naiveproxy/net/cert/ct_signed_certificate_timestamp_log_param.cc
2018-01-29 00:30:36 +08:00

101 lines
3.5 KiB
C++

// Copyright 2013 The Chromium 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 "net/cert/ct_signed_certificate_timestamp_log_param.h"
#include <algorithm>
#include <memory>
#include <utility>
#include "base/base64.h"
#include "base/strings/string_number_conversions.h"
#include "base/values.h"
#include "net/cert/ct_sct_to_string.h"
#include "net/cert/signed_certificate_timestamp.h"
#include "net/log/net_log_capture_mode.h"
namespace net {
namespace {
// Base64 encode the given |value| string and put it in |dict| with the
// description |key|.
void SetBinaryData(const char* key,
base::StringPiece value,
base::DictionaryValue* dict) {
std::string b64_value;
base::Base64Encode(value, &b64_value);
dict->SetString(key, b64_value);
}
// Returns a dictionary where each key is a field of the SCT and its value
// is this field's value in the SCT. This dictionary is meant to be used for
// outputting a de-serialized SCT to the NetLog.
std::unique_ptr<base::DictionaryValue> SCTToDictionary(
const ct::SignedCertificateTimestamp& sct,
ct::SCTVerifyStatus status) {
std::unique_ptr<base::DictionaryValue> out(new base::DictionaryValue());
out->SetString("origin", OriginToString(sct.origin));
out->SetString("verification_status", StatusToString(status));
out->SetInteger("version", sct.version);
SetBinaryData("log_id", sct.log_id, out.get());
base::TimeDelta time_since_unix_epoch =
sct.timestamp - base::Time::UnixEpoch();
out->SetString("timestamp",
base::Int64ToString(time_since_unix_epoch.InMilliseconds()));
SetBinaryData("extensions", sct.extensions, out.get());
out->SetString("hash_algorithm",
HashAlgorithmToString(sct.signature.hash_algorithm));
out->SetString("signature_algorithm",
SignatureAlgorithmToString(sct.signature.signature_algorithm));
SetBinaryData("signature_data", sct.signature.signature_data, out.get());
return out;
}
// Given a list of SCTs and their statuses, return a ListValue instance where
// each item in the list is a dictionary created by SCTToDictionary.
std::unique_ptr<base::ListValue> SCTListToPrintableValues(
const SignedCertificateTimestampAndStatusList& sct_and_status_list) {
std::unique_ptr<base::ListValue> output_scts(new base::ListValue());
for (const auto& sct_and_status : sct_and_status_list)
output_scts->Append(
SCTToDictionary(*(sct_and_status.sct.get()), sct_and_status.status));
return output_scts;
}
} // namespace
std::unique_ptr<base::Value> NetLogSignedCertificateTimestampCallback(
const SignedCertificateTimestampAndStatusList* scts,
NetLogCaptureMode capture_mode) {
std::unique_ptr<base::DictionaryValue> dict(new base::DictionaryValue());
dict->Set("scts", SCTListToPrintableValues(*scts));
return std::move(dict);
}
std::unique_ptr<base::Value> NetLogRawSignedCertificateTimestampCallback(
base::StringPiece embedded_scts,
base::StringPiece sct_list_from_ocsp,
base::StringPiece sct_list_from_tls_extension,
NetLogCaptureMode capture_mode) {
std::unique_ptr<base::DictionaryValue> dict(new base::DictionaryValue());
SetBinaryData("embedded_scts", embedded_scts, dict.get());
SetBinaryData("scts_from_ocsp_response", sct_list_from_ocsp, dict.get());
SetBinaryData("scts_from_tls_extension", sct_list_from_tls_extension,
dict.get());
return std::move(dict);
}
} // namespace net