/*
 * Build:
 *
 * clang -std=c99 -ansi -pedantic -O0 -g -Wall -Werror -o itest itest.c
 */

#include <errno.h>
#include <iconv.h>
#include <locale.h>
#include <stdio.h>
#include <wchar.h>
#include <sys/types.h>

char buf[] = { 16, 3, 'R', 0, 'O', 0, 'D', 0, 'S', 0, '-', 0, '5', 0, 0, 0 };

int main(int argc, char* argv[])
{
    wchar_t wbuf[256];
    iconv_t ic;

    size_t inbytes;
    size_t outbytes;
    size_t res;
    char *inptr;
    char *outptr;
    char *locale;
    int e, len;

    locale = setlocale(0, NULL);
    if (!locale)
	return 1;

    ic = iconv_open("UTF-32", "UTF-16");
    if (ic == (iconv_t)-1)
	return 2;

    len = sizeof(buf);
    inptr = buf+2;
    inbytes = len-2;
    outptr = (char*) wbuf;
    outbytes = sizeof(wbuf);
    res = iconv(ic, &inptr, &inbytes, &outptr, &outbytes);
    fprintf(stderr, "iconv: res=%d\n", (int)res);
    if (res == (size_t)-1)
        return 3;
    
    wbuf[sizeof(wbuf)/sizeof(wbuf[0])-1] = 0x00000000;
    if (outbytes >= sizeof(wbuf[0]))
	*((wchar_t*)outptr) = 0x00000000;

    len = wcslen(wbuf+1);
    fprintf(stderr, "wlen=%d wbuf=[", len);
    e = fwprintf(stderr, L"%ls", wbuf+1);
    if (e < 0) {
	fprintf(stderr, "\nfwprintf: errno=%d\n", errno);
	return 4;
    }
    fprintf(stderr, "]\n");
    return 0;
}