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/* packet-gmr1_common.h
*
* Headers for GMR-1 dissection in wireshark (common stuff).
* Copyright (c) 2011 Sylvain Munaut <tnt@246tNt.com>
*
* References:
* [1] ETSI TS 101 376-4-8 V1.3.1 - GMR-1 04.008
* [2] ETSI TS 101 376-4-8 V2.2.1 - GMPRS-1 04.008
* [3] ETSI TS 101 376-4-8 V3.1.1 - GMR-1 3G 44.008
* [4] ETSI TS 100 940 V7.21.0 - GSM 04.08
* [5] ETSI TS 101 376-4-12 V3.2.1 - GMR-1 3G 44.060
* [6] ETSI TS 101 376-5-6 V1.3.1 - GMR-1 05.008
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef __PACKET_GMR1_COMMON_H__
#define __PACKET_GMR1_COMMON_H__
#include "packet-gsm_a_common.h"
/* Protocol descriptor (see [1] 11.2 & [4] 10.2) */
typedef enum {
GMR1_PD_CC = 0x03,
GMR1_PD_MM = 0x05,
GMR1_PD_RR = 0x06,
GMR1_PD_GMM = 0x08,
GMR1_PD_SM = 0x0a,
GMR1_PD_DTRS = 0x1e
} gmr1_pd_e;
#define GMR1_PD_EXT_MSK 0x0f
#define GMR1_PD_EXT_VAL 0x0e
extern const value_string gmr1_pd_vals[];
extern const value_string gmr1_pd_short_vals[];
/* Common IEs */
enum gmr1_ie_common_idx {
GMR1_IE_COM_CM2, /* [1] 11.5.1.6 */
GMR1_IE_COM_SPARE_NIBBLE, /* [1] 11.5.1.8 */
NUM_GMR1_IE_COMMON /* Terminator */
};
extern int hf_gmr1_skip_ind;
extern int hf_gmr1_l3_pd;
extern int hf_gmr1_elem_id;
extern int hf_gmr1_len;
/* Message & IEs parsing */
typedef void (*gmr1_msg_func_t)(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo, gint offset, gint len);
#define GMR1_IE_FUNC(fn_name) \
static guint16 \
fn_name (tvbuff_t *tvb _U_, proto_tree *tree _U_, packet_info *pinfo _U_, guint32 offset _U_, guint len _U_, gchar *add_string _U_, int string_len _U_)
#define GMR1_MSG_FUNC(fn_name) \
static void \
fn_name (tvbuff_t *tvb _U_, proto_tree *tree _U_, packet_info *pinfo _U_, gint offset, gint len)
#define GMR1_MSG_FUNC_BEGIN \
gint curr_offset; \
gint curr_len; \
gint consumed; \
\
curr_offset = offset; \
curr_len = len; \
consumed = 0;
#define GMR1_MSG_FUNC_END
extern void
gmr1_get_msg_params(gmr1_pd_e pd, guint8 oct, const gchar **msg_str,
int *ett_tree, int *hf_idx, gmr1_msg_func_t *msg_func_p);
#endif /* __PACKET_GMR1_COMMON_H__ */
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