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45 lines
1.8 KiB
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45 lines
1.8 KiB
Plaintext
.\" Copyright (c) 1994, 1996, 1997
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.\" The Regents of the University of California. All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that: (1) source code distributions
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.\" retain the above copyright notice and this paragraph in its entirety, (2)
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.\" distributions including binary code include the above copyright notice and
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.\" this paragraph in its entirety in the documentation or other materials
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.\" provided with the distribution, and (3) all advertising materials mentioning
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.\" features or use of this software display the following acknowledgement:
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.\" ``This product includes software developed by the University of California,
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.\" Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
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.\" the University nor the names of its contributors may be used to endorse
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.\" or promote products derived from this software without specific prior
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.\" written permission.
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.\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
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.\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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.\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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.\"
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.TH PCAP_STRERROR 3PCAP "26 August 2024"
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.SH NAME
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pcap_strerror \- convert an errno value to a string
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.SH SYNOPSIS
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.nf
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.ft B
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#include <pcap/pcap.h>
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.ft
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.LP
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.ft B
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const char *pcap_strerror(int error);
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.ft
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.fi
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.SH DESCRIPTION
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This function returns an error message string corresponding to
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.IR error .
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It uses either
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.BR strerror (3)
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or its thread-safe variant if one is available, which currently is the case in
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every supported OS.
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.SH BACKWARD COMPATIBILITY
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This function was not thread-safe in libpcap before 1.8.1 on Windows and
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in libpcap before 1.10.5 on all other OSes.
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.SH SEE ALSO
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.BR pcap (3PCAP)
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