Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 1 | /* Point-to-Point (PP) Short Message Service (SMS) |
| 2 | * Support on Mobile Radio Interface |
| 3 | * 3GPP TS 04.11 version 7.1.0 Release 1998 / ETSI TS 100 942 V7.1.0 */ |
| 4 | |
| 5 | /* (C) 2008 by Daniel Willmann <daniel@totalueberwachung.de> |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 6 | * (C) 2009 by Harald Welte <laforge@gnumonks.org> |
Holger Hans Peter Freyther | 7517212 | 2012-11-10 18:11:22 +0100 | [diff] [blame] | 7 | * (C) 2010-2012 by Holger Hans Peter Freyther <zecke@selfish.org> |
Holger Hans Peter Freyther | 85531cc | 2010-10-06 20:37:09 +0800 | [diff] [blame] | 8 | * (C) 2010 by On-Waves |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 9 | * (C) 2011 by Andreas Eversberg <jolly@eversberg.eu> |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 10 | * |
| 11 | * All Rights Reserved |
| 12 | * |
| 13 | * This program is free software; you can redistribute it and/or modify |
Harald Welte | 9af6ddf | 2011-01-01 15:25:50 +0100 | [diff] [blame] | 14 | * it under the terms of the GNU Affero General Public License as published by |
| 15 | * the Free Software Foundation; either version 3 of the License, or |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 16 | * (at your option) any later version. |
| 17 | * |
| 18 | * This program is distributed in the hope that it will be useful, |
| 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
Harald Welte | 9af6ddf | 2011-01-01 15:25:50 +0100 | [diff] [blame] | 21 | * GNU Affero General Public License for more details. |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 22 | * |
Harald Welte | 9af6ddf | 2011-01-01 15:25:50 +0100 | [diff] [blame] | 23 | * You should have received a copy of the GNU Affero General Public License |
| 24 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 25 | * |
| 26 | */ |
| 27 | |
| 28 | |
| 29 | #include <stdio.h> |
| 30 | #include <stdlib.h> |
| 31 | #include <string.h> |
| 32 | #include <errno.h> |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 33 | #include <time.h> |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 34 | #include <netinet/in.h> |
| 35 | |
Harald Welte | 9c3dc90 | 2012-04-08 16:59:24 +0200 | [diff] [blame] | 36 | #include "bscconfig.h" |
| 37 | |
Pablo Neira Ayuso | 136f453 | 2011-03-22 16:47:59 +0100 | [diff] [blame] | 38 | #include <osmocom/core/msgb.h> |
Holger Hans Peter Freyther | 7517212 | 2012-11-10 18:11:22 +0100 | [diff] [blame] | 39 | #include <osmocom/core/talloc.h> |
Neels Hofmeyr | 93bafb6 | 2017-01-13 03:12:08 +0100 | [diff] [blame] | 40 | #include <osmocom/core/utils.h> |
Holger Hans Peter Freyther | 7517212 | 2012-11-10 18:11:22 +0100 | [diff] [blame] | 41 | |
Holger Hans Peter Freyther | 7517212 | 2012-11-10 18:11:22 +0100 | [diff] [blame] | 42 | #include <osmocom/gsm/gsm_utils.h> |
Holger Hans Peter Freyther | 366c331 | 2012-11-10 18:24:54 +0100 | [diff] [blame] | 43 | #include <osmocom/gsm/gsm0411_utils.h> |
Alexander Couzens | aa386d2 | 2016-08-21 20:16:33 +0200 | [diff] [blame] | 44 | #include <osmocom/gsm/protocol/gsm_04_11.h> |
Holger Hans Peter Freyther | 7517212 | 2012-11-10 18:11:22 +0100 | [diff] [blame] | 45 | |
Neels Hofmeyr | 9084396 | 2017-09-04 15:04:35 +0200 | [diff] [blame] | 46 | #include <osmocom/msc/debug.h> |
| 47 | #include <osmocom/msc/gsm_data.h> |
| 48 | #include <osmocom/msc/db.h> |
| 49 | #include <osmocom/msc/gsm_subscriber.h> |
| 50 | #include <osmocom/msc/gsm_04_08.h> |
Neels Hofmeyr | 9084396 | 2017-09-04 15:04:35 +0200 | [diff] [blame] | 51 | #include <osmocom/msc/signal.h> |
| 52 | #include <osmocom/msc/db.h> |
| 53 | #include <osmocom/msc/transaction.h> |
Neels Hofmeyr | 9084396 | 2017-09-04 15:04:35 +0200 | [diff] [blame] | 54 | #include <osmocom/msc/msc_ifaces.h> |
| 55 | #include <osmocom/msc/osmo_msc.h> |
| 56 | #include <osmocom/msc/vlr.h> |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 57 | |
Harald Welte | e07b6a7 | 2012-11-23 19:02:37 +0100 | [diff] [blame] | 58 | #ifdef BUILD_SMPP |
| 59 | #include "smpp_smsc.h" |
Harald Welte | e07b6a7 | 2012-11-23 19:02:37 +0100 | [diff] [blame] | 60 | #endif |
| 61 | |
Harald Welte (local) | d19e58b | 2009-08-15 02:30:58 +0200 | [diff] [blame] | 62 | void *tall_gsms_ctx; |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 63 | static uint32_t new_callref = 0x40000001; |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 64 | |
Holger Hans Peter Freyther | 0fbb3ec | 2010-06-16 14:19:31 +0800 | [diff] [blame] | 65 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 66 | struct gsm_sms *sms_alloc(void) |
| 67 | { |
| 68 | return talloc_zero(tall_gsms_ctx, struct gsm_sms); |
| 69 | } |
| 70 | |
| 71 | void sms_free(struct gsm_sms *sms) |
| 72 | { |
| 73 | /* drop references to subscriber structure */ |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 74 | if (sms->receiver) |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 75 | vlr_subscr_put(sms->receiver); |
Harald Welte | 6c7680d | 2012-11-16 22:15:22 +0100 | [diff] [blame] | 76 | #ifdef BUILD_SMPP |
Harald Welte | e94db49 | 2012-11-08 20:11:05 +0100 | [diff] [blame] | 77 | if (sms->smpp.esme) |
| 78 | smpp_esme_put(sms->smpp.esme); |
Harald Welte | 6c7680d | 2012-11-16 22:15:22 +0100 | [diff] [blame] | 79 | #endif |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 80 | |
| 81 | talloc_free(sms); |
| 82 | } |
| 83 | |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 84 | struct gsm_sms *sms_from_text(struct vlr_subscr *receiver, |
| 85 | struct vlr_subscr *sender, |
Sylvain Munaut | 01c13a3 | 2012-12-28 00:49:01 +0100 | [diff] [blame] | 86 | int dcs, const char *text) |
Holger Hans Peter Freyther | c464491 | 2011-01-10 15:21:34 +0100 | [diff] [blame] | 87 | { |
| 88 | struct gsm_sms *sms = sms_alloc(); |
| 89 | |
| 90 | if (!sms) |
| 91 | return NULL; |
| 92 | |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 93 | sms->receiver = vlr_subscr_get(receiver); |
Max | 98f7467 | 2018-02-05 12:57:06 +0100 | [diff] [blame] | 94 | OSMO_STRLCPY_ARRAY(sms->text, text); |
Holger Hans Peter Freyther | c464491 | 2011-01-10 15:21:34 +0100 | [diff] [blame] | 95 | |
Max | 98f7467 | 2018-02-05 12:57:06 +0100 | [diff] [blame] | 96 | OSMO_STRLCPY_ARRAY(sms->src.addr, sender->msisdn); |
Holger Hans Peter Freyther | c464491 | 2011-01-10 15:21:34 +0100 | [diff] [blame] | 97 | sms->reply_path_req = 0; |
| 98 | sms->status_rep_req = 0; |
| 99 | sms->ud_hdr_ind = 0; |
| 100 | sms->protocol_id = 0; /* implicit */ |
Holger Hans Peter Freyther | cdfcbee | 2011-01-10 15:34:09 +0100 | [diff] [blame] | 101 | sms->data_coding_scheme = dcs; |
Max | 98f7467 | 2018-02-05 12:57:06 +0100 | [diff] [blame] | 102 | OSMO_STRLCPY_ARRAY(sms->dst.addr, receiver->msisdn); |
Holger Hans Peter Freyther | c464491 | 2011-01-10 15:21:34 +0100 | [diff] [blame] | 103 | /* Generate user_data */ |
Holger Hans Peter Freyther | 91acfa0 | 2013-12-26 22:33:02 +0100 | [diff] [blame] | 104 | sms->user_data_len = gsm_7bit_encode_n(sms->user_data, sizeof(sms->user_data), |
| 105 | sms->text, NULL); |
Holger Hans Peter Freyther | c464491 | 2011-01-10 15:21:34 +0100 | [diff] [blame] | 106 | |
| 107 | return sms; |
| 108 | } |
| 109 | |
| 110 | |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 111 | static void send_signal(int sig_no, |
| 112 | struct gsm_trans *trans, |
| 113 | struct gsm_sms *sms, |
| 114 | int paging_result) |
| 115 | { |
| 116 | struct sms_signal_data sig; |
| 117 | sig.trans = trans; |
| 118 | sig.sms = sms; |
| 119 | sig.paging_result = paging_result; |
Pablo Neira Ayuso | bbc5b99 | 2011-05-06 12:12:31 +0200 | [diff] [blame] | 120 | osmo_signal_dispatch(SS_SMS, sig_no, &sig); |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 121 | } |
| 122 | |
Holger Hans Peter Freyther | 536a10b | 2012-11-24 17:13:56 +0100 | [diff] [blame] | 123 | static int gsm411_sendmsg(struct gsm_subscriber_connection *conn, struct msgb *msg) |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 124 | { |
Harald Welte | a41b630 | 2018-02-09 00:27:56 +0100 | [diff] [blame] | 125 | DEBUGP(DLSMS, "GSM4.11 TX %s\n", msgb_hexdump(msg)); |
Holger Hans Peter Freyther | ec32b58 | 2010-03-23 07:40:46 +0100 | [diff] [blame] | 126 | msg->l3h = msg->data; |
Neels Hofmeyr | 84da6b1 | 2016-05-20 21:59:55 +0200 | [diff] [blame] | 127 | return msc_tx_dtap(conn, msg); |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 128 | } |
| 129 | |
Harald Welte | 87f5d63 | 2009-07-04 17:39:00 +0200 | [diff] [blame] | 130 | /* Prefix msg with a 04.08/04.11 CP header */ |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 131 | static int gsm411_cp_sendmsg(struct msgb *msg, struct gsm_trans *trans, |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 132 | uint8_t msg_type) |
Harald Welte | 87f5d63 | 2009-07-04 17:39:00 +0200 | [diff] [blame] | 133 | { |
| 134 | struct gsm48_hdr *gh; |
| 135 | |
| 136 | gh = (struct gsm48_hdr *) msgb_push(msg, sizeof(*gh)); |
| 137 | /* Outgoing needs the highest bit set */ |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 138 | gh->proto_discr = trans->protocol | (trans->transaction_id<<4); |
Harald Welte | 87f5d63 | 2009-07-04 17:39:00 +0200 | [diff] [blame] | 139 | gh->msg_type = msg_type; |
| 140 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 141 | DEBUGP(DLSMS, "sending CP message (trans=%x)\n", trans->transaction_id); |
Harald Welte (local) | c89a511 | 2009-08-14 10:42:43 +0200 | [diff] [blame] | 142 | |
Holger Hans Peter Freyther | 536a10b | 2012-11-24 17:13:56 +0100 | [diff] [blame] | 143 | return gsm411_sendmsg(trans->conn, msg); |
Harald Welte | 87f5d63 | 2009-07-04 17:39:00 +0200 | [diff] [blame] | 144 | } |
| 145 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 146 | /* mm_send: receive MMCCSMS sap message from SMC */ |
| 147 | static int gsm411_mm_send(struct gsm411_smc_inst *inst, int msg_type, |
| 148 | struct msgb *msg, int cp_msg_type) |
| 149 | { |
| 150 | struct gsm_trans *trans = |
| 151 | container_of(inst, struct gsm_trans, sms.smc_inst); |
| 152 | int rc = 0; |
| 153 | |
| 154 | switch (msg_type) { |
| 155 | case GSM411_MMSMS_EST_REQ: |
| 156 | /* recycle msg */ |
| 157 | rc = gsm411_smc_recv(inst, GSM411_MMSMS_EST_CNF, msg, 0); |
| 158 | msgb_free(msg); /* upper layer does not free msg */ |
| 159 | break; |
| 160 | case GSM411_MMSMS_DATA_REQ: |
| 161 | rc = gsm411_cp_sendmsg(msg, trans, cp_msg_type); |
| 162 | break; |
| 163 | case GSM411_MMSMS_REL_REQ: |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 164 | DEBUGP(DLSMS, "Got MMSMS_REL_REQ, destroying transaction.\n"); |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 165 | msgb_free(msg); |
| 166 | trans_free(trans); |
| 167 | break; |
| 168 | default: |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 169 | LOGP(DLSMS, LOGL_NOTICE, "Unhandled MMCCSMS msg 0x%x\n", msg_type); |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 170 | msgb_free(msg); |
| 171 | rc = -EINVAL; |
| 172 | } |
| 173 | |
| 174 | return rc; |
| 175 | } |
| 176 | |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 177 | /* mm_send: receive MNCCSMS sap message from SMR */ |
| 178 | int gsm411_mn_send(struct gsm411_smr_inst *inst, int msg_type, |
| 179 | struct msgb *msg) |
Harald Welte | 87f5d63 | 2009-07-04 17:39:00 +0200 | [diff] [blame] | 180 | { |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 181 | struct gsm_trans *trans = |
| 182 | container_of(inst, struct gsm_trans, sms.smr_inst); |
Harald Welte | 87f5d63 | 2009-07-04 17:39:00 +0200 | [diff] [blame] | 183 | |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 184 | /* forward to SMC */ |
| 185 | return gsm411_smc_send(&trans->sms.smc_inst, msg_type, msg); |
Harald Welte | 87f5d63 | 2009-07-04 17:39:00 +0200 | [diff] [blame] | 186 | } |
| 187 | |
Pablo Neira Ayuso | c022719 | 2017-07-24 18:32:41 +0200 | [diff] [blame] | 188 | static int gsm340_rx_sms_submit(struct gsm_sms *gsms) |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 189 | { |
| 190 | if (db_sms_store(gsms) != 0) { |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 191 | LOGP(DLSMS, LOGL_ERROR, "Failed to store SMS in Database\n"); |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 192 | return GSM411_RP_CAUSE_MO_NET_OUT_OF_ORDER; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 193 | } |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 194 | /* dispatch a signal to tell higher level about it */ |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 195 | send_signal(S_SMS_SUBMITTED, NULL, gsms, 0); |
Harald Welte (local) | ee4410a | 2009-08-17 09:39:55 +0200 | [diff] [blame] | 196 | |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 197 | return 0; |
| 198 | } |
| 199 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 200 | /* generate a TPDU address field compliant with 03.40 sec. 9.1.2.5 */ |
Holger Hans Peter Freyther | 366c331 | 2012-11-10 18:24:54 +0100 | [diff] [blame] | 201 | static int gsm340_gen_oa_sub(uint8_t *oa, unsigned int oa_len, |
Harald Welte | c0de14d | 2012-11-23 23:35:01 +0100 | [diff] [blame] | 202 | const struct gsm_sms_addr *src) |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 203 | { |
Holger Hans Peter Freyther | 366c331 | 2012-11-10 18:24:54 +0100 | [diff] [blame] | 204 | /* network specific, private numbering plan */ |
Harald Welte | c0de14d | 2012-11-23 23:35:01 +0100 | [diff] [blame] | 205 | return gsm340_gen_oa(oa, oa_len, src->ton, src->npi, src->addr); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 206 | } |
| 207 | |
Alexander Chemeris | 9e15e18 | 2014-03-08 23:54:28 +0100 | [diff] [blame] | 208 | /* generate a msgb containing an 03.40 9.2.2.1 SMS-DELIVER TPDU derived from |
| 209 | * struct gsm_sms, returns total size of TPDU */ |
| 210 | static int gsm340_gen_sms_deliver_tpdu(struct msgb *msg, struct gsm_sms *sms) |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 211 | { |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 212 | uint8_t *smsp; |
| 213 | uint8_t oa[12]; /* max len per 03.40 */ |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 214 | uint8_t octet_len; |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 215 | unsigned int old_msg_len = msg->len; |
Pablo Neira Ayuso | 4b50924 | 2017-08-10 09:38:58 +0200 | [diff] [blame] | 216 | int oa_len; |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 217 | |
| 218 | /* generate first octet with masked bits */ |
| 219 | smsp = msgb_put(msg, 1); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 220 | /* TP-MTI (message type indicator) */ |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 221 | *smsp = GSM340_SMS_DELIVER_SC2MS; |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 222 | /* TP-MMS (more messages to send) */ |
| 223 | if (0 /* FIXME */) |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 224 | *smsp |= 0x04; |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 225 | /* TP-SRI(deliver)/SRR(submit) */ |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 226 | if (sms->status_rep_req) |
| 227 | *smsp |= 0x20; |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 228 | /* TP-UDHI (indicating TP-UD contains a header) */ |
| 229 | if (sms->ud_hdr_ind) |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 230 | *smsp |= 0x40; |
Harald Welte | c0de14d | 2012-11-23 23:35:01 +0100 | [diff] [blame] | 231 | |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 232 | /* generate originator address */ |
Harald Welte | c0de14d | 2012-11-23 23:35:01 +0100 | [diff] [blame] | 233 | oa_len = gsm340_gen_oa_sub(oa, sizeof(oa), &sms->src); |
Pablo Neira Ayuso | 4b50924 | 2017-08-10 09:38:58 +0200 | [diff] [blame] | 234 | if (oa_len < 0) |
| 235 | return -ENOSPC; |
| 236 | |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 237 | smsp = msgb_put(msg, oa_len); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 238 | memcpy(smsp, oa, oa_len); |
| 239 | |
| 240 | /* generate TP-PID */ |
| 241 | smsp = msgb_put(msg, 1); |
| 242 | *smsp = sms->protocol_id; |
| 243 | |
| 244 | /* generate TP-DCS */ |
| 245 | smsp = msgb_put(msg, 1); |
| 246 | *smsp = sms->data_coding_scheme; |
| 247 | |
| 248 | /* generate TP-SCTS */ |
| 249 | smsp = msgb_put(msg, 7); |
| 250 | gsm340_gen_scts(smsp, time(NULL)); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 251 | |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 252 | /* generate TP-UDL */ |
| 253 | smsp = msgb_put(msg, 1); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 254 | *smsp = sms->user_data_len; |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 255 | |
| 256 | /* generate TP-UD */ |
Daniel Willmann | 6b024cb | 2009-08-15 03:01:46 +0200 | [diff] [blame] | 257 | switch (gsm338_get_sms_alphabet(sms->data_coding_scheme)) { |
| 258 | case DCS_7BIT_DEFAULT: |
Daniel Willmann | 9aef145 | 2009-08-13 03:39:07 +0200 | [diff] [blame] | 259 | octet_len = sms->user_data_len*7/8; |
| 260 | if (sms->user_data_len*7%8 != 0) |
| 261 | octet_len++; |
Daniel Willmann | 6b1e822 | 2009-08-12 21:17:06 +0200 | [diff] [blame] | 262 | /* Warning, user_data_len indicates the amount of septets |
| 263 | * (characters), we need amount of octets occupied */ |
Daniel Willmann | 9aef145 | 2009-08-13 03:39:07 +0200 | [diff] [blame] | 264 | smsp = msgb_put(msg, octet_len); |
| 265 | memcpy(smsp, sms->user_data, octet_len); |
Daniel Willmann | 6b024cb | 2009-08-15 03:01:46 +0200 | [diff] [blame] | 266 | break; |
| 267 | case DCS_UCS2: |
| 268 | case DCS_8BIT_DATA: |
| 269 | smsp = msgb_put(msg, sms->user_data_len); |
| 270 | memcpy(smsp, sms->user_data, sms->user_data_len); |
| 271 | break; |
| 272 | default: |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 273 | LOGP(DLSMS, LOGL_NOTICE, "Unhandled Data Coding Scheme: 0x%02X\n", |
Harald Welte | d0cf7ba | 2009-12-24 15:08:18 +0100 | [diff] [blame] | 274 | sms->data_coding_scheme); |
Daniel Willmann | 6b024cb | 2009-08-15 03:01:46 +0200 | [diff] [blame] | 275 | break; |
Daniel Willmann | 6b1e822 | 2009-08-12 21:17:06 +0200 | [diff] [blame] | 276 | } |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 277 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 278 | return msg->len - old_msg_len; |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 279 | } |
| 280 | |
Pablo Neira Ayuso | bd71d32 | 2017-08-07 14:01:40 +0100 | [diff] [blame] | 281 | /* As defined by GSM 03.40, Section 9.2.2.3. */ |
| 282 | static int gsm340_gen_sms_status_report_tpdu(struct msgb *msg, |
| 283 | struct gsm_sms *sms) |
| 284 | { |
| 285 | unsigned int old_msg_len = msg->len; |
Pablo Neira Ayuso | bd71d32 | 2017-08-07 14:01:40 +0100 | [diff] [blame] | 286 | uint8_t oa[12]; /* max len per 03.40 */ |
| 287 | uint8_t *smsp; |
Pablo Neira Ayuso | 4b50924 | 2017-08-10 09:38:58 +0200 | [diff] [blame] | 288 | int oa_len; |
Pablo Neira Ayuso | bd71d32 | 2017-08-07 14:01:40 +0100 | [diff] [blame] | 289 | |
| 290 | /* generate first octet with masked bits */ |
| 291 | smsp = msgb_put(msg, 1); |
| 292 | /* TP-MTI (message type indicator) */ |
| 293 | *smsp = GSM340_SMS_STATUS_REP_SC2MS; |
| 294 | /* TP-MMS (more messages to send) */ |
| 295 | if (0 /* FIXME */) |
| 296 | *smsp |= 0x04; |
| 297 | /* TP-MR (message reference) */ |
| 298 | smsp = msgb_put(msg, 1); |
| 299 | *smsp = sms->msg_ref; |
Pablo Neira Ayuso | 4b50924 | 2017-08-10 09:38:58 +0200 | [diff] [blame] | 300 | |
Pablo Neira Ayuso | bd71d32 | 2017-08-07 14:01:40 +0100 | [diff] [blame] | 301 | /* generate recipient address */ |
Keith | ab9d863 | 2017-08-14 15:06:33 +0200 | [diff] [blame] | 302 | oa_len = gsm340_gen_oa_sub(oa, sizeof(oa), &sms->src); |
Pablo Neira Ayuso | 4b50924 | 2017-08-10 09:38:58 +0200 | [diff] [blame] | 303 | if (oa_len < 0) |
| 304 | return -ENOSPC; |
| 305 | |
Pablo Neira Ayuso | bd71d32 | 2017-08-07 14:01:40 +0100 | [diff] [blame] | 306 | smsp = msgb_put(msg, oa_len); |
| 307 | memcpy(smsp, oa, oa_len); |
| 308 | |
| 309 | /* generate TP-SCTS (Service centre timestamp) */ |
| 310 | smsp = msgb_put(msg, 7); |
Keith | c601adc | 2017-08-16 22:45:07 +0200 | [diff] [blame] | 311 | gsm340_gen_scts(smsp, sms->created); |
Pablo Neira Ayuso | bd71d32 | 2017-08-07 14:01:40 +0100 | [diff] [blame] | 312 | |
| 313 | /* generate TP-DT (Discharge time, in TP-SCTS format). */ |
| 314 | smsp = msgb_put(msg, 7); |
Keith | c601adc | 2017-08-16 22:45:07 +0200 | [diff] [blame] | 315 | gsm340_gen_scts(smsp, sms->created); |
Pablo Neira Ayuso | bd71d32 | 2017-08-07 14:01:40 +0100 | [diff] [blame] | 316 | |
| 317 | /* TP-ST (status) */ |
| 318 | smsp = msgb_put(msg, 1); |
| 319 | /* From GSM 03.40, Section 9.2.3.15, 0x00 means OK. */ |
| 320 | *smsp = 0x00; |
| 321 | |
| 322 | LOGP(DLSMS, LOGL_INFO, "sending status report for SMS reference %x\n", |
| 323 | sms->msg_ref); |
| 324 | |
| 325 | return msg->len - old_msg_len; |
| 326 | } |
| 327 | |
Pablo Neira Ayuso | c022719 | 2017-07-24 18:32:41 +0200 | [diff] [blame] | 328 | static int sms_route_mt_sms(struct gsm_subscriber_connection *conn, |
Pablo Neira Ayuso | 3c14803 | 2017-08-07 14:01:13 +0100 | [diff] [blame] | 329 | struct gsm_sms *gsms) |
Holger Hans Peter Freyther | af1b968 | 2015-07-06 15:54:25 +0200 | [diff] [blame] | 330 | { |
| 331 | int rc; |
| 332 | |
Holger Hans Peter Freyther | 42cf2e0 | 2015-07-06 16:41:30 +0200 | [diff] [blame] | 333 | #ifdef BUILD_SMPP |
Holger Hans Peter Freyther | 7c19c6b | 2015-07-13 10:39:51 +0200 | [diff] [blame] | 334 | int smpp_first = smpp_route_smpp_first(gsms, conn); |
| 335 | |
Holger Hans Peter Freyther | 42cf2e0 | 2015-07-06 16:41:30 +0200 | [diff] [blame] | 336 | /* |
| 337 | * Route through SMPP first before going to the local database. In case |
| 338 | * of a unroutable message and no local subscriber, SMPP will be tried |
| 339 | * twice. In case of an unknown subscriber continue with the normal |
| 340 | * delivery of the SMS. |
| 341 | */ |
Holger Hans Peter Freyther | 7c19c6b | 2015-07-13 10:39:51 +0200 | [diff] [blame] | 342 | if (smpp_first) { |
Pablo Neira Ayuso | fdc9966 | 2017-08-07 14:01:10 +0100 | [diff] [blame] | 343 | rc = smpp_try_deliver(gsms, conn); |
Pablo Neira Ayuso | 638ad06 | 2017-05-03 18:59:05 +0200 | [diff] [blame] | 344 | if (rc == GSM411_RP_CAUSE_MO_NUM_UNASSIGNED) |
Benoit Bolsee | d34ed57 | 2017-07-05 11:46:55 +0200 | [diff] [blame] | 345 | /* unknown subscriber, try local */ |
Holger Hans Peter Freyther | 42cf2e0 | 2015-07-06 16:41:30 +0200 | [diff] [blame] | 346 | goto try_local; |
| 347 | if (rc < 0) { |
Alexander Couzens | aa386d2 | 2016-08-21 20:16:33 +0200 | [diff] [blame] | 348 | LOGP(DLSMS, LOGL_ERROR, "%s: SMS delivery error: %d.", |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 349 | vlr_subscr_name(conn->vsub), rc); |
Alexander Couzens | aa386d2 | 2016-08-21 20:16:33 +0200 | [diff] [blame] | 350 | rc = GSM411_RP_CAUSE_MO_TEMP_FAIL; |
| 351 | /* rc will be logged by gsm411_send_rp_error() */ |
Harald Welte | d35038d | 2018-01-25 00:07:33 +0100 | [diff] [blame] | 352 | rate_ctr_inc(&conn->network->msc_ctrs->ctr[ |
Alexander Couzens | aa386d2 | 2016-08-21 20:16:33 +0200 | [diff] [blame] | 353 | MSC_CTR_SMS_DELIVER_UNKNOWN_ERROR]); |
Holger Hans Peter Freyther | 42cf2e0 | 2015-07-06 16:41:30 +0200 | [diff] [blame] | 354 | } |
| 355 | return rc; |
| 356 | } |
| 357 | |
| 358 | try_local: |
| 359 | #endif |
| 360 | |
Holger Hans Peter Freyther | af1b968 | 2015-07-06 15:54:25 +0200 | [diff] [blame] | 361 | /* determine gsms->receiver based on dialled number */ |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 362 | gsms->receiver = vlr_subscr_find_by_msisdn(conn->network->vlr, |
| 363 | gsms->dst.addr); |
Holger Hans Peter Freyther | af1b968 | 2015-07-06 15:54:25 +0200 | [diff] [blame] | 364 | if (!gsms->receiver) { |
| 365 | #ifdef BUILD_SMPP |
Holger Hans Peter Freyther | 7c19c6b | 2015-07-13 10:39:51 +0200 | [diff] [blame] | 366 | /* Avoid a second look-up */ |
Alexander Couzens | 7130683 | 2016-07-12 16:52:32 +0200 | [diff] [blame] | 367 | if (smpp_first) { |
Neels Hofmeyr | a9f2bb5 | 2016-05-09 21:09:47 +0200 | [diff] [blame] | 368 | rate_ctr_inc(&conn->network->msc_ctrs->ctr[MSC_CTR_SMS_NO_RECEIVER]); |
Pablo Neira Ayuso | 638ad06 | 2017-05-03 18:59:05 +0200 | [diff] [blame] | 369 | return GSM411_RP_CAUSE_MO_NUM_UNASSIGNED; |
Alexander Couzens | 7130683 | 2016-07-12 16:52:32 +0200 | [diff] [blame] | 370 | } |
Holger Hans Peter Freyther | 7c19c6b | 2015-07-13 10:39:51 +0200 | [diff] [blame] | 371 | |
Pablo Neira Ayuso | fdc9966 | 2017-08-07 14:01:10 +0100 | [diff] [blame] | 372 | rc = smpp_try_deliver(gsms, conn); |
Pablo Neira Ayuso | 638ad06 | 2017-05-03 18:59:05 +0200 | [diff] [blame] | 373 | if (rc == GSM411_RP_CAUSE_MO_NUM_UNASSIGNED) { |
Neels Hofmeyr | a9f2bb5 | 2016-05-09 21:09:47 +0200 | [diff] [blame] | 374 | rate_ctr_inc(&conn->network->msc_ctrs->ctr[MSC_CTR_SMS_NO_RECEIVER]); |
Holger Hans Peter Freyther | af1b968 | 2015-07-06 15:54:25 +0200 | [diff] [blame] | 375 | } else if (rc < 0) { |
Alexander Couzens | aa386d2 | 2016-08-21 20:16:33 +0200 | [diff] [blame] | 376 | LOGP(DLSMS, LOGL_ERROR, "%s: SMS delivery error: %d.", |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 377 | vlr_subscr_name(conn->vsub), rc); |
Alexander Couzens | aa386d2 | 2016-08-21 20:16:33 +0200 | [diff] [blame] | 378 | rc = GSM411_RP_CAUSE_MO_TEMP_FAIL; |
| 379 | /* rc will be logged by gsm411_send_rp_error() */ |
Harald Welte | d35038d | 2018-01-25 00:07:33 +0100 | [diff] [blame] | 380 | rate_ctr_inc(&conn->network->msc_ctrs->ctr[ |
Alexander Couzens | aa386d2 | 2016-08-21 20:16:33 +0200 | [diff] [blame] | 381 | MSC_CTR_SMS_DELIVER_UNKNOWN_ERROR]); |
Holger Hans Peter Freyther | af1b968 | 2015-07-06 15:54:25 +0200 | [diff] [blame] | 382 | } |
| 383 | #else |
Pablo Neira Ayuso | 638ad06 | 2017-05-03 18:59:05 +0200 | [diff] [blame] | 384 | rc = GSM411_RP_CAUSE_MO_NUM_UNASSIGNED; |
Neels Hofmeyr | a9f2bb5 | 2016-05-09 21:09:47 +0200 | [diff] [blame] | 385 | rate_ctr_inc(&conn->network->msc_ctrs->ctr[MSC_CTR_SMS_NO_RECEIVER]); |
Holger Hans Peter Freyther | af1b968 | 2015-07-06 15:54:25 +0200 | [diff] [blame] | 386 | #endif |
Harald Welte | 0f2555e | 2017-11-06 03:43:21 +0900 | [diff] [blame] | 387 | } else |
| 388 | rc = 0; |
Holger Hans Peter Freyther | af1b968 | 2015-07-06 15:54:25 +0200 | [diff] [blame] | 389 | |
Holger Hans Peter Freyther | af1b968 | 2015-07-06 15:54:25 +0200 | [diff] [blame] | 390 | return rc; |
| 391 | } |
| 392 | |
| 393 | |
Holger Hans Peter Freyther | acf8a0c | 2010-03-29 08:47:44 +0200 | [diff] [blame] | 394 | /* process an incoming TPDU (called from RP-DATA) |
| 395 | * return value > 0: RP CAUSE for ERROR; < 0: silent error; 0 = success */ |
Pablo Neira Ayuso | 93ffbd0 | 2017-05-04 18:44:22 +0200 | [diff] [blame] | 396 | static int gsm340_rx_tpdu(struct gsm_trans *trans, struct msgb *msg, |
Pablo Neira Ayuso | fdc9966 | 2017-08-07 14:01:10 +0100 | [diff] [blame] | 397 | uint32_t gsm411_msg_ref) |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 398 | { |
Pablo Neira Ayuso | 93ffbd0 | 2017-05-04 18:44:22 +0200 | [diff] [blame] | 399 | struct gsm_subscriber_connection *conn = trans->conn; |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 400 | uint8_t *smsp = msgb_sms(msg); |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 401 | struct gsm_sms *gsms; |
Harald Welte | 258c713 | 2011-07-16 13:34:52 +0200 | [diff] [blame] | 402 | unsigned int sms_alphabet; |
Neels Hofmeyr | 58d5430 | 2016-02-24 19:30:52 +0100 | [diff] [blame] | 403 | uint8_t sms_mti, sms_vpf; |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 404 | uint8_t *sms_vp; |
| 405 | uint8_t da_len_bytes; |
| 406 | uint8_t address_lv[12]; /* according to 03.40 / 9.1.2.5 */ |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 407 | int rc = 0; |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 408 | |
Neels Hofmeyr | a9f2bb5 | 2016-05-09 21:09:47 +0200 | [diff] [blame] | 409 | rate_ctr_inc(&conn->network->msc_ctrs->ctr[MSC_CTR_SMS_SUBMITTED]); |
Harald Welte | 24ff6ee | 2009-12-22 00:41:05 +0100 | [diff] [blame] | 410 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 411 | gsms = sms_alloc(); |
| 412 | if (!gsms) |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 413 | return GSM411_RP_CAUSE_MO_NET_OUT_OF_ORDER; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 414 | |
| 415 | /* invert those fields where 0 means active/present */ |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 416 | sms_mti = *smsp & 0x03; |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 417 | sms_vpf = (*smsp & 0x18) >> 3; |
Pablo Neira Ayuso | db5ed3b | 2017-08-07 14:01:21 +0100 | [diff] [blame] | 418 | gsms->status_rep_req = (*smsp & 0x20) >> 5; |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 419 | gsms->ud_hdr_ind = (*smsp & 0x40); |
Neels Hofmeyr | 58d5430 | 2016-02-24 19:30:52 +0100 | [diff] [blame] | 420 | /* |
| 421 | * Not evaluating MMS (More Messages to Send) because the |
| 422 | * lchan stays open anyway. |
| 423 | * Not evaluating RP (Reply Path) because we're not aware of its |
| 424 | * benefits. |
| 425 | */ |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 426 | |
| 427 | smsp++; |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 428 | gsms->msg_ref = *smsp++; |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 429 | |
Pablo Neira Ayuso | 93ffbd0 | 2017-05-04 18:44:22 +0200 | [diff] [blame] | 430 | gsms->gsm411.transaction_id = trans->transaction_id; |
| 431 | gsms->gsm411.msg_ref = gsm411_msg_ref; |
| 432 | |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 433 | /* length in bytes of the destination address */ |
| 434 | da_len_bytes = 2 + *smsp/2 + *smsp%2; |
| 435 | if (da_len_bytes > 12) { |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 436 | LOGP(DLSMS, LOGL_ERROR, "Destination Address > 12 bytes ?!?\n"); |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 437 | rc = GSM411_RP_CAUSE_SEMANT_INC_MSG; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 438 | goto out; |
Harald Welte | e07b6a7 | 2012-11-23 19:02:37 +0100 | [diff] [blame] | 439 | } else if (da_len_bytes < 4) { |
| 440 | LOGP(DLSMS, LOGL_ERROR, "Destination Address < 4 bytes ?!?\n"); |
| 441 | rc = GSM411_RP_CAUSE_SEMANT_INC_MSG; |
| 442 | goto out; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 443 | } |
Harald Welte | 3cfdb22 | 2009-06-12 02:42:11 +0800 | [diff] [blame] | 444 | memset(address_lv, 0, sizeof(address_lv)); |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 445 | memcpy(address_lv, smsp, da_len_bytes); |
| 446 | /* mangle first byte to reflect length in bytes, not digits */ |
Harald Welte | 3cfdb22 | 2009-06-12 02:42:11 +0800 | [diff] [blame] | 447 | address_lv[0] = da_len_bytes - 1; |
Harald Welte | e07b6a7 | 2012-11-23 19:02:37 +0100 | [diff] [blame] | 448 | |
Harald Welte | c0de14d | 2012-11-23 23:35:01 +0100 | [diff] [blame] | 449 | gsms->dst.ton = (address_lv[1] >> 4) & 7; |
| 450 | gsms->dst.npi = address_lv[1] & 0xF; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 451 | /* convert to real number */ |
Harald Welte | c0de14d | 2012-11-23 23:35:01 +0100 | [diff] [blame] | 452 | gsm48_decode_bcd_number(gsms->dst.addr, |
| 453 | sizeof(gsms->dst.addr), address_lv, 1); |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 454 | smsp += da_len_bytes; |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 455 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 456 | gsms->protocol_id = *smsp++; |
| 457 | gsms->data_coding_scheme = *smsp++; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 458 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 459 | sms_alphabet = gsm338_get_sms_alphabet(gsms->data_coding_scheme); |
Holger Hans Peter Freyther | 8e78fa7 | 2010-06-14 16:13:16 +0800 | [diff] [blame] | 460 | if (sms_alphabet == 0xffffffff) { |
Alexander Chemeris | 4ad593c | 2013-10-04 02:42:27 +0200 | [diff] [blame] | 461 | rc = GSM411_RP_CAUSE_MO_NET_OUT_OF_ORDER; |
| 462 | goto out; |
Holger Hans Peter Freyther | 8e78fa7 | 2010-06-14 16:13:16 +0800 | [diff] [blame] | 463 | } |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 464 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 465 | switch (sms_vpf) { |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 466 | case GSM340_TP_VPF_RELATIVE: |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 467 | sms_vp = smsp++; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 468 | break; |
| 469 | case GSM340_TP_VPF_ABSOLUTE: |
| 470 | case GSM340_TP_VPF_ENHANCED: |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 471 | sms_vp = smsp; |
Steffen Neubauer | f326267 | 2009-11-26 12:28:41 +0100 | [diff] [blame] | 472 | /* the additional functionality indicator... */ |
Steffen Neubauer | ac0c13c | 2009-12-05 12:44:41 +0100 | [diff] [blame] | 473 | if (sms_vpf == GSM340_TP_VPF_ENHANCED && *smsp & (1<<7)) |
| 474 | smsp++; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 475 | smsp += 7; |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 476 | break; |
Daniel Willmann | 58c83d8 | 2009-08-13 03:40:49 +0200 | [diff] [blame] | 477 | case GSM340_TP_VPF_NONE: |
| 478 | sms_vp = 0; |
| 479 | break; |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 480 | default: |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 481 | LOGP(DLSMS, LOGL_NOTICE, |
Harald Welte | d0cf7ba | 2009-12-24 15:08:18 +0100 | [diff] [blame] | 482 | "SMS Validity period not implemented: 0x%02x\n", sms_vpf); |
Alexander Chemeris | 4ad593c | 2013-10-04 02:42:27 +0200 | [diff] [blame] | 483 | rc = GSM411_RP_CAUSE_MO_NET_OUT_OF_ORDER; |
| 484 | goto out; |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 485 | } |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 486 | gsms->user_data_len = *smsp++; |
| 487 | if (gsms->user_data_len) { |
| 488 | memcpy(gsms->user_data, smsp, gsms->user_data_len); |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 489 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 490 | switch (sms_alphabet) { |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 491 | case DCS_7BIT_DEFAULT: |
Harald Welte | 5468f76 | 2015-01-01 12:41:17 +0100 | [diff] [blame] | 492 | gsm_7bit_decode_n(gsms->text, sizeof(gsms->text), smsp, |
| 493 | gsms->user_data_len); |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 494 | break; |
| 495 | case DCS_8BIT_DATA: |
| 496 | case DCS_UCS2: |
| 497 | case DCS_NONE: |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 498 | break; |
| 499 | } |
| 500 | } |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 501 | |
Max | 98f7467 | 2018-02-05 12:57:06 +0100 | [diff] [blame] | 502 | OSMO_STRLCPY_ARRAY(gsms->src.addr, conn->vsub->msisdn); |
Harald Welte | d0cf7ba | 2009-12-24 15:08:18 +0100 | [diff] [blame] | 503 | |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 504 | LOGP(DLSMS, LOGL_INFO, "RX SMS: Sender: %s, MTI: 0x%02x, VPF: 0x%02x, " |
Harald Welte | d0cf7ba | 2009-12-24 15:08:18 +0100 | [diff] [blame] | 505 | "MR: 0x%02x PID: 0x%02x, DCS: 0x%02x, DA: %s, " |
| 506 | "UserDataLength: 0x%02x, UserData: \"%s\"\n", |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 507 | vlr_subscr_name(conn->vsub), sms_mti, sms_vpf, gsms->msg_ref, |
Harald Welte | c0de14d | 2012-11-23 23:35:01 +0100 | [diff] [blame] | 508 | gsms->protocol_id, gsms->data_coding_scheme, gsms->dst.addr, |
Harald Welte | d0cf7ba | 2009-12-24 15:08:18 +0100 | [diff] [blame] | 509 | gsms->user_data_len, |
Holger Hans Peter Freyther | acf8a0c | 2010-03-29 08:47:44 +0200 | [diff] [blame] | 510 | sms_alphabet == DCS_7BIT_DEFAULT ? gsms->text : |
Pablo Neira Ayuso | c0d17f2 | 2011-05-07 12:12:48 +0200 | [diff] [blame] | 511 | osmo_hexdump(gsms->user_data, gsms->user_data_len)); |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 512 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 513 | gsms->validity_minutes = gsm340_validity_period(sms_vpf, sms_vp); |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 514 | |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 515 | /* FIXME: This looks very wrong */ |
| 516 | send_signal(0, NULL, gsms, 0); |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 517 | |
Pablo Neira Ayuso | 3c14803 | 2017-08-07 14:01:13 +0100 | [diff] [blame] | 518 | rc = sms_route_mt_sms(conn, gsms); |
| 519 | |
Stefan Sperling | 1e67fea | 2018-01-22 18:33:42 +0100 | [diff] [blame] | 520 | /* |
| 521 | * This SMS got routed through SMPP or no receiver exists. |
| 522 | * In any case, we store it in the database for further processing. |
| 523 | */ |
Pablo Neira Ayuso | 3c14803 | 2017-08-07 14:01:13 +0100 | [diff] [blame] | 524 | |
| 525 | switch (sms_mti) { |
| 526 | case GSM340_SMS_SUBMIT_MS2SC: |
| 527 | /* MS is submitting a SMS */ |
| 528 | rc = gsm340_rx_sms_submit(gsms); |
| 529 | break; |
| 530 | case GSM340_SMS_COMMAND_MS2SC: |
| 531 | case GSM340_SMS_DELIVER_REP_MS2SC: |
| 532 | LOGP(DLSMS, LOGL_NOTICE, "Unimplemented MTI 0x%02x\n", sms_mti); |
| 533 | rc = GSM411_RP_CAUSE_IE_NOTEXIST; |
| 534 | break; |
| 535 | default: |
| 536 | LOGP(DLSMS, LOGL_NOTICE, "Undefined MTI 0x%02x\n", sms_mti); |
| 537 | rc = GSM411_RP_CAUSE_IE_NOTEXIST; |
| 538 | break; |
| 539 | } |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 540 | out: |
Pablo Neira Ayuso | fdc9966 | 2017-08-07 14:01:10 +0100 | [diff] [blame] | 541 | sms_free(gsms); |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 542 | |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 543 | return rc; |
Daniel Willmann | e0fbec8 | 2008-12-29 00:44:41 +0000 | [diff] [blame] | 544 | } |
| 545 | |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 546 | /* Prefix msg with a RP-DATA header and send as SMR DATA */ |
| 547 | static int gsm411_rp_sendmsg(struct gsm411_smr_inst *inst, struct msgb *msg, |
| 548 | uint8_t rp_msg_type, uint8_t rp_msg_ref, |
| 549 | int rl_msg_type) |
| 550 | { |
| 551 | struct gsm411_rp_hdr *rp; |
| 552 | uint8_t len = msg->len; |
| 553 | |
| 554 | /* GSM 04.11 RP-DATA header */ |
| 555 | rp = (struct gsm411_rp_hdr *)msgb_push(msg, sizeof(*rp)); |
| 556 | rp->len = len + 2; |
| 557 | rp->msg_type = rp_msg_type; |
Holger Hans Peter Freyther | ca11443 | 2014-02-08 15:20:48 +0100 | [diff] [blame] | 558 | rp->msg_ref = rp_msg_ref; |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 559 | |
| 560 | return gsm411_smr_send(inst, rl_msg_type, msg); |
| 561 | } |
| 562 | |
Pablo Neira Ayuso | 93ffbd0 | 2017-05-04 18:44:22 +0200 | [diff] [blame] | 563 | int gsm411_send_rp_ack(struct gsm_trans *trans, uint8_t msg_ref) |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 564 | { |
| 565 | struct msgb *msg = gsm411_msgb_alloc(); |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 566 | |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 567 | DEBUGP(DLSMS, "TX: SMS RP ACK\n"); |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 568 | |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 569 | return gsm411_rp_sendmsg(&trans->sms.smr_inst, msg, GSM411_MT_RP_ACK_MT, |
| 570 | msg_ref, GSM411_SM_RL_REPORT_REQ); |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 571 | } |
| 572 | |
Pablo Neira Ayuso | 93ffbd0 | 2017-05-04 18:44:22 +0200 | [diff] [blame] | 573 | int gsm411_send_rp_error(struct gsm_trans *trans, uint8_t msg_ref, |
| 574 | uint8_t cause) |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 575 | { |
| 576 | struct msgb *msg = gsm411_msgb_alloc(); |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 577 | |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 578 | msgb_tv_put(msg, 1, cause); |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 579 | |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 580 | LOGP(DLSMS, LOGL_NOTICE, "TX: SMS RP ERROR, cause %d (%s)\n", cause, |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 581 | get_value_string(gsm411_rp_cause_strs, cause)); |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 582 | |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 583 | return gsm411_rp_sendmsg(&trans->sms.smr_inst, msg, |
| 584 | GSM411_MT_RP_ERROR_MT, msg_ref, GSM411_SM_RL_REPORT_REQ); |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 585 | } |
| 586 | |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 587 | /* Receive a 04.11 TPDU inside RP-DATA / user data */ |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 588 | static int gsm411_rx_rp_ud(struct msgb *msg, struct gsm_trans *trans, |
| 589 | struct gsm411_rp_hdr *rph, |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 590 | uint8_t src_len, uint8_t *src, |
| 591 | uint8_t dst_len, uint8_t *dst, |
| 592 | uint8_t tpdu_len, uint8_t *tpdu) |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 593 | { |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 594 | int rc = 0; |
| 595 | |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 596 | if (src_len && src) |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 597 | LOGP(DLSMS, LOGL_ERROR, "RP-DATA (MO) with SRC ?!?\n"); |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 598 | |
| 599 | if (!dst_len || !dst || !tpdu_len || !tpdu) { |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 600 | LOGP(DLSMS, LOGL_ERROR, |
Harald Welte | d0cf7ba | 2009-12-24 15:08:18 +0100 | [diff] [blame] | 601 | "RP-DATA (MO) without DST or TPDU ?!?\n"); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 602 | gsm411_send_rp_error(trans, rph->msg_ref, |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 603 | GSM411_RP_CAUSE_INV_MAND_INF); |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 604 | return -EIO; |
| 605 | } |
Harald Welte | e9dd9b0 | 2010-04-30 14:27:05 +0200 | [diff] [blame] | 606 | msg->l4h = tpdu; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 607 | |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 608 | DEBUGP(DLSMS, "DST(%u,%s)\n", dst_len, osmo_hexdump(dst, dst_len)); |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 609 | |
Pablo Neira Ayuso | fdc9966 | 2017-08-07 14:01:10 +0100 | [diff] [blame] | 610 | rc = gsm340_rx_tpdu(trans, msg, rph->msg_ref); |
| 611 | if (rc == 0) |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 612 | return gsm411_send_rp_ack(trans, rph->msg_ref); |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 613 | else if (rc > 0) |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 614 | return gsm411_send_rp_error(trans, rph->msg_ref, rc); |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 615 | else |
| 616 | return rc; |
| 617 | } |
| 618 | |
| 619 | /* Receive a 04.11 RP-DATA message in accordance with Section 7.3.1.2 */ |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 620 | static int gsm411_rx_rp_data(struct msgb *msg, struct gsm_trans *trans, |
| 621 | struct gsm411_rp_hdr *rph) |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 622 | { |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 623 | uint8_t src_len, dst_len, rpud_len; |
| 624 | uint8_t *src = NULL, *dst = NULL , *rp_ud = NULL; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 625 | |
| 626 | /* in the MO case, this should always be zero length */ |
| 627 | src_len = rph->data[0]; |
| 628 | if (src_len) |
| 629 | src = &rph->data[1]; |
| 630 | |
| 631 | dst_len = rph->data[1+src_len]; |
| 632 | if (dst_len) |
| 633 | dst = &rph->data[1+src_len+1]; |
| 634 | |
| 635 | rpud_len = rph->data[1+src_len+1+dst_len]; |
| 636 | if (rpud_len) |
| 637 | rp_ud = &rph->data[1+src_len+1+dst_len+1]; |
| 638 | |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 639 | DEBUGP(DLSMS, "RX_RP-DATA: src_len=%u, dst_len=%u ud_len=%u\n", |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 640 | src_len, dst_len, rpud_len); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 641 | return gsm411_rx_rp_ud(msg, trans, rph, src_len, src, dst_len, dst, |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 642 | rpud_len, rp_ud); |
| 643 | } |
| 644 | |
Pablo Neira Ayuso | adae859 | 2017-08-07 14:01:30 +0100 | [diff] [blame] | 645 | static struct gsm_sms *sms_report_alloc(struct gsm_sms *sms) |
| 646 | { |
| 647 | struct gsm_sms *sms_report; |
| 648 | int len; |
| 649 | |
| 650 | sms_report = sms_alloc(); |
| 651 | OSMO_ASSERT(sms_report); |
| 652 | |
| 653 | sms_report->msg_ref = sms->msg_ref; |
| 654 | sms_report->protocol_id = sms->protocol_id; |
| 655 | sms_report->data_coding_scheme = GSM338_DCS_1111_8BIT_DATA; |
| 656 | |
| 657 | /* Invert address to send status report back to origin. */ |
| 658 | sms_report->src = sms->dst; |
| 659 | sms_report->dst = sms->src; |
| 660 | |
| 661 | /* As specified by Appendix B. Delivery Receipt Format. |
| 662 | * TODO: Many fields in this string are just set with dummy values, |
| 663 | * revisit this. |
| 664 | */ |
| 665 | len = snprintf((char *)sms_report->user_data, |
| 666 | sizeof(sms_report->user_data), |
| 667 | "id:%.08llu sub:000 dlvrd:000 submit date:YYMMDDhhmm done date:YYMMDDhhmm stat:DELIVRD err:000 text:%.20s", |
Keith | 04982bd | 2017-08-14 15:11:57 +0200 | [diff] [blame] | 668 | sms->id, sms->text); |
Pablo Neira Ayuso | adae859 | 2017-08-07 14:01:30 +0100 | [diff] [blame] | 669 | sms_report->user_data_len = len; |
| 670 | LOGP(DLSMS, LOGL_NOTICE, "%s\n", sms_report->user_data); |
| 671 | |
| 672 | /* This represents a sms report. */ |
| 673 | sms_report->is_report = true; |
| 674 | |
| 675 | return sms_report; |
| 676 | } |
| 677 | |
| 678 | static void sms_status_report(struct gsm_sms *gsms, |
| 679 | struct gsm_subscriber_connection *conn) |
| 680 | { |
| 681 | struct gsm_sms *sms_report; |
| 682 | int rc; |
| 683 | |
| 684 | sms_report = sms_report_alloc(gsms); |
| 685 | |
| 686 | rc = sms_route_mt_sms(conn, sms_report); |
| 687 | if (rc < 0) { |
| 688 | LOGP(DLSMS, LOGL_ERROR, |
| 689 | "Failed to send status report! err=%d\n", rc); |
| 690 | } |
Pablo Neira Ayuso | 27aed14 | 2017-08-07 16:17:17 +0200 | [diff] [blame] | 691 | |
| 692 | /* No route via SMPP, send the GSM 03.40 status-report now. */ |
| 693 | if (gsms->receiver) |
| 694 | gsm340_rx_sms_submit(sms_report); |
| 695 | |
Pablo Neira Ayuso | adae859 | 2017-08-07 14:01:30 +0100 | [diff] [blame] | 696 | LOGP(DLSMS, LOGL_NOTICE, "Status report has been sent\n"); |
| 697 | |
| 698 | sms_free(sms_report); |
| 699 | } |
| 700 | |
Harald Welte | cb8f443 | 2009-08-09 14:59:02 +0200 | [diff] [blame] | 701 | /* Receive a 04.11 RP-ACK message (response to RP-DATA from us) */ |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 702 | static int gsm411_rx_rp_ack(struct msgb *msg, struct gsm_trans *trans, |
| 703 | struct gsm411_rp_hdr *rph) |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 704 | { |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 705 | struct gsm_sms *sms = trans->sms.sms; |
| 706 | |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 707 | /* Acnkowledgement to MT RP_DATA, i.e. the MS confirms it |
| 708 | * successfully received a SMS. We can now safely mark it as |
| 709 | * transmitted */ |
| 710 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 711 | if (!sms) { |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 712 | LOGP(DLSMS, LOGL_ERROR, "RX RP-ACK but no sms in transaction?!?\n"); |
Harald Welte | cb8f443 | 2009-08-09 14:59:02 +0200 | [diff] [blame] | 713 | return gsm411_send_rp_error(trans, rph->msg_ref, |
| 714 | GSM411_RP_CAUSE_PROTOCOL_ERR); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 715 | } |
| 716 | |
| 717 | /* mark this SMS as sent in database */ |
Alexander Chemeris | 1e77e3d | 2014-03-08 21:27:37 +0100 | [diff] [blame] | 718 | db_sms_mark_delivered(sms); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 719 | |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 720 | send_signal(S_SMS_DELIVERED, trans, sms, 0); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 721 | |
Pablo Neira Ayuso | adae859 | 2017-08-07 14:01:30 +0100 | [diff] [blame] | 722 | if (sms->status_rep_req) |
| 723 | sms_status_report(sms, trans->conn); |
| 724 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 725 | sms_free(sms); |
| 726 | trans->sms.sms = NULL; |
| 727 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 728 | return 0; |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 729 | } |
| 730 | |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 731 | static int gsm411_rx_rp_error(struct msgb *msg, struct gsm_trans *trans, |
| 732 | struct gsm411_rp_hdr *rph) |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 733 | { |
Neels Hofmeyr | a9f2bb5 | 2016-05-09 21:09:47 +0200 | [diff] [blame] | 734 | struct gsm_network *net = trans->conn->network; |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 735 | struct gsm_sms *sms = trans->sms.sms; |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 736 | uint8_t cause_len = rph->data[0]; |
| 737 | uint8_t cause = rph->data[1]; |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 738 | |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 739 | /* Error in response to MT RP_DATA, i.e. the MS did not |
| 740 | * successfully receive the SMS. We need to investigate |
| 741 | * the cause and take action depending on it */ |
| 742 | |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 743 | LOGP(DLSMS, LOGL_NOTICE, "%s: RX SMS RP-ERROR, cause %d:%d (%s)\n", |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 744 | vlr_subscr_name(trans->conn->vsub), cause_len, cause, |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 745 | get_value_string(gsm411_rp_cause_strs, cause)); |
Harald Welte | 3e0f617 | 2009-07-09 23:52:59 +0200 | [diff] [blame] | 746 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 747 | if (!sms) { |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 748 | LOGP(DLSMS, LOGL_ERROR, |
Harald Welte | d0cf7ba | 2009-12-24 15:08:18 +0100 | [diff] [blame] | 749 | "RX RP-ERR, but no sms in transaction?!?\n"); |
Harald Welte (local) | ee4410a | 2009-08-17 09:39:55 +0200 | [diff] [blame] | 750 | return -EINVAL; |
| 751 | #if 0 |
Harald Welte | cb8f443 | 2009-08-09 14:59:02 +0200 | [diff] [blame] | 752 | return gsm411_send_rp_error(trans, rph->msg_ref, |
| 753 | GSM411_RP_CAUSE_PROTOCOL_ERR); |
Harald Welte (local) | ee4410a | 2009-08-17 09:39:55 +0200 | [diff] [blame] | 754 | #endif |
Harald Welte | cb8f443 | 2009-08-09 14:59:02 +0200 | [diff] [blame] | 755 | } |
| 756 | |
| 757 | if (cause == GSM411_RP_CAUSE_MT_MEM_EXCEEDED) { |
| 758 | /* MS has not enough memory to store the message. We need |
Holger Hans Peter Freyther | dd715bd | 2010-12-23 22:23:15 +0100 | [diff] [blame] | 759 | * to store this in our database and wait for a SMMA message */ |
Harald Welte | cb8f443 | 2009-08-09 14:59:02 +0200 | [diff] [blame] | 760 | /* FIXME */ |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 761 | send_signal(S_SMS_MEM_EXCEEDED, trans, sms, 0); |
Alexander Couzens | b847a21 | 2016-08-02 11:34:11 +0200 | [diff] [blame] | 762 | rate_ctr_inc(&net->msc_ctrs->ctr[MSC_CTR_SMS_RP_ERR_MEM]); |
Holger Hans Peter Freyther | 0eb7666 | 2010-12-24 09:47:04 +0100 | [diff] [blame] | 763 | } else { |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 764 | send_signal(S_SMS_UNKNOWN_ERROR, trans, sms, 0); |
Alexander Couzens | b847a21 | 2016-08-02 11:34:11 +0200 | [diff] [blame] | 765 | rate_ctr_inc(&net->msc_ctrs->ctr[MSC_CTR_SMS_RP_ERR_OTHER]); |
Holger Hans Peter Freyther | 0eb7666 | 2010-12-24 09:47:04 +0100 | [diff] [blame] | 766 | } |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 767 | |
| 768 | sms_free(sms); |
| 769 | trans->sms.sms = NULL; |
| 770 | |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 771 | return 0; |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 772 | } |
| 773 | |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 774 | static int gsm411_rx_rp_smma(struct msgb *msg, struct gsm_trans *trans, |
| 775 | struct gsm411_rp_hdr *rph) |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 776 | { |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 777 | int rc; |
| 778 | |
Harald Welte | cf6a381 | 2009-08-09 19:07:41 +0200 | [diff] [blame] | 779 | rc = gsm411_send_rp_ack(trans, rph->msg_ref); |
Harald Welte | cf6a381 | 2009-08-09 19:07:41 +0200 | [diff] [blame] | 780 | |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 781 | /* MS tells us that it has memory for more SMS, we need |
| 782 | * to check if we have any pending messages for it and then |
| 783 | * transfer those */ |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 784 | send_signal(S_SMS_SMMA, trans, NULL, 0); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 785 | |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 786 | return rc; |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 787 | } |
| 788 | |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 789 | /* receive RL DATA */ |
| 790 | static int gsm411_rx_rl_data(struct msgb *msg, struct gsm48_hdr *gh, |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 791 | struct gsm_trans *trans) |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 792 | { |
Daniel Willmann | 471712b | 2008-12-29 01:54:02 +0000 | [diff] [blame] | 793 | struct gsm411_rp_hdr *rp_data = (struct gsm411_rp_hdr*)&gh->data; |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 794 | uint8_t msg_type = rp_data->msg_type & 0x07; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 795 | int rc = 0; |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 796 | |
| 797 | switch (msg_type) { |
| 798 | case GSM411_MT_RP_DATA_MO: |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 799 | DEBUGP(DLSMS, "RX SMS RP-DATA (MO)\n"); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 800 | rc = gsm411_rx_rp_data(msg, trans, rp_data); |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 801 | break; |
Harald Welte | 7e310b1 | 2009-03-30 20:56:32 +0000 | [diff] [blame] | 802 | case GSM411_MT_RP_SMMA_MO: |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 803 | DEBUGP(DLSMS, "RX SMS RP-SMMA\n"); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 804 | rc = gsm411_rx_rp_smma(msg, trans, rp_data); |
| 805 | break; |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 806 | default: |
| 807 | LOGP(DLSMS, LOGL_NOTICE, "Invalid RP type 0x%02x\n", msg_type); |
| 808 | rc = -EINVAL; |
| 809 | break; |
| 810 | } |
| 811 | |
| 812 | return rc; |
| 813 | } |
| 814 | |
| 815 | /* receive RL REPORT */ |
| 816 | static int gsm411_rx_rl_report(struct msgb *msg, struct gsm48_hdr *gh, |
| 817 | struct gsm_trans *trans) |
| 818 | { |
| 819 | struct gsm411_rp_hdr *rp_data = (struct gsm411_rp_hdr*)&gh->data; |
| 820 | uint8_t msg_type = rp_data->msg_type & 0x07; |
| 821 | int rc = 0; |
| 822 | |
| 823 | switch (msg_type) { |
| 824 | case GSM411_MT_RP_ACK_MO: |
| 825 | DEBUGP(DLSMS, "RX SMS RP-ACK (MO)\n"); |
| 826 | rc = gsm411_rx_rp_ack(msg, trans, rp_data); |
| 827 | break; |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 828 | case GSM411_MT_RP_ERROR_MO: |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 829 | DEBUGP(DLSMS, "RX SMS RP-ERROR (MO)\n"); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 830 | rc = gsm411_rx_rp_error(msg, trans, rp_data); |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 831 | break; |
| 832 | default: |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 833 | LOGP(DLSMS, LOGL_NOTICE, "Invalid RP type 0x%02x\n", msg_type); |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 834 | rc = -EINVAL; |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 835 | break; |
| 836 | } |
| 837 | |
| 838 | return rc; |
| 839 | } |
| 840 | |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 841 | /* receive SM-RL sap message from SMR |
| 842 | * NOTE: Message is freed by sender |
| 843 | */ |
| 844 | int gsm411_rl_recv(struct gsm411_smr_inst *inst, int msg_type, |
| 845 | struct msgb *msg) |
| 846 | { |
| 847 | struct gsm_trans *trans = |
| 848 | container_of(inst, struct gsm_trans, sms.smr_inst); |
| 849 | struct gsm48_hdr *gh = msgb_l3(msg); |
| 850 | int rc = 0; |
| 851 | |
| 852 | switch (msg_type) { |
| 853 | case GSM411_SM_RL_DATA_IND: |
| 854 | rc = gsm411_rx_rl_data(msg, gh, trans); |
| 855 | break; |
| 856 | case GSM411_SM_RL_REPORT_IND: |
| 857 | if (gh) |
| 858 | rc = gsm411_rx_rl_report(msg, gh, trans); |
| 859 | break; |
| 860 | default: |
| 861 | LOGP(DLSMS, LOGL_NOTICE, "Unhandled SM-RL message 0x%x\n", msg_type); |
| 862 | rc = -EINVAL; |
| 863 | } |
| 864 | |
| 865 | return rc; |
| 866 | } |
| 867 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 868 | /* receive MNCCSMS sap message from SMC |
| 869 | * NOTE: Message is freed by sender |
| 870 | */ |
| 871 | static int gsm411_mn_recv(struct gsm411_smc_inst *inst, int msg_type, |
| 872 | struct msgb *msg) |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 873 | { |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 874 | struct gsm_trans *trans = |
| 875 | container_of(inst, struct gsm_trans, sms.smc_inst); |
| 876 | struct gsm48_hdr *gh = msgb_l3(msg); |
| 877 | int rc = 0; |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 878 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 879 | switch (msg_type) { |
| 880 | case GSM411_MNSMS_EST_IND: |
| 881 | case GSM411_MNSMS_DATA_IND: |
| 882 | DEBUGP(DLSMS, "MNSMS-DATA/EST-IND\n"); |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 883 | rc = gsm411_smr_recv(&trans->sms.smr_inst, msg_type, msg); |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 884 | break; |
| 885 | case GSM411_MNSMS_ERROR_IND: |
| 886 | if (gh) |
| 887 | DEBUGP(DLSMS, "MNSMS-ERROR-IND, cause %d (%s)\n", |
| 888 | gh->data[0], |
| 889 | get_value_string(gsm411_cp_cause_strs, |
| 890 | gh->data[0])); |
| 891 | else |
| 892 | DEBUGP(DLSMS, "MNSMS-ERROR-IND, no cause\n"); |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 893 | rc = gsm411_smr_recv(&trans->sms.smr_inst, msg_type, msg); |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 894 | break; |
| 895 | default: |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 896 | LOGP(DLSMS, LOGL_NOTICE, "Unhandled MNCCSMS msg 0x%x\n", msg_type); |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 897 | rc = -EINVAL; |
Harald Welte | cf6a381 | 2009-08-09 19:07:41 +0200 | [diff] [blame] | 898 | } |
Holger Hans Peter Freyther | 09e364b | 2009-08-10 07:59:27 +0200 | [diff] [blame] | 899 | |
| 900 | return rc; |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 901 | } |
| 902 | |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 903 | /* Entry point for incoming GSM48_PDISC_SMS from abis_rsl.c */ |
Holger Hans Peter Freyther | 57c4dec | 2010-06-16 14:24:55 +0800 | [diff] [blame] | 904 | int gsm0411_rcv_sms(struct gsm_subscriber_connection *conn, |
Holger Hans Peter Freyther | 9764331 | 2010-06-17 16:41:25 +0800 | [diff] [blame] | 905 | struct msgb *msg) |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 906 | { |
| 907 | struct gsm48_hdr *gh = msgb_l3(msg); |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 908 | uint8_t msg_type = gh->msg_type; |
Neels Hofmeyr | 961bd0b | 2016-03-14 16:13:25 +0100 | [diff] [blame] | 909 | uint8_t transaction_id = gsm48_hdr_trans_id_flip_ti(gh); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 910 | struct gsm_trans *trans; |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 911 | int new_trans = 0; |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 912 | int rc = 0; |
| 913 | |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 914 | if (!conn->vsub) |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 915 | return -EIO; |
| 916 | /* FIXME: send some error message */ |
| 917 | |
Neels Hofmeyr | 4585317 | 2017-07-18 01:52:16 +0200 | [diff] [blame] | 918 | DEBUGP(DLSMS, "receiving data (trans_id=%x, msg_type=%s)\n", transaction_id, |
| 919 | gsm48_pdisc_msgtype_name(gsm48_hdr_pdisc(gh), gsm48_hdr_msg_type(gh))); |
| 920 | |
Jacob Erlbeck | dae1f64 | 2014-12-02 14:22:53 +0100 | [diff] [blame] | 921 | trans = trans_find_by_id(conn, GSM48_PDISC_SMS, transaction_id); |
Holger Hans Peter Freyther | ba36bf4 | 2013-01-13 16:23:36 +0100 | [diff] [blame] | 922 | |
| 923 | /* |
| 924 | * A transaction we created but don't know about? |
| 925 | */ |
| 926 | if (!trans && (transaction_id & 0x8) == 0) { |
| 927 | LOGP(DLSMS, LOGL_ERROR, "trans_id=%x allocated by us but known " |
| 928 | "to us anymore. We are ignoring it, maybe a CP-ERROR " |
| 929 | "from a MS?\n", |
| 930 | transaction_id); |
| 931 | return -EINVAL; |
| 932 | } |
| 933 | |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 934 | if (!trans) { |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 935 | DEBUGP(DLSMS, " -> (new transaction)\n"); |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 936 | trans = trans_alloc(conn->network, conn->vsub, |
Jacob Erlbeck | af792d6 | 2014-12-02 14:22:53 +0100 | [diff] [blame] | 937 | GSM48_PDISC_SMS, |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 938 | transaction_id, new_callref++); |
| 939 | if (!trans) { |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 940 | DEBUGP(DLSMS, " -> No memory for trans\n"); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 941 | /* FIXME: send some error message */ |
| 942 | return -ENOMEM; |
| 943 | } |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 944 | gsm411_smc_init(&trans->sms.smc_inst, 0, 1, |
| 945 | gsm411_mn_recv, gsm411_mm_send); |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 946 | gsm411_smr_init(&trans->sms.smr_inst, 0, 1, |
| 947 | gsm411_rl_recv, gsm411_mn_send); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 948 | |
Neels Hofmeyr | 6166f29 | 2017-11-22 14:33:12 +0100 | [diff] [blame] | 949 | trans->conn = msc_subscr_conn_get(conn, MSC_CONN_USE_TRANS_SMS); |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 950 | |
| 951 | new_trans = 1; |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 952 | cm_service_request_concludes(conn, msg); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 953 | } |
| 954 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 955 | /* 5.4: For MO, if a CP-DATA is received for a new |
| 956 | * transaction, equals reception of an implicit |
| 957 | * last CP-ACK for previous transaction */ |
| 958 | if (trans->sms.smc_inst.cp_state == GSM411_CPS_IDLE |
| 959 | && msg_type == GSM411_MT_CP_DATA) { |
| 960 | int i; |
| 961 | struct gsm_trans *ptrans; |
Sylvain Munaut | 258e2f9 | 2009-12-24 16:47:08 +0100 | [diff] [blame] | 962 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 963 | /* Scan through all remote initiated transactions */ |
| 964 | for (i=8; i<15; i++) { |
| 965 | if (i == transaction_id) |
| 966 | continue; |
Sylvain Munaut | 258e2f9 | 2009-12-24 16:47:08 +0100 | [diff] [blame] | 967 | |
Jacob Erlbeck | dae1f64 | 2014-12-02 14:22:53 +0100 | [diff] [blame] | 968 | ptrans = trans_find_by_id(conn, GSM48_PDISC_SMS, i); |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 969 | if (!ptrans) |
| 970 | continue; |
Sylvain Munaut | 258e2f9 | 2009-12-24 16:47:08 +0100 | [diff] [blame] | 971 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 972 | DEBUGP(DLSMS, "Implicit CP-ACK for trans_id=%x\n", i); |
Sylvain Munaut | 258e2f9 | 2009-12-24 16:47:08 +0100 | [diff] [blame] | 973 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 974 | /* Finish it for good */ |
| 975 | trans_free(ptrans); |
Sylvain Munaut | 258e2f9 | 2009-12-24 16:47:08 +0100 | [diff] [blame] | 976 | } |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 977 | } |
| 978 | |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 979 | msc_subscr_conn_communicating(conn); |
| 980 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 981 | gsm411_smc_recv(&trans->sms.smc_inst, |
| 982 | (new_trans) ? GSM411_MMSMS_EST_IND : GSM411_MMSMS_DATA_IND, |
| 983 | msg, msg_type); |
| 984 | |
Daniel Willmann | 8b3390e | 2008-12-28 00:31:09 +0000 | [diff] [blame] | 985 | return rc; |
| 986 | } |
| 987 | |
Harald Welte | cf6a381 | 2009-08-09 19:07:41 +0200 | [diff] [blame] | 988 | /* Take a SMS in gsm_sms structure and send it through an already |
Neels Hofmeyr | e2f24d5 | 2017-05-08 15:12:20 +0200 | [diff] [blame] | 989 | * existing conn. We also assume that the caller ensured this conn already |
Harald Welte | cf6a381 | 2009-08-09 19:07:41 +0200 | [diff] [blame] | 990 | * has a SAPI3 RLL connection! */ |
Holger Hans Peter Freyther | 11b28f9 | 2010-12-24 13:48:27 +0100 | [diff] [blame] | 991 | int gsm411_send_sms(struct gsm_subscriber_connection *conn, struct gsm_sms *sms) |
Daniel Willmann | 6fe997e | 2008-12-29 04:20:41 +0000 | [diff] [blame] | 992 | { |
| 993 | struct msgb *msg = gsm411_msgb_alloc(); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 994 | struct gsm_trans *trans; |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 995 | uint8_t *data, *rp_ud_len; |
Neels Hofmeyr | 05667a0 | 2016-05-10 13:27:32 +0200 | [diff] [blame] | 996 | uint8_t msg_ref = sms_next_rp_msg_ref(&conn->next_rp_ref); |
Sylvain Munaut | c4052cf | 2009-12-24 13:27:36 +0100 | [diff] [blame] | 997 | int transaction_id; |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 998 | int rc; |
Daniel Willmann | 6fe997e | 2008-12-29 04:20:41 +0000 | [diff] [blame] | 999 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 1000 | transaction_id = |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 1001 | trans_assign_trans_id(conn->network, conn->vsub, |
Jacob Erlbeck | dae1f64 | 2014-12-02 14:22:53 +0100 | [diff] [blame] | 1002 | GSM48_PDISC_SMS, 0); |
Harald Welte | 4983921 | 2009-12-22 13:45:58 +0100 | [diff] [blame] | 1003 | if (transaction_id == -1) { |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 1004 | LOGP(DLSMS, LOGL_ERROR, "No available transaction ids\n"); |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 1005 | send_signal(S_SMS_UNKNOWN_ERROR, NULL, sms, 0); |
Holger Hans Peter Freyther | 8e78fa7 | 2010-06-14 16:13:16 +0800 | [diff] [blame] | 1006 | sms_free(sms); |
Holger Hans Peter Freyther | 29d58b7 | 2015-08-12 13:35:46 +0200 | [diff] [blame] | 1007 | msgb_free(msg); |
Harald Welte | 4983921 | 2009-12-22 13:45:58 +0100 | [diff] [blame] | 1008 | return -EBUSY; |
| 1009 | } |
Harald Welte | cf6a381 | 2009-08-09 19:07:41 +0200 | [diff] [blame] | 1010 | |
Neels Hofmeyr | 1e918c3 | 2016-05-09 21:48:53 +0200 | [diff] [blame] | 1011 | DEBUGP(DLSMS, "%s()\n", __func__); |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 1012 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1013 | /* FIXME: allocate transaction with message reference */ |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 1014 | trans = trans_alloc(conn->network, conn->vsub, |
Jacob Erlbeck | af792d6 | 2014-12-02 14:22:53 +0100 | [diff] [blame] | 1015 | GSM48_PDISC_SMS, |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1016 | transaction_id, new_callref++); |
| 1017 | if (!trans) { |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 1018 | LOGP(DLSMS, LOGL_ERROR, "No memory for trans\n"); |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 1019 | send_signal(S_SMS_UNKNOWN_ERROR, NULL, sms, 0); |
Holger Hans Peter Freyther | 8e78fa7 | 2010-06-14 16:13:16 +0800 | [diff] [blame] | 1020 | sms_free(sms); |
Holger Hans Peter Freyther | 29d58b7 | 2015-08-12 13:35:46 +0200 | [diff] [blame] | 1021 | msgb_free(msg); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1022 | /* FIXME: send some error message */ |
| 1023 | return -ENOMEM; |
| 1024 | } |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 1025 | gsm411_smc_init(&trans->sms.smc_inst, sms->id, 1, |
| 1026 | gsm411_mn_recv, gsm411_mm_send); |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 1027 | gsm411_smr_init(&trans->sms.smr_inst, sms->id, 1, |
| 1028 | gsm411_rl_recv, gsm411_mn_send); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1029 | trans->sms.sms = sms; |
| 1030 | |
Neels Hofmeyr | 6166f29 | 2017-11-22 14:33:12 +0100 | [diff] [blame] | 1031 | trans->conn = msc_subscr_conn_get(conn, MSC_CONN_USE_TRANS_SMS); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1032 | |
| 1033 | /* Hardcode SMSC Originating Address for now */ |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 1034 | data = (uint8_t *)msgb_put(msg, 8); |
Harald Welte | 87f5d63 | 2009-07-04 17:39:00 +0200 | [diff] [blame] | 1035 | data[0] = 0x07; /* originator length == 7 */ |
Harald Welte | b9c758b | 2009-07-05 14:02:46 +0200 | [diff] [blame] | 1036 | data[1] = 0x91; /* type of number: international, ISDN */ |
| 1037 | data[2] = 0x44; /* 447785016005 */ |
Daniel Willmann | a3e2984 | 2008-12-29 16:03:54 +0000 | [diff] [blame] | 1038 | data[3] = 0x77; |
| 1039 | data[4] = 0x58; |
| 1040 | data[5] = 0x10; |
| 1041 | data[6] = 0x06; |
| 1042 | data[7] = 0x50; |
Harald Welte | 87f5d63 | 2009-07-04 17:39:00 +0200 | [diff] [blame] | 1043 | |
| 1044 | /* Hardcoded Destination Address */ |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 1045 | data = (uint8_t *)msgb_put(msg, 1); |
Harald Welte | 87f5d63 | 2009-07-04 17:39:00 +0200 | [diff] [blame] | 1046 | data[0] = 0; /* destination length == 0 */ |
Daniel Willmann | 6fe997e | 2008-12-29 04:20:41 +0000 | [diff] [blame] | 1047 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1048 | /* obtain a pointer for the rp_ud_len, so we can fill it later */ |
Holger Hans Peter Freyther | c42ad8b | 2011-04-18 17:04:00 +0200 | [diff] [blame] | 1049 | rp_ud_len = (uint8_t *)msgb_put(msg, 1); |
Daniel Willmann | 4a1e879 | 2008-12-29 06:23:56 +0000 | [diff] [blame] | 1050 | |
Pablo Neira Ayuso | bd71d32 | 2017-08-07 14:01:40 +0100 | [diff] [blame] | 1051 | if (sms->is_report) { |
| 1052 | /* generate the 03.40 SMS-STATUS-REPORT TPDU */ |
| 1053 | rc = gsm340_gen_sms_status_report_tpdu(msg, sms); |
| 1054 | } else { |
| 1055 | /* generate the 03.40 SMS-DELIVER TPDU */ |
| 1056 | rc = gsm340_gen_sms_deliver_tpdu(msg, sms); |
| 1057 | } |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1058 | if (rc < 0) { |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 1059 | send_signal(S_SMS_UNKNOWN_ERROR, trans, sms, 0); |
Holger Hans Peter Freyther | 8e78fa7 | 2010-06-14 16:13:16 +0800 | [diff] [blame] | 1060 | sms_free(sms); |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 1061 | trans->sms.sms = NULL; |
| 1062 | trans_free(trans); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1063 | msgb_free(msg); |
| 1064 | return rc; |
| 1065 | } |
Daniel Willmann | 6fe997e | 2008-12-29 04:20:41 +0000 | [diff] [blame] | 1066 | |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1067 | *rp_ud_len = rc; |
Daniel Willmann | 6fe997e | 2008-12-29 04:20:41 +0000 | [diff] [blame] | 1068 | |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 1069 | DEBUGP(DLSMS, "TX: SMS DELIVER\n"); |
Daniel Willmann | 6fe997e | 2008-12-29 04:20:41 +0000 | [diff] [blame] | 1070 | |
Neels Hofmeyr | a9f2bb5 | 2016-05-09 21:09:47 +0200 | [diff] [blame] | 1071 | rate_ctr_inc(&conn->network->msc_ctrs->ctr[MSC_CTR_SMS_DELIVERED]); |
Nico Golde | 1e5ed4e | 2010-09-16 17:50:29 +0200 | [diff] [blame] | 1072 | db_sms_inc_deliver_attempts(trans->sms.sms); |
Harald Welte | 24ff6ee | 2009-12-22 00:41:05 +0100 | [diff] [blame] | 1073 | |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 1074 | return gsm411_rp_sendmsg(&trans->sms.smr_inst, msg, |
| 1075 | GSM411_MT_RP_DATA_MT, msg_ref, GSM411_SM_RL_DATA_REQ); |
Daniel Willmann | 6fe997e | 2008-12-29 04:20:41 +0000 | [diff] [blame] | 1076 | } |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 1077 | |
Harald Welte | cf6a381 | 2009-08-09 19:07:41 +0200 | [diff] [blame] | 1078 | /* paging callback. Here we get called if paging a subscriber has |
| 1079 | * succeeded or failed. */ |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1080 | static int paging_cb_send_sms(unsigned int hooknum, unsigned int event, |
Holger Hans Peter Freyther | 86481c2 | 2010-06-17 15:05:57 +0800 | [diff] [blame] | 1081 | struct msgb *msg, void *_conn, void *_sms) |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 1082 | { |
Holger Hans Peter Freyther | 86481c2 | 2010-06-17 15:05:57 +0800 | [diff] [blame] | 1083 | struct gsm_subscriber_connection *conn = _conn; |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1084 | struct gsm_sms *sms = _sms; |
Holger Hans Peter Freyther | 4cd5158 | 2010-06-14 16:03:03 +0800 | [diff] [blame] | 1085 | int rc = 0; |
Harald Welte | f3efc59 | 2009-07-27 20:11:35 +0200 | [diff] [blame] | 1086 | |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 1087 | DEBUGP(DLSMS, "paging_cb_send_sms(hooknum=%u, event=%u, msg=%p," |
Holger Hans Peter Freyther | 52ffb92 | 2010-12-29 14:02:34 +0100 | [diff] [blame] | 1088 | "conn=%p, sms=%p/id: %llu)\n", hooknum, event, msg, conn, sms, sms->id); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1089 | |
| 1090 | if (hooknum != GSM_HOOK_RR_PAGING) |
| 1091 | return -EINVAL; |
| 1092 | |
| 1093 | switch (event) { |
| 1094 | case GSM_PAGING_SUCCEEDED: |
Holger Hans Peter Freyther | 86481c2 | 2010-06-17 15:05:57 +0800 | [diff] [blame] | 1095 | gsm411_send_sms(conn, sms); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1096 | break; |
| 1097 | case GSM_PAGING_EXPIRED: |
Holger Hans Peter Freyther | ca5702a | 2010-06-10 18:20:54 +0800 | [diff] [blame] | 1098 | case GSM_PAGING_OOM: |
Holger Hans Peter Freyther | d3baf41 | 2010-12-23 18:19:17 +0100 | [diff] [blame] | 1099 | case GSM_PAGING_BUSY: |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 1100 | send_signal(S_SMS_UNKNOWN_ERROR, NULL, sms, event); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1101 | sms_free(sms); |
| 1102 | rc = -ETIMEDOUT; |
| 1103 | break; |
Holger Hans Peter Freyther | 52ffb92 | 2010-12-29 14:02:34 +0100 | [diff] [blame] | 1104 | default: |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 1105 | LOGP(DLSMS, LOGL_ERROR, "Unhandled paging event: %d\n", event); |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1106 | } |
| 1107 | |
| 1108 | return rc; |
| 1109 | } |
| 1110 | |
Harald Welte | cf6a381 | 2009-08-09 19:07:41 +0200 | [diff] [blame] | 1111 | /* high-level function to send a SMS to a given subscriber. The function |
| 1112 | * will take care of paging the subscriber, establishing the RLL SAPI3 |
| 1113 | * connection, etc. */ |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 1114 | int gsm411_send_sms_subscr(struct vlr_subscr *vsub, |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1115 | struct gsm_sms *sms) |
| 1116 | { |
Holger Hans Peter Freyther | b2be195 | 2010-06-16 13:23:55 +0800 | [diff] [blame] | 1117 | struct gsm_subscriber_connection *conn; |
Holger Hans Peter Freyther | d6d7aff | 2015-04-06 12:03:45 +0200 | [diff] [blame] | 1118 | void *res; |
Harald Welte | cf6a381 | 2009-08-09 19:07:41 +0200 | [diff] [blame] | 1119 | |
Neels Hofmeyr | e2f24d5 | 2017-05-08 15:12:20 +0200 | [diff] [blame] | 1120 | /* check if we already have an open conn to the subscriber. |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1121 | * if yes, send the SMS this way */ |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 1122 | conn = connection_for_subscr(vsub); |
Holger Hans Peter Freyther | b2be195 | 2010-06-16 13:23:55 +0800 | [diff] [blame] | 1123 | if (conn) { |
Neels Hofmeyr | 1e918c3 | 2016-05-09 21:48:53 +0200 | [diff] [blame] | 1124 | LOGP(DLSMS, LOGL_DEBUG, "Sending SMS via already open connection %p to %s\n", |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 1125 | conn, vlr_subscr_name(vsub)); |
Holger Hans Peter Freyther | 0fbb3ec | 2010-06-16 14:19:31 +0800 | [diff] [blame] | 1126 | return gsm411_send_sms(conn, sms); |
Holger Hans Peter Freyther | ecd9933 | 2010-06-15 12:53:08 +0800 | [diff] [blame] | 1127 | } |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1128 | |
| 1129 | /* if not, we have to start paging */ |
Neels Hofmeyr | 1e918c3 | 2016-05-09 21:48:53 +0200 | [diff] [blame] | 1130 | LOGP(DLSMS, LOGL_DEBUG, "Sending SMS: no connection open, start paging %s\n", |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 1131 | vlr_subscr_name(vsub)); |
Neels Hofmeyr | 84da6b1 | 2016-05-20 21:59:55 +0200 | [diff] [blame] | 1132 | res = subscr_request_conn(vsub, paging_cb_send_sms, sms, "send SMS"); |
Holger Hans Peter Freyther | d6d7aff | 2015-04-06 12:03:45 +0200 | [diff] [blame] | 1133 | if (!res) { |
| 1134 | send_signal(S_SMS_UNKNOWN_ERROR, NULL, sms, GSM_PAGING_BUSY); |
| 1135 | sms_free(sms); |
| 1136 | } |
Harald Welte | 7604218 | 2009-08-08 16:03:15 +0200 | [diff] [blame] | 1137 | return 0; |
| 1138 | } |
Harald Welte | 3366a94 | 2009-07-28 00:44:49 +0200 | [diff] [blame] | 1139 | |
Harald Welte (local) | 86b1717 | 2009-08-14 14:52:17 +0200 | [diff] [blame] | 1140 | void _gsm411_sms_trans_free(struct gsm_trans *trans) |
| 1141 | { |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 1142 | /* cleanup SMS instance */ |
Andreas Eversberg | bc6c43f | 2011-10-28 11:11:13 +0200 | [diff] [blame] | 1143 | gsm411_smr_clear(&trans->sms.smr_inst); |
| 1144 | trans->sms.smr_inst.rl_recv = NULL; |
| 1145 | trans->sms.smr_inst.mn_send = NULL; |
| 1146 | |
Andreas Eversberg | f7396ea | 2011-10-28 04:07:07 +0200 | [diff] [blame] | 1147 | gsm411_smc_clear(&trans->sms.smc_inst); |
| 1148 | trans->sms.smc_inst.mn_recv = NULL; |
| 1149 | trans->sms.smc_inst.mm_send = NULL; |
| 1150 | |
Holger Hans Peter Freyther | cea722b | 2010-06-15 12:29:37 +0800 | [diff] [blame] | 1151 | if (trans->sms.sms) { |
Holger Hans Peter Freyther | eff40949 | 2012-11-10 19:46:58 +0100 | [diff] [blame] | 1152 | LOGP(DLSMS, LOGL_ERROR, "Transaction contains SMS.\n"); |
Holger Hans Peter Freyther | 04144c1 | 2010-12-24 10:15:55 +0100 | [diff] [blame] | 1153 | send_signal(S_SMS_UNKNOWN_ERROR, trans, trans->sms.sms, 0); |
Holger Hans Peter Freyther | cea722b | 2010-06-15 12:29:37 +0800 | [diff] [blame] | 1154 | sms_free(trans->sms.sms); |
| 1155 | trans->sms.sms = NULL; |
| 1156 | } |
Harald Welte (local) | 86b1717 | 2009-08-14 14:52:17 +0200 | [diff] [blame] | 1157 | } |
| 1158 | |
Harald Welte | 2483f1b | 2016-06-19 18:06:02 +0200 | [diff] [blame] | 1159 | /* Process incoming SAPI N-REJECT from BSC */ |
Holger Hans Peter Freyther | 6a3d765 | 2010-06-15 12:03:10 +0800 | [diff] [blame] | 1160 | void gsm411_sapi_n_reject(struct gsm_subscriber_connection *conn) |
| 1161 | { |
Holger Hans Peter Freyther | 79eff7e | 2010-12-27 23:25:53 +0100 | [diff] [blame] | 1162 | struct gsm_network *net; |
Holger Hans Peter Freyther | 6a3d765 | 2010-06-15 12:03:10 +0800 | [diff] [blame] | 1163 | struct gsm_trans *trans, *tmp; |
| 1164 | |
Neels Hofmeyr | a9f2bb5 | 2016-05-09 21:09:47 +0200 | [diff] [blame] | 1165 | net = conn->network; |
Holger Hans Peter Freyther | 79eff7e | 2010-12-27 23:25:53 +0100 | [diff] [blame] | 1166 | |
Holger Hans Peter Freyther | f76ed2d | 2013-12-27 22:47:09 +0100 | [diff] [blame] | 1167 | llist_for_each_entry_safe(trans, tmp, &net->trans_list, entry) { |
| 1168 | struct gsm_sms *sms; |
Holger Hans Peter Freyther | 6a3d765 | 2010-06-15 12:03:10 +0800 | [diff] [blame] | 1169 | |
Holger Hans Peter Freyther | f76ed2d | 2013-12-27 22:47:09 +0100 | [diff] [blame] | 1170 | if (trans->conn != conn) |
| 1171 | continue; |
| 1172 | if (trans->protocol != GSM48_PDISC_SMS) |
| 1173 | continue; |
| 1174 | |
| 1175 | sms = trans->sms.sms; |
| 1176 | if (!sms) { |
| 1177 | LOGP(DLSMS, LOGL_ERROR, "SAPI Reject but no SMS.\n"); |
| 1178 | continue; |
Holger Hans Peter Freyther | 6a3d765 | 2010-06-15 12:03:10 +0800 | [diff] [blame] | 1179 | } |
Holger Hans Peter Freyther | f76ed2d | 2013-12-27 22:47:09 +0100 | [diff] [blame] | 1180 | |
| 1181 | send_signal(S_SMS_UNKNOWN_ERROR, trans, sms, 0); |
| 1182 | sms_free(sms); |
| 1183 | trans->sms.sms = NULL; |
| 1184 | trans_free(trans); |
| 1185 | } |
Holger Hans Peter Freyther | 6a3d765 | 2010-06-15 12:03:10 +0800 | [diff] [blame] | 1186 | } |
| 1187 | |