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crypto: user - Implement a generic crypto statistics

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This patch implement a generic way to get statistics about all crypto
usages.

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Corentin Labbe 2018-09-19 10:10:54 +00:00 • committed by Herbert Xu
parent a9cbfe4c78
commit cac5818c25
17 changed files with 970 additions and 35 deletions
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52
include/uapi/linux/cryptouser.h
View file

@ -29,6 +29,7 @@ enum {
CRYPTO_MSG_UPDATEALG,
CRYPTO_MSG_GETALG,
CRYPTO_MSG_DELRNG,
CRYPTO_MSG_GETSTAT,
__CRYPTO_MSG_MAX
};
#define CRYPTO_MSG_MAX (__CRYPTO_MSG_MAX - 1)
@ -50,6 +51,16 @@ enum crypto_attr_type_t {
CRYPTOCFGA_REPORT_AKCIPHER, /* struct crypto_report_akcipher */
CRYPTOCFGA_REPORT_KPP, /* struct crypto_report_kpp */
CRYPTOCFGA_REPORT_ACOMP, /* struct crypto_report_acomp */
CRYPTOCFGA_STAT_LARVAL, /* struct crypto_stat */
CRYPTOCFGA_STAT_HASH, /* struct crypto_stat */
CRYPTOCFGA_STAT_BLKCIPHER, /* struct crypto_stat */
CRYPTOCFGA_STAT_AEAD, /* struct crypto_stat */
CRYPTOCFGA_STAT_COMPRESS, /* struct crypto_stat */
CRYPTOCFGA_STAT_RNG, /* struct crypto_stat */
CRYPTOCFGA_STAT_CIPHER, /* struct crypto_stat */
CRYPTOCFGA_STAT_AKCIPHER, /* struct crypto_stat */
CRYPTOCFGA_STAT_KPP, /* struct crypto_stat */
CRYPTOCFGA_STAT_ACOMP, /* struct crypto_stat */
__CRYPTOCFGA_MAX
#define CRYPTOCFGA_MAX (__CRYPTOCFGA_MAX - 1)
@ -65,6 +76,47 @@ struct crypto_user_alg {
__u32 cru_flags;
};
struct crypto_stat {
char type[CRYPTO_MAX_NAME];
union {
__u32 stat_encrypt_cnt;
__u32 stat_compress_cnt;
__u32 stat_generate_cnt;
__u32 stat_hash_cnt;
__u32 stat_setsecret_cnt;
};
union {
__u64 stat_encrypt_tlen;
__u64 stat_compress_tlen;
__u64 stat_generate_tlen;
__u64 stat_hash_tlen;
};
union {
__u32 stat_akcipher_err_cnt;
__u32 stat_cipher_err_cnt;
__u32 stat_compress_err_cnt;
__u32 stat_aead_err_cnt;
__u32 stat_hash_err_cnt;
__u32 stat_rng_err_cnt;
__u32 stat_kpp_err_cnt;
};
union {
__u32 stat_decrypt_cnt;
__u32 stat_decompress_cnt;
__u32 stat_seed_cnt;
__u32 stat_generate_public_key_cnt;
};
union {
__u64 stat_decrypt_tlen;
__u64 stat_decompress_tlen;
};
union {
__u32 stat_verify_cnt;
__u32 stat_compute_shared_secret_cnt;
};
__u32 stat_sign_cnt;
};
struct crypto_report_larval {
char type[CRYPTO_MAX_NAME];
};