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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/HashMap.h>
#include <RequestServer/Protocol.h>
#include <errno.h>
#include <fcntl.h>
#include <string.h>
#include <unistd.h>
namespace RequestServer {
static HashMap<DeprecatedString, Protocol*>& all_protocols()
{
static HashMap<DeprecatedString, Protocol*> map;
return map;
}
Protocol* Protocol::find_by_name(DeprecatedString const& name)
{
return all_protocols().get(name).value_or(nullptr);
}
Protocol::Protocol(DeprecatedString const& name)
{
all_protocols().set(name, this);
}
Protocol::~Protocol()
{
// FIXME: Do proper de-registration.
VERIFY_NOT_REACHED();
}
ErrorOr<Protocol::Pipe> Protocol::get_pipe_for_request()
{
int fd_pair[2] { 0 };
if (pipe(fd_pair) != 0) {
auto saved_errno = errno;
dbgln("Protocol: pipe() failed: {}", strerror(saved_errno));
return Error::from_errno(saved_errno);
}
fcntl(fd_pair[1], F_SETFL, fcntl(fd_pair[1], F_GETFL) | O_NONBLOCK);
return Pipe { fd_pair[0], fd_pair[1] };
}
}
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