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/*
* Copyright (c) 2025 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <cstdint>
#include <optional>
#include <string>
#include "absl/strings/string_view.h"
#include "rtc_base/base64.h"
#include "rtc_base/base64.rs.h"
#include "third_party/rust/chromium_crates_io/vendor/cxx-v1/include/cxx.h"
namespace webrtc {
namespace {
Base64DecodeSetting ToRustDecodeSetting(Base64DecodeOptions options) {
switch (options) {
case Base64DecodeOptions::kStrict:
return Base64DecodeSetting::Strict;
case Base64DecodeOptions::kForgiving:
return Base64DecodeSetting::Forgiving;
}
}
} // namespace
std::string Base64Encode(absl::string_view data) {
rust::Slice<const uint8_t> input_slice(
reinterpret_cast<const uint8_t*>(data.data()), data.size());
rust::Vec<uint8_t> output_slice;
rust::String str = rs_base64_encode(input_slice);
return std::string(str);
}
std::optional<std::string> Base64Decode(absl::string_view data,
Base64DecodeOptions options) {
rust::Slice<const uint8_t> input_slice(
reinterpret_cast<const uint8_t*>(data.data()), data.size());
std::string output;
if (!rs_base64_decode(input_slice, ToRustDecodeSetting(options), output)) {
return std::nullopt;
}
return output;
}
} // namespace webrtc
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