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authorTreehugger Robot <treehugger-gerrit@google.com>2021-01-26 23:05:51 +0000
committerGerrit Code Review <noreply-gerritcodereview@google.com>2021-01-26 23:05:51 +0000
commit3cd53f9f9dfadbc9eee2153904cd4d592dc8fdc3 (patch)
tree7de3e1b67f2579fa4cec28668e3331dcf3b0bc79
parent203813672e0a01805ab648a64d1b19694f34a8fb (diff)
parentba765a66c1a2e1d08a6bbbc7d847a175c1ad9fa4 (diff)
downloadlibhardware-3cd53f9f9dfadbc9eee2153904cd4d592dc8fdc3.tar.gz
Merge "Add limited use key tag defination."
-rw-r--r--include/hardware/keymaster_defs.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/hardware/keymaster_defs.h b/include/hardware/keymaster_defs.h
index 5d29a243..a0a1c8e5 100644
--- a/include/hardware/keymaster_defs.h
+++ b/include/hardware/keymaster_defs.h
@@ -95,6 +95,8 @@ typedef enum {
cryptographic operations with the key. */
KM_TAG_MAX_USES_PER_BOOT = KM_UINT | 404, /* Number of times the key can be used per
boot. */
+ KM_TAG_USAGE_COUNT_LIMIT = KM_UINT | 405, /* Number of cryptographic operations left
+ with the key.*/
/* User authentication */
KM_TAG_ALL_USERS = KM_BOOL | 500, /* Reserved for future use -- ignore */