--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/condat/com/include/cl_ribu.h	Fri Oct 16 06:23:26 2020 +0000
@@ -0,0 +1,71 @@
+/*
++-----------------------------------------------------------------------------
+|  Project :  COMLIB
+|  Modul   :  cl_ribu
++-----------------------------------------------------------------------------
+|  Copyright 2002 Texas Instruments Berlin, AG
+|                 All rights reserved.
+|
+|                 This file is confidential and a trade secret of Texas
+|                 Instruments Berlin, AG
+|                 The receipt of or possession of this file does not convey
+|                 any rights to reproduce or disclose its contents or to
+|                 manufacture, use, or sell anything it may describe, in
+|                 whole, or in part, without the specific written consent of
+|                 Texas Instruments Berlin, AG.
++-----------------------------------------------------------------------------
+|  Purpose :  Definitions of global types used by common library functions
+|             and the prototypes of those functions.
++-----------------------------------------------------------------------------
+*/
+/*
+ *  Version 1.0
+ */
+
+/**********************************************************************************/
+
+#ifndef CL_RIBU_H
+#define CL_RIBU_H
+
+/**********************************************************************************/
+
+typedef struct
+{
+  U8 ri;        /* ring buffer read index */
+  U8 wi;        /* ring buffer write index */
+  U8 depth;     /* ring buffer depth */
+  U8 filled;    /* ring buffer filled flag */
+} T_RIBU;
+
+typedef struct
+{
+  U8 type;
+  U8 status;
+  U8 len;   /* buffer length */
+  U8 *buf;  /* buffer start address */
+} T_FD;     /* frame descriptor */
+
+typedef struct
+{
+  T_RIBU idx;
+  T_FD **pFDv;  /* frame descriptor vector */
+} T_RIBU_FD;
+
+/**********************************************************************************/
+
+EXTERN void cl_ribu_create(T_RIBU_FD **ribu, const U8 buflen, const U8 depth);
+EXTERN void cl_ribu_release(T_RIBU_FD **ribu);
+
+EXTERN void cl_ribu_put(const T_FD fd, T_RIBU_FD *ribu);
+EXTERN T_FD *cl_ribu_get(T_RIBU_FD *ribu);
+EXTERN T_FD *cl_ribu_get_new_frame_desc(T_RIBU_FD *ribu);
+
+EXTERN void cl_ribu_init(T_RIBU *ribu, const U8 depth);
+EXTERN U8   cl_ribu_read_index(T_RIBU *ribu);
+EXTERN U8   cl_ribu_write_index(T_RIBU *ribu);
+EXTERN BOOL cl_ribu_data_avail(const T_RIBU_FD *ribu);
+
+EXTERN  void cl_set_frame_desc(T_FRAME_DESC *frame_desc, U8 *A0, U16 L0, U8 *A1, U16 L1);
+EXTERN  void cl_set_frame_desc_0(T_FRAME_DESC *frame_desc, U8 *A0, U16 L0);
+
+#endif /* CL_RIBU_H */