зеркало из https://github.com/mozilla/pjs.git
136 строки
4.6 KiB
C
136 строки
4.6 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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#ifndef PA_PARSE_H
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#define PA_PARSE_H
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#include "xp.h"
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#include "pa_tags.h"
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#include "edttypes.h"
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#include "csid.h"
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#define PA_ABORT -1
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#define PA_PARSED 0
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#define PA_COMPLETE 1
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#define COMMENT_NO 0
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#define COMMENT_YES 1
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#define COMMENT_MAYBE 2
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#define COMMENT_UNCOMMENT 3 /* A conditional comment which turned
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out not to be a comment. The
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commit delimiters need to be
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stripped off. */
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#define COMMENT_PROCESS 4 /* processing instruction <? gunk ?> */
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/*************************
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* The following is to speed up case conversion
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* to allow faster checking of caseless equal among strings.
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* Used in pa_TagEqual().
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*************************/
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#ifdef NON_ASCII_STRINGS
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# define TOLOWER(x) (tolower((unsigned int)(x)))
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#else /* ASCII TABLE LOOKUP */
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extern unsigned char lower_lookup[256];
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# define TOLOWER(x) (lower_lookup[(unsigned int)(x)])
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#endif /* NON_ASCII_STRINGS */
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/*******************************
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* PRIVATE STRUCTURES
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*******************************/
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typedef struct pa_Overflow_struct {
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XP_Block buf;
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int32 size;
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int32 len;
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struct pa_Overflow_struct *next;
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} pa_Overflow;
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typedef struct pa_DocData_struct {
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int32 doc_id;
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MWContext *window_id;
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URL_Struct *url_struct;
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PA_OutputFunction *output_tag;
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XP_Block hold_buf; /* for when we are partway though a tag */
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int32 hold_size;
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int32 hold_len;
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pa_Overflow *overflow_stack;
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int overflow_depth; /* send data to overflow_buf */
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int32 brute_tag;
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int32 comment_bytes;
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void *layout_state;
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char *url;
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FO_Present_Types format_out;
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ED_Buffer *edit_buffer;
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NET_StreamClass *parser_stream;
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uint no_newline_count;
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uint newline_count;
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int stream_count;
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int stream_status;
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PRPackedBool from_net;
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PRPackedBool is_inline_stream; /* Does this doc_data correspond to an inline
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stream */
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PRPackedBool hold; /* send data to hold_buf */
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PRPackedBool waiting_for_js_thread;
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PRPackedBool lose_newline;
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} pa_DocData;
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struct pa_TagTable { char *name; int id; };
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/*******************************
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* PUBLIC FUNCTIONS
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*******************************/
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extern void PA_FreeTag(PA_Tag *);
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extern void PA_FetchRequestedNameValues(PA_Tag *tag, char *namesToFind[], int32 numNamesToFind, char *values[], uint16 win_csid);
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extern PA_Block PA_FetchParamValue(PA_Tag *, char *, uint16);
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extern int32 PA_FetchAllNameValues(PA_Tag *, char ***, char ***, uint16);
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extern Bool PA_TagHasParams(PA_Tag *);
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extern pa_DocData * PA_HoldDocData(pa_DocData * doc_data);
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extern pa_DocData * PA_DropDocData(NET_StreamClass *stream);
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extern void PA_PushOverflow(pa_DocData* doc_data);
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extern pa_Overflow* PA_PopOverflow(pa_DocData* doc_data);
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extern void PA_FreeOverflow(pa_Overflow *overflow);
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extern int PA_GetOverflowDepth(pa_DocData *doc_data);
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extern XP_Block PA_GetOverflowBuf(pa_DocData *doc_data);
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/*******************************
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* PRIVATE FUNCTIONS
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*******************************/
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extern intn pa_TagEqual(char *, char *);
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extern char *pa_FindMDLTag(pa_DocData *, char *, int32, intn *);
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extern char *pa_FindMDLEndTag(pa_DocData *, char *, int32);
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extern char *pa_FindMDLEndComment(pa_DocData *, char *, int32);
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extern char *pa_FindMDLEndProcessInstruction(pa_DocData *, char *, int32);
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extern PA_Tag *pa_CreateTextTag(pa_DocData *, char *, int32);
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extern PA_Tag *pa_CreateMDLTag(pa_DocData *, char *, int32);
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extern char *pa_ExpandEscapes(char *, int32, int32 *, Bool, int16);
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extern struct pa_TagTable * pa_LookupTag (char* str, unsigned int len);
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extern const char *pa_PrintTagToken(int32); /* for debugging only */
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extern intn pa_tokenize_tag(char *str);
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extern void pa_FlushOverflow(NET_StreamClass *stream);
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/*
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extern intn LO_Format(int32, PA_Tag *, intn);
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*/
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#endif /* PA_PARSE_H */
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