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10 <!DOCTYPE task |
10 <!DOCTYPE task |
11 PUBLIC "-//OASIS//DTD DITA Task//EN" "task.dtd"> |
11 PUBLIC "-//OASIS//DTD DITA Task//EN" "task.dtd"> |
12 <task id="GUID-EFF8D1A1-00D5-5F96-8285-414DC0044AB8" xml:lang="en"><title>Setting |
12 <task id="GUID-EFF8D1A1-00D5-5F96-8285-414DC0044AB8" xml:lang="en"><title>Setting |
13 Use Policies</title><shortdesc>A use policy denotes the security check required to use the key. |
13 Use Policies</title><shortdesc>A use policy denotes the security check required to use the key. |
14 The use policy associated with the key is of type <apiname>TSecurityPolicy</apiname>. |
14 The use policy associated with the key is of type <codeph>TSecurityPolicy</codeph>. |
15 The policy can be set to check capabilities or the Secure ID associated with |
15 The policy can be set to check capabilities or the Secure ID associated with |
16 the calling process. The calling process should have a <codeph>WriteUserData</codeph> capability. </shortdesc><prolog><metadata><keywords/></metadata></prolog><taskbody> |
16 the calling process. The calling process should have a <codeph>WriteUserData</codeph> capability. </shortdesc><prolog><metadata><keywords/></metadata></prolog><taskbody> |
17 <context><p>The following steps explain the process of setting a use policy |
17 <context id="GUID-4F90AC15-5BC9-4A2A-BD86-D6CF6FD04E47"><p>The following steps explain the process of setting a use policy |
18 for a key:</p></context> |
18 for a key:</p></context> |
19 <steps id="GUID-16DDA72F-9BC5-52FB-A3C6-874815ABF9FC-GENID-1-7-1-24-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-2"> |
19 <steps id="GUID-16DDA72F-9BC5-52FB-A3C6-874815ABF9FC-GENID-1-10-1-25-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-2"> |
20 <step id="GUID-89755D62-9A44-5F07-9035-6AA97F701C0C-GENID-1-7-1-24-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-2-1"><cmd>Create a file system |
20 <step id="GUID-89755D62-9A44-5F07-9035-6AA97F701C0C-GENID-1-10-1-25-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-2-1"><cmd>Create a file system |
21 session using an <codeph>RFs</codeph> object. </cmd> |
21 session using an <codeph>RFs</codeph> object. </cmd> |
22 </step> |
22 </step> |
23 <step id="GUID-6A14EBD6-AF2D-5CE8-A232-F04B717CA0B3-GENID-1-7-1-24-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-2-2"><cmd/> |
23 <step id="GUID-6A14EBD6-AF2D-5CE8-A232-F04B717CA0B3-GENID-1-10-1-25-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-2-2"><cmd/> |
24 <info>Create an object of type CUnifiedKeyStore using <xref href="GUID-818689D6-EB99-382E-A435-D9C6C5D464DE.dita#GUID-818689D6-EB99-382E-A435-D9C6C5D464DE/GUID-C7A96153-4179-3B3F-878D-1EAA64A98D39"><apiname>CUnifiedKeyStore::NewL()</apiname></xref> or <xref href="GUID-818689D6-EB99-382E-A435-D9C6C5D464DE.dita#GUID-818689D6-EB99-382E-A435-D9C6C5D464DE/GUID-217FBB3B-CEF5-36F2-A612-EDDA0982053C"><apiname>CUnifiedKeyStore::NewLC()</apiname></xref>. </info> |
24 <info>Create an object of type CUnifiedKeyStore using <xref href="GUID-818689D6-EB99-382E-A435-D9C6C5D464DE.dita#GUID-818689D6-EB99-382E-A435-D9C6C5D464DE/GUID-C7A96153-4179-3B3F-878D-1EAA64A98D39"><apiname>CUnifiedKeyStore::NewL()</apiname></xref> or <xref href="GUID-818689D6-EB99-382E-A435-D9C6C5D464DE.dita#GUID-818689D6-EB99-382E-A435-D9C6C5D464DE/GUID-217FBB3B-CEF5-36F2-A612-EDDA0982053C"><apiname>CUnifiedKeyStore::NewLC()</apiname></xref>. </info> |
25 </step> |
25 </step> |
26 <step id="GUID-C8F104CE-E857-5615-B847-E3A33EAF7481-GENID-1-7-1-24-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-2-3"><cmd/> |
26 <step id="GUID-C8F104CE-E857-5615-B847-E3A33EAF7481-GENID-1-10-1-25-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-2-3"><cmd/> |
27 <info>Initialise the member functions and keystore using the asynchronous |
27 <info>Initialise the member functions and keystore using the asynchronous |
28 function <xref href="GUID-818689D6-EB99-382E-A435-D9C6C5D464DE.dita#GUID-818689D6-EB99-382E-A435-D9C6C5D464DE/GUID-6C5D732C-1FD1-3EF0-AC90-87690F891B8D"><apiname>CUnifiedKeyStore::Initialize()</apiname></xref>. </info> |
28 function <xref href="GUID-818689D6-EB99-382E-A435-D9C6C5D464DE.dita#GUID-818689D6-EB99-382E-A435-D9C6C5D464DE/GUID-6C5D732C-1FD1-3EF0-AC90-87690F891B8D"><apiname>CUnifiedKeyStore::Initialize()</apiname></xref>. </info> |
29 </step> |
29 </step> |
30 <step id="GUID-B1DD3DB8-90D9-52F7-96B5-B2AD5AE3E1F8"><cmd/> |
30 <step id="GUID-B1DD3DB8-90D9-52F7-96B5-B2AD5AE3E1F8"><cmd/> |
31 <info>List all keys in the keystore using the <xref href="GUID-818689D6-EB99-382E-A435-D9C6C5D464DE.dita#GUID-818689D6-EB99-382E-A435-D9C6C5D464DE/GUID-8B22E1BC-D779-32DC-9C0A-CA37E4C0A81B"><apiname>CUnifiedKeyStore::List()</apiname></xref> function. |
31 <info>List all keys in the keystore using the <xref href="GUID-818689D6-EB99-382E-A435-D9C6C5D464DE.dita#GUID-818689D6-EB99-382E-A435-D9C6C5D464DE/GUID-8B22E1BC-D779-32DC-9C0A-CA37E4C0A81B"><apiname>CUnifiedKeyStore::List()</apiname></xref> function. |
32 Retrieve the handle of the key for which the use policy needs to be set. </info> |
32 Retrieve the handle of the key for which the use policy needs to be set. </info> |
33 </step> |
33 </step> |
34 <step id="GUID-6CF7703F-8CAC-5DC6-9F43-7E2EE3F39895-GENID-1-7-1-24-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-2-5"><cmd/> |
34 <step id="GUID-6CF7703F-8CAC-5DC6-9F43-7E2EE3F39895-GENID-1-10-1-25-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-2-5"><cmd/> |
35 <info>Set the use policy for the key using the <xref href="GUID-818689D6-EB99-382E-A435-D9C6C5D464DE.dita#GUID-818689D6-EB99-382E-A435-D9C6C5D464DE/GUID-CC8814B6-569C-3426-A319-BFB631211B07"><apiname>CUnifiedKeyStore::SetUsePolicy()</apiname></xref> function. </info> |
35 <info>Set the use policy for the key using the <xref href="GUID-818689D6-EB99-382E-A435-D9C6C5D464DE.dita#GUID-818689D6-EB99-382E-A435-D9C6C5D464DE/GUID-CC8814B6-569C-3426-A319-BFB631211B07"><apiname>CUnifiedKeyStore::SetUsePolicy()</apiname></xref> function. </info> |
36 </step> |
36 </step> |
37 </steps> |
37 </steps> |
38 <result><p>Use policy is set for the selected key. </p> </result> |
38 <result id="GUID-46A56876-6A07-4E94-9D00-73BC1270CAB4"><p>Use policy is set for the selected key. </p> </result> |
39 <example id="GUID-C2150584-293D-50CE-8DDC-19B4D55D8B0B-GENID-1-7-1-24-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-4"><title>Example</title> <p>The |
39 <example id="GUID-C2150584-293D-50CE-8DDC-19B4D55D8B0B-GENID-1-10-1-25-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-4"><title>Example</title> <p>The |
40 following code snippet shows how to set use policy for a key. </p> <codeblock id="GUID-FAD1C292-8E42-5348-B975-3CBA7E8D2820-GENID-1-7-1-24-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-4-3" xml:space="preserve">// Create a file system session object |
40 following code snippet shows how to set use policy for a key. </p> <codeblock id="GUID-FAD1C292-8E42-5348-B975-3CBA7E8D2820-GENID-1-10-1-25-1-1-10-1-5-1-5-1-5-1-4-1-12-1-3-4-3" xml:space="preserve">// Create a file system session object |
41 RFs iFs; |
41 RFs iFs; |
42 CleanupClosePushL(&iFs); |
42 CleanupClosePushL(&iFs); |
43 |
43 |
44 |
44 |
45 ... |
45 ... |