--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/g23m-fad/tcpip/tcpip.h	Sun Jul 15 04:40:46 2018 +0000
@@ -0,0 +1,190 @@
+/* 
++------------------------------------------------------------------------------
+|  File:       tcpip.h
++------------------------------------------------------------------------------
+|  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 the Protocol Stack Entity TCPIP.
++----------------------------------------------------------------------------- 
+*/ 
+
+#ifndef TCPIP_H
+#define TCPIP_H
+
+/*==== INCLUDES =============================================================*/
+
+/*==== CONSTS ===============================================================*/
+
+#define TCPIP_MAX_DTI_LINKS 4   /* For phase one, this is one DTI link per
+                                 * application plus one to the lower layer
+                                 * (PPP or SNDCP. */
+
+#define TCPIP_DTI_QUEUE_SIZE 5  /* Arbitrary value. */
+
+#define TCPIP_DEFAULT_WINDOW 1  /* Default window size regarding payload data
+                                 * between TCPIP and the application. As we do
+                                 * not really do window-based flow control
+                                 * yet, this value only means "send another
+                                 * primitive". */
+
+#ifdef VSI_CALLER
+#undef VSI_CALLER
+#endif /* VSI_CALLER */
+#define VSI_CALLER       tcpip_handle,
+
+#define hCommMMI         tcpip_hCommMMI  /* Communication handle */
+
+/*==== TYPES =================================================================*/
+
+
+/* Flow control status. */
+typedef enum { TCPIP_FLOWCTL_XOFF = 0, TCPIP_FLOWCTL_XON } T_flowctl_status ;
+
+/* Global entity data.
+ * 
+ */
+typedef struct                  /* T_TCPIP_DATA */
+{
+  unsigned char version ;
+  BOOL is_initialized ;         /* TCPIP/RNET has been initialized.  */
+  DTI_HANDLE dti_handle ;       /* TCPIP's own DTI handle. */
+  struct                        /* Data for the DTI link to the lower layer */
+  {
+    U32 link_id ;               /* DTI link identifier. */
+    T_flowctl_status flowstat_ul ;
+                                /* Flow control status to lower layer
+                                 * (uplink). */
+    T_flowctl_status flowstat_dl ;
+                                /* Flow control status to IP (downlink). */
+  }
+  ll[1] ;                       /* Indexed by DTI channel number. */
+  U32 config_dns_address ;      /* DNS server address, set by config
+                                 * primitive, in network byte order. Overrides
+                                 * the first DNS server address in
+                                 * TCPIP_IFCONFIG_REQ. */
+} T_TCPIP_DATA;
+
+
+
+
+/*==== EXPORTS ===============================================================*/
+
+#ifdef TCPIP_PEI_C
+
+/* Entity data base */
+T_TCPIP_DATA               tcpip_data_base;
+T_TCPIP_DATA               *tcpip_data;
+
+/* Communication handles */
+T_HANDLE                 hCommMMI = VSI_ERROR;
+T_HANDLE                 tcpip_handle;
+T_HANDLE                 hCommTCPIP = VSI_ERROR ;
+
+#else  /* TCPIP_PEI_C */
+
+extern T_TCPIP_DATA      tcpip_data_base, *tcpip_data;
+extern T_HANDLE          hCommMMI;
+extern T_HANDLE          tcpip_handle;
+extern T_HANDLE          hCommTCPIP ;
+
+#endif /* TCPIP_PEI_C */
+
+/*==== Some functions ========================================================*/
+
+/** Shut down RNET and deallocate data. This defined as a separate function
+ * because it will also be called by pei_exit().
+ * 
+ */
+void tcpip_do_shutdown(void) ;
+
+
+/*==== DTI-related functions =================================================*/
+
+/** DTI callback function according to dti.h.
+ * 
+ */
+void tcpip_dti_callback(U8 instance, U8 interfac, U8 channel, U8 reason,
+                        T_DTI2_DATA_IND *dti_data_ind) ;
+
+
+/** Confirm the result of a TCPIP_DTI_REQ. This function is called
+ * from tcpip_dti.c, so it must not be static.
+ * 
+ * @param dti_conn    Indicates whether the DTI link is to be established or
+ *                    disconnected
+ * @param link_id     DTI link identifier
+ */
+void tcpip_dti_cnf(U8 dti_conn, U32 link_id) ;
+
+
+/** Send the data buffer with the specified length to the lower layer. The
+ * data buffer will be freed by the caller.
+ * 
+ * @param data        Pointer to the data.
+ * @param length      Length of the data.
+ */
+void tcpip_dti_send_data_ll(U8 *data, U16 length) ;
+
+
+
+/*==== Primitive handler functions ===========================================*/
+
+/** Handle the primitive of the same name.
+ * 
+ * @param primdata    Pointer to primitive data (duh!).
+ */
+void tcpip_initialize_req(void *primdata) ;
+void tcpip_shutdown_req(void *primdata) ;
+void tcpip_ifconfig_req(void *primdata) ;
+void tcpip_dti_req(void *primdata) ;
+void tcpip_create_req(void *primdata) ;
+void tcpip_close_req(void *primdata) ;
+void tcpip_bind_req(void *primdata) ;
+void tcpip_listen_req(void *primdata) ;
+void tcpip_connect_req(void *primdata) ;
+void tcpip_data_req(void *primdata) ;
+void tcpip_data_res(void *primdata) ;
+void tcpip_sockname_req(void *primdata) ;
+void tcpip_peername_req(void *primdata) ;
+void tcpip_hostinfo_req(void *primdata) ;
+void tcpip_mtu_size_req(void *primdata) ;
+void tcpip_internal_ind(void *primdata) ;
+
+/** Send a message to self.
+ * 
+ * @param msg_p    pointer to message
+ * @param msg_id   message identification
+ */
+void tcpip_send_internal_ind(U32 msg_p, U32 msg_id) ;
+
+
+/* DTI primitive handlers.
+ */
+void tcpip_dti_ready_ind     (T_DTI2_READY_IND      *dti_ready_ind) ;
+void tcpip_dti_data_req      (T_DTI2_DATA_REQ       *dti_data_req) ;
+void tcpip_dti_data_ind      (T_DTI2_DATA_IND       *dti_data_ind) ;
+void tcpip_dti_getdata_req   (T_DTI2_GETDATA_REQ    *dti_getdata_req) ;
+#if defined(_SIMULATION_)       /* Used only for simulation test primitives. */
+void tcpip_dti_data_test_ind (T_DTI2_DATA_TEST_IND  *dti_data_test_ind) ;
+void tcpip_dti_data_test_req (T_DTI2_DATA_TEST_REQ  *dti_data_test_req) ;
+#endif /* _SIMULATION_ */
+void tcpip_dti_connect_req   (T_DTI2_CONNECT_REQ    *dti_connect_req) ;
+void tcpip_dti_disconnect_ind(T_DTI2_DISCONNECT_IND *dti_disconnect_ind) ;
+void tcpip_dti_connect_cnf   (T_DTI2_CONNECT_CNF    *dti_connect_cnf) ;
+void tcpip_dti_connect_ind   (T_DTI2_CONNECT_IND    *dti_connect_ind) ;
+void tcpip_dti_connect_res   (T_DTI2_CONNECT_RES    *dti_connect_res) ;
+void tcpip_dti_disconnect_req(T_DTI2_DISCONNECT_REQ *dti_disconnect_req) ;
+
+
+
+#endif /* !TCPIP_H */
+