Import all C and Header files from jolly/bts branch of osmocom-bb.git

The BTS code shall reside in a separate git repository, thus I'm
importing the C and H files here.

1 files changed, 68 insertions, 0 deletions

diff --git a/include/osmo-bts/abis.h b/include/osmo-bts/abis.h
new file mode 100644
index 00000000..517c6e72
--- /dev/null
+++ b/include/osmo-bts/abis.h
@@ -0,0 +1,68 @@
+#ifndef _ABIS_H
+#define _ABIS_H
+
+#define IPA_TCP_PORT_OML	3002
+#define IPA_TCP_PORT_RSL	3003
+
+#define	OML_RETRY_TIMER		5
+#define	OML_PING_TIMER		20
+
+struct ipabis_head {
+	u_int16_t len;	/* network byte order */
+	u_int8_t proto;
+	u_int8_t data[0];
+} __attribute__ ((packed));
+
+enum ipabis_proto {
+	IPA_PROTO_RSL		= 0x00,
+	IPA_PROTO_IPACCESS	= 0xfe,
+	IPA_PROTO_SCCP		= 0xfd,
+	IPA_PROTO_OML		= 0xff,
+};
+
+enum ipabis_msgtype {
+	IPA_MSGT_PING		= 0x00,
+	IPA_MSGT_PONG		= 0x01,
+	IPA_MSGT_ID_GET		= 0x04,
+	IPA_MSGT_ID_RESP	= 0x05,
+	IPA_MSGT_ID_ACK		= 0x06,
+};
+
+enum ipabis_id_tags {
+	IPA_IDTAG_SERNR		= 0x00,
+	IPA_IDTAG_UNITNAME	= 0x01,
+	IPA_IDTAG_LOCATION1	= 0x02,
+	IPA_IDTAG_LOCATION2	= 0x03,
+	IPA_IDTAG_EQUIPVERS	= 0x04,
+	IPA_IDTAG_SWVERSION	= 0x05,
+	IPA_IDTAG_IPADDR	= 0x06,
+	IPA_IDTAG_MACADDR	= 0x07,
+	IPA_IDTAG_UNIT		= 0x08,
+};
+
+struct ipabis_link {
+	int state;
+	struct osmocom_bts	*bts;	/* set, if OML link */
+	struct osmobts_trx	*trx;	/* set, if RSL link */
+	struct bsc_fd		bfd;
+	struct timer_list	timer;
+	struct msgb		*rx_msg;
+	struct llist_head	tx_queue;
+	int			ping, pong, id_resp;
+	uint32_t		ip;
+};
+
+enum {
+	LINK_STATE_IDLE = 0,
+	LINK_STATE_RETRYING,
+	LINK_STATE_CONNECTING,
+	LINK_STATE_CONNECT,
+};
+
+int abis_tx(struct ipabis_link *link, struct msgb *msg);
+struct msgb *abis_msgb_alloc(int headroom);
+void abis_push_ipa(struct msgb *msg, uint8_t proto);
+int abis_open(struct ipabis_link *link, uint32_t ip);
+void abis_close(struct ipabis_link *link);
+
+#endif /* _ABIS_H */