Mercurial > hg > freeDiameter
view extensions/test_app/ta_conf.y @ 1214:c2fbaf2985f4
New options to test_app extension to generate long Diameter messages
author | Sebastien Decugis <sdecugis@freediameter.net> |
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date | Tue, 18 Jun 2013 16:27:45 +0800 |
parents | 1af09cc156d6 |
children |
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/********************************************************************************************************* * Software License Agreement (BSD License) * * Author: Sebastien Decugis <sdecugis@freediameter.net> * * * * Copyright (c) 2013, WIDE Project and NICT * * All rights reserved. * * * * Redistribution and use of this software in source and binary forms, with or without modification, are * * permitted provided that the following conditions are met: * * * * * Redistributions of source code must retain the above * * copyright notice, this list of conditions and the * * following disclaimer. * * * * * Redistributions in binary form must reproduce the above * * copyright notice, this list of conditions and the * * following disclaimer in the documentation and/or other * * materials provided with the distribution. * * * * * Neither the name of the WIDE Project or NICT nor the * * names of its contributors may be used to endorse or * * promote products derived from this software without * * specific prior written permission of WIDE Project and * * NICT. * * * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED * * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * *********************************************************************************************************/ /* Yacc extension's configuration parser. * See doc/app_test.conf.sample for configuration file format */ /* For development only : */ %debug %error-verbose /* The parser receives the configuration file filename as parameter */ %parse-param {char * conffile} /* Keep track of location */ %locations %pure-parser %{ #include "test_app.h" #include "ta_conf.tab.h" /* bison is not smart enough to define the YYLTYPE before including this code, so... */ #include <string.h> #include <errno.h> /* Forward declaration */ int yyparse(char * conffile); /* Parse the configuration file */ int ta_conf_handle(char * conffile) { extern FILE * ta_confin; int ret; TRACE_ENTRY("%p", conffile); TRACE_DEBUG (FULL, "Parsing configuration file: %s...", conffile); ta_confin = fopen(conffile, "r"); if (ta_confin == NULL) { ret = errno; fd_log_debug("Unable to open extension configuration file %s for reading: %s", conffile, strerror(ret)); TRACE_DEBUG (INFO, "Error occurred, message logged -- configuration file."); return ret; } ret = yyparse(conffile); fclose(ta_confin); if (ret != 0) { TRACE_DEBUG (INFO, "Unable to parse the configuration file."); return EINVAL; } return 0; } /* The Lex parser prototype */ int ta_conflex(YYSTYPE *lvalp, YYLTYPE *llocp); /* Function to report the errors */ void yyerror (YYLTYPE *ploc, char * conffile, char const *s) { TRACE_DEBUG(INFO, "Error in configuration parsing"); if (ploc->first_line != ploc->last_line) fd_log_debug("%s:%d.%d-%d.%d : %s", conffile, ploc->first_line, ploc->first_column, ploc->last_line, ploc->last_column, s); else if (ploc->first_column != ploc->last_column) fd_log_debug("%s:%d.%d-%d : %s", conffile, ploc->first_line, ploc->first_column, ploc->last_column, s); else fd_log_debug("%s:%d.%d : %s", conffile, ploc->first_line, ploc->first_column, s); } %} /* Values returned by lex for token */ %union { char *string; /* The string is allocated by strdup in lex.*/ int integer; /* Store integer values */ } /* In case of error in the lexical analysis */ %token LEX_ERROR /* Key words */ %token VENDOR_ID %token APPLI_ID %token CMD_ID %token AVP_ID %token LONG_AVP_ID %token LONG_AVP_LEN %token MODE %token DEST_REALM %token DEST_HOST %token USER_NAME %token SIGNAL %token BENCH /* Tokens and types for routing table definition */ /* A (de)quoted string (malloc'd in lex parser; it must be freed after use) */ %token <string> QSTRING /* An integer value */ %token <integer> INTEGER /* -------------------------------------- */ %% /* The grammar definition */ conffile: /* empty grammar is OK */ | conffile vendor | conffile appli | conffile cmd | conffile avp | conffile long_avp_id | conffile long_avp_len | conffile mode | conffile dstrealm | conffile dsthost | conffile usrname | conffile signal | conffile bench ; vendor: VENDOR_ID '=' INTEGER ';' { ta_conf->vendor_id = $3; } ; appli: APPLI_ID '=' INTEGER ';' { ta_conf->appli_id = $3; } ; cmd: CMD_ID '=' INTEGER ';' { ta_conf->cmd_id = $3; } ; avp: AVP_ID '=' INTEGER ';' { ta_conf->avp_id = $3; } ; long_avp_id: LONG_AVP_ID '=' INTEGER ';' { ta_conf->long_avp_id = $3; } ; long_avp_len: LONG_AVP_LEN '=' INTEGER ';' { ta_conf->long_avp_len = $3; } ; mode: MODE '=' INTEGER ';' { ta_conf->mode = $3 | (ta_conf->mode & ~3); /* overwrite the 2 lsb */ } ; bench: BENCH ';' { ta_conf->mode |= MODE_BENCH; } | BENCH INTEGER INTEGER ';' { ta_conf->mode |= MODE_BENCH; ta_conf->bench_duration = $2; ta_conf->bench_concur = $3; } ; dstrealm: DEST_REALM '=' QSTRING ';' { free(ta_conf->dest_realm); ta_conf->dest_realm = $3; } ; dsthost: DEST_HOST '=' QSTRING ';' { free(ta_conf->dest_host); ta_conf->dest_host = $3; } ; usrname: USER_NAME '=' QSTRING ';' { free(ta_conf->user_name); ta_conf->user_name = $3; } ; signal: SIGNAL '=' INTEGER ';' { ta_conf->signal = $3; } ;