/****************************************************************************** * * Copyright (C) 2009-2012 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. * ******************************************************************************/ /************************************************************************************ * * Filename: btif_hh.c * * Description: HID Host Profile Bluetooth Interface * * ***********************************************************************************/ #include #include #include #include #include #include #define LOG_TAG "BTIF_HH" #include "bta_api.h" #include "bta_hh_api.h" #include "bd.h" #include "btif_storage.h" #include "btif_common.h" #include "btif_util.h" #include "btif_hh.h" #include "gki.h" #include "l2c_api.h" #define BTIF_HH_APP_ID_MI 0x01 #define BTIF_HH_APP_ID_KB 0x02 #define COD_HID_KEYBOARD 0x0540 #define COD_HID_POINTING 0x0580 #define COD_HID_COMBO 0x05C0 #define KEYSTATE_FILEPATH "/data/misc/bluedroid/bt_hh_ks" //keep this in sync with HID host jni #define HID_REPORT_CAPSLOCK 0x39 #define HID_REPORT_NUMLOCK 0x53 #define HID_REPORT_SCROLLLOCK 0x47 //For Apple Magic Mouse #define MAGICMOUSE_VENDOR_ID 0x05ac #define MAGICMOUSE_PRODUCT_ID 0x030d #define LOGITECH_KB_MX5500_VENDOR_ID 0x046D #define LOGITECH_KB_MX5500_PRODUCT_ID 0xB30B extern const int BT_UID; extern const int BT_GID; static int btif_hh_prev_keyevents=0; //The previous key events static int btif_hh_keylockstates=0; //The current key state of each key #define BTIF_HH_ID_1 0 #define BTIF_HH_DEV_DISCONNECTED 3 #ifndef BTUI_HH_SECURITY #define BTUI_HH_SECURITY (BTA_SEC_AUTHENTICATE | BTA_SEC_ENCRYPT) #endif #ifndef BTUI_HH_MOUSE_SECURITY #define BTUI_HH_MOUSE_SECURITY (BTA_SEC_NONE) #endif /* HH request events */ typedef enum { BTIF_HH_CONNECT_REQ_EVT = 0, BTIF_HH_DISCONNECT_REQ_EVT, BTIF_HH_VUP_REQ_EVT } btif_hh_req_evt_t; /************************************************************************************ ** Constants & Macros ************************************************************************************/ #define BTIF_HH_SERVICES (BTA_HID_SERVICE_MASK) /************************************************************************************ ** Local type definitions ************************************************************************************/ typedef struct hid_kb_list { UINT16 product_id; UINT16 version_id; char* kb_name; } tHID_KB_LIST; /************************************************************************************ ** Static variables ************************************************************************************/ btif_hh_cb_t btif_hh_cb; static bthh_callbacks_t *bt_hh_callbacks = NULL; /* List of HID keyboards for which the NUMLOCK state needs to be * turned ON by default. Add devices to this list to apply the * NUMLOCK state toggle on fpr first connect.*/ static tHID_KB_LIST hid_kb_numlock_on_list[] = { {LOGITECH_KB_MX5500_PRODUCT_ID, LOGITECH_KB_MX5500_VENDOR_ID, "Logitech MX5500 Keyboard"} }; #define CHECK_BTHH_INIT() if (bt_hh_callbacks == NULL)\ {\ BTIF_TRACE_WARNING1("BTHH: %s: BTHH not initialized", __FUNCTION__);\ return BT_STATUS_NOT_READY;\ }\ else\ {\ BTIF_TRACE_EVENT1("BTHH: %s", __FUNCTION__);\ } /************************************************************************************ ** Static functions ************************************************************************************/ /************************************************************************************ ** Externs ************************************************************************************/ extern void bta_hh_co_destroy(int fd); extern void bta_hh_co_write(int fd, UINT8* rpt, UINT16 len); extern bt_status_t btif_dm_remove_bond(const bt_bdaddr_t *bd_addr); extern void bta_hh_co_send_hid_info(btif_hh_device_t *p_dev, char *dev_name, UINT16 vendor_id, UINT16 product_id, UINT16 version, UINT8 ctry_code, int dscp_len, UINT8 *p_dscp); extern BOOLEAN check_cod(const bt_bdaddr_t *remote_bdaddr, uint32_t cod); extern void btif_dm_cb_remove_bond(bt_bdaddr_t *bd_addr); extern int scru_ascii_2_hex(char *p_ascii, int len, UINT8 *p_hex); /***************************************************************************** ** Local Function prototypes *****************************************************************************/ static void set_keylockstate(int keymask, BOOLEAN isSet); static void toggle_os_keylockstates(int fd, int changedkeystates); static void sync_lockstate_on_connect(btif_hh_device_t *p_dev); //static void hh_update_keyboard_lockstates(btif_hh_device_t *p_dev); /************************************************************************************ ** Functions ************************************************************************************/ static int get_keylockstates() { return btif_hh_keylockstates; } static void set_keylockstate(int keymask, BOOLEAN isSet) { if(isSet) btif_hh_keylockstates |= keymask; } /******************************************************************************* ** ** Function toggle_os_keylockstates ** ** Description Function to toggle the keyboard lock states managed by the linux. ** This function is used in by two call paths ** (1) if the lock state change occurred from an onscreen keyboard, ** this function is called to update the lock state maintained for the HID keyboard(s) ** (2) if a HID keyboard is disconnected and reconnected, ** this function is called to update the lock state maintained for the HID keyboard(s) ** Returns void *******************************************************************************/ static void toggle_os_keylockstates(int fd, int changedlockstates) { BTIF_TRACE_EVENT3("%s: fd = %d, changedlockstates = 0x%x", __FUNCTION__, fd, changedlockstates); UINT8 hidreport[9]; int reportIndex; memset(hidreport,0,9); hidreport[0]=1; reportIndex=4; if (changedlockstates & BTIF_HH_KEYSTATE_MASK_CAPSLOCK) { BTIF_TRACE_DEBUG1("%s Setting CAPSLOCK", __FUNCTION__); hidreport[reportIndex++] = (UINT8)HID_REPORT_CAPSLOCK; } if (changedlockstates & BTIF_HH_KEYSTATE_MASK_NUMLOCK) { BTIF_TRACE_DEBUG1("%s Setting NUMLOCK", __FUNCTION__); hidreport[reportIndex++] = (UINT8)HID_REPORT_NUMLOCK; } if (changedlockstates & BTIF_HH_KEYSTATE_MASK_SCROLLLOCK) { BTIF_TRACE_DEBUG1("%s Setting SCROLLLOCK", __FUNCTION__); hidreport[reportIndex++] = (UINT8) HID_REPORT_SCROLLLOCK; } BTIF_TRACE_DEBUG4("Writing hidreport #1 to os: "\ "%s: %x %x %x", __FUNCTION__, hidreport[0], hidreport[1], hidreport[2]); BTIF_TRACE_DEBUG4("%s: %x %x %x", __FUNCTION__, hidreport[3], hidreport[4], hidreport[5]); BTIF_TRACE_DEBUG4("%s: %x %x %x", __FUNCTION__, hidreport[6], hidreport[7], hidreport[8]); bta_hh_co_write(fd , hidreport, sizeof(hidreport)); usleep(200000); memset(hidreport,0,9); hidreport[0]=1; BTIF_TRACE_DEBUG4("Writing hidreport #2 to os: "\ "%s: %x %x %x", __FUNCTION__, hidreport[0], hidreport[1], hidreport[2]); BTIF_TRACE_DEBUG4("%s: %x %x %x", __FUNCTION__, hidreport[3], hidreport[4], hidreport[5]); BTIF_TRACE_DEBUG4("%s: %x %x %x ", __FUNCTION__, hidreport[6], hidreport[7], hidreport[8]); bta_hh_co_write(fd , hidreport, sizeof(hidreport)); } /******************************************************************************* ** ** Function update_keyboard_lockstates ** ** Description Sends a report to the keyboard to set the lock states of keys ** *******************************************************************************/ static void update_keyboard_lockstates(btif_hh_device_t *p_dev) { UINT8 len = 2; /* reportid + 1 byte report*/ BD_ADDR* bda; /* Set report for other keyboards */ BTIF_TRACE_EVENT3("%s: setting report on dev_handle %d to 0x%x", __FUNCTION__, p_dev->dev_handle, btif_hh_keylockstates); if (p_dev->p_buf != NULL) { GKI_freebuf(p_dev->p_buf); } /* Get SetReport buffer */ p_dev->p_buf = GKI_getbuf((UINT16) (len + BTA_HH_MIN_OFFSET + sizeof(BT_HDR))); if (p_dev->p_buf != NULL) { p_dev->p_buf->len = len; p_dev->p_buf->offset = BTA_HH_MIN_OFFSET; /* LED status updated by data event */ UINT8 *pbuf_data = (UINT8 *)(p_dev->p_buf + 1) + p_dev->p_buf->offset; pbuf_data[0]=0x01; /*report id */ pbuf_data[1]=btif_hh_keylockstates; /*keystate*/ bda = (BD_ADDR*) (&p_dev->bd_addr); BTA_HhSendData(p_dev->dev_handle, *bda, p_dev->p_buf); } } /******************************************************************************* ** ** Function sync_lockstate_on_connect ** ** Description Function to update the keyboard lock states managed by the OS ** when a HID keyboard is connected or disconnected and reconnected ** Returns void *******************************************************************************/ static void sync_lockstate_on_connect(btif_hh_device_t *p_dev) { int keylockstates; BTIF_TRACE_EVENT1("%s: Syncing keyboard lock states after "\ "reconnect...",__FUNCTION__); /*If the device is connected, update keyboard state */ update_keyboard_lockstates(p_dev); /*Check if the lockstate of caps,scroll,num is set. If so, send a report to the kernel so the lockstate is in sync */ keylockstates = get_keylockstates(); if (keylockstates) { BTIF_TRACE_DEBUG2("%s: Sending hid report to kernel "\ "indicating lock key state 0x%x",__FUNCTION__, keylockstates); usleep(200000); toggle_os_keylockstates(p_dev->fd, keylockstates); } else { BTIF_TRACE_DEBUG2("%s: NOT sending hid report to kernel "\ "indicating lock key state 0x%x",__FUNCTION__, keylockstates); } } /******************************************************************************* ** ** Function btif_hh_find_dev_by_handle ** ** Description Return the device pointer of the specified device handle ** ** Returns Device entry pointer in the device table *******************************************************************************/ static btif_hh_device_t *btif_hh_find_dev_by_handle(UINT8 handle) { UINT32 i; // LOGV("%s: handle = %d", __FUNCTION__, handle); for (i = 0; i < BTIF_HH_MAX_HID; i++) { if (btif_hh_cb.devices[i].dev_status != BTHH_CONN_STATE_UNKNOWN && btif_hh_cb.devices[i].dev_handle == handle) { return &btif_hh_cb.devices[i]; } } return NULL; } /******************************************************************************* ** ** Function btif_hh_find_connected_dev_by_handle ** ** Description Return the connected device pointer of the specified device handle ** ** Returns Device entry pointer in the device table *******************************************************************************/ btif_hh_device_t *btif_hh_find_connected_dev_by_handle(UINT8 handle) { UINT32 i; for (i = 0; i < BTIF_HH_MAX_HID; i++) { if (btif_hh_cb.devices[i].dev_status == BTHH_CONN_STATE_CONNECTED && btif_hh_cb.devices[i].dev_handle == handle) { return &btif_hh_cb.devices[i]; } } return NULL; } /******************************************************************************* ** ** Function btif_hh_find_dev_by_bda ** ** Description Return the device pointer of the specified bt_bdaddr_t. ** ** Returns Device entry pointer in the device table *******************************************************************************/ static btif_hh_device_t *btif_hh_find_dev_by_bda(bt_bdaddr_t *bd_addr) { UINT32 i; for (i = 0; i < BTIF_HH_MAX_HID; i++) { if (btif_hh_cb.devices[i].dev_status != BTHH_CONN_STATE_UNKNOWN && memcmp(&(btif_hh_cb.devices[i].bd_addr), bd_addr, BD_ADDR_LEN) == 0) { return &btif_hh_cb.devices[i]; } } return NULL; } /******************************************************************************* ** ** Function btif_hh_find_connected_dev_by_bda ** ** Description Return the connected device pointer of the specified bt_bdaddr_t. ** ** Returns Device entry pointer in the device table *******************************************************************************/ static btif_hh_device_t *btif_hh_find_connected_dev_by_bda(bt_bdaddr_t *bd_addr) { UINT32 i; for (i = 0; i < BTIF_HH_MAX_HID; i++) { if (btif_hh_cb.devices[i].dev_status == BTHH_CONN_STATE_CONNECTED && memcmp(&(btif_hh_cb.devices[i].bd_addr), bd_addr, BD_ADDR_LEN) == 0) { return &btif_hh_cb.devices[i]; } } return NULL; } /******************************************************************************* ** ** Function btif_hh_add_added_dev ** ** Description Add a new device to the added device list. ** ** Returns TRUE if add successfully, otherwise FALSE. *******************************************************************************/ BOOLEAN btif_hh_add_added_dev(bt_bdaddr_t bda, tBTA_HH_ATTR_MASK attr_mask) { int i; for (i = 0; i < BTIF_HH_MAX_ADDED_DEV; i++) { if (memcmp(&(btif_hh_cb.added_devices[i].bd_addr), &bda, BD_ADDR_LEN) == 0) { BTIF_TRACE_WARNING6(" Device %02X:%02X:%02X:%02X:%02X:%02X already added", bda.address[0], bda.address[1], bda.address[2], bda.address[3], bda.address[4], bda.address[5]); return FALSE; } } for (i = 0; i < BTIF_HH_MAX_ADDED_DEV; i++) { if (btif_hh_cb.added_devices[i].bd_addr.address[0] == 0 && btif_hh_cb.added_devices[i].bd_addr.address[1] == 0 && btif_hh_cb.added_devices[i].bd_addr.address[2] == 0 && btif_hh_cb.added_devices[i].bd_addr.address[3] == 0 && btif_hh_cb.added_devices[i].bd_addr.address[4] == 0 && btif_hh_cb.added_devices[i].bd_addr.address[5] == 0) { BTIF_TRACE_WARNING6(" Added device %02X:%02X:%02X:%02X:%02X:%02X", bda.address[0], bda.address[1], bda.address[2], bda.address[3], bda.address[4], bda.address[5]); memcpy(&(btif_hh_cb.added_devices[i].bd_addr), &bda, BD_ADDR_LEN); btif_hh_cb.added_devices[i].dev_handle = BTA_HH_INVALID_HANDLE; btif_hh_cb.added_devices[i].attr_mask = attr_mask; return TRUE; } } BTIF_TRACE_WARNING1("%s: Error, out of space to add device",__FUNCTION__); return FALSE; } /******************************************************************************* ** ** Function btif_hh_remove_device ** ** Description Remove an added device from the stack. ** ** Returns void *******************************************************************************/ void btif_hh_remove_device(bt_bdaddr_t bd_addr) { int i; btif_hh_device_t *p_dev; btif_hh_added_device_t *p_added_dev; ALOGI("%s: bda = %02x:%02x:%02x:%02x:%02x:%02x", __FUNCTION__, bd_addr.address[0], bd_addr.address[1], bd_addr.address[2], bd_addr.address[3], bd_addr.address[4], bd_addr.address[5]); for (i = 0; i < BTIF_HH_MAX_ADDED_DEV; i++) { p_added_dev = &btif_hh_cb.added_devices[i]; if (memcmp(&(p_added_dev->bd_addr),&bd_addr, 6) == 0) { BTA_HhRemoveDev(p_added_dev->dev_handle); btif_storage_remove_hid_info(&(p_added_dev->bd_addr)); memset(&(p_added_dev->bd_addr), 0, 6); p_added_dev->dev_handle = BTA_HH_INVALID_HANDLE; break; } } p_dev = btif_hh_find_dev_by_bda(&bd_addr); if (p_dev == NULL) { BTIF_TRACE_WARNING6(" Oops, can't find device [%02x:%02x:%02x:%02x:%02x:%02x]", bd_addr.address[0], bd_addr.address[1], bd_addr.address[2], bd_addr.address[3], bd_addr.address[4], bd_addr.address[5]); return; } p_dev->dev_status = BTHH_CONN_STATE_UNKNOWN; p_dev->dev_handle = BTA_HH_INVALID_HANDLE; if (btif_hh_cb.device_num > 0) { btif_hh_cb.device_num--; } else { BTIF_TRACE_WARNING1("%s: device_num = 0", __FUNCTION__); } if (p_dev->p_buf != NULL) { GKI_freebuf(p_dev->p_buf); p_dev->p_buf = NULL; } p_dev->hh_keep_polling = 0; p_dev->hh_poll_thread_id = -1; BTIF_TRACE_DEBUG2("%s: uhid fd = %d", __FUNCTION__, p_dev->fd); if (p_dev->fd >= 0) { bta_hh_co_destroy(p_dev->fd); p_dev->fd = -1; } } BOOLEAN btif_hh_copy_hid_info(tBTA_HH_DEV_DSCP_INFO* dest , tBTA_HH_DEV_DSCP_INFO* src) { dest->descriptor.dl_len = 0; if (src->descriptor.dl_len >0) { dest->descriptor.dsc_list = (UINT8 *) GKI_getbuf(src->descriptor.dl_len); if (dest->descriptor.dsc_list == NULL) { BTIF_TRACE_WARNING1("%s: Failed to allocate DSCP for CB", __FUNCTION__); return FALSE; } } memcpy(dest->descriptor.dsc_list, src->descriptor.dsc_list, src->descriptor.dl_len); dest->descriptor.dl_len = src->descriptor.dl_len; dest->vendor_id = src->vendor_id; dest->product_id = src->product_id; dest->version = src->version; dest->ctry_code = src->ctry_code; return TRUE; } /******************************************************************************* ** ** Function btif_hh_virtual_unplug ** ** Description Virtual unplug initiated from the BTIF thread context ** Special handling for HID mouse- ** ** Returns void ** *******************************************************************************/ bt_status_t btif_hh_virtual_unplug(bt_bdaddr_t *bd_addr) { BTIF_TRACE_DEBUG1("%s", __FUNCTION__); btif_hh_device_t *p_dev; char bd_str[18]; sprintf(bd_str, "%02X:%02X:%02X:%02X:%02X:%02X", bd_addr->address[0], bd_addr->address[1], bd_addr->address[2], bd_addr->address[3], bd_addr->address[4], bd_addr->address[5]); p_dev = btif_hh_find_dev_by_bda(bd_addr); if ((p_dev != NULL) && (p_dev->dev_status == BTHH_CONN_STATE_CONNECTED) && (p_dev->attr_mask & HID_VIRTUAL_CABLE)) { BTIF_TRACE_DEBUG1("%s Sending BTA_HH_CTRL_VIRTUAL_CABLE_UNPLUG", __FUNCTION__); BTA_HhSendCtrl(p_dev->dev_handle, BTA_HH_CTRL_VIRTUAL_CABLE_UNPLUG); return BT_STATUS_SUCCESS; } else { BTIF_TRACE_ERROR2("%s: Error, device %s not opened.", __FUNCTION__, bd_str); return BT_STATUS_FAIL; } } /******************************************************************************* ** ** Function btif_hh_connect ** ** Description connection initiated from the BTIF thread context ** ** Returns int status ** *******************************************************************************/ bt_status_t btif_hh_connect(bt_bdaddr_t *bd_addr) { btif_hh_device_t *dev; btif_hh_added_device_t *added_dev = NULL; char bda_str[20]; int i; BD_ADDR *bda = (BD_ADDR*)bd_addr; tBTA_HH_CONN conn; CHECK_BTHH_INIT(); dev = btif_hh_find_dev_by_bda(bd_addr); BTIF_TRACE_DEBUG0("Connect _hh"); sprintf(bda_str, "%02X:%02X:%02X:%02X:%02X:%02X", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); if (dev == NULL && btif_hh_cb.device_num >= BTIF_HH_MAX_HID) { // No space for more HID device now. BTIF_TRACE_WARNING2("%s: Error, exceeded the maximum supported HID device number %d", __FUNCTION__, BTIF_HH_MAX_HID); return BT_STATUS_FAIL; } for (i = 0; i < BTIF_HH_MAX_ADDED_DEV; i++) { if (memcmp(&(btif_hh_cb.added_devices[i].bd_addr), bd_addr, BD_ADDR_LEN) == 0) { added_dev = &btif_hh_cb.added_devices[i]; BTIF_TRACE_WARNING3("%s: Device %s already added, attr_mask = 0x%x", __FUNCTION__, bda_str, added_dev->attr_mask); } } if (added_dev != NULL) { if (added_dev->dev_handle == BTA_HH_INVALID_HANDLE) { // No space for more HID device now. BTIF_TRACE_ERROR2("%s: Error, device %s added but addition failed", __FUNCTION__, bda_str); memset(&(added_dev->bd_addr), 0, 6); added_dev->dev_handle = BTA_HH_INVALID_HANDLE; return BT_STATUS_FAIL; } } if (added_dev == NULL || (added_dev->attr_mask & HID_NORMALLY_CONNECTABLE) != 0 || (added_dev->attr_mask & HID_RECONN_INIT) == 0) { tBTA_SEC sec_mask = BTUI_HH_SECURITY; btif_hh_cb.status = BTIF_HH_DEV_CONNECTING; BD_ADDR *bda = (BD_ADDR*)bd_addr; BTA_HhOpen(*bda, BTA_HH_PROTO_RPT_MODE, sec_mask); } else { // This device shall be connected from the host side. BTIF_TRACE_ERROR2("%s: Error, device %s can only be reconnected from device side", __FUNCTION__, bda_str); //TODO /* if ((remote_class & BT_DEV_CLASS_MASK) == BT_DEV_CLASS_HID_POINTING) { //SIG_HH_CONNECTION, *bda, HH_CONN_STATUS_FAILED_MOUSE_FROM_HOST); } else { // SIG_HH_CONNECTION, *bda, HH_CONN_STATUS_FAILED_KBD_FROM_HOST); }*/ return BT_STATUS_FAIL; } HAL_CBACK(bt_hh_callbacks, connection_state_cb, bd_addr, BTHH_CONN_STATE_CONNECTING); return BT_STATUS_SUCCESS; } /******************************************************************************* ** ** Function btif_hh_disconnect ** ** Description disconnection initiated from the BTIF thread context ** ** Returns void ** *******************************************************************************/ void btif_hh_disconnect(bt_bdaddr_t *bd_addr) { BD_ADDR *bda = (BD_ADDR*)bd_addr; btif_hh_device_t *p_dev; p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); if (p_dev != NULL) { BTA_HhClose(p_dev->dev_handle); } else BTIF_TRACE_DEBUG1("%s-- Error: device not connected:",__FUNCTION__); } /******************************************************************************* ** ** Function btif_btif_hh_setreport ** ** Description setreport initiated from the BTIF thread context ** ** Returns void ** *******************************************************************************/ void btif_hh_setreport(btif_hh_device_t *p_dev, bthh_report_type_t r_type, UINT16 size, UINT8* report) { UINT8 hexbuf[20]; UINT16 len = size; int i = 0; if (p_dev->p_buf != NULL) { GKI_freebuf(p_dev->p_buf); } p_dev->p_buf = GKI_getbuf((UINT16) (len + BTA_HH_MIN_OFFSET + sizeof(BT_HDR))); if (p_dev->p_buf == NULL) { APPL_TRACE_ERROR2("%s: Error, failed to allocate RPT buffer, len = %d", __FUNCTION__, len); return; } p_dev->p_buf->len = len; p_dev->p_buf->offset = BTA_HH_MIN_OFFSET; //Build a SetReport data buffer memset(hexbuf, 0, 20); for(i=0; ip_buf + 1) + p_dev->p_buf->offset; memcpy(pbuf_data, hexbuf, len); BTA_HhSetReport(p_dev->dev_handle, r_type, p_dev->p_buf); } /***************************************************************************** ** Section name (Group of functions) *****************************************************************************/ /***************************************************************************** ** ** btif hh api functions (no context switch) ** *****************************************************************************/ /******************************************************************************* ** ** Function btif_hh_upstreams_evt ** ** Description Executes HH UPSTREAMS events in btif context ** ** Returns void ** *******************************************************************************/ static void btif_hh_upstreams_evt(UINT16 event, char* p_param) { tBTA_HH *p_data = (tBTA_HH *)p_param; bdstr_t bdstr; btif_hh_device_t *p_dev = NULL; int i; int len, tmplen; BTIF_TRACE_DEBUG2("%s: event=%s", __FUNCTION__, dump_hh_event(event)); switch (event) { case BTA_HH_ENABLE_EVT: BTIF_TRACE_DEBUG2("%s: BTA_HH_ENABLE_EVT: status =%d",__FUNCTION__, p_data->status); if (p_data->status == BTA_HH_OK) { btif_hh_cb.status = BTIF_HH_ENABLED; BTIF_TRACE_DEBUG1("%s--Loading added devices",__FUNCTION__); /* Add hid descriptors for already bonded hid devices*/ btif_storage_load_bonded_hid_info(); } else { btif_hh_cb.status = BTIF_HH_DISABLED; BTIF_TRACE_WARNING1("BTA_HH_ENABLE_EVT: Error, HH enabling failed, status = %d", p_data->status); } break; case BTA_HH_DISABLE_EVT: btif_hh_cb.status = BTIF_HH_DISABLED; if (p_data->status == BTA_HH_OK) { int i; //Clear the control block memset(&btif_hh_cb, 0, sizeof(btif_hh_cb)); for (i = 0; i < BTIF_HH_MAX_HID; i++){ btif_hh_cb.devices[i].dev_status = BTHH_CONN_STATE_UNKNOWN; } } else BTIF_TRACE_WARNING1("BTA_HH_DISABLE_EVT: Error, HH disabling failed, status = %d", p_data->status); break; case BTA_HH_OPEN_EVT: BTIF_TRACE_WARNING3("%s: BTA_HH_OPN_EVT: handle=%d, status =%d",__FUNCTION__, p_data->conn.handle, p_data->conn.status); if (p_data->conn.status == BTA_HH_OK) { p_dev = btif_hh_find_connected_dev_by_handle(p_data->conn.handle); if (p_dev == NULL) { BTIF_TRACE_WARNING1("BTA_HH_OPEN_EVT: Error, cannot find device with handle %d", p_data->conn.handle); btif_hh_cb.status = BTIF_HH_DEV_DISCONNECTED; // The connect request must come from device side and exceeded the connected // HID device number. BTA_HhClose(p_data->conn.handle); HAL_CBACK(bt_hh_callbacks, connection_state_cb, (bt_bdaddr_t*) &p_data->conn.bda,BTHH_CONN_STATE_DISCONNECTED); } else if (p_dev->fd < 0) { BTIF_TRACE_WARNING0("BTA_HH_OPEN_EVT: Error, failed to find the uhid driver..."); memcpy(&(p_dev->bd_addr), p_data->conn.bda, BD_ADDR_LEN); //remove the connection and then try again to reconnect from the mouse side to recover btif_hh_cb.status = BTIF_HH_DEV_DISCONNECTED; BTA_HhClose(p_data->conn.handle); } else { BTIF_TRACE_WARNING1("BTA_HH_OPEN_EVT: Found device...Getting dscp info for handle ... %d",p_data->conn.handle); memcpy(&(p_dev->bd_addr), p_data->conn.bda, BD_ADDR_LEN); btif_hh_cb.status = BTIF_HH_DEV_CONNECTED; // Send set_idle if the peer_device is a keyboard if (check_cod((bt_bdaddr_t*)p_data->conn.bda, COD_HID_KEYBOARD )|| check_cod((bt_bdaddr_t*)p_data->conn.bda, COD_HID_COMBO)) BTA_HhSetIdle(p_data->conn.handle, 0); btif_hh_cb.p_curr_dev = btif_hh_find_connected_dev_by_handle(p_data->conn.handle); BTA_HhGetDscpInfo(p_data->conn.handle); p_dev->dev_status = BTHH_CONN_STATE_CONNECTED; HAL_CBACK(bt_hh_callbacks, connection_state_cb,&(p_dev->bd_addr), p_dev->dev_status); } } else { bt_bdaddr_t *bdaddr = (bt_bdaddr_t*)p_data->conn.bda; HAL_CBACK(bt_hh_callbacks, connection_state_cb, (bt_bdaddr_t*) &p_data->conn.bda,BTHH_CONN_STATE_DISCONNECTED); btif_hh_cb.status = BTIF_HH_DEV_DISCONNECTED; } break; case BTA_HH_CLOSE_EVT: BTIF_TRACE_DEBUG2("BTA_HH_CLOSE_EVT: status = %d, handle = %d", p_data->dev_status.status, p_data->dev_status.handle); p_dev = btif_hh_find_connected_dev_by_handle(p_data->dev_status.handle); if (p_dev != NULL) { BTIF_TRACE_DEBUG2("%s: uhid fd = %d", __FUNCTION__, p_dev->fd); if (p_dev->fd >= 0){ UINT8 hidreport[9]; memset(hidreport,0,9); hidreport[0]=1; bta_hh_co_write(p_dev->fd , hidreport, sizeof(hidreport)); } btif_hh_cb.status = BTIF_HH_DEV_DISCONNECTED; p_dev->dev_status = BTHH_CONN_STATE_DISCONNECTED; HAL_CBACK(bt_hh_callbacks, connection_state_cb,&(p_dev->bd_addr), p_dev->dev_status); BTIF_TRACE_DEBUG2("%s: Closing uhid fd = %d", __FUNCTION__, p_dev->fd); bta_hh_co_destroy(p_dev->fd); p_dev->fd = -1; } else { BTIF_TRACE_WARNING1("Error: cannot find device with handle %d", p_data->dev_status.handle); } break; case BTA_HH_GET_RPT_EVT: BTIF_TRACE_DEBUG2("BTA_HH_GET_RPT_EVT: status = %d, handle = %d", p_data->hs_data.status, p_data->hs_data.handle); p_dev = btif_hh_find_connected_dev_by_handle(p_data->conn.handle); HAL_CBACK(bt_hh_callbacks, get_report_cb,(bt_bdaddr_t*) &(p_dev->bd_addr), (bthh_status_t) p_data->hs_data.status, (uint8_t*) p_data->hs_data.rsp_data.p_rpt_data, BT_HDR_SIZE); break; case BTA_HH_SET_RPT_EVT: BTIF_TRACE_DEBUG2("BTA_HH_SET_RPT_EVT: status = %d, handle = %d", p_data->dev_status.status, p_data->dev_status.handle); p_dev = btif_hh_find_connected_dev_by_handle(p_data->dev_status.handle); if (p_dev != NULL && p_dev->p_buf != NULL) { BTIF_TRACE_DEBUG0("Freeing buffer..." ); GKI_freebuf(p_dev->p_buf); p_dev->p_buf = NULL; } break; case BTA_HH_GET_PROTO_EVT: p_dev = btif_hh_find_connected_dev_by_handle(p_data->dev_status.handle); BTIF_TRACE_WARNING4("BTA_HH_GET_PROTO_EVT: status = %d, handle = %d, proto = [%d], %s", p_data->hs_data.status, p_data->hs_data.handle, p_data->hs_data.rsp_data.proto_mode, (p_data->hs_data.rsp_data.proto_mode == BTA_HH_PROTO_RPT_MODE) ? "Report Mode" : (p_data->hs_data.rsp_data.proto_mode == BTA_HH_PROTO_BOOT_MODE) ? "Boot Mode" : "Unsupported"); HAL_CBACK(bt_hh_callbacks, protocol_mode_cb,(bt_bdaddr_t*) &(p_dev->bd_addr), (bthh_status_t)p_data->hs_data.status, (bthh_protocol_mode_t) p_data->hs_data.rsp_data.proto_mode); break; case BTA_HH_SET_PROTO_EVT: BTIF_TRACE_DEBUG2("BTA_HH_SET_PROTO_EVT: status = %d, handle = %d", p_data->dev_status.status, p_data->dev_status.handle); break; case BTA_HH_GET_IDLE_EVT: BTIF_TRACE_DEBUG3("BTA_HH_GET_IDLE_EVT: handle = %d, status = %d, rate = %d", p_data->hs_data.handle, p_data->hs_data.status, p_data->hs_data.rsp_data.idle_rate); break; case BTA_HH_SET_IDLE_EVT: BTIF_TRACE_DEBUG2("BTA_HH_SET_IDLE_EVT: status = %d, handle = %d", p_data->dev_status.status, p_data->dev_status.handle); break; case BTA_HH_GET_DSCP_EVT: BTIF_TRACE_WARNING2("BTA_HH_GET_DSCP_EVT: status = %d, handle = %d", p_data->dev_status.status, p_data->dev_status.handle); len = p_data->dscp_info.descriptor.dl_len; BTIF_TRACE_DEBUG1("BTA_HH_GET_DSCP_EVT: len = %d", len); p_dev = btif_hh_cb.p_curr_dev; if (p_dev == NULL) { BTIF_TRACE_ERROR0("BTA_HH_GET_DSCP_EVT: No HID device is currently connected"); return; } if (p_dev->fd < 0) { ALOGE("BTA_HH_GET_DSCP_EVT: Error, failed to find the uhid driver..."); return; } { char *cached_name = NULL; char name[] = "Broadcom Bluetooth HID"; if (cached_name == NULL) { cached_name = name; } BTIF_TRACE_WARNING2("%s: name = %s", __FUNCTION__, cached_name); bta_hh_co_send_hid_info(p_dev, cached_name, p_data->dscp_info.vendor_id, p_data->dscp_info.product_id, p_data->dscp_info.version, p_data->dscp_info.ctry_code, len, p_data->dscp_info.descriptor.dsc_list); if (btif_hh_add_added_dev(p_dev->bd_addr, p_dev->attr_mask)) { BD_ADDR bda; bdcpy(bda, p_dev->bd_addr.address); tBTA_HH_DEV_DSCP_INFO dscp_info; bt_status_t ret; bdcpy(bda, p_dev->bd_addr.address); btif_hh_copy_hid_info(&dscp_info, &p_data->dscp_info); BTIF_TRACE_DEBUG6("BTA_HH_GET_DSCP_EVT:bda = %02x:%02x:%02x:%02x:%02x:%02x", p_dev->bd_addr.address[0], p_dev->bd_addr.address[1], p_dev->bd_addr.address[2], p_dev->bd_addr.address[3], p_dev->bd_addr.address[4], p_dev->bd_addr.address[5]); BTA_HhAddDev(bda, p_dev->attr_mask,p_dev->sub_class,p_dev->app_id, dscp_info); // write hid info to nvram ret = btif_storage_add_hid_device_info(&(p_dev->bd_addr), p_dev->attr_mask,p_dev->sub_class,p_dev->app_id, p_data->dscp_info.vendor_id, p_data->dscp_info.product_id, p_data->dscp_info.version, p_data->dscp_info.ctry_code, len, p_data->dscp_info.descriptor.dsc_list); ASSERTC(ret == BT_STATUS_SUCCESS, "storing hid info failed", ret); BTIF_TRACE_WARNING0("BTA_HH_GET_DSCP_EVT: Called add device"); //Free buffer created for dscp_info; if (dscp_info.descriptor.dl_len >0 && dscp_info.descriptor.dsc_list != NULL) { GKI_freebuf(dscp_info.descriptor.dsc_list); dscp_info.descriptor.dsc_list = NULL; dscp_info.descriptor.dl_len=0; } } else { //Device already added. BTIF_TRACE_WARNING1("%s: Device already added ",__FUNCTION__); } /*Sync HID Keyboard lockstates */ tmplen = sizeof(hid_kb_numlock_on_list) / sizeof(tHID_KB_LIST); for(i = 0; i< tmplen; i++) { if(p_data->dscp_info.vendor_id == hid_kb_numlock_on_list[i].version_id && p_data->dscp_info.product_id == hid_kb_numlock_on_list[i].product_id) { BTIF_TRACE_DEBUG3("%s() idx[%d] Enabling "\ "NUMLOCK for device :: %s", __FUNCTION__, i, hid_kb_numlock_on_list[i].kb_name); /* Enable NUMLOCK by default so that numeric keys work from first keyboard connect */ set_keylockstate(BTIF_HH_KEYSTATE_MASK_NUMLOCK, TRUE); sync_lockstate_on_connect(p_dev); /* End Sync HID Keyboard lockstates */ break; } } } break; case BTA_HH_ADD_DEV_EVT: BTIF_TRACE_WARNING2("BTA_HH_ADD_DEV_EVT: status = %d, handle = %d",p_data->dev_info.status, p_data->dev_info.handle); int i; for (i = 0; i < BTIF_HH_MAX_ADDED_DEV; i++) { if (memcmp(btif_hh_cb.added_devices[i].bd_addr.address, p_data->dev_info.bda, 6) == 0) { if (p_data->dev_info.status == BTA_HH_OK) { btif_hh_cb.added_devices[i].dev_handle = p_data->dev_info.handle; } else { memset(btif_hh_cb.added_devices[i].bd_addr.address, 0, 6); btif_hh_cb.added_devices[i].dev_handle = BTA_HH_INVALID_HANDLE; } break; } } break; case BTA_HH_RMV_DEV_EVT: BTIF_TRACE_DEBUG2("BTA_HH_RMV_DEV_EVT: status = %d, handle = %d", p_data->dev_info.status, p_data->dev_info.handle); BTIF_TRACE_DEBUG6("BTA_HH_RMV_DEV_EVT:bda = %02x:%02x:%02x:%02x:%02x:%02x", p_data->dev_info.bda[0], p_data->dev_info.bda[1], p_data->dev_info.bda[2], p_data->dev_info.bda[3], p_data->dev_info.bda[4], p_data->dev_info.bda[5]); break; case BTA_HH_VC_UNPLUG_EVT: BTIF_TRACE_DEBUG2("BTA_HH_VC_UNPLUG_EVT: status = %d, handle = %d", p_data->dev_status.status, p_data->dev_status.handle); p_dev = btif_hh_find_connected_dev_by_handle(p_data->dev_status.handle); btif_hh_cb.status = BTIF_HH_DEV_DISCONNECTED; if (p_dev != NULL) { BTIF_TRACE_DEBUG6("BTA_HH_VC_UNPLUG_EVT:bda = %02x:%02x:%02x:%02x:%02x:%02x", p_dev->bd_addr.address[0], p_dev->bd_addr.address[1], p_dev->bd_addr.address[2], p_dev->bd_addr.address[3], p_dev->bd_addr.address[4], p_dev->bd_addr.address[5]); p_dev->dev_status = BTHH_CONN_STATE_DISCONNECTED; BTIF_TRACE_DEBUG1("%s---Sending connection state change", __FUNCTION__); HAL_CBACK(bt_hh_callbacks, connection_state_cb,&(p_dev->bd_addr), p_dev->dev_status); BTIF_TRACE_DEBUG1("%s---Removing HID mouse bond", __FUNCTION__); BTA_DmRemoveDevice((UINT8 *)p_dev->bd_addr.address); HAL_CBACK(bt_hh_callbacks, virtual_unplug_cb,&(p_dev->bd_addr),p_data->dev_status.status); } break; case BTA_HH_API_ERR_EVT : ALOGI("BTA_HH API_ERR"); break; default: BTIF_TRACE_WARNING2("%s: Unhandled event: %d", __FUNCTION__, event); break; } } /******************************************************************************* ** ** Function bte_hh_evt ** ** Description Switches context from BTE to BTIF for all HH events ** ** Returns void ** *******************************************************************************/ static void bte_hh_evt(tBTA_HH_EVT event, tBTA_HH *p_data) { bt_status_t status; int param_len = 0; if (BTA_HH_ENABLE_EVT == event) param_len = sizeof(tBTA_HH_STATUS); else if (BTA_HH_OPEN_EVT == event) param_len = sizeof(tBTA_HH_CONN); else if (BTA_HH_DISABLE_EVT == event) param_len = sizeof(tBTA_HH_STATUS); else if (BTA_HH_CLOSE_EVT == event) param_len = sizeof(tBTA_HH_CBDATA); else if (BTA_HH_GET_DSCP_EVT == event) param_len = sizeof(tBTA_HH_DEV_DSCP_INFO); else if ((BTA_HH_GET_PROTO_EVT == event) || (BTA_HH_GET_RPT_EVT == event)|| (BTA_HH_GET_IDLE_EVT == event)) param_len = sizeof(tBTA_HH_HSDATA); else if ((BTA_HH_SET_PROTO_EVT == event) || (BTA_HH_SET_RPT_EVT == event) || (BTA_HH_VC_UNPLUG_EVT == event) || (BTA_HH_SET_IDLE_EVT == event)) param_len = sizeof(tBTA_HH_CBDATA); else if ((BTA_HH_ADD_DEV_EVT == event) || (BTA_HH_RMV_DEV_EVT == event) ) param_len = sizeof(tBTA_HH_DEV_INFO); else if (BTA_HH_API_ERR_EVT == event) param_len = 0; /* switch context to btif task context (copy full union size for convenience) */ status = btif_transfer_context(btif_hh_upstreams_evt, (uint16_t)event, (void*)p_data, param_len, NULL); /* catch any failed context transfers */ ASSERTC(status == BT_STATUS_SUCCESS, "context transfer failed", status); } /******************************************************************************* ** ** Function btif_hh_handle_evt ** ** Description Switches context for immediate callback ** ** Returns void ** *******************************************************************************/ static void btif_hh_handle_evt(UINT16 event, char *p_param) { bt_bdaddr_t *bd_addr = (bt_bdaddr_t*)p_param; BTIF_TRACE_EVENT2("%s: event=%d", __FUNCTION__, event); int ret; switch(event) { case BTIF_HH_CONNECT_REQ_EVT: { ret = btif_hh_connect(bd_addr); if(ret == BT_STATUS_SUCCESS) { HAL_CBACK(bt_hh_callbacks, connection_state_cb,bd_addr,BTHH_CONN_STATE_CONNECTING); } else HAL_CBACK(bt_hh_callbacks, connection_state_cb,bd_addr,BTHH_CONN_STATE_DISCONNECTED); } break; case BTIF_HH_DISCONNECT_REQ_EVT: { BTIF_TRACE_EVENT2("%s: event=%d", __FUNCTION__, event); btif_hh_disconnect(bd_addr); HAL_CBACK(bt_hh_callbacks, connection_state_cb,bd_addr,BTHH_CONN_STATE_DISCONNECTING); } break; case BTIF_HH_VUP_REQ_EVT: { BTIF_TRACE_EVENT2("%s: event=%d", __FUNCTION__, event); ret = btif_hh_virtual_unplug(bd_addr); } break; default: { BTIF_TRACE_WARNING2("%s : Unknown event 0x%x", __FUNCTION__, event); } break; } } /******************************************************************************* ** ** Function btif_hh_init ** ** Description initializes the hh interface ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t init( bthh_callbacks_t* callbacks ) { UINT32 i; BTIF_TRACE_EVENT1("%s", __FUNCTION__); bt_hh_callbacks = callbacks; memset(&btif_hh_cb, 0, sizeof(btif_hh_cb)); for (i = 0; i < BTIF_HH_MAX_HID; i++){ btif_hh_cb.devices[i].dev_status = BTHH_CONN_STATE_UNKNOWN; } /* Invoke the enable service API to the core to set the appropriate service_id */ btif_enable_service(BTA_HID_SERVICE_ID); return BT_STATUS_SUCCESS; } /******************************************************************************* ** ** Function connect ** ** Description connect to hid device ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t connect( bt_bdaddr_t *bd_addr) { if(btif_hh_cb.status != BTIF_HH_DEV_CONNECTING) { btif_transfer_context(btif_hh_handle_evt, BTIF_HH_CONNECT_REQ_EVT, (char*)bd_addr, sizeof(bt_bdaddr_t), NULL); return BT_STATUS_SUCCESS; } else return BT_STATUS_BUSY; } /******************************************************************************* ** ** Function disconnect ** ** Description disconnect from hid device ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t disconnect( bt_bdaddr_t *bd_addr ) { CHECK_BTHH_INIT(); btif_hh_device_t *p_dev; if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_WARNING2("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); return BT_STATUS_FAIL; } p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); if (p_dev != NULL) { return btif_transfer_context(btif_hh_handle_evt, BTIF_HH_DISCONNECT_REQ_EVT, (char*)bd_addr, sizeof(bt_bdaddr_t), NULL); } else { BTIF_TRACE_WARNING1("%s: Error, device not opened.", __FUNCTION__); return BT_STATUS_FAIL; } } /******************************************************************************* ** ** Function virtual_unplug ** ** Description Virtual UnPlug (VUP) the specified HID device. ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t virtual_unplug (bt_bdaddr_t *bd_addr) { CHECK_BTHH_INIT(); btif_hh_device_t *p_dev; char bd_str[18]; sprintf(bd_str, "%02X:%02X:%02X:%02X:%02X:%02X", bd_addr->address[0], bd_addr->address[1], bd_addr->address[2], bd_addr->address[3], bd_addr->address[4], bd_addr->address[5]); if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_ERROR2("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); return BT_STATUS_FAIL; } p_dev = btif_hh_find_dev_by_bda(bd_addr); if (!p_dev) { BTIF_TRACE_ERROR2("%s: Error, device %s not opened.", __FUNCTION__, bd_str); return BT_STATUS_FAIL; } btif_transfer_context(btif_hh_handle_evt, BTIF_HH_VUP_REQ_EVT, (char*)bd_addr, sizeof(bt_bdaddr_t), NULL); return BT_STATUS_SUCCESS; } /******************************************************************************* ** ** Function set_info ** ** Description Set the HID device descriptor for the specified HID device. ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t set_info (bt_bdaddr_t *bd_addr, bthh_hid_info_t hid_info ) { CHECK_BTHH_INIT(); tBTA_HH_DEV_DSCP_INFO dscp_info; BD_ADDR* bda = (BD_ADDR*) bd_addr; BTIF_TRACE_DEBUG6("addr = %02X:%02X:%02X:%02X:%02X:%02X", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); BTIF_TRACE_DEBUG6("%s: sub_class = 0x%02x, app_id = %d, vendor_id = 0x%04x, " "product_id = 0x%04x, version= 0x%04x", __FUNCTION__, hid_info.sub_class, hid_info.app_id, hid_info.vendor_id, hid_info.product_id, hid_info.version); if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_ERROR2("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); return BT_STATUS_FAIL; } dscp_info.vendor_id = hid_info.vendor_id; dscp_info.product_id = hid_info.product_id; dscp_info.version = hid_info.version; dscp_info.ctry_code = hid_info.ctry_code; dscp_info.descriptor.dl_len = hid_info.dl_len; dscp_info.descriptor.dsc_list = (UINT8 *) GKI_getbuf(dscp_info.descriptor.dl_len); if (dscp_info.descriptor.dsc_list == NULL) { ALOGE("%s: Failed to allocate DSCP for CB", __FUNCTION__); return BT_STATUS_FAIL; } memcpy(dscp_info.descriptor.dsc_list, &(hid_info.dsc_list), hid_info.dl_len); if (btif_hh_add_added_dev(*bd_addr, hid_info.attr_mask)) { BTA_HhAddDev(*bda, hid_info.attr_mask, hid_info.sub_class, hid_info.app_id, dscp_info); } GKI_freebuf(dscp_info.descriptor.dsc_list); return BT_STATUS_SUCCESS; } /******************************************************************************* ** ** Function get_idle_time ** ** Description Get the HID idle time ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t get_idle_time(bt_bdaddr_t *bd_addr) { CHECK_BTHH_INIT(); btif_hh_device_t *p_dev; BD_ADDR* bda = (BD_ADDR*) bd_addr; BTIF_TRACE_DEBUG6(" addr = %02X:%02X:%02X:%02X:%02X:%02X", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_ERROR2("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); return BT_STATUS_FAIL; } p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); if (p_dev != NULL) { //BTA_HhGetIdle(p_dev->dev_handle); } else { return BT_STATUS_FAIL; } return BT_STATUS_SUCCESS; } /******************************************************************************* ** ** Function set_idle_time ** ** Description Set the HID idle time ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t set_idle_time (bt_bdaddr_t *bd_addr, uint8_t idle_time) { CHECK_BTHH_INIT(); btif_hh_device_t *p_dev; BD_ADDR* bda = (BD_ADDR*) bd_addr; BTIF_TRACE_DEBUG6("addr = %02X:%02X:%02X:%02X:%02X:%02X", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_ERROR2("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); return BT_STATUS_FAIL; } p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); if (p_dev == NULL) { BTIF_TRACE_WARNING6(" Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); return BT_STATUS_FAIL; } else { //BTA_HhSetIdle(p_dev->dev_handle, idle_time); } return BT_STATUS_SUCCESS; } /******************************************************************************* ** ** Function get_protocol ** ** Description Get the HID proto mode. ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t get_protocol (bt_bdaddr_t *bd_addr, bthh_protocol_mode_t protocolMode) { CHECK_BTHH_INIT(); btif_hh_device_t *p_dev; BD_ADDR* bda = (BD_ADDR*) bd_addr; BTIF_TRACE_DEBUG6(" addr = %02X:%02X:%02X:%02X:%02X:%02X", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_ERROR2("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); return BT_STATUS_FAIL; } p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); if (p_dev != NULL) { BTA_HhGetProtoMode(p_dev->dev_handle); } else { return BT_STATUS_FAIL; } return BT_STATUS_SUCCESS; } /******************************************************************************* ** ** Function set_protocol ** ** Description Set the HID proto mode. ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t set_protocol (bt_bdaddr_t *bd_addr, bthh_protocol_mode_t protocolMode) { CHECK_BTHH_INIT(); btif_hh_device_t *p_dev; UINT8 proto_mode = protocolMode; BD_ADDR* bda = (BD_ADDR*) bd_addr; BTIF_TRACE_DEBUG2("%s:proto_mode = %d", __FUNCTION__,protocolMode); BTIF_TRACE_DEBUG6("addr = %02X:%02X:%02X:%02X:%02X:%02X", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_ERROR2("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); return BT_STATUS_FAIL; } p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); if (p_dev == NULL) { BTIF_TRACE_WARNING6(" Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); return BT_STATUS_FAIL; } else if (protocolMode != BTA_HH_PROTO_RPT_MODE && protocolMode != BTA_HH_PROTO_BOOT_MODE) { BTIF_TRACE_WARNING2("s: Error, device proto_mode = %d.", __FUNCTION__, proto_mode); return BT_STATUS_FAIL; } else { BTA_HhSetProtoMode(p_dev->dev_handle, protocolMode); } return BT_STATUS_SUCCESS; } /******************************************************************************* ** ** Function get_report ** ** Description Send a GET_REPORT to HID device. ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t get_report (bt_bdaddr_t *bd_addr, bthh_report_type_t reportType, uint8_t reportId, int bufferSize) { CHECK_BTHH_INIT(); btif_hh_device_t *p_dev; BD_ADDR* bda = (BD_ADDR*) bd_addr; BTIF_TRACE_DEBUG4("%s:proto_mode = %dr_type = %d, rpt_id = %d, buf_size = %d", __FUNCTION__, reportType, reportId, bufferSize); BTIF_TRACE_DEBUG6("addr = %02X:%02X:%02X:%02X:%02X:%02X", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_ERROR2("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); return BT_STATUS_FAIL; } p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); if (p_dev == NULL) { BTIF_TRACE_ERROR6("%s: Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); return BT_STATUS_FAIL; } else if ( ((int) reportType) <= BTA_HH_RPTT_RESRV || ((int) reportType) > BTA_HH_RPTT_FEATURE) { BTIF_TRACE_ERROR6(" Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); return BT_STATUS_FAIL; } else { BTA_HhGetReport(p_dev->dev_handle, reportType, reportId, bufferSize); } return BT_STATUS_SUCCESS; } /******************************************************************************* ** ** Function set_report ** ** Description Send a SET_REPORT to HID device. ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t set_report (bt_bdaddr_t *bd_addr, bthh_report_type_t reportType, char* report) { CHECK_BTHH_INIT(); btif_hh_device_t *p_dev; BD_ADDR* bda = (BD_ADDR*) bd_addr; BTIF_TRACE_DEBUG2("%s:reportType = %d", __FUNCTION__,reportType); BTIF_TRACE_DEBUG6("addr = %02X:%02X:%02X:%02X:%02X:%02X", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_ERROR2("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); return BT_STATUS_FAIL; } p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); if (p_dev == NULL) { BTIF_TRACE_ERROR6("%s: Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); return BT_STATUS_FAIL; } else if ( ( (int) reportType) <= BTA_HH_RPTT_RESRV || ( (int) reportType) > BTA_HH_RPTT_FEATURE) { BTIF_TRACE_ERROR6(" Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); return BT_STATUS_FAIL; } else { int hex_bytes_filled; UINT8 hexbuf[200]; UINT16 len = (strlen(report) + 1) / 2; if (p_dev->p_buf != NULL) { GKI_freebuf(p_dev->p_buf); } p_dev->p_buf = GKI_getbuf((UINT16) (len + BTA_HH_MIN_OFFSET + sizeof(BT_HDR))); if (p_dev->p_buf == NULL) { BTIF_TRACE_ERROR2("%s: Error, failed to allocate RPT buffer, len = %d", __FUNCTION__, len); return BT_STATUS_FAIL; } p_dev->p_buf->len = len; p_dev->p_buf->offset = BTA_HH_MIN_OFFSET; /* Build a SetReport data buffer */ memset(hexbuf, 0, 200); //TODO hex_bytes_filled = ascii_2_hex(report, len, hexbuf); ALOGI("Hex bytes filled, hex value: %d", hex_bytes_filled); if (hex_bytes_filled) { UINT8* pbuf_data; pbuf_data = (UINT8*) (p_dev->p_buf + 1) + p_dev->p_buf->offset; memcpy(pbuf_data, hexbuf, hex_bytes_filled); BTA_HhSetReport(p_dev->dev_handle, reportType, p_dev->p_buf); } return BT_STATUS_SUCCESS; } } /******************************************************************************* ** ** Function send_data ** ** Description Send a SEND_DATA to HID device. ** ** Returns bt_status_t ** *******************************************************************************/ static bt_status_t send_data (bt_bdaddr_t *bd_addr, char* data) { CHECK_BTHH_INIT(); btif_hh_device_t *p_dev; BD_ADDR* bda = (BD_ADDR*) bd_addr; BTIF_TRACE_DEBUG1("%s", __FUNCTION__); BTIF_TRACE_DEBUG6("addr = %02X:%02X:%02X:%02X:%02X:%02X", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_ERROR2("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); return BT_STATUS_FAIL; } p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); if (p_dev == NULL) { BTIF_TRACE_ERROR6("%s: Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); return BT_STATUS_FAIL; } else { int hex_bytes_filled; UINT8 hexbuf[200]; UINT16 len = (strlen(data) + 1) / 2; if (p_dev->p_buf != NULL) { GKI_freebuf(p_dev->p_buf); } p_dev->p_buf = GKI_getbuf((UINT16) (len + BTA_HH_MIN_OFFSET + sizeof(BT_HDR))); if (p_dev->p_buf == NULL) { BTIF_TRACE_ERROR2("%s: Error, failed to allocate RPT buffer, len = %d", __FUNCTION__, len); return BT_STATUS_FAIL; } p_dev->p_buf->len = len; p_dev->p_buf->offset = BTA_HH_MIN_OFFSET; /* Build a SetReport data buffer */ memset(hexbuf, 0, 200); hex_bytes_filled = ascii_2_hex(data, len, hexbuf); BTIF_TRACE_ERROR2("Hex bytes filled, hex value: %d, %d", hex_bytes_filled, len); if (hex_bytes_filled) { UINT8* pbuf_data; pbuf_data = (UINT8*) (p_dev->p_buf + 1) + p_dev->p_buf->offset; memcpy(pbuf_data, hexbuf, hex_bytes_filled); BTA_HhSendData(p_dev->dev_handle, *bda, p_dev->p_buf); return BT_STATUS_SUCCESS; } } return BT_STATUS_FAIL; } /******************************************************************************* ** ** Function cleanup ** ** Description Closes the HH interface ** ** Returns bt_status_t ** *******************************************************************************/ static void cleanup( void ) { BTIF_TRACE_EVENT1("%s", __FUNCTION__); btif_hh_device_t *p_dev; int i; if (btif_hh_cb.status == BTIF_HH_DISABLED) { BTIF_TRACE_WARNING2("%s: HH disabling or disabled already, status = %d", __FUNCTION__, btif_hh_cb.status); return; } btif_hh_cb.status = BTIF_HH_DISABLING; for (i = 0; i < BTIF_HH_MAX_HID; i++) { p_dev = &btif_hh_cb.devices[i]; if (p_dev->dev_status != BTHH_CONN_STATE_UNKNOWN && p_dev->fd >= 0) { BTIF_TRACE_DEBUG2("%s: Closing uhid fd = %d", __FUNCTION__, p_dev->fd); bta_hh_co_destroy(p_dev->fd); p_dev->fd = -1; p_dev->hh_keep_polling = 0; p_dev->hh_poll_thread_id = -1; } } if (bt_hh_callbacks) { btif_disable_service(BTA_HID_SERVICE_ID); bt_hh_callbacks = NULL; } } static const bthh_interface_t bthhInterface = { sizeof(bt_interface_t), init, connect, disconnect, virtual_unplug, set_info, get_protocol, set_protocol, // get_idle_time, // set_idle_time, get_report, set_report, send_data, cleanup, }; /******************************************************************************* ** ** Function btif_hh_execute_service ** ** Description Initializes/Shuts down the service ** ** Returns BT_STATUS_SUCCESS on success, BT_STATUS_FAIL otherwise ** *******************************************************************************/ bt_status_t btif_hh_execute_service(BOOLEAN b_enable) { if (b_enable) { /* Enable and register with BTA-HH */ BTA_HhEnable(BTA_SEC_NONE, FALSE, bte_hh_evt); } else { /* Disable HH */ BTA_HhDisable(); } return BT_STATUS_SUCCESS; } /******************************************************************************* ** ** Function btif_hh_get_interface ** ** Description Get the hh callback interface ** ** Returns bthh_interface_t ** *******************************************************************************/ const bthh_interface_t *btif_hh_get_interface() { BTIF_TRACE_EVENT1("%s", __FUNCTION__); return &bthhInterface; }