1 files changed, 57 insertions, 0 deletions
diff --git a/apps/osmocomBB/libosmocore/include/osmocom/core/gsmtap_util.h b/apps/osmocomBB/libosmocore/include/osmocom/core/gsmtap_util.h
new file mode 100644
index 0000000000..5609381f32
--- /dev/null
+++ b/apps/osmocomBB/libosmocore/include/osmocom/core/gsmtap_util.h
@@ -0,0 +1,57 @@
+#ifndef _GSMTAP_UTIL_H
+#define _GSMTAP_UTIL_H
+
+#include <stdint.h>
+#include <osmocom/core/write_queue.h>
+#include <osmocom/core/select.h>
+
+/*! \defgroup gsmtap GSMTAP
+ *  @{
+ */
+/*! \file gsmtap_util.h */
+
+uint8_t chantype_rsl2gsmtap(uint8_t rsl_chantype, uint8_t rsl_link_id);
+
+struct msgb *gsmtap_makemsg_ex(uint8_t type, uint16_t arfcn, uint8_t ts, uint8_t chan_type,
+			    uint8_t ss, uint32_t fn, int8_t signal_dbm,
+			    uint8_t snr, const uint8_t *data, unsigned int len);
+
+struct msgb *gsmtap_makemsg(uint16_t arfcn, uint8_t ts, uint8_t chan_type,
+			    uint8_t ss, uint32_t fn, int8_t signal_dbm,
+			    uint8_t snr, const uint8_t *data, unsigned int len);
+
+/*! \brief one gsmtap instance */
+struct gsmtap_inst {
+	int ofd_wq_mode;	/*!< \brief wait queue mode? */
+	struct osmo_wqueue wq;	/*!< \brief the wait queue */
+	struct osmo_fd sink_ofd;/*!< \brief file descriptor */
+};
+
+/*! \brief obtain the file descriptor associated with a gsmtap instance */
+static inline int gsmtap_inst_fd(struct gsmtap_inst *gti)
+{
+	return gti->wq.bfd.fd;
+}
+
+int gsmtap_source_init_fd(const char *host, uint16_t port);
+
+int gsmtap_source_add_sink_fd(int gsmtap_fd);
+
+struct gsmtap_inst *gsmtap_source_init(const char *host, uint16_t port,
+					int ofd_wq_mode);
+
+int gsmtap_source_add_sink(struct gsmtap_inst *gti);
+
+int gsmtap_sendmsg(struct gsmtap_inst *gti, struct msgb *msg);
+
+int gsmtap_send_ex(struct gsmtap_inst *gti, uint8_t type, uint16_t arfcn, uint8_t ts,
+		uint8_t chan_type, uint8_t ss, uint32_t fn,
+		int8_t signal_dbm, uint8_t snr, const uint8_t *data,
+		unsigned int len);
+
+int gsmtap_send(struct gsmtap_inst *gti, uint16_t arfcn, uint8_t ts,
+		uint8_t chan_type, uint8_t ss, uint32_t fn,
+		int8_t signal_dbm, uint8_t snr, const uint8_t *data,
+		unsigned int len);
+
+#endif /* _GSMTAP_UTIL_H */