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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.
//
#include "core/nng_impl.h"
// This file provides the "public" API. This is a thin wrapper around
// internal API functions. We use the public prefix instead of internal,
// to indicate that these interfaces are intended for applications to use
// directly.
//
// Anything not defined in this file, applications have no business using.
// Pretty much every function calls the nni_platform_init to check against
// fork related activity.
int
nng_socket_create(nng_socket **s, uint16_t proto)
{
int rv;
if ((rv = nni_init()) != 0) {
return (rv);
}
return (nni_socket_create(s, proto));
}
int
nng_socket_close(nng_socket *s)
{
int rv;
if ((rv = nni_init()) != 0) {
return (rv);
}
return (nni_socket_close(s));
}
uint16_t
nng_socket_protocol(nng_socket *s)
{
nni_init();
return (nni_socket_proto(s));
}
int
nng_recvmsg(nng_socket *s, nng_msg **msgp, int flags)
{
int rv;
nni_duration expire;
if ((rv = nni_init()) != 0) {
return (rv);
}
if (flags == NNG_FLAG_NONBLOCK) {
expire = 0;
} else {
// XXX: revise this timeout from socket option!!
expire = 1000000;
}
return (nni_socket_recvmsg(s, msgp, expire));
}
// Misc.
const char *
nng_strerror(int num)
{
nni_init();
switch (num) {
case 0:
return ("Hunky dory"); /* what did you expect? */
case NNG_EINTR:
return ("Interrupted");
case NNG_ENOMEM:
return ("Out of memory");
case NNG_EINVAL:
return ("Invalid argument");
case NNG_EBUSY:
return ("Resource busy");
case NNG_ETIMEDOUT:
return ("Timed out");
case NNG_ECONNREFUSED:
return ("Connection refused");
case NNG_ECLOSED:
return ("Object closed");
case NNG_EAGAIN:
return ("Try again");
case NNG_ENOTSUP:
return ("Not supported");
case NNG_EADDRINUSE:
return ("Address in use");
default:
return ("Unknown error");
}
}
// Message handling.
int
nng_msg_alloc(nng_msg **msgp, size_t size)
{
int rv;
if ((rv = nni_init()) != 0) {
return (rv);
}
return (nni_msg_alloc(msgp, size));
}
void
nng_msg_free(nng_msg *msg)
{
nni_init();
return (nni_msg_free(msg));
}
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