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This little helper does the OS specific part for gethostname() calls. It's putting the result into a fixed-length struct and making sure it's properly filled and the string is always zero-terminated. Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
24 lines
568 B
C
24 lines
568 B
C
/* SPDX-License-Identifier: MIT OR X11
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*
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* Copyright © 2024 Enrico Weigelt, metux IT consult <info@metux.net>
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*/
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#ifndef _XSERVER_OS_XHOSTNAME_H_
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#define _XSERVER_OS_XHOSTNAME_H_
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#define XHOSTNAME_MAX 2048
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struct xhostname {
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char name[XHOSTNAME_MAX];
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};
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/*
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* retrieve host's nodename. basically a safer way of gethostname() / uname()
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* making sure that the nodename is always zero-terminated.
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*
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* @hn pointer to struct xhostname that will be filled
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* @return 0 on success
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*/
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int xhostname(struct xhostname* hn);
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#endif /* _XSERVER_OS_XHOSTNAME_H_ */
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