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			658 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			658 lines
		
	
	
		
			26 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /******************************************************************************
 | ||
|  |  * | ||
|  |  *  Copyright (C) 1999-2012 Broadcom Corporation | ||
|  |  * | ||
|  |  *  Licensed under the Apache License, Version 2.0 (the "License"); | ||
|  |  *  you may not use this file except in compliance with the License. | ||
|  |  *  You may obtain a copy of the License at: | ||
|  |  * | ||
|  |  *  http://www.apache.org/licenses/LICENSE-2.0
 | ||
|  |  * | ||
|  |  *  Unless required by applicable law or agreed to in writing, software | ||
|  |  *  distributed under the License is distributed on an "AS IS" BASIS, | ||
|  |  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
|  |  *  See the License for the specific language governing permissions and | ||
|  |  *  limitations under the License. | ||
|  |  * | ||
|  |  ******************************************************************************/ | ||
|  | 
 | ||
|  | /******************************************************************************
 | ||
|  |  * | ||
|  |  *  this file contains the PORT API definitions | ||
|  |  * | ||
|  |  ******************************************************************************/ | ||
|  | #ifndef PORT_API_H
 | ||
|  | #define PORT_API_H
 | ||
|  | 
 | ||
|  | #include "bt_target.h"
 | ||
|  | 
 | ||
|  | /*****************************************************************************
 | ||
|  | **  Constants and Types | ||
|  | *****************************************************************************/ | ||
|  | 
 | ||
|  | /*
 | ||
|  | ** Define port settings structure send from the application in the | ||
|  | ** set settings request, or to the application in the set settings indication. | ||
|  | */ | ||
|  | typedef struct { | ||
|  | 
 | ||
|  | #define PORT_BAUD_RATE_2400       0x00
 | ||
|  | #define PORT_BAUD_RATE_4800       0x01
 | ||
|  | #define PORT_BAUD_RATE_7200       0x02
 | ||
|  | #define PORT_BAUD_RATE_9600       0x03
 | ||
|  | #define PORT_BAUD_RATE_19200      0x04
 | ||
|  | #define PORT_BAUD_RATE_38400      0x05
 | ||
|  | #define PORT_BAUD_RATE_57600      0x06
 | ||
|  | #define PORT_BAUD_RATE_115200     0x07
 | ||
|  | #define PORT_BAUD_RATE_230400     0x08
 | ||
|  | 
 | ||
|  |     UINT8  baud_rate; | ||
|  | 
 | ||
|  | #define PORT_5_BITS               0x00
 | ||
|  | #define PORT_6_BITS               0x01
 | ||
|  | #define PORT_7_BITS               0x02
 | ||
|  | #define PORT_8_BITS               0x03
 | ||
|  | 
 | ||
|  |     UINT8  byte_size; | ||
|  | 
 | ||
|  | #define PORT_ONESTOPBIT           0x00
 | ||
|  | #define PORT_ONE5STOPBITS         0x01
 | ||
|  |     UINT8   stop_bits; | ||
|  | 
 | ||
|  | #define PORT_PARITY_NO            0x00
 | ||
|  | #define PORT_PARITY_YES           0x01
 | ||
|  |     UINT8   parity; | ||
|  | 
 | ||
|  | #define PORT_ODD_PARITY           0x00
 | ||
|  | #define PORT_EVEN_PARITY          0x01
 | ||
|  | #define PORT_MARK_PARITY          0x02
 | ||
|  | #define PORT_SPACE_PARITY         0x03
 | ||
|  | 
 | ||
|  |     UINT8   parity_type; | ||
|  | 
 | ||
|  | #define PORT_FC_OFF               0x00
 | ||
|  | #define PORT_FC_XONXOFF_ON_INPUT  0x01
 | ||
|  | #define PORT_FC_XONXOFF_ON_OUTPUT 0x02
 | ||
|  | #define PORT_FC_CTS_ON_INPUT      0x04
 | ||
|  | #define PORT_FC_CTS_ON_OUTPUT     0x08
 | ||
|  | #define PORT_FC_DSR_ON_INPUT      0x10
 | ||
|  | #define PORT_FC_DSR_ON_OUTPUT     0x20
 | ||
|  | 
 | ||
|  |     UINT8 fc_type; | ||
|  | 
 | ||
|  |     UINT8 rx_char1; | ||
|  | 
 | ||
|  | #define PORT_XON_DC1              0x11
 | ||
|  |     UINT8 xon_char; | ||
|  | 
 | ||
|  | #define PORT_XOFF_DC3             0x13
 | ||
|  |     UINT8 xoff_char; | ||
|  | 
 | ||
|  | } tPORT_STATE; | ||
|  | 
 | ||
|  | 
 | ||
|  | /*
 | ||
|  | ** Define the callback function prototypes.  Parameters are specific | ||
|  | ** to each event and are described bellow | ||
|  | */ | ||
|  | typedef int  (tPORT_DATA_CALLBACK) (UINT16 port_handle, void *p_data, UINT16 len); | ||
|  | 
 | ||
|  | #define DATA_CO_CALLBACK_TYPE_INCOMING          1
 | ||
|  | #define DATA_CO_CALLBACK_TYPE_OUTGOING_SIZE     2
 | ||
|  | #define DATA_CO_CALLBACK_TYPE_OUTGOING          3
 | ||
|  | typedef int  (tPORT_DATA_CO_CALLBACK) (UINT16 port_handle, UINT8 *p_buf, UINT16 len, int type); | ||
|  | 
 | ||
|  | typedef void (tPORT_CALLBACK) (UINT32 code, UINT16 port_handle); | ||
|  | 
 | ||
|  | /*
 | ||
|  | ** Define events that registered application can receive in the callback | ||
|  | */ | ||
|  | 
 | ||
|  | #define PORT_EV_RXCHAR  0x00000001   /* Any Character received */
 | ||
|  | #define PORT_EV_RXFLAG  0x00000002   /* Received certain character */
 | ||
|  | #define PORT_EV_TXEMPTY 0x00000004   /* Transmitt Queue Empty */
 | ||
|  | #define PORT_EV_CTS     0x00000008   /* CTS changed state */
 | ||
|  | #define PORT_EV_DSR     0x00000010   /* DSR changed state */
 | ||
|  | #define PORT_EV_RLSD    0x00000020   /* RLSD changed state */
 | ||
|  | #define PORT_EV_BREAK   0x00000040   /* BREAK received */
 | ||
|  | #define PORT_EV_ERR     0x00000080   /* Line status error occurred */
 | ||
|  | #define PORT_EV_RING    0x00000100   /* Ring signal detected */
 | ||
|  | #define PORT_EV_CTSS    0x00000400   /* CTS state */
 | ||
|  | #define PORT_EV_DSRS    0x00000800   /* DSR state */
 | ||
|  | #define PORT_EV_RLSDS   0x00001000   /* RLSD state */
 | ||
|  | #define PORT_EV_OVERRUN 0x00002000   /* receiver buffer overrun */
 | ||
|  | #define PORT_EV_TXCHAR  0x00004000   /* Any character transmitted */
 | ||
|  | 
 | ||
|  | #define PORT_EV_CONNECTED    0x00000200  /* RFCOMM connection established */
 | ||
|  | #define PORT_EV_CONNECT_ERR  0x00008000  /* Was not able to establish connection */
 | ||
|  | /* or disconnected */ | ||
|  | #define PORT_EV_FC      0x00010000   /* data flow enabled flag changed by remote */
 | ||
|  | #define PORT_EV_FCS     0x00020000   /* data flow enable status true = enabled */
 | ||
|  | 
 | ||
|  | /*
 | ||
|  | ** To register for events application should provide bitmask with | ||
|  | ** corresponding bit set | ||
|  | */ | ||
|  | 
 | ||
|  | #define PORT_MASK_ALL             (PORT_EV_RXCHAR | PORT_EV_TXEMPTY | PORT_EV_CTS | \
 | ||
|  |                                    PORT_EV_DSR | PORT_EV_RLSD | PORT_EV_BREAK | \ | ||
|  |                                    PORT_EV_ERR | PORT_EV_RING | PORT_EV_CONNECT_ERR | \ | ||
|  |                                    PORT_EV_DSRS | PORT_EV_CTSS | PORT_EV_RLSDS | \ | ||
|  |                                    PORT_EV_RXFLAG | PORT_EV_TXCHAR | PORT_EV_OVERRUN | \ | ||
|  |                                    PORT_EV_FC | PORT_EV_FCS | PORT_EV_CONNECTED) | ||
|  | 
 | ||
|  | 
 | ||
|  | /*
 | ||
|  | ** Define port result codes | ||
|  | */ | ||
|  | #define PORT_SUCCESS                0
 | ||
|  | 
 | ||
|  | #define PORT_ERR_BASE               0
 | ||
|  | 
 | ||
|  | #define PORT_UNKNOWN_ERROR          (PORT_ERR_BASE + 1)
 | ||
|  | #define PORT_ALREADY_OPENED         (PORT_ERR_BASE + 2)
 | ||
|  | #define PORT_CMD_PENDING            (PORT_ERR_BASE + 3)
 | ||
|  | #define PORT_APP_NOT_REGISTERED     (PORT_ERR_BASE + 4)
 | ||
|  | #define PORT_NO_MEM                 (PORT_ERR_BASE + 5)
 | ||
|  | #define PORT_NO_RESOURCES           (PORT_ERR_BASE + 6)
 | ||
|  | #define PORT_BAD_BD_ADDR            (PORT_ERR_BASE + 7)
 | ||
|  | #define PORT_BAD_HANDLE             (PORT_ERR_BASE + 9)
 | ||
|  | #define PORT_NOT_OPENED             (PORT_ERR_BASE + 10)
 | ||
|  | #define PORT_LINE_ERR               (PORT_ERR_BASE + 11)
 | ||
|  | #define PORT_START_FAILED           (PORT_ERR_BASE + 12)
 | ||
|  | #define PORT_PAR_NEG_FAILED         (PORT_ERR_BASE + 13)
 | ||
|  | #define PORT_PORT_NEG_FAILED        (PORT_ERR_BASE + 14)
 | ||
|  | #define PORT_SEC_FAILED             (PORT_ERR_BASE + 15)
 | ||
|  | #define PORT_PEER_CONNECTION_FAILED (PORT_ERR_BASE + 16)
 | ||
|  | #define PORT_PEER_FAILED            (PORT_ERR_BASE + 17)
 | ||
|  | #define PORT_PEER_TIMEOUT           (PORT_ERR_BASE + 18)
 | ||
|  | #define PORT_CLOSED                 (PORT_ERR_BASE + 19)
 | ||
|  | #define PORT_TX_FULL                (PORT_ERR_BASE + 20)
 | ||
|  | #define PORT_LOCAL_CLOSED           (PORT_ERR_BASE + 21)
 | ||
|  | #define PORT_LOCAL_TIMEOUT          (PORT_ERR_BASE + 22)
 | ||
|  | #define PORT_TX_QUEUE_DISABLED      (PORT_ERR_BASE + 23)
 | ||
|  | #define PORT_PAGE_TIMEOUT           (PORT_ERR_BASE + 24)
 | ||
|  | #define PORT_INVALID_SCN            (PORT_ERR_BASE + 25)
 | ||
|  | 
 | ||
|  | #define PORT_ERR_MAX                (PORT_ERR_BASE + 26)
 | ||
|  | 
 | ||
|  | /*****************************************************************************
 | ||
|  | **  External Function Declarations | ||
|  | *****************************************************************************/ | ||
|  | #ifdef __cplusplus
 | ||
|  | extern "C" | ||
|  | { | ||
|  | #endif
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         RFCOMM_CreateConnection | ||
|  | ** | ||
|  | ** Description      RFCOMM_CreateConnection function is used from the application | ||
|  | **                  to establish serial port connection to the peer device, | ||
|  | **                  or allow RFCOMM to accept a connection from the peer | ||
|  | **                  application. | ||
|  | ** | ||
|  | ** Parameters:      scn          - Service Channel Number as registered with | ||
|  | **                                 the SDP (server) or obtained using SDP from | ||
|  | **                                 the peer device (client). | ||
|  | **                  is_server    - TRUE if requesting application is a server | ||
|  | **                  mtu          - Maximum frame size the application can accept | ||
|  | **                  bd_addr      - BD_ADDR of the peer (client) | ||
|  | **                  mask         - specifies events to be enabled.  A value | ||
|  | **                                 of zero disables all events. | ||
|  | **                  p_handle     - OUT pointer to the handle. | ||
|  | **                  p_mgmt_cb    - pointer to callback function to receive | ||
|  | **                                 connection up/down events. | ||
|  | ** Notes: | ||
|  | ** | ||
|  | ** Server can call this function with the same scn parameter multiple times if | ||
|  | ** it is ready to accept multiple simulteneous connections. | ||
|  | ** | ||
|  | ** DLCI for the connection is (scn * 2 + 1) if client originates connection on | ||
|  | ** existing none initiator multiplexer channel.  Otherwise it is (scn * 2). | ||
|  | ** For the server DLCI can be changed later if client will be calling it using | ||
|  | ** (scn * 2 + 1) dlci. | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int RFCOMM_CreateConnection (UINT16 uuid, UINT8 scn, | ||
|  |                                     BOOLEAN is_server, UINT16 mtu, | ||
|  |                                     BD_ADDR bd_addr, UINT16 *p_handle, | ||
|  |                                     tPORT_CALLBACK *p_mgmt_cb); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         RFCOMM_RemoveConnection | ||
|  | ** | ||
|  | ** Description      This function is called to close the specified connection. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle of the port returned in the Open | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int RFCOMM_RemoveConnection (UINT16 handle); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         RFCOMM_RemoveServer | ||
|  | ** | ||
|  | ** Description      This function is called to close the server port. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int RFCOMM_RemoveServer (UINT16 handle); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_SetEventCallback | ||
|  | ** | ||
|  | ** Description      Set event callback the specified connection. | ||
|  | ** | ||
|  | ** Parameters:      handle       - Handle of the port returned in the Open | ||
|  | **                  p_callback   - address of the callback function which should | ||
|  | **                                 be called from the RFCOMM when an event | ||
|  | **                                 specified in the mask occurs. | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_SetEventCallback (UINT16 port_handle, | ||
|  |                                   tPORT_CALLBACK *p_port_cb); | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_ClearKeepHandleFlag | ||
|  | ** | ||
|  | ** Description      This function is called to clear the keep handle flag | ||
|  | **                  which will cause not to keep the port handle open when closed | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | int PORT_ClearKeepHandleFlag (UINT16 port_handle); | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_SetEventCallback | ||
|  | ** | ||
|  | ** Description      Set event data callback the specified connection. | ||
|  | ** | ||
|  | ** Parameters:      handle       - Handle of the port returned in the Open | ||
|  | **                  p_callback   - address of the callback function which should | ||
|  | **                                 be called from the RFCOMM when a data | ||
|  | **                                 packet is received. | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_SetDataCallback (UINT16 port_handle, | ||
|  |                                  tPORT_DATA_CALLBACK *p_cb); | ||
|  | 
 | ||
|  | extern int PORT_SetDataCOCallback (UINT16 port_handle, tPORT_DATA_CO_CALLBACK *p_port_cb); | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_SetEventMask | ||
|  | ** | ||
|  | ** Description      This function is called to close the specified connection. | ||
|  | ** | ||
|  | ** Parameters:      handle - Handle of the port returned in the Open | ||
|  | **                  mask   - specifies events to be enabled.  A value | ||
|  | **                           of zero disables all events. | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_SetEventMask (UINT16 port_handle, UINT32 mask); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_CheckConnection | ||
|  | ** | ||
|  | ** Description      This function returns PORT_SUCCESS if connection referenced | ||
|  | **                  by handle is up and running | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle of the port returned in the Open | ||
|  | **                  bd_addr    - OUT bd_addr of the peer | ||
|  | **                  p_lcid     - OUT L2CAP's LCID | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_CheckConnection (UINT16 handle, BD_ADDR bd_addr, | ||
|  |                                  UINT16 *p_lcid); | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_IsOpening | ||
|  | ** | ||
|  | ** Description      This function returns TRUE if there is any RFCOMM connection | ||
|  | **                  opening in process. | ||
|  | ** | ||
|  | ** Parameters:      TRUE if any connection opening is found | ||
|  | **                  bd_addr    - bd_addr of the peer | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern BOOLEAN PORT_IsOpening (BD_ADDR bd_addr); | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_SetState | ||
|  | ** | ||
|  | ** Description      This function configures connection according to the | ||
|  | **                  specifications in the tPORT_STATE structure. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  p_settings - Pointer to a tPORT_STATE structure containing | ||
|  | **                               configuration information for the connection. | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_SetState (UINT16 handle, tPORT_STATE *p_settings); | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_GetRxQueueCnt | ||
|  | ** | ||
|  | ** Description      This function return number of buffers on the rx queue. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  p_rx_queue_count - Pointer to return queue count in. | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_GetRxQueueCnt (UINT16 handle, UINT16 *p_rx_queue_count); | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_GetState | ||
|  | ** | ||
|  | ** Description      This function is called to fill tPORT_STATE structure | ||
|  | **                  with the current control settings for the port | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  p_settings - Pointer to a tPORT_STATE structure in which | ||
|  | **                               configuration information is returned. | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_GetState (UINT16 handle, tPORT_STATE *p_settings); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_Control | ||
|  | ** | ||
|  | ** Description      This function directs a specified connection to pass control | ||
|  | **                  control information to the peer device. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  signal     - specify the function to be passed | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | #define PORT_SET_DTRDSR         0x01
 | ||
|  | #define PORT_CLR_DTRDSR         0x02
 | ||
|  | #define PORT_SET_CTSRTS         0x03
 | ||
|  | #define PORT_CLR_CTSRTS         0x04
 | ||
|  | #define PORT_SET_RI             0x05        /* DCE only */
 | ||
|  | #define PORT_CLR_RI             0x06        /* DCE only */
 | ||
|  | #define PORT_SET_DCD            0x07        /* DCE only */
 | ||
|  | #define PORT_CLR_DCD            0x08        /* DCE only */
 | ||
|  | #define PORT_BREAK              0x09        /* Break event */
 | ||
|  | 
 | ||
|  | extern int PORT_Control (UINT16 handle, UINT8 signal); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_FlowControl | ||
|  | ** | ||
|  | ** Description      This function directs a specified connection to pass | ||
|  | **                  flow control message to the peer device.  Enable flag passed | ||
|  | **                  shows if port can accept more data. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  enable     - enables data flow | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_FlowControl (UINT16 handle, BOOLEAN enable); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_GetModemStatus | ||
|  | ** | ||
|  | ** Description      This function retrieves modem control signals.  Normally | ||
|  | **                  application will call this function after a callback | ||
|  | **                  function is called with notification that one of signals | ||
|  | **                  has been changed. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                               callback. | ||
|  | **                  p_signal   - specify the pointer to control signals info | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | #define PORT_DTRDSR_ON          0x01
 | ||
|  | #define PORT_CTSRTS_ON          0x02
 | ||
|  | #define PORT_RING_ON            0x04
 | ||
|  | #define PORT_DCD_ON             0x08
 | ||
|  | 
 | ||
|  | /*
 | ||
|  | ** Define default initial local modem signals state set after connection established | ||
|  | */ | ||
|  | #define PORT_OBEX_DEFAULT_SIGNAL_STATE  (PORT_DTRDSR_ON | PORT_CTSRTS_ON | PORT_DCD_ON)
 | ||
|  | #define PORT_SPP_DEFAULT_SIGNAL_STATE   (PORT_DTRDSR_ON | PORT_CTSRTS_ON | PORT_DCD_ON)
 | ||
|  | #define PORT_PPP_DEFAULT_SIGNAL_STATE   (PORT_DTRDSR_ON | PORT_CTSRTS_ON | PORT_DCD_ON)
 | ||
|  | #define PORT_DUN_DEFAULT_SIGNAL_STATE   (PORT_DTRDSR_ON | PORT_CTSRTS_ON)
 | ||
|  | 
 | ||
|  | extern int PORT_GetModemStatus (UINT16 handle, UINT8 *p_control_signal); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_ClearError | ||
|  | ** | ||
|  | ** Description      This function retreives information about a communications | ||
|  | **                  error and reports current status of a connection.  The | ||
|  | **                  function should be called when an error occures to clear | ||
|  | **                  the connection error flag and to enable additional read | ||
|  | **                  and write operations. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  p_errors   - pointer of the variable to receive error codes | ||
|  | **                  p_status   - pointer to the tPORT_STATUS structur to receive | ||
|  | **                               connection status | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | 
 | ||
|  | #define PORT_ERR_BREAK      0x01    /* Break condition occured on the peer device */
 | ||
|  | #define PORT_ERR_OVERRUN    0x02    /* Overrun is reported by peer device */
 | ||
|  | #define PORT_ERR_FRAME      0x04    /* Framing error reported by peer device */
 | ||
|  | #define PORT_ERR_RXOVER     0x08    /* Input queue overflow occured */
 | ||
|  | #define PORT_ERR_TXFULL     0x10    /* Output queue overflow occured */
 | ||
|  | 
 | ||
|  | typedef struct { | ||
|  | #define PORT_FLAG_CTS_HOLD  0x01    /* Tx is waiting for CTS signal */
 | ||
|  | #define PORT_FLAG_DSR_HOLD  0x02    /* Tx is waiting for DSR signal */
 | ||
|  | #define PORT_FLAG_RLSD_HOLD 0x04    /* Tx is waiting for RLSD signal */
 | ||
|  | 
 | ||
|  |     UINT16  flags; | ||
|  |     UINT16  in_queue_size;          /* Number of bytes in the input queue */ | ||
|  |     UINT16  out_queue_size;         /* Number of bytes in the output queue */ | ||
|  |     UINT16  mtu_size;               /* peer MTU size */ | ||
|  | } tPORT_STATUS; | ||
|  | 
 | ||
|  | 
 | ||
|  | extern int PORT_ClearError (UINT16 handle, UINT16 *p_errors, | ||
|  |                             tPORT_STATUS *p_status); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_SendError | ||
|  | ** | ||
|  | ** Description      This function send a communications error to the peer device | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  errors     - receive error codes | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_SendError (UINT16 handle, UINT8 errors); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_GetQueueStatus | ||
|  | ** | ||
|  | ** Description      This function reports current status of a connection. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  p_status   - pointer to the tPORT_STATUS structur to receive | ||
|  | **                               connection status | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_GetQueueStatus (UINT16 handle, tPORT_STATUS *p_status); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_Purge | ||
|  | ** | ||
|  | ** Description      This function discards all the data from the output or | ||
|  | **                  input queues of the specified connection. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  purge_flags - specify the action to take. | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | #define PORT_PURGE_TXCLEAR  0x01
 | ||
|  | #define PORT_PURGE_RXCLEAR  0x02
 | ||
|  | 
 | ||
|  | extern int PORT_Purge (UINT16 handle, UINT8 purge_flags); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_Read | ||
|  | ** | ||
|  | ** Description      This function returns the pointer to the buffer received | ||
|  | **                  from the peer device.  Normally application will call this | ||
|  | **                  function after receiving PORT_EVT_RXCHAR event. | ||
|  | **                  Application calling this function is responsible to free | ||
|  | **                  buffer returned. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                                callback. | ||
|  | **                  pp_buf      - pointer to address of buffer with data, | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_Read (UINT16 handle, BT_HDR **pp_buf); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_ReadData | ||
|  | ** | ||
|  | ** Description      Normally application will call this function after receiving | ||
|  | **                  PORT_EVT_RXCHAR event. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                                callback. | ||
|  | **                  p_data      - Data area | ||
|  | **                  max_len     - Byte count requested | ||
|  | **                  p_len       - Byte count received | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_ReadData (UINT16 handle, char *p_data, UINT16 max_len, | ||
|  |                           UINT16 *p_len); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_Write | ||
|  | ** | ||
|  | ** Description      This function to send BT buffer to the peer device. | ||
|  | **                  Application should not free the buffer. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  p_buf       - pointer to the buffer with data, | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_Write (UINT16 handle, BT_HDR *p_buf); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_WriteData | ||
|  | ** | ||
|  | ** Description      This function is called from the legacy application to | ||
|  | **                  send data. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  p_data      - Data area | ||
|  | **                  max_len     - Byte count to write | ||
|  | **                  p_len       - Bytes written | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_WriteData (UINT16 handle, char *p_data, UINT16 max_len, | ||
|  |                            UINT16 *p_len); | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_WriteDataCO | ||
|  | ** | ||
|  | ** Description      Normally not GKI aware application will call this function | ||
|  | **                  to send data to the port by callout functions. | ||
|  | ** | ||
|  | ** Parameters:      handle     - Handle returned in the RFCOMM_CreateConnection | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_WriteDataCO (UINT16 handle, int *p_len); | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_Test | ||
|  | ** | ||
|  | ** Description      Application can call this function to send RFCOMM Test frame | ||
|  | ** | ||
|  | ** Parameters:      handle      - Handle returned in the RFCOMM_CreateConnection | ||
|  | **                  p_data      - Data area | ||
|  | **                  max_len     - Byte count requested | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern int PORT_Test (UINT16 handle, UINT8 *p_data, UINT16 len); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         RFCOMM_Init | ||
|  | ** | ||
|  | ** Description      This function is called to initialize RFCOMM layer | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern void RFCOMM_Init (void); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_SetTraceLevel | ||
|  | ** | ||
|  | ** Description      This function sets the trace level for RFCOMM. If called with | ||
|  | **                  a value of 0xFF, it simply reads the current trace level. | ||
|  | ** | ||
|  | ** Returns          the new (current) trace level | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern UINT8 PORT_SetTraceLevel (UINT8 new_level); | ||
|  | 
 | ||
|  | 
 | ||
|  | /*******************************************************************************
 | ||
|  | ** | ||
|  | ** Function         PORT_GetResultString | ||
|  | ** | ||
|  | ** Description      This function returns the human-readable string for a given | ||
|  | **                  result code. | ||
|  | ** | ||
|  | ** Returns          a pointer to the human-readable string for the given | ||
|  | **                  result. Note that the string returned must not be freed. | ||
|  | ** | ||
|  | *******************************************************************************/ | ||
|  | extern const char *PORT_GetResultString (const uint8_t result_code); | ||
|  | 
 | ||
|  | #ifdef __cplusplus
 | ||
|  | } | ||
|  | #endif
 | ||
|  | 
 | ||
|  | #endif  /* PORT_API_H */
 |