Skip to content

Commit d65c2be

Browse files
Jake HambyAndroid (Google) Code Review
Jake Hamby
authored and
Android (Google) Code Review
committed
Merge "Add ContentProvider for apps to read received SMS cell broadcasts."
2 parents 875f064 + c3296ff commit d65c2be

File tree

4 files changed

+623
-0
lines changed

4 files changed

+623
-0
lines changed

‎core/java/android/provider/Telephony.java‎

Lines changed: 175 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -1816,6 +1816,181 @@ public static final class Carriers implements BaseColumns {
18161816
public static final String BEARER = "bearer";
18171817
}
18181818

1819+
/**
1820+
* Contains received SMS cell broadcast messages.
1821+
*/
1822+
public static final class CellBroadcasts implements BaseColumns {
1823+
1824+
/** Not instantiable. */
1825+
private CellBroadcasts() {}
1826+
1827+
/**
1828+
* The content:// style URL for this table
1829+
*/
1830+
public static final Uri CONTENT_URI =
1831+
Uri.parse("content://cellbroadcasts");
1832+
1833+
/**
1834+
* Message geographical scope.
1835+
* <P>Type: INTEGER</P>
1836+
*/
1837+
public static final String GEOGRAPHICAL_SCOPE = "geo_scope";
1838+
1839+
/**
1840+
* Message serial number.
1841+
* <P>Type: INTEGER</P>
1842+
*/
1843+
public static final String SERIAL_NUMBER = "serial_number";
1844+
1845+
/**
1846+
* PLMN of broadcast sender. (SERIAL_NUMBER + PLMN + LAC + CID) uniquely identifies a
1847+
* broadcast for duplicate detection purposes.
1848+
* <P>Type: TEXT</P>
1849+
*/
1850+
public static final String PLMN = "plmn";
1851+
1852+
/**
1853+
* Location Area (GSM) or Service Area (UMTS) of broadcast sender. Unused for CDMA.
1854+
* Only included if Geographical Scope of message is not PLMN wide (01).
1855+
* <P>Type: INTEGER</P>
1856+
*/
1857+
public static final String LAC = "lac";
1858+
1859+
/**
1860+
* Cell ID of message sender (GSM/UMTS). Unused for CDMA. Only included when the
1861+
* Geographical Scope of message is cell wide (00 or 11).
1862+
* <P>Type: INTEGER</P>
1863+
*/
1864+
public static final String CID = "cid";
1865+
1866+
/**
1867+
* Message code (OBSOLETE: merged into SERIAL_NUMBER).
1868+
* <P>Type: INTEGER</P>
1869+
*/
1870+
public static final String V1_MESSAGE_CODE = "message_code";
1871+
1872+
/**
1873+
* Message identifier (OBSOLETE: renamed to SERVICE_CATEGORY).
1874+
* <P>Type: INTEGER</P>
1875+
*/
1876+
public static final String V1_MESSAGE_IDENTIFIER = "message_id";
1877+
1878+
/**
1879+
* Service category (GSM/UMTS message identifier, CDMA service category).
1880+
* <P>Type: INTEGER</P>
1881+
*/
1882+
public static final String SERVICE_CATEGORY = "service_category";
1883+
1884+
/**
1885+
* Message language code.
1886+
* <P>Type: TEXT</P>
1887+
*/
1888+
public static final String LANGUAGE_CODE = "language";
1889+
1890+
/**
1891+
* Message body.
1892+
* <P>Type: TEXT</P>
1893+
*/
1894+
public static final String MESSAGE_BODY = "body";
1895+
1896+
/**
1897+
* Message delivery time.
1898+
* <P>Type: INTEGER (long)</P>
1899+
*/
1900+
public static final String DELIVERY_TIME = "date";
1901+
1902+
/**
1903+
* Has the message been viewed?
1904+
* <P>Type: INTEGER (boolean)</P>
1905+
*/
1906+
public static final String MESSAGE_READ = "read";
1907+
1908+
/**
1909+
* Message format (3GPP or 3GPP2).
1910+
* <P>Type: INTEGER</P>
1911+
*/
1912+
public static final String MESSAGE_FORMAT = "format";
1913+
1914+
/**
1915+
* Message priority (including emergency).
1916+
* <P>Type: INTEGER</P>
1917+
*/
1918+
public static final String MESSAGE_PRIORITY = "priority";
1919+
1920+
/**
1921+
* ETWS warning type (ETWS alerts only).
1922+
* <P>Type: INTEGER</P>
1923+
*/
1924+
public static final String ETWS_WARNING_TYPE = "etws_warning_type";
1925+
1926+
/**
1927+
* CMAS message class (CMAS alerts only).
1928+
* <P>Type: INTEGER</P>
1929+
*/
1930+
public static final String CMAS_MESSAGE_CLASS = "cmas_message_class";
1931+
1932+
/**
1933+
* CMAS category (CMAS alerts only).
1934+
* <P>Type: INTEGER</P>
1935+
*/
1936+
public static final String CMAS_CATEGORY = "cmas_category";
1937+
1938+
/**
1939+
* CMAS response type (CMAS alerts only).
1940+
* <P>Type: INTEGER</P>
1941+
*/
1942+
public static final String CMAS_RESPONSE_TYPE = "cmas_response_type";
1943+
1944+
/**
1945+
* CMAS severity (CMAS alerts only).
1946+
* <P>Type: INTEGER</P>
1947+
*/
1948+
public static final String CMAS_SEVERITY = "cmas_severity";
1949+
1950+
/**
1951+
* CMAS urgency (CMAS alerts only).
1952+
* <P>Type: INTEGER</P>
1953+
*/
1954+
public static final String CMAS_URGENCY = "cmas_urgency";
1955+
1956+
/**
1957+
* CMAS certainty (CMAS alerts only).
1958+
* <P>Type: INTEGER</P>
1959+
*/
1960+
public static final String CMAS_CERTAINTY = "cmas_certainty";
1961+
1962+
/**
1963+
* The default sort order for this table
1964+
*/
1965+
public static final String DEFAULT_SORT_ORDER = DELIVERY_TIME + " DESC";
1966+
1967+
/**
1968+
* Query columns for instantiating {@link android.telephony.CellBroadcastMessage} objects.
1969+
*/
1970+
public static final String[] QUERY_COLUMNS = {
1971+
_ID,
1972+
GEOGRAPHICAL_SCOPE,
1973+
PLMN,
1974+
LAC,
1975+
CID,
1976+
SERIAL_NUMBER,
1977+
SERVICE_CATEGORY,
1978+
LANGUAGE_CODE,
1979+
MESSAGE_BODY,
1980+
DELIVERY_TIME,
1981+
MESSAGE_READ,
1982+
MESSAGE_FORMAT,
1983+
MESSAGE_PRIORITY,
1984+
ETWS_WARNING_TYPE,
1985+
CMAS_MESSAGE_CLASS,
1986+
CMAS_CATEGORY,
1987+
CMAS_RESPONSE_TYPE,
1988+
CMAS_SEVERITY,
1989+
CMAS_URGENCY,
1990+
CMAS_CERTAINTY
1991+
};
1992+
}
1993+
18191994
public static final class Intents {
18201995
private Intents() {
18211996
// Not instantiable

‎core/res/AndroidManifest.xml‎

Lines changed: 17 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -202,6 +202,23 @@
202202
android:label="@string/permlab_receiveEmergencyBroadcast"
203203
android:description="@string/permdesc_receiveEmergencyBroadcast" />
204204

205+
<!-- Allows an application to read previously received cell broadcast
206+
messages and to register a content observer to get notifications when
207+
a cell broadcast has been received and added to the database. For
208+
emergency alerts, the database is updated immediately after the
209+
alert dialog and notification sound/vibration/speech are presented.
210+
The "read" column is then updated after the user dismisses the alert.
211+
This enables supplementary emergency assistance apps to start loading
212+
additional emergency information (if Internet access is available)
213+
when the alert is first received, and to delay presenting the info
214+
to the user until after the initial alert dialog is dismissed.
215+
@hide Pending API council approval -->
216+
<permission android:name="android.permission.READ_CELL_BROADCASTS"
217+
android:permissionGroup="android.permission-group.MESSAGES"
218+
android:protectionLevel="dangerous"
219+
android:label="@string/permlab_readCellBroadcasts"
220+
android:description="@string/permdesc_readCellBroadcasts" />
221+
205222
<!-- Allows an application to read SMS messages. -->
206223
<permission android:name="android.permission.READ_SMS"
207224
android:permissionGroup="android.permission-group.MESSAGES"

‎core/res/res/values/strings.xml‎

Lines changed: 9 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -474,6 +474,15 @@
474474
and process emergency broadcast messages. This permission is only available
475475
to system apps.</string>
476476

477+
<!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
478+
<string name="permlab_readCellBroadcasts">read cell broadcast messages</string>
479+
<!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
480+
<string name="permdesc_readCellBroadcasts">Allows the app to read
481+
cell broadcast messages received by your device. Cell broadcast alerts
482+
are delivered in some locations to warn you of emergency situations.
483+
Malicious apps may interfere with the performance or operation of your
484+
device when an emergency cell broadcast is received.</string>
485+
477486
<!-- Title of an application permission, listed so the user can choose whether they want to allow the application to do this. -->
478487
<string name="permlab_sendSms">send SMS messages</string>
479488
<!-- Description of an application permission, listed so the user can choose whether they want to allow the application to do this. -->

0 commit comments

Comments
 (0)