diff options
| -rw-r--r-- | include/bsc_sccp.h | 12 | ||||
| -rw-r--r-- | src/Makefile.am | 2 | ||||
| -rw-r--r-- | src/bsc_sccp.c | 70 | ||||
| -rw-r--r-- | src/main.c | 41 |
4 files changed, 83 insertions, 42 deletions
diff --git a/include/bsc_sccp.h b/include/bsc_sccp.h index c8d7a90..72bfa47 100644 --- a/include/bsc_sccp.h +++ b/include/bsc_sccp.h @@ -22,8 +22,15 @@ #ifndef bsc_sccp_h #define bsc_sccp_h +#include <inttypes.h> + +#include <osmocore/linuxlist.h> +#include <osmocore/timer.h> + #include <osmocore/protocol/gsm_08_08.h> +#include <osmocom/sccp/sccp.h> + /* * One SCCP connection. * Use for connection tracking and fixups... @@ -51,4 +58,9 @@ struct active_sccp_con { int sls; }; +struct active_sccp_con *find_con_by_src_ref(struct sccp_source_reference *src_ref); +struct active_sccp_con *find_con_by_src_dest_ref(struct sccp_source_reference *src_ref, + struct sccp_source_reference *dst_ref); +unsigned int sls_for_src_ref(struct sccp_source_reference *ref); + #endif diff --git a/src/Makefile.am b/src/Makefile.am index a694623..186c97e 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -10,7 +10,7 @@ mgcp_mgw_LDADD = $(LAFORGE_LIBS) $(NEXUSWARE_C7_LIBS) $(NEXUSWARE_UNIPORTE_LIBS) $(LIBOSMOVTY_LIBS) $(LIBOSMOCORE_LIBS) -lpthread cellmgr_ng_SOURCES = main.c mtp_layer3.c thread.c input/ipaccess.c pcap.c \ - bss_patch.c bssap_sccp.c \ + bss_patch.c bssap_sccp.c bsc_sccp.c \ msc_conn.c link_udp.c snmp_mtp.c debug.c vty_interface.c cellmgr_ng_LDADD = $(LIBOSMOCORE_LIBS) $(LIBOSMOSCCP_LIBS) $(LIBOSMOVTY_LIBS) $(NEXUSWARE_C7_LIBS) \ -lpthread -lnetsnmp -lcrypto diff --git a/src/bsc_sccp.c b/src/bsc_sccp.c new file mode 100644 index 0000000..a10a4b6 --- /dev/null +++ b/src/bsc_sccp.c @@ -0,0 +1,70 @@ +/* routines to track connections */ +/* + * (C) 2010 by Holger Hans Peter Freyther <zecke@selfish.org> + * (C) 2010 by On-Waves + * All Rights Reserved + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + */ + +#include "bsc_sccp.h" +#include "bsc_data.h" + +#include <string.h> + +extern struct bsc_data bsc; + +struct active_sccp_con *find_con_by_src_ref(struct sccp_source_reference *src_ref) +{ + struct active_sccp_con *con; + + /* it is quite normal to not find this one */ + if (!src_ref) + return NULL; + + llist_for_each_entry(con, &bsc.sccp_connections, entry) { + if (memcmp(&con->src_ref, src_ref, sizeof(*src_ref)) == 0) + return con; + } + + return NULL; +} + +struct active_sccp_con *find_con_by_src_dest_ref(struct sccp_source_reference *src_ref, + struct sccp_source_reference *dst_ref) +{ + struct active_sccp_con *con; + + llist_for_each_entry(con, &bsc.sccp_connections, entry) { + if (memcmp(src_ref, &con->src_ref, sizeof(*src_ref)) == 0 && + memcmp(dst_ref, &con->dst_ref, sizeof(*dst_ref)) == 0) { + return con; + } + } + + return NULL; +} + +unsigned int sls_for_src_ref(struct sccp_source_reference *ref) +{ + struct active_sccp_con *con; + + con = find_con_by_src_ref(ref); + if (!con) + return 13; + return con->sls; +} + @@ -382,47 +382,6 @@ static struct active_sccp_con *find_con_by_dest_ref(struct sccp_source_reference return NULL; } -static struct active_sccp_con *find_con_by_src_ref(struct sccp_source_reference *src_ref) -{ - struct active_sccp_con *con; - - /* it is quite normal to not find this one */ - if (!src_ref) - return NULL; - - llist_for_each_entry(con, &bsc.sccp_connections, entry) { - if (memcmp(&con->src_ref, src_ref, sizeof(*src_ref)) == 0) - return con; - } - - return NULL; -} - -static struct active_sccp_con *find_con_by_src_dest_ref(struct sccp_source_reference *src_ref, - struct sccp_source_reference *dst_ref) -{ - struct active_sccp_con *con; - - llist_for_each_entry(con, &bsc.sccp_connections, entry) { - if (memcmp(src_ref, &con->src_ref, sizeof(*src_ref)) == 0 && - memcmp(dst_ref, &con->dst_ref, sizeof(*dst_ref)) == 0) { - return con; - } - } - - return NULL; -} - -unsigned int sls_for_src_ref(struct sccp_source_reference *ref) -{ - struct active_sccp_con *con; - - con = find_con_by_src_ref(ref); - if (!con) - return 13; - return con->sls; -} - static void send_rlc_to_bsc(unsigned int sls, struct sccp_source_reference *src, struct sccp_source_reference *dst) { struct msgb *msg; |