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-rw-r--r--include/osmocom/gsm/Makefile.am2
-rw-r--r--include/osmocom/gsm/gsm0411_smc.h62
-rw-r--r--include/osmocom/gsm/protocol/gsm_04_11.h7
3 files changed, 67 insertions, 4 deletions
diff --git a/include/osmocom/gsm/Makefile.am b/include/osmocom/gsm/Makefile.am
index 3dbbad5f..49a2ec48 100644
--- a/include/osmocom/gsm/Makefile.am
+++ b/include/osmocom/gsm/Makefile.am
@@ -1,7 +1,7 @@
osmogsm_HEADERS = a5.h comp128.h gsm0808.h gsm48_ie.h mncc.h rxlev_stat.h \
gsm0480.h gsm48.h gsm_utils.h rsl.h tlv.h abis_nm.h \
sysinfo.h prim.h gsm0502.h lapd_core.h lapdm.h \
- gsm0411_utils.h
+ gsm0411_utils.h gsm0411_smc.h
SUBDIRS = protocol
diff --git a/include/osmocom/gsm/gsm0411_smc.h b/include/osmocom/gsm/gsm0411_smc.h
new file mode 100644
index 00000000..e1508a2d
--- /dev/null
+++ b/include/osmocom/gsm/gsm0411_smc.h
@@ -0,0 +1,62 @@
+#ifndef _GSM0411_SMC_H
+#define _GSM0411_SMC_H
+
+#include <osmocom/gsm/protocol/gsm_04_11.h>
+
+#define GSM411_MMSMS_EST_REQ 0x310
+#define GSM411_MMSMS_EST_IND 0x312
+#define GSM411_MMSMS_EST_CNF 0x311
+#define GSM411_MMSMS_REL_REQ 0x320
+#define GSM411_MMSMS_REL_IND 0x322
+#define GSM411_MMSMS_DATA_REQ 0x330
+#define GSM411_MMSMS_DATA_IND 0x332
+#define GSM411_MMSMS_UNIT_DATA_REQ 0x340
+#define GSM411_MMSMS_UNIT_DATA_IND 0x342
+#define GSM411_MMSMS_ERR_IND 0x372
+
+#define GSM411_MNSMS_ABORT_REQ 0x101
+#define GSM411_MNSMS_DATA_REQ 0x102
+#define GSM411_MNSMS_DATA_IND 0x103
+#define GSM411_MNSMS_EST_REQ 0x104
+#define GSM411_MNSMS_EST_IND 0x105
+#define GSM411_MNSMS_ERROR_IND 0x106
+#define GSM411_MNSMS_REL_REQ 0x107
+
+struct gsm411_smc_inst {
+ int network; /* is this a MO (0) or MT (1) transfer */
+ int (*mn_recv) (struct gsm411_smc_inst *inst, int msg_type,
+ struct msgb *msg);
+ int (*mm_send) (struct gsm411_smc_inst *inst, int msg_type,
+ struct msgb *msg, int cp_msg_type);
+
+ enum gsm411_cp_state cp_state;
+ struct osmo_timer_list cp_timer;
+ struct msgb *cp_msg; /* store pending message */
+ int cp_rel; /* store pending release */
+ int cp_retx; /* retry counter */
+ int cp_max_retr; /* maximum retry */
+ int cp_tc1; /* timer value TC1* */
+
+};
+
+extern const struct value_string gsm411_cp_cause_strs[];
+
+/* init a new instance */
+void gsm411_smc_init(struct gsm411_smc_inst *inst, int network,
+ int (*mn_recv) (struct gsm411_smc_inst *inst, int msg_type,
+ struct msgb *msg),
+ int (*mm_send) (struct gsm411_smc_inst *inst, int msg_type,
+ struct msgb *msg, int cp_msg_type));
+
+/* clear instance */
+void gsm411_smc_clear(struct gsm411_smc_inst *inst);
+
+/* message from upper layer */
+int gsm411_smc_send(struct gsm411_smc_inst *inst, int msg_type,
+ struct msgb *msg);
+
+/* message from lower layer */
+int gsm411_smc_recv(struct gsm411_smc_inst *inst, int msg_type,
+ struct msgb *msg, int cp_msg_type);
+
+#endif /* _GSM0411_SMC_H */
diff --git a/include/osmocom/gsm/protocol/gsm_04_11.h b/include/osmocom/gsm/protocol/gsm_04_11.h
index c6a2b193..905ea9cb 100644
--- a/include/osmocom/gsm/protocol/gsm_04_11.h
+++ b/include/osmocom/gsm/protocol/gsm_04_11.h
@@ -5,7 +5,7 @@
/* GSM TS 04.11 definitions */
-/* Chapter 5.2.3: SMC-CS states at the network side */
+/* Chapter 5.2.3: SMC-CS states at the user/network side */
enum gsm411_cp_state {
GSM411_CPS_IDLE = 0,
GSM411_CPS_MM_CONN_PENDING = 1, /* only MT ! */
@@ -13,11 +13,12 @@ enum gsm411_cp_state {
GSM411_CPS_MM_ESTABLISHED = 3,
};
-/* Chapter 6.2.2: SMR states at the network side */
+/* Chapter 6.2.2: SMR states at the user/network side */
enum gsm411_rp_state {
GSM411_RPS_IDLE = 0,
GSM411_RPS_WAIT_FOR_RP_ACK = 1,
GSM411_RPS_WAIT_TO_TX_RP_ACK = 3,
+ GSM411_RPS_WAIT_FOR_RETRANS_T = 4,
};
/* Chapter 8.1.2 (refers to GSM 04.07 Chapter 11.2.3.1.1 */
@@ -95,7 +96,7 @@ enum gsm411_rp_cause {
#define GSM411_TMR_TRAM 30, 0 /* 25 < x < 35 seconds */
#define GSM411_TMR_TR2M 15, 0 /* 12 < x < 20 seconds */
-#define GSM411_TMR_TC1A 30, 0
+#define GSM411_TMR_TC1A 30 /* TR1M - 10 */
/* Chapter 8.2.1 */
struct gsm411_rp_hdr {