--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/g23m-gprs/llc/llc_uf.h	Fri Oct 16 06:25:50 2020 +0000
@@ -0,0 +1,232 @@
+/* 
++----------------------------------------------------------------------------- 
+|  Project :  
+|  Modul   :  
++----------------------------------------------------------------------------- 
+|  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 for llc_uf.c 
++----------------------------------------------------------------------------- 
+*/ 
+
+
+#ifndef LLC_UF_H
+#define LLC_UF_H
+
+
+/*==== XID DEFINITIONS ======================================================*/
+
+/*
+ * XID parameter types
+ */
+#define XID_VERSION           0
+#define XID_IOV_UI            1
+#define XID_IOV_I             2
+#define XID_T200              3
+#define XID_N200              4
+#define XID_N201_U            5
+#define XID_N201_I            6
+#define XID_MD                7
+#define XID_MU                8
+#define XID_KD                9
+#define XID_KU                10
+#define XID_LAYER_3           11
+#define XID_RESET             12
+
+#define XID_MAX_TYPE          XID_RESET
+
+/*
+ * XID parameter lengths in octets
+ */
+#define XID_VERSION_LEN       1
+#define XID_IOV_UI_LEN        4
+#define XID_IOV_I_LEN         4
+#define XID_T200_LEN          2
+#define XID_N200_LEN          1
+#define XID_N201_U_LEN        2
+#define XID_N201_I_LEN        2
+#define XID_MD_LEN            2
+#define XID_MU_LEN            2
+#define XID_KD_LEN            1
+#define XID_KU_LEN            1
+/* no default length for layer 3 parameters */
+#define XID_RESET_LEN         0
+
+/*
+ * XID parameter header lengths in octets
+ */
+#define XID_VERSION_HDR_LEN   1
+#define XID_IOV_UI_HDR_LEN    2
+#define XID_IOV_I_HDR_LEN     2
+#define XID_T200_HDR_LEN      1
+#define XID_N200_HDR_LEN      1
+#define XID_N201_U_HDR_LEN    1
+#define XID_N201_I_HDR_LEN    1
+#define XID_MD_HDR_LEN        1
+#define XID_MU_HDR_LEN        1
+#define XID_KD_HDR_LEN        1
+#define XID_KU_HDR_LEN        1
+#define XID_LAYER_3_HDR_LEN   2
+#define XID_RESET_HDR_LEN     1
+
+/*
+ * XID parameter ranges
+ */
+#define XID_VERSION_MIN       0u
+#define XID_VERSION_MAX       15u
+#define XID_IOV_UI_MIN        0u
+#define XID_IOV_UI_MAX        4294967295uL        /* actually: 2 ^ 32 - 1 */
+#define XID_IOV_I_MIN         0u
+#define XID_IOV_I_MAX         4294967295uL        /* actually: 2 ^ 32 - 1 */
+#define XID_T200_MIN          1u                   /* units: 0.1 seconds */
+#define XID_T200_MAX          4095u
+#define XID_N200_MIN          1u
+#define XID_N200_MAX          15u
+#ifdef _SIMULATION_
+#ifdef MULTI_LAYER
+                                                  /* units: octets */
+#define XID_N201_U_MIN        (llc_data->current_sapi EQ LL_SAPI_1 ? 400u :    \
+                               llc_data->current_sapi EQ LL_SAPI_7 ? 270u : 59u)
+#else
+#define XID_N201_U_MIN        (llc_data->current_sapi EQ LL_SAPI_1 ? 400u :    \
+                               llc_data->current_sapi EQ LL_SAPI_7 ? 270u : 140u)
+
+#endif /* MULTI_LAYER */
+#else
+                                                  /* units: octets */
+#define XID_N201_U_MIN        (llc_data->current_sapi EQ LL_SAPI_1 ? 400u :    \
+                               llc_data->current_sapi EQ LL_SAPI_7 ? 270u : 140u)
+#endif /* SIMULATION */
+#define XID_N201_U_MAX        1520u
+#ifdef _SIMULATION_
+#ifdef MULTI_LAYER
+#define XID_N201_I_MIN        59u                 /* units: octets */
+#else
+#define XID_N201_I_MIN        140u                 /* units: octets */
+
+#endif /* MULTI_LAYER */
+#else
+#define XID_N201_I_MIN        140u                 /* units: octets */
+#endif /* SIMULATION */
+#define XID_N201_I_MAX        1520u
+#define XID_MD_OFF            0u                   
+#define XID_MD_MIN            9u                   /* units: 16 octets */
+#define XID_MD_MAX            24320u
+#define XID_MU_OFF            0u                   
+#define XID_MU_MIN            9u                   /* units: 16 octets */
+#define XID_MU_MAX            24320u
+#define XID_KD_MIN            1u                   /* units: frames */
+#define XID_KD_MAX            255u
+#define XID_KU_MIN            1u                   /* units: frames */
+#define XID_KU_MAX            255u
+
+/*
+ * Conditions for checking correct sense of negotiation.
+ */
+#define XID_SENSE_UP          >
+#define XID_SENSE_DOWN        <
+
+
+/*==== FUNCTION DECLARATIONS ================================================*/
+
+EXTERN void   u_init                   (void);
+EXTERN void   u_init_sapi              (void);
+
+EXTERN void   u_build_u_frame          
+(
+#ifdef LL_DESC
+  T_desc_list3 *desc_list3,
+#else
+  T_sdu *sdu, 
+#endif
+  T_BIT cr_bit, 
+  UBYTE sapi, 
+  T_BIT pf_bit, 
+  T_COMMAND command
+);
+
+EXTERN BOOL   u_check_xid              (T_sdu *sdu, 
+                                        T_BIT cr_bit, 
+                                        T_COMMAND command);
+EXTERN void   u_eval_xid               (T_BIT cr_bit,
+                                        BOOL *reset_received,
+                                        BOOL *xid_ind);
+
+EXTERN void   u_insert_xid             
+(
+#ifdef LL_DESC
+  T_desc_list3 *desc_list3,
+#else
+  T_sdu *sdu,
+#endif
+  T_BIT cr_bit
+);
+
+EXTERN void   u_insert_frmr_information 
+(
+#ifndef LL_DESC
+  T_sdu *sdu,
+#else
+  T_desc_list3 *desc_list3,
+#endif
+  T_LL_UNITDATA_IND *frame,
+  T_PDU_TYPE pdu_type,
+  USHORT ctrl_length,
+  T_FRAME_NUM vs,
+  T_FRAME_NUM vr,
+  T_BIT cr_bit,
+  UBYTE reason
+);
+
+EXTERN void   u_send_sabm              (void);
+EXTERN void   u_send_disc              (void);
+
+#ifdef REL99 
+  EXTERN void   sig_tx_u_send_null       (UBYTE cause);
+#endif /* REL99 */
+
+EXTERN void   u_send_ua                (T_BIT pf_bit,
+                                        BOOL include_xid);
+EXTERN void   u_send_dm                (T_BIT pf_bit);
+EXTERN void   u_send_frmr              (T_LL_UNITDATA_IND *frame,
+                                        T_PDU_TYPE pdu_type,
+                                        USHORT ctrl_length,
+                                        T_FRAME_NUM vs,
+                                        T_FRAME_NUM vr,
+                                        T_BIT cr_bit,
+                                        UBYTE reason);
+#ifdef CC_CONCEPT
+EXTERN void   u_send_llgmm_status_ind  (USHORT error_cause);
+EXTERN void   u_send_ll_status_ind     (USHORT cause);
+EXTERN void   u_send_ll_release_ind    (USHORT cause);
+#else
+EXTERN void   u_send_llgmm_status_ind  (UBYTE error_cause);
+EXTERN void   u_send_ll_status_ind     (UBYTE cause);
+EXTERN void   u_send_ll_release_ind    (UBYTE cause);
+#endif
+
+EXTERN void   u_send_ll_release_cnf    (void);
+EXTERN void   u_send_ll_xid_cnf        (void);
+EXTERN void   u_send_ll_establish_ind  (void);
+EXTERN void   u_send_ll_establish_cnf  (void);
+EXTERN void   u_send_ll_xid_ind        (void);
+EXTERN void   u_send_xid               (T_BIT cr_bit);
+EXTERN void   u_tag_xid_parameters     (T_BIT cr_bit, BOOL send_ack_para);
+EXTERN void   u_handle_optimization    (void);
+
+EXTERN void   u_handle_mX_zero_rsp     (USHORT mX_req, USHORT* n201_i, 
+                                        USHORT mX,     USHORT  mX_max,    
+                                        UBYTE* kX,     UBYTE   kX_min, 
+                                        UBYTE  kX_type );
+EXTERN void   u_check_requested_xid    (void);
+
+#endif /* !LLC_UF_H */