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-rw-r--r--core/fpdfapi/parser/cpdf_object_avail_unittest.cpp21
-rw-r--r--core/fpdfapi/parser/cpdf_page_object_avail_unittest.cpp20
-rw-r--r--core/fpdfapi/parser/cpdf_parser_unittest.cpp30
-rw-r--r--core/fpdfapi/parser/cpdf_read_validator_unittest.cpp23
-rw-r--r--testing/fx_string_testhelpers.h50
-rw-r--r--testing/libfuzzer/xfa_codec_fuzzer.h29
6 files changed, 67 insertions, 106 deletions
diff --git a/core/fpdfapi/parser/cpdf_object_avail_unittest.cpp b/core/fpdfapi/parser/cpdf_object_avail_unittest.cpp
index 1a8c6d5d14..5c3da70530 100644
--- a/core/fpdfapi/parser/cpdf_object_avail_unittest.cpp
+++ b/core/fpdfapi/parser/cpdf_object_avail_unittest.cpp
@@ -14,27 +14,12 @@
#include "core/fpdfapi/parser/cpdf_reference.h"
#include "core/fpdfapi/parser/cpdf_string.h"
#include "core/fxcrt/fx_stream.h"
+#include "testing/fx_string_testhelpers.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/base/ptr_util.h"
namespace {
-class InvalidReader : public IFX_SeekableReadStream {
- public:
- template <typename T, typename... Args>
- friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
-
- // IFX_SeekableReadStream overrides:
- bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override {
- return false;
- }
- FX_FILESIZE GetSize() override { return 100; }
-
- private:
- InvalidReader() {}
- ~InvalidReader() override {}
-};
-
class TestReadValidator : public CPDF_ReadValidator {
public:
template <typename T, typename... Args>
@@ -44,7 +29,9 @@ class TestReadValidator : public CPDF_ReadValidator {
protected:
TestReadValidator()
- : CPDF_ReadValidator(pdfium::MakeRetain<InvalidReader>(), nullptr) {}
+ : CPDF_ReadValidator(
+ pdfium::MakeRetain<CFX_InvalidSeekableReadStream>(100),
+ nullptr) {}
~TestReadValidator() override {}
};
diff --git a/core/fpdfapi/parser/cpdf_page_object_avail_unittest.cpp b/core/fpdfapi/parser/cpdf_page_object_avail_unittest.cpp
index 1e83e80d32..14ba0e3273 100644
--- a/core/fpdfapi/parser/cpdf_page_object_avail_unittest.cpp
+++ b/core/fpdfapi/parser/cpdf_page_object_avail_unittest.cpp
@@ -15,26 +15,12 @@
#include "core/fpdfapi/parser/cpdf_reference.h"
#include "core/fpdfapi/parser/cpdf_string.h"
#include "core/fxcrt/fx_stream.h"
+#include "testing/fx_string_testhelpers.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/base/ptr_util.h"
namespace {
-class InvalidReader : public IFX_SeekableReadStream {
- public:
- template <typename T, typename... Args>
- friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
-
- // IFX_SeekableReadStream overrides:
- bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override {
- return false;
- }
- FX_FILESIZE GetSize() override { return 100; }
-
- private:
- InvalidReader() {}
- ~InvalidReader() override {}
-};
class TestReadValidator : public CPDF_ReadValidator {
public:
@@ -45,7 +31,9 @@ class TestReadValidator : public CPDF_ReadValidator {
protected:
TestReadValidator()
- : CPDF_ReadValidator(pdfium::MakeRetain<InvalidReader>(), nullptr) {}
+ : CPDF_ReadValidator(
+ pdfium::MakeRetain<CFX_InvalidSeekableReadStream>(100),
+ nullptr) {}
~TestReadValidator() override {}
};
diff --git a/core/fpdfapi/parser/cpdf_parser_unittest.cpp b/core/fpdfapi/parser/cpdf_parser_unittest.cpp
index b3352975a9..53e1434141 100644
--- a/core/fpdfapi/parser/cpdf_parser_unittest.cpp
+++ b/core/fpdfapi/parser/cpdf_parser_unittest.cpp
@@ -10,34 +10,10 @@
#include "core/fxcrt/fx_extension.h"
#include "core/fxcrt/fx_stream.h"
#include "core/fxcrt/retain_ptr.h"
+#include "testing/fx_string_testhelpers.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "testing/utils/path_service.h"
-// Provide a way to read test data from a buffer instead of a file.
-class CFX_TestBufferRead : public IFX_SeekableReadStream {
- public:
- template <typename T, typename... Args>
- friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
-
- // IFX_SeekableReadStream:
- bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override {
- if (offset < 0 || offset + size > total_size_)
- return false;
-
- memcpy(buffer, buffer_ + offset, size);
- return true;
- }
-
- FX_FILESIZE GetSize() override { return (FX_FILESIZE)total_size_; };
-
- protected:
- CFX_TestBufferRead(const unsigned char* buffer_in, size_t buf_size)
- : buffer_(buffer_in), total_size_(buf_size) {}
-
- const unsigned char* buffer_;
- size_t total_size_;
-};
-
// A wrapper class to help test member functions of CPDF_Parser.
class CPDF_TestParser : public CPDF_Parser {
public:
@@ -59,8 +35,8 @@ class CPDF_TestParser : public CPDF_Parser {
// Setup reading from a buffer and initial states.
bool InitTestFromBuffer(const unsigned char* buffer, size_t len) {
// For the test file, the header is set at the beginning.
- m_pSyntax->InitParser(pdfium::MakeRetain<CFX_TestBufferRead>(buffer, len),
- 0);
+ m_pSyntax->InitParser(
+ pdfium::MakeRetain<CFX_BufferSeekableReadStream>(buffer, len), 0);
return true;
}
diff --git a/core/fpdfapi/parser/cpdf_read_validator_unittest.cpp b/core/fpdfapi/parser/cpdf_read_validator_unittest.cpp
index c6007a6c31..308704f762 100644
--- a/core/fpdfapi/parser/cpdf_read_validator_unittest.cpp
+++ b/core/fpdfapi/parser/cpdf_read_validator_unittest.cpp
@@ -10,6 +10,7 @@
#include "core/fxcrt/cfx_memorystream.h"
#include "core/fxcrt/fx_stream.h"
+#include "testing/fx_string_testhelpers.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
@@ -62,22 +63,6 @@ class MockDownloadHints : public CPDF_DataAvail::DownloadHints {
std::pair<FX_FILESIZE, FX_FILESIZE> last_requested_range_;
};
-class InvalidReader : public IFX_SeekableReadStream {
- public:
- template <typename T, typename... Args>
- friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
-
- // IFX_SeekableReadStream overrides:
- bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override {
- return false;
- }
- FX_FILESIZE GetSize() override { return kTestDataSize; }
-
- private:
- InvalidReader() {}
- ~InvalidReader() override {}
-};
-
} // namespace
TEST(CPDF_ReadValidatorTest, UnavailableData) {
@@ -149,7 +134,7 @@ TEST(CPDF_ReadValidatorTest, UnavailableDataWithHints) {
}
TEST(CPDF_ReadValidatorTest, ReadError) {
- auto file = pdfium::MakeRetain<InvalidReader>();
+ auto file = pdfium::MakeRetain<CFX_InvalidSeekableReadStream>(kTestDataSize);
auto validator = pdfium::MakeRetain<CPDF_ReadValidator>(file, nullptr);
static const uint32_t kBufferSize = 3 * 1000;
@@ -182,7 +167,7 @@ TEST(CPDF_ReadValidatorTest, IntOverflow) {
TEST(CPDF_ReadValidatorTest, Session) {
std::vector<uint8_t> test_data(kTestDataSize);
- auto file = pdfium::MakeRetain<InvalidReader>();
+ auto file = pdfium::MakeRetain<CFX_InvalidSeekableReadStream>(kTestDataSize);
MockFileAvail file_avail;
MockDownloadHints hints;
auto validator = pdfium::MakeRetain<CPDF_ReadValidator>(file, &file_avail);
@@ -220,7 +205,7 @@ TEST(CPDF_ReadValidatorTest, Session) {
TEST(CPDF_ReadValidatorTest, SessionReset) {
std::vector<uint8_t> test_data(kTestDataSize);
- auto file = pdfium::MakeRetain<InvalidReader>();
+ auto file = pdfium::MakeRetain<CFX_InvalidSeekableReadStream>(kTestDataSize);
MockFileAvail file_avail;
MockDownloadHints hints;
auto validator = pdfium::MakeRetain<CPDF_ReadValidator>(file, &file_avail);
diff --git a/testing/fx_string_testhelpers.h b/testing/fx_string_testhelpers.h
index 34ac69dab4..5a269a3cf6 100644
--- a/testing/fx_string_testhelpers.h
+++ b/testing/fx_string_testhelpers.h
@@ -8,8 +8,58 @@
#include <ostream>
#include "core/fxcrt/cfx_datetime.h"
+#include "core/fxcrt/fx_stream.h"
// Output stream operator so GTEST macros work with CFX_DateTime objects.
std::ostream& operator<<(std::ostream& os, const CFX_DateTime& dt);
+class CFX_InvalidSeekableReadStream : public IFX_SeekableReadStream {
+ public:
+ template <typename T, typename... Args>
+ friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
+
+ // IFX_SeekableReadStream overrides:
+ bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override {
+ return false;
+ }
+ FX_FILESIZE GetSize() override { return data_size_; }
+
+ private:
+ explicit CFX_InvalidSeekableReadStream(FX_FILESIZE data_size)
+ : data_size_(data_size) {}
+
+ FX_FILESIZE data_size_;
+};
+
+class CFX_BufferSeekableReadStream : public IFX_SeekableReadStream {
+ public:
+ template <typename T, typename... Args>
+ friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
+
+ // IFX_SeekableReadStream:
+ bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override {
+ if (offset < 0 || static_cast<size_t>(offset) >= data_size_)
+ return false;
+
+ if (static_cast<size_t>(offset) + size > data_size_)
+ size = data_size_ - static_cast<size_t>(offset);
+ if (size == 0)
+ return false;
+
+ memcpy(buffer, data_ + offset, size);
+ return true;
+ }
+
+ FX_FILESIZE GetSize() override {
+ return static_cast<FX_FILESIZE>(data_size_);
+ }
+
+ private:
+ CFX_BufferSeekableReadStream(const unsigned char* src, size_t src_size)
+ : data_(src), data_size_(src_size) {}
+
+ const unsigned char* data_;
+ size_t data_size_;
+};
+
#endif // TESTING_FX_STRING_TESTHELPERS_H_
diff --git a/testing/libfuzzer/xfa_codec_fuzzer.h b/testing/libfuzzer/xfa_codec_fuzzer.h
index 5193a8930f..a590596dcf 100644
--- a/testing/libfuzzer/xfa_codec_fuzzer.h
+++ b/testing/libfuzzer/xfa_codec_fuzzer.h
@@ -13,8 +13,8 @@
#include "core/fxcodec/codec/ccodec_progressivedecoder.h"
#include "core/fxcodec/codec/ccodec_tiffmodule.h"
#include "core/fxcodec/fx_codec.h"
-#include "core/fxcrt/fx_stream.h"
#include "core/fxge/dib/cfx_dibitmap.h"
+#include "testing/fx_string_testhelpers.h"
#include "third_party/base/ptr_util.h"
class XFACodecFuzzer {
@@ -28,7 +28,7 @@ class XFACodecFuzzer {
std::unique_ptr<CCodec_ProgressiveDecoder> decoder =
mgr->CreateProgressiveDecoder();
- auto source = pdfium::MakeRetain<Reader>(data, size);
+ auto source = pdfium::MakeRetain<CFX_BufferSeekableReadStream>(data, size);
FXCODEC_STATUS status = decoder->LoadImageInfo(source, type, nullptr, true);
if (status != FXCODEC_STATUS_FRAME_READY)
return 0;
@@ -49,31 +49,6 @@ class XFACodecFuzzer {
return 0;
}
-
- private:
- class Reader : public IFX_SeekableReadStream {
- public:
- Reader(const uint8_t* data, size_t size) : m_data(data), m_size(size) {}
- ~Reader() {}
-
- bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override {
- if (offset < 0 || static_cast<size_t>(offset) >= m_size)
- return false;
- if (offset + size > m_size)
- size = m_size - offset;
- if (size == 0)
- return false;
-
- memcpy(buffer, m_data + offset, size);
- return true;
- }
-
- FX_FILESIZE GetSize() override { return static_cast<FX_FILESIZE>(m_size); }
-
- private:
- const uint8_t* const m_data;
- const size_t m_size;
- };
};
#endif // TESTING_LIBFUZZER_XFA_CODEC_FUZZER_H_
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 00:17:25 +0000