1.\" 2.\" Copyright (c) 1998 Jordan Hubbard 3.\" 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 15.\" THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR 16.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 19.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25.\" 26.\" $FreeBSD$ 27.\" " 28.Dd October 7, 1998 29.Os 30.Dt PROPERTIES 3 31.Sh NAME 32.Nm properties_read , 33.Nm propery_find , 34.Nm properties_free 35.Nd "functions to allow creating simple property lists from ASCII file data" 36.Sh LIBRARY 37.Lb libutil 38.Sh SYNOPSIS 39.In sys/types.h 40.In libutil.h 41.Ft properties 42.Fn properties_read "int fd" 43.Ft char * 44.Fn property_find "properties list" "const char *name" 45.Ft void 46.Fn properties_free "properties list" 47.Sh DESCRIPTION 48.Bd -literal 49typedef struct _properties { 50 struct _properties *next; 51 char *name; 52 char *value; 53} *properties; 54.Ed 55.Pp 56The function 57.Fn properties_read 58reads 59.Fa name = value 60pairs from the file descriptor passed in 61.Fa fd 62and returns the head of a new property list, assuming that the 63file's contents have been parsed properly, or NULL in case 64of error. 65.Pp 66The 67.Fn property_find 68function returns the associated value string for the property named 69.Fa name 70if found, otherwise NULL. 71The value returned may be up to 72.Dv PROPERTY_MAX_VALUE 73bytes in length. 74.Pp 75The 76.Fn properties_free 77function is used to free the structure returned by 78.Fn properties_read 79when it is no longer needed. 80.Sh FILE FORMAT 81Each property in the file is assumed to have the format of 82.Fa name = value 83where 84.Fa name 85is an alphanumeric string (and any punctuation not including the `=' character) 86and 87.Fa value 88is an arbitary string of text terminated by a newline character. 89If newlines 90are desired, the entire value should be enclosed in { } (curly-bracket) 91characters. 92Any line beginning with a # or ; character is assumed to 93be a comment and will be ignored. 94.Sh SEE ALSO 95.Xr auth_getval 3 96.Sh AUTHORS 97.An Jordan Hubbard 98.Sh BUGS 99Simplistic. 100