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File Content: `reader.c`

/*
 *******************************************************************************
 *
 *   © 2016 and later: Unicode, Inc. and others.
 *   License & terms of use: http://www.unicode.org/copyright.html#License
 *
 *******************************************************************************
 *******************************************************************************
 *
 *   Copyright (C) 1999-2009, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *
 *******************************************************************************
 *   file name:  reader.c
 *   encoding:   UTF-8
 *   tab size:   8 (not used)
 *   indentation:4
 *
 *   created on: 2000sep5
 *   created by: Vladimir Weinstein
 */

/*******************************************************************************
 * Derived from Madhu Katragadda gentest
 *******************************************************************************/


#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#ifdef WIN32
#include <direct.h>
#else
#include <unistd.h>
#endif
#include "unicode/utypes.h"
#include "unicode/putil.h"
#include "unicode/udata.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 */
};

static UBool
isAcceptable(void *context, 
             const char *type, const char *name,
             const UDataInfo *pInfo){

    if( pInfo->size>=20 &&
        pInfo->isBigEndian==U_IS_BIG_ENDIAN &&
        pInfo->charsetFamily==U_CHARSET_FAMILY &&
        pInfo->dataFormat[0]==0x4D &&   /* dataFormat="MyDt" */
        pInfo->dataFormat[1]==0x79 &&
        pInfo->dataFormat[2]==0x44 &&
        pInfo->dataFormat[3]==0x74 &&
        pInfo->formatVersion[0]==1 &&
        pInfo->dataVersion[0]==1   ) {
        return TRUE;
    } else {
        return FALSE;
    }


}

extern int
main(int argc, const char *argv[]) {
    UDataMemory *result = NULL;
    UErrorCode status=U_ZERO_ERROR;

    uint16_t intValue = 0;

    char *string = NULL;
    uint16_t *intPointer = NULL;

    const void *dataMemory = NULL;
    char curPathBuffer[1024];
 
#ifdef WIN32
    char *currdir = _getcwd(NULL, 0);
#else
    char *currdir = getcwd(NULL, 0);
#endif

    /* need to put  "current/dir" as path */
    strcpy(curPathBuffer, currdir);

    result=udata_openChoice(curPathBuffer, DATA_TYPE, DATA_NAME, isAcceptable, NULL, &status);

    if(currdir != NULL) {
        free(currdir);
    }

    if(U_FAILURE(status)){
        printf("Failed to open data file example.dat in %s with error number %d\n", curPathBuffer, status);
        return -1;
    }

    dataMemory = udata_getMemory(result);

    intPointer = (uint16_t *)dataMemory;

    printf("Read value %d from data file\n", *intPointer);

    string = (char *) (intPointer+1);

    printf("Read string %s from data file\n", string);

    if(U_SUCCESS(status)){
        udata_close(result);
    }

    return 0;
}
Name	Size	Permission
Makefile	1942 bytes	0644
reader.c	3213 bytes	0644
reader.vcxproj	9816 bytes	0644
reader.vcxproj.filters	879 bytes	0644
readme.txt	2723 bytes	0644
udata.sln	1942 bytes	0644
writer.c	3175 bytes	0644
writer.vcxproj	9275 bytes	0644
writer.vcxproj.filters	879 bytes	0644
File Content: reader.c

File Content: `reader.c`
