diff options
author | Neels Hofmeyr <nhofmeyr@sysmocom.de> | 2016-03-04 14:46:42 +0100 |
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committer | Neels Hofmeyr <nhofmeyr@sysmocom.de> | 2016-03-04 14:57:09 +0100 |
commit | d52b1c4342e2e404cb568b05ff7527141c43e9ab (patch) | |
tree | b10213fd983291adebd18eae8c00dbdf55ea0cd4 /openbsc/src/libmsc | |
parent | 5d9004bc9b6f486fff032aaa2a6cc10fca180de3 (diff) |
add libmsc/a_iface.c for A-interface stubs (so far only mock)
Diffstat (limited to 'openbsc/src/libmsc')
-rw-r--r-- | openbsc/src/libmsc/Makefile.am | 3 | ||||
-rw-r--r-- | openbsc/src/libmsc/a_iface.c | 79 |
2 files changed, 81 insertions, 1 deletions
diff --git a/openbsc/src/libmsc/Makefile.am b/openbsc/src/libmsc/Makefile.am index 7f9e8ebd0..b4ce7f8f5 100644 --- a/openbsc/src/libmsc/Makefile.am +++ b/openbsc/src/libmsc/Makefile.am @@ -21,7 +21,8 @@ libmsc_a_SOURCES = auth.c \ vty_interface_layer3.c \ transaction.c \ osmo_msc.c ctrl_commands.c meas_feed.c \ - msc_api.c msc_ifaces.c iu_cs.c + msc_api.c msc_ifaces.c iu_cs.c \ + a_iface.c if BUILD_SMPP noinst_HEADERS += smpp_smsc.h diff --git a/openbsc/src/libmsc/a_iface.c b/openbsc/src/libmsc/a_iface.c new file mode 100644 index 000000000..faf2adada --- /dev/null +++ b/openbsc/src/libmsc/a_iface.c @@ -0,0 +1,79 @@ +/* A-interface implementation, from MSC to BSC */ + +/* (C) 2016 by sysmocom s.m.f.c GmbH <info@sysmocom.de> + * + * 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/>. + * + */ + +#include <osmocom/core/msgb.h> +#include <osmocom/core/logging.h> + +#include <openbsc/debug.h> + +#include <openbsc/gsm_data.h> + +int gsm0808_submit_dtap(struct gsm_subscriber_connection *conn, + struct msgb *msg, int link_id, int allow_sacch) +{ + LOGP(DMSC, LOGL_ERROR, "gsm0808_submit_dtap(): message to be sent to" + " BSC, but A interface not yet implemented.\n%s\n", + osmo_hexdump(msg->data, msg->len) + ); + return -1; +} + +int gsm0808_cipher_mode(struct gsm_subscriber_connection *conn, int cipher, + const uint8_t *key, int len, int include_imeisv) +{ + + LOGP(DMSC, LOGL_ERROR, "gsm0808_cipher_mode(): message to be sent to" + " BSC, but A interface not yet implemented.\n"); + return -1; +} + +/* from gsm_04_08_utils.c *****/ + +/* 9.2.5 CM service accept */ +int gsm48_tx_mm_serv_ack(struct gsm_subscriber_connection *conn) +{ + struct msgb *msg = gsm48_msgb_alloc_name("GSM 04.08 SERV ACK"); + struct gsm48_hdr *gh = (struct gsm48_hdr *) msgb_put(msg, sizeof(*gh)); + + gh->proto_discr = GSM48_PDISC_MM; + gh->msg_type = GSM48_MT_MM_CM_SERV_ACC; + + DEBUGP(DMM, "-> CM SERVICE ACK\n"); + + return gsm0808_submit_dtap(conn, msg, 0, 0); +} + +/* 9.2.6 CM service reject */ +int gsm48_tx_mm_serv_rej(struct gsm_subscriber_connection *conn, + enum gsm48_reject_value value) +{ + struct msgb *msg; + + msg = gsm48_create_mm_serv_rej(value); + if (!msg) { + LOGP(DMM, LOGL_ERROR, "Failed to allocate CM Service Reject.\n"); + return -1; + } + + DEBUGP(DMM, "-> CM SERVICE Reject cause: %d\n", value); + + return gsm0808_submit_dtap(conn, msg, 0, 0); +} |