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Diffstat (limited to 'man3/if_nametoindex.3')
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diff --git a/man3/if_nametoindex.3 b/man3/if_nametoindex.3 deleted file mode 100644 index e4e183e..0000000 --- a/man3/if_nametoindex.3 +++ /dev/null @@ -1,99 +0,0 @@ -'\" t -.\" Copyright (c) 2012 YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> -.\" -.\" SPDX-License-Identifier: Linux-man-pages-copyleft -.\" -.TH if_nametoindex 3 2023-10-31 "Linux man-pages 6.7" -.SH NAME -if_nametoindex, if_indextoname \- mappings between network interface -names and indexes -.SH LIBRARY -Standard C library -.RI ( libc ", " \-lc ) -.SH SYNOPSIS -.nf -.B #include <net/if.h> -.P -.BI "unsigned int if_nametoindex(const char *" "ifname" ); -.BI "char *if_indextoname(unsigned int ifindex, char *" ifname ); -.fi -.SH DESCRIPTION -The -.BR if_nametoindex () -function returns the index of the network interface -corresponding to the name -.IR ifname . -.P -The -.BR if_indextoname () -function returns the name of the network interface -corresponding to the interface index -.IR ifindex . -The name is placed in the buffer pointed to by -.IR ifname . -The buffer must allow for the storage of at least -.B IF_NAMESIZE -bytes. -.SH RETURN VALUE -On success, -.BR if_nametoindex () -returns the index number of the network interface; -on error, 0 is returned and -.I errno -is set to indicate the error. -.P -On success, -.BR if_indextoname () -returns -.IR ifname ; -on error, NULL is returned and -.I errno -is set to indicate the error. -.SH ERRORS -.BR if_nametoindex () -may fail and set -.I errno -if: -.TP -.B ENODEV -No interface found with given name. -.P -.BR if_indextoname () -may fail and set -.I errno -if: -.TP -.B ENXIO -No interface found for the index. -.P -.BR if_nametoindex () -and -.BR if_indextoname () -may also fail for any of the errors specified for -.BR socket (2) -or -.BR ioctl (2). -.SH ATTRIBUTES -For an explanation of the terms used in this section, see -.BR attributes (7). -.TS -allbox; -lbx lb lb -l l l. -Interface Attribute Value -T{ -.na -.nh -.BR if_nametoindex (), -.BR if_indextoname () -T} Thread safety MT-Safe -.TE -.SH STANDARDS -POSIX.1-2008, RFC\ 3493. -.SH HISTORY -POSIX.1-2001. -BSDi. -.SH SEE ALSO -.BR getifaddrs (3), -.BR if_nameindex (3), -.BR ifconfig (8) |