From 68ff6eba8345e3ac7c6d007fc5db720e664a5bee Mon Sep 17 00:00:00 2001 From: mcgi5sr2 Date: Tue, 8 Sep 2015 10:42:33 +0100 Subject: i9300: GPS modifications for use of Groupers PIE blobs [1/2] gps.xml removal of values that cause segfualt init.rc addition of required data folders and init of gps-daemon (gpsd->glgps) Set preset values gps.h header removed as non-samsung blobs Conflicts: include/hardware/gps.h Change-Id: I9e07d8a507b5669987480a4ecae4f7697685e1f4 --- configs/gps.xml | 16 +- include/hardware/gps.h | 949 ------------------------------------------------- 2 files changed, 3 insertions(+), 962 deletions(-) delete mode 100644 include/hardware/gps.h diff --git a/configs/gps.xml b/configs/gps.xml index 0289635..acbcef2 100644 --- a/configs/gps.xml +++ b/configs/gps.xml @@ -7,16 +7,12 @@ gpioNStdbyPath="/sys/class/sec/gps/GPS_PWR_EN/value" gpioNResetPath="/sys/class/sec/gps/GPS_nRST/value" gpioDelayMs="250" - acNvStoDir="/data/" - FactoryTestFilePath="/data/" + acNvStoDir="/data/gps/" + acNmeaOutName="/data/gps/nmea_out" + ctrlPipe="/data/gps/glgpsctrl" acLogDirectory="/sdcard/gps/broadcom/" - TISEnabled="true" - LPmode="false" - cp-cold-start="false" - cp-guard-time-sec="1" - arp-supl-enable="true" arp-supl-cap-msb="true" arp-supl-cap-msa="true" @@ -32,17 +28,11 @@ SuplUT3Seconds="20" SuplVersion="1" - LbsEnable="true" - LbsLocal="false" - LbsServer="BCMLS2.glpals.com" - LbsPort="7275" LbsSyncLto="false" SyncLto="true" ltoFileName="lto2.dat" acLtoDir="/data/gps/" LbsSyncLtoThresholdDays="3" - LbsTAC="10101222" - LbsWlanEnable="false" IgnoreJniTime="true" AssertEnabled="false" diff --git a/include/hardware/gps.h b/include/hardware/gps.h deleted file mode 100644 index ba6eb5c..0000000 --- a/include/hardware/gps.h +++ /dev/null @@ -1,949 +0,0 @@ -/* - * Copyright (C) 2010 The Android Open Source Project - * - * 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. - */ - -#ifndef ANDROID_INCLUDE_HARDWARE_GPS_H -#define ANDROID_INCLUDE_HARDWARE_GPS_H - -#include -#include -#include -#include - -#include - -__BEGIN_DECLS - -/** - * The id of this module - */ -#define GPS_HARDWARE_MODULE_ID "gps" - - -/** Milliseconds since January 1, 1970 */ -typedef int64_t GpsUtcTime; - -/** Maximum number of SVs for gps_sv_status_callback(). */ -#define GPS_MAX_SVS 32 - -/** Requested operational mode for GPS operation. */ -typedef uint32_t GpsPositionMode; -// IMPORTANT: Note that the following values must match -// constants in GpsLocationProvider.java. -/** Mode for running GPS standalone (no assistance). */ -#define GPS_POSITION_MODE_STANDALONE 0 -/** AGPS MS-Based mode. */ -#define GPS_POSITION_MODE_MS_BASED 1 -/** AGPS MS-Assisted mode. */ -#define GPS_POSITION_MODE_MS_ASSISTED 2 - -/** Requested recurrence mode for GPS operation. */ -typedef uint32_t GpsPositionRecurrence; -// IMPORTANT: Note that the following values must match -// constants in GpsLocationProvider.java. -/** Receive GPS fixes on a recurring basis at a specified period. */ -#define GPS_POSITION_RECURRENCE_PERIODIC 0 -/** Request a single shot GPS fix. */ -#define GPS_POSITION_RECURRENCE_SINGLE 1 - -/** GPS status event values. */ -typedef uint16_t GpsStatusValue; -// IMPORTANT: Note that the following values must match -// constants in GpsLocationProvider.java. -/** GPS status unknown. */ -#define GPS_STATUS_NONE 0 -/** GPS has begun navigating. */ -#define GPS_STATUS_SESSION_BEGIN 1 -/** GPS has stopped navigating. */ -#define GPS_STATUS_SESSION_END 2 -/** GPS has powered on but is not navigating. */ -#define GPS_STATUS_ENGINE_ON 3 -/** GPS is powered off. */ -#define GPS_STATUS_ENGINE_OFF 4 - -/** Flags to indicate which values are valid in a GpsLocation. */ -typedef uint16_t GpsLocationFlags; -// IMPORTANT: Note that the following values must match -// constants in GpsLocationProvider.java. -/** GpsLocation has valid latitude and longitude. */ -#define GPS_LOCATION_HAS_LAT_LONG 0x0001 -/** GpsLocation has valid altitude. */ -#define GPS_LOCATION_HAS_ALTITUDE 0x0002 -/** GpsLocation has valid speed. */ -#define GPS_LOCATION_HAS_SPEED 0x0004 -/** GpsLocation has valid bearing. */ -#define GPS_LOCATION_HAS_BEARING 0x0008 -/** GpsLocation has valid accuracy. */ -#define GPS_LOCATION_HAS_ACCURACY 0x0010 - -/** Flags for the gps_set_capabilities callback. */ - -/** GPS HAL schedules fixes for GPS_POSITION_RECURRENCE_PERIODIC mode. - If this is not set, then the framework will use 1000ms for min_interval - and will start and call start() and stop() to schedule the GPS. - */ -#define GPS_CAPABILITY_SCHEDULING 0x0000001 -/** GPS supports MS-Based AGPS mode */ -#define GPS_CAPABILITY_MSB 0x0000002 -/** GPS supports MS-Assisted AGPS mode */ -#define GPS_CAPABILITY_MSA 0x0000004 -/** GPS supports single-shot fixes */ -#define GPS_CAPABILITY_SINGLE_SHOT 0x0000008 -/** GPS supports on demand time injection */ -#define GPS_CAPABILITY_ON_DEMAND_TIME 0x0000010 - -/** Flags used to specify which aiding data to delete - when calling delete_aiding_data(). */ -typedef uint16_t GpsAidingData; -// IMPORTANT: Note that the following values must match -// constants in GpsLocationProvider.java. -#define GPS_DELETE_EPHEMERIS 0x0001 -#define GPS_DELETE_ALMANAC 0x0002 -#define GPS_DELETE_POSITION 0x0004 -#define GPS_DELETE_TIME 0x0008 -#define GPS_DELETE_IONO 0x0010 -#define GPS_DELETE_UTC 0x0020 -#define GPS_DELETE_HEALTH 0x0040 -#define GPS_DELETE_SVDIR 0x0080 -#define GPS_DELETE_SVSTEER 0x0100 -#define GPS_DELETE_SADATA 0x0200 -#define GPS_DELETE_RTI 0x0400 -#define GPS_DELETE_CELLDB_INFO 0x8000 -#define GPS_DELETE_ALL 0xFFFF - -/** AGPS type */ -typedef uint16_t AGpsType; -#define AGPS_TYPE_SUPL 1 -#define AGPS_TYPE_C2K 2 - -typedef uint16_t AGpsSetIDType; -#define AGPS_SETID_TYPE_NONE 0 -#define AGPS_SETID_TYPE_IMSI 1 -#define AGPS_SETID_TYPE_MSISDN 2 - -/** - * String length constants - */ -#define GPS_NI_SHORT_STRING_MAXLEN 256 -#define GPS_NI_LONG_STRING_MAXLEN 2048 - -/** - * GpsNiType constants - */ -typedef uint32_t GpsNiType; -#define GPS_NI_TYPE_VOICE 1 -#define GPS_NI_TYPE_UMTS_SUPL 2 -#define GPS_NI_TYPE_UMTS_CTRL_PLANE 3 - -/** - * GpsNiNotifyFlags constants - */ -typedef uint32_t GpsNiNotifyFlags; -/** NI requires notification */ -#define GPS_NI_NEED_NOTIFY 0x0001 -/** NI requires verification */ -#define GPS_NI_NEED_VERIFY 0x0002 -/** NI requires privacy override, no notification/minimal trace */ -#define GPS_NI_PRIVACY_OVERRIDE 0x0004 - -/** - * GPS NI responses, used to define the response in - * NI structures - */ -typedef int GpsUserResponseType; -#define GPS_NI_RESPONSE_ACCEPT 1 -#define GPS_NI_RESPONSE_DENY 2 -#define GPS_NI_RESPONSE_NORESP 3 - -/** - * NI data encoding scheme - */ -typedef int GpsNiEncodingType; -#define GPS_ENC_NONE 0 -#define GPS_ENC_SUPL_GSM_DEFAULT 1 -#define GPS_ENC_SUPL_UTF8 2 -#define GPS_ENC_SUPL_UCS2 3 -#define GPS_ENC_UNKNOWN -1 - -/** AGPS status event values. */ -typedef uint16_t AGpsStatusValue; -/** GPS requests data connection for AGPS. */ -#define GPS_REQUEST_AGPS_DATA_CONN 1 -/** GPS releases the AGPS data connection. */ -#define GPS_RELEASE_AGPS_DATA_CONN 2 -/** AGPS data connection initiated */ -#define GPS_AGPS_DATA_CONNECTED 3 -/** AGPS data connection completed */ -#define GPS_AGPS_DATA_CONN_DONE 4 -/** AGPS data connection failed */ -#define GPS_AGPS_DATA_CONN_FAILED 5 - -#define AGPS_REF_LOCATION_TYPE_GSM_CELLID 1 -#define AGPS_REF_LOCATION_TYPE_UMTS_CELLID 2 -#define AGPS_REG_LOCATION_TYPE_MAC 3 - -/** Network types for update_network_state "type" parameter */ -#define AGPS_RIL_NETWORK_TYPE_MOBILE 0 -#define AGPS_RIL_NETWORK_TYPE_WIFI 1 -#define AGPS_RIL_NETWORK_TYPE_MOBILE_MMS 2 -#define AGPS_RIL_NETWORK_TYPE_MOBILE_SUPL 3 -#define AGPS_RIL_NETWORK_TTYPE_MOBILE_DUN 4 -#define AGPS_RIL_NETWORK_TTYPE_MOBILE_HIPRI 5 -#define AGPS_RIL_NETWORK_TTYPE_WIMAX 6 - -/** - * Name for the GPS XTRA interface. - */ -#define GPS_XTRA_INTERFACE "gps-xtra" - -/** - * Name for the GPS DEBUG interface. - */ -#define GPS_DEBUG_INTERFACE "gps-debug" - -/** - * Name for the AGPS interface. - */ -#define AGPS_INTERFACE "agps" - -/** - * Name for NI interface - */ -#define GPS_NI_INTERFACE "gps-ni" - -/** - * Name for the AGPS-RIL interface. - */ -#define AGPS_RIL_INTERFACE "agps_ril" - -/** - * The GPS chipset can use Psc for AGPS. - */ -#define AGPS_USE_PSC - -/* - * Name for the GPS_Geofencing interface. - */ -#define GPS_GEOFENCING_INTERFACE "gps_geofencing" - -/** Represents a location. */ -typedef struct { - /** set to sizeof(GpsLocation) */ - size_t size; - /** Contains GpsLocationFlags bits. */ - uint16_t flags; - /** Represents latitude in degrees. */ - double latitude; - /** Represents longitude in degrees. */ - double longitude; - /** Represents altitude in meters above the WGS 84 reference - * ellipsoid. */ - double altitude; - /** Represents speed in meters per second. */ - float speed; - /** Represents heading in degrees. */ - float bearing; - /** Represents expected accuracy in meters. */ - float accuracy; - /** Timestamp for the location fix. */ - GpsUtcTime timestamp; -} GpsLocation; - -/** Represents the status. */ -typedef struct { - /** set to sizeof(GpsStatus) */ - size_t size; - GpsStatusValue status; -} GpsStatus; - -/** Represents SV information. */ -typedef struct { - /** set to sizeof(GpsSvInfo) */ - size_t size; - /** Pseudo-random number for the SV. */ - int prn; - /** Signal to noise ratio. */ - float snr; - /** Elevation of SV in degrees. */ - float elevation; - /** Azimuth of SV in degrees. */ - float azimuth; - /** Unknown field in Samsung I9100 libgps - May be an indicator for constellation type - (GPS, GLONASS, Galileo)? - Used on GT-I9100, likely also present on GT-N7000, - SGH-I717, SGH-I727 but this needs confirmation. - */ - int unknown_samsung_field; -} GpsSvInfo; - -/** Represents SV status. */ -typedef struct { - /** set to sizeof(GpsSvStatus) */ - size_t size; - - /** Number of SVs currently visible. */ - int num_svs; - - /** Contains an array of SV information. */ - GpsSvInfo sv_list[GPS_MAX_SVS]; - - /** Represents a bit mask indicating which SVs - * have ephemeris data. - */ - uint32_t ephemeris_mask; - - /** Represents a bit mask indicating which SVs - * have almanac data. - */ - uint32_t almanac_mask; - - /** - * Represents a bit mask indicating which SVs - * were used for computing the most recent position fix. - */ - uint32_t used_in_fix_mask; -} GpsSvStatus; - -/* 2G and 3G */ -/* In 3G lac is discarded */ -typedef struct { - uint16_t type; - uint16_t mcc; - uint16_t mnc; - uint16_t lac; -#ifdef AGPS_USE_PSC - uint16_t psc; -#endif - uint32_t cid; -} AGpsRefLocationCellID; - -typedef struct { - uint8_t mac[6]; -} AGpsRefLocationMac; - -/** Represents ref locations */ -typedef struct { - uint16_t type; - union { - AGpsRefLocationCellID cellID; - AGpsRefLocationMac mac; - } u; -} AGpsRefLocation; - -/** Callback with location information. - * Can only be called from a thread created by create_thread_cb. - */ -typedef void (* gps_location_callback)(GpsLocation* location); - -/** Callback with status information. - * Can only be called from a thread created by create_thread_cb. - */ -typedef void (* gps_status_callback)(GpsStatus* status); - -/** Callback with SV status information. - * Can only be called from a thread created by create_thread_cb. - */ -typedef void (* gps_sv_status_callback)(GpsSvStatus* sv_info); - -/** Callback for reporting NMEA sentences. - * Can only be called from a thread created by create_thread_cb. - */ -typedef void (* gps_nmea_callback)(GpsUtcTime timestamp, const char* nmea, int length); - -/** Callback to inform framework of the GPS engine's capabilities. - * Capability parameter is a bit field of GPS_CAPABILITY_* flags. - */ -typedef void (* gps_set_capabilities)(uint32_t capabilities); - -/** Callback utility for acquiring the GPS wakelock. - * This can be used to prevent the CPU from suspending while handling GPS events. - */ -typedef void (* gps_acquire_wakelock)(); - -/** Callback utility for releasing the GPS wakelock. */ -typedef void (* gps_release_wakelock)(); - -/** Callback for requesting NTP time */ -typedef void (* gps_request_utc_time)(); - -/** Callback for creating a thread that can call into the Java framework code. - * This must be used to create any threads that report events up to the framework. - */ -typedef pthread_t (* gps_create_thread)(const char* name, void (*start)(void *), void* arg); - -/** GPS callback structure. */ -typedef struct { - /** set to sizeof(GpsCallbacks) */ - size_t size; - gps_location_callback location_cb; - gps_status_callback status_cb; - gps_sv_status_callback sv_status_cb; - gps_nmea_callback nmea_cb; - gps_set_capabilities set_capabilities_cb; - gps_acquire_wakelock acquire_wakelock_cb; - gps_release_wakelock release_wakelock_cb; - gps_create_thread create_thread_cb; - gps_request_utc_time request_utc_time_cb; -} GpsCallbacks; - - -/** Represents the standard GPS interface. */ -typedef struct { - /** set to sizeof(GpsInterface) */ - size_t size; - /** - * Opens the interface and provides the callback routines - * to the implemenation of this interface. - */ - int (*init)( GpsCallbacks* callbacks ); - - /** Starts navigating. */ - int (*start)( void ); - - /** Stops navigating. */ - int (*stop)( void ); - - /** Closes the interface. */ - void (*cleanup)( void ); - - /** Injects the current time. */ - int (*inject_time)(GpsUtcTime time, int64_t timeReference, - int uncertainty); - - /** Injects current location from another location provider - * (typically cell ID). - * latitude and longitude are measured in degrees - * expected accuracy is measured in meters - */ - int (*inject_location)(double latitude, double longitude, float accuracy); - - /** - * Specifies that the next call to start will not use the - * information defined in the flags. GPS_DELETE_ALL is passed for - * a cold start. - */ - void (*delete_aiding_data)(GpsAidingData flags); - - /** - * min_interval represents the time between fixes in milliseconds. - * preferred_accuracy represents the requested fix accuracy in meters. - * preferred_time represents the requested time to first fix in milliseconds. - */ - int (*set_position_mode)(GpsPositionMode mode, GpsPositionRecurrence recurrence, - uint32_t min_interval, uint32_t preferred_accuracy, uint32_t preferred_time); - - /** Get a pointer to extension information. */ - const void* (*get_extension)(const char* name); -} GpsInterface; - -/** Callback to request the client to download XTRA data. - * The client should download XTRA data and inject it by calling inject_xtra_data(). - * Can only be called from a thread created by create_thread_cb. - */ -typedef void (* gps_xtra_download_request)(); - -/** Callback structure for the XTRA interface. */ -typedef struct { - gps_xtra_download_request download_request_cb; - gps_create_thread create_thread_cb; -} GpsXtraCallbacks; - -/** Extended interface for XTRA support. */ -typedef struct { - /** set to sizeof(GpsXtraInterface) */ - size_t size; - /** - * Opens the XTRA interface and provides the callback routines - * to the implemenation of this interface. - */ - int (*init)( GpsXtraCallbacks* callbacks ); - /** Injects XTRA data into the GPS. */ - int (*inject_xtra_data)( char* data, int length ); -} GpsXtraInterface; - -/** Extended interface for DEBUG support. */ -typedef struct { - /** set to sizeof(GpsDebugInterface) */ - size_t size; - - /** - * This function should return any information that the native - * implementation wishes to include in a bugreport. - */ - size_t (*get_internal_state)(char* buffer, size_t bufferSize); -} GpsDebugInterface; - -/** Represents the status of AGPS. */ -typedef struct { - /** set to sizeof(AGpsStatus) */ - size_t size; - - AGpsType type; - AGpsStatusValue status; - uint32_t ipaddr; -} AGpsStatus; - -/** Callback with AGPS status information. - * Can only be called from a thread created by create_thread_cb. - */ -typedef void (* agps_status_callback)(AGpsStatus* status); - -/** Callback structure for the AGPS interface. */ -typedef struct { - agps_status_callback status_cb; - gps_create_thread create_thread_cb; -} AGpsCallbacks; - - -/** Extended interface for AGPS support. */ -typedef struct { - /** set to sizeof(AGpsInterface) */ - size_t size; - - /** - * Opens the AGPS interface and provides the callback routines - * to the implemenation of this interface. - */ - void (*init)( AGpsCallbacks* callbacks ); - /** - * Notifies that a data connection is available and sets - * the name of the APN to be used for SUPL. - */ - int (*data_conn_open)( const char* apn ); - /** - * Notifies that the AGPS data connection has been closed. - */ - int (*data_conn_closed)(); - /** - * Notifies that a data connection is not available for AGPS. - */ - int (*data_conn_failed)(); - /** - * Sets the hostname and port for the AGPS server. - */ - int (*set_server)( AGpsType type, const char* hostname, int port ); -} AGpsInterface; - - -/** Represents an NI request */ -typedef struct { - /** set to sizeof(GpsNiNotification) */ - size_t size; - - /** - * An ID generated by HAL to associate NI notifications and UI - * responses - */ - int notification_id; - - /** - * An NI type used to distinguish different categories of NI - * events, such as GPS_NI_TYPE_VOICE, GPS_NI_TYPE_UMTS_SUPL, ... - */ - GpsNiType ni_type; - - /** - * Notification/verification options, combinations of GpsNiNotifyFlags constants - */ - GpsNiNotifyFlags notify_flags; - - /** - * Timeout period to wait for user response. - * Set to 0 for no time out limit. - */ - int timeout; - - /** - * Default response when time out. - */ - GpsUserResponseType default_response; - - /** - * Requestor ID - */ - char requestor_id[GPS_NI_SHORT_STRING_MAXLEN]; - - /** - * Notification message. It can also be used to store client_id in some cases - */ - char text[GPS_NI_LONG_STRING_MAXLEN]; - - /** - * Client name decoding scheme - */ - GpsNiEncodingType requestor_id_encoding; - - /** - * Client name decoding scheme - */ - GpsNiEncodingType text_encoding; - - /** - * A pointer to extra data. Format: - * key_1 = value_1 - * key_2 = value_2 - */ - char extras[GPS_NI_LONG_STRING_MAXLEN]; - -} GpsNiNotification; - -/** Callback with NI notification. - * Can only be called from a thread created by create_thread_cb. - */ -typedef void (*gps_ni_notify_callback)(GpsNiNotification *notification); - -/** GPS NI callback structure. */ -typedef struct -{ - /** - * Sends the notification request from HAL to GPSLocationProvider. - */ - gps_ni_notify_callback notify_cb; - gps_create_thread create_thread_cb; -} GpsNiCallbacks; - -/** - * Extended interface for Network-initiated (NI) support. - */ -typedef struct -{ - /** set to sizeof(GpsNiInterface) */ - size_t size; - - /** Registers the callbacks for HAL to use. */ - void (*init) (GpsNiCallbacks *callbacks); - - /** Sends a response to HAL. */ - void (*respond) (int notif_id, GpsUserResponseType user_response); -} GpsNiInterface; - -struct gps_device_t { - struct hw_device_t common; - - /** - * Set the provided lights to the provided values. - * - * Returns: 0 on succes, error code on failure. - */ - const GpsInterface* (*get_gps_interface)(struct gps_device_t* dev); -}; - -#define AGPS_RIL_REQUEST_SETID_IMSI (1<<0L) -#define AGPS_RIL_REQUEST_SETID_MSISDN (1<<1L) - -#define AGPS_RIL_REQUEST_REFLOC_CELLID (1<<0L) -#define AGPS_RIL_REQUEST_REFLOC_MAC (1<<1L) - -typedef void (*agps_ril_request_set_id)(uint32_t flags); -typedef void (*agps_ril_request_ref_loc)(uint32_t flags); - -typedef struct { - agps_ril_request_set_id request_setid; - agps_ril_request_ref_loc request_refloc; - gps_create_thread create_thread_cb; -} AGpsRilCallbacks; - -/** Extended interface for AGPS_RIL support. */ -typedef struct { - /** set to sizeof(AGpsRilInterface) */ - size_t size; - /** - * Opens the AGPS interface and provides the callback routines - * to the implemenation of this interface. - */ - void (*init)( AGpsRilCallbacks* callbacks ); - - /** - * Sets the reference location. - */ - void (*set_ref_location) (const AGpsRefLocation *agps_reflocation, size_t sz_struct); - /** - * Sets the set ID. - */ - void (*set_set_id) (AGpsSetIDType type, const char* setid); - - /** - * Send network initiated message. - */ - void (*ni_message) (uint8_t *msg, size_t len); - - /** - * Notify GPS of network status changes. - * These parameters match values in the android.net.NetworkInfo class. - */ - void (*update_network_state) (int connected, int type, int roaming, const char* extra_info); - - /** - * Notify GPS of network status changes. - * These parameters match values in the android.net.NetworkInfo class. - */ - void (*update_network_availability) (int avaiable, const char* apn); -} AGpsRilInterface; -/** - * GPS Geofence. - * There are 3 states associated with a Geofence: Inside, Outside, Unknown. - * There are 3 transitions: ENTERED, EXITED, UNCERTAIN. - * - * An example state diagram with confidence level: 95% and Unknown time limit - * set as 30 secs is shown below. (confidence level and Unknown time limit are - * explained latter) - * ____________________________ - * | Unknown (30 secs) | - * """""""""""""""""""""""""""" - * ^ | | ^ - * UNCERTAIN| |ENTERED EXITED| |UNCERTAIN - * | v v | - * ________ EXITED _________ - * | Inside | -----------> | Outside | - * | | <----------- | | - * """""""" ENTERED """"""""" - * - * Inside state: We are 95% confident that the user is inside the geofence. - * Outside state: We are 95% confident that the user is outside the geofence - * Unknown state: Rest of the time. - * - * The Unknown state is better explained with an example: - * - * __________ - * | c| - * | ___ | _______ - * | |a| | | b | - * | """ | """"""" - * | | - * """""""""" - * In the diagram above, "a" and "b" are 2 geofences and "c" is the accuracy - * circle reported by the GPS subsystem. Now with regard to "b", the system is - * confident that the user is outside. But with regard to "a" is not confident - * whether it is inside or outside the geofence. If the accuracy remains the - * same for a sufficient period of time, the UNCERTAIN transition would be - * triggered with the state set to Unknown. If the accuracy improves later, an - * appropriate transition should be triggered. This "sufficient period of time" - * is defined by the parameter in the add_geofence_area API. - * In other words, Unknown state can be interpreted as a state in which the - * GPS subsystem isn't confident enough that the user is either inside or - * outside the Geofence. It moves to Unknown state only after the expiry of the - * timeout. - * - * The geofence callback needs to be triggered for the ENTERED and EXITED - * transitions, when the GPS system is confident that the user has entered - * (Inside state) or exited (Outside state) the Geofence. An implementation - * which uses a value of 95% as the confidence is recommended. The callback - * should be triggered only for the transitions requested by the - * add_geofence_area call. - * - * Even though the diagram and explanation talks about states and transitions, - * the callee is only interested in the transistions. The states are mentioned - * here for illustrative purposes. - * - * Startup Scenario: When the device boots up, if an application adds geofences, - * and then we get an accurate GPS location fix, it needs to trigger the - * appropriate (ENTERED or EXITED) transition for every Geofence it knows about. - * By default, all the Geofences will be in the Unknown state. - * - * When the GPS system is unavailable, gps_geofence_status_callback should be - * called to inform the upper layers of the same. Similarly, when it becomes - * available the callback should be called. This is a global state while the - * UNKNOWN transition described above is per geofence. - * - * An important aspect to note is that users of this API (framework), will use - * other subsystems like wifi, sensors, cell to handle Unknown case and - * hopefully provide a definitive state transition to the third party - * application. GPS Geofence will just be a signal indicating what the GPS - * subsystem knows about the Geofence. - * - */ -#define GPS_GEOFENCE_ENTERED (1<<0L) -#define GPS_GEOFENCE_EXITED (1<<1L) -#define GPS_GEOFENCE_UNCERTAIN (1<<2L) - -#define GPS_GEOFENCE_UNAVAILABLE (1<<0L) -#define GPS_GEOFENCE_AVAILABLE (1<<1L) - -#define GPS_GEOFENCE_OPERATION_SUCCESS 0 -#define GPS_GEOFENCE_ERROR_TOO_MANY_GEOFENCES -100 -#define GPS_GEOFENCE_ERROR_ID_EXISTS -101 -#define GPS_GEOFENCE_ERROR_ID_UNKNOWN -102 -#define GPS_GEOFENCE_ERROR_INVALID_TRANSITION -103 -#define GPS_GEOFENCE_ERROR_GENERIC -149 -/** -* The callback associated with the geofence. -* Parameters: -* geofence_id - The id associated with the add_geofence_area. -* location - The current GPS location. -* transition - Can be one of GPS_GEOFENCE_ENTERED, GPS_GEOFENCE_EXITED, -* GPS_GEOFENCE_UNCERTAIN. -* timestamp - Timestamp when the transition was detected. -* -* The callback should only be called when the caller is interested in that -* particular transition. For instance, if the caller is interested only in -* ENTERED transition, then the callback should NOT be called with the EXITED -* transition. -* -* IMPORTANT: If a transition is triggered resulting in this callback, the GPS -* subsystem will wake up the application processor, if its in suspend state. -*/ -typedef void (*gps_geofence_transition_callback) (int32_t geofence_id, GpsLocation* location, -int32_t transition, GpsUtcTime timestamp); - -/** - * The callback associated with the availablity of the GPS system for geofencing - * monitoring. If the GPS system determines that it cannot monitor geofences - * because of lack of reliability or unavailability of the GPS signals, it will - * call this callback with GPS_GEOFENCE_UNAVAILABLE parameter. - * - * Parameters: - * status - GPS_GEOFENCE_UNAVAILABLE or GPS_GEOFENCE_AVAILABLE. - * last_location - Last known location. - */ -typedef void (*gps_geofence_status_callback) (int32_t status, GpsLocation* last_location); - -/** - * The callback associated with the add_geofence call. - * - * Parameter: - * geofence_id - Id of the geofence. - * status - GPS_GEOFENCE_OPERATION_SUCCESS - * GPS_GEOFENCE_ERROR_TOO_MANY_GEOFENCES - geofence limit has been reached. - * GPS_GEOFENCE_ERROR_ID_EXISTS - geofence with id already exists - * GPS_GEOFENCE_ERROR_INVALID_TRANSITION - the monitorTransition contains an - * invalid transition - * GPS_GEOFENCE_ERROR_GENERIC - for other errors. - */ -typedef void (*gps_geofence_add_callback) (int32_t geofence_id, int32_t status); - -/** - * The callback associated with the remove_geofence call. - * - * Parameter: - * geofence_id - Id of the geofence. - * status - GPS_GEOFENCE_OPERATION_SUCCESS - * GPS_GEOFENCE_ERROR_ID_UNKNOWN - for invalid id - * GPS_GEOFENCE_ERROR_GENERIC for others. - */ -typedef void (*gps_geofence_remove_callback) (int32_t geofence_id, int32_t status); - - -/** - * The callback associated with the pause_geofence call. - * - * Parameter: - * geofence_id - Id of the geofence. - * status - GPS_GEOFENCE_OPERATION_SUCCESS - * GPS_GEOFENCE_ERROR_ID_UNKNOWN - for invalid id - * GPS_GEOFENCE_ERROR_INVALID_TRANSITION - - * when monitor_transitions is invalid - * GPS_GEOFENCE_ERROR_GENERIC for others. - */ -typedef void (*gps_geofence_pause_callback) (int32_t geofence_id, int32_t status); - -/** - * The callback associated with the resume_geofence call. - * - * Parameter: - * geofence_id - Id of the geofence. - * status - GPS_GEOFENCE_OPERATION_SUCCESS - * GPS_GEOFENCE_ERROR_ID_UNKNOWN - for invalid id - * GPS_GEOFENCE_ERROR_GENERIC for others. - */ -typedef void (*gps_geofence_resume_callback) (int32_t geofence_id, int32_t status); - -typedef struct { - gps_geofence_transition_callback geofence_transition_callback; - gps_geofence_status_callback geofence_status_callback; - gps_geofence_add_callback geofence_add_callback; - gps_geofence_remove_callback geofence_remove_callback; - gps_geofence_pause_callback geofence_pause_callback; - gps_geofence_resume_callback geofence_resume_callback; - gps_create_thread create_thread_cb; -} GpsGeofenceCallbacks; - -/** Extended interface for GPS_Geofencing support */ -typedef struct { - /** set to sizeof(GpsGeofencingInterface) */ - size_t size; - - /** - * Opens the geofence interface and provides the callback routines - * to the implemenation of this interface. - */ - void (*init)( GpsGeofenceCallbacks* callbacks ); - - /** - * Add a geofence area. This api currently supports circular geofences. - * Parameters: - * geofence_id - The id for the geofence. If a geofence with this id - * already exists, an error value (GPS_GEOFENCE_ERROR_ID_EXISTS) - * should be returned. - * latitude, longtitude, radius_meters - The lat, long and radius - * (in meters) for the geofence - * last_transition - The current state of the geofence. For example, if - * the system already knows that the user is inside the geofence, - * this will be set to GPS_GEOFENCE_ENTERED. In most cases, it - * will be GPS_GEOFENCE_UNCERTAIN. - * monitor_transition - Which transitions to monitor. Bitwise OR of - * GPS_GEOFENCE_ENTERED, GPS_GEOFENCE_EXITED and - * GPS_GEOFENCE_UNCERTAIN. - * notification_responsiveness_ms - Defines the best-effort description - * of how soon should the callback be called when the transition - * associated with the Geofence is triggered. For instance, if set - * to 1000 millseconds with GPS_GEOFENCE_ENTERED, the callback - * should be called 1000 milliseconds within entering the geofence. - * This parameter is defined in milliseconds. - * NOTE: This is not to be confused with the rate that the GPS is - * polled at. It is acceptable to dynamically vary the rate of - * sampling the GPS for power-saving reasons; thus the rate of - * sampling may be faster or slower than this. - * unknown_timer_ms - The time limit after which the UNCERTAIN transition - * should be triggered. This paramter is defined in milliseconds. - * See above for a detailed explanation. - */ - void (*add_geofence_area) (int32_t geofence_id, double latitude, - double longitude, double radius_meters, - int last_transition, int monitor_transitions, - int notification_responsiveness_ms, - int unknown_timer_ms); - - /** - * Pause monitoring a particular geofence. - * Parameters: - * geofence_id - The id for the geofence. - */ - void (*pause_geofence) (int32_t geofence_id); - - /** - * Resume monitoring a particular geofence. - * Parameters: - * geofence_id - The id for the geofence. - * monitor_transitions - Which transitions to monitor. Bitwise OR of - * GPS_GEOFENCE_ENTERED, GPS_GEOFENCE_EXITED and - * GPS_GEOFENCE_UNCERTAIN. - * This supersedes the value associated provided in the - * add_geofence_area call. - */ - void (*resume_geofence) (int32_t geofence_id, int monitor_transitions); - - /** - * Remove a geofence area. After the function returns, no notifications - * should be sent. - * Parameter: - * geofence_id - The id for the geofence. - */ - void (*remove_geofence_area) (int32_t geofence_id); -} GpsGeofencingInterface; -__END_DECLS - -#endif /* ANDROID_INCLUDE_HARDWARE_GPS_H */ - -- cgit v1.1