120 lines
2.8 KiB
C
120 lines
2.8 KiB
C
/*
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*******************************************************************************
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*
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* Copyright (C) 1999-2006, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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*******************************************************************************
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* file name: writer.c
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* encoding: US-ASCII
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* tab size: 8 (not used)
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* indentation:4
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*
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* created on: 2000sep5
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* created by: Vladimir Weinstein
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*/
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/******************************************************************************
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* A program to write simple binary data readable by udata - example for
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* ICU workshop
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******************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#ifdef WIN32
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#include <direct.h>
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#else
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#include <unistd.h>
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#endif
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#include "unicode/utypes.h"
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#include "unicode/udata.h"
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/* this is private - available only through toolutil */
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#include "unewdata.h"
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#define DATA_NAME "mypkg_example"
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#define DATA_TYPE "dat"
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/* UDataInfo cf. udata.h */
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static const UDataInfo dataInfo={
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sizeof(UDataInfo),
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0,
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U_IS_BIG_ENDIAN,
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U_CHARSET_FAMILY,
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sizeof(UChar),
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0,
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0x4D, 0x79, 0x44, 0x74, /* dataFormat="MyDt" */
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1, 0, 0, 0, /* formatVersion */
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1, 0, 0, 0 /* dataVersion */
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};
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/* Excersise: add writing out other data types */
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/* see icu/source/tools/toolutil/unewdata.h */
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/* for other possibilities */
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extern int
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main(int argc, const char *argv[]) {
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UNewDataMemory *pData;
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UErrorCode errorCode=U_ZERO_ERROR;
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char stringValue[]={'E', 'X', 'A', 'M', 'P', 'L', 'E', '\0'};
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uint16_t intValue=2000;
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long dataLength;
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uint32_t size;
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#ifdef WIN32
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char *currdir = _getcwd(NULL, 0);
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#else
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char *currdir = getcwd(NULL, 0);
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#endif
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pData=udata_create(currdir, DATA_TYPE, DATA_NAME, &dataInfo,
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U_COPYRIGHT_STRING, &errorCode);
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if(currdir != NULL) {
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free(currdir);
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}
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if(U_FAILURE(errorCode)) {
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fprintf(stderr, "Error: unable to create data memory, error %d\n", errorCode);
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exit(errorCode);
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}
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/* write the data to the file */
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/* a 16 bit value and a String*/
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printf("Writing uint16_t value of %d\n", intValue);
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udata_write16(pData, intValue);
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printf("Writing string value of %s\n", stringValue);
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udata_writeString(pData, stringValue, sizeof(stringValue));
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/* finish up */
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dataLength=udata_finish(pData, &errorCode);
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if(U_FAILURE(errorCode)) {
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fprintf(stderr, "Error: error %d writing the output file\n", errorCode);
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exit(errorCode);
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}
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size=sizeof(stringValue) + sizeof(intValue);
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if(dataLength!=(long)size) {
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fprintf(stderr, "Error: data length %ld != calculated size %lu\n", dataLength, size);
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exit(U_INTERNAL_PROGRAM_ERROR);
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}
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return 0;
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}
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