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/* packet-gsm_sms.h
*
* $Id$
*
* Copyright 2004, Michael Lum <mlum [AT] telostech.com>,
* In association with Telos Technology Inc.
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* Convert a 7-bit GSM SMS packed string into an unpacked string.
*
* @param offset Bit offset of the start of the string.
* @param in_length Length of the packed string in bytes.
* @param out_length Length of the output string in bytes.
* @param input The string to unpack
* @param output The buffer for the output string. This buffer must
* be pre-allocated and be at least out_length characters
* long, or out_length + 1 if you're planning on adding a
* terminating '\0'.
* @return The number of unpacked characters.
*/
extern int gsm_sms_char_7bit_unpack(unsigned int offset, unsigned int in_length, unsigned int out_length,
const guint8 *input, unsigned char *output);
/* Convert an unpacked SMS string to UTF-8.
*
* @param src The string to convert.
* @param len Length of the string to convert, in bytes.
* @return An ep_allocated UTF-8 string.
*/
extern gchar *gsm_sms_chars_to_utf8(const unsigned char* src, int len);
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