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genprotimg: introduce macro for the control flags and sort them

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Introduce a private macro for the calculation of the control flags and
sort the flags by bit value.

Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Reviewed-by: Steffen Eiden <seiden@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Marc Hartmayer
2022-02-15 13:50:30 +00:00
committed by Jan Höppner
parent ee2c6d4160
commit a9e13a2d69
1 changed files with 7 additions and 4 deletions
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genprotimg/src/include/pv_hdr_def.h
+7 -4
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@@ -24,11 +24,14 @@
#define PV_MAGIC_NUMBER 0x49424d5365634578ULL
#define PV_VERSION_1 0x00000100U
/* Internal helper macro */
#define __PV_BIT(nr) (1ULL << (63 - (nr)))
/* Plaintext control flags */
#define PV_PCF_PCKM_ECC (1ULL << 5) /* PCKMO encrypt-ECC-key functions allowed */
#define PV_PCF_PCKMO_AES (1ULL << 6) /* PCKMO encrypt-AES-key functions allowed */
#define PV_PCF_PCKMO_DEA_TDEA (1ULL << 7) /* PCKMO encrypt-DEA/TDEA-key functions allowed */
#define PV_PCF_NO_DECRYPTION (1ULL << 28) /* prevent Ultravisor decryption during unpack operation */
#define PV_PCF_NO_DECRYPTION __PV_BIT(35) /* prevent Ultravisor decryption during unpack operation */
#define PV_PCF_PCKMO_DEA_TDEA __PV_BIT(56) /* PCKMO encrypt-DEA/TDEA-key functions allowed */
#define PV_PCF_PCKMO_AES __PV_BIT(57) /* PCKMO encrypt-AES-key functions allowed */
#define PV_PCF_PCKM_ECC __PV_BIT(58) /* PCKMO encrypt-ECC-key functions allowed */
/* maxima for the PV version 1 */
#define PV_V1_IPIB_MAX_SIZE PAGE_SIZE