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Merge "Simplify keymaster_key_origin_t."

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Shawn Willden 2015-04-10 13:46:36 +00:00 committed by Gerrit Code Review
commit 6950fae464
1 changed files with 5 additions and 4 deletions
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9
include/hardware/keymaster_defs.h
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@ -199,12 +199,13 @@ typedef enum {
} keymaster_digest_t; } keymaster_digest_t;
/** /**
* The origin of a key (or pair), i.e. where it was generated. Origin and can be used together to * The origin of a key (or pair), i.e. where it was generated. Note that KM_TAG_ORIGIN can be found
* determine whether a key may have existed outside of secure hardware. This type is new in 0_4. * in either the hardware-enforced or software-enforced list for a key, indicating whether the key
* is hardware or software-based. Specifically, a key with KM_ORIGIN_GENERATED in the
* hardware-enforced list is guaranteed never to have existed outide the secure hardware.
*/ */
typedef enum { typedef enum {
KM_ORIGIN_HARDWARE = 0, /* Generated in secure hardware */ KM_ORIGIN_GENERATED = 0, /* Generated in keymaster */
KM_ORIGIN_SOFTWARE = 1, /* Generated in non-secure software */
KM_ORIGIN_IMPORTED = 2, /* Imported, origin unknown */ KM_ORIGIN_IMPORTED = 2, /* Imported, origin unknown */
} keymaster_key_origin_t; } keymaster_key_origin_t;