1.\" 2.\" Copyright (c) 2013 The DragonFly Project. All rights reserved. 3.\" 4.\" Redistribution and use in source and binary forms, with or without 5.\" modification, are permitted provided that the following conditions 6.\" are met: 7.\" 8.\" 1. Redistributions of source code must retain the above copyright 9.\" notice, this list of conditions and the following disclaimer. 10.\" 2. Redistributions in binary form must reproduce the above copyright 11.\" notice, this list of conditions and the following disclaimer in 12.\" the documentation and/or other materials provided with the 13.\" distribution. 14.\" 3. Neither the name of The DragonFly Project nor the names of its 15.\" contributors may be used to endorse or promote products derived 16.\" from this software without specific, prior written permission. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20.\" LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 21.\" FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 22.\" COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 23.\" INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 24.\" BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 25.\" LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 26.\" AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 27.\" OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 28.\" OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29.\" SUCH DAMAGE. 30.\" 31.Dd February 7, 2012 32.Dt HEXNCPY 9 33.Os 34.Sh NAME 35.Nm hexncpy 36.Nd converts a block of bytes into an ASCII string 37.Sh SYNOPSIS 38.In sys/libkern.h 39.Ft char * 40.Fn hexncpy "const u_char *inb" "int inlen" "char *outb" "int outlen" "const char *sep" 41.Sh DESCRIPTION 42The 43.Fn hexncpy 44function converts a block of bytes to an ASCII string which represents 45its values as hex digits. 46.Bl -tag -width indent 47.It Fa inb 48Pointer to the array of bytes to be converted. 49.It Fa inlen 50Number of bytes to parse from the input buffer. 51.It Fa outb 52Buffer to store the resulting string. 53It should be large enough to hold all the hexadecimal characters that want to 54be represented, the separators and the null terminator character. 55.It Fa outlen 56Number of bytes to store in the buffer. 57.It Fa sep 58Character to be used as separator 59.El 60.Sh RETURN VALUES 61The 62.Fn hexncpy 63function returns a pointer to the string containing an ASCII representation 64as hex digits of the values passed in 65.Fa inb . 66.Sh SEE ALSO 67.Xr ascii 7 , 68.Xr hexdump 9 , 69.Xr kether_ntoa 9 70.Sh HISTORY 71The 72.Fn hexncpy 73function first appeared in 74.Dx 3.3 . 75