text: /*
   * LuCI Template - Parser header
   *
   *   Copyright (C) 2009 Jo-Philipp Wich <xm@subsignal.org>
   *
   *  Licensed under the Apache License, Version 2.0 (the "License");
   *  you may not use this file except in compliance with the License.
   *  You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   *  Unless required by applicable law or agreed to in writing, software
   *  distributed under the License is distributed on an "AS IS" BASIS,
   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   *  See the License for the specific language governing permissions and
   *  limitations under the License.
   */
  
  #ifndef _TEMPLATE_PARSER_H_
  #define _TEMPLATE_PARSER_H_
  
  #include <stdlib.h>
  #include <stdio.h>
  #include <stdint.h>
  #include <unistd.h>
  #include <fcntl.h>
  #include <sys/stat.h>
  #include <sys/mman.h>
  #include <string.h>
  #include <ctype.h>
  #include <errno.h>
  
  #include <lua.h>
  #include <lualib.h>
  #include <lauxlib.h>
  
  
  /* code types */
  #define T_TYPE_INIT			0
  #define T_TYPE_TEXT			1
  #define T_TYPE_COMMENT		2
  #define T_TYPE_EXPR			3
  #define T_TYPE_INCLUDE 		4
  #define T_TYPE_I18N			5
  #define T_TYPE_I18N_RAW		6
  #define T_TYPE_CODE			7
  #define T_TYPE_EOF			8
  
  
  struct template_chunk {
  	const char *s;
  	const char *e;
  	int type;
  	int line;
  };
  
  /* parser state */
  struct template_parser {
  	int fd;
  	uint32_t size;
  	char *mmap;
  	char *off;
  	char *gc;
  	int line;
  	int in_expr;
  	int strip_before;
  	int strip_after;
  	struct template_chunk prv_chunk;
  	struct template_chunk cur_chunk;
  	const char *file;
  };
  
  struct template_parser * template_open(const char *file);
  void template_close(struct template_parser *parser);
  
  const char *template_reader(lua_State *L, void *ud, size_t *sz);
  int template_error(lua_State *L, struct template_parser *parser);
  
  #endif
  