diff options
author | Holger Hans Peter Freyther <zecke@selfish.org> | 2010-12-09 17:08:06 +0100 |
---|---|---|
committer | Holger Hans Peter Freyther <zecke@selfish.org> | 2010-12-10 13:22:42 +0100 |
commit | 03ba4f485bdbf79b9efce862940fd871e7b3dc72 (patch) | |
tree | 405f452c40d03eead4c1b9ab435962a4d3fc9652 /include | |
parent | 58d0c24f03b75d31164f961e76e0414c6fbb2102 (diff) |
isup: Start with isup support in the cellmgr.
Start parsing the ISUP messages. This just adds what
we need to handle now and will not grow it a lot.
Diffstat (limited to 'include')
-rw-r--r-- | include/isup_types.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/include/isup_types.h b/include/isup_types.h new file mode 100644 index 0000000..51c5e79 --- /dev/null +++ b/include/isup_types.h @@ -0,0 +1,49 @@ +/* + * (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. + * + */ + +#ifndef isup_types_h +#define isup_types_h + +#include <stdint.h> + +struct msgb; +struct mtp_link; + +/* This is from Table 4/Q.763 */ +#define ISUP_MSG_GRS 0x17 +#define ISUP_MSG_GRA 0x29 + +struct isup_msg_hdr { + uint16_t cic : 12, + spare : 4; + uint8_t msg_type; + uint8_t data[0]; +} __attribute__((packed)); + +struct isup_msg_grs { + uint8_t pointer_int; +}; + +int mtp_link_forward_isup(struct mtp_link *link, struct msgb *msg, int sls); + +int isup_parse_grs(const uint8_t *data, uint8_t length); + +#endif |