static void testCharRangeByte4	(	xmlParserCtxtPtr	ctxt,
		char *	data
	)		`[static]`
Definition at line 430 of file testchar.c.
Referenced by testCharRanges().
                                                                  {
    int i, j, k, K, l, L;
    int len, c;
    unsigned char lows[6] = {0, 0x80, 0x81, 0xC1, 0xFF, 0xBF};
    int value;

    data[4] = 0;
    for (i = 0xF0;i <= 0xFF;i++) {
    for (j = 0;j <= 0xFF;j++) {
    for (k = 0;k < 6;k++) {
    for (l = 0;l < 6;l++) {
    data[0] = i;
    data[1] = j;
    K = lows[k];
    data[2] = (char) K;
    L = lows[l];
    data[3] = (char) L;
    value = (L & 0x3F) + ((K & 0x3F) << 6) + ((j & 0x3F) << 12) +
            ((i & 0x7) << 18);
    ctxt->charset = XML_CHAR_ENCODING_UTF8;

    lastError = 0;
    c = xmlCurrentChar(ctxt, &len);

    /*
     * if fifth bit of first char is set, then the sequence would need
     * at least 5 bytes, but we give only 4 !
     */
    if ((i & 0xF8) == 0xF8) {
        if (lastError != XML_ERR_INVALID_CHAR)
        fprintf(stderr,
  "Failed to detect invalid char for Bytes 0x%02X 0x%02X 0x%02X 0x%02X\n",
            i, j, K, data[3]);
    }

        /*
     * The second, third and fourth bytes must start with 10
     */
    else if (((j & 0xC0) != 0x80) || ((K & 0xC0) != 0x80) ||
             ((L & 0xC0) != 0x80)) {
        if (lastError != XML_ERR_INVALID_CHAR)
        fprintf(stderr,
    "Failed to detect invalid char for Bytes 0x%02X 0x%02X 0x%02X 0x%02X\n",
            i, j, K, L);
    }

    /*
     * if using a 3 byte encoding then the value must be greater
     * than 0x10000, i.e. one of bits 3 to 0 of i must be set or
     * the 6 or 5th byte of j must be set
     */
    else if (((i & 0x7) == 0) && ((j & 0x30) == 0)) {
        if (lastError != XML_ERR_INVALID_CHAR)
        fprintf(stderr,
    "Failed to detect invalid char for Bytes 0x%02X 0x%02X 0x%02X 0x%02X\n",
            i, j, K, L);
    }

        /*
     * There are values in that range that are not allowed in XML-1.0
     */
    else if (((value > 0xD7FF) && (value <0xE000)) ||
             ((value > 0xFFFD) && (value <0x10000)) || 
         (value > 0x10FFFF)) {
        if (lastError != XML_ERR_INVALID_CHAR)
        fprintf(stderr,
"Failed to detect invalid char 0x%04X for Bytes 0x%02X 0x%02X 0x%02X 0x%02X\n",
            value, i, j, K, L);
    }

    /*
     * We should see no error in remaining cases
     */
    else if ((lastError != 0) || (len != 4)) {
        fprintf(stderr, 
        "Failed to parse char for Bytes 0x%02X 0x%02X 0x%02X\n",
            i, j, K);
    }

    /*
     * Finally check the value is right
     */
    else if (c != value) {
        fprintf(stderr, 
    "Failed to parse char for Bytes 0x%02X 0x%02X 0x%02X: expect %d got %d\n",
        i, j, data[2], value, c);
    }
    }
    }
    }
    }
}
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