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//
// Copyright 2016 Garrett D'Amore <garrett@damore.org>
//
// This software is supplied under the terms of the MIT License, a
// copy of which should be located in the distribution where this
// file was obtained (LICENSE.txt). A copy of the license may also be
// found online at https://opensource.org/licenses/MIT.
//
#ifndef CORE_PIPE_H
#define CORE_PIPE_H
// NB: This structure is supplied here for use by the CORE. Use of this
// OUSIDE of the core is STRICTLY VERBOTEN. NO DIRECT ACCESS BY PROTOCOLS OR
// TRANSPORTS.
#include "core/transport.h"
struct nng_pipe {
uint32_t p_id;
struct nni_pipe_ops p_ops;
void * p_trandata;
void * p_pdata; // protocol specific data
size_t p_psize; // size of protocol data
nni_list_node p_node;
nni_socket * p_sock;
nni_endpt * p_ep;
int p_reap;
int p_active;
nni_thr p_send_thr;
nni_thr p_recv_thr;
};
// Pipe operations that protocols use.
extern int nni_pipe_recv(nni_pipe *, nng_msg **);
extern int nni_pipe_send(nni_pipe *, nng_msg *);
extern uint32_t nni_pipe_id(nni_pipe *);
extern void nni_pipe_close(nni_pipe *);
// Used only by the socket core - as we don't wish to expose the details
// of the pipe structure outside of pipe.c.
extern int nni_pipe_create(nni_pipe **, nni_endpt *);
extern void nni_pipe_destroy(nni_pipe *);
extern int nni_pipe_start(nni_pipe *);
extern int nni_pipe_getopt(nni_pipe *, int, void *, size_t *sizep);
#endif // CORE_PIPE_H
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