1 /****************************************************************************** 2 * 3 * Copyright (C) 1999-2012 Broadcom Corporation 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 19 /****************************************************************************** 20 * 21 * this file contains the PORT API definitions 22 * 23 ******************************************************************************/ 24 #ifndef PORT_API_H 25 #define PORT_API_H 26 27 #include "bt_target.h" 28 29 /***************************************************************************** 30 ** Constants and Types 31 *****************************************************************************/ 32 33 /* 34 ** Define port settings structure send from the application in the 35 ** set settings request, or to the application in the set settings indication. 36 */ 37 typedef struct 38 { 39 40 #define PORT_BAUD_RATE_2400 0x00 41 #define PORT_BAUD_RATE_4800 0x01 42 #define PORT_BAUD_RATE_7200 0x02 43 #define PORT_BAUD_RATE_9600 0x03 44 #define PORT_BAUD_RATE_19200 0x04 45 #define PORT_BAUD_RATE_38400 0x05 46 #define PORT_BAUD_RATE_57600 0x06 47 #define PORT_BAUD_RATE_115200 0x07 48 #define PORT_BAUD_RATE_230400 0x08 49 50 UINT8 baud_rate; 51 52 #define PORT_5_BITS 0x00 53 #define PORT_6_BITS 0x01 54 #define PORT_7_BITS 0x02 55 #define PORT_8_BITS 0x03 56 57 UINT8 byte_size; 58 59 #define PORT_ONESTOPBIT 0x00 60 #define PORT_ONE5STOPBITS 0x01 61 UINT8 stop_bits; 62 63 #define PORT_PARITY_NO 0x00 64 #define PORT_PARITY_YES 0x01 65 UINT8 parity; 66 67 #define PORT_ODD_PARITY 0x00 68 #define PORT_EVEN_PARITY 0x01 69 #define PORT_MARK_PARITY 0x02 70 #define PORT_SPACE_PARITY 0x03 71 72 UINT8 parity_type; 73 74 #define PORT_FC_OFF 0x00 75 #define PORT_FC_XONXOFF_ON_INPUT 0x01 76 #define PORT_FC_XONXOFF_ON_OUTPUT 0x02 77 #define PORT_FC_CTS_ON_INPUT 0x04 78 #define PORT_FC_CTS_ON_OUTPUT 0x08 79 #define PORT_FC_DSR_ON_INPUT 0x10 80 #define PORT_FC_DSR_ON_OUTPUT 0x20 81 82 UINT8 fc_type; 83 84 UINT8 rx_char1; 85 86 #define PORT_XON_DC1 0x11 87 UINT8 xon_char; 88 89 #define PORT_XOFF_DC3 0x13 90 UINT8 xoff_char; 91 92 } tPORT_STATE; 93 94 95 /* 96 ** Define the callback function prototypes. Parameters are specific 97 ** to each event and are described bellow 98 */ 99 typedef int (tPORT_DATA_CALLBACK) (UINT16 port_handle, void *p_data, UINT16 len); 100 101 #define DATA_CO_CALLBACK_TYPE_INCOMING 1 102 #define DATA_CO_CALLBACK_TYPE_OUTGOING_SIZE 2 103 #define DATA_CO_CALLBACK_TYPE_OUTGOING 3 104 typedef int (tPORT_DATA_CO_CALLBACK) (UINT16 port_handle, UINT8* p_buf, UINT16 len, int type); 105 106 typedef void (tPORT_CALLBACK) (UINT32 code, UINT16 port_handle); 107 108 /* 109 ** Define events that registered application can receive in the callback 110 */ 111 112 #define PORT_EV_RXCHAR 0x00000001 /* Any Character received */ 113 #define PORT_EV_RXFLAG 0x00000002 /* Received certain character */ 114 #define PORT_EV_TXEMPTY 0x00000004 /* Transmitt Queue Empty */ 115 #define PORT_EV_CTS 0x00000008 /* CTS changed state */ 116 #define PORT_EV_DSR 0x00000010 /* DSR changed state */ 117 #define PORT_EV_RLSD 0x00000020 /* RLSD changed state */ 118 #define PORT_EV_BREAK 0x00000040 /* BREAK received */ 119 #define PORT_EV_ERR 0x00000080 /* Line status error occurred */ 120 #define PORT_EV_RING 0x00000100 /* Ring signal detected */ 121 #define PORT_EV_CTSS 0x00000400 /* CTS state */ 122 #define PORT_EV_DSRS 0x00000800 /* DSR state */ 123 #define PORT_EV_RLSDS 0x00001000 /* RLSD state */ 124 #define PORT_EV_OVERRUN 0x00002000 /* receiver buffer overrun */ 125 #define PORT_EV_TXCHAR 0x00004000 /* Any character transmitted */ 126 127 #define PORT_EV_CONNECTED 0x00000200 /* RFCOMM connection established */ 128 #define PORT_EV_CONNECT_ERR 0x00008000 /* Was not able to establish connection */ 129 /* or disconnected */ 130 #define PORT_EV_FC 0x00010000 /* data flow enabled flag changed by remote */ 131 #define PORT_EV_FCS 0x00020000 /* data flow enable status true = enabled */ 132 133 /* 134 ** To register for events application should provide bitmask with 135 ** corresponding bit set 136 */ 137 138 #define PORT_MASK_ALL (PORT_EV_RXCHAR | PORT_EV_TXEMPTY | PORT_EV_CTS | \ 139 PORT_EV_DSR | PORT_EV_RLSD | PORT_EV_BREAK | \ 140 PORT_EV_ERR | PORT_EV_RING | PORT_EV_CONNECT_ERR | \ 141 PORT_EV_DSRS | PORT_EV_CTSS | PORT_EV_RLSDS | \ 142 PORT_EV_RXFLAG | PORT_EV_TXCHAR | PORT_EV_OVERRUN | \ 143 PORT_EV_FC | PORT_EV_FCS | PORT_EV_CONNECTED) 144 145 146 /* 147 ** Define port result codes 148 */ 149 #define PORT_SUCCESS 0 150 151 #define PORT_ERR_BASE 0 152 153 #define PORT_UNKNOWN_ERROR (PORT_ERR_BASE + 1) 154 #define PORT_ALREADY_OPENED (PORT_ERR_BASE + 2) 155 #define PORT_CMD_PENDING (PORT_ERR_BASE + 3) 156 #define PORT_APP_NOT_REGISTERED (PORT_ERR_BASE + 4) 157 #define PORT_NO_MEM (PORT_ERR_BASE + 5) 158 #define PORT_NO_RESOURCES (PORT_ERR_BASE + 6) 159 #define PORT_BAD_BD_ADDR (PORT_ERR_BASE + 7) 160 #define PORT_BAD_HANDLE (PORT_ERR_BASE + 9) 161 #define PORT_NOT_OPENED (PORT_ERR_BASE + 10) 162 #define PORT_LINE_ERR (PORT_ERR_BASE + 11) 163 #define PORT_START_FAILED (PORT_ERR_BASE + 12) 164 #define PORT_PAR_NEG_FAILED (PORT_ERR_BASE + 13) 165 #define PORT_PORT_NEG_FAILED (PORT_ERR_BASE + 14) 166 #define PORT_SEC_FAILED (PORT_ERR_BASE + 15) 167 #define PORT_PEER_CONNECTION_FAILED (PORT_ERR_BASE + 16) 168 #define PORT_PEER_FAILED (PORT_ERR_BASE + 17) 169 #define PORT_PEER_TIMEOUT (PORT_ERR_BASE + 18) 170 #define PORT_CLOSED (PORT_ERR_BASE + 19) 171 #define PORT_TX_FULL (PORT_ERR_BASE + 20) 172 #define PORT_LOCAL_CLOSED (PORT_ERR_BASE + 21) 173 #define PORT_LOCAL_TIMEOUT (PORT_ERR_BASE + 22) 174 #define PORT_TX_QUEUE_DISABLED (PORT_ERR_BASE + 23) 175 #define PORT_PAGE_TIMEOUT (PORT_ERR_BASE + 24) 176 #define PORT_INVALID_SCN (PORT_ERR_BASE + 25) 177 178 179 /***************************************************************************** 180 ** External Function Declarations 181 *****************************************************************************/ 182 #ifdef __cplusplus 183 extern "C" 184 { 185 #endif 186 187 /******************************************************************************* 188 ** 189 ** Function RFCOMM_CreateConnection 190 ** 191 ** Description RFCOMM_CreateConnection function is used from the application 192 ** to establish serial port connection to the peer device, 193 ** or allow RFCOMM to accept a connection from the peer 194 ** application. 195 ** 196 ** Parameters: scn - Service Channel Number as registered with 197 ** the SDP (server) or obtained using SDP from 198 ** the peer device (client). 199 ** is_server - TRUE if requesting application is a server 200 ** mtu - Maximum frame size the application can accept 201 ** bd_addr - BD_ADDR of the peer (client) 202 ** mask - specifies events to be enabled. A value 203 ** of zero disables all events. 204 ** p_handle - OUT pointer to the handle. 205 ** p_mgmt_cb - pointer to callback function to receive 206 ** connection up/down events. 207 ** Notes: 208 ** 209 ** Server can call this function with the same scn parameter multiple times if 210 ** it is ready to accept multiple simulteneous connections. 211 ** 212 ** DLCI for the connection is (scn * 2 + 1) if client originates connection on 213 ** existing none initiator multiplexer channel. Otherwise it is (scn * 2). 214 ** For the server DLCI can be changed later if client will be calling it using 215 ** (scn * 2 + 1) dlci. 216 ** 217 *******************************************************************************/ 218 RFC_API extern int RFCOMM_CreateConnection (UINT16 uuid, UINT8 scn, 219 BOOLEAN is_server, UINT16 mtu, 220 BD_ADDR bd_addr, UINT16 *p_handle, 221 tPORT_CALLBACK *p_mgmt_cb); 222 223 224 /******************************************************************************* 225 ** 226 ** Function RFCOMM_RemoveConnection 227 ** 228 ** Description This function is called to close the specified connection. 229 ** 230 ** Parameters: handle - Handle of the port returned in the Open 231 ** 232 *******************************************************************************/ 233 RFC_API extern int RFCOMM_RemoveConnection (UINT16 handle); 234 235 236 /******************************************************************************* 237 ** 238 ** Function RFCOMM_RemoveServer 239 ** 240 ** Description This function is called to close the server port. 241 ** 242 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 243 ** 244 *******************************************************************************/ 245 RFC_API extern int RFCOMM_RemoveServer (UINT16 handle); 246 247 248 /******************************************************************************* 249 ** 250 ** Function PORT_SetEventCallback 251 ** 252 ** Description Set event callback the specified connection. 253 ** 254 ** Parameters: handle - Handle of the port returned in the Open 255 ** p_callback - address of the callback function which should 256 ** be called from the RFCOMM when an event 257 ** specified in the mask occurs. 258 ** 259 *******************************************************************************/ 260 RFC_API extern int PORT_SetEventCallback (UINT16 port_handle, 261 tPORT_CALLBACK *p_port_cb); 262 263 264 /******************************************************************************* 265 ** 266 ** Function PORT_SetEventCallback 267 ** 268 ** Description Set event data callback the specified connection. 269 ** 270 ** Parameters: handle - Handle of the port returned in the Open 271 ** p_callback - address of the callback function which should 272 ** be called from the RFCOMM when a data 273 ** packet is received. 274 ** 275 *******************************************************************************/ 276 RFC_API extern int PORT_SetDataCallback (UINT16 port_handle, 277 tPORT_DATA_CALLBACK *p_cb); 278 279 RFC_API extern int PORT_SetDataCOCallback (UINT16 port_handle, tPORT_DATA_CO_CALLBACK *p_port_cb); 280 /******************************************************************************* 281 ** 282 ** Function PORT_SetEventMask 283 ** 284 ** Description This function is called to close the specified connection. 285 ** 286 ** Parameters: handle - Handle of the port returned in the Open 287 ** mask - specifies events to be enabled. A value 288 ** of zero disables all events. 289 ** 290 *******************************************************************************/ 291 RFC_API extern int PORT_SetEventMask (UINT16 port_handle, UINT32 mask); 292 293 294 /******************************************************************************* 295 ** 296 ** Function PORT_CheckConnection 297 ** 298 ** Description This function returns PORT_SUCCESS if connection referenced 299 ** by handle is up and running 300 ** 301 ** Parameters: handle - Handle of the port returned in the Open 302 ** bd_addr - OUT bd_addr of the peer 303 ** p_lcid - OUT L2CAP's LCID 304 ** 305 *******************************************************************************/ 306 RFC_API extern int PORT_CheckConnection (UINT16 handle, BD_ADDR bd_addr, 307 UINT16 *p_lcid); 308 309 /******************************************************************************* 310 ** 311 ** Function PORT_IsOpening 312 ** 313 ** Description This function returns TRUE if there is any RFCOMM connection 314 ** opening in process. 315 ** 316 ** Parameters: TRUE if any connection opening is found 317 ** bd_addr - bd_addr of the peer 318 ** 319 *******************************************************************************/ 320 RFC_API extern BOOLEAN PORT_IsOpening (BD_ADDR bd_addr); 321 322 /******************************************************************************* 323 ** 324 ** Function PORT_SetState 325 ** 326 ** Description This function configures connection according to the 327 ** specifications in the tPORT_STATE structure. 328 ** 329 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 330 ** p_settings - Pointer to a tPORT_STATE structure containing 331 ** configuration information for the connection. 332 ** 333 *******************************************************************************/ 334 RFC_API extern int PORT_SetState (UINT16 handle, tPORT_STATE *p_settings); 335 336 /******************************************************************************* 337 ** 338 ** Function PORT_GetRxQueueCnt 339 ** 340 ** Description This function return number of buffers on the rx queue. 341 ** 342 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 343 ** p_rx_queue_count - Pointer to return queue count in. 344 ** 345 *******************************************************************************/ 346 RFC_API extern int PORT_GetRxQueueCnt (UINT16 handle, UINT16 *p_rx_queue_count); 347 348 /******************************************************************************* 349 ** 350 ** Function PORT_GetState 351 ** 352 ** Description This function is called to fill tPORT_STATE structure 353 ** with the current control settings for the port 354 ** 355 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 356 ** p_settings - Pointer to a tPORT_STATE structure in which 357 ** configuration information is returned. 358 ** 359 *******************************************************************************/ 360 RFC_API extern int PORT_GetState (UINT16 handle, tPORT_STATE *p_settings); 361 362 363 /******************************************************************************* 364 ** 365 ** Function PORT_Control 366 ** 367 ** Description This function directs a specified connection to pass control 368 ** control information to the peer device. 369 ** 370 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 371 ** signal - specify the function to be passed 372 ** 373 *******************************************************************************/ 374 #define PORT_SET_DTRDSR 0x01 375 #define PORT_CLR_DTRDSR 0x02 376 #define PORT_SET_CTSRTS 0x03 377 #define PORT_CLR_CTSRTS 0x04 378 #define PORT_SET_RI 0x05 /* DCE only */ 379 #define PORT_CLR_RI 0x06 /* DCE only */ 380 #define PORT_SET_DCD 0x07 /* DCE only */ 381 #define PORT_CLR_DCD 0x08 /* DCE only */ 382 #define PORT_BREAK 0x09 /* Break event */ 383 384 RFC_API extern int PORT_Control (UINT16 handle, UINT8 signal); 385 386 387 /******************************************************************************* 388 ** 389 ** Function PORT_FlowControl 390 ** 391 ** Description This function directs a specified connection to pass 392 ** flow control message to the peer device. Enable flag passed 393 ** shows if port can accept more data. 394 ** 395 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 396 ** enable - enables data flow 397 ** 398 *******************************************************************************/ 399 RFC_API extern int PORT_FlowControl (UINT16 handle, BOOLEAN enable); 400 401 402 /******************************************************************************* 403 ** 404 ** Function PORT_GetModemStatus 405 ** 406 ** Description This function retrieves modem control signals. Normally 407 ** application will call this function after a callback 408 ** function is called with notification that one of signals 409 ** has been changed. 410 ** 411 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 412 ** callback. 413 ** p_signal - specify the pointer to control signals info 414 ** 415 *******************************************************************************/ 416 #define PORT_DTRDSR_ON 0x01 417 #define PORT_CTSRTS_ON 0x02 418 #define PORT_RING_ON 0x04 419 #define PORT_DCD_ON 0x08 420 421 /* 422 ** Define default initial local modem signals state set after connection established 423 */ 424 #define PORT_OBEX_DEFAULT_SIGNAL_STATE (PORT_DTRDSR_ON | PORT_CTSRTS_ON | PORT_DCD_ON) 425 #define PORT_SPP_DEFAULT_SIGNAL_STATE (PORT_DTRDSR_ON | PORT_CTSRTS_ON | PORT_DCD_ON) 426 #define PORT_PPP_DEFAULT_SIGNAL_STATE (PORT_DTRDSR_ON | PORT_CTSRTS_ON | PORT_DCD_ON) 427 #define PORT_DUN_DEFAULT_SIGNAL_STATE (PORT_DTRDSR_ON | PORT_CTSRTS_ON) 428 429 RFC_API extern int PORT_GetModemStatus (UINT16 handle, UINT8 *p_control_signal); 430 431 432 /******************************************************************************* 433 ** 434 ** Function PORT_ClearError 435 ** 436 ** Description This function retreives information about a communications 437 ** error and reports current status of a connection. The 438 ** function should be called when an error occures to clear 439 ** the connection error flag and to enable additional read 440 ** and write operations. 441 ** 442 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 443 ** p_errors - pointer of the variable to receive error codes 444 ** p_status - pointer to the tPORT_STATUS structur to receive 445 ** connection status 446 ** 447 *******************************************************************************/ 448 449 #define PORT_ERR_BREAK 0x01 /* Break condition occured on the peer device */ 450 #define PORT_ERR_OVERRUN 0x02 /* Overrun is reported by peer device */ 451 #define PORT_ERR_FRAME 0x04 /* Framing error reported by peer device */ 452 #define PORT_ERR_RXOVER 0x08 /* Input queue overflow occured */ 453 #define PORT_ERR_TXFULL 0x10 /* Output queue overflow occured */ 454 455 typedef struct 456 { 457 #define PORT_FLAG_CTS_HOLD 0x01 /* Tx is waiting for CTS signal */ 458 #define PORT_FLAG_DSR_HOLD 0x02 /* Tx is waiting for DSR signal */ 459 #define PORT_FLAG_RLSD_HOLD 0x04 /* Tx is waiting for RLSD signal */ 460 461 UINT16 flags; 462 UINT16 in_queue_size; /* Number of bytes in the input queue */ 463 UINT16 out_queue_size; /* Number of bytes in the output queue */ 464 UINT16 mtu_size; /* peer MTU size */ 465 } tPORT_STATUS; 466 467 468 RFC_API extern int PORT_ClearError (UINT16 handle, UINT16 *p_errors, 469 tPORT_STATUS *p_status); 470 471 472 /******************************************************************************* 473 ** 474 ** Function PORT_SendError 475 ** 476 ** Description This function send a communications error to the peer device 477 ** 478 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 479 ** errors - receive error codes 480 ** 481 *******************************************************************************/ 482 RFC_API extern int PORT_SendError (UINT16 handle, UINT8 errors); 483 484 485 /******************************************************************************* 486 ** 487 ** Function PORT_GetQueueStatus 488 ** 489 ** Description This function reports current status of a connection. 490 ** 491 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 492 ** p_status - pointer to the tPORT_STATUS structur to receive 493 ** connection status 494 ** 495 *******************************************************************************/ 496 RFC_API extern int PORT_GetQueueStatus (UINT16 handle, tPORT_STATUS *p_status); 497 498 499 /******************************************************************************* 500 ** 501 ** Function PORT_Purge 502 ** 503 ** Description This function discards all the data from the output or 504 ** input queues of the specified connection. 505 ** 506 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 507 ** purge_flags - specify the action to take. 508 ** 509 *******************************************************************************/ 510 #define PORT_PURGE_TXCLEAR 0x01 511 #define PORT_PURGE_RXCLEAR 0x02 512 513 RFC_API extern int PORT_Purge (UINT16 handle, UINT8 purge_flags); 514 515 516 /******************************************************************************* 517 ** 518 ** Function PORT_Read 519 ** 520 ** Description This function returns the pointer to the buffer received 521 ** from the peer device. Normally application will call this 522 ** function after receiving PORT_EVT_RXCHAR event. 523 ** Application calling this function is responsible to free 524 ** buffer returned. 525 ** 526 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 527 ** callback. 528 ** pp_buf - pointer to address of buffer with data, 529 ** 530 *******************************************************************************/ 531 RFC_API extern int PORT_Read (UINT16 handle, BT_HDR **pp_buf); 532 533 534 /******************************************************************************* 535 ** 536 ** Function PORT_ReadData 537 ** 538 ** Description Normally application will call this function after receiving 539 ** PORT_EVT_RXCHAR event. 540 ** 541 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 542 ** callback. 543 ** p_data - Data area 544 ** max_len - Byte count requested 545 ** p_len - Byte count received 546 ** 547 *******************************************************************************/ 548 RFC_API extern int PORT_ReadData (UINT16 handle, char *p_data, UINT16 max_len, 549 UINT16 *p_len); 550 551 552 /******************************************************************************* 553 ** 554 ** Function PORT_Write 555 ** 556 ** Description This function to send BT buffer to the peer device. 557 ** Application should not free the buffer. 558 ** 559 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 560 ** p_buf - pointer to the buffer with data, 561 ** 562 *******************************************************************************/ 563 RFC_API extern int PORT_Write (UINT16 handle, BT_HDR *p_buf); 564 565 566 /******************************************************************************* 567 ** 568 ** Function PORT_WriteData 569 ** 570 ** Description This function is called from the legacy application to 571 ** send data. 572 ** 573 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 574 ** p_data - Data area 575 ** max_len - Byte count to write 576 ** p_len - Bytes written 577 ** 578 *******************************************************************************/ 579 RFC_API extern int PORT_WriteData (UINT16 handle, char *p_data, UINT16 max_len, 580 UINT16 *p_len); 581 582 /******************************************************************************* 583 ** 584 ** Function PORT_WriteDataCO 585 ** 586 ** Description Normally not GKI aware application will call this function 587 ** to send data to the port by callout functions. 588 ** 589 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 590 ** 591 *******************************************************************************/ 592 RFC_API extern int PORT_WriteDataCO (UINT16 handle, int* p_len); 593 594 /******************************************************************************* 595 ** 596 ** Function PORT_Test 597 ** 598 ** Description Application can call this function to send RFCOMM Test frame 599 ** 600 ** Parameters: handle - Handle returned in the RFCOMM_CreateConnection 601 ** p_data - Data area 602 ** max_len - Byte count requested 603 ** 604 *******************************************************************************/ 605 RFC_API extern int PORT_Test (UINT16 handle, UINT8 *p_data, UINT16 len); 606 607 608 /******************************************************************************* 609 ** 610 ** Function RFCOMM_Init 611 ** 612 ** Description This function is called to initialize RFCOMM layer 613 ** 614 *******************************************************************************/ 615 RFC_API extern void RFCOMM_Init (void); 616 617 618 /******************************************************************************* 619 ** 620 ** Function PORT_SetTraceLevel 621 ** 622 ** Description This function sets the trace level for RFCOMM. If called with 623 ** a value of 0xFF, it simply reads the current trace level. 624 ** 625 ** Returns the new (current) trace level 626 ** 627 *******************************************************************************/ 628 RFC_API extern UINT8 PORT_SetTraceLevel (UINT8 new_level); 629 630 631 #ifdef __cplusplus 632 } 633 #endif 634 635 #endif /* PORT_API_H */ 636
