scanner.h

一个通用的隐性马尔可夫C代码库 开发环境:C语言 简要说明:这是一个通用的隐性马尔可夫C代码库

/*********************************************************************
  author       : Frank N黚el
  filename     : ghmm/ghmm/scanner.h
  created      : TIME: 11:42:57     DATE: Tue 27. August 1996
  $Id: scanner.h,v 1.6 2004/01/05 19:23:12 schliep Exp $

Copyright (C) 1998-2001, ZAIK/ZPR, Universit鋞 zu K鰈n

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


*********************************************************************/

#ifndef SCANNER_H
#define SCANNER_H

#include <stdio.h>

#ifdef __cplusplus 
extern "C" {
#endif

/**
   @name scanner Structure and methods; the functions handle memory and 
                 read in the input file, which contains the structure
		 and the methods. 
*/

/*@{ */

/*
 */
typedef struct scanner_t {
  /** Input file with parameters */
  FILE* fp;              
  /** Name of the input file */
  char* filename;        
  /** Current line */
  int   line;            
  /** Position in the current text line          */
  int   pos;             
  /** Maximal length of the identifier           */
  int   idlen;           
  /** Identifier                                 */
  char* id;              
  /** Maximal length of the text line            */
  int   txtlen;          
  /** Contains the current line text (used for error message) */
  char* txt;             
  /** Current char                               */
  char  c;               
  /** Current char is escaped by '\'             */
  char  esc;             
  /** err == 0 : OK                              */
  char  err;             
  /** eof == 1 : end of file reached             */
  char  eof;             
  
  /** Is set after the first use of length units */
  int   resolution_used; 
  /** x-size of one dot in inch;                 */
  float x_resolution;    
  /** y-size of one dot in inch;                 */
  float y_resolution;    

  float x_scale;
  float y_scale;
} scanner_t;

  /**
   */
scanner_t* scanner_alloc(const char* filename );
  /**
   */
int        scanner_consume( scanner_t* s, char ch );
  /**
   */
int        scanner_consume_block( scanner_t* s );
  /**
   */
int        scanner_error( scanner_t* s, char* message );
  /**
   */
int        scanner_free( scanner_t** s );
  /**
   */
int        scanner_free_array( int* len, void***arr );

  /**
   */
void*      scanner_get_array( scanner_t* s, int*len, char* type );
  /**
   */
double     scanner_get_double( scanner_t* s );
  /**
   */
double     scanner_get_edouble( scanner_t* s );
  /**
   */
int        scanner_get_id( scanner_t* s );
  /**
   */
int        scanner_get_int( scanner_t* s );
  /**
   */
int        scanner_get_name( scanner_t* s );
  /**
   */
char*      scanner_get_path( scanner_t* s );
  /**
   */
char*      scanner_get_str( scanner_t* s, int* len, int cmode );
  /**
   */
double**   scanner_get_d_matrix(scanner_t* s, int*rows, int*cols);

/**************************/
  /**
   */
int        scanner_get_index(scanner_t* s, int n);
  /**
   */
int        scanner_get_length_x(scanner_t* s);
  /**
   */
int        scanner_get_length_y(scanner_t* s);
  /**
   */
double     scanner_get_resolution(scanner_t* s);

  /**
   */
#define scanner_get_boolean( s )         (!!scanner_get_int( s ))
  /**
   */
#define scanner_get_char( s )            ((char)(scanner_get_int( s )))
  /**
   */
#define scanner_get_cchar( s )           ((char)(scanner_get_int( s )))
  /**
   */
#define scanner_get_cstring( s )         scanner_get_str( (s), NULL, 1 )
  /**
   */
#define scanner_get_string( s )          scanner_get_str( (s), NULL, 0 )

  /**
   */
#define scanner_get_char_array(s,len)    scanner_get_array((s),(len),"char" )
  /**
   */
#define scanner_get_cstring_array(s,len) scanner_get_array((s),(len),"cstring" )
  /**
   */
#define scanner_get_double_array(s,len)  scanner_get_array((s),(len),"double" )
  /**
   */
#define scanner_get_double_earray(s,len) scanner_get_array((s),(len),"edouble" )
  /**
   */
#define scanner_get_int_array(s,len)     scanner_get_array((s),(len),"int" )
  /**
   */
#define scanner_get_string_array(s,len)  scanner_get_array((s),(len),"string" )


  /*@} scanner section */

#ifdef __cplusplus 
}
#endif

#endif /* SCANNER_H */