зеркало из https://github.com/mozilla/pjs.git
1627 строки
40 KiB
C++
1627 строки
40 KiB
C++
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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/***************************************************************************
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(C) Copyright 1996 Apple Computer, Inc., AT&T Corp., International
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Business Machines Corporation and Siemens Rolm Communications Inc.
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For purposes of this license notice, the term Licensors shall mean,
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collectively, Apple Computer, Inc., AT&T Corp., International
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Business Machines Corporation and Siemens Rolm Communications Inc.
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The term Licensor shall mean any of the Licensors.
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Subject to acceptance of the following conditions, permission is hereby
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granted by Licensors without the need for written agreement and without
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license or royalty fees, to use, copy, modify and distribute this
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software for any purpose.
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The above copyright notice and the following four paragraphs must be
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reproduced in all copies of this software and any software including
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this software.
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THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS AND NO LICENSOR SHALL HAVE
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ANY OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS OR
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MODIFICATIONS.
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IN NO EVENT SHALL ANY LICENSOR BE LIABLE TO ANY PARTY FOR DIRECT,
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INDIRECT, SPECIAL OR CONSEQUENTIAL DAMAGES OR LOST PROFITS ARISING OUT
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OF THE USE OF THIS SOFTWARE EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
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DAMAGE.
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EACH LICENSOR SPECIFICALLY DISCLAIMS ANY WARRANTIES, EXPRESS OR IMPLIED,
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INCLUDING BUT NOT LIMITED TO ANY WARRANTY OF NONINFRINGEMENT OR THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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PURPOSE.
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The software is provided with RESTRICTED RIGHTS. Use, duplication, or
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disclosure by the government are subject to restrictions set forth in
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DFARS 252.227-7013 or 48 CFR 52.227-19, as applicable.
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***************************************************************************/
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/*
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* src: vcc.c
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* doc: Parser for vCard and vCalendar. Note that this code is
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* generated by a yacc parser generator. Generally it should not
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* be edited by hand. The real source is vcc.y. The #line directives
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* can be commented out here to make it easier to trace through
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* in a debugger. However, if a bug is found it should
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*/
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#ifndef lint
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char yysccsid[] = "@(#)yaccpar 1.4 (Berkeley) 02/25/90";
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#endif
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/*#line 2 "vcc.y" */
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/* debugging utilities */
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#ifdef DEBUG_mwatkins
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#define DBG_(x) /* PR_LogPrint x */
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#else
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#define DBG_(x)
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#endif
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#ifndef _NO_LINE_FOLDING
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#define _SUPPORT_LINE_FOLDING
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#endif
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/**** External Functions ****/
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/* assign local name to parser variables and functions so that
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we can use more than one yacc based parser.
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*/
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#define yyparse mime_parse
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#define yylex mime_lex
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#define yyerror mime_error
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#define yychar mime_char
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/* #define p_yyval p_mime_val */
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#undef yyval
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#define yyval mime_yyval
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/* #define p_yylval p_mime_lval */
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#undef yylval
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#define yylval mime_yylval
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#define yydebug mime_debug
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#define yynerrs mime_nerrs
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#define yyerrflag mime_errflag
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#define yyss mime_ss
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#define yyssp mime_ssp
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#define yyvs mime_vs
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#define yyvsp mime_vsp
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#define yylhs mime_lhs
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#define yylen mime_len
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#define yydefred mime_defred
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#define yydgoto mime_dgoto
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#define yysindex mime_sindex
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#define yyrindex mime_rindex
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#define yygindex mime_gindex
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#define yytable mime_table
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#define yycheck mime_check
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#define yyname mime_name
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#define yyrule mime_rule
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#define YYPREFIX "mime_"
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#include "nsVCard.h"
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#include "msgCore.h"
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#include "prio.h"
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#include "plstr.h"
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#include "prmem.h"
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#ifndef PR_FALSE
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#define PR_FALSE 0
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#endif
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#ifndef PR_TRUE
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#define PR_TRUE 1
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#endif
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/**** Types, Constants ****/
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#define YYDEBUG 0 /* 1 to compile in some debugging code */
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#define MAXTOKEN 256 /* maximum token (line) length */
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#define YYSTACKSIZE 50 /* ~unref ?*/
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#define MAXLEVEL 10 /* max # of nested objects parseable */
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/* (includes outermost) */
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/**** Global Variables ****/
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int mime_lineNum, mime_numErrors; /* yyerror() can use these */
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static VObject* vObjList;
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static VObject *curProp;
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static VObject *curObj;
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static VObject* ObjStack[MAXLEVEL];
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static int ObjStackTop;
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static const char** fieldedProp;
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/* A helpful utility for the rest of the app. */
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#ifdef XP_CPLUSPLUS
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extern "C" {
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#endif
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extern void yyerror(char *s);
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#ifdef XP_CPLUSPLUS
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};
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#endif
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int yyparse();
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enum LexMode {
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L_NORMAL,
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L_VCARD,
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L_VCAL,
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L_VEVENT,
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L_VTODO,
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L_VALUES,
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L_BASE64,
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L_QUOTED_PRINTABLE
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};
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/**** Private Forward Declarations ****/
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static int pushVObject(const char *prop);
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static VObject* popVObject();
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static int lexGeta();
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static int lexGetc_();
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static int lexGetc();
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static void lexSkipLookahead();
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static int lexLookahead();
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static void lexSkipWhite();
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static void lexClearToken();
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static char * lexStr();
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static char * lexGetDataFromBase64();
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static char * lexGetQuotedPrintable();
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static char * lexGet1Value();
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static char * lexGetWord();
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static void finiLex();
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static VObject* Parse_MIMEHelper();
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/*static char* lexDataFromBase64();*/
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static void lexPopMode(int top);
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static int lexWithinMode(enum LexMode mode);
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static void lexPushMode(enum LexMode mode);
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static void enterProps(const char *s);
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static void enterAttr(const char *s1, const char *s2);
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static void enterValues(const char *value);
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static void mime_error_(char *s);
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/*#line 250 "vcc.y" */
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typedef union {
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char *str;
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VObject *vobj;
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} YYSTYPE;
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/*#line 253 "y_tab.c"*/
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#define EQ 257
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#define COLON 258
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#define DOT 259
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#define SEMICOLON 260
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#define SPACE 261
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#define HTAB 262
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#define LINESEP 263
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#define NEWLINE 264
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#define BEGIN_VCARD 265
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#define END_VCARD 266
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#define BEGIN_VCAL 267
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#define END_VCAL 268
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#define BEGIN_VEVENT 269
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#define END_VEVENT 270
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#define BEGIN_VTODO 271
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#define END_VTODO 272
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#define ID 273
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#define STRING 274
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#define YYERRCODE 256
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short yylhs[] = { -1,
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0, 7, 6, 6, 5, 5, 9, 3, 10, 3,
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8, 8, 14, 11, 11, 16, 12, 12, 15, 15,
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17, 18, 18, 1, 19, 13, 13, 2, 2, 21,
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4, 22, 4, 20, 20, 23, 23, 23, 26, 24,
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27, 24, 28, 25, 29, 25,
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};
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short yylen[] = { 2,
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1, 0, 3, 1, 1, 1, 0, 4, 0, 3,
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2, 1, 0, 5, 1, 0, 3, 1, 2, 1,
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2, 1, 3, 1, 0, 4, 1, 1, 0, 0,
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4, 0, 3, 2, 1, 1, 1, 1, 0, 4,
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0, 3, 0, 4, 0, 3,
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};
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short yydefred[] = { 0,
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0, 0, 0, 5, 6, 0, 1, 0, 0, 0,
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0, 0, 15, 24, 0, 0, 0, 0, 10, 0,
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0, 38, 0, 0, 36, 37, 33, 3, 0, 8,
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11, 13, 0, 0, 0, 0, 31, 34, 0, 17,
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0, 0, 0, 42, 0, 46, 0, 21, 19, 28,
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0, 0, 40, 44, 0, 25, 14, 23, 0, 26,
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};
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short yydgoto[] = { 3,
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15, 51, 4, 5, 6, 7, 12, 22, 8, 9,
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17, 18, 52, 42, 40, 29, 41, 48, 59, 23,
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10, 11, 24, 25, 26, 33, 34, 35, 36,
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};
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short yysindex[] = { -227,
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0, 0, 0, 0, 0, 0, 0, -249, -262, -253,
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-258, -227, 0, 0, 0, -234, -249, -215, 0, 0,
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0, 0, -223, -253, 0, 0, 0, 0, -247, 0,
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0, 0, -249, -222, -249, -225, 0, 0, -224, 0,
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-247, -221, -220, 0, -218, 0, -206, 0, 0, 0,
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-208, -207, 0, 0, -224, 0, 0, 0, -221, 0,
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};
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short yyrindex[] = { 0,
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-245, -254, 0, 0, 0, 1, 0, 0, 0, 0,
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0, 0, 0, 0, -219, 0, -235, 0, 0, -244,
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-250, 0, 0, -213, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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-201, -255, 0, 0, 0, 0, -216, 0, 0, 0,
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-205, 0, 0, 0, 0, 0, 0, 0, -255, 0,
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};
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short yygindex[] = { 0,
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-9, 0, 0, 0, 0, 47, 0, -8, 0, 0,
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0, 0, 2, 0, 19, 0, 0, 0, 0, 38,
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0, 0, 0, 0, 0, 0, 0, 0, 0,
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};
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#define YYTABLESIZE 268
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short yytable[] = { 16,
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4, 30, 13, 19, 29, 43, 13, 29, 31, 27,
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7, 39, 39, 32, 30, 20, 30, 21, 30, 14,
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9, 45, 43, 14, 43, 41, 45, 7, 39, 47,
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12, 30, 12, 12, 12, 12, 12, 1, 18, 2,
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16, 22, 32, 22, 37, 58, 46, 44, 14, 53,
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55, 56, 50, 54, 35, 57, 20, 27, 28, 49,
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60, 38, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 2, 0, 2,
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};
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short yycheck[] = { 8,
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0, 256, 256, 266, 260, 256, 256, 263, 17, 268,
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256, 256, 260, 268, 269, 269, 271, 271, 273, 273,
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266, 272, 273, 273, 33, 270, 35, 273, 273, 39,
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266, 266, 268, 269, 270, 271, 272, 265, 258, 267,
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260, 258, 258, 260, 268, 55, 272, 270, 273, 270,
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257, 260, 274, 272, 268, 263, 258, 263, 12, 41,
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59, 24, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
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-1, -1, -1, -1, -1, 265, -1, 267,
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};
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#define YYFINAL 3
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#ifndef YYDEBUG
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#define YYDEBUG 0
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#endif
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#define YYMAXTOKEN 274
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#if YYDEBUG
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char *yyname[] = {
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"end-of-file",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"EQ","COLON","DOT","SEMICOLON",
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"SPACE","HTAB","LINESEP","NEWLINE","BEGIN_VCARD","END_VCARD","BEGIN_VCAL",
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"END_VCAL","BEGIN_VEVENT","END_VEVENT","BEGIN_VTODO","END_VTODO","ID","STRING",
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};
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char *yyrule[] = {
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"$accept : mime",
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"mime : vobjects",
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"$$1 :",
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"vobjects : vobject $$1 vobjects",
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"vobjects : vobject",
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"vobject : vcard",
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"vobject : vcal",
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"$$2 :",
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"vcard : BEGIN_VCARD $$2 items END_VCARD",
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"$$3 :",
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"vcard : BEGIN_VCARD $$3 END_VCARD",
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"items : item items",
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"items : item",
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"$$4 :",
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"item : prop COLON $$4 values LINESEP",
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"item : error",
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"$$5 :",
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"prop : name $$5 attr_params",
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"prop : name",
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"attr_params : attr_param attr_params",
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"attr_params : attr_param",
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"attr_param : SEMICOLON attr",
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"attr : name",
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"attr : name EQ name",
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"name : ID",
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"$$6 :",
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"values : value SEMICOLON $$6 values",
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"values : value",
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"value : STRING",
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"value :",
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"$$7 :",
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"vcal : BEGIN_VCAL $$7 calitems END_VCAL",
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"$$8 :",
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"vcal : BEGIN_VCAL $$8 END_VCAL",
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"calitems : calitem calitems",
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"calitems : calitem",
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"calitem : eventitem",
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"calitem : todoitem",
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"calitem : items",
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"$$9 :",
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"eventitem : BEGIN_VEVENT $$9 items END_VEVENT",
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"$$10 :",
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"eventitem : BEGIN_VEVENT $$10 END_VEVENT",
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"$$11 :",
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"todoitem : BEGIN_VTODO $$11 items END_VTODO",
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"$$12 :",
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"todoitem : BEGIN_VTODO $$12 END_VTODO",
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};
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#endif
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#define yyclearin (yychar=(-1))
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#define yyerrok (yyerrflag=0)
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#ifndef YYSTACKSIZE
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#ifdef YYMAXDEPTH
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#define YYSTACKSIZE YYMAXDEPTH
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#else
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#define YYSTACKSIZE 300
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#endif
|
|
#endif
|
|
int yydebug;
|
|
int yynerrs;
|
|
int yyerrflag;
|
|
int yychar;
|
|
short *yyssp;
|
|
YYSTYPE *yyvsp;
|
|
YYSTYPE yyval;
|
|
YYSTYPE yylval;
|
|
#define yystacksize YYSTACKSIZE
|
|
short yyss[YYSTACKSIZE];
|
|
YYSTYPE yyvs[YYSTACKSIZE];
|
|
|
|
|
|
/*#line 444 "vcc.y"*/
|
|
/******************************************************************************/
|
|
static int pushVObject(const char *prop)
|
|
{
|
|
VObject *newObj;
|
|
if (ObjStackTop == MAXLEVEL)
|
|
return PR_FALSE;
|
|
|
|
ObjStack[++ObjStackTop] = curObj;
|
|
|
|
if (curObj) {
|
|
newObj = addProp(curObj,prop);
|
|
curObj = newObj;
|
|
}
|
|
else
|
|
curObj = newVObject(prop);
|
|
|
|
return PR_TRUE;
|
|
}
|
|
|
|
|
|
/******************************************************************************/
|
|
/* This pops the recently built vCard off the stack and returns it. */
|
|
static VObject* popVObject()
|
|
{
|
|
VObject *oldObj;
|
|
if (ObjStackTop < 0) {
|
|
yyerror("pop on empty Object Stack\n");
|
|
return 0;
|
|
}
|
|
oldObj = curObj;
|
|
curObj = ObjStack[ObjStackTop--];
|
|
|
|
return oldObj;
|
|
}
|
|
|
|
|
|
static void enterValues(const char *value)
|
|
{
|
|
if (fieldedProp && *fieldedProp) {
|
|
if (value) {
|
|
addPropValue(curProp,*fieldedProp,value);
|
|
}
|
|
/* else this field is empty, advance to next field */
|
|
fieldedProp++;
|
|
}
|
|
else {
|
|
if (value) {
|
|
setVObjectUStringZValue_(curProp,fakeUnicode(value,0));
|
|
}
|
|
}
|
|
deleteStr(value);
|
|
}
|
|
|
|
static void enterProps(const char *s)
|
|
{
|
|
curProp = addGroup(curObj,s);
|
|
deleteStr(s);
|
|
}
|
|
|
|
static void enterAttr(const char *s1, const char *s2)
|
|
{
|
|
const char *p1, *p2=nsnull;
|
|
p1 = lookupProp_(s1);
|
|
if (s2) {
|
|
VObject *a;
|
|
p2 = lookupProp_(s2);
|
|
a = addProp(curProp,p1);
|
|
setVObjectStringZValue(a,p2);
|
|
}
|
|
else
|
|
addProp(curProp,p1);
|
|
if (PL_strcasecmp(p1,VCBase64Prop) == 0 || (s2 && PL_strcasecmp(p2,VCBase64Prop)==0))
|
|
lexPushMode(L_BASE64);
|
|
else if (PL_strcasecmp(p1,VCQuotedPrintableProp) == 0
|
|
|| (s2 && PL_strcasecmp(p2,VCQuotedPrintableProp)==0))
|
|
lexPushMode(L_QUOTED_PRINTABLE);
|
|
deleteStr(s1); deleteStr(s2);
|
|
}
|
|
|
|
|
|
#define MAX_LEX_LOOKAHEAD_0 32
|
|
#define MAX_LEX_LOOKAHEAD 64
|
|
#define MAX_LEX_MODE_STACK_SIZE 10
|
|
#define LEXMODE() (lexBuf.lexModeStack[lexBuf.lexModeStackTop])
|
|
|
|
struct LexBuf {
|
|
/* input */
|
|
PRFileDesc *inputFile;
|
|
char *inputString;
|
|
unsigned long curPos;
|
|
unsigned long inputLen;
|
|
/* lookahead buffer */
|
|
/* -- lookahead buffer is short instead of char so that EOF
|
|
/ can be represented correctly.
|
|
*/
|
|
unsigned long len;
|
|
short buf[MAX_LEX_LOOKAHEAD];
|
|
unsigned long getPtr;
|
|
/* context stack */
|
|
unsigned long lexModeStackTop;
|
|
enum LexMode lexModeStack[MAX_LEX_MODE_STACK_SIZE];
|
|
/* token buffer */
|
|
unsigned long maxToken;
|
|
char *strs;
|
|
unsigned long strsLen;
|
|
} lexBuf;
|
|
|
|
static void lexPushMode(enum LexMode mode)
|
|
{
|
|
if (lexBuf.lexModeStackTop == (MAX_LEX_MODE_STACK_SIZE-1))
|
|
yyerror("lexical context stack overflow");
|
|
else {
|
|
lexBuf.lexModeStack[++lexBuf.lexModeStackTop] = mode;
|
|
}
|
|
}
|
|
|
|
static void lexPopMode(int top)
|
|
{
|
|
/* special case of pop for ease of error recovery -- this
|
|
version will never underflow */
|
|
if (top)
|
|
lexBuf.lexModeStackTop = 0;
|
|
else
|
|
if (lexBuf.lexModeStackTop > 0) lexBuf.lexModeStackTop--;
|
|
}
|
|
|
|
static int lexWithinMode(enum LexMode mode) {
|
|
unsigned long i;
|
|
for (i=0;i<lexBuf.lexModeStackTop;i++)
|
|
if (mode == lexBuf.lexModeStack[i]) return 1;
|
|
return 0;
|
|
}
|
|
|
|
static int lexGetc_()
|
|
{
|
|
/* get next char from input, no buffering. */
|
|
if (lexBuf.curPos == lexBuf.inputLen)
|
|
return EOF;
|
|
else if (lexBuf.inputString)
|
|
return *(lexBuf.inputString + lexBuf.curPos++);
|
|
else {
|
|
char c;
|
|
PR_Read(lexBuf.inputFile, &c, 1);
|
|
return c;
|
|
}
|
|
}
|
|
|
|
static int lexGeta()
|
|
{
|
|
++lexBuf.len;
|
|
return (lexBuf.buf[lexBuf.getPtr] = lexGetc_());
|
|
}
|
|
|
|
static int lexGeta_(int i)
|
|
{
|
|
++lexBuf.len;
|
|
return (lexBuf.buf[(lexBuf.getPtr+i)%MAX_LEX_LOOKAHEAD] = lexGetc_());
|
|
}
|
|
|
|
static void lexSkipLookahead() {
|
|
if (lexBuf.len > 0 && lexBuf.buf[lexBuf.getPtr]!=EOF) {
|
|
/* don't skip EOF. */
|
|
lexBuf.getPtr = (lexBuf.getPtr + 1) % MAX_LEX_LOOKAHEAD;
|
|
lexBuf.len--;
|
|
}
|
|
}
|
|
|
|
static int lexLookahead() {
|
|
int c = (lexBuf.len)?
|
|
lexBuf.buf[lexBuf.getPtr]:
|
|
lexGeta();
|
|
/* do the \r\n -> \n or \r -> \n translation here */
|
|
if (c == '\r') {
|
|
int a = (lexBuf.len>1)?
|
|
lexBuf.buf[(lexBuf.getPtr+1)%MAX_LEX_LOOKAHEAD]:
|
|
lexGeta_(1);
|
|
if (a == '\n') {
|
|
lexSkipLookahead();
|
|
}
|
|
lexBuf.buf[lexBuf.getPtr] = c = '\n';
|
|
}
|
|
else if (c == '\n') {
|
|
int a = (lexBuf.len>1)?
|
|
lexBuf.buf[lexBuf.getPtr+1]:
|
|
lexGeta_(1);
|
|
if (a == '\r') {
|
|
lexSkipLookahead();
|
|
}
|
|
lexBuf.buf[lexBuf.getPtr] = '\n';
|
|
}
|
|
return c;
|
|
}
|
|
|
|
static int lexGetc() {
|
|
int c = lexLookahead();
|
|
if (lexBuf.len > 0 && lexBuf.buf[lexBuf.getPtr]!=EOF) {
|
|
/* EOF will remain in lookahead buffer */
|
|
lexBuf.getPtr = (lexBuf.getPtr + 1) % MAX_LEX_LOOKAHEAD;
|
|
lexBuf.len--;
|
|
}
|
|
return c;
|
|
}
|
|
|
|
static void lexSkipLookaheadWord() {
|
|
if (lexBuf.strsLen <= lexBuf.len) {
|
|
lexBuf.len -= lexBuf.strsLen;
|
|
lexBuf.getPtr = (lexBuf.getPtr + lexBuf.strsLen) % MAX_LEX_LOOKAHEAD;
|
|
}
|
|
}
|
|
|
|
static void lexClearToken()
|
|
{
|
|
lexBuf.strsLen = 0;
|
|
}
|
|
|
|
static void lexAppendc(int c)
|
|
{
|
|
lexBuf.strs[lexBuf.strsLen] = c;
|
|
/* append up to zero termination */
|
|
if (c == 0) return;
|
|
lexBuf.strsLen++;
|
|
if (lexBuf.strsLen >= lexBuf.maxToken) {
|
|
/* double the token string size */
|
|
lexBuf.maxToken <<= 1;
|
|
lexBuf.strs = (char*) PR_Realloc(lexBuf.strs,lexBuf.maxToken);
|
|
}
|
|
}
|
|
|
|
static char* lexStr() {
|
|
return dupStr(lexBuf.strs,lexBuf.strsLen+1);
|
|
}
|
|
|
|
static void lexSkipWhite() {
|
|
int c = lexLookahead();
|
|
while (c == ' ' || c == '\t') {
|
|
lexSkipLookahead();
|
|
c = lexLookahead();
|
|
}
|
|
}
|
|
|
|
static char* lexGetWord() {
|
|
int c;
|
|
lexSkipWhite();
|
|
lexClearToken();
|
|
c = lexLookahead();
|
|
while (c != EOF && !PL_strchr("\t\n ;:=",c)) {
|
|
lexAppendc(c);
|
|
lexSkipLookahead();
|
|
c = lexLookahead();
|
|
}
|
|
lexAppendc(0);
|
|
return lexStr();
|
|
}
|
|
|
|
#if 0
|
|
static void lexPushLookahead(char *s, int len) {
|
|
int putptr;
|
|
if (len == 0) len = PL_strlen(s);
|
|
putptr = lexBuf.getPtr - len;
|
|
/* this function assumes that length of word to push back
|
|
/ is not greater than MAX_LEX_LOOKAHEAD.
|
|
*/
|
|
if (putptr < 0) putptr += MAX_LEX_LOOKAHEAD;
|
|
lexBuf.getPtr = putptr;
|
|
while (*s) {
|
|
lexBuf.buf[putptr] = *s++;
|
|
putptr = (putptr + 1) % MAX_LEX_LOOKAHEAD;
|
|
}
|
|
lexBuf.len += len;
|
|
}
|
|
#endif
|
|
|
|
static void lexPushLookaheadc(int c) {
|
|
int putptr;
|
|
/* can't putback EOF, because it never leaves lookahead buffer */
|
|
if (c == EOF) return;
|
|
putptr = (int) lexBuf.getPtr - 1;
|
|
if (putptr < 0) putptr += MAX_LEX_LOOKAHEAD;
|
|
lexBuf.getPtr = putptr;
|
|
lexBuf.buf[putptr] = c;
|
|
lexBuf.len += 1;
|
|
}
|
|
|
|
static char* lexLookaheadWord() {
|
|
/* this function can lookahead word with max size of MAX_LEX_LOOKAHEAD_0
|
|
/ and thing bigger than that will stop the lookahead and return 0;
|
|
/ leading white spaces are not recoverable.
|
|
*/
|
|
int c;
|
|
int len = 0;
|
|
int curgetptr = 0;
|
|
lexSkipWhite();
|
|
lexClearToken();
|
|
curgetptr = (int) lexBuf.getPtr; /* remember! */
|
|
while (len < (MAX_LEX_LOOKAHEAD_0)) {
|
|
c = lexGetc();
|
|
len++;
|
|
if (c == EOF || PL_strchr("\t\n ;:=", c)) {
|
|
lexAppendc(0);
|
|
/* restore lookahead buf. */
|
|
lexBuf.len += len;
|
|
lexBuf.getPtr = curgetptr;
|
|
return lexStr();
|
|
}
|
|
else
|
|
lexAppendc(c);
|
|
}
|
|
lexBuf.len += len; /* char that has been moved to lookahead buffer */
|
|
lexBuf.getPtr = curgetptr;
|
|
return 0;
|
|
}
|
|
|
|
#ifdef _SUPPORT_LINE_FOLDING
|
|
static void handleMoreRFC822LineBreak(int c) {
|
|
/* suport RFC 822 line break in cases like
|
|
* ADR: foo;
|
|
* morefoo;
|
|
* more foo;
|
|
*/
|
|
if (c == ';') {
|
|
int a;
|
|
lexSkipLookahead();
|
|
/* skip white spaces */
|
|
a = lexLookahead();
|
|
while (a == ' ' || a == '\t') {
|
|
lexSkipLookahead();
|
|
a = lexLookahead();
|
|
}
|
|
if (a == '\n') {
|
|
lexSkipLookahead();
|
|
a = lexLookahead();
|
|
if (a == ' ' || a == '\t') {
|
|
/* continuation, throw away all the \n and spaces read so
|
|
* far
|
|
*/
|
|
lexSkipWhite();
|
|
lexPushLookaheadc(';');
|
|
}
|
|
else {
|
|
lexPushLookaheadc('\n');
|
|
lexPushLookaheadc(';');
|
|
}
|
|
}
|
|
else {
|
|
lexPushLookaheadc(';');
|
|
}
|
|
}
|
|
}
|
|
|
|
static char* lexGet1Value() {
|
|
/* int size = 0; */
|
|
int c;
|
|
lexSkipWhite();
|
|
c = lexLookahead();
|
|
lexClearToken();
|
|
while (c != EOF && c != ';') {
|
|
if (c == '\n') {
|
|
int a;
|
|
lexSkipLookahead();
|
|
a = lexLookahead();
|
|
if (a == ' ' || a == '\t') {
|
|
lexAppendc(' ');
|
|
lexSkipLookahead();
|
|
}
|
|
else {
|
|
lexPushLookaheadc('\n');
|
|
break;
|
|
}
|
|
}
|
|
else {
|
|
lexAppendc(c);
|
|
lexSkipLookahead();
|
|
}
|
|
c = lexLookahead();
|
|
}
|
|
lexAppendc(0);
|
|
handleMoreRFC822LineBreak(c);
|
|
return c==EOF?0:lexStr();
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
static char* lexGetStrUntil(char *termset) {
|
|
int c = lexLookahead();
|
|
lexClearToken();
|
|
while (c != EOF && !PL_strchr(termset,c)) {
|
|
lexAppendc(c);
|
|
lexSkipLookahead();
|
|
c = lexLookahead();
|
|
}
|
|
lexAppendc(0);
|
|
return c==EOF?0:lexStr();
|
|
}
|
|
#endif
|
|
|
|
static int match_begin_name(int end) {
|
|
char *n = lexLookaheadWord();
|
|
int token = ID;
|
|
if (n) {
|
|
if (!PL_strcasecmp(n,"vcard")) token = end?END_VCARD:BEGIN_VCARD;
|
|
else if (!PL_strcasecmp(n,"vcalendar")) token = end?END_VCAL:BEGIN_VCAL;
|
|
else if (!PL_strcasecmp(n,"vevent")) token = end?END_VEVENT:BEGIN_VEVENT;
|
|
else if (!PL_strcasecmp(n,"vtodo")) token = end?END_VTODO:BEGIN_VTODO;
|
|
deleteStr(n);
|
|
return token;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
#if defined(XP_MAC) && defined(__MWERKS__)
|
|
#pragma warn_possunwant off
|
|
#pragma require_prototypes off
|
|
#endif
|
|
|
|
void initLex(const char *inputstring, unsigned long inputlen, PRFileDesc *inputfile)
|
|
{
|
|
/* initialize lex mode stack */
|
|
lexBuf.lexModeStack[lexBuf.lexModeStackTop=0] = L_NORMAL;
|
|
|
|
/* iniatialize lex buffer. */
|
|
lexBuf.inputString = (char*) inputstring;
|
|
lexBuf.inputLen = inputlen;
|
|
lexBuf.curPos = 0;
|
|
lexBuf.inputFile = inputfile;
|
|
|
|
lexBuf.len = 0;
|
|
lexBuf.getPtr = 0;
|
|
|
|
lexBuf.maxToken = MAXTOKEN;
|
|
lexBuf.strs = (char*)PR_Malloc(MAXTOKEN);
|
|
lexBuf.strsLen = 0;
|
|
|
|
}
|
|
|
|
static void finiLex() {
|
|
PR_FREEIF(lexBuf.strs);
|
|
}
|
|
|
|
|
|
/******************************************************************************/
|
|
/* This parses and converts the base64 format for binary encoding into
|
|
* a decoded buffer (allocated with new). See RFC 1521.
|
|
*/
|
|
static char * lexGetDataFromBase64()
|
|
{
|
|
unsigned long bytesLen = 0, bytesMax = 0;
|
|
int quadIx = 0, pad = 0;
|
|
unsigned long trip = 0;
|
|
unsigned char b;
|
|
int c;
|
|
unsigned char *bytes = NULL;
|
|
unsigned char *oldBytes = NULL;
|
|
|
|
DBG_(("db: lexGetDataFromBase64\n"));
|
|
while (1) {
|
|
c = lexGetc();
|
|
if (c == '\n') {
|
|
++mime_lineNum;
|
|
if (lexLookahead() == '\n') {
|
|
/* a '\n' character by itself means end of data */
|
|
break;
|
|
}
|
|
else continue; /* ignore '\n' */
|
|
}
|
|
else {
|
|
if ((c >= 'A') && (c <= 'Z'))
|
|
b = (unsigned char)(c - 'A');
|
|
else if ((c >= 'a') && (c <= 'z'))
|
|
b = (unsigned char)(c - 'a') + 26;
|
|
else if ((c >= '0') && (c <= '9'))
|
|
b = (unsigned char)(c - '0') + 52;
|
|
else if (c == '+')
|
|
b = 62;
|
|
else if (c == '/')
|
|
b = 63;
|
|
else if (c == '=') {
|
|
b = 0;
|
|
pad++;
|
|
} else if ((c == ' ') || (c == '\t')) {
|
|
continue;
|
|
} else { /* error condition */
|
|
PR_FREEIF (bytes);
|
|
PR_FREEIF(oldBytes);
|
|
/* error recovery: skip until 2 adjacent newlines. */
|
|
DBG_(("db: invalid character 0x%x '%c'\n", c,c));
|
|
if (c != EOF) {
|
|
c = lexGetc();
|
|
while (c != EOF) {
|
|
if (c == '\n' && lexLookahead() == '\n') {
|
|
++mime_lineNum;
|
|
break;
|
|
}
|
|
c = lexGetc();
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
trip = (trip << 6) | b;
|
|
if (++quadIx == 4) {
|
|
unsigned char outBytes[3];
|
|
int numOut;
|
|
int i;
|
|
for (i = 0; i < 3; i++) {
|
|
outBytes[2-i] = (unsigned char)(trip & 0xFF);
|
|
trip >>= 8;
|
|
}
|
|
numOut = 3 - pad;
|
|
if (bytesLen + numOut > bytesMax) {
|
|
if (!bytes) {
|
|
bytesMax = 1024;
|
|
bytes = (unsigned char*)PR_Malloc(bytesMax);
|
|
}
|
|
else {
|
|
bytesMax <<= 2;
|
|
oldBytes = bytes;
|
|
bytes = (unsigned char*)PR_Realloc(bytes,bytesMax);
|
|
}
|
|
if (bytes == 0) {
|
|
mime_error("out of memory while processing BASE64 data\n");
|
|
}
|
|
}
|
|
if (bytes) {
|
|
nsCRT::memcpy(bytes + bytesLen, outBytes, numOut);
|
|
bytesLen += numOut;
|
|
}
|
|
trip = 0;
|
|
quadIx = 0;
|
|
}
|
|
}
|
|
} /* while */
|
|
DBG_(("db: bytesLen = %d\n", bytesLen));
|
|
/* kludge: all this won't be necessary if we have tree form
|
|
representation */
|
|
if (bytes) {
|
|
setValueWithSize(curProp,bytes,(unsigned int)bytesLen);
|
|
PR_FREEIF(bytes);
|
|
}
|
|
else if (oldBytes) {
|
|
setValueWithSize(curProp,oldBytes,(unsigned int)bytesLen);
|
|
PR_FREEIF(oldBytes);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int match_begin_end_name(int end) {
|
|
int token;
|
|
lexSkipWhite();
|
|
if (lexLookahead() != ':') return ID;
|
|
lexSkipLookahead();
|
|
lexSkipWhite();
|
|
token = match_begin_name(end);
|
|
if (token == ID) {
|
|
lexPushLookaheadc(':');
|
|
DBG_(("db: ID '%s'\n", yylval.str));
|
|
return ID;
|
|
}
|
|
else if (token != 0) {
|
|
lexSkipLookaheadWord();
|
|
deleteStr(yylval.str);
|
|
DBG_(("db: begin/end %d\n", token));
|
|
return token;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static char* lexGetQuotedPrintable()
|
|
{
|
|
char cur;
|
|
/* unsigned long len = 0; */
|
|
|
|
lexClearToken();
|
|
do {
|
|
cur = lexGetc();
|
|
switch (cur) {
|
|
case '=': {
|
|
int c = 0;
|
|
int next[2];
|
|
int tab [1];
|
|
int i;
|
|
for (i = 0; i < 2; i++) {
|
|
next[i] = lexGetc();
|
|
if (next[i] >= '0' && next[i] <= '9')
|
|
c = c * 16 + next[i] - '0';
|
|
else if (next[i] >= 'A' && next[i] <= 'F')
|
|
c = c * 16 + next[i] - 'A' + 10;
|
|
else
|
|
break;
|
|
}
|
|
if (i == 0) {
|
|
/* single '=' follow by LINESEP is continuation sign? */
|
|
if (next[0] == '\n') {
|
|
tab[0] = lexGetc();
|
|
if (tab[0] == '\t')
|
|
lexSkipWhite();
|
|
++mime_lineNum;
|
|
}
|
|
else {
|
|
lexAppendc(cur);
|
|
/* lexPushLookaheadc('=');
|
|
goto EndString; */
|
|
}
|
|
}
|
|
else if (i == 1) {
|
|
lexPushLookaheadc(next[1]);
|
|
lexPushLookaheadc(next[0]);
|
|
lexAppendc('=');
|
|
} else {
|
|
lexAppendc(c);
|
|
}
|
|
break;
|
|
} /* '=' */
|
|
case '\n': {
|
|
lexPushLookaheadc('\n');
|
|
goto EndString;
|
|
}
|
|
case ';': {
|
|
lexPushLookaheadc(';');
|
|
goto EndString;
|
|
}
|
|
case (char)EOF:
|
|
break;
|
|
default:
|
|
lexAppendc(cur);
|
|
break;
|
|
} /* switch */
|
|
} while (cur != (char)EOF);
|
|
|
|
EndString:
|
|
lexAppendc(0);
|
|
return lexStr();
|
|
} /* LexQuotedPrintable */
|
|
|
|
static int yylex() {
|
|
/* int token = 0; */
|
|
|
|
int lexmode = LEXMODE();
|
|
if (lexmode == L_VALUES) {
|
|
int c = lexGetc();
|
|
if (c == ';') {
|
|
DBG_(("db: SEMICOLON\n"));
|
|
#ifdef _SUPPORT_LINE_FOLDING
|
|
lexPushLookaheadc(c);
|
|
handleMoreRFC822LineBreak(c);
|
|
lexSkipLookahead();
|
|
#endif
|
|
return SEMICOLON;
|
|
}
|
|
else if (PL_strchr("\n",c)) {
|
|
++mime_lineNum;
|
|
/* consume all line separator(s) adjacent to each other */
|
|
c = lexLookahead();
|
|
while (PL_strchr("\n",c)) {
|
|
lexSkipLookahead();
|
|
c = lexLookahead();
|
|
++mime_lineNum;
|
|
}
|
|
DBG_(("db: LINESEP\n"));
|
|
return LINESEP;
|
|
}
|
|
else {
|
|
char *p = 0;
|
|
lexPushLookaheadc(c);
|
|
if (lexWithinMode(L_BASE64)) {
|
|
/* get each char and convert to bin on the fly... */
|
|
p = lexGetDataFromBase64();
|
|
yylval.str = p;
|
|
return STRING;
|
|
}
|
|
else if (lexWithinMode(L_QUOTED_PRINTABLE)) {
|
|
p = lexGetQuotedPrintable();
|
|
}
|
|
else {
|
|
#ifdef _SUPPORT_LINE_FOLDING
|
|
p = lexGet1Value();
|
|
#else
|
|
p = lexGetStrUntil(";\n");
|
|
#endif
|
|
}
|
|
if (p) {
|
|
DBG_(("db: STRING: '%s'\n", p));
|
|
yylval.str = p;
|
|
return STRING;
|
|
}
|
|
else return 0;
|
|
}
|
|
}
|
|
else {
|
|
/* normal mode */
|
|
while (1) {
|
|
int c = lexGetc();
|
|
switch(c) {
|
|
case ':': {
|
|
/* consume all line separator(s) adjacent to each other */
|
|
/* ignoring linesep immediately after colon. */
|
|
c = lexLookahead();
|
|
while (PL_strchr("\n",c)) {
|
|
lexSkipLookahead();
|
|
c = lexLookahead();
|
|
++mime_lineNum;
|
|
}
|
|
DBG_(("db: COLON\n"));
|
|
return COLON;
|
|
}
|
|
case ';':
|
|
DBG_(("db: SEMICOLON\n"));
|
|
return SEMICOLON;
|
|
case '=':
|
|
DBG_(("db: EQ\n"));
|
|
return EQ;
|
|
/* ignore whitespace in this mode */
|
|
case '\t':
|
|
case ' ': continue;
|
|
case '\n': {
|
|
++mime_lineNum;
|
|
continue;
|
|
}
|
|
case EOF: return 0;
|
|
break;
|
|
default: {
|
|
lexPushLookaheadc(c);
|
|
if (IS_ALPHA(c)) {
|
|
char *t = lexGetWord();
|
|
yylval.str = t;
|
|
if (!PL_strcasecmp(t, "BEGIN")) {
|
|
return match_begin_end_name(0);
|
|
}
|
|
else if (!PL_strcasecmp(t,"END")) {
|
|
return match_begin_end_name(1);
|
|
}
|
|
else {
|
|
DBG_(("db: ID '%s'\n", t));
|
|
return ID;
|
|
}
|
|
}
|
|
else {
|
|
/* unknow token */
|
|
return 0;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***************************************************************************/
|
|
/*** Public Functions ****/
|
|
/***************************************************************************/
|
|
|
|
static VObject* Parse_MIMEHelper()
|
|
{
|
|
ObjStackTop = -1;
|
|
mime_numErrors = 0;
|
|
mime_lineNum = 1;
|
|
vObjList = 0;
|
|
curObj = 0;
|
|
|
|
if (yyparse() != 0)
|
|
return 0;
|
|
|
|
finiLex();
|
|
return vObjList;
|
|
}
|
|
|
|
/******************************************************************************/
|
|
extern "C"
|
|
VObject* Parse_MIME(const char *input, unsigned long len)
|
|
{
|
|
initLex(input, len, 0);
|
|
return Parse_MIMEHelper();
|
|
}
|
|
|
|
|
|
VObject* Parse_MIME_FromFile(PRFileDesc *file)
|
|
{
|
|
VObject *result;
|
|
PRInt32 startPos;
|
|
|
|
initLex(0,(unsigned long)-1,file);
|
|
|
|
startPos = PR_Seek(file, 0, PR_SEEK_CUR);
|
|
if (!(result = Parse_MIMEHelper())) {
|
|
PR_Seek(file,startPos,PR_SEEK_SET);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
VObject* Parse_MIME_FromFileName(char *fname)
|
|
{
|
|
#if !defined(MOZADDRSTANDALONE)
|
|
PRFileDesc *fp = PR_Open(fname, PR_RDONLY, 493);
|
|
if (fp) {
|
|
VObject* o = Parse_MIME_FromFile(fp);
|
|
PR_Close(fp);
|
|
return o;
|
|
}
|
|
else {
|
|
char msg[80];
|
|
sprintf(msg, "can't open file '%s' for reading\n", fname);
|
|
mime_error_(msg);
|
|
return 0;
|
|
}
|
|
#else
|
|
PR_ASSERT (PR_FALSE);
|
|
return 0;
|
|
#endif
|
|
}
|
|
|
|
/******************************************************************************/
|
|
#if 0
|
|
static void YYDebug(const char *s)
|
|
{
|
|
/* PR_LogPrint("%s\n", s); */
|
|
}
|
|
#endif
|
|
|
|
static MimeErrorHandler mimeErrorHandler;
|
|
|
|
void registerMimeErrorHandler(MimeErrorHandler me)
|
|
{
|
|
mimeErrorHandler = me;
|
|
}
|
|
|
|
void mime_error(char *s)
|
|
{
|
|
char msg[256];
|
|
if (mimeErrorHandler) {
|
|
sprintf(msg,"%s at line %d", s, mime_lineNum);
|
|
mimeErrorHandler(msg);
|
|
}
|
|
}
|
|
|
|
void mime_error_(char *s)
|
|
{
|
|
if (mimeErrorHandler) {
|
|
mimeErrorHandler(s);
|
|
}
|
|
}
|
|
|
|
/*#line 1221 "y_tab.c"*/
|
|
#define YYABORT goto yyabort
|
|
#define YYACCEPT goto yyaccept
|
|
#define YYERROR goto yyerrlab
|
|
int
|
|
yyparse()
|
|
{
|
|
register int yym, yyn, yystate;
|
|
#if YYDEBUG
|
|
register char *yys;
|
|
extern char *getenv();
|
|
|
|
if (yys = getenv("YYDEBUG"))
|
|
{
|
|
yyn = *yys;
|
|
if (yyn >= '0' && yyn <= '9')
|
|
yydebug = yyn - '0';
|
|
}
|
|
#endif
|
|
|
|
yynerrs = 0;
|
|
yyerrflag = 0;
|
|
yychar = (-1);
|
|
|
|
yyssp = yyss;
|
|
yyvsp = yyvs;
|
|
*yyssp = yystate = 0;
|
|
|
|
yyloop:
|
|
if ((yyn = yydefred[yystate])) goto yyreduce;
|
|
if (yychar < 0)
|
|
{
|
|
if ((yychar = yylex()) < 0) yychar = 0;
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
{
|
|
yys = 0;
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
|
|
if (!yys) yys = "illegal-symbol";
|
|
printf("yydebug: state %d, reading %d (%s)\n", yystate,
|
|
yychar, yys);
|
|
}
|
|
#endif
|
|
}
|
|
if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("yydebug: state %d, shifting to state %d\n",
|
|
yystate, yytable[yyn]);
|
|
#endif
|
|
if (yyssp >= yyss + yystacksize - 1)
|
|
{
|
|
goto yyoverflow;
|
|
}
|
|
*++yyssp = yystate = yytable[yyn];
|
|
*++yyvsp = yylval;
|
|
yychar = (-1);
|
|
if (yyerrflag > 0) --yyerrflag;
|
|
goto yyloop;
|
|
}
|
|
if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yychar)
|
|
{
|
|
yyn = yytable[yyn];
|
|
goto yyreduce;
|
|
}
|
|
if (yyerrflag) goto yyinrecovery;
|
|
#ifdef lint
|
|
goto yynewerror;
|
|
yynewerror:
|
|
#endif
|
|
yyerror("syntax error");
|
|
#ifdef lint
|
|
goto yyerrlab;
|
|
#endif
|
|
yyerrlab:
|
|
++yynerrs;
|
|
yyinrecovery:
|
|
if (yyerrflag < 3)
|
|
{
|
|
yyerrflag = 3;
|
|
for (;;)
|
|
{
|
|
if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == YYERRCODE)
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("yydebug: state %d, error recovery shifting\
|
|
to state %d\n", *yyssp, yytable[yyn]);
|
|
#endif
|
|
if (yyssp >= yyss + yystacksize - 1)
|
|
{
|
|
goto yyoverflow;
|
|
}
|
|
*++yyssp = yystate = yytable[yyn];
|
|
*++yyvsp = yylval;
|
|
goto yyloop;
|
|
}
|
|
else
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("yydebug: error recovery discarding state %d\n",
|
|
*yyssp);
|
|
#endif
|
|
if (yyssp <= yyss) goto yyabort;
|
|
--yyssp;
|
|
--yyvsp;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (yychar == 0) goto yyabort;
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
{
|
|
yys = 0;
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
|
|
if (!yys) yys = "illegal-symbol";
|
|
printf("yydebug: state %d, error recovery discards token %d (%s)\n",
|
|
yystate, yychar, yys);
|
|
}
|
|
#endif
|
|
yychar = (-1);
|
|
goto yyloop;
|
|
}
|
|
yyreduce:
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("yydebug: state %d, reducing by rule %d (%s)\n",
|
|
yystate, yyn, yyrule[yyn]);
|
|
#endif
|
|
yym = yylen[yyn];
|
|
yyval = yyvsp[1-yym];
|
|
switch (yyn)
|
|
{
|
|
case 2:
|
|
/*#line 282 "vcc.y"*/
|
|
{ addList(&vObjList, yyvsp[0].vobj ); curObj = 0; }
|
|
break;
|
|
case 4:
|
|
/*#line 285 "vcc.y"*/
|
|
{ addList(&vObjList, yyvsp[0].vobj ); curObj = 0; }
|
|
break;
|
|
case 7:
|
|
/*#line 294 "vcc.y"*/
|
|
{
|
|
lexPushMode(L_VCARD);
|
|
if (!pushVObject(VCCardProp)) YYERROR;
|
|
}
|
|
break;
|
|
case 8:
|
|
/*#line 299 "vcc.y"*/
|
|
{
|
|
lexPopMode(0);
|
|
yyval.vobj = popVObject();
|
|
}
|
|
break;
|
|
case 9:
|
|
/*#line 304 "vcc.y"*/
|
|
{
|
|
lexPushMode(L_VCARD);
|
|
if (!pushVObject(VCCardProp)) YYERROR;
|
|
}
|
|
break;
|
|
case 10:
|
|
/*#line 309 "vcc.y"*/
|
|
{
|
|
lexPopMode(0);
|
|
yyval.vobj = popVObject();
|
|
}
|
|
break;
|
|
case 13:
|
|
/*#line 320 "vcc.y"*/
|
|
{
|
|
lexPushMode(L_VALUES);
|
|
}
|
|
break;
|
|
case 14:
|
|
/*#line 324 "vcc.y"*/
|
|
{
|
|
if (lexWithinMode(L_BASE64) || lexWithinMode(L_QUOTED_PRINTABLE))
|
|
lexPopMode(0);
|
|
lexPopMode(0);
|
|
}
|
|
break;
|
|
case 16:
|
|
/*#line 332 "vcc.y"*/
|
|
{
|
|
enterProps(yyvsp[0].str );
|
|
}
|
|
break;
|
|
case 18:
|
|
/*#line 337 "vcc.y"*/
|
|
{
|
|
enterProps(yyvsp[0].str );
|
|
}
|
|
break;
|
|
case 22:
|
|
/*#line 350 "vcc.y"*/
|
|
{
|
|
enterAttr(yyvsp[0].str ,0);
|
|
}
|
|
break;
|
|
case 23:
|
|
/*#line 354 "vcc.y"*/
|
|
{
|
|
enterAttr(yyvsp[-2].str ,yyvsp[0].str );
|
|
|
|
}
|
|
break;
|
|
case 25:
|
|
/*#line 363 "vcc.y"*/
|
|
{ enterValues(yyvsp[-1].str ); }
|
|
break;
|
|
case 27:
|
|
/*#line 365 "vcc.y"*/
|
|
{ enterValues(yyvsp[0].str ); }
|
|
break;
|
|
case 29:
|
|
/*#line 370 "vcc.y"*/
|
|
{ yyval.str = 0; }
|
|
break;
|
|
case 30:
|
|
/*#line 375 "vcc.y"*/
|
|
{ if (!pushVObject(VCCalProp)) YYERROR; }
|
|
break;
|
|
case 31:
|
|
/*#line 378 "vcc.y"*/
|
|
{ yyval.vobj = popVObject(); }
|
|
break;
|
|
case 32:
|
|
/*#line 380 "vcc.y"*/
|
|
{ if (!pushVObject(VCCalProp)) YYERROR; }
|
|
break;
|
|
case 33:
|
|
/*#line 382 "vcc.y"*/
|
|
{ yyval.vobj = popVObject(); }
|
|
break;
|
|
case 39:
|
|
/*#line 397 "vcc.y"*/
|
|
{
|
|
lexPushMode(L_VEVENT);
|
|
if (!pushVObject(VCEventProp)) YYERROR;
|
|
}
|
|
break;
|
|
case 40:
|
|
/*#line 403 "vcc.y"*/
|
|
{
|
|
lexPopMode(0);
|
|
popVObject();
|
|
}
|
|
break;
|
|
case 41:
|
|
/*#line 408 "vcc.y"*/
|
|
{
|
|
lexPushMode(L_VEVENT);
|
|
if (!pushVObject(VCEventProp)) YYERROR;
|
|
}
|
|
break;
|
|
case 42:
|
|
/*#line 413 "vcc.y"*/
|
|
{
|
|
lexPopMode(0);
|
|
popVObject();
|
|
}
|
|
break;
|
|
case 43:
|
|
/*#line 421 "vcc.y"*/
|
|
{
|
|
lexPushMode(L_VTODO);
|
|
if (!pushVObject(VCTodoProp)) YYERROR;
|
|
}
|
|
break;
|
|
case 44:
|
|
/*#line 427 "vcc.y"*/
|
|
{
|
|
lexPopMode(0);
|
|
popVObject();
|
|
}
|
|
break;
|
|
case 45:
|
|
/*#line 432 "vcc.y"*/
|
|
{
|
|
lexPushMode(L_VTODO);
|
|
if (!pushVObject(VCTodoProp)) YYERROR;
|
|
}
|
|
break;
|
|
case 46:
|
|
/*#line 437 "vcc.y"*/
|
|
{
|
|
lexPopMode(0);
|
|
popVObject();
|
|
}
|
|
break;
|
|
/*#line 1520 "y_tab.c"*/
|
|
}
|
|
yyssp -= yym;
|
|
yystate = *yyssp;
|
|
yyvsp -= yym;
|
|
yym = yylhs[yyn];
|
|
if (yystate == 0 && yym == 0)
|
|
{
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("yydebug: after reduction, shifting from state 0 to\
|
|
state %d\n", YYFINAL);
|
|
#endif
|
|
yystate = YYFINAL;
|
|
*++yyssp = YYFINAL;
|
|
*++yyvsp = yyval;
|
|
if (yychar < 0)
|
|
{
|
|
if ((yychar = yylex()) < 0) yychar = 0;
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
{
|
|
yys = 0;
|
|
if (yychar <= YYMAXTOKEN) yys = yyname[yychar];
|
|
if (!yys) yys = "illegal-symbol";
|
|
printf("yydebug: state %d, reading %d (%s)\n",
|
|
YYFINAL, yychar, yys);
|
|
}
|
|
#endif
|
|
}
|
|
if (yychar == 0) goto yyaccept;
|
|
goto yyloop;
|
|
}
|
|
if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 &&
|
|
yyn <= YYTABLESIZE && yycheck[yyn] == yystate)
|
|
yystate = yytable[yyn];
|
|
else
|
|
yystate = yydgoto[yym];
|
|
#if YYDEBUG
|
|
if (yydebug)
|
|
printf("yydebug: after reduction, shifting from state %d \
|
|
to state %d\n", *yyssp, yystate);
|
|
#endif
|
|
if (yyssp >= yyss + yystacksize - 1)
|
|
{
|
|
goto yyoverflow;
|
|
}
|
|
*++yyssp = yystate;
|
|
*++yyvsp = yyval;
|
|
goto yyloop;
|
|
yyoverflow:
|
|
yyerror("yacc stack overflow");
|
|
yyabort:
|
|
return (1);
|
|
yyaccept:
|
|
return (0);
|
|
}
|
|
|
|
/* end of source file vcc.c */
|
|
|