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https://github.com/NixOS/nix
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e0ff8da9d5
Fixes #10558 Co-Authored-By: Eugene Butler <eugene@eugene4.com> Co-authored-by: Eelco Dolstra <edolstra@gmail.com>
84 lines
1.3 KiB
C++
84 lines
1.3 KiB
C++
#pragma once
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///@file
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#include "types.hh"
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#include "file-descriptor.hh"
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#ifdef _WIN32
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# include <winsock2.h>
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#endif
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#include <unistd.h>
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namespace nix {
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/**
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* Create a Unix domain socket.
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*/
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AutoCloseFD createUnixDomainSocket();
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/**
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* Create a Unix domain socket in listen mode.
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*/
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AutoCloseFD createUnixDomainSocket(const Path & path, mode_t mode);
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/**
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* Often we want to use `Descriptor`, but Windows makes a slightly
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* stronger file descriptor vs socket distinction, at least at the level
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* of C types.
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*/
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using Socket =
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#ifdef _WIN32
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SOCKET
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#else
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int
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#endif
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;
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#ifdef _WIN32
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/**
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* Windows gives this a different name
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*/
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# define SHUT_WR SD_SEND
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# define SHUT_RDWR SD_BOTH
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#endif
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/**
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* Convert a `Socket` to a `Descriptor`
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*
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* This is a no-op except on Windows.
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*/
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static inline Socket toSocket(Descriptor fd)
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{
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#ifdef _WIN32
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return reinterpret_cast<Socket>(fd);
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#else
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return fd;
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#endif
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}
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/**
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* Convert a `Socket` to a `Descriptor`
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*
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* This is a no-op except on Windows.
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*/
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static inline Descriptor fromSocket(Socket fd)
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{
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#ifdef _WIN32
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return reinterpret_cast<Descriptor>(fd);
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#else
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return fd;
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#endif
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}
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/**
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* Bind a Unix domain socket to a path.
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*/
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void bind(Socket fd, const std::string & path);
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/**
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* Connect to a Unix domain socket.
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*/
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void connect(Socket fd, const std::string & path);
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}
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