5c85e70240
Now that we have a UniqueFD class, the name FileDescriptor is ambiguous. Rename it to SharedFD. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Hirokazu Honda <hiroh@chromium.org> Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
68 lines
1.3 KiB
C++
68 lines
1.3 KiB
C++
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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/*
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* Copyright (C) 2020, Google Inc.
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*
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* ipc_pipe.h - Image Processing Algorithm IPC module for IPA proxies
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*/
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#pragma once
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#include <vector>
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#include <libcamera/base/shared_fd.h>
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#include <libcamera/base/signal.h>
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#include "libcamera/internal/ipc_unixsocket.h"
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namespace libcamera {
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class IPCMessage
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{
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public:
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struct Header {
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uint32_t cmd;
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uint32_t cookie;
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};
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IPCMessage();
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IPCMessage(uint32_t cmd);
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IPCMessage(const Header &header);
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IPCMessage(IPCUnixSocket::Payload &payload);
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IPCUnixSocket::Payload payload() const;
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Header &header() { return header_; }
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std::vector<uint8_t> &data() { return data_; }
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std::vector<SharedFD> &fds() { return fds_; }
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const Header &header() const { return header_; }
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const std::vector<uint8_t> &data() const { return data_; }
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const std::vector<SharedFD> &fds() const { return fds_; }
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private:
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Header header_;
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std::vector<uint8_t> data_;
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std::vector<SharedFD> fds_;
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};
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class IPCPipe
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{
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public:
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IPCPipe();
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virtual ~IPCPipe();
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bool isConnected() const { return connected_; }
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virtual int sendSync(const IPCMessage &in,
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IPCMessage *out) = 0;
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virtual int sendAsync(const IPCMessage &data) = 0;
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Signal<const IPCMessage &> recv;
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protected:
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bool connected_;
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};
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} /* namespace libcamera */
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