mirror of
https://github.com/tesseract-ocr/tesseract.git
synced 2024-12-28 11:08:15 +08:00
a5ad60c3ac
git-svn-id: https://tesseract-ocr.googlecode.com/svn/trunk@239 d0cd1f9f-072b-0410-8dd7-cf729c803f20
94 lines
5.0 KiB
C
94 lines
5.0 KiB
C
/**********************************************************************
|
|
* File: serialis.h (Formerly serialmac.h)
|
|
* Description: Inline routines and macros for serialisation functions
|
|
* Author: Phil Cheatle
|
|
* Created: Tue Oct 08 08:33:12 BST 1991
|
|
*
|
|
* (C) Copyright 1990, Hewlett-Packard Ltd.
|
|
** 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 SERIALIS_H
|
|
#define SERIALIS_H
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
#include "memry.h"
|
|
#include "errcode.h"
|
|
#include "fileerr.h"
|
|
|
|
/* **************************************************************************
|
|
|
|
These are the only routines that write/read data to/from the serialisation.
|
|
|
|
"serialise_bytes" and "de_serialise_bytes" are used to serialise NON class
|
|
items. The "make_serialise" macro generates "serialise" and "de_serialise"
|
|
member functions for the class name specified in the macro parameter.
|
|
|
|
************************************************************************** */
|
|
|
|
extern DLLSYM void *de_serialise_bytes(FILE *f, int size);
|
|
extern DLLSYM void serialise_bytes(FILE *f, void *ptr, int size);
|
|
extern DLLSYM void serialise_INT32(FILE *f, inT32 the_int);
|
|
extern DLLSYM inT32 de_serialise_INT32(FILE *f);
|
|
extern DLLSYM void serialise_FLOAT64(FILE *f, double the_float);
|
|
extern DLLSYM double de_serialise_FLOAT64(FILE *f);
|
|
// Switch endinan.
|
|
extern DLLSYM uinT64 reverse64(uinT64);
|
|
extern DLLSYM uinT32 reverse32(uinT32);
|
|
extern DLLSYM uinT16 reverse16(uinT16);
|
|
|
|
/***********************************************************************
|
|
QUOTE_IT MACRO DEFINITION
|
|
===========================
|
|
Replace <parm> with "<parm>". <parm> may be an arbitrary number of tokens
|
|
***********************************************************************/
|
|
|
|
#define QUOTE_IT( parm ) #parm
|
|
|
|
#define make_serialise( CLASSNAME ) \
|
|
\
|
|
NEWDELETE2(CLASSNAME) \
|
|
\
|
|
void serialise( \
|
|
FILE* f) \
|
|
{ \
|
|
CLASSNAME* shallow_copy; \
|
|
\
|
|
shallow_copy = (CLASSNAME*) alloc_struct( sizeof( *this ) ); \
|
|
memmove( shallow_copy, this, sizeof( *this ) ); \
|
|
\
|
|
shallow_copy->prep_serialise(); \
|
|
if (fwrite( (char*) shallow_copy, sizeof( *shallow_copy ), 1, f ) != 1) \
|
|
WRITEFAILED.error( QUOTE_IT( CLASSNAME::serialise ), \
|
|
ABORT, NULL ); \
|
|
\
|
|
free_struct( shallow_copy, sizeof( *this ) ); \
|
|
this->dump( f ); \
|
|
} \
|
|
\
|
|
static CLASSNAME* de_serialise( \
|
|
FILE* f) \
|
|
{ \
|
|
CLASSNAME* restored; \
|
|
\
|
|
restored = (CLASSNAME*) alloc_struct( sizeof( CLASSNAME ) ); \
|
|
if (fread( (char*) restored, sizeof( CLASSNAME ), 1, f ) != 1) \
|
|
READFAILED.error( QUOTE_IT( CLASSNAME::de_serialise ), \
|
|
ABORT, NULL ); \
|
|
\
|
|
restored->de_dump( f ); \
|
|
return restored; \
|
|
}
|
|
#endif
|