diff options
Diffstat (limited to 'video_in_hal/input_hal/src/input_udev_monitor.cpp')
| -rwxr-xr-x | video_in_hal/input_hal/src/input_udev_monitor.cpp | 566 |
1 files changed, 0 insertions, 566 deletions
diff --git a/video_in_hal/input_hal/src/input_udev_monitor.cpp b/video_in_hal/input_hal/src/input_udev_monitor.cpp deleted file mode 100755 index 5d8cc6b..0000000 --- a/video_in_hal/input_hal/src/input_udev_monitor.cpp +++ /dev/null @@ -1,566 +0,0 @@ -/* - * @copyright Copyright (c) 2017-2020 TOYOTA MOTOR 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. - */ - -#include <errno.h> -#include <fcntl.h> -#include <pthread.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <sys/prctl.h> -#include <sys/stat.h> -#include <sys/types.h> -#include <unistd.h> - -#include <libudev.h> -#include <native_service/ns_message_center_if.h> - -#include "input_hal.h" -#include "input_hal_debug.h" -#include "input_hal_internal.h" -#include "input_drm.h" -#include "input_udev_monitor.h" - -#define HAL_INPUT_UDEVMONITOR_THREADNAME "input_hal_udevm" -#define max_value(x, y) ((x) > (y) ? (x) : (y)) - -#define INPUT_VIRTUAL_INPUTDEVICE_NAME "/devices/virtual" /* Virtual device name created by SwitchManager */ - -// Enough name length to contain node name -#define INPUT_NODE_NAME_LENGTH 256 - -#define TRACKING_ID_NONE -1 - -static struct InputUdevMonitorInfo g_input_udevmonitor_info; -static HANDLE g_sender_handle; -static bool g_input_touch_init_notify = false; -extern char* g_app_name; /* app name */ -bool g_break_from_watch = false; /* watch thread loop break flag */ -pthread_t g_udev_monitor_thread = -1; /* udev monitor thread */ - -static void InputUdevMonitorTouchInitFinEventSend(int result) { - struct TouchInitFinishInput msg; - - if (g_input_touch_init_notify) { - return; - } - - if (NULL == g_sender_handle) { - g_sender_handle = McOpenSender(g_app_name); - } - msg.result = result; - - InputUtilMCSend( - g_sender_handle, HAL_INPUT_SOURCE_NAME, - HAL_INPUT_NOTIFY_TOUCH_INIT_FINISH, sizeof(msg), &msg); - g_input_touch_init_notify = true; -} - -static void InputUdevMonitorInputEventHandle(int fd, int device_type, int notify_id) { - ssize_t read_size; - struct EventsPackageInput events = {0}; - - read_size = read(fd, events.event, sizeof(events.event)); - if (read_size > 0) { - events.count = read_size / sizeof(struct input_event); - events.device_type = device_type; - - if (NULL == g_sender_handle) { - g_sender_handle = McOpenSender(g_app_name); - } - - InputUtilMCSend( - g_sender_handle, HAL_INPUT_SOURCE_NAME, - notify_id, sizeof(events), &events); - } -} - -static void InputUdevMonitorTouchEventHandle(int fd, int notify_id) { - ssize_t read_size; - struct input_event event[HAL_INPUT_EVENT_COUNT] = {0}; - int touch_status; - - read_size = read(fd, event, sizeof(event)); - - if (read_size > 0) { - if (NULL == g_sender_handle) { - g_sender_handle = McOpenSender(g_app_name); - } - - int event_num = read_size / sizeof(struct input_event); - - for (int index = 0; index < event_num; ++index) { - if (EV_ABS == event[index].type) { - if (event[index].code == ABS_MT_TRACKING_ID) { - if (TRACKING_ID_NONE == event[index].value) { - touch_status = HAL_INPUT_TOUCH_RELEASE; - } else { - touch_status = HAL_INPUT_TOUCH_PRESS; - } - InputUtilMCSend( - g_sender_handle, HAL_INPUT_SOURCE_NAME, - notify_id, sizeof(touch_status), &touch_status); - } - } - } - } -} - -static int InputUdevMonitorDeviceAssort(struct udev_device *dev) { - const char *property; - - char touch_key_device_name[INPUT_NODE_NAME_LENGTH] = { 0 }; - GetKeyNameTouch(touch_key_device_name, sizeof(touch_key_device_name)); - const char *sysattr_name = udev_device_get_sysattr_value(dev, "name"); - if ((sysattr_name) && - (0 == strcmp(touch_key_device_name, sysattr_name))) { - INPUT_LOG_TRACE("DeviceAssort : ESC_SW\n"); - return HAL_INPUT_DEVICE_TOUCH_ESCKEY; - } - - char touch_device_name[INPUT_NODE_NAME_LENGTH] = { 0 }; - GetPanelNameTouch(touch_device_name, sizeof(touch_device_name)); - sysattr_name = udev_device_get_sysattr_value(dev, "name"); - if ((sysattr_name) && - (0 == strcmp(touch_device_name, sysattr_name))) { - INPUT_LOG_TRACE("DeviceAssort : Touch\n"); - return HAL_INPUT_DEVICE_TOUCH; - } - - property = udev_device_get_property_value(dev, "ID_INPUT_KEYBOARD"); - if ((property) && (strcmp("1", property) == 0)) { - INPUT_LOG_TRACE("DeviceAssort : KeyBoard\n"); - return HAL_INPUT_DEVICE_KEYBOARD; - } - - property = udev_device_get_property_value(dev, "ID_INPUT_TABLET"); - if ((property) && (strcmp("1", property) == 0)) { - INPUT_LOG_TRACE("DeviceAssort : Tablet\n"); - return HAL_INPUT_DEVICE_INVALID; - } - - property = udev_device_get_property_value(dev, "ID_INPUT_TOUCHPAD"); - if ((property) && (strcmp("1", property) == 0)) { - INPUT_LOG_TRACE("DeviceAssort : Touch pad\n"); - return HAL_INPUT_DEVICE_TABLET_FINGER; - } - - return HAL_INPUT_DEVICE_INVALID; -} - -static void InputUdevMonitorDeviceListOutput(void) { - struct InputUtilList *p; - - INPUT_LOG_TRACE("OutputList >> start ======================\n"); - input_list_for_each(p, &g_input_udevmonitor_info.dev_list.list) { - struct InputInputDeviceList *entry = input_list_entry(p, struct InputInputDeviceList, list); - if (NULL != entry) { - INPUT_LOG_TRACE("FD: %d Device=%s Assort=%d\n", - entry->fd, entry->device_node, entry->device_assort); - } - } - INPUT_LOG_TRACE("OutputList << end ======================\n"); -} - -static void InputUdevMonitorDeviceListDelete(const char *node) { - struct InputUtilList *p; - - input_list_for_each(p, &g_input_udevmonitor_info.dev_list.list) { - struct InputInputDeviceList *entry = input_list_entry(p, struct InputInputDeviceList, list); - if (strcmp(node, entry->device_node) == 0) { - close(entry->fd); - InputUtilListDelete(p); - free(entry); - break; - } - } - InputUdevMonitorDeviceListOutput(); -} - -static int InputUdevMonitorDeviceListAdd(int fd, int device_assort, const char *node) { - int ret = HAL_INPUT_RET_NORMAL; - struct InputInputDeviceList *p; - - p = (struct InputInputDeviceList *) malloc(sizeof(struct InputInputDeviceList)); - if (p) { - p->fd = fd; - p->device_assort = device_assort; - - if (strlen(node) < INPUT_DEVICE_NODE_LENGTH_MAX) { - strncpy(p->device_node, node, sizeof(p->device_node) - 1); - InputUdevMonitorDeviceListDelete(node); - InputUtilListAdd(&p->list, &g_input_udevmonitor_info.dev_list.list); - } else { - ret = HAL_INPUT_RET_ERROR; - } - } else { - ret = HAL_INPUT_RET_ERROR; - } - - InputUdevMonitorDeviceListOutput(); - - return ret; -} - -static int InputUdevMonitorInputEventGrab(const char *node, struct udev_device *dev) { - int fd, rtn; - - InputUdevMonitorDeviceListDelete(node); - - fd = open(node, O_RDONLY); - - if (fd < 0) { - INPUT_ERROR_LOG("ERR: open %s errno=%d \n", node, errno); - goto err_rtn; - } - - rtn = ioctl(fd, EVIOCGRAB, 1); - if (rtn) { - INPUT_ERROR_LOG("ERR: ioctl grab %s \n", node); - goto err_rtn_close; - } - INPUT_LOG_TRACE("%s Grab \n", node); - - /* Backup FD */ - rtn = InputUdevMonitorDeviceListAdd(fd, InputUdevMonitorDeviceAssort(dev), node); - if (rtn) { - goto err_rtn_close; - } - - return HAL_INPUT_RET_NORMAL; - -err_rtn_close: - close(fd); -err_rtn: - INPUT_LOG_TRACE("%s Grab impossible \n", node); - return HAL_INPUT_RET_ERROR; -} - -static void InputUdevMonitorFDSet(int *nfds, fd_set *fds) { - struct InputUtilList *p; - - input_list_for_each(p, &g_input_udevmonitor_info.dev_list.list) { - struct InputInputDeviceList *entry = input_list_entry(p, struct InputInputDeviceList, list); - - switch (entry->device_assort) { - case HAL_INPUT_DEVICE_TOUCH_ESCKEY: - case HAL_INPUT_DEVICE_TOUCH: - case HAL_INPUT_DEVICE_KEYBOARD: - case HAL_INPUT_DEVICE_TABLET_FINGER: - FD_SET(entry->fd, fds); - *nfds = max_value(*nfds, entry->fd); - break; - default: - break; - } - } -} - -static void InputUdevMonitorFDHandle(fd_set *fds) { - struct InputUtilList *p; - - input_list_for_each(p, &g_input_udevmonitor_info.dev_list.list) { - struct InputInputDeviceList *entry = input_list_entry(p, struct InputInputDeviceList, list); - if (FD_ISSET(entry->fd, fds)) { - int notify_id = 0; - switch (entry->device_assort) { - case HAL_INPUT_DEVICE_TOUCH_ESCKEY: - notify_id = HAL_INPUT_NOTIFY_ESC_KEY; - break; - case HAL_INPUT_DEVICE_TOUCH: - notify_id = HAL_INPUT_NOTIFY_TOUCH; - break; - case HAL_INPUT_DEVICE_KEYBOARD: - notify_id = HAL_INPUT_NOTIFY_KEY_BOARD; - break; - case HAL_INPUT_DEVICE_TABLET_FINGER: - notify_id = HAL_INPUT_NOTIFY_TABLET_FINGER; - break; - default: - return; - } - if (notify_id == HAL_INPUT_NOTIFY_TOUCH) { - InputUdevMonitorTouchEventHandle(entry->fd, notify_id); - } else { - InputUdevMonitorInputEventHandle(entry->fd, entry->device_assort, notify_id); - } - } - } -} - -static int InputUdevMonitorInit(void) { - g_input_udevmonitor_info.udev = udev_new(); - if (NULL == g_input_udevmonitor_info.udev) { - INPUT_ERROR_LOG("ERR: udev_new ret=%d \n", errno); - return HAL_INPUT_RET_ERROR; - } - - // create the udev monitor - g_input_udevmonitor_info.monitor = udev_monitor_new_from_netlink(g_input_udevmonitor_info.udev, "udev"); - udev_monitor_filter_add_match_subsystem_devtype(g_input_udevmonitor_info.monitor, "input", NULL); - - // start receiving hotplug events - udev_monitor_enable_receiving(g_input_udevmonitor_info.monitor); - - INPUT_INIT_LIST_HEAD(&g_input_udevmonitor_info.dev_list.list) - - return HAL_INPUT_RET_NORMAL; -} - -static void InputUdevMonitorDeinit(void) { - // destroy the udev monitor - udev_monitor_unref(g_input_udevmonitor_info.monitor); - // destroy the udev object - udev_unref(g_input_udevmonitor_info.udev); - - if (g_sender_handle != NULL) { - McClose(g_sender_handle); - g_sender_handle = NULL; - } - - g_input_touch_init_notify = false; -} - -static int InputUdevMonitorDevicesGet(void) { - int ret; - struct udev_enumerate *enumerate; - struct udev_list_entry *devices, *dev_list_entry; - char touch_device_name[INPUT_NODE_NAME_LENGTH] = { 0}; - const char* sysattr_name; - bool input_touch_device_found = false; - - // Create a list of the devices in the 'usb_device' subsystem. - enumerate = udev_enumerate_new(g_input_udevmonitor_info.udev); - udev_enumerate_add_match_subsystem(enumerate, "input"); - udev_enumerate_scan_devices(enumerate); - devices = udev_enumerate_get_list_entry(enumerate); - GetPanelNameTouch(touch_device_name, sizeof(touch_device_name)); - - // Enumerate device list - udev_list_entry_foreach(dev_list_entry, devices) { - const char *path, *node; - - // Get the filename of the /sys entry for the device and create a udev_device object (dev) representing it - path = udev_list_entry_get_name(dev_list_entry); - struct udev_device* dev = udev_device_new_from_syspath(g_input_udevmonitor_info.udev, path); - if (NULL == dev) continue; - - // usb_device_get_devnode() returns the path to the device node itself in /dev. - node = udev_device_get_devnode(dev); - if (!node) { - udev_device_unref(dev); - continue; - } - - // Filter device name is eventX - if (strncmp("event", udev_device_get_sysname(dev), sizeof("event") -1) != 0) { - udev_device_unref(dev); - continue; - } - - // virtual device - if (strncmp(INPUT_VIRTUAL_INPUTDEVICE_NAME, udev_device_get_devpath(dev), - sizeof(INPUT_VIRTUAL_INPUTDEVICE_NAME) - 1) == 0) { - INPUT_LOG_TRACE("Found Virtual Device : %s \n", node); - udev_device_unref(dev); - continue; - } - - // check parent is input - struct udev_device* input_dev = udev_device_get_parent_with_subsystem_devtype(dev, "input", NULL); - if (NULL == input_dev) { - udev_device_unref(dev); - continue; - } - - sysattr_name = udev_device_get_sysattr_value(input_dev, "name"); - if (NULL == sysattr_name) { - INPUT_ERROR_LOG("ERR: Unable to find sysattr \n"); - udev_device_unref(dev); - continue; - } - - // touchpanel device - if (0 == strcmp(touch_device_name, sysattr_name)) { - INPUT_LOG_TRACE("Found %s : %s \n", touch_device_name, path); - int spec_reso_h; - int spec_reso_v; - GetPanelSpecResolutionInput(&spec_reso_h, &spec_reso_v); - ret = ConfigTouch(udev_device_get_syspath(input_dev), - spec_reso_h, spec_reso_v); - - if (HAL_INPUT_RET_NORMAL == ret) { - int status; - ret = GetConfigStatusTouch(&status); - if (HAL_INPUT_RET_NORMAL == ret) { - if (HAL_INPUT_TOUCH_CONFIG_OFF == status) { - InputUdevMonitorTouchInitFinEventSend(HAL_INPUT_RET_NORMAL); - } - } else { - INPUT_ERROR_LOG("GetConfigStatusTouch fail\n"); - InputUdevMonitorTouchInitFinEventSend(HAL_INPUT_RET_ERROR); - } - } else { - INPUT_ERROR_LOG("ConfigTouch fail\n"); - InputUdevMonitorTouchInitFinEventSend(HAL_INPUT_RET_ERROR); - } - - input_touch_device_found = true; - } - - INPUT_LOG_TRACE("Found Device : %s \n", node); - - /* Modified not to notify input events to other processes */ - InputUdevMonitorInputEventGrab(node, input_dev); - - udev_device_unref(dev); - } // end foreach - - if (!input_touch_device_found) { - INPUT_ERROR_LOG("ERR: Dummy Device Create"); - InputUdevMonitorTouchInitFinEventSend(HAL_INPUT_RET_NORMAL); - } - - // Free the enumerator object - udev_enumerate_unref(enumerate); - - return HAL_INPUT_RET_NORMAL; -} - -static void InputUdevMonitorDeviceStatusChange(int fd, fd_set *fds) { - if (FD_ISSET(fd, fds)) { - // receive the relevant device - struct udev_device* dev = udev_monitor_receive_device(g_input_udevmonitor_info.monitor); - if (NULL == dev) return; - - // input_udev_DevicesGet(udm); - const char* action = udev_device_get_action(dev); - const char* node = udev_device_get_devnode(dev); - if ((!action) || (!node)) { - udev_device_unref(dev); - return; - } - - if (strncmp("event", udev_device_get_sysname(dev), sizeof("event") -1) != 0) { - INPUT_LOG_TRACE("not event device %s \n", udev_device_get_sysname(dev)); - udev_device_unref(dev); - return; - } - - if (strncmp(INPUT_VIRTUAL_INPUTDEVICE_NAME, udev_device_get_devpath(dev), - sizeof(INPUT_VIRTUAL_INPUTDEVICE_NAME) - 1) == 0) { - udev_device_unref(dev); - return; - } - - if (strcmp(action, "remove") == 0) { - InputUdevMonitorDeviceListDelete(node); - } - - struct udev_device* input_dev = udev_device_get_parent_with_subsystem_devtype(dev, "input", NULL); - if (NULL == input_dev) { - udev_device_unref(dev); - return; - } - char touch_device_name[INPUT_NODE_NAME_LENGTH] = { 0}; - GetPanelNameTouch(touch_device_name, sizeof(touch_device_name)); - const char *sysattr_name = udev_device_get_sysattr_value(input_dev, "name"); - if (NULL == sysattr_name) { - INPUT_ERROR_LOG("ERR: Unable to find sysattr \n"); - udev_device_unref(dev); - return; - } - - if (0 == strcmp(touch_device_name, sysattr_name)) { - if (strcmp(action, "remove") == 0) { - } else { - INPUT_LOG_TRACE("Found %s \n", touch_device_name); - InputUdevMonitorTouchInitFinEventSend(HAL_INPUT_RET_NORMAL); - } - } - - INPUT_LOG_TRACE("%s : %s \n", node, action); - if (strcmp(action, "remove") == 0) { - } else { - /* Modified not to notify input events to other processes */ - InputUdevMonitorInputEventGrab(node, input_dev); - } - udev_device_unref(dev); - } -} - -static void InputUdevMonitorWatch(void) { - fd_set fds; - int fd = udev_monitor_get_fd(g_input_udevmonitor_info.monitor); - - if (fd != -1) { - while (!g_break_from_watch) { - FD_ZERO(&fds); - FD_SET(fd, &fds); - int nfds = max_value(0, fd); - - InputUdevMonitorFDSet(&nfds, &fds); - - struct timeval timeout; - timeout.tv_sec = 0; - timeout.tv_usec = 100 * 1000; - int ret = select(nfds + 1, &fds, NULL, NULL, &timeout); - if (ret > 0) { - InputUdevMonitorDeviceStatusChange(fd, &fds); - - InputUdevMonitorFDHandle(&fds); - } - } - } else { - INPUT_ERROR_LOG("ERR: udev_monitor_get_fd"); - } -} - -static void *InputUdevMonitorMain(void * arg) { - int rtn; - prctl(PR_SET_NAME, HAL_INPUT_UDEVMONITOR_THREADNAME); - - rtn = InputUdevMonitorInit(); - if (rtn != HAL_INPUT_RET_NORMAL) { - goto err_rtn; - } - - /* Get input device */ - InputUdevMonitorDevicesGet(); - - /* Input device monitoring (basically never get out from here) */ - InputUdevMonitorWatch(); - - InputUdevMonitorDeinit(); - - return NULL; - -err_rtn: - INPUT_LOG_TRACE("pthread_detach\n"); - return NULL; -} - -int32_t InputUdevMonitorThreadCreate(void) { - int ret; - - ret = pthread_create(&g_udev_monitor_thread, NULL, InputUdevMonitorMain, NULL); - if (ret != 0) { - INPUT_ERROR_LOG("ERR: pthread_create =%d\n", errno); - return HAL_INPUT_RET_ERROR; - } - - return HAL_INPUT_RET_NORMAL; -} |