15738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 25738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 35738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Copyright (C) 2009-2012 Broadcom Corporation 45738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 55738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 65738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * you may not use this file except in compliance with the License. 75738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * You may obtain a copy of the License at: 85738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 95738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * See the License for the specific language governing permissions and 155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * limitations under the License. 165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ******************************************************************************/ 185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/************************************************************************************ 205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Filename: btif_pan.c 225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Description: PAN Profile Bluetooth Interface 245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ***********************************************************************************/ 275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <hardware/bluetooth.h> 285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <hardware/bt_pan.h> 295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <signal.h> 305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <ctype.h> 315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <sys/select.h> 325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <sys/poll.h> 335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <sys/ioctl.h> 345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <netinet/in.h> 355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <netdb.h> 365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <stdio.h> 375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <errno.h> 385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <fcntl.h> 395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <sys/socket.h> 405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <sys/wait.h> 415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <net/if.h> 425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <linux/sockios.h> 435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <sys/prctl.h> 445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <linux/if.h> 455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <linux/if_tun.h> 465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <linux/if_ether.h> 475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#define LOG_TAG "BTIF_PAN" 495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "btif_common.h" 505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "btif_util.h" 515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "btm_api.h" 525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "bd.h" 535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "bta_api.h" 555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "bta_pan_api.h" 565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "btif_sock_thread.h" 575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "btif_sock_util.h" 585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "btif_pan_internal.h" 595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project//#define PANU_DISABLED TRUE 615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#if (PAN_NAP_DISABLED == TRUE) && (PANU_DISABLED == TRUE) 635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#define BTPAN_LOCAL_ROLE BTPAN_ROLE_NONE 645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#elif PAN_NAP_DISABLED == TRUE 655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#define BTPAN_LOCAL_ROLE BTPAN_ROLE_PANU 665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#elif PANU_DISABLED == TRUE 675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#define BTPAN_LOCAL_ROLE BTPAN_ROLE_PANNAP 685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#else 695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#define BTPAN_LOCAL_ROLE (BTPAN_ROLE_PANU | BTPAN_ROLE_PANNAP) 705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 72689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project#define asrt(s) if(!(s)) BTIF_TRACE_ERROR3("btif_pan: ## %s assert %s failed at line:%d ##",__FUNCTION__, #s, __LINE__) 735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectbtpan_cb_t btpan_cb; 755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source ProjectBD_ADDR local_addr; 775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic int jni_initialized, stack_initialized; 785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic bt_status_t btpan_jni_init(const btpan_callbacks_t* callbacks); 795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btpan_jni_cleanup(); 805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic bt_status_t btpan_connect(const bt_bdaddr_t *bd_addr, int local_role, int remote_role); 815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic bt_status_t btpan_disconnect(const bt_bdaddr_t *bd_addr); 825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic bt_status_t btpan_enable(int local_role); 835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic int btpan_get_local_role(void); 845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btpan_tap_fd_signaled(int fd, int type, int flags, uint32_t user_id); 865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btpan_cleanup_conn(btpan_conn_t* conn); 875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void bta_pan_callback(tBTA_PAN_EVT event, tBTA_PAN *p_data); 885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ** 905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ** Function btpan_ini 915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ** 925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ** Description initializes the pan interface 935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ** 945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ** Returns bt_status_t 955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ** 965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project *******************************************************************************/ 975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic btpan_interface_t pan_if = { 985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project sizeof(pan_if), 995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_jni_init, 1005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_enable, 1015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_get_local_role, 1025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_connect, 1035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_disconnect, 1045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_jni_cleanup 1055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project}; 1065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectbtpan_interface_t *btif_pan_get_interface() 1075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return &pan_if; 1095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid btif_pan_init() 1115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 112689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG2("jni_initialized = %d, btpan_cb.enabled:%d", jni_initialized, btpan_cb.enabled); 1135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project stack_initialized = TRUE; 1145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (jni_initialized && !btpan_cb.enabled) 1155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 116689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG0("Enabling PAN...."); 1175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&btpan_cb, 0, sizeof(btpan_cb)); 1185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_cb.tap_fd = -1; 1195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int i; 1205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project for(i = 0; i < MAX_PAN_CONNS; i++) 1215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_cleanup_conn(&btpan_cb.conns[i]); 1225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_PanEnable(bta_pan_callback); 1235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_cb.enabled = 1; 1245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_enable(BTPAN_LOCAL_ROLE); 1255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void pan_disable() 1285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(btpan_cb.enabled) 1305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_cb.enabled = 0; 1325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_PanDisable(); 1335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(btpan_cb.tap_fd != -1) 1345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project destroy_tap_read_thread(); 1365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_tap_close(btpan_cb.tap_fd); 1375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_cb.tap_fd = -1; 1385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid btif_pan_cleanup() 1425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(stack_initialized) 1445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project //bt is shuting down, invalid all bta pan handles 1465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int i; 1475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project for(i = 0; i < MAX_PAN_CONNS; i++) 1485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_cleanup_conn(&btpan_cb.conns[i]); 1495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project pan_disable(); 1505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project stack_initialized = FALSE; 1525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic btpan_callbacks_t callback; 1555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic bt_status_t btpan_jni_init(const btpan_callbacks_t* callbacks) 1565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 157689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG2("stack_initialized = %d, btpan_cb.enabled:%d", stack_initialized, btpan_cb.enabled); 1585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project jni_initialized = TRUE; 1595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(stack_initialized && !btpan_cb.enabled) 1605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btif_pan_init(); 1615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project callback = *callbacks; 1625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return BT_STATUS_SUCCESS; 1635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btpan_jni_cleanup() 1665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project pan_disable(); 1685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project jni_initialized = FALSE; 1695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic inline int bta_role_to_btpan(int bta_pan_role) 1715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int btpan_role = 0; 173689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG1("bta_pan_role:0x%x", bta_pan_role); 1745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(bta_pan_role & PAN_ROLE_NAP_SERVER) 1755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_role |= BTPAN_ROLE_PANNAP; 1775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(bta_pan_role & PAN_ROLE_CLIENT) 1795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_role |= BTPAN_ROLE_PANU; 1815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return btpan_role; 1835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic inline int btpan_role_to_bta(int btpan_role) 1855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int bta_pan_role = PAN_ROLE_INACTIVE; 187689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG1("btpan_role:0x%x", btpan_role); 1885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(btpan_role & BTPAN_ROLE_PANNAP) 1895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_pan_role |= PAN_ROLE_NAP_SERVER; 1915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(btpan_role & BTPAN_ROLE_PANU) 1935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_pan_role |= PAN_ROLE_CLIENT; 1955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 1965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return bta_pan_role; 1975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 1985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic volatile int btpan_dev_local_role; 1995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic tBTA_PAN_ROLE_INFO bta_panu_info = {PANU_SERVICE_NAME, 0, PAN_SECURITY}; 2005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic tBTA_PAN_ROLE_INFO bta_pan_nap_info = {PAN_NAP_SERVICE_NAME, 0, PAN_SECURITY}; 2015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic bt_status_t btpan_enable(int local_role) 2035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int bta_pan_role; 205689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG1("local_role:%d", local_role); 2065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_pan_role = btpan_role_to_bta(local_role); 2075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_PanSetRole(bta_pan_role, &bta_panu_info, NULL, &bta_pan_nap_info); 2085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_dev_local_role = local_role; 2095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return BT_STATUS_SUCCESS; 2105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic int btpan_get_local_role() 2125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 213689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG1("btpan_dev_local_role:%d", btpan_dev_local_role); 2145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return btpan_dev_local_role; 2155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic bt_status_t btpan_connect(const bt_bdaddr_t *bd_addr, int local_role, int remote_role) 2175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 218689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG2("local_role:%d, remote_role:%d", local_role, remote_role); 2195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int bta_local_role = btpan_role_to_bta(local_role); 2205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int bta_remote_role = btpan_role_to_bta(remote_role); 2215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_new_conn(-1, bd_addr->address, bta_local_role, bta_remote_role); 2225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_PanOpen((UINT8*)bd_addr->address, bta_local_role, bta_remote_role); 2235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return BT_STATUS_SUCCESS; 2245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btif_in_pan_generic_evt(UINT16 event, char *p_param) 2265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTIF_TRACE_EVENT2("%s: event=%d", __FUNCTION__, event); 2285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch (event) { 2295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTIF_PAN_CB_DISCONNECTING: 2305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bt_bdaddr_t *bd_addr = (bt_bdaddr_t*)p_param; 2325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_conn_t* conn = btpan_find_conn_addr(bd_addr->address); 2335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int btpan_conn_local_role; 2345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int btpan_remote_role; 2355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project asrt(conn != NULL); 2365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (conn) { 2375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_conn_local_role = bta_role_to_btpan(conn->local_role); 2385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_remote_role = bta_role_to_btpan(conn->remote_role); 2395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project callback.connection_state_cb(BTPAN_STATE_DISCONNECTING, BT_STATUS_SUCCESS, 2405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (const bt_bdaddr_t*)conn->peer, btpan_conn_local_role, btpan_remote_role); 2415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } break; 2435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 2445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTIF_TRACE_WARNING2("%s : Unknown event 0x%x", __FUNCTION__, event); 2465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 2485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic bt_status_t btpan_disconnect(const bt_bdaddr_t *bd_addr) 2515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_conn_t* conn = btpan_find_conn_addr(bd_addr->address); 2535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(conn && conn->handle >= 0) 2545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_PanClose(conn->handle); 2565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* Inform the application that the disconnect has been initiated successfully */ 2575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btif_transfer_context(btif_in_pan_generic_evt, BTIF_PAN_CB_DISCONNECTING, 2585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (char *)bd_addr, sizeof(bt_bdaddr_t), NULL); 2595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return BT_STATUS_SUCCESS; 2605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return BT_STATUS_FAIL; 2625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic int pth = -1; 2645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid create_tap_read_thread(int tap_fd) 2655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(pth < 0) 2675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project pth = btsock_thread_create(btpan_tap_fd_signaled, NULL); 2695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(pth >= 0) 2705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btsock_thread_add_fd(pth, tap_fd, 0, SOCK_THREAD_FD_RD, 0); 2715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid destroy_tap_read_thread(void) 2745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(pth >= 0) 2765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btsock_thread_exit(pth); 2785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project pth = -1; 2795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic int tap_if_up(const char *devname, BD_ADDR addr) 2825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 2835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project struct ifreq ifr; 2845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int sk, err; 2855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project sk = socket(AF_INET, SOCK_DGRAM, 0); 2875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project //set mac addr 2895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&ifr, 0, sizeof(ifr)); 2905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project strncpy(ifr.ifr_name, devname, IFNAMSIZ - 1); 2915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project err = ioctl(sk, SIOCGIFHWADDR, &ifr); 2925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(err < 0) 2935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 294689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_ERROR2("Could not get network hardware for interface:%s, errno:%s", devname, strerror(errno)); 2955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project close(sk); 2965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return -1; 2975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 298689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("found mac address for interface:%s = %02x:%02x:%02x:%02x:%02x:%02x", devname, */ 299689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* ifr.ifr_hwaddr.sa_data[0], ifr.ifr_hwaddr.sa_data[1], ifr.ifr_hwaddr.sa_data[2], */ 300689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* ifr.ifr_hwaddr.sa_data[3], ifr.ifr_hwaddr.sa_data[4], ifr.ifr_hwaddr.sa_data[5]); */ 3015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project strncpy(ifr.ifr_name, devname, IFNAMSIZ - 1); 3025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(ifr.ifr_hwaddr.sa_data, addr, 6); 303689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("setting bt address for interface:%s = %02x:%02x:%02x:%02x:%02x:%02x", devname, */ 304689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* ifr.ifr_hwaddr.sa_data[0], ifr.ifr_hwaddr.sa_data[1], ifr.ifr_hwaddr.sa_data[2], */ 305689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* ifr.ifr_hwaddr.sa_data[3], ifr.ifr_hwaddr.sa_data[4], ifr.ifr_hwaddr.sa_data[5]); */ 3065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project err = ioctl(sk, SIOCSIFHWADDR, (caddr_t)&ifr); 3085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (err < 0) { 310689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_ERROR2("Could not set bt address for interface:%s, errno:%s", devname, strerror(errno)); 3115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project close(sk); 3125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return -1; 3135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 3145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project //bring it up 3165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&ifr, 0, sizeof(ifr)); 3175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project strncpy(ifr.ifr_name, devname, IF_NAMESIZE - 1); 3185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ifr.ifr_flags |= IFF_UP; 3205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ifr.ifr_flags |= IFF_MULTICAST; 3215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project err = ioctl(sk, SIOCSIFFLAGS, (caddr_t) &ifr); 3235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (err < 0) { 326689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_ERROR2("Could not bring up network interface:%s, errno:%d", devname, errno); 3275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project close(sk); 3285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return -1; 3295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 3305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project close(sk); 331689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG1("network interface: %s is up", devname); 3325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return 0; 3335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic int tap_if_down(const char *devname) 3365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 3375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project struct ifreq ifr; 3385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int sk, err; 3395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project sk = socket(AF_INET, SOCK_DGRAM, 0); 3415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&ifr, 0, sizeof(ifr)); 3435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project strncpy(ifr.ifr_name, devname, IF_NAMESIZE - 1); 3445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ifr.ifr_flags &= ~IFF_UP; 3465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project err = ioctl(sk, SIOCSIFFLAGS, (caddr_t) &ifr); 3485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project close(sk); 3505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return 0; 3525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectint btpan_tap_open() 3545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 3555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project struct ifreq ifr; 3565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int fd, err; 3575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project const char *clonedev = "/dev/tun"; 3585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* open the clone device */ 3605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project //system("insmod /system/lib/modules/tun.ko"); 3625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if( (fd = open(clonedev, O_RDWR)) < 0 ) { 3635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 364689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG2("could not open %s, err:%d", clonedev, errno); 3655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return fd; 3665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 3675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&ifr, 0, sizeof(ifr)); 3695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ifr.ifr_flags = IFF_TAP | IFF_NO_PI; 3705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project strncpy(ifr.ifr_name, TAP_IF_NAME, IFNAMSIZ); 3725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* try to create the device */ 3745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if( (err = ioctl(fd, TUNSETIFF, (void *) &ifr)) < 0 )//|| tap_setup_ip(TAP_IF_NAME) == FALSE) 3755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 376689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG2("ioctl error:%d, errno:%s", err, strerror(errno)); 3775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project close(fd); 3785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return err; 3795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 3805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTM_GetLocalDeviceAddr (local_addr); 3815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(tap_if_up(TAP_IF_NAME, local_addr) == 0) 3825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 3835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return fd; 3845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 385689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_ERROR1("can not bring up tap interface:%s", TAP_IF_NAME); 3865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project close(fd); 3875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return -1; 3885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectint btpan_tap_send(int tap_fd, const BD_ADDR src, const BD_ADDR dst, UINT16 proto, const char* buf, 3905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project UINT16 len, BOOLEAN ext, BOOLEAN forward) 3915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 3925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(tap_fd != -1) 3935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 3945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tETH_HDR eth_hdr; 3955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project //if(is_empty_eth_addr(dst)) 3965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project // memcpy(ð_hdr.h_dest, local_addr, ETH_ADDR_LEN); 3975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project //else 3985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(ð_hdr.h_dest, dst, ETH_ADDR_LEN); 3995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(ð_hdr.h_src, src, ETH_ADDR_LEN); 4005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project eth_hdr.h_proto = htons(proto); 4015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project char packet[2000]; 4025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(packet, ð_hdr, sizeof(tETH_HDR)); 4035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(len > 2000) 4045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 4055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ALOGE("btpan_tap_send eth packet size:%d is exceeded limit!", len); 4065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return -1; 4075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 4085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(packet + sizeof(tETH_HDR), buf, len); 4095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 4105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* Send data to network interface */ 4115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project //btnet_send(btpan_cb.conn[i].sock.sock, &buffer, (len + sizeof(tETH_HDR))); 4125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project //dump_bin("packet to network", packet, len + sizeof(tETH_HDR)); 4135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int ret = write(tap_fd, packet, len + sizeof(tETH_HDR)); 414689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG1("ret:%d", ret); 4155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return ret; 4165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 4175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return -1; 4185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 4195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectint btpan_tap_close(int fd) 4215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 4225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tap_if_down(TAP_IF_NAME); 4235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project close(fd); 4245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return 0; 4255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectbtpan_conn_t * btpan_find_conn_handle(UINT16 handle) 4275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 4285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int i; 4295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project for(i = 0; i < MAX_PAN_CONNS; i++) 4305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(btpan_cb.conns[i].handle == handle) 4315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return &btpan_cb.conns[i]; 4325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return NULL; 4335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectbtpan_conn_t* btpan_find_conn_addr(const BD_ADDR addr) 4355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 4365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int i; 4375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project for(i = 0; i < MAX_PAN_CONNS; i++) 4385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(memcmp(btpan_cb.conns[i].peer, addr, sizeof(BD_ADDR)) == 0) 4395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return &btpan_cb.conns[i]; 4405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return NULL; 4415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btpan_cleanup_conn(btpan_conn_t* conn) 4435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 4445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(conn) 4455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 4465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project conn->handle = -1; 4475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project conn->state = -1; 4485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&conn->peer, 0, sizeof(conn->peer)); 4495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&conn->eth_addr, 0, sizeof(conn->eth_addr)); 4505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project conn->local_role = conn->remote_role = 0; 4515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 4525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectbtpan_conn_t* btpan_new_conn(int handle, const BD_ADDR addr, int local_role, int remote_role ) 4545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 4555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int i; 4565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project for(i = 0; i < MAX_PAN_CONNS; i++) 4575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 458689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG2("conns[%d]:%d", i, btpan_cb.conns[i].handle); 4595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(btpan_cb.conns[i].handle == -1) 4605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 461689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG3("handle:%d, local_role:%d, remote_role:%d", handle, local_role, remote_role); 4625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 4635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_cb.conns[i].handle = handle; 4645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bdcpy(btpan_cb.conns[i].peer, addr); 4655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_cb.conns[i].local_role = local_role; 4665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_cb.conns[i].remote_role = remote_role; 4675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return &btpan_cb.conns[i]; 4685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 4695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 470689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG1("MAX_PAN_CONNS:%d exceeded, return NULL as failed", MAX_PAN_CONNS); 4715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return NULL; 4725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 4745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid btpan_close_handle(btpan_conn_t *p) 4755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 476689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG1("btpan_close_handle : close handle %d", p->handle); 4775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p->handle = -1; 4785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p->local_role = -1; 4795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p->remote_role = -1; 4805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&p->peer, 0, 6); 4815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic inline int should_forward(tETH_HDR* hdr) 4835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 4845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(ntohs(hdr->h_proto) == ETH_P_IP || ntohs(hdr->h_proto) == ETH_P_ARP) 4855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return TRUE; 486689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG1("unknown proto:%x", ntohs(hdr->h_proto)); 4875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return FALSE; 4885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectextern void bta_pan_ci_rx_write(UINT16 handle, BD_ADDR dst, BD_ADDR src, UINT16 protocol, 4905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project UINT8 *p_data, UINT16 len, BOOLEAN ext); 4915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void forward_bnep(tETH_HDR* eth_hdr, char * packet, int size) 4925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 4935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int broadcast = eth_hdr->h_dest[0] & 1; 4945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int i; 4955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project for(i = 0; i < MAX_PAN_CONNS; i++) 4965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 4975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project UINT16 handle = btpan_cb.conns[i].handle; 4985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(handle != (UINT16)-1 && 4995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (broadcast || memcmp(btpan_cb.conns[i].eth_addr, eth_hdr->h_dest, sizeof(BD_ADDR)) == 0 5005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project || memcmp(btpan_cb.conns[i].peer, eth_hdr->h_dest, sizeof(BD_ADDR)) == 0)) 5015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 502689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG1("calling bta_pan_ci_rx_write, handle:%d", handle); 5035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_pan_ci_rx_write(handle, eth_hdr->h_dest, eth_hdr->h_src, 5045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ntohs(eth_hdr->h_proto), (UINT8*)packet, size, 0); 5055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 5065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 5095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 5105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void bta_pan_callback_transfer(UINT16 event, char *p_param) 5115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 5125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTA_PAN *p_data = (tBTA_PAN *)p_param; 5135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch(event) 5145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_PAN_ENABLE_EVT: 516689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG0("BTA_PAN_ENABLE_EVT"); 5175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 5185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_PAN_SET_ROLE_EVT: 5195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int btpan_role = bta_role_to_btpan(p_data->set_role.role); 5215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bt_status_t status = p_data->set_role.status == BTA_PAN_SUCCESS ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; 5225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_control_state_t state = btpan_role == 0 ? BTPAN_STATE_DISABLED : BTPAN_STATE_ENABLED; 5235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project callback.control_state_cb(state, btpan_role, status, TAP_IF_NAME); 5245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 5255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_PAN_OPENING_EVT: 5275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_conn_t* conn; 5295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bdstr_t bds; 5305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bd2str((bt_bdaddr_t*)p_data->opening.bd_addr, &bds); 531689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_DEBUG2("BTA_PAN_OPENING_EVT handle %d, addr: %s", p_data->opening.handle, bds); 5325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project conn = btpan_find_conn_addr(p_data->opening.bd_addr); 5335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 5345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project asrt(conn != NULL); 5355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (conn) 5365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project conn->handle = p_data->opening.handle; 5385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int btpan_conn_local_role = bta_role_to_btpan(conn->local_role); 5395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int btpan_remote_role = bta_role_to_btpan(conn->remote_role); 5405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project callback.connection_state_cb(BTPAN_STATE_CONNECTING, BT_STATUS_SUCCESS, 5415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (const bt_bdaddr_t*)p_data->opening.bd_addr, btpan_conn_local_role, btpan_remote_role); 5425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 544689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_ERROR0("connection not found"); 5455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 5465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_PAN_OPEN_EVT: 5485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 549689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("BTA_PAN_OPEN_EVT, open status:%d, bd_addr = [%02X:%02X:%02X:%02X:%02X:%02X]", */ 550689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* p_data->open.status, */ 551689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* p_data->open.bd_addr[0], p_data->open.bd_addr[1], p_data->open.bd_addr[2], */ 552689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* p_data->open.bd_addr[3], p_data->open.bd_addr[4], p_data->open.bd_addr[5]); */ 5535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_connection_state_t state; 5545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bt_status_t status; 5555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(p_data->open.status == BTA_PAN_SUCCESS) 5565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project state = BTPAN_STATE_CONNECTED; 5585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project status = BT_STATUS_SUCCESS; 5595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 5615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project state = BTPAN_STATE_DISCONNECTED; 5635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project status = BT_STATUS_FAIL; 5645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_conn_t* conn = btpan_find_conn_handle(p_data->open.handle); 566689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("BTA_PAN_OPEN_EVT handle:%d, conn:%p", p_data->open.handle, conn); */ 567689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("conn bta local_role:%d, bta remote role:%d", conn->local_role, conn->remote_role); */ 5685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int btpan_conn_local_role = bta_role_to_btpan(p_data->open.local_role); 569689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("bta local_role:%d, bta remote role:%d", p_data->open.local_role, p_data->open.peer_role); */ 5705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int btpan_remote_role = bta_role_to_btpan(p_data->open.peer_role); 5715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project callback.connection_state_cb(state, status, (const bt_bdaddr_t*)p_data->open.bd_addr, 5725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_conn_local_role, btpan_remote_role); 5735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 5745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_PAN_CLOSE_EVT: 5765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 5775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_conn_t* conn = btpan_find_conn_handle(p_data->close.handle); 5785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 5795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ALOGI("%s: event = BTA_PAN_CLOSE_EVT handle %d", __FUNCTION__, p_data->close.handle); 5805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 5815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(conn && conn->handle >= 0) 5825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 583689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("BTA_PAN_CLOSE_EVT, conn local_role:%d, remote_role:%d", conn->local_role, conn->remote_role); */ 5845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int btpan_conn_local_role = bta_role_to_btpan(conn->local_role); 5855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int btpan_remote_role = bta_role_to_btpan(conn->remote_role); 5865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project callback.connection_state_cb(BTPAN_STATE_DISCONNECTED, 0, (const bt_bdaddr_t*)conn->peer, 5875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_conn_local_role, btpan_remote_role); 5885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btpan_cleanup_conn(conn); 5895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 591689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_ERROR1("pan handle not found (%d)", p_data->close.handle); 5925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 5935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 595689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_WARNING1("Unknown pan event %d", event); 5965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 5975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 5985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 5995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void bta_pan_callback(tBTA_PAN_EVT event, tBTA_PAN *p_data) 6015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 6025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btif_transfer_context(bta_pan_callback_transfer, event, (char*)p_data, sizeof(tBTA_PAN), NULL); 6035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 6045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#define MAX_PACKET_SIZE 2000 6055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic void btpan_tap_fd_signaled(int fd, int type, int flags, uint32_t user_id) 6065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 6075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project char packet[MAX_PACKET_SIZE]; 6085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tETH_HDR eth_hdr; 6095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(flags & SOCK_THREAD_FD_EXCEPTION) 6105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 611689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project BTIF_TRACE_ERROR1("pan tap fd:%d exception", fd); 6125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else if(flags & SOCK_THREAD_FD_RD) 6145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 615689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("tab fd read trigged, data"); */ 6165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project int size = read(fd, packet, MAX_PACKET_SIZE); 617689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("tap fd read trigged, read size:%d", size); */ 6185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memcpy(ð_hdr, &packet, sizeof(tETH_HDR)); 619689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("eth src = %02x:%02x:%02x:%02x:%02x:%02x", */ 620689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* eth_hdr.h_src[0], eth_hdr.h_src[1], eth_hdr.h_src[2], eth_hdr.h_src[3], */ 621689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* eth_hdr.h_src[4], eth_hdr.h_src[5]); */ 622689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* debug("eth dest = %02x:%02x:%02x:%02x:%02x:%02x", */ 623689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* eth_hdr.h_dest[0], eth_hdr.h_dest[1], eth_hdr.h_dest[2], eth_hdr.h_dest[3], */ 624689d66b6559dcb3a0ad7f6cc33b6129e50910253The Android Open Source Project /* eth_hdr.h_dest[4], eth_hdr.h_dest[5]); */ 6255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project //dump_bin("eth packet received", packet, size); 6265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if(should_forward(ð_hdr)) 6275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 6285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project forward_bnep(ð_hdr, packet + sizeof(tETH_HDR), size - sizeof(tETH_HDR)); 6295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project btsock_thread_add_fd(pth, fd, 0, SOCK_THREAD_FD_RD | SOCK_THREAD_ADD_FD_SYNC, 0); 6315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 6325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 6335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 6345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 635