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-rw-r--r--xfa/fxfa/cxfa_ffapp_unittest.cpp86
-rw-r--r--xfa/fxfa/cxfa_ffdoc.cpp4
-rw-r--r--xfa/fxfa/cxfa_fileread.cpp82
-rw-r--r--xfa/fxfa/cxfa_fileread.h36
4 files changed, 2 insertions, 206 deletions
diff --git a/xfa/fxfa/cxfa_ffapp_unittest.cpp b/xfa/fxfa/cxfa_ffapp_unittest.cpp
deleted file mode 100644
index bd35956c39..0000000000
--- a/xfa/fxfa/cxfa_ffapp_unittest.cpp
+++ /dev/null
@@ -1,86 +0,0 @@
-// Copyright 2016 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "xfa/fxfa/cxfa_ffapp.h"
-
-#include <memory>
-#include <vector>
-
-#include "core/fpdfapi/parser/cpdf_dictionary.h"
-#include "core/fpdfapi/parser/cpdf_stream.h"
-#include "core/fxcrt/fx_memory.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "testing/test_support.h"
-#include "third_party/base/ptr_util.h"
-#include "xfa/fxfa/cxfa_fileread.h"
-
-TEST(CXFAFileReadTest, NoStreams) {
- std::vector<CPDF_Stream*> streams;
- auto fileread = pdfium::MakeRetain<CXFA_FileRead>(streams);
-
- uint8_t output_buffer[16];
- memset(output_buffer, 0xbd, sizeof(output_buffer));
- EXPECT_FALSE(fileread->ReadBlock(output_buffer, 0, 0));
- EXPECT_EQ(0xbd, output_buffer[0]);
-}
-
-TEST(CXFAFileReadTest, EmptyStreams) {
- std::vector<CPDF_Stream*> streams;
- auto stream1 = pdfium::MakeUnique<CPDF_Stream>();
- streams.push_back(stream1.get());
- auto fileread = pdfium::MakeRetain<CXFA_FileRead>(streams);
-
- uint8_t output_buffer[16];
- memset(output_buffer, 0xbd, sizeof(output_buffer));
- EXPECT_FALSE(fileread->ReadBlock(output_buffer, 0, 0));
- EXPECT_EQ(0xbd, output_buffer[0]);
-}
-
-TEST(CXFAFileReadTest, NormalStreams) {
- std::vector<CPDF_Stream*> streams;
- auto stream1 = pdfium::MakeUnique<CPDF_Stream>();
- auto stream2 = pdfium::MakeUnique<CPDF_Stream>();
- auto stream3 = pdfium::MakeUnique<CPDF_Stream>();
-
- // 16 chars total.
- stream1->InitStream(reinterpret_cast<const uint8_t*>("one t"), 5,
- pdfium::MakeUnique<CPDF_Dictionary>());
- stream2->InitStream(reinterpret_cast<const uint8_t*>("wo "), 3,
- pdfium::MakeUnique<CPDF_Dictionary>());
- stream3->InitStream(reinterpret_cast<const uint8_t*>("three!!!"), 8,
- pdfium::MakeUnique<CPDF_Dictionary>());
-
- streams.push_back(stream1.get());
- streams.push_back(stream2.get());
- streams.push_back(stream3.get());
- auto fileread = pdfium::MakeRetain<CXFA_FileRead>(streams);
-
- uint8_t output_buffer[16];
- memset(output_buffer, 0xbd, sizeof(output_buffer));
- EXPECT_TRUE(fileread->ReadBlock(output_buffer, 0, 0));
- EXPECT_EQ(0xbd, output_buffer[0]);
-
- memset(output_buffer, 0xbd, sizeof(output_buffer));
- EXPECT_TRUE(fileread->ReadBlock(output_buffer, 1, 0));
- EXPECT_EQ(0xbd, output_buffer[0]);
-
- memset(output_buffer, 0xbd, sizeof(output_buffer));
- EXPECT_TRUE(fileread->ReadBlock(output_buffer, 0, 1));
- EXPECT_EQ(0, memcmp(output_buffer, "o", 1));
- EXPECT_EQ(0xbd, output_buffer[1]);
-
- memset(output_buffer, 0xbd, sizeof(output_buffer));
- EXPECT_TRUE(fileread->ReadBlock(output_buffer, 0, sizeof(output_buffer)));
- EXPECT_EQ(0, memcmp(output_buffer, "one two three!!!", 16));
-
- memset(output_buffer, 0xbd, sizeof(output_buffer));
- EXPECT_TRUE(fileread->ReadBlock(output_buffer, 2, 10));
- EXPECT_EQ(0, memcmp(output_buffer, "e two thre", 10));
- EXPECT_EQ(0xbd, output_buffer[11]);
-
- memset(output_buffer, 0xbd, sizeof(output_buffer));
- EXPECT_FALSE(fileread->ReadBlock(output_buffer, 1, sizeof(output_buffer)));
- EXPECT_EQ(0, memcmp(output_buffer, "ne two three!!!", 15));
- EXPECT_EQ(0xbd, output_buffer[15]);
-}
diff --git a/xfa/fxfa/cxfa_ffdoc.cpp b/xfa/fxfa/cxfa_ffdoc.cpp
index 640ac39178..d53f1b2ad7 100644
--- a/xfa/fxfa/cxfa_ffdoc.cpp
+++ b/xfa/fxfa/cxfa_ffdoc.cpp
@@ -16,6 +16,7 @@
#include "core/fpdfdoc/cpdf_nametree.h"
#include "core/fxcrt/cfx_checksumcontext.h"
#include "core/fxcrt/cfx_memorystream.h"
+#include "core/fxcrt/cfx_seekablemultistream.h"
#include "core/fxcrt/fx_extension.h"
#include "core/fxcrt/fx_memory.h"
#include "core/fxcrt/xml/cfx_xmlelement.h"
@@ -26,7 +27,6 @@
#include "xfa/fxfa/cxfa_ffdocview.h"
#include "xfa/fxfa/cxfa_ffnotify.h"
#include "xfa/fxfa/cxfa_ffwidget.h"
-#include "xfa/fxfa/cxfa_fileread.h"
#include "xfa/fxfa/cxfa_fontmgr.h"
#include "xfa/fxfa/parser/cxfa_dataexporter.h"
#include "xfa/fxfa/parser/cxfa_dataimporter.h"
@@ -316,7 +316,7 @@ bool CXFA_FFDoc::OpenDoc(CPDF_Document* pPDFDoc) {
return false;
m_pPDFDoc = pPDFDoc;
- m_pStream = pdfium::MakeRetain<CXFA_FileRead>(xfaStreams);
+ m_pStream = pdfium::MakeRetain<CFX_SeekableMultiStream>(xfaStreams);
return true;
}
diff --git a/xfa/fxfa/cxfa_fileread.cpp b/xfa/fxfa/cxfa_fileread.cpp
deleted file mode 100644
index 12e23646d1..0000000000
--- a/xfa/fxfa/cxfa_fileread.cpp
+++ /dev/null
@@ -1,82 +0,0 @@
-// Copyright 2017 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#include "xfa/fxfa/cxfa_fileread.h"
-
-#include <algorithm>
-
-#include "core/fpdfapi/parser/cpdf_stream_acc.h"
-#include "third_party/base/logging.h"
-#include "third_party/base/stl_util.h"
-
-CXFA_FileRead::CXFA_FileRead(const std::vector<CPDF_Stream*>& streams) {
- for (CPDF_Stream* pStream : streams) {
- m_Data.push_back(pdfium::MakeRetain<CPDF_StreamAcc>(pStream));
- m_Data.back()->LoadAllData();
- }
-}
-
-CXFA_FileRead::~CXFA_FileRead() {}
-
-FX_FILESIZE CXFA_FileRead::GetSize() {
- uint32_t dwSize = 0;
- for (const auto& acc : m_Data)
- dwSize += acc->GetSize();
- return dwSize;
-}
-
-bool CXFA_FileRead::ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) {
- int32_t iCount = pdfium::CollectionSize<int32_t>(m_Data);
- int32_t index = 0;
- while (index < iCount) {
- const auto& acc = m_Data[index];
- FX_FILESIZE dwSize = acc->GetSize();
- if (offset < dwSize)
- break;
-
- offset -= dwSize;
- index++;
- }
- while (index < iCount) {
- const auto& acc = m_Data[index];
- uint32_t dwSize = acc->GetSize();
- size_t dwRead = std::min(size, static_cast<size_t>(dwSize - offset));
- memcpy(buffer, acc->GetData() + offset, dwRead);
- size -= dwRead;
- if (size == 0)
- return true;
-
- buffer = static_cast<uint8_t*>(buffer) + dwRead;
- offset = 0;
- index++;
- }
- return false;
-}
-
-size_t CXFA_FileRead::ReadBlock(void* buffer, size_t size) {
- NOTREACHED();
- return 0;
-}
-
-FX_FILESIZE CXFA_FileRead::GetPosition() {
- return 0;
-}
-
-bool CXFA_FileRead::IsEOF() {
- return false;
-}
-
-bool CXFA_FileRead::Flush() {
- NOTREACHED();
- return false;
-}
-
-bool CXFA_FileRead::WriteBlock(const void* pData,
- FX_FILESIZE offset,
- size_t size) {
- NOTREACHED();
- return false;
-}
diff --git a/xfa/fxfa/cxfa_fileread.h b/xfa/fxfa/cxfa_fileread.h
deleted file mode 100644
index 62fa4c67bb..0000000000
--- a/xfa/fxfa/cxfa_fileread.h
+++ /dev/null
@@ -1,36 +0,0 @@
-// Copyright 2017 PDFium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
-
-#ifndef XFA_FXFA_CXFA_FILEREAD_H_
-#define XFA_FXFA_CXFA_FILEREAD_H_
-
-#include <vector>
-
-#include "core/fxcrt/fx_stream.h"
-#include "core/fxcrt/retain_ptr.h"
-
-class CPDF_Stream;
-class CPDF_StreamAcc;
-
-class CXFA_FileRead : public IFX_SeekableStream {
- public:
- explicit CXFA_FileRead(const std::vector<CPDF_Stream*>& streams);
- ~CXFA_FileRead() override;
-
- // IFX_SeekableReadStream
- FX_FILESIZE GetPosition() override;
- FX_FILESIZE GetSize() override;
- bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override;
- size_t ReadBlock(void* buffer, size_t size) override;
- bool IsEOF() override;
- bool Flush() override;
- bool WriteBlock(const void* pData, FX_FILESIZE offset, size_t size) override;
-
- private:
- std::vector<RetainPtr<CPDF_StreamAcc>> m_Data;
-};
-
-#endif // XFA_FXFA_CXFA_FILEREAD_H_