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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#ifndef RUST_PORT_H
#define RUST_PORT_H
#include "rust_globals.h"
#include "circular_buffer.h"
class port_detach_cond : public rust_cond { };
class rust_port : public kernel_owned<rust_port>, public rust_cond {
private:
// Protects ref_count and detach_cond
lock_and_signal ref_lock;
intptr_t ref_count;
port_detach_cond detach_cond;
public:
void ref();
void deref();
public:
rust_port_id id;
rust_kernel *kernel;
rust_task *task;
size_t unit_sz;
circular_buffer buffer;
lock_and_signal lock;
public:
rust_port(rust_task *task, size_t unit_sz);
~rust_port();
void log_state();
void send(void *sptr);
void receive(void *dptr, uintptr_t *yield);
size_t size();
void begin_detach(uintptr_t *yield);
void end_detach();
};
//
// Local Variables:
// mode: C++
// fill-column: 78;
// indent-tabs-mode: nil
// c-basic-offset: 4
// buffer-file-coding-system: utf-8-unix
// compile-command: "make -k -C $RBUILD 2>&1 | sed -e 's/\\/x\\//x:\\//g'";
// End:
//
#endif /* RUST_PORT_H */
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