54 lines
2.1 KiB
C
54 lines
2.1 KiB
C
/* packet-gsm_sms.h
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*
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* $Id$
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*
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* Copyright 2004, Michael Lum <mlum [AT] telostech.com>,
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* In association with Telos Technology Inc.
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/* Convert a 7-bit GSM SMS packed string into an unpacked string.
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*
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* @param offset Bit offset of the start of the string.
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* @param in_length Length of the packed string in bytes.
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* @param out_length Length of the output string in bytes.
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* @param input The string to unpack
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* @param output The buffer for the output string. This buffer must
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* be pre-allocated and be at least out_length characters
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* long, or out_length + 1 if you're planning on adding a
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* terminating '\0'.
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* @return The number of unpacked characters.
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*/
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extern int gsm_sms_char_7bit_unpack(unsigned int offset, unsigned int in_length, unsigned int out_length,
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const guint8 *input, unsigned char *output);
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/* Convert an unpacked SMS string to UTF-8.
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*
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* @param src The string to convert.
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* @param len Length of the string to convert, in bytes.
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* @return An ep_allocated UTF-8 string.
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*/
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extern gchar *gsm_sms_chars_to_utf8(const unsigned char* src, int len);
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void dis_field_udh(tvbuff_t *tvb, proto_tree *tree, guint32 *offset, guint32 *length,
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guint8 *udl, gboolean uncomp_7bits, guint8 *fill_bits);
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