataStream::hasMoreElements() const |
| { |
| Vector<FormDataElement> elements; |
| if (m_resourceHandle->firstRequest().httpBody()) |
| elements = m_resourceHandle->firstRequest().httpBody()->elements(); |
| |
| return m_formDataElementIndex < elements.size(); |
| } |
| |
| } // namespace WebCore |