The Tor Browser: security/nss/lib/util/utf8.c@b8a032363ba2 (annotated)

security/nss/lib/util/utf8.c@b8a032363ba2 (annotated)

security/nss/lib/util/utf8.c

Thu, 22 Jan 2015 13:21:57 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Thu, 22 Jan 2015 13:21:57 +0100
branch: TOR_BUG_9701
changeset 15: b8a032363ba2
permissions: -rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 #include "seccomon.h"
 #include "secport.h"
 #ifdef TEST_UTF8
 #include <assert.h>
 #undef PORT_Assert
 #define PORT_Assert assert
 #endif
 /*
  * From RFC 2044:
  *
  * UCS-4 range (hex.)           UTF-8 octet sequence (binary)
  * 0000 0000-0000 007F   0xxxxxxx
  * 0000 0080-0000 07FF   110xxxxx 10xxxxxx
  * 0000 0800-0000 FFFF   1110xxxx 10xxxxxx 10xxxxxx
  * 0001 0000-001F FFFF   11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
  * 0020 0000-03FF FFFF   111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx
  * 0400 0000-7FFF FFFF   1111110x 10xxxxxx ... 10xxxxxx
  */
 /*
  * From http://www.imc.org/draft-hoffman-utf16
  *
  * For U on [0x00010000,0x0010FFFF]:  Let U' = U - 0x00010000
  *
  * U' = yyyyyyyyyyxxxxxxxxxx
  * W1 = 110110yyyyyyyyyy
  * W2 = 110111xxxxxxxxxx
  */
 /*
  * This code is assuming NETWORK BYTE ORDER for the 16- and 32-bit
  * character values.  If you wish to use this code for working with
  * host byte order values, define the following:
  *
  * #if IS_BIG_ENDIAN
  * #define L_0 0
  * #define L_1 1
  * #define L_2 2
  * #define L_3 3
  * #define H_0 0
  * #define H_1 1
  * #else / * not everyone has elif * /
  * #if IS_LITTLE_ENDIAN
  * #define L_0 3
  * #define L_1 2
  * #define L_2 1
  * #define L_3 0
  * #define H_0 1
  * #define H_1 0
  * #else
  * #error "PDP and NUXI support deferred"
  * #endif / * IS_LITTLE_ENDIAN * /
  * #endif / * IS_BIG_ENDIAN * /
  */
 #define L_0 0
 #define L_1 1
 #define L_2 2
 #define L_3 3
 #define H_0 0
 #define H_1 1
 #define BAD_UTF8 ((PRUint32)-1)
 /*
  * Parse a single UTF-8 character per the spec. in section 3.9 (D36)
  * of Unicode 4.0.0.
  *
  * Parameters:
  * index - Points to the byte offset in inBuf of character to read.  On success,
  *         updated to the offset of the following character.
  * inBuf - Input buffer, UTF-8 encoded
  * inbufLen - Length of input buffer, in bytes.
  *
  * Returns:
  * Success - The UCS4 encoded character
  * Failure - BAD_UTF8
  */
 static PRUint32
 sec_port_read_utf8(unsigned int *index, unsigned char *inBuf, unsigned int inBufLen)
 {
   PRUint32 result;
   unsigned int i = *index;
   int bytes_left;
   PRUint32 min_value;
   PORT_Assert(i < inBufLen);
   if ( (inBuf[i] & 0x80) == 0x00 ) {
     result = inBuf[i++];
     bytes_left = 0;
     min_value = 0;
   } else if ( (inBuf[i] & 0xE0) == 0xC0 ) {
     result = inBuf[i++] & 0x1F;
     bytes_left = 1;
     min_value = 0x80;
   } else if ( (inBuf[i] & 0xF0) == 0xE0) {
     result = inBuf[i++] & 0x0F;
     bytes_left = 2;
     min_value = 0x800;
   } else if ( (inBuf[i] & 0xF8) == 0xF0) {
     result = inBuf[i++] & 0x07;
     bytes_left = 3;
     min_value = 0x10000;
   } else {
     return BAD_UTF8;
   }
   while (bytes_left--) {
     if (i >= inBufLen || (inBuf[i] & 0xC0) != 0x80) return BAD_UTF8;
     result = (result << 6) | (inBuf[i++] & 0x3F);
   }
   /* Check for overlong sequences, surrogates, and outside unicode range */
   if (result < min_value || (result & 0xFFFFF800) == 0xD800 || result > 0x10FFFF) {
     return BAD_UTF8;
   }
   *index = i;
   return result;
 }
 PRBool
 sec_port_ucs4_utf8_conversion_function
 (
   PRBool toUnicode,
   unsigned char *inBuf,
   unsigned int inBufLen,
   unsigned char *outBuf,
   unsigned int maxOutBufLen,
   unsigned int *outBufLen
 )
 {
   PORT_Assert((unsigned int *)NULL != outBufLen);
   if( toUnicode ) {
     unsigned int i, len = 0;
     for( i = 0; i < inBufLen; ) {
       if( (inBuf[i] & 0x80) == 0x00 ) i += 1;
       else if( (inBuf[i] & 0xE0) == 0xC0 ) i += 2;
       else if( (inBuf[i] & 0xF0) == 0xE0 ) i += 3;
       else if( (inBuf[i] & 0xF8) == 0xF0 ) i += 4;
       else return PR_FALSE;
       len += 4;
     }
     if( len > maxOutBufLen ) {
       *outBufLen = len;
       return PR_FALSE;
     }
     len = 0;
     for( i = 0; i < inBufLen; ) {
       PRUint32 ucs4 = sec_port_read_utf8(&i, inBuf, inBufLen);
       if (ucs4 == BAD_UTF8) return PR_FALSE;
       outBuf[len+L_0] = 0x00;
       outBuf[len+L_1] = (unsigned char)(ucs4 >> 16);
       outBuf[len+L_2] = (unsigned char)(ucs4 >> 8);
       outBuf[len+L_3] = (unsigned char)ucs4;
       len += 4;
     }
     *outBufLen = len;
     return PR_TRUE;
   } else {
     unsigned int i, len = 0;
     PORT_Assert((inBufLen % 4) == 0);
     if ((inBufLen % 4) != 0) {
       *outBufLen = 0;
       return PR_FALSE;
     }
     for( i = 0; i < inBufLen; i += 4 ) {
       if( (inBuf[i+L_0] > 0x00) || (inBuf[i+L_1] > 0x10) ) {
 	*outBufLen = 0;
 	return PR_FALSE;
       } else if( inBuf[i+L_1] >= 0x01 ) len += 4;
       else if( inBuf[i+L_2] >= 0x08 ) len += 3;
       else if( (inBuf[i+L_2] > 0x00) || (inBuf[i+L_3] >= 0x80) ) len += 2;
       else len += 1;
     }
     if( len > maxOutBufLen ) {
       *outBufLen = len;
       return PR_FALSE;
     }
     len = 0;
     for( i = 0; i < inBufLen; i += 4 ) {
       if( inBuf[i+L_1] >= 0x01 ) {
         /* 0001 0000-001F FFFF -> 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx */
         /* 00000000 000abcde fghijklm nopqrstu ->
 abc 10defghi 10jklmno 10pqrstu */
         outBuf[len+0] = 0xF0 | ((inBuf[i+L_1] & 0x1C) >> 2);
         outBuf[len+1] = 0x80 | ((inBuf[i+L_1] & 0x03) << 4)
                              | ((inBuf[i+L_2] & 0xF0) >> 4);
         outBuf[len+2] = 0x80 | ((inBuf[i+L_2] & 0x0F) << 2)
                              | ((inBuf[i+L_3] & 0xC0) >> 6);
         outBuf[len+3] = 0x80 | ((inBuf[i+L_3] & 0x3F) >> 0);
         len += 4;
       } else if( inBuf[i+L_2] >= 0x08 ) {
         /* 0000 0800-0000 FFFF -> 1110xxxx 10xxxxxx 10xxxxxx */
         /* 00000000 00000000 abcdefgh ijklmnop ->
 abcd 10efghij 10klmnop */
         outBuf[len+0] = 0xE0 | ((inBuf[i+L_2] & 0xF0) >> 4);
         outBuf[len+1] = 0x80 | ((inBuf[i+L_2] & 0x0F) << 2)
                              | ((inBuf[i+L_3] & 0xC0) >> 6);
         outBuf[len+2] = 0x80 | ((inBuf[i+L_3] & 0x3F) >> 0);
         len += 3;
       } else if( (inBuf[i+L_2] > 0x00) || (inBuf[i+L_3] >= 0x80) ) {
         /* 0000 0080-0000 07FF -> 110xxxxx 10xxxxxx */
         /* 00000000 00000000 00000abc defghijk ->
 abcde 10fghijk */
         outBuf[len+0] = 0xC0 | ((inBuf[i+L_2] & 0x07) << 2)
                              | ((inBuf[i+L_3] & 0xC0) >> 6);
         outBuf[len+1] = 0x80 | ((inBuf[i+L_3] & 0x3F) >> 0);
         len += 2;
       } else {
         /* 0000 0000-0000 007F -> 0xxxxxx */
         /* 00000000 00000000 00000000 0abcdefg ->
 abcdefg */
         outBuf[len+0] = (inBuf[i+L_3] & 0x7F);
         len += 1;
       }
     }
     *outBufLen = len;
     return PR_TRUE;
   }
 }
 PRBool
 sec_port_ucs2_utf8_conversion_function
 (
   PRBool toUnicode,
   unsigned char *inBuf,
   unsigned int inBufLen,
   unsigned char *outBuf,
   unsigned int maxOutBufLen,
   unsigned int *outBufLen
 )
 {
   PORT_Assert((unsigned int *)NULL != outBufLen);
   if( toUnicode ) {
     unsigned int i, len = 0;
     for( i = 0; i < inBufLen; ) {
       if( (inBuf[i] & 0x80) == 0x00 ) {
         i += 1;
         len += 2;
       } else if( (inBuf[i] & 0xE0) == 0xC0 ) {
         i += 2;
         len += 2;
       } else if( (inBuf[i] & 0xF0) == 0xE0 ) {
         i += 3;
         len += 2;
       } else if( (inBuf[i] & 0xF8) == 0xF0 ) {
         i += 4;
         len += 4;
       } else return PR_FALSE;
     }
     if( len > maxOutBufLen ) {
       *outBufLen = len;
       return PR_FALSE;
     }
     len = 0;
     for( i = 0; i < inBufLen; ) {
       PRUint32 ucs4 = sec_port_read_utf8(&i, inBuf, inBufLen);
       if (ucs4 == BAD_UTF8) return PR_FALSE;
       if( ucs4 < 0x10000) {
         outBuf[len+H_0] = (unsigned char)(ucs4 >> 8);
         outBuf[len+H_1] = (unsigned char)ucs4;
         len += 2;
       } else {
 	ucs4 -= 0x10000;
         outBuf[len+0+H_0] = (unsigned char)(0xD8 | ((ucs4 >> 18) & 0x3));
         outBuf[len+0+H_1] = (unsigned char)(ucs4 >> 10);
         outBuf[len+2+H_0] = (unsigned char)(0xDC | ((ucs4 >> 8) & 0x3));
         outBuf[len+2+H_1] = (unsigned char)ucs4;
 	len += 4;
       }
     }
     *outBufLen = len;
     return PR_TRUE;
   } else {
     unsigned int i, len = 0;
     PORT_Assert((inBufLen % 2) == 0);
     if ((inBufLen % 2) != 0) {
       *outBufLen = 0;
       return PR_FALSE;
     }
     for( i = 0; i < inBufLen; i += 2 ) {
       if( (inBuf[i+H_0] == 0x00) && ((inBuf[i+H_0] & 0x80) == 0x00) ) len += 1;
       else if( inBuf[i+H_0] < 0x08 ) len += 2;
       else if( ((inBuf[i+0+H_0] & 0xDC) == 0xD8) ) {
         if( ((inBuf[i+2+H_0] & 0xDC) == 0xDC) && ((inBufLen - i) > 2) ) {
           i += 2;
           len += 4;
         } else {
           return PR_FALSE;
         }
       }
       else len += 3;
     }
     if( len > maxOutBufLen ) {
       *outBufLen = len;
       return PR_FALSE;
     }
     len = 0;
     for( i = 0; i < inBufLen; i += 2 ) {
       if( (inBuf[i+H_0] == 0x00) && ((inBuf[i+H_1] & 0x80) == 0x00) ) {
         /* 0000-007F -> 0xxxxxx */
         /* 00000000 0abcdefg -> 0abcdefg */
         outBuf[len] = inBuf[i+H_1] & 0x7F;
         len += 1;
       } else if( inBuf[i+H_0] < 0x08 ) {
         /* 0080-07FF -> 110xxxxx 10xxxxxx */
         /* 00000abc defghijk -> 110abcde 10fghijk */
         outBuf[len+0] = 0xC0 | ((inBuf[i+H_0] & 0x07) << 2)
                              | ((inBuf[i+H_1] & 0xC0) >> 6);
         outBuf[len+1] = 0x80 | ((inBuf[i+H_1] & 0x3F) >> 0);
         len += 2;
       } else if( (inBuf[i+H_0] & 0xDC) == 0xD8 ) {
         int abcde, BCDE;
         PORT_Assert(((inBuf[i+2+H_0] & 0xDC) == 0xDC) && ((inBufLen - i) > 2));
         /* D800-DBFF DC00-DFFF -> 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx */
         /* 110110BC DEfghijk 110111lm nopqrstu ->
            { Let abcde = BCDE + 1 }
 abc 10defghi 10jklmno 10pqrstu */
         BCDE = ((inBuf[i+H_0] & 0x03) << 2) | ((inBuf[i+H_1] & 0xC0) >> 6);
         abcde = BCDE + 1;
         outBuf[len+0] = 0xF0 | ((abcde & 0x1C) >> 2);
         outBuf[len+1] = 0x80 | ((abcde & 0x03) << 4)
                              | ((inBuf[i+0+H_1] & 0x3C) >> 2);
         outBuf[len+2] = 0x80 | ((inBuf[i+0+H_1] & 0x03) << 4)
                              | ((inBuf[i+2+H_0] & 0x03) << 2)
                              | ((inBuf[i+2+H_1] & 0xC0) >> 6);
         outBuf[len+3] = 0x80 | ((inBuf[i+2+H_1] & 0x3F) >> 0);
         i += 2;
         len += 4;
       } else {
         /* 0800-FFFF -> 1110xxxx 10xxxxxx 10xxxxxx */
         /* abcdefgh ijklmnop -> 1110abcd 10efghij 10klmnop */
         outBuf[len+0] = 0xE0 | ((inBuf[i+H_0] & 0xF0) >> 4);
         outBuf[len+1] = 0x80 | ((inBuf[i+H_0] & 0x0F) << 2)
                              | ((inBuf[i+H_1] & 0xC0) >> 6);
         outBuf[len+2] = 0x80 | ((inBuf[i+H_1] & 0x3F) >> 0);
         len += 3;
       }
     }
     *outBufLen = len;
     return PR_TRUE;
   }
 }
 PRBool
 sec_port_iso88591_utf8_conversion_function
 (
   const unsigned char *inBuf,
   unsigned int inBufLen,
   unsigned char *outBuf,
   unsigned int maxOutBufLen,
   unsigned int *outBufLen
 )
 {
   unsigned int i, len = 0;
   PORT_Assert((unsigned int *)NULL != outBufLen);
   for( i = 0; i < inBufLen; i++) {
     if( (inBuf[i] & 0x80) == 0x00 ) len += 1;
     else len += 2;
   }
   if( len > maxOutBufLen ) {
     *outBufLen = len;
     return PR_FALSE;
   }
   len = 0;
   for( i = 0; i < inBufLen; i++) {
     if( (inBuf[i] & 0x80) == 0x00 ) {
       /* 00-7F -> 0xxxxxxx */
       /* 0abcdefg -> 0abcdefg */
       outBuf[len] = inBuf[i];
       len += 1;
     } else {
       /* 80-FF <- 110xxxxx 10xxxxxx */
       /* 00000000 abcdefgh -> 110000ab 10cdefgh */
       outBuf[len+0] = 0xC0 | ((inBuf[i] & 0xC0) >> 6);
       outBuf[len+1] = 0x80 | ((inBuf[i] & 0x3F) >> 0);
       len += 2;
     }
   }
   *outBufLen = len;
   return PR_TRUE;
 }
 #ifdef TEST_UTF8
 #include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
 #include <netinet/in.h> /* for htonl and htons */
 /*
  * UCS-4 vectors
  */
 struct ucs4 {
   PRUint32 c;
   char *utf8;
 };
 /*
  * UCS-2 vectors
  */
 struct ucs2 {
   PRUint16 c;
   char *utf8;
 };
 /*
  * UTF-16 vectors
  */
 struct utf16 {
   PRUint32 c;
   PRUint16 w[2];
 };
 /*
  * UCS-4 vectors
  */
 struct ucs4 ucs4[] = {
   { 0x00000001, "\x01" },
   { 0x00000002, "\x02" },
   { 0x00000003, "\x03" },
   { 0x00000004, "\x04" },
   { 0x00000007, "\x07" },
   { 0x00000008, "\x08" },
   { 0x0000000F, "\x0F" },
   { 0x00000010, "\x10" },
   { 0x0000001F, "\x1F" },
   { 0x00000020, "\x20" },
   { 0x0000003F, "\x3F" },
   { 0x00000040, "\x40" },
   { 0x0000007F, "\x7F" },
   { 0x00000080, "\xC2\x80" },
   { 0x00000081, "\xC2\x81" },
   { 0x00000082, "\xC2\x82" },
   { 0x00000084, "\xC2\x84" },
   { 0x00000088, "\xC2\x88" },
   { 0x00000090, "\xC2\x90" },
   { 0x000000A0, "\xC2\xA0" },
   { 0x000000C0, "\xC3\x80" },
   { 0x000000FF, "\xC3\xBF" },
   { 0x00000100, "\xC4\x80" },
   { 0x00000101, "\xC4\x81" },
   { 0x00000102, "\xC4\x82" },
   { 0x00000104, "\xC4\x84" },
   { 0x00000108, "\xC4\x88" },
   { 0x00000110, "\xC4\x90" },
   { 0x00000120, "\xC4\xA0" },
   { 0x00000140, "\xC5\x80" },
   { 0x00000180, "\xC6\x80" },
   { 0x000001FF, "\xC7\xBF" },
   { 0x00000200, "\xC8\x80" },
   { 0x00000201, "\xC8\x81" },
   { 0x00000202, "\xC8\x82" },
   { 0x00000204, "\xC8\x84" },
   { 0x00000208, "\xC8\x88" },
   { 0x00000210, "\xC8\x90" },
   { 0x00000220, "\xC8\xA0" },
   { 0x00000240, "\xC9\x80" },
   { 0x00000280, "\xCA\x80" },
   { 0x00000300, "\xCC\x80" },
   { 0x000003FF, "\xCF\xBF" },
   { 0x00000400, "\xD0\x80" },
   { 0x00000401, "\xD0\x81" },
   { 0x00000402, "\xD0\x82" },
   { 0x00000404, "\xD0\x84" },
   { 0x00000408, "\xD0\x88" },
   { 0x00000410, "\xD0\x90" },
   { 0x00000420, "\xD0\xA0" },
   { 0x00000440, "\xD1\x80" },
   { 0x00000480, "\xD2\x80" },
   { 0x00000500, "\xD4\x80" },
   { 0x00000600, "\xD8\x80" },
   { 0x000007FF, "\xDF\xBF" },
   { 0x00000800, "\xE0\xA0\x80" },
   { 0x00000801, "\xE0\xA0\x81" },
   { 0x00000802, "\xE0\xA0\x82" },
   { 0x00000804, "\xE0\xA0\x84" },
   { 0x00000808, "\xE0\xA0\x88" },
   { 0x00000810, "\xE0\xA0\x90" },
   { 0x00000820, "\xE0\xA0\xA0" },
   { 0x00000840, "\xE0\xA1\x80" },
   { 0x00000880, "\xE0\xA2\x80" },
   { 0x00000900, "\xE0\xA4\x80" },
   { 0x00000A00, "\xE0\xA8\x80" },
   { 0x00000C00, "\xE0\xB0\x80" },
   { 0x00000FFF, "\xE0\xBF\xBF" },
   { 0x00001000, "\xE1\x80\x80" },
   { 0x00001001, "\xE1\x80\x81" },
   { 0x00001002, "\xE1\x80\x82" },
   { 0x00001004, "\xE1\x80\x84" },
   { 0x00001008, "\xE1\x80\x88" },
   { 0x00001010, "\xE1\x80\x90" },
   { 0x00001020, "\xE1\x80\xA0" },
   { 0x00001040, "\xE1\x81\x80" },
   { 0x00001080, "\xE1\x82\x80" },
   { 0x00001100, "\xE1\x84\x80" },
   { 0x00001200, "\xE1\x88\x80" },
   { 0x00001400, "\xE1\x90\x80" },
   { 0x00001800, "\xE1\xA0\x80" },
   { 0x00001FFF, "\xE1\xBF\xBF" },
   { 0x00002000, "\xE2\x80\x80" },
   { 0x00002001, "\xE2\x80\x81" },
   { 0x00002002, "\xE2\x80\x82" },
   { 0x00002004, "\xE2\x80\x84" },
   { 0x00002008, "\xE2\x80\x88" },
   { 0x00002010, "\xE2\x80\x90" },
   { 0x00002020, "\xE2\x80\xA0" },
   { 0x00002040, "\xE2\x81\x80" },
   { 0x00002080, "\xE2\x82\x80" },
   { 0x00002100, "\xE2\x84\x80" },
   { 0x00002200, "\xE2\x88\x80" },
   { 0x00002400, "\xE2\x90\x80" },
   { 0x00002800, "\xE2\xA0\x80" },
   { 0x00003000, "\xE3\x80\x80" },
   { 0x00003FFF, "\xE3\xBF\xBF" },
   { 0x00004000, "\xE4\x80\x80" },
   { 0x00004001, "\xE4\x80\x81" },
   { 0x00004002, "\xE4\x80\x82" },
   { 0x00004004, "\xE4\x80\x84" },
   { 0x00004008, "\xE4\x80\x88" },
   { 0x00004010, "\xE4\x80\x90" },
   { 0x00004020, "\xE4\x80\xA0" },
   { 0x00004040, "\xE4\x81\x80" },
   { 0x00004080, "\xE4\x82\x80" },
   { 0x00004100, "\xE4\x84\x80" },
   { 0x00004200, "\xE4\x88\x80" },
   { 0x00004400, "\xE4\x90\x80" },
   { 0x00004800, "\xE4\xA0\x80" },
   { 0x00005000, "\xE5\x80\x80" },
   { 0x00006000, "\xE6\x80\x80" },
   { 0x00007FFF, "\xE7\xBF\xBF" },
   { 0x00008000, "\xE8\x80\x80" },
   { 0x00008001, "\xE8\x80\x81" },
   { 0x00008002, "\xE8\x80\x82" },
   { 0x00008004, "\xE8\x80\x84" },
   { 0x00008008, "\xE8\x80\x88" },
   { 0x00008010, "\xE8\x80\x90" },
   { 0x00008020, "\xE8\x80\xA0" },
   { 0x00008040, "\xE8\x81\x80" },
   { 0x00008080, "\xE8\x82\x80" },
   { 0x00008100, "\xE8\x84\x80" },
   { 0x00008200, "\xE8\x88\x80" },
   { 0x00008400, "\xE8\x90\x80" },
   { 0x00008800, "\xE8\xA0\x80" },
   { 0x00009000, "\xE9\x80\x80" },
   { 0x0000A000, "\xEA\x80\x80" },
   { 0x0000C000, "\xEC\x80\x80" },
   { 0x0000FFFF, "\xEF\xBF\xBF" },
   { 0x00010000, "\xF0\x90\x80\x80" },
   { 0x00010001, "\xF0\x90\x80\x81" },
   { 0x00010002, "\xF0\x90\x80\x82" },
   { 0x00010004, "\xF0\x90\x80\x84" },
   { 0x00010008, "\xF0\x90\x80\x88" },
   { 0x00010010, "\xF0\x90\x80\x90" },
   { 0x00010020, "\xF0\x90\x80\xA0" },
   { 0x00010040, "\xF0\x90\x81\x80" },
   { 0x00010080, "\xF0\x90\x82\x80" },
   { 0x00010100, "\xF0\x90\x84\x80" },
   { 0x00010200, "\xF0\x90\x88\x80" },
   { 0x00010400, "\xF0\x90\x90\x80" },
   { 0x00010800, "\xF0\x90\xA0\x80" },
   { 0x00011000, "\xF0\x91\x80\x80" },
   { 0x00012000, "\xF0\x92\x80\x80" },
   { 0x00014000, "\xF0\x94\x80\x80" },
   { 0x00018000, "\xF0\x98\x80\x80" },
   { 0x0001FFFF, "\xF0\x9F\xBF\xBF" },
   { 0x00020000, "\xF0\xA0\x80\x80" },
   { 0x00020001, "\xF0\xA0\x80\x81" },
   { 0x00020002, "\xF0\xA0\x80\x82" },
   { 0x00020004, "\xF0\xA0\x80\x84" },
   { 0x00020008, "\xF0\xA0\x80\x88" },
   { 0x00020010, "\xF0\xA0\x80\x90" },
   { 0x00020020, "\xF0\xA0\x80\xA0" },
   { 0x00020040, "\xF0\xA0\x81\x80" },
   { 0x00020080, "\xF0\xA0\x82\x80" },
   { 0x00020100, "\xF0\xA0\x84\x80" },
   { 0x00020200, "\xF0\xA0\x88\x80" },
   { 0x00020400, "\xF0\xA0\x90\x80" },
   { 0x00020800, "\xF0\xA0\xA0\x80" },
   { 0x00021000, "\xF0\xA1\x80\x80" },
   { 0x00022000, "\xF0\xA2\x80\x80" },
   { 0x00024000, "\xF0\xA4\x80\x80" },
   { 0x00028000, "\xF0\xA8\x80\x80" },
   { 0x00030000, "\xF0\xB0\x80\x80" },
   { 0x0003FFFF, "\xF0\xBF\xBF\xBF" },
   { 0x00040000, "\xF1\x80\x80\x80" },
   { 0x00040001, "\xF1\x80\x80\x81" },
   { 0x00040002, "\xF1\x80\x80\x82" },
   { 0x00040004, "\xF1\x80\x80\x84" },
   { 0x00040008, "\xF1\x80\x80\x88" },
   { 0x00040010, "\xF1\x80\x80\x90" },
   { 0x00040020, "\xF1\x80\x80\xA0" },
   { 0x00040040, "\xF1\x80\x81\x80" },
   { 0x00040080, "\xF1\x80\x82\x80" },
   { 0x00040100, "\xF1\x80\x84\x80" },
   { 0x00040200, "\xF1\x80\x88\x80" },
   { 0x00040400, "\xF1\x80\x90\x80" },
   { 0x00040800, "\xF1\x80\xA0\x80" },
   { 0x00041000, "\xF1\x81\x80\x80" },
   { 0x00042000, "\xF1\x82\x80\x80" },
   { 0x00044000, "\xF1\x84\x80\x80" },
   { 0x00048000, "\xF1\x88\x80\x80" },
   { 0x00050000, "\xF1\x90\x80\x80" },
   { 0x00060000, "\xF1\xA0\x80\x80" },
   { 0x0007FFFF, "\xF1\xBF\xBF\xBF" },
   { 0x00080000, "\xF2\x80\x80\x80" },
   { 0x00080001, "\xF2\x80\x80\x81" },
   { 0x00080002, "\xF2\x80\x80\x82" },
   { 0x00080004, "\xF2\x80\x80\x84" },
   { 0x00080008, "\xF2\x80\x80\x88" },
   { 0x00080010, "\xF2\x80\x80\x90" },
   { 0x00080020, "\xF2\x80\x80\xA0" },
   { 0x00080040, "\xF2\x80\x81\x80" },
   { 0x00080080, "\xF2\x80\x82\x80" },
   { 0x00080100, "\xF2\x80\x84\x80" },
   { 0x00080200, "\xF2\x80\x88\x80" },
   { 0x00080400, "\xF2\x80\x90\x80" },
   { 0x00080800, "\xF2\x80\xA0\x80" },
   { 0x00081000, "\xF2\x81\x80\x80" },
   { 0x00082000, "\xF2\x82\x80\x80" },
   { 0x00084000, "\xF2\x84\x80\x80" },
   { 0x00088000, "\xF2\x88\x80\x80" },
   { 0x00090000, "\xF2\x90\x80\x80" },
   { 0x000A0000, "\xF2\xA0\x80\x80" },
   { 0x000C0000, "\xF3\x80\x80\x80" },
   { 0x000FFFFF, "\xF3\xBF\xBF\xBF" },
   { 0x00100000, "\xF4\x80\x80\x80" },
   { 0x00100001, "\xF4\x80\x80\x81" },
   { 0x00100002, "\xF4\x80\x80\x82" },
   { 0x00100004, "\xF4\x80\x80\x84" },
   { 0x00100008, "\xF4\x80\x80\x88" },
   { 0x00100010, "\xF4\x80\x80\x90" },
   { 0x00100020, "\xF4\x80\x80\xA0" },
   { 0x00100040, "\xF4\x80\x81\x80" },
   { 0x00100080, "\xF4\x80\x82\x80" },
   { 0x00100100, "\xF4\x80\x84\x80" },
   { 0x00100200, "\xF4\x80\x88\x80" },
   { 0x00100400, "\xF4\x80\x90\x80" },
   { 0x00100800, "\xF4\x80\xA0\x80" },
   { 0x00101000, "\xF4\x81\x80\x80" },
   { 0x00102000, "\xF4\x82\x80\x80" },
   { 0x00104000, "\xF4\x84\x80\x80" },
   { 0x00108000, "\xF4\x88\x80\x80" },
   { 0x0010FFFF, "\xF4\x8F\xBF\xBF" },
 };
 /*
  * UCS-2 vectors
  */
 struct ucs2 ucs2[] = {
   { 0x0001, "\x01" },
   { 0x0002, "\x02" },
   { 0x0003, "\x03" },
   { 0x0004, "\x04" },
   { 0x0007, "\x07" },
   { 0x0008, "\x08" },
   { 0x000F, "\x0F" },
   { 0x0010, "\x10" },
   { 0x001F, "\x1F" },
   { 0x0020, "\x20" },
   { 0x003F, "\x3F" },
   { 0x0040, "\x40" },
   { 0x007F, "\x7F" },
   { 0x0080, "\xC2\x80" },
   { 0x0081, "\xC2\x81" },
   { 0x0082, "\xC2\x82" },
   { 0x0084, "\xC2\x84" },
   { 0x0088, "\xC2\x88" },
   { 0x0090, "\xC2\x90" },
   { 0x00A0, "\xC2\xA0" },
   { 0x00C0, "\xC3\x80" },
   { 0x00FF, "\xC3\xBF" },
   { 0x0100, "\xC4\x80" },
   { 0x0101, "\xC4\x81" },
   { 0x0102, "\xC4\x82" },
   { 0x0104, "\xC4\x84" },
   { 0x0108, "\xC4\x88" },
   { 0x0110, "\xC4\x90" },
   { 0x0120, "\xC4\xA0" },
   { 0x0140, "\xC5\x80" },
   { 0x0180, "\xC6\x80" },
   { 0x01FF, "\xC7\xBF" },
   { 0x0200, "\xC8\x80" },
   { 0x0201, "\xC8\x81" },
   { 0x0202, "\xC8\x82" },
   { 0x0204, "\xC8\x84" },
   { 0x0208, "\xC8\x88" },
   { 0x0210, "\xC8\x90" },
   { 0x0220, "\xC8\xA0" },
   { 0x0240, "\xC9\x80" },
   { 0x0280, "\xCA\x80" },
   { 0x0300, "\xCC\x80" },
   { 0x03FF, "\xCF\xBF" },
   { 0x0400, "\xD0\x80" },
   { 0x0401, "\xD0\x81" },
   { 0x0402, "\xD0\x82" },
   { 0x0404, "\xD0\x84" },
   { 0x0408, "\xD0\x88" },
   { 0x0410, "\xD0\x90" },
   { 0x0420, "\xD0\xA0" },
   { 0x0440, "\xD1\x80" },
   { 0x0480, "\xD2\x80" },
   { 0x0500, "\xD4\x80" },
   { 0x0600, "\xD8\x80" },
   { 0x07FF, "\xDF\xBF" },
   { 0x0800, "\xE0\xA0\x80" },
   { 0x0801, "\xE0\xA0\x81" },
   { 0x0802, "\xE0\xA0\x82" },
   { 0x0804, "\xE0\xA0\x84" },
   { 0x0808, "\xE0\xA0\x88" },
   { 0x0810, "\xE0\xA0\x90" },
   { 0x0820, "\xE0\xA0\xA0" },
   { 0x0840, "\xE0\xA1\x80" },
   { 0x0880, "\xE0\xA2\x80" },
   { 0x0900, "\xE0\xA4\x80" },
   { 0x0A00, "\xE0\xA8\x80" },
   { 0x0C00, "\xE0\xB0\x80" },
   { 0x0FFF, "\xE0\xBF\xBF" },
   { 0x1000, "\xE1\x80\x80" },
   { 0x1001, "\xE1\x80\x81" },
   { 0x1002, "\xE1\x80\x82" },
   { 0x1004, "\xE1\x80\x84" },
   { 0x1008, "\xE1\x80\x88" },
   { 0x1010, "\xE1\x80\x90" },
   { 0x1020, "\xE1\x80\xA0" },
   { 0x1040, "\xE1\x81\x80" },
   { 0x1080, "\xE1\x82\x80" },
   { 0x1100, "\xE1\x84\x80" },
   { 0x1200, "\xE1\x88\x80" },
   { 0x1400, "\xE1\x90\x80" },
   { 0x1800, "\xE1\xA0\x80" },
   { 0x1FFF, "\xE1\xBF\xBF" },
   { 0x2000, "\xE2\x80\x80" },
   { 0x2001, "\xE2\x80\x81" },
   { 0x2002, "\xE2\x80\x82" },
   { 0x2004, "\xE2\x80\x84" },
   { 0x2008, "\xE2\x80\x88" },
   { 0x2010, "\xE2\x80\x90" },
   { 0x2020, "\xE2\x80\xA0" },
   { 0x2040, "\xE2\x81\x80" },
   { 0x2080, "\xE2\x82\x80" },
   { 0x2100, "\xE2\x84\x80" },
   { 0x2200, "\xE2\x88\x80" },
   { 0x2400, "\xE2\x90\x80" },
   { 0x2800, "\xE2\xA0\x80" },
   { 0x3000, "\xE3\x80\x80" },
   { 0x3FFF, "\xE3\xBF\xBF" },
   { 0x4000, "\xE4\x80\x80" },
   { 0x4001, "\xE4\x80\x81" },
   { 0x4002, "\xE4\x80\x82" },
   { 0x4004, "\xE4\x80\x84" },
   { 0x4008, "\xE4\x80\x88" },
   { 0x4010, "\xE4\x80\x90" },
   { 0x4020, "\xE4\x80\xA0" },
   { 0x4040, "\xE4\x81\x80" },
   { 0x4080, "\xE4\x82\x80" },
   { 0x4100, "\xE4\x84\x80" },
   { 0x4200, "\xE4\x88\x80" },
   { 0x4400, "\xE4\x90\x80" },
   { 0x4800, "\xE4\xA0\x80" },
   { 0x5000, "\xE5\x80\x80" },
   { 0x6000, "\xE6\x80\x80" },
   { 0x7FFF, "\xE7\xBF\xBF" },
   { 0x8000, "\xE8\x80\x80" },
   { 0x8001, "\xE8\x80\x81" },
   { 0x8002, "\xE8\x80\x82" },
   { 0x8004, "\xE8\x80\x84" },
   { 0x8008, "\xE8\x80\x88" },
   { 0x8010, "\xE8\x80\x90" },
   { 0x8020, "\xE8\x80\xA0" },
   { 0x8040, "\xE8\x81\x80" },
   { 0x8080, "\xE8\x82\x80" },
   { 0x8100, "\xE8\x84\x80" },
   { 0x8200, "\xE8\x88\x80" },
   { 0x8400, "\xE8\x90\x80" },
   { 0x8800, "\xE8\xA0\x80" },
   { 0x9000, "\xE9\x80\x80" },
   { 0xA000, "\xEA\x80\x80" },
   { 0xC000, "\xEC\x80\x80" },
   { 0xFFFF, "\xEF\xBF\xBF" }
 };
 /*
  * UTF-16 vectors
  */
 struct utf16 utf16[] = {
   { 0x00010000, { 0xD800, 0xDC00 } },
   { 0x00010001, { 0xD800, 0xDC01 } },
   { 0x00010002, { 0xD800, 0xDC02 } },
   { 0x00010003, { 0xD800, 0xDC03 } },
   { 0x00010004, { 0xD800, 0xDC04 } },
   { 0x00010007, { 0xD800, 0xDC07 } },
   { 0x00010008, { 0xD800, 0xDC08 } },
   { 0x0001000F, { 0xD800, 0xDC0F } },
   { 0x00010010, { 0xD800, 0xDC10 } },
   { 0x0001001F, { 0xD800, 0xDC1F } },
   { 0x00010020, { 0xD800, 0xDC20 } },
   { 0x0001003F, { 0xD800, 0xDC3F } },
   { 0x00010040, { 0xD800, 0xDC40 } },
   { 0x0001007F, { 0xD800, 0xDC7F } },
   { 0x00010080, { 0xD800, 0xDC80 } },
   { 0x00010081, { 0xD800, 0xDC81 } },
   { 0x00010082, { 0xD800, 0xDC82 } },
   { 0x00010084, { 0xD800, 0xDC84 } },
   { 0x00010088, { 0xD800, 0xDC88 } },
   { 0x00010090, { 0xD800, 0xDC90 } },
   { 0x000100A0, { 0xD800, 0xDCA0 } },
   { 0x000100C0, { 0xD800, 0xDCC0 } },
   { 0x000100FF, { 0xD800, 0xDCFF } },
   { 0x00010100, { 0xD800, 0xDD00 } },
   { 0x00010101, { 0xD800, 0xDD01 } },
   { 0x00010102, { 0xD800, 0xDD02 } },
   { 0x00010104, { 0xD800, 0xDD04 } },
   { 0x00010108, { 0xD800, 0xDD08 } },
   { 0x00010110, { 0xD800, 0xDD10 } },
   { 0x00010120, { 0xD800, 0xDD20 } },
   { 0x00010140, { 0xD800, 0xDD40 } },
   { 0x00010180, { 0xD800, 0xDD80 } },
   { 0x000101FF, { 0xD800, 0xDDFF } },
   { 0x00010200, { 0xD800, 0xDE00 } },
   { 0x00010201, { 0xD800, 0xDE01 } },
   { 0x00010202, { 0xD800, 0xDE02 } },
   { 0x00010204, { 0xD800, 0xDE04 } },
   { 0x00010208, { 0xD800, 0xDE08 } },
   { 0x00010210, { 0xD800, 0xDE10 } },
   { 0x00010220, { 0xD800, 0xDE20 } },
   { 0x00010240, { 0xD800, 0xDE40 } },
   { 0x00010280, { 0xD800, 0xDE80 } },
   { 0x00010300, { 0xD800, 0xDF00 } },
   { 0x000103FF, { 0xD800, 0xDFFF } },
   { 0x00010400, { 0xD801, 0xDC00 } },
   { 0x00010401, { 0xD801, 0xDC01 } },
   { 0x00010402, { 0xD801, 0xDC02 } },
   { 0x00010404, { 0xD801, 0xDC04 } },
   { 0x00010408, { 0xD801, 0xDC08 } },
   { 0x00010410, { 0xD801, 0xDC10 } },
   { 0x00010420, { 0xD801, 0xDC20 } },
   { 0x00010440, { 0xD801, 0xDC40 } },
   { 0x00010480, { 0xD801, 0xDC80 } },
   { 0x00010500, { 0xD801, 0xDD00 } },
   { 0x00010600, { 0xD801, 0xDE00 } },
   { 0x000107FF, { 0xD801, 0xDFFF } },
   { 0x00010800, { 0xD802, 0xDC00 } },
   { 0x00010801, { 0xD802, 0xDC01 } },
   { 0x00010802, { 0xD802, 0xDC02 } },
   { 0x00010804, { 0xD802, 0xDC04 } },
   { 0x00010808, { 0xD802, 0xDC08 } },
   { 0x00010810, { 0xD802, 0xDC10 } },
   { 0x00010820, { 0xD802, 0xDC20 } },
   { 0x00010840, { 0xD802, 0xDC40 } },
   { 0x00010880, { 0xD802, 0xDC80 } },
   { 0x00010900, { 0xD802, 0xDD00 } },
   { 0x00010A00, { 0xD802, 0xDE00 } },
   { 0x00010C00, { 0xD803, 0xDC00 } },
   { 0x00010FFF, { 0xD803, 0xDFFF } },
   { 0x00011000, { 0xD804, 0xDC00 } },
   { 0x00011001, { 0xD804, 0xDC01 } },
   { 0x00011002, { 0xD804, 0xDC02 } },
   { 0x00011004, { 0xD804, 0xDC04 } },
   { 0x00011008, { 0xD804, 0xDC08 } },
   { 0x00011010, { 0xD804, 0xDC10 } },
   { 0x00011020, { 0xD804, 0xDC20 } },
   { 0x00011040, { 0xD804, 0xDC40 } },
   { 0x00011080, { 0xD804, 0xDC80 } },
   { 0x00011100, { 0xD804, 0xDD00 } },
   { 0x00011200, { 0xD804, 0xDE00 } },
   { 0x00011400, { 0xD805, 0xDC00 } },
   { 0x00011800, { 0xD806, 0xDC00 } },
   { 0x00011FFF, { 0xD807, 0xDFFF } },
   { 0x00012000, { 0xD808, 0xDC00 } },
   { 0x00012001, { 0xD808, 0xDC01 } },
   { 0x00012002, { 0xD808, 0xDC02 } },
   { 0x00012004, { 0xD808, 0xDC04 } },
   { 0x00012008, { 0xD808, 0xDC08 } },
   { 0x00012010, { 0xD808, 0xDC10 } },
   { 0x00012020, { 0xD808, 0xDC20 } },
   { 0x00012040, { 0xD808, 0xDC40 } },
   { 0x00012080, { 0xD808, 0xDC80 } },
   { 0x00012100, { 0xD808, 0xDD00 } },
   { 0x00012200, { 0xD808, 0xDE00 } },
   { 0x00012400, { 0xD809, 0xDC00 } },
   { 0x00012800, { 0xD80A, 0xDC00 } },
   { 0x00013000, { 0xD80C, 0xDC00 } },
   { 0x00013FFF, { 0xD80F, 0xDFFF } },
   { 0x00014000, { 0xD810, 0xDC00 } },
   { 0x00014001, { 0xD810, 0xDC01 } },
   { 0x00014002, { 0xD810, 0xDC02 } },
   { 0x00014004, { 0xD810, 0xDC04 } },
   { 0x00014008, { 0xD810, 0xDC08 } },
   { 0x00014010, { 0xD810, 0xDC10 } },
   { 0x00014020, { 0xD810, 0xDC20 } },
   { 0x00014040, { 0xD810, 0xDC40 } },
   { 0x00014080, { 0xD810, 0xDC80 } },
   { 0x00014100, { 0xD810, 0xDD00 } },
   { 0x00014200, { 0xD810, 0xDE00 } },
   { 0x00014400, { 0xD811, 0xDC00 } },
   { 0x00014800, { 0xD812, 0xDC00 } },
   { 0x00015000, { 0xD814, 0xDC00 } },
   { 0x00016000, { 0xD818, 0xDC00 } },
   { 0x00017FFF, { 0xD81F, 0xDFFF } },
   { 0x00018000, { 0xD820, 0xDC00 } },
   { 0x00018001, { 0xD820, 0xDC01 } },
   { 0x00018002, { 0xD820, 0xDC02 } },
   { 0x00018004, { 0xD820, 0xDC04 } },
   { 0x00018008, { 0xD820, 0xDC08 } },
   { 0x00018010, { 0xD820, 0xDC10 } },
   { 0x00018020, { 0xD820, 0xDC20 } },
   { 0x00018040, { 0xD820, 0xDC40 } },
   { 0x00018080, { 0xD820, 0xDC80 } },
   { 0x00018100, { 0xD820, 0xDD00 } },
   { 0x00018200, { 0xD820, 0xDE00 } },
   { 0x00018400, { 0xD821, 0xDC00 } },
   { 0x00018800, { 0xD822, 0xDC00 } },
   { 0x00019000, { 0xD824, 0xDC00 } },
   { 0x0001A000, { 0xD828, 0xDC00 } },
   { 0x0001C000, { 0xD830, 0xDC00 } },
   { 0x0001FFFF, { 0xD83F, 0xDFFF } },
   { 0x00020000, { 0xD840, 0xDC00 } },
   { 0x00020001, { 0xD840, 0xDC01 } },
   { 0x00020002, { 0xD840, 0xDC02 } },
   { 0x00020004, { 0xD840, 0xDC04 } },
   { 0x00020008, { 0xD840, 0xDC08 } },
   { 0x00020010, { 0xD840, 0xDC10 } },
   { 0x00020020, { 0xD840, 0xDC20 } },
   { 0x00020040, { 0xD840, 0xDC40 } },
   { 0x00020080, { 0xD840, 0xDC80 } },
   { 0x00020100, { 0xD840, 0xDD00 } },
   { 0x00020200, { 0xD840, 0xDE00 } },
   { 0x00020400, { 0xD841, 0xDC00 } },
   { 0x00020800, { 0xD842, 0xDC00 } },
   { 0x00021000, { 0xD844, 0xDC00 } },
   { 0x00022000, { 0xD848, 0xDC00 } },
   { 0x00024000, { 0xD850, 0xDC00 } },
   { 0x00028000, { 0xD860, 0xDC00 } },
   { 0x0002FFFF, { 0xD87F, 0xDFFF } },
   { 0x00030000, { 0xD880, 0xDC00 } },
   { 0x00030001, { 0xD880, 0xDC01 } },
   { 0x00030002, { 0xD880, 0xDC02 } },
   { 0x00030004, { 0xD880, 0xDC04 } },
   { 0x00030008, { 0xD880, 0xDC08 } },
   { 0x00030010, { 0xD880, 0xDC10 } },
   { 0x00030020, { 0xD880, 0xDC20 } },
   { 0x00030040, { 0xD880, 0xDC40 } },
   { 0x00030080, { 0xD880, 0xDC80 } },
   { 0x00030100, { 0xD880, 0xDD00 } },
   { 0x00030200, { 0xD880, 0xDE00 } },
   { 0x00030400, { 0xD881, 0xDC00 } },
   { 0x00030800, { 0xD882, 0xDC00 } },
   { 0x00031000, { 0xD884, 0xDC00 } },
   { 0x00032000, { 0xD888, 0xDC00 } },
   { 0x00034000, { 0xD890, 0xDC00 } },
   { 0x00038000, { 0xD8A0, 0xDC00 } },
   { 0x0003FFFF, { 0xD8BF, 0xDFFF } },
   { 0x00040000, { 0xD8C0, 0xDC00 } },
   { 0x00040001, { 0xD8C0, 0xDC01 } },
   { 0x00040002, { 0xD8C0, 0xDC02 } },
   { 0x00040004, { 0xD8C0, 0xDC04 } },
   { 0x00040008, { 0xD8C0, 0xDC08 } },
   { 0x00040010, { 0xD8C0, 0xDC10 } },
   { 0x00040020, { 0xD8C0, 0xDC20 } },
   { 0x00040040, { 0xD8C0, 0xDC40 } },
   { 0x00040080, { 0xD8C0, 0xDC80 } },
   { 0x00040100, { 0xD8C0, 0xDD00 } },
   { 0x00040200, { 0xD8C0, 0xDE00 } },
   { 0x00040400, { 0xD8C1, 0xDC00 } },
   { 0x00040800, { 0xD8C2, 0xDC00 } },
   { 0x00041000, { 0xD8C4, 0xDC00 } },
   { 0x00042000, { 0xD8C8, 0xDC00 } },
   { 0x00044000, { 0xD8D0, 0xDC00 } },
   { 0x00048000, { 0xD8E0, 0xDC00 } },
   { 0x0004FFFF, { 0xD8FF, 0xDFFF } },
   { 0x00050000, { 0xD900, 0xDC00 } },
   { 0x00050001, { 0xD900, 0xDC01 } },
   { 0x00050002, { 0xD900, 0xDC02 } },
   { 0x00050004, { 0xD900, 0xDC04 } },
   { 0x00050008, { 0xD900, 0xDC08 } },
   { 0x00050010, { 0xD900, 0xDC10 } },
   { 0x00050020, { 0xD900, 0xDC20 } },
   { 0x00050040, { 0xD900, 0xDC40 } },
   { 0x00050080, { 0xD900, 0xDC80 } },
   { 0x00050100, { 0xD900, 0xDD00 } },
   { 0x00050200, { 0xD900, 0xDE00 } },
   { 0x00050400, { 0xD901, 0xDC00 } },
   { 0x00050800, { 0xD902, 0xDC00 } },
   { 0x00051000, { 0xD904, 0xDC00 } },
   { 0x00052000, { 0xD908, 0xDC00 } },
   { 0x00054000, { 0xD910, 0xDC00 } },
   { 0x00058000, { 0xD920, 0xDC00 } },
   { 0x00060000, { 0xD940, 0xDC00 } },
   { 0x00070000, { 0xD980, 0xDC00 } },
   { 0x0007FFFF, { 0xD9BF, 0xDFFF } },
   { 0x00080000, { 0xD9C0, 0xDC00 } },
   { 0x00080001, { 0xD9C0, 0xDC01 } },
   { 0x00080002, { 0xD9C0, 0xDC02 } },
   { 0x00080004, { 0xD9C0, 0xDC04 } },
   { 0x00080008, { 0xD9C0, 0xDC08 } },
   { 0x00080010, { 0xD9C0, 0xDC10 } },
   { 0x00080020, { 0xD9C0, 0xDC20 } },
   { 0x00080040, { 0xD9C0, 0xDC40 } },
   { 0x00080080, { 0xD9C0, 0xDC80 } },
   { 0x00080100, { 0xD9C0, 0xDD00 } },
   { 0x00080200, { 0xD9C0, 0xDE00 } },
   { 0x00080400, { 0xD9C1, 0xDC00 } },
   { 0x00080800, { 0xD9C2, 0xDC00 } },
   { 0x00081000, { 0xD9C4, 0xDC00 } },
   { 0x00082000, { 0xD9C8, 0xDC00 } },
   { 0x00084000, { 0xD9D0, 0xDC00 } },
   { 0x00088000, { 0xD9E0, 0xDC00 } },
   { 0x0008FFFF, { 0xD9FF, 0xDFFF } },
   { 0x00090000, { 0xDA00, 0xDC00 } },
   { 0x00090001, { 0xDA00, 0xDC01 } },
   { 0x00090002, { 0xDA00, 0xDC02 } },
   { 0x00090004, { 0xDA00, 0xDC04 } },
   { 0x00090008, { 0xDA00, 0xDC08 } },
   { 0x00090010, { 0xDA00, 0xDC10 } },
   { 0x00090020, { 0xDA00, 0xDC20 } },
   { 0x00090040, { 0xDA00, 0xDC40 } },
   { 0x00090080, { 0xDA00, 0xDC80 } },
   { 0x00090100, { 0xDA00, 0xDD00 } },
   { 0x00090200, { 0xDA00, 0xDE00 } },
   { 0x00090400, { 0xDA01, 0xDC00 } },
   { 0x00090800, { 0xDA02, 0xDC00 } },
   { 0x00091000, { 0xDA04, 0xDC00 } },
   { 0x00092000, { 0xDA08, 0xDC00 } },
   { 0x00094000, { 0xDA10, 0xDC00 } },
   { 0x00098000, { 0xDA20, 0xDC00 } },
   { 0x000A0000, { 0xDA40, 0xDC00 } },
   { 0x000B0000, { 0xDA80, 0xDC00 } },
   { 0x000C0000, { 0xDAC0, 0xDC00 } },
   { 0x000D0000, { 0xDB00, 0xDC00 } },
   { 0x000FFFFF, { 0xDBBF, 0xDFFF } },
   { 0x0010FFFF, { 0xDBFF, 0xDFFF } }
 };
 /* illegal utf8 sequences */
 char *utf8_bad[] = {
   "\xC0\x80",
   "\xC1\xBF",
   "\xE0\x80\x80",
   "\xE0\x9F\xBF",
   "\xF0\x80\x80\x80",
   "\xF0\x8F\xBF\xBF",
   "\xF4\x90\x80\x80",
   "\xF7\xBF\xBF\xBF",
   "\xF8\x80\x80\x80\x80",
   "\xF8\x88\x80\x80\x80",
   "\xF8\x92\x80\x80\x80",
   "\xF8\x9F\xBF\xBF\xBF",
   "\xF8\xA0\x80\x80\x80",
   "\xF8\xA8\x80\x80\x80",
   "\xF8\xB0\x80\x80\x80",
   "\xF8\xBF\xBF\xBF\xBF",
   "\xF9\x80\x80\x80\x88",
   "\xF9\x84\x80\x80\x80",
   "\xF9\xBF\xBF\xBF\xBF",
   "\xFA\x80\x80\x80\x80",
   "\xFA\x90\x80\x80\x80",
   "\xFB\xBF\xBF\xBF\xBF",
   "\xFC\x84\x80\x80\x80\x81",
   "\xFC\x85\x80\x80\x80\x80",
   "\xFC\x86\x80\x80\x80\x80",
   "\xFC\x87\xBF\xBF\xBF\xBF",
   "\xFC\x88\xA0\x80\x80\x80",
   "\xFC\x89\x80\x80\x80\x80",
   "\xFC\x8A\x80\x80\x80\x80",
   "\xFC\x90\x80\x80\x80\x82",
   "\xFD\x80\x80\x80\x80\x80",
   "\xFD\xBF\xBF\xBF\xBF\xBF",
   "\x80",
   "\xC3",
   "\xC3\xC3\x80",
   "\xED\xA0\x80",
   "\xED\xBF\x80",
   "\xED\xBF\xBF",
   "\xED\xA0\x80\xE0\xBF\xBF",
 };
 static void
 dump_utf8
 (
   char *word,
   unsigned char *utf8,
   char *end
 )
 {
   fprintf(stdout, "%s ", word);
   for( ; *utf8; utf8++ ) {
     fprintf(stdout, "%02.2x ", (unsigned int)*utf8);
   }
   fprintf(stdout, "%s", end);
 }
 static PRBool
 test_ucs4_chars
 (
   void
 )
 {
   PRBool rv = PR_TRUE;
   int i;
   for( i = 0; i < sizeof(ucs4)/sizeof(ucs4[0]); i++ ) {
     struct ucs4 *e = &ucs4[i];
     PRBool result;
     unsigned char utf8[8];
     unsigned int len = 0;
     PRUint32 back = 0;
     (void)memset(utf8, 0, sizeof(utf8));
     result = sec_port_ucs4_utf8_conversion_function(PR_FALSE,
       (unsigned char *)&e->c, sizeof(e->c), utf8, sizeof(utf8), &len);
     if( !result ) {
       fprintf(stdout, "Failed to convert UCS-4 0x%08.8x to UTF-8\n", e->c);
       rv = PR_FALSE;
       continue;
     }
     if( (len >= sizeof(utf8)) ||
         (strlen(e->utf8) != len) ||
         (utf8[len] = '\0', 0 != strcmp(e->utf8, utf8)) ) {
       fprintf(stdout, "Wrong conversion of UCS-4 0x%08.8x to UTF-8: ", e->c);
       dump_utf8("expected", e->utf8, ", ");
       dump_utf8("received", utf8, "\n");
       rv = PR_FALSE;
       continue;
     }
     result = sec_port_ucs4_utf8_conversion_function(PR_TRUE,
       utf8, len, (unsigned char *)&back, sizeof(back), &len);
     if( !result ) {
       dump_utf8("Failed to convert UTF-8", utf8, "to UCS-4\n");
       rv = PR_FALSE;
       continue;
     }
     if( (sizeof(back) != len) || (e->c != back) ) {
       dump_utf8("Wrong conversion of UTF-8", utf8, " to UCS-4:");
       fprintf(stdout, "expected 0x%08.8x, received 0x%08.8x\n", e->c, back);
       rv = PR_FALSE;
       continue;
     }
   }
   return rv;
 }
 static PRBool
 test_ucs2_chars
 (
   void
 )
 {
   PRBool rv = PR_TRUE;
   int i;
   for( i = 0; i < sizeof(ucs2)/sizeof(ucs2[0]); i++ ) {
     struct ucs2 *e = &ucs2[i];
     PRBool result;
     unsigned char utf8[8];
     unsigned int len = 0;
     PRUint16 back = 0;
     (void)memset(utf8, 0, sizeof(utf8));
     result = sec_port_ucs2_utf8_conversion_function(PR_FALSE,
       (unsigned char *)&e->c, sizeof(e->c), utf8, sizeof(utf8), &len);
     if( !result ) {
       fprintf(stdout, "Failed to convert UCS-2 0x%04.4x to UTF-8\n", e->c);
       rv = PR_FALSE;
       continue;
     }
     if( (len >= sizeof(utf8)) ||
         (strlen(e->utf8) != len) ||
         (utf8[len] = '\0', 0 != strcmp(e->utf8, utf8)) ) {
       fprintf(stdout, "Wrong conversion of UCS-2 0x%04.4x to UTF-8: ", e->c);
       dump_utf8("expected", e->utf8, ", ");
       dump_utf8("received", utf8, "\n");
       rv = PR_FALSE;
       continue;
     }
     result = sec_port_ucs2_utf8_conversion_function(PR_TRUE,
       utf8, len, (unsigned char *)&back, sizeof(back), &len);
     if( !result ) {
       dump_utf8("Failed to convert UTF-8", utf8, "to UCS-2\n");
       rv = PR_FALSE;
       continue;
     }
     if( (sizeof(back) != len) || (e->c != back) ) {
       dump_utf8("Wrong conversion of UTF-8", utf8, "to UCS-2:");
       fprintf(stdout, "expected 0x%08.8x, received 0x%08.8x\n", e->c, back);
       rv = PR_FALSE;
       continue;
     }
   }
   return rv;
 }
 static PRBool
 test_utf16_chars
 (
   void
 )
 {
   PRBool rv = PR_TRUE;
   int i;
   for( i = 0; i < sizeof(utf16)/sizeof(utf16[0]); i++ ) {
     struct utf16 *e = &utf16[i];
     PRBool result;
     unsigned char utf8[8];
     unsigned int len = 0;
     PRUint32 back32 = 0;
     PRUint16 back[2];
     (void)memset(utf8, 0, sizeof(utf8));
     result = sec_port_ucs2_utf8_conversion_function(PR_FALSE,
       (unsigned char *)&e->w[0], sizeof(e->w), utf8, sizeof(utf8), &len);
     if( !result ) {
       fprintf(stdout, "Failed to convert UTF-16 0x%04.4x 0x%04.4x to UTF-8\n",
               e->w[0], e->w[1]);
       rv = PR_FALSE;
       continue;
     }
     result = sec_port_ucs4_utf8_conversion_function(PR_TRUE,
       utf8, len, (unsigned char *)&back32, sizeof(back32), &len);
     if( 4 != len ) {
       fprintf(stdout, "Failed to convert UTF-16 0x%04.4x 0x%04.4x to UTF-8: "
               "unexpected len %d\n", e->w[0], e->w[1], len);
       rv = PR_FALSE;
       continue;
     }
     utf8[len] = '\0'; /* null-terminate for printing */
     if( !result ) {
       dump_utf8("Failed to convert UTF-8", utf8, "to UCS-4 (utf-16 test)\n");
       rv = PR_FALSE;
       continue;
     }
     if( (sizeof(back32) != len) || (e->c != back32) ) {
       fprintf(stdout, "Wrong conversion of UTF-16 0x%04.4x 0x%04.4x ",
               e->w[0], e->w[1]);
       dump_utf8("to UTF-8", utf8, "and then to UCS-4: ");
       if( sizeof(back32) != len ) {
         fprintf(stdout, "len is %d\n", len);
       } else {
         fprintf(stdout, "expected 0x%08.8x, received 0x%08.8x\n", e->c, back32);
       }
       rv = PR_FALSE;
       continue;
     }
     (void)memset(utf8, 0, sizeof(utf8));
     back[0] = back[1] = 0;
     result = sec_port_ucs4_utf8_conversion_function(PR_FALSE,
       (unsigned char *)&e->c, sizeof(e->c), utf8, sizeof(utf8), &len);
     if( !result ) {
       fprintf(stdout, "Failed to convert UCS-4 0x%08.8x to UTF-8 (utf-16 test)\n",
               e->c);
       rv = PR_FALSE;
       continue;
     }
     result = sec_port_ucs2_utf8_conversion_function(PR_TRUE,
       utf8, len, (unsigned char *)&back[0], sizeof(back), &len);
     if( 4 != len ) {
       fprintf(stdout, "Failed to convert UCS-4 0x%08.8x to UTF-8: "
               "unexpected len %d\n", e->c, len);
       rv = PR_FALSE;
       continue;
     }
     utf8[len] = '\0'; /* null-terminate for printing */
     if( !result ) {
       dump_utf8("Failed to convert UTF-8", utf8, "to UTF-16\n");
       rv = PR_FALSE;
       continue;
     }
     if( (sizeof(back) != len) || (e->w[0] != back[0]) || (e->w[1] != back[1]) ) {
       fprintf(stdout, "Wrong conversion of UCS-4 0x%08.8x to UTF-8", e->c);
       dump_utf8("", utf8, "and then to UTF-16:");
       if( sizeof(back) != len ) {
         fprintf(stdout, "len is %d\n", len);
       } else {
         fprintf(stdout, "expected 0x%04.4x 0x%04.4x, received 0x%04.4x 0x%04.4xx\n",
                 e->w[0], e->w[1], back[0], back[1]);
       }
       rv = PR_FALSE;
       continue;
     }
   }
   return rv;
 }
 static PRBool
 test_utf8_bad_chars
 (
   void
 )
 {
   PRBool rv = PR_TRUE;
   int i;
   for( i = 0; i < sizeof(utf8_bad)/sizeof(utf8_bad[0]); i++ ) {
     PRBool result;
     unsigned char destbuf[30];
     unsigned int len = 0;
     result = sec_port_ucs2_utf8_conversion_function(PR_TRUE,
       (unsigned char *)utf8_bad[i], strlen(utf8_bad[i]), destbuf, sizeof(destbuf), &len);
     if( result ) {
       dump_utf8("Failed to detect bad UTF-8 string converting to UCS2: ", utf8_bad[i], "\n");
       rv = PR_FALSE;
       continue;
     }
     result = sec_port_ucs4_utf8_conversion_function(PR_TRUE,
       (unsigned char *)utf8_bad[i], strlen(utf8_bad[i]), destbuf, sizeof(destbuf), &len);
     if( result ) {
       dump_utf8("Failed to detect bad UTF-8 string converting to UCS4: ", utf8_bad[i], "\n");
       rv = PR_FALSE;
       continue;
     }
   }
   return rv;
 }
 static PRBool
 test_iso88591_chars
 (
   void
 )
 {
   PRBool rv = PR_TRUE;
   int i;
   for( i = 0; i < sizeof(ucs2)/sizeof(ucs2[0]); i++ ) {
     struct ucs2 *e = &ucs2[i];
     PRBool result;
     unsigned char iso88591;
     unsigned char utf8[3];
     unsigned int len = 0;
     if (ntohs(e->c) > 0xFF) continue;
     (void)memset(utf8, 0, sizeof(utf8));
     iso88591 = ntohs(e->c);
     result = sec_port_iso88591_utf8_conversion_function(&iso88591,
 , utf8, sizeof(utf8), &len);
     if( !result ) {
       fprintf(stdout, "Failed to convert ISO-8859-1 0x%02.2x to UTF-8\n", iso88591);
       rv = PR_FALSE;
       continue;
     }
     if( (len >= sizeof(utf8)) ||
         (strlen(e->utf8) != len) ||
         (utf8[len] = '\0', 0 != strcmp(e->utf8, utf8)) ) {
       fprintf(stdout, "Wrong conversion of ISO-8859-1 0x%02.2x to UTF-8: ", iso88591);
       dump_utf8("expected", e->utf8, ", ");
       dump_utf8("received", utf8, "\n");
       rv = PR_FALSE;
       continue;
     }
   }
   return rv;
 }
 static PRBool
 test_zeroes
 (
   void
 )
 {
   PRBool rv = PR_TRUE;
   PRBool result;
   PRUint32 lzero = 0;
   PRUint16 szero = 0;
   unsigned char utf8[8];
   unsigned int len = 0;
   PRUint32 lback = 1;
   PRUint16 sback = 1;
   (void)memset(utf8, 1, sizeof(utf8));
   result = sec_port_ucs4_utf8_conversion_function(PR_FALSE,
     (unsigned char *)&lzero, sizeof(lzero), utf8, sizeof(utf8), &len);
   if( !result ) {
     fprintf(stdout, "Failed to convert UCS-4 0x00000000 to UTF-8\n");
     rv = PR_FALSE;
   } else if( 1 != len ) {
     fprintf(stdout, "Wrong conversion of UCS-4 0x00000000: len = %d\n", len);
     rv = PR_FALSE;
   } else if( '\0' != *utf8 ) {
     fprintf(stdout, "Wrong conversion of UCS-4 0x00000000: expected 00 ,"
             "received %02.2x\n", (unsigned int)*utf8);
     rv = PR_FALSE;
   }
   result = sec_port_ucs4_utf8_conversion_function(PR_TRUE,
     "", 1, (unsigned char *)&lback, sizeof(lback), &len);
   if( !result ) {
     fprintf(stdout, "Failed to convert UTF-8 00 to UCS-4\n");
     rv = PR_FALSE;
   } else if( 4 != len ) {
     fprintf(stdout, "Wrong conversion of UTF-8 00 to UCS-4: len = %d\n", len);
     rv = PR_FALSE;
   } else if( 0 != lback ) {
     fprintf(stdout, "Wrong conversion of UTF-8 00 to UCS-4: "
             "expected 0x00000000, received 0x%08.8x\n", lback);
     rv = PR_FALSE;
   }
   (void)memset(utf8, 1, sizeof(utf8));
   result = sec_port_ucs2_utf8_conversion_function(PR_FALSE,
     (unsigned char *)&szero, sizeof(szero), utf8, sizeof(utf8), &len);
   if( !result ) {
     fprintf(stdout, "Failed to convert UCS-2 0x0000 to UTF-8\n");
     rv = PR_FALSE;
   } else if( 1 != len ) {
     fprintf(stdout, "Wrong conversion of UCS-2 0x0000: len = %d\n", len);
     rv = PR_FALSE;
   } else if( '\0' != *utf8 ) {
     fprintf(stdout, "Wrong conversion of UCS-2 0x0000: expected 00 ,"
             "received %02.2x\n", (unsigned int)*utf8);
     rv = PR_FALSE;
   }
   result = sec_port_ucs2_utf8_conversion_function(PR_TRUE,
     "", 1, (unsigned char *)&sback, sizeof(sback), &len);
   if( !result ) {
     fprintf(stdout, "Failed to convert UTF-8 00 to UCS-2\n");
     rv = PR_FALSE;
   } else if( 2 != len ) {
     fprintf(stdout, "Wrong conversion of UTF-8 00 to UCS-2: len = %d\n", len);
     rv = PR_FALSE;
   } else if( 0 != sback ) {
     fprintf(stdout, "Wrong conversion of UTF-8 00 to UCS-2: "
             "expected 0x0000, received 0x%04.4x\n", sback);
     rv = PR_FALSE;
   }
   return rv;
 }
 static PRBool
 test_multichars
 (
   void
 )
 {
   int i;
   unsigned int len, lenout;
   PRUint32 *ucs4s;
   char *ucs4_utf8;
   PRUint16 *ucs2s;
   char *ucs2_utf8;
   void *tmp;
   PRBool result;
   ucs4s = (PRUint32 *)calloc(sizeof(ucs4)/sizeof(ucs4[0]), sizeof(PRUint32));
   ucs2s = (PRUint16 *)calloc(sizeof(ucs2)/sizeof(ucs2[0]), sizeof(PRUint16));
   if( ((PRUint32 *)NULL == ucs4s) || ((PRUint16 *)NULL == ucs2s) ) {
     fprintf(stderr, "out of memory\n");
     exit(1);
   }
   len = 0;
   for( i = 0; i < sizeof(ucs4)/sizeof(ucs4[0]); i++ ) {
     ucs4s[i] = ucs4[i].c;
     len += strlen(ucs4[i].utf8);
   }
   ucs4_utf8 = (char *)malloc(len);
   len = 0;
   for( i = 0; i < sizeof(ucs2)/sizeof(ucs2[0]); i++ ) {
     ucs2s[i] = ucs2[i].c;
     len += strlen(ucs2[i].utf8);
   }
   ucs2_utf8 = (char *)malloc(len);
   if( ((char *)NULL == ucs4_utf8) || ((char *)NULL == ucs2_utf8) ) {
     fprintf(stderr, "out of memory\n");
     exit(1);
   }
   *ucs4_utf8 = '\0';
   for( i = 0; i < sizeof(ucs4)/sizeof(ucs4[0]); i++ ) {
     strcat(ucs4_utf8, ucs4[i].utf8);
   }
   *ucs2_utf8 = '\0';
   for( i = 0; i < sizeof(ucs2)/sizeof(ucs2[0]); i++ ) {
     strcat(ucs2_utf8, ucs2[i].utf8);
   }
   /* UTF-8 -> UCS-4 */
   len = sizeof(ucs4)/sizeof(ucs4[0]) * sizeof(PRUint32);
   tmp = calloc(len, 1);
   if( (void *)NULL == tmp ) {
     fprintf(stderr, "out of memory\n");
     exit(1);
   }
   result = sec_port_ucs4_utf8_conversion_function(PR_TRUE,
     ucs4_utf8, strlen(ucs4_utf8), tmp, len, &lenout);
   if( !result ) {
     fprintf(stdout, "Failed to convert much UTF-8 to UCS-4\n");
     goto done;
   }
   if( lenout != len ) {
     fprintf(stdout, "Unexpected length converting much UTF-8 to UCS-4\n");
     goto loser;
   }
   if( 0 != memcmp(ucs4s, tmp, len) ) {
     fprintf(stdout, "Wrong conversion of much UTF-8 to UCS-4\n");
     goto loser;
   }
   free(tmp); tmp = (void *)NULL;
   /* UCS-4 -> UTF-8 */
   len = strlen(ucs4_utf8);
   tmp = calloc(len, 1);
   if( (void *)NULL == tmp ) {
     fprintf(stderr, "out of memory\n");
     exit(1);
   }
   result = sec_port_ucs4_utf8_conversion_function(PR_FALSE,
     (unsigned char *)ucs4s, sizeof(ucs4)/sizeof(ucs4[0]) * sizeof(PRUint32),
     tmp, len, &lenout);
   if( !result ) {
     fprintf(stdout, "Failed to convert much UCS-4 to UTF-8\n");
     goto done;
   }
   if( lenout != len ) {
     fprintf(stdout, "Unexpected length converting much UCS-4 to UTF-8\n");
     goto loser;
   }
   if( 0 != strncmp(ucs4_utf8, tmp, len) ) {
     fprintf(stdout, "Wrong conversion of much UCS-4 to UTF-8\n");
     goto loser;
   }
   free(tmp); tmp = (void *)NULL;
   /* UTF-8 -> UCS-2 */
   len = sizeof(ucs2)/sizeof(ucs2[0]) * sizeof(PRUint16);
   tmp = calloc(len, 1);
   if( (void *)NULL == tmp ) {
     fprintf(stderr, "out of memory\n");
     exit(1);
   }
   result = sec_port_ucs2_utf8_conversion_function(PR_TRUE,
     ucs2_utf8, strlen(ucs2_utf8), tmp, len, &lenout);
   if( !result ) {
     fprintf(stdout, "Failed to convert much UTF-8 to UCS-2\n");
     goto done;
   }
   if( lenout != len ) {
     fprintf(stdout, "Unexpected length converting much UTF-8 to UCS-2\n");
     goto loser;
   }
   if( 0 != memcmp(ucs2s, tmp, len) ) {
     fprintf(stdout, "Wrong conversion of much UTF-8 to UCS-2\n");
     goto loser;
   }
   free(tmp); tmp = (void *)NULL;
   /* UCS-2 -> UTF-8 */
   len = strlen(ucs2_utf8);
   tmp = calloc(len, 1);
   if( (void *)NULL == tmp ) {
     fprintf(stderr, "out of memory\n");
     exit(1);
   }
   result = sec_port_ucs2_utf8_conversion_function(PR_FALSE,
     (unsigned char *)ucs2s, sizeof(ucs2)/sizeof(ucs2[0]) * sizeof(PRUint16),
     tmp, len, &lenout);
   if( !result ) {
     fprintf(stdout, "Failed to convert much UCS-2 to UTF-8\n");
     goto done;
   }
   if( lenout != len ) {
     fprintf(stdout, "Unexpected length converting much UCS-2 to UTF-8\n");
     goto loser;
   }
   if( 0 != strncmp(ucs2_utf8, tmp, len) ) {
     fprintf(stdout, "Wrong conversion of much UCS-2 to UTF-8\n");
     goto loser;
   }
   /* implement UTF16 */
   result = PR_TRUE;
   goto done;
  loser:
   result = PR_FALSE;
  done:
   free(ucs4s);
   free(ucs4_utf8);
   free(ucs2s);
   free(ucs2_utf8);
   if( (void *)NULL != tmp ) free(tmp);
   return result;
 }
 void
 byte_order
 (
   void
 )
 {
   /*
    * The implementation (now) expects the 16- and 32-bit characters
    * to be in network byte order, not host byte order.  Therefore I
    * have to byteswap all those test vectors above.  hton[ls] may be
    * functions, so I have to do this dynamically.  If you want to
    * use this code to do host byte order conversions, just remove
    * the call in main() to this function.
    */
   int i;
   for( i = 0; i < sizeof(ucs4)/sizeof(ucs4[0]); i++ ) {
     struct ucs4 *e = &ucs4[i];
     e->c = htonl(e->c);
   }
   for( i = 0; i < sizeof(ucs2)/sizeof(ucs2[0]); i++ ) {
     struct ucs2 *e = &ucs2[i];
     e->c = htons(e->c);
   }
   for( i = 0; i < sizeof(utf16)/sizeof(utf16[0]); i++ ) {
     struct utf16 *e = &utf16[i];
     e->c = htonl(e->c);
     e->w[0] = htons(e->w[0]);
     e->w[1] = htons(e->w[1]);
   }
   return;
 }
 int
 main
 (
   int argc,
   char *argv[]
 )
 {
   byte_order();
   if( test_ucs4_chars() &&
       test_ucs2_chars() &&
       test_utf16_chars() &&
       test_utf8_bad_chars() &&
       test_iso88591_chars() &&
       test_zeroes() &&
       test_multichars() &&
       PR_TRUE ) {
     fprintf(stderr, "PASS\n");
     return 1;
   } else {
     fprintf(stderr, "FAIL\n");
     return 0;
   }
 }
 #endif /* TEST_UTF8 */

The Tor Browser / annotate

security/nss/lib/util/utf8.c@b8a032363ba2 (annotated)

security/nss/lib/util/utf8.c