chromium/third_party/pdfium/fpdfsdk/fpdf_attachment.cpp

// Copyright 2017 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "public/fpdf_attachment.h"

#include <limits.h>

#include <array>
#include <memory>
#include <utility>

#include "constants/stream_dict_common.h"
#include "core/fdrm/fx_crypt.h"
#include "core/fpdfapi/parser/cpdf_array.h"
#include "core/fpdfapi/parser/cpdf_dictionary.h"
#include "core/fpdfapi/parser/cpdf_document.h"
#include "core/fpdfapi/parser/cpdf_name.h"
#include "core/fpdfapi/parser/cpdf_number.h"
#include "core/fpdfapi/parser/cpdf_reference.h"
#include "core/fpdfapi/parser/cpdf_stream.h"
#include "core/fpdfapi/parser/cpdf_string.h"
#include "core/fpdfapi/parser/fpdf_parser_decode.h"
#include "core/fpdfdoc/cpdf_filespec.h"
#include "core/fpdfdoc/cpdf_nametree.h"
#include "core/fxcodec/data_and_bytes_consumed.h"
#include "core/fxcrt/cfx_datetime.h"
#include "core/fxcrt/data_vector.h"
#include "core/fxcrt/fx_extension.h"
#include "core/fxcrt/numerics/safe_conversions.h"
#include "fpdfsdk/cpdfsdk_helpers.h"

namespace {

constexpr char kChecksumKey[] = …;

}  // namespace

FPDF_EXPORT int FPDF_CALLCONV
FPDFDoc_GetAttachmentCount(FPDF_DOCUMENT document) { … }

FPDF_EXPORT FPDF_ATTACHMENT FPDF_CALLCONV
FPDFDoc_AddAttachment(FPDF_DOCUMENT document, FPDF_WIDESTRING name) { … }

FPDF_EXPORT FPDF_ATTACHMENT FPDF_CALLCONV
FPDFDoc_GetAttachment(FPDF_DOCUMENT document, int index) { … }

FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV
FPDFDoc_DeleteAttachment(FPDF_DOCUMENT document, int index) { … }

FPDF_EXPORT unsigned long FPDF_CALLCONV
FPDFAttachment_GetName(FPDF_ATTACHMENT attachment,
                       FPDF_WCHAR* buffer,
                       unsigned long buflen) { … }

FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV
FPDFAttachment_HasKey(FPDF_ATTACHMENT attachment, FPDF_BYTESTRING key) { … }

FPDF_EXPORT FPDF_OBJECT_TYPE FPDF_CALLCONV
FPDFAttachment_GetValueType(FPDF_ATTACHMENT attachment, FPDF_BYTESTRING key) { … }

FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV
FPDFAttachment_SetStringValue(FPDF_ATTACHMENT attachment,
                              FPDF_BYTESTRING key,
                              FPDF_WIDESTRING value) { … }

FPDF_EXPORT unsigned long FPDF_CALLCONV
FPDFAttachment_GetStringValue(FPDF_ATTACHMENT attachment,
                              FPDF_BYTESTRING key,
                              FPDF_WCHAR* buffer,
                              unsigned long buflen) { … }

FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV
FPDFAttachment_SetFile(FPDF_ATTACHMENT attachment,
                       FPDF_DOCUMENT document,
                       const void* contents,
                       unsigned long len) { … }

FPDF_EXPORT FPDF_BOOL FPDF_CALLCONV
FPDFAttachment_GetFile(FPDF_ATTACHMENT attachment,
                       void* buffer,
                       unsigned long buflen,
                       unsigned long* out_buflen) { … }