chromium/third_party/grpc/src/src/core/lib/surface/validate_metadata.cc

//
//
// Copyright 2016 gRPC authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
//

#include <grpc/support/port_platform.h>

#include "src/core/lib/surface/validate_metadata.h"

#include "absl/status/status.h"
#include "absl/strings/string_view.h"

#include <grpc/grpc.h>

#include "src/core/lib/gpr/string.h"
#include "src/core/lib/gprpp/bitset.h"
#include "src/core/lib/gprpp/memory.h"
#include "src/core/lib/gprpp/status_helper.h"
#include "src/core/lib/iomgr/error.h"

static grpc_error_handle conforms_to(const grpc_slice& slice,
                                     const grpc_core::BitSet<256>& legal_bits,
                                     const char* err_desc) { … }

static int error2int(grpc_error_handle error) { … }

namespace {
class LegalHeaderKeyBits : public grpc_core::BitSet<256> { … };
constexpr LegalHeaderKeyBits g_legal_header_key_bits;
}  // namespace

grpc_error_handle grpc_validate_header_key_is_legal(const grpc_slice& slice) { … }

int grpc_header_key_is_legal(grpc_slice slice) { … }

namespace {
class LegalHeaderNonBinValueBits : public grpc_core::BitSet<256> { … };
constexpr LegalHeaderNonBinValueBits g_legal_header_non_bin_value_bits;
}  // namespace

grpc_error_handle grpc_validate_header_nonbin_value_is_legal(
    const grpc_slice& slice) { … }

int grpc_header_nonbin_value_is_legal(grpc_slice slice) { … }

int grpc_is_binary_header_internal(const grpc_slice& slice) { … }

int grpc_is_binary_header(grpc_slice slice) { … }