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/*
 *
 * Copyright 2018 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.
 *
 */

package transport

import (
    "math"
    "time"
)

const (
    // The default value of flow control window size in HTTP2 spec.
    defaultWindowSize = 65535
    // The initial window size for flow control.
    initialWindowSize             = defaultWindowSize // for an RPC
    infinity                      = time.Duration(math.MaxInt64)
    defaultClientKeepaliveTime    = infinity
    defaultClientKeepaliveTimeout = 20 * time.Second
    defaultMaxStreamsClient       = 100
    defaultMaxConnectionIdle      = infinity
    defaultMaxConnectionAge       = infinity
    defaultMaxConnectionAgeGrace  = infinity
    defaultServerKeepaliveTime    = 2 * time.Hour
    defaultServerKeepaliveTimeout = 20 * time.Second
    defaultKeepalivePolicyMinTime = 5 * time.Minute
    // max window limit set by HTTP2 Specs.
    maxWindowSize = math.MaxInt32
    // defaultWriteQuota is the default value for number of data
    // bytes that each stream can schedule before some of it being
    // flushed out.
    defaultWriteQuota              = 64 * 1024
    defaultClientMaxHeaderListSize = uint32(16 << 20)
    defaultServerMaxHeaderListSize = uint32(16 << 20)
)