0c27b3fe77ac1d5094ba3521e8142d9e7973133fMark Andrewsstatic char *rcsid = "$Id: selectiveencode.c,v 1.1 2003/06/04 00:27:07 marka Exp $";
0c27b3fe77ac1d5094ba3521e8142d9e7973133fMark Andrews * Copyright (c) 2000,2002 Japan Network Information Center.
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * All rights reserved.
70e5a7403f0e0a3bd292b8287c5fed5772c15270Automatic Updater * By using this file, you agree to the terms and conditions set forth bellow.
ab023a65562e62b85a824509d829b6fad87e00b1Rob Austein * LICENSE TERMS AND CONDITIONS
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * The following License Terms and Conditions apply, unless a different
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * license is obtained from Japan Network Information Center ("JPNIC"),
364a82f7c25b62967678027043425201a5e5171aBob Halley * a Japanese association, Kokusai-Kougyou-Kanda Bldg 6F, 2-3-4 Uchi-Kanda,
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * Chiyoda-ku, Tokyo 101-0047, Japan.
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * 1. Use, Modification and Redistribution (including distribution of any
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * modified or derived work) in source and/or binary forms is permitted
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * under this License Terms and Conditions.
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * 2. Redistribution of source code must retain the copyright notices as they
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * appear in each source code file, this License Terms and Conditions.
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * 3. Redistribution in binary form must reproduce the Copyright Notice,
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * this License Terms and Conditions, in the documentation and/or other
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * materials provided with the distribution. For the purposes of binary
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * distribution the "Copyright Notice" refers to the following language:
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * "Copyright (c) 2000-2002 Japan Network Information Center. All rights reserved."
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * 4. The name of JPNIC may not be used to endorse or promote products
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * derived from this Software without specific prior written approval of
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * 5. Disclaimer/Limitation of Liability: THIS SOFTWARE IS PROVIDED BY JPNIC
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JPNIC BE LIABLE
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
3ddd814a97de1d152ba0913c592d6e6dc83d38a6Michael Graff * ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
065273f52a2da0caa45123c70c6eeef4a7be7337Bob Halleystatic int is_domain_delimiter(char c);
065273f52a2da0caa45123c70c6eeef4a7be7337Bob Halleystatic char *find_nonascii(const char *s);
065273f52a2da0caa45123c70c6eeef4a7be7337Bob Halley assert(s != NULL && startp != NULL && endp != NULL);
065273f52a2da0caa45123c70c6eeef4a7be7337Bob Halley TRACE(("idn_selectiveencode_findregion(s=\"%s\")\n",
065273f52a2da0caa45123c70c6eeef4a7be7337Bob Halley * Scan the specified string looking for non-ascii character.
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * Non-ascii character found.
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * Determine the region to encode.
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * First, we scan backwards to find the beginning of the region
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * that should be converted.
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley while (start > s) {
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley char *prev = idn_utf8_findfirstbyte(start - 1, s);
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley break; /* Found */
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley * Next we scan forwards looking for the end of the region.
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley return ((unsigned char)c < 0x80 &&
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halleystatic char *
dbef4f7fb77908f76dc5e4d9e20c184388d4610aBob Halley if (*s == '\0')
d176cbca5b6e1f77345809944365a82d3550c4bcBob Halley return ((char *)s);