/*
*******************************************************************************
*
* © 2016 and later: Unicode, Inc. and others.
* License & terms of use: http://www.unicode.org/copyright.html#License
*
*******************************************************************************
*******************************************************************************
*
* Copyright (C) 1999-2006, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
* file name: writer.c
* encoding: UTF-8
* tab size: 8 (not used)
* indentation:4
*
* created on: 2000sep5
* created by: Vladimir Weinstein
*/
/******************************************************************************
* A program to write simple binary data readable by udata - example for
* ICU workshop
******************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#ifdef WIN32
#include <direct.h>
#else
#include <unistd.h>
#endif
#include "unicode/utypes.h"
#include "unicode/udata.h"
/* this is private - available only through toolutil */
#include "unewdata.h"
#define DATA_NAME "mypkg_example"
#define DATA_TYPE "dat"
/* UDataInfo cf. udata.h */
static const UDataInfo dataInfo={
sizeof(UDataInfo),
0,
U_IS_BIG_ENDIAN,
U_CHARSET_FAMILY,
sizeof(UChar),
0,
0x4D, 0x79, 0x44, 0x74, /* dataFormat="MyDt" */
1, 0, 0, 0, /* formatVersion */
1, 0, 0, 0 /* dataVersion */
};
/* Excersise: add writing out other data types */
/* see icu/source/tools/toolutil/unewdata.h */
/* for other possibilities */
extern int
main(int argc, const char *argv[]) {
UNewDataMemory *pData;
UErrorCode errorCode=U_ZERO_ERROR;
char stringValue[]={'E', 'X', 'A', 'M', 'P', 'L', 'E', '\0'};
uint16_t intValue=2000;
long dataLength;
size_t size;
#ifdef WIN32
char *currdir = _getcwd(NULL, 0);
#else
char *currdir = getcwd(NULL, 0);
#endif
pData=udata_create(currdir, DATA_TYPE, DATA_NAME, &dataInfo,
U_COPYRIGHT_STRING, &errorCode);
if(currdir != NULL) {
free(currdir);
}
if(U_FAILURE(errorCode)) {
fprintf(stderr, "Error: unable to create data memory, error %d\n", errorCode);
exit(errorCode);
}
/* write the data to the file */
/* a 16 bit value and a String*/
printf("Writing uint16_t value of %d\n", intValue);
udata_write16(pData, intValue);
printf("Writing string value of %s\n", stringValue);
udata_writeString(pData, stringValue, sizeof(stringValue));
/* finish up */
dataLength=udata_finish(pData, &errorCode);
if(U_FAILURE(errorCode)) {
fprintf(stderr, "Error: error %d writing the output file\n", errorCode);
exit(errorCode);
}
size=sizeof(stringValue) + sizeof(intValue);
if(dataLength!=(long)size) {
fprintf(stderr, "Error: data length %ld != calculated size %zu\n", dataLength, size);
exit(U_INTERNAL_PROGRAM_ERROR);
}
return 0;
}
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