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authorMax Krasnyansky <maxk@qualcomm.com>2002-03-08 21:12:35 +0000
committerMax Krasnyansky <maxk@qualcomm.com>2002-03-08 21:12:35 +0000
commitc98b2f82a4e532ca61592b08e3ad60749eb9f8d7 (patch)
tree19a3df72d2cd6a8d64b7d98473261c7e07e306a0 /hcid/parser.y
Initial revision
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+%{
+/*
+ BlueZ - Bluetooth protocol stack for Linux
+ Copyright (C) 2000-2001 Qualcomm Incorporated
+
+ Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License version 2 as
+ published by the Free Software Foundation;
+
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
+ IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY CLAIM,
+ OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER
+ RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE
+ USE OR PERFORMANCE OF THIS SOFTWARE.
+
+ ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, COPYRIGHTS,
+ TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS SOFTWARE IS DISCLAIMED.
+*/
+
+/*
+ * $Id$
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <syslog.h>
+#include <stdarg.h>
+
+#include <sys/socket.h>
+#include <asm/types.h>
+
+#include <bluetooth.h>
+#include <hci.h>
+#include <hci_lib.h>
+
+#include "hcid.h"
+#include "kword.h"
+
+int cfg_error(const char *fmt, ...);
+
+int yyparse(void);
+int yylex(void);
+int yyerror(char *s);
+
+%}
+
+%union {
+ char *str;
+ long num;
+}
+
+%token K_OPTIONS K_DEVICE
+%token K_AUTOINIT K_SECURITY
+%token K_PTYPE K_NAME K_CLASS K_LM K_LP K_AUTH K_ENCRYPT K_ISCAN K_PSCAN
+%token K_PINHELP
+%token K_YES K_NO
+
+%token <str> WORD PATH STRING LIST
+%token <num> NUM
+
+%type <num> bool pkt_type link_mode link_policy sec_mode
+%type <str> dev_name
+
+%%
+config: statement | config statement;
+statement:
+ K_OPTIONS hcid_options
+
+ | K_DEVICE device_options
+
+ | WORD {
+ cfg_error("Invalid statement '%s'", $1);
+ }
+ | error {
+ yyclearin; yyerrok;
+ }
+ ;
+
+hcid_options: '{' hcid_opts '}'
+hcid_opts: | hcid_opt ';' | error ';' | hcid_opts hcid_opt ';';
+hcid_opt:
+ K_AUTOINIT bool {
+ hcid.auto_init = $2;
+ }
+
+ | K_SECURITY sec_mode {
+ hcid.security = $2;
+ }
+
+ | K_PINHELP PATH {
+ if (hcid.pin_helper)
+ free(hcid.pin_helper);
+ hcid.pin_helper = strdup($2);
+ }
+
+ | WORD {
+ cfg_error("Unknown option '%s'", $1);
+ }
+ ;
+
+sec_mode:
+ WORD {
+ int opt = find_keyword(sec_param, $1);
+ if (opt < 0) {
+ cfg_error("Unknown security mode '%s'", $1);
+ $$ = 0;
+ } else
+ $$ = opt;
+ }
+
+ | K_NO { $$ = HCID_SEC_NONE; }
+ ;
+
+device_options: '{' device_opts '}'
+device_opts: | device_opt ';' | error ';' | device_opts device_opt ';';
+device_opt:
+ K_PTYPE pkt_type {
+ devi.pkt_type = $2;
+ }
+
+ | K_LM link_mode {
+ devi.link_mode = $2;
+ }
+
+ | K_LP link_policy {
+ devi.link_policy = $2;
+ }
+
+ | K_NAME dev_name {
+ if (devi.name)
+ free(devi.name);
+ devi.name = $2;
+ }
+
+ | K_CLASS NUM {
+ devi.class = $2;
+ }
+
+ | K_AUTH bool {
+ devi.auth = $2;
+ }
+
+ | K_ENCRYPT bool {
+ devi.encrypt = $2;
+ }
+
+ | K_ISCAN bool {
+ if ($2)
+ devi.scan |= SCAN_INQUIRY;
+ else
+ devi.scan &= ~SCAN_INQUIRY;
+ }
+
+ | K_PSCAN bool {
+ if ($2)
+ devi.scan |= SCAN_PAGE;
+ else
+ devi.scan &= ~SCAN_PAGE;
+ }
+
+ | WORD {
+ cfg_error("Unknown option '%s'",$1);
+ YYABORT;
+ }
+ ;
+
+dev_name:
+ WORD {
+ $$ = strdup($1);
+ }
+
+ | STRING {
+ $$ = strdup($1);
+ }
+ ;
+
+pkt_type:
+ WORD {
+ int opt;
+ if (!hci_strtoptype($1, &opt))
+ cfg_error("Unknown packet type '%s'", $1);
+ $$ = opt;
+ }
+
+ | LIST {
+ int opt;
+ if (!hci_strtoptype($1, &opt))
+ cfg_error("Unknown packet type '%s'", $1);
+ $$ = opt;
+ }
+ ;
+
+link_mode:
+ WORD {
+ int opt;
+ if (!hci_strtolm($1, &opt))
+ cfg_error("Unknown link mode '%s'", $1);
+ $$ = opt;
+ }
+
+ | LIST {
+ int opt;
+ if (!hci_strtolm($1, &opt))
+ cfg_error("Unknown link mode '%s'", $1);
+ $$ = opt;
+ }
+ ;
+
+link_policy:
+ WORD {
+ int opt;
+ if (!hci_strtolp($1, &opt))
+ cfg_error("Unknown link policy '%s'", $1);
+ $$ = opt;
+ }
+
+ | LIST {
+ int opt;
+ if (!hci_strtolp($1, &opt))
+ cfg_error("Unknown link policy '%s'", $1);
+ $$ = opt;
+ }
+ ;
+
+bool: K_YES { $$ = 1; } | K_NO { $$ = 0; };
+
+%%
+
+int yyerror(char *s)
+{
+ syslog(LOG_ERR, "%s line %d\n", s, lineno);
+ return 0;
+}
+
+int cfg_error(const char *fmt, ...)
+{
+ char buf[255];
+ va_list ap;
+
+ va_start(ap, fmt);
+ vsnprintf(buf,sizeof(buf),fmt,ap);
+ va_end(ap);
+
+ yyerror(buf);
+ return 0;
+}
+
+/*
+ * Read config file.
+ */
+int read_config(char *file)
+{
+ extern FILE *yyin;
+
+ if( !(yyin = fopen(file,"r")) ){
+ syslog(LOG_ERR,"Can not open %s", file);
+ return -1;
+ }
+
+ lineno = 1;
+ yyparse();
+
+ fclose(yyin);
+
+ return 0;
+}