Support for encrypted initial-values

Add tag attribute in xml schema

Change-Id: Idc058e756ab6053103e1477292cacbacf57a9879

2 files changed, 16 insertions, 179 deletions

diff --git a/doc/example.xml b/doc/example.xml
index cccc2142..3c6eb2ac 100644
--- a/doc/example.xml
+++ b/doc/example.xml
@@ -76,183 +76,19 @@
     <Permission accessor="web_app1"/>
     <Permission accessor="web_app2"/>
   </Key>
-  <!-- key below is encrypted using AES-CBC algorithm.
-     The key used is decrypted <EncryptionKey> provided above.
-     IV is Base64 encoded.
-     Encryption:
-       * encrypt AES CBC: openssl aes-256-cbc -K `xxd -p -c 64 encryption_AES_key` -iv `xxd -p -c 64 encryption_AES_IV` -e -in data -out data.enc
-  -->
-  <Key name="test-encryption-prv" type="RSA_PRV">
-    <EncryptedDER IV="X1RoaXNJc0lWRm9yQUVTXw==">
-      BflJyNgOcGyJSqTegG+y7MJXI1crgsGY3PjFfMpbmMbwJkVexvxoEPdf2yE5Z7da
-      6Vp4Qo2WOCUv/hllNTfm/dH7kOJOjcs/vaV1eRIfzEx3hvgKOyP82Hhkm1POynsF
-      0GyMm/VwtJFwFHA5DaJzwLln2/AoD//vC731Qhucw0Zvi2hi74d6igPog9EugIj/
-      tStvpgiNE6/Hb2ZRMDswgZ8o+tKCn+QHktR/YoZ19HfX7nDVRkMQxsiA8P4zO9Do
-      +iuiu/mGPVavlZA3df47TLG0kz+sz72jzPeEbfmvQo3gHWSuJ87TUwIcIoXDvaxY
-      xE8/On5OTqJy8HZ+jGvEThKI/96LQsFqKlEeGGenvzVJ+BVAF9x65uOkRll9yE6v
-      FIQcqbgipuBkdC6XLLaWTMgs5iiWvMn/lpNYrfZr52/TKqr09mNdei6yGvy+YuG8
-      vu/xN7/3An/zE4FOIJadgI5eADj+Dz7exml3tKTuuDpR9fhxiXd7HmZhCCf11C3r
-      54S6X9bZb7335L/5UfLxs4jMMfGhYD+1UF1Qb5zVW9IVMZ+owGeC6QQPUiX6HAxy
-      Rx7kLzd78uSbLNqeuiUeGiprxnuwMY2BgSqLq4WNCDWxY4hGTdkC7yg6DgY+L9Lz
-      wqVuJ6STmK9Hj9bL9YUe0KrzmVUfmsaq5PL+gfcv+S5lp2YlKw1cIVP9utw1ZuOo
-      j25EozWU8J+tuEa3l60Mmmh/sKzH9SH7C9EscwTYWOYjYYPwfCM9UIlNE9lnbl9s
-      bzkqJvaaXpB/HVY/b4wrldr1rK73+y9LOOzfNpV4L+R4spZXXjZ2HIW/iKQj/c14
+
+  <!--
+    Example of trust zone (hardware) encrypted key:
+    * Data below are encrypted with AES_GCM and encoded with base64.
+    * The Data in plain form have value (in acscii): "ThisIsATopSecretAESKeyUsedInTest"
+    * Encyption key = decodeBase64("THIS/STRING/MUST/BE/REPLACED/IN/REAL/DEVICE=")
+    * IV is base64 encoded.
+    * tag is base64 encoded.
+  //-->
+
+  <Key name="very-important-key" type="AES" backend="hardware">
+    <EncryptedDER IV="5NQJ2cY7xQHQYs9EOflmvFG3JP7kCA3CCp2duiVcx30=" tag="RcRtXSrBOZyNQGgyT1m/LQ==">
+      pawxDIglDfneINm8O7Nv6jxm21G9UEgDXK3yG6VK0fw=
     </EncryptedDER>
   </Key>
-  <Cert name="test-encryption-certificate" exportable="true">
-    <!-- Note IV differs between items -->
-    <EncryptedDER IV="SVZkaWZmZXJzRnJJdGVtcw==">
-      pPjY7wULPaBIwPKkgwKyKSZPa6NVJN3312q829KaXcNdQSoNJmsyyPDMqLr1W3Nw
-      /5DSfstMCh/MiUq4Dc1VCaHbVkRFVZMvitg7nfjDVkI9HGLpSGWzz1dc6kxn/rPv
-      l1Ox3sVog96Ebss+Givm4cKKYSQihCLTxcQcP6v4RGvTMhXIZmlz8n4Tr3MgyRB7
-      XTWdoowosEUWrzPMSD39y18gRJVZ/ZKv68o5mntatSE8FS1L6dgb2TdKEFdydVd2
-      /ob9GVwRkMxpBsQeUvPRYXnZS2f1L18IRPrKLKLKsDB+FysyXMAHMaxGWWil29/d
-      osOwMt34i6Bv21132lGt08t2LebmDJViZRVjzz9edIChBzsoG/E/3hX6v32ruJGU
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-      tCsfagBPuQM+Cm5law0Y01asMr0wq/VlILMKX0KXpwgnVmQClRfcYBLHQmDTyCos
-      kYSWrSYDesvXJnB1j/hn1puCQHfyrmPH5fQTzanD5whyed7DeXBl+F5+f73uj9pC
-      DrtqG+YEOeJNj0PCAMq9B4Qe6xi06P6D/sG17Phl9wH5DSzfxxlst1xeaPBko9Bo
-      LM6Sh6echKIh0HddStmaBICXNeVKz958tD0piVYMVipZm5/+cpDxdGSuemUxWXJO
-      XAuYydZkuLksYjLyXDO5vEaqcVMtu54tjfdFS7vO87a9IF+mI7HHHdnNaDRHaAFi
-      4rXdaGQr8zohq91NE3JYgSMbk1DlGfL1m9GN6IEUjqMQlAkGWal1Et9uwO98PpOk
-      a+r+N4lsYPKJbX2ywUvDHg==
-    </EncryptedDER>
-  </Cert>
-  <Data name="test-ascii-data-encryption">
-    <!-- this below decrypts to ASCII: "My secret data" -->
-    <EncryptedASCII IV="X19hbm90aGVyX0lWXzJfXw==">zuBDjp8ptFthrU69Ua5cfg==</EncryptedASCII>
-  </Data>
-  <Data name="test-binary-data-encryption">
-    <!-- this below decrypts to small PNG image -->
-    <EncryptedBinary IV="UE5HSVZQTkdJVlBOR0lWUA==">
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-      yWlBP7sQqVWcA1XlgTycRzkfffXEUoS6qef+IgU/3i/kXmeNnf2kSvmtbiO4GRhC
-      Nhk2s71NUtYXNFJPav5/ZPXI3qOuySow5GYp3njGYmDhO45IzFCcQu40FqiOeyoV
-      lRYTS/BrybkMCu2S3VmIY9/2e7gguYigmyZRvvqOUED9JRqOfC14n5+wtxzSj/nw
-      xFFukVHQRNF6jcZLUNs0SoeFS/obPCE+QiDYBKVrTeT54LuwNLpTrgTnTkDE5VIm
-      LpX9ERh0Yh8HAO7eLHIPAiU/G1Etlc43GcDLN7bbGPQbCvKRzWKSUrLwKmryvTPi
-      eC36fh/yZEWtT2zEtddwbncRgXT20opzMJxB3qF5ZMQ1qLIsQbGYeUsRl9lxsT7A
-      CE6vCP235+urdA9IaBRPN1VpWDpV7YDbF/ZIkRDJevSnSSrBTed4WcXcSe7JNGFb
-      U3eFPi2vsekvb59CHqHPD8QvvqF3N/3Xp1uQZV+eBOCtRpMOZduBJ6QdZlGBaGrB
-      +RKJEl9ziqGkiqiQzw8MR2kSrRVKIs5cISbl/dOEqfkbp2A1Siy4kWt+2Zk5V+Sw
-      IPJDrjYIZKSzV6XhhN+fhMNOYJjByxEXXLvHRTydIUQpS5JPe3T1sMJCN8o41uKx
-      4g+oPomYfJzKSbdpP84fVC4WQCMj+CiMGz/dWV27LgKPF0X9wel5s5gke4UDYQKe
-      FDf/4n3+neMgKohFUIcnqGnBTtThXqvK637m37WfQTIqNWkRH4pU/Acl/djkd+TD
-      yYRBt5UqwGovABM08jYkuA==
-    </EncryptedBinary>
-  </Data>
 </InitialValues>
diff --git a/doc/initial_values.xsd b/doc/initial_values.xsd
index 54672d9c..74b33a6a 100644
--- a/doc/initial_values.xsd
+++ b/doc/initial_values.xsd
@@ -148,11 +148,12 @@
 	<xsd:complexType name="EncryptedBase64Type">
 		<xsd:simpleContent>
 			<xsd:extension base="EncodingRawType">
-				<xsd:attribute name="IV" type="IV_Base64_string" use="required"/>
+				<xsd:attribute name="IV" type="Base64_string" use="required"/>
+				<xsd:attribute name="tag" type="Base64_string" use="required"/>
 			</xsd:extension>
 		</xsd:simpleContent>
 	</xsd:complexType>
-	<xsd:simpleType name="IV_Base64_string">
+	<xsd:simpleType name="Base64_string">
 		<xsd:restriction base="xsd:string"></xsd:restriction>
 	</xsd:simpleType>