113 lines
3.4 KiB
C++
113 lines
3.4 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CEF_LIBCEF_COMMON_NET_UPLOAD_ELEMENT_H_
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#define CEF_LIBCEF_COMMON_NET_UPLOAD_ELEMENT_H_
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#include <stdint.h>
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#include <limits>
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#include <vector>
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#include "base/files/file_path.h"
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#include "base/time/time.h"
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#include "net/base/net_export.h"
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namespace net {
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// A class representing an element contained by UploadData.
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class UploadElement {
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public:
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enum Type {
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TYPE_BYTES,
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TYPE_FILE,
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};
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UploadElement();
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~UploadElement();
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Type type() const { return type_; }
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const char* bytes() const { return bytes_start_ ? bytes_start_ : &buf_[0]; }
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uint64_t bytes_length() const { return buf_.size() + bytes_length_; }
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const base::FilePath& file_path() const { return file_path_; }
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uint64_t file_range_offset() const { return file_range_offset_; }
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uint64_t file_range_length() const { return file_range_length_; }
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// If NULL time is returned, we do not do the check.
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const base::Time& expected_file_modification_time() const {
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return expected_file_modification_time_;
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}
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void SetToBytes(const char* bytes, int bytes_len) {
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type_ = TYPE_BYTES;
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buf_.assign(bytes, bytes + bytes_len);
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}
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// This does not copy the given data and the caller should make sure
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// the data is secured somewhere else (e.g. by attaching the data
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// using SetUserData).
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void SetToSharedBytes(const char* bytes, int bytes_len) {
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type_ = TYPE_BYTES;
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bytes_start_ = bytes;
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bytes_length_ = bytes_len;
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}
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void SetToFilePath(const base::FilePath& path) {
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SetToFilePathRange(path, 0, std::numeric_limits<uint64_t>::max(),
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base::Time());
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}
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// If expected_modification_time is NULL, we do not check for the file
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// change. Also note that the granularity for comparison is time_t, not
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// the full precision.
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void SetToFilePathRange(const base::FilePath& path,
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uint64_t offset,
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uint64_t length,
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const base::Time& expected_modification_time) {
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type_ = TYPE_FILE;
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file_path_ = path;
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file_range_offset_ = offset;
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file_range_length_ = length;
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expected_file_modification_time_ = expected_modification_time;
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}
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private:
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Type type_;
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std::vector<char> buf_;
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const char* bytes_start_;
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uint64_t bytes_length_;
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base::FilePath file_path_;
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uint64_t file_range_offset_;
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uint64_t file_range_length_;
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base::Time expected_file_modification_time_;
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DISALLOW_COPY_AND_ASSIGN(UploadElement);
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};
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#if defined(UNIT_TEST)
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inline bool operator==(const UploadElement& a, const UploadElement& b) {
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if (a.type() != b.type())
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return false;
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if (a.type() == UploadElement::TYPE_BYTES)
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return a.bytes_length() == b.bytes_length() &&
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memcmp(a.bytes(), b.bytes(), b.bytes_length()) == 0;
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if (a.type() == UploadElement::TYPE_FILE) {
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return a.file_path() == b.file_path() &&
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a.file_range_offset() == b.file_range_offset() &&
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a.file_range_length() == b.file_range_length() &&
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a.expected_file_modification_time() ==
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b.expected_file_modification_time();
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}
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return false;
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}
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inline bool operator!=(const UploadElement& a, const UploadElement& b) {
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return !(a == b);
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}
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#endif // defined(UNIT_TEST)
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} // namespace net
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#endif // CEF_LIBCEF_COMMON_NET_UPLOAD_ELEMENT_H_
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