| /* (C) 2009-2010 by Harald Welte <laforge@gnumonks.org> |
| * |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Affero General Public License as published by |
| * the Free Software Foundation; either version 3 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 Affero General Public License for more details. |
| * |
| * You should have received a copy of the GNU Affero General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| #ifndef OPENBSC_CLONE_H |
| #define OPENBSC_CLONE_H |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #include <osmocom/gsm/protocol/gsm_04_08.h> |
| |
| #include <stdint.h> |
| |
| enum gprs_llc_cmd { |
| GPRS_LLC_NULL, |
| GPRS_LLC_RR, |
| GPRS_LLC_ACK, |
| GPRS_LLC_RNR, |
| GPRS_LLC_SACK, |
| GPRS_LLC_DM, |
| GPRS_LLC_DISC, |
| GPRS_LLC_UA, |
| GPRS_LLC_SABM, |
| GPRS_LLC_FRMR, |
| GPRS_LLC_XID, |
| GPRS_LLC_UI, |
| }; |
| |
| struct gprs_llc_hdr_parsed { |
| uint8_t sapi; |
| uint8_t is_cmd:1, |
| ack_req:1, |
| is_encrypted:1; |
| uint32_t seq_rx; |
| uint32_t seq_tx; |
| uint32_t fcs; |
| uint32_t fcs_calc; |
| const uint8_t *data; |
| uint16_t data_len; |
| uint16_t crc_length; |
| enum gprs_llc_cmd cmd; |
| }; |
| |
| int gprs_llc_hdr_parse(struct gprs_llc_hdr_parsed *ghp, const uint8_t *llc_hdr, int len); |
| |
| /* Table 10.4 / 10.4a, GPRS Mobility Management (GMM) */ |
| #define GSM48_MT_GMM_ATTACH_ACK 0x02 |
| |
| /* Chapter 9.4.2 / Table 9.4.2 */ |
| struct gsm48_attach_ack { |
| uint8_t att_result:4, /* 10.5.5.7 */ |
| force_stby:4; /* 10.5.5.1 */ |
| uint8_t ra_upd_timer; /* 10.5.7.3 */ |
| uint8_t radio_prio; /* 10.5.7.2 */ |
| struct gsm48_ra_id ra_id; /* 10.5.5.15 */ |
| uint8_t data[0]; |
| } __attribute__((packed)); |
| |
| enum gsm48_gprs_ie_mm { |
| GSM48_IE_GMM_CIPH_CKSN = 0x08, /* 10.5.1.2 */ |
| GSM48_IE_GMM_TIMER_READY = 0x17, /* 10.5.7.3 */ |
| GSM48_IE_GMM_ALLOC_PTMSI = 0x18, /* 10.5.1.4 */ |
| GSM48_IE_GMM_PTMSI_SIG = 0x19, /* 10.5.5.8 */ |
| GSM48_IE_GMM_AUTH_RAND = 0x21, /* 10.5.3.1 */ |
| GSM48_IE_GMM_AUTH_SRES = 0x22, /* 10.5.3.2 */ |
| GSM48_IE_GMM_IMEISV = 0x23, /* 10.5.1.4 */ |
| GSM48_IE_GMM_DRX_PARAM = 0x27, /* 10.5.5.6 */ |
| GSM48_IE_GMM_MS_NET_CAPA = 0x31, /* 10.5.5.12 */ |
| GSM48_IE_GMM_PDP_CTX_STATUS = 0x32, /* 10.5.7.1 */ |
| GSM48_IE_GMM_PS_LCS_CAPA = 0x33, /* 10.5.5.22 */ |
| GSM48_IE_GMM_GMM_MBMS_CTX_ST = 0x35, /* 10.5.7.6 */ |
| }; |
| |
| extern const struct tlv_definition gsm48_gmm_att_tlvdef; |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif |