Mercurial > hg > freeDiameter
annotate extensions/rt_deny_by_size/rt_deny_by_size_conf.y @ 1554:566bb46cc73f
Updated copyright information
| author | Sebastien Decugis <sdecugis@freediameter.net> |
|---|---|
| date | Tue, 06 Oct 2020 21:34:53 +0800 |
| parents | 56f9e13f0ef0 |
| children |
| rev | line source |
|---|---|
| 1340 | 1 /********************************************************************************************************* |
| 2 * Software License Agreement (BSD License) * | |
| 3 * Author: Thomas Klausner <tk@giga.or.at> * | |
| 4 * * | |
| 5 * Copyright (c) 2018, Thomas Klausner * | |
| 6 * All rights reserved. * | |
| 7 * * | |
| 8 * Written under contract by Effortel Technologies SA, http://effortel.com/ * | |
| 9 * * | |
| 10 * Redistribution and use of this software in source and binary forms, with or without modification, are * | |
| 11 * permitted provided that the following conditions are met: * | |
| 12 * * | |
| 13 * * Redistributions of source code must retain the above * | |
| 14 * copyright notice, this list of conditions and the * | |
| 15 * following disclaimer. * | |
| 16 * * | |
| 17 * * Redistributions in binary form must reproduce the above * | |
| 18 * copyright notice, this list of conditions and the * | |
| 19 * following disclaimer in the documentation and/or other * | |
| 20 * materials provided with the distribution. * | |
| 21 * * | |
| 22 * * Neither the name of the WIDE Project or NICT nor the * | |
| 23 * names of its contributors may be used to endorse or * | |
| 24 * promote products derived from this software without * | |
| 25 * specific prior written permission of WIDE Project and * | |
| 26 * NICT. * | |
| 27 * * | |
| 28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED * | |
| 29 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * | |
| 30 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * | |
| 31 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * | |
| 32 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * | |
| 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * | |
| 34 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * | |
| 35 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * | |
| 36 *********************************************************************************************************/ | |
| 37 | |
| 38 /* Yacc extension's configuration parser. | |
| 39 */ | |
| 40 | |
| 41 /* For development only : */ | |
| 42 %debug | |
| 43 %error-verbose | |
| 44 | |
| 45 /* The parser receives the configuration file filename as parameter */ | |
| 46 %parse-param {char * conffile} | |
| 47 | |
| 48 /* Keep track of location */ | |
| 49 %locations | |
| 50 %pure-parser | |
| 51 | |
| 52 %{ | |
| 53 #include "rt_deny_by_size.h" | |
| 54 #include "rt_deny_by_size_conf.tab.h" | |
| 55 | |
| 56 /* Forward declaration */ | |
| 57 int rt_deny_by_size_confparse(char *conffile); | |
| 58 void rt_deny_by_size_confrestart(FILE *input_file); | |
| 59 | |
| 60 /* Parse the configuration file */ | |
| 61 int rt_deny_by_size_conf_handle(char * conffile) | |
| 62 { | |
| 63 extern FILE *rt_deny_by_size_confin; | |
| 64 int ret; | |
| 65 | |
| 66 TRACE_ENTRY("%p", conffile); | |
| 67 | |
| 68 TRACE_DEBUG(FULL, "Parsing configuration file: %s...", conffile); | |
| 69 | |
| 70 rt_deny_by_size_confin = fopen(conffile, "r"); | |
| 71 if (rt_deny_by_size_confin == NULL) { | |
| 72 ret = errno; | |
| 73 TRACE_ERROR("Unable to open extension configuration file %s for reading: %s", conffile, strerror(ret)); | |
| 74 return ret; | |
| 75 } | |
| 76 | |
| 77 rt_deny_by_size_confrestart(rt_deny_by_size_confin); | |
| 78 ret = rt_deny_by_size_confparse(conffile); | |
| 79 | |
| 80 fclose(rt_deny_by_size_confin); | |
| 81 | |
| 82 if (ret != 0) { | |
| 83 TRACE_ERROR( "Unable to parse the configuration file %s.", conffile); | |
| 84 return EINVAL; | |
| 85 } else { | |
|
1362
56f9e13f0ef0
Fix typo in debug message.
Thomas Klausner <tk@giga.or.at>
parents:
1340
diff
changeset
|
86 TRACE_DEBUG(FULL, "[rt_deny_by_size] MaximumSize: %d.", rt_deny_by_size_conf.maximum_size); |
| 1340 | 87 } |
| 88 | |
| 89 return 0; | |
| 90 } | |
| 91 | |
| 92 /* The Lex parser prototype */ | |
| 93 int rt_deny_by_size_conflex(YYSTYPE *lvalp, YYLTYPE *llocp); | |
| 94 | |
| 95 /* Function to report the errors */ | |
| 96 void yyerror (YYLTYPE *ploc, char * conffile, char const *s) | |
| 97 { | |
| 98 TRACE_DEBUG(INFO, "Error in configuration parsing"); | |
| 99 | |
| 100 if (ploc->first_line != ploc->last_line) | |
| 101 fd_log_error("%s:%d.%d-%d.%d : %s", conffile, ploc->first_line, ploc->first_column, ploc->last_line, ploc->last_column, s); | |
| 102 else if (ploc->first_column != ploc->last_column) | |
| 103 fd_log_error("%s:%d.%d-%d : %s", conffile, ploc->first_line, ploc->first_column, ploc->last_column, s); | |
| 104 else | |
| 105 fd_log_error("%s:%d.%d : %s", conffile, ploc->first_line, ploc->first_column, s); | |
| 106 } | |
| 107 | |
| 108 %} | |
| 109 | |
| 110 /* Values returned by lex for token */ | |
| 111 %union { | |
| 112 int integer; | |
| 113 } | |
| 114 | |
| 115 /* In case of error in the lexical analysis */ | |
| 116 %token LEX_ERROR | |
| 117 | |
| 118 /* A (de)quoted string (malloc'd in lex parser; it must be freed after use) */ | |
| 119 %token <integer> INTEGER | |
| 120 | |
| 121 /* Tokens */ | |
| 122 %token MAXIMUMSIZE | |
| 123 | |
| 124 | |
| 125 /* -------------------------------------- */ | |
| 126 %% | |
| 127 | |
| 128 /* The grammar definition */ | |
| 129 conffile: /* empty is OK */ | |
| 130 | conffile size | |
| 131 | conffile errors | |
| 132 { | |
| 133 yyerror(&yylloc, conffile, "An error occurred while parsing the configuration file"); | |
| 134 YYABORT; | |
| 135 } | |
| 136 ; | |
| 137 | |
| 138 /* Lexical or syntax error */ | |
| 139 errors: LEX_ERROR | |
| 140 | error | |
| 141 ; | |
| 142 | |
| 143 size: MAXIMUMSIZE '=' INTEGER ';' | |
| 144 { | |
| 145 rt_deny_by_size_conf.maximum_size=$3; | |
| 146 } | |
| 147 ; |