= nn_shutdown(3compat)
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//
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// Copyright 2020 Staysail Systems, Inc. <info@staysail.tech>
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// Copyright 2018 Capitar IT Group BV <info@capitar.com>
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//
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// This document is supplied under the terms of the MIT License, a
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// copy of which should be located in the distribution where this
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// file was obtained (LICENSE.txt). A copy of the license may also be
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// found online at https://opensource.org/licenses/MIT.
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//
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== NAME
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nn_shutdown - shut down endpoint (compatible API)
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== SYNOPSIS
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[source, c]
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----
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#include <nanomsg/nn.h>
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int nn_shutdown(int sock, int ep)
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----
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== DESCRIPTION
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The `nn_shutdown()` shuts down the endpoint _ep_, which is either a listener or
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a dialer) on the socket _sock_.
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This will stop the socket from either accepting new connections, or establishing
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old ones.
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Additionally, any established connections associated with _ep_ will be closed.
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NOTE: This function is provided for API
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xref:nng_compat.3compat.adoc[compatibility] with legacy _libnanomsg_.
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Consider using the relevant xref:libnng.3.adoc[modern API] instead.
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== RETURN VALUES
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This function returns zero on success, and -1 on error.
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== ERRORS
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[horizontal]
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`EBADF`:: The socket _sock_ is not open.
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`EINVAL`:: An invalid _ep_ was supplied.
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== SEE ALSO
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[.text-left]
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xref:nn_bind.3compat.adoc[nn_bind(3compat)],
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xref:nn_connect.3compat.adoc[nn_connect(3compat)],
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xref:nn_errno.3compat.adoc[nn_errno(3compat)],
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xref:nn_socket.3compat.adoc[nn_socket(3compat)],
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xref:nng_compat.3compat.adoc[nn_compat(3compat)],
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xref:nng.7.adoc[nng(7)]
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