#ifdef USE_ICONV_H

#include <iconv.h>

#include <windows.h>

#include <errno.h>

#include <string.h>

#include <stdlib.h>

#else

#include "win_iconv.c"

#endif

#include <stdio.h>

const char *

tohex(const char *str, int size)

{

static char buf[BUFSIZ];

char *pbuf = buf;

int i;

buf[0] = 0;

for (i = 0; i < size; ++i)

pbuf += sprintf(pbuf, "X", str[i] & 0xFF);

return buf;

}

const char *

errstr(int errcode)

{

static char buf[BUFSIZ];

switch (errcode)

{

case 0: return "NOERROR";

case EINVAL: return "EINVAL";

case EILSEQ: return "EILSEQ";

case E2BIG: return "E2BIG";

}

sprintf(buf, "%d\n", errcode);

return buf;

}

#ifdef USE_LIBICONV_DLL

int use_dll;

int

setdll(const char *dllpath)

{

char buf[BUFSIZ];

rec_iconv_t cd;

sprintf(buf, "WINICONV_LIBICONV_DLL=%s", dllpath);

putenv(buf);

if (libiconv_iconv_open(&cd, "ascii", "ascii"))

{

FreeLibrary(cd.hlibiconv);

use_dll = TRUE;

return TRUE;

}

use_dll = FALSE;

return FALSE;

}

#endif

/*

* We can test the codepage that is installed in the system.

*/

int

check_enc(const char *encname, int codepage)

{

iconv_t cd;

int cp;

cd = iconv_open("utf-8", encname);

if (cd == (iconv_t)(-1))

{

printf("%s(%d) IS NOT SUPPORTED: SKIP THE TEST\n", encname, codepage);

return FALSE;

}

#ifndef USE_ICONV_H

cp = ((rec_iconv_t *)cd)->from.codepage;

if (cp != codepage)

{

printf("%s(%d) ALIAS IS MAPPED TO DIFFERENT CODEPAGE (%d)\n", encname, codepage, cp);

exit(1);

}

#endif

iconv_close(cd);

return TRUE;

}

void

test(const char *from, const char *fromstr, int fromsize, const char *to, const char *tostr, int tosize, int errcode, int bufsize, int line)

{

char outbuf[BUFSIZ];

const char *pin;

char *pout;

size_t inbytesleft;

size_t outbytesleft;

iconv_t cd;

size_t r;

#ifdef USE_LIBICONV_DLL

char dllpath[_MAX_PATH];

#endif

cd = iconv_open(to, from);

if (cd == (iconv_t)(-1))

{

printf("%s -> %s: NG: INVALID ENCODING NAME: line=%d\n", from, to, line);

exit(1);

}

#ifdef USE_LIBICONV_DLL

if (((rec_iconv_t *)cd)->hlibiconv != NULL)

GetModuleFileNameA(((rec_iconv_t *)cd)->hlibiconv, dllpath, sizeof(dllpath));

if (use_dll && ((rec_iconv_t *)cd)->hlibiconv == NULL)

{

printf("%s: %s -> %s: NG: FAILED TO USE DLL: line=%d\n", dllpath, from, to, line);

exit(1);

}

else if (!use_dll && ((rec_iconv_t *)cd)->hlibiconv != NULL)

{

printf("%s: %s -> %s: NG: DLL IS LOADED UNEXPECTEDLY: line=%d\n", dllpath, from, to, line);

exit(1);

}

#endif

errno = 0;

pin = (char *)fromstr;

pout = outbuf;

inbytesleft = fromsize;

outbytesleft = bufsize;

r = iconv(cd, &pin, &inbytesleft, &pout, &outbytesleft);

if (r != (size_t)(-1))

r = iconv(cd, NULL, NULL, &pout, &outbytesleft);

*pout = 0;

#ifdef USE_LIBICONV_DLL

if (use_dll)

printf("%s: ", dllpath);

#endif

printf("%s(%s) -> ", from, tohex(fromstr, fromsize));

printf("%s(%s%s%s): ", to, tohex(tostr, tosize),

errcode == 0 ? "" : ":",

errcode == 0 ? "" : errstr(errcode));

if (strcmp(outbuf, tostr) == 0 && errno == errcode)

printf("OK\n");

else

{

printf("RESULT(%s:%s): ", tohex(outbuf, sizeof(outbuf) - outbytesleft),

errstr(errno));

printf("NG: line=%d\n", line);

exit(1);

}

}

#define STATIC_STRLEN(arr) (sizeof(arr) - 1)

#define success(from, fromstr, to, tostr) test(from, fromstr, STATIC_STRLEN(fromstr), to, tostr, STATIC_STRLEN(tostr), 0, BUFSIZ, __LINE__)

#define einval(from, fromstr, to, tostr) test(from, fromstr, STATIC_STRLEN(fromstr), to, tostr, STATIC_STRLEN(tostr), EINVAL, BUFSIZ, __LINE__)

#define eilseq(from, fromstr, to, tostr) test(from, fromstr, STATIC_STRLEN(fromstr), to, tostr, STATIC_STRLEN(tostr), EILSEQ, BUFSIZ, __LINE__)

#define e2big(from, fromstr, to, tostr, bufsize) test(from, fromstr, STATIC_STRLEN(fromstr), to, tostr, STATIC_STRLEN(tostr), E2BIG, bufsize, __LINE__)

int

main(int argc, char **argv)

{

#ifdef USE_LIBICONV_DLL

/* test use of dll if $DEFAULT_LIBICONV_DLL was defined. */

if (setdll(""))

{

success("ascii", "ABC", "ascii", "ABC");

success("ascii", "ABC", "utf-16be", "\x00\x41\x00\x42\x00\x43");

}

else

{

printf("\nDLL TEST IS SKIPPED\n\n");

}

setdll("none");

#endif

if (check_enc("ascii", 20127))

{

success("ascii", "ABC", "ascii", "ABC");

eilseq("ascii", "\x80", "ascii", "");

eilseq("ascii", "\xFF", "ascii", "");

}

/* unicode (CP1200 CP1201 CP12000 CP12001 CP65001) */

if (check_enc("utf-8", 65001)

&& check_enc("utf-16be", 1201) && check_enc("utf-16le", 1200)

&& check_enc("utf-32be", 12001) && check_enc("utf-32le", 12000)

)

{

/* Test the BOM behavior

* 1. Remove the BOM when "fromcode" is utf-16 or utf-32.

* 2. Add the BOM when "tocode" is utf-16 or utf-32. */

success("utf-16", "\xFE\xFF\x01\x02", "utf-16be", "\x01\x02");

success("utf-16", "\xFF\xFE\x02\x01", "utf-16be", "\x01\x02");

success("utf-32", "\x00\x00\xFE\xFF\x00\x00\x01\x02", "utf-32be", "\x00\x00\x01\x02");

success("utf-32", "\xFF\xFE\x00\x00\x02\x01\x00\x00", "utf-32be", "\x00\x00\x01\x02");

success("utf-16", "\xFE\xFF\x00\x01", "utf-8", "\x01");

#ifndef GLIB_COMPILATION

success("utf-8", "\x01", "utf-16", "\xFE\xFF\x00\x01");

success("utf-8", "\x01", "utf-32", "\x00\x00\xFE\xFF\x00\x00\x00\x01");

#else

success("utf-8", "\x01", "utf-16", "\xFF\xFE\x01\x00");

success("utf-8", "\x01", "utf-32", "\xFF\xFE\x00\x00\x01\x00\x00\x00");

#endif

success("utf-16be", "\xFE\xFF\x01\x02", "utf-16be", "\xFE\xFF\x01\x02");

success("utf-16le", "\xFF\xFE\x02\x01", "utf-16be", "\xFE\xFF\x01\x02");

success("utf-32be", "\x00\x00\xFE\xFF\x00\x00\x01\x02", "utf-32be", "\x00\x00\xFE\xFF\x00\x00\x01\x02");

success("utf-32le", "\xFF\xFE\x00\x00\x02\x01\x00\x00", "utf-32be", "\x00\x00\xFE\xFF\x00\x00\x01\x02");

success("utf-16be", "\xFE\xFF\x00\x01", "utf-8", "\xEF\xBB\xBF\x01");

success("utf-8", "\xEF\xBB\xBF\x01", "utf-8", "\xEF\xBB\xBF\x01");

success("utf-16be", "\x01\x02", "utf-16le", "\x02\x01");

success("utf-16le", "\x02\x01", "utf-16be", "\x01\x02");

success("utf-16be", "\xFE\xFF", "utf-16le", "\xFF\xFE");

success("utf-16le", "\xFF\xFE", "utf-16be", "\xFE\xFF");

success("utf-32be", "\x00\x00\x03\x04", "utf-32le", "\x04\x03\x00\x00");

success("utf-32le", "\x04\x03\x00\x00", "utf-32be", "\x00\x00\x03\x04");

success("utf-32be", "\x00\x00\xFF\xFF", "utf-16be", "\xFF\xFF");

success("utf-16be", "\xFF\xFF", "utf-32be", "\x00\x00\xFF\xFF");

success("utf-32be", "\x00\x01\x00\x00", "utf-16be", "\xD8\x00\xDC\x00");

success("utf-16be", "\xD8\x00\xDC\x00", "utf-32be", "\x00\x01\x00\x00");

success("utf-32be", "\x00\x10\xFF\xFF", "utf-16be", "\xDB\xFF\xDF\xFF");

success("utf-16be", "\xDB\xFF\xDF\xFF", "utf-32be", "\x00\x10\xFF\xFF");

eilseq("utf-32be", "\x00\x11\x00\x00", "utf-16be", "");

eilseq("utf-16be", "\xDB\xFF\xE0\x00", "utf-32be", "");

success("utf-8", "\xE3\x81\x82", "utf-16be", "\x30\x42");

einval("utf-8", "\xE3", "utf-16be", "");

}

/* Japanese (CP932 CP20932 CP50220 CP50221 CP50222 CP51932) */

if (check_enc("cp932", 932)

&& check_enc("cp20932", 20932) && check_enc("euc-jp", 51932)

&& check_enc("cp50220", 50220) && check_enc("cp50221", 50221)

&& check_enc("cp50222", 50222) && check_enc("iso-2022-jp", 50221))

{

/* Test the compatibility for each other Japanese codepage.

* And validate the escape sequence handling for iso-2022-jp. */

success("utf-16be", "\xFF\x5E", "cp932", "\x81\x60");

success("utf-16be", "\x30\x1C", "cp932", "\x81\x60");

success("utf-16be", "\xFF\x5E", "cp932//nocompat", "\x81\x60");

eilseq("utf-16be", "\x30\x1C", "cp932//nocompat", "");

success("euc-jp", "\xA4\xA2", "utf-16be", "\x30\x42");

einval("euc-jp", "\xA4\xA2\xA4", "utf-16be", "\x30\x42");

eilseq("euc-jp", "\xA4\xA2\xFF\xFF", "utf-16be", "\x30\x42");

success("cp932", "\x81\x60", "iso-2022-jp", "\x1B\x24\x42\x21\x41\x1B\x28\x42");

success("UTF-16BE", "\xFF\x5E", "iso-2022-jp", "\x1B\x24\x42\x21\x41\x1B\x28\x42");

eilseq("UTF-16BE", "\x30\x1C", "iso-2022-jp//nocompat", "");

success("UTF-16BE", "\x30\x42\x30\x44", "iso-2022-jp", "\x1B\x24\x42\x24\x22\x24\x24\x1B\x28\x42");

success("iso-2022-jp", "\x1B\x24\x42\x21\x41\x1B\x28\x42", "UTF-16BE", "\xFF\x5E");

}

/*

* test for //translit

* U+FF41 (FULLWIDTH LATIN SMALL LETTER A) <-> U+0062 (LATIN SMALL LETTER A)

*/

eilseq("UTF-16BE", "\xFF\x41", "iso-8859-1", "");

success("UTF-16BE", "\xFF\x41", "iso-8859-1//translit", "a");

/*

* test for //translit

* Some character, not in "to" encoding -> DEFAULT CHARACTER (maybe "?")

*/

eilseq("UTF-16BE", "\x30\x42", "ascii", "");

success("UTF-16BE", "\x30\x42", "ascii//translit", "?");

/*

* test for //ignore

*/

eilseq("UTF-8", "\xFF A \xFF B", "ascii//ignore", " A B");

eilseq("UTF-8", "\xEF\xBC\xA1 A \xEF\xBC\xA2 B", "ascii//ignore", " A B");

eilseq("UTF-8", "\xEF\x01 A \xEF\x02 B", "ascii//ignore", "\x01 A \x02 B");

/*

* TODO:

* Test for state after iconv() failed.

* Ensure iconv() error is safe and continuable.

*/

return 0;

}