/usr/include/capnp/rpc-prelude.h is in libcapnp-dev 0.4.0-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 | // Copyright (c) 2013, Kenton Varda <temporal@gmail.com>
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
// ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// This file contains a bunch of internal declarations that must appear before rpc.h can start.
// We don't define these directly in rpc.h because it makes the file hard to read.
#ifndef CAPNP_RPC_PRELUDE_H_
#define CAPNP_RPC_PRELUDE_H_
#include "capability.h"
namespace capnp {
class OutgoingRpcMessage;
class IncomingRpcMessage;
template <typename SturdyRefHostId>
class RpcSystem;
namespace _ { // private
class VatNetworkBase {
// Non-template version of VatNetwork. Ignore this class; see VatNetwork, below.
public:
class Connection;
struct ConnectionAndProvisionId {
kj::Own<Connection> connection;
kj::Own<OutgoingRpcMessage> firstMessage;
Orphan<AnyPointer> provisionId;
};
class Connection {
public:
virtual kj::Own<OutgoingRpcMessage> newOutgoingMessage(uint firstSegmentWordSize) = 0;
virtual kj::Promise<kj::Maybe<kj::Own<IncomingRpcMessage>>> receiveIncomingMessage() = 0;
virtual void baseIntroduceTo(Connection& recipient,
AnyPointer::Builder sendToRecipient, AnyPointer::Builder sendToTarget) = 0;
virtual ConnectionAndProvisionId baseConnectToIntroduced(AnyPointer::Reader capId) = 0;
virtual kj::Own<Connection> baseAcceptIntroducedConnection(AnyPointer::Reader recipientId) = 0;
};
virtual kj::Maybe<kj::Own<Connection>> baseConnectToRefHost(_::StructReader hostId) = 0;
virtual kj::Promise<kj::Own<Connection>> baseAcceptConnectionAsRefHost() = 0;
};
class SturdyRefRestorerBase {
public:
virtual Capability::Client baseRestore(AnyPointer::Reader ref) = 0;
};
class RpcSystemBase {
public:
RpcSystemBase(VatNetworkBase& network, kj::Maybe<SturdyRefRestorerBase&> restorer);
RpcSystemBase(RpcSystemBase&& other) noexcept;
~RpcSystemBase() noexcept(false);
private:
class Impl;
kj::Own<Impl> impl;
Capability::Client baseRestore(_::StructReader hostId, AnyPointer::Reader objectId);
// TODO(someday): Maybe define a public API called `TypelessStruct` so we don't have to rely
// on `_::StructReader` here?
template <typename>
friend class capnp::RpcSystem;
};
} // namespace _ (private)
} // namespace capnp
#endif // CAPNP_RPC_PRELUDE_H_
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