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diff --git a/man-pages-posix-2013/man3p/if_indextoname.3p b/man-pages-posix-2013/man3p/if_indextoname.3p new file mode 100644 index 0000000..eb34a00 --- /dev/null +++ b/man-pages-posix-2013/man3p/if_indextoname.3p @@ -0,0 +1,82 @@ +'\" et +.TH IF_INDEXTONAME "3P" 2013 "IEEE/The Open Group" "POSIX Programmer's Manual" +.SH PROLOG +This manual page is part of the POSIX Programmer's Manual. +The Linux implementation of this interface may differ (consult +the corresponding Linux manual page for details of Linux behavior), +or the interface may not be implemented on Linux. + +.SH NAME +if_indextoname +\(em map a network interface index to its corresponding name +.SH SYNOPSIS +.LP +.nf +#include <net/if.h> +.P +char *if_indextoname(unsigned \fIifindex\fP, char *\fIifname\fP); +.fi +.SH DESCRIPTION +The +\fIif_indextoname\fR() +function shall map an interface index to its corresponding name. +.P +When this function is called, +.IR ifname +shall point to a buffer of at least +{IF_NAMESIZE} +bytes. The function shall place in this buffer the name of the interface +with index +.IR ifindex . +.SH "RETURN VALUE" +If +.IR ifindex +is an interface index, then the function shall return the value supplied in +.IR ifname , +which points to a buffer now containing the interface name. Otherwise, +the function shall return a null pointer and set +.IR errno +to indicate the error. +.SH ERRORS +The +\fIif_indextoname\fR() +function shall fail if: +.TP +.BR ENXIO +The interface does not exist. +.LP +.IR "The following sections are informative." +.SH "EXAMPLES" +None. +.SH "APPLICATION USAGE" +None. +.SH "RATIONALE" +None. +.SH "FUTURE DIRECTIONS" +None. +.SH "SEE ALSO" +.IR "\fIgetsockopt\fR\^(\|)", +.IR "\fIif_freenameindex\fR\^(\|)", +.IR "\fIif_nameindex\fR\^(\|)", +.IR "\fIif_nametoindex\fR\^(\|)", +.IR "\fIsetsockopt\fR\^(\|)" +.P +The Base Definitions volume of POSIX.1\(hy2008, +.IR "\fB<net_if.h>\fP" +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1, 2013 Edition, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 7, Copyright (C) 2013 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. +(This is POSIX.1-2008 with the 2013 Technical Corrigendum 1 applied.) In the +event of any discrepancy between this version and the original IEEE and +The Open Group Standard, the original IEEE and The Open Group Standard +is the referee document. The original Standard can be obtained online at +http://www.unix.org/online.html . + +Any typographical or formatting errors that appear +in this page are most likely +to have been introduced during the conversion of the source files to +man page format. To report such errors, see +https://www.kernel.org/doc/man-pages/reporting_bugs.html . |