1 files changed, 103 insertions, 0 deletions
diff --git a/src/common/bts_ctrl_lookup.c b/src/common/bts_ctrl_lookup.c
new file mode 100644
index 00000000..ec6434e0
--- /dev/null
+++ b/src/common/bts_ctrl_lookup.c
@@ -0,0 +1,103 @@
+/* Control Interface for osmo-bts */
+
+/* (C) 2014 by Harald Welte <laforge@gnumonks.org>
+ *
+ * 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 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 <errno.h>
+
+#include <osmocom/vty/command.h>
+#include <osmocom/ctrl/control_if.h>
+#include <osmo-bts/logging.h>
+#include <osmo-bts/gsm_data.h>
+
+extern vector ctrl_node_vec;
+
+/*! \brief control interface lookup function for bsc/bts gsm_data
+ * \param[in] data Private data passed to controlif_setup()
+ * \param[in] vline Vector of the line holding the command string
+ * \param[out] node_type type (CTRL_NODE_) that was determined
+ * \param[out] node_data private dta of node that was determined
+ * \param i Current index into vline, up to which it is parsed
+ */
+static int bts_ctrl_node_lookup(void *data, vector vline, int *node_type,
+				void **node_data, int *i)
+{
+	struct gsm_bts *bts = data;
+	struct gsm_bts_trx *trx = NULL;
+	struct gsm_bts_trx_ts *ts = NULL;
+	char *token = vector_slot(vline, *i);
+	long num;
+
+	/* TODO: We need to make sure that the following chars are digits
+	 * and/or use strtol to check if number conversion was successful
+	 * Right now something like net.bts_stats will not work */
+	if (!strcmp(token, "trx")) {
+		if (*node_type != CTRL_NODE_ROOT || !*node_data)
+			goto err_missing;
+		bts = *node_data;
+		(*i)++;
+		if (!ctrl_parse_get_num(vline, *i, &num))
+			goto err_index;
+
+		trx = gsm_bts_trx_num(bts, num);
+		if (!trx)
+			goto err_missing;
+		*node_data = trx;
+		*node_type = CTRL_NODE_TRX;
+	} else if (!strcmp(token, "ts")) {
+		if (*node_type != CTRL_NODE_TRX || !*node_data)
+			goto err_missing;
+		trx = *node_data;
+		(*i)++;
+		if (!ctrl_parse_get_num(vline, *i, &num))
+			goto err_index;
+
+		if ((num >= 0) && (num < TRX_NR_TS))
+			ts = &trx->ts[num];
+		if (!ts)
+			goto err_missing;
+		*node_data = ts;
+		*node_type = CTRL_NODE_TS;
+	} else
+		return 0;
+
+	return 1;
+err_missing:
+	return -ENODEV;
+err_index:
+	return -ERANGE;
+}
+
+struct ctrl_handle *bts_controlif_setup(struct gsm_bts *bts, uint16_t port)
+{
+	struct ctrl_handle *hdl;
+	int rc = 0;
+
+	hdl = ctrl_interface_setup(bts, port, bts_ctrl_node_lookup);
+	if (!hdl)
+		return NULL;
+
+	rc = bts_ctrl_cmds_install(bts);
+	if (rc) {
+		/* FIXME: close control interface */
+		return NULL;
+	}
+
+	return hdl;
+}