forked from osmocom/wireshark
87 lines
2.2 KiB
C
87 lines
2.2 KiB
C
/* packet-gmr1_common.h
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*
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* Headers for GMR-1 dissection in wireshark (common stuff).
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* Copyright (c) 2011 Sylvain Munaut <tnt@246tNt.com>
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*
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* References:
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* [1] ETSI TS 101 376-4-8 V1.3.1 - GMR-1 04.008
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* [2] ETSI TS 101 376-4-8 V2.2.1 - GMPRS-1 04.008
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* [3] ETSI TS 101 376-4-8 V3.1.1 - GMR-1 3G 44.008
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* [4] ETSI TS 100 940 V7.21.0 - GSM 04.08
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* [5] ETSI TS 101 376-4-12 V3.2.1 - GMR-1 3G 44.060
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* [6] ETSI TS 101 376-5-6 V1.3.1 - GMR-1 05.008
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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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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef __PACKET_GMR1_COMMON_H__
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#define __PACKET_GMR1_COMMON_H__
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#include "packet-gsm_a_common.h"
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/* Protocol descriptor (see [1] 11.2 & [4] 10.2) */
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typedef enum {
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GMR1_PD_CC = 0x03,
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GMR1_PD_MM = 0x05,
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GMR1_PD_RR = 0x06,
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GMR1_PD_GMM = 0x08,
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GMR1_PD_SM = 0x0a,
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GMR1_PD_DTRS = 0x1e
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} gmr1_pd_e;
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#define GMR1_PD_EXT_MSK 0x0f
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#define GMR1_PD_EXT_VAL 0x0e
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extern const value_string gmr1_pd_vals[];
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extern const value_string gmr1_pd_short_vals[];
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/* Common IEs */
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enum gmr1_ie_common_idx {
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GMR1_IE_COM_CM2, /* [1] 11.5.1.6 */
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GMR1_IE_COM_SPARE_NIBBLE, /* [1] 11.5.1.8 */
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NUM_GMR1_IE_COMMON /* Terminator */
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};
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extern int hf_gmr1_skip_ind;
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extern int hf_gmr1_l3_pd;
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extern int hf_gmr1_elem_id;
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extern int hf_gmr1_len;
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/* Message & IEs parsing */
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typedef void (*gmr1_msg_func_t)(tvbuff_t *tvb, proto_tree *tree, packet_info *pinfo, gint offset, gint len);
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#define GMR1_IE_FUNC(fn_name) \
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static guint16 \
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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_)
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#define GMR1_MSG_FUNC(fn_name) \
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static void \
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fn_name (tvbuff_t *tvb _U_, proto_tree *tree _U_, packet_info *pinfo _U_, gint offset, gint len)
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#define GMR1_MSG_FUNC_BEGIN \
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gint curr_offset; \
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gint curr_len; \
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gint consumed; \
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\
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curr_offset = offset; \
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curr_len = len; \
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consumed = 0;
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#define GMR1_MSG_FUNC_END
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extern void
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gmr1_get_msg_params(gmr1_pd_e pd, guint8 oct, const gchar **msg_str,
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int *ett_tree, int *hf_idx, gmr1_msg_func_t *msg_func_p);
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#endif /* __PACKET_GMR1_COMMON_H__ */
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