1 files changed, 85 insertions, 0 deletions
diff --git a/include/openbsc/meas_rep.h b/include/openbsc/meas_rep.h
new file mode 100644
index 000000000..3c2c8d1c1
--- /dev/null
+++ b/include/openbsc/meas_rep.h
@@ -0,0 +1,85 @@
+#ifndef _MEAS_REP_H
+#define _MEAS_REP_H
+
+#define MRC_F_PROCESSED	0x0001
+
+/* extracted from a L3 measurement report IE */
+struct gsm_meas_rep_cell {
+	u_int8_t rxlev;
+	u_int8_t bsic;
+	u_int8_t neigh_idx;
+	u_int16_t arfcn;
+	unsigned int flags;
+};
+
+/* RX Level and RX Quality */
+struct gsm_rx_lev_qual {
+	u_int8_t rx_lev;
+	u_int8_t rx_qual;
+};
+
+/* unidirectional measumrement report */
+struct gsm_meas_rep_unidir {
+	struct gsm_rx_lev_qual full;
+	struct gsm_rx_lev_qual sub;
+};
+
+#define MEAS_REP_F_UL_DTX	0x01
+#define MEAS_REP_F_DL_VALID	0x02
+#define MEAS_REP_F_BA1		0x04
+#define MEAS_REP_F_DL_DTX	0x08
+#define MEAS_REP_F_MS_TO	0x10
+#define MEAS_REP_F_MS_L1	0x20
+#define MEAS_REP_F_FPC		0x40
+
+/* parsed uplink and downlink measurement result */
+struct gsm_meas_rep {
+	/* back-pointer to the logical channel */
+	struct gsm_lchan *lchan;
+
+	/* number of the measurement report */
+	u_int8_t nr;
+	/* flags, see MEAS_REP_F_* */
+	unsigned int flags;
+
+	/* uplink and downlink rxlev, rxqual; full and sub */
+	struct gsm_meas_rep_unidir ul;
+	struct gsm_meas_rep_unidir dl;
+
+	u_int8_t bs_power;
+	u_int8_t ms_timing_offset;
+	struct {
+		int8_t pwr;	/* MS power in dBm */
+		u_int8_t ta;	/* MS timing advance */
+	} ms_l1;
+
+	/* neighbor measurement reports for up to 6 cells */
+	int num_cell;
+	struct gsm_meas_rep_cell cell[6];
+};
+
+enum meas_rep_field {
+	MEAS_REP_DL_RXLEV_FULL,
+	MEAS_REP_DL_RXLEV_SUB,
+	MEAS_REP_DL_RXQUAL_FULL,
+	MEAS_REP_DL_RXQUAL_SUB,
+	MEAS_REP_UL_RXLEV_FULL,
+	MEAS_REP_UL_RXLEV_SUB,
+	MEAS_REP_UL_RXQUAL_FULL,
+	MEAS_REP_UL_RXQUAL_SUB,
+};
+
+/* obtain an average over the last 'num' fields in the meas reps */
+int get_meas_rep_avg(const struct gsm_lchan *lchan,
+		     enum meas_rep_field field, unsigned int num);
+
+/* Check if N out of M last values for FIELD are >= bd */
+int meas_rep_n_out_of_m_be(const struct gsm_lchan *lchan,
+			enum meas_rep_field field,
+			unsigned int n, unsigned int m, int be);
+
+unsigned int calc_initial_idx(unsigned int array_size,
+			      unsigned int meas_rep_idx,
+			      unsigned int num_values);
+
+#endif /* _MEAS_REP_H */