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keymasterV4_0: Tags support for FBE wrapped key.

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Define two new tags for FBE Key Management.
FBE_ICE: This is a boolean which specifies if new key
management is used.
KEY_TYPE: Specifies if it is a DE_USER or a CE_USER key.

CRs-Fixed: 2288316

Change-Id: Id9468d1fab0b0517a0a96734cdfe5612855fd2d9
This commit is contained in:
Shivaprasad Hongal 2018-07-23 12:38:03 -07:00 committed by zlewchan
parent 488942f82b
commit dbffd3d096
1 changed files with 3 additions and 0 deletions
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keymaster/4.0/support/include/keymasterV4_0/keymaster_tags.h
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@ -73,6 +73,9 @@ namespace V4_0 {
static const int32_t KM_TAG_DIGEST_OLD = static_cast<int32_t>(TagType::ENUM) | 5;
static const int32_t KM_TAG_PADDING_OLD = static_cast<int32_t>(TagType::ENUM) | 7;
static const int32_t KM_TAG_FBE_ICE = static_cast<int32_t>(TagType::BOOL) | 16201;
static const int32_t KM_TAG_KEY_TYPE = static_cast<int32_t>(TagType::UINT) | 16202;
constexpr TagType typeFromTag(Tag tag) {
return static_cast<TagType>(static_cast<uint32_t>(tag) & static_cast<uint32_t>(0xf0000000));
}