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Differential D25436 Diff 73658 head/sys/opencrypto/crypto.c

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head/sys/opencrypto/crypto.c

Show First 20 Lines • Show All 438 Lines • ▼ Show 20 Lineshmac_init_pad(struct auth_hash *axf, const char *key, int klen, void *auth_ctx,
} else } else
memcpy(hmac_key, key, klen); memcpy(hmac_key, key, klen);
for (i = 0; i < axf->blocksize; i++) for (i = 0; i < axf->blocksize; i++)
hmac_key[i] ^= padval; hmac_key[i] ^= padval;
axf->Init(auth_ctx); axf->Init(auth_ctx);
axf->Update(auth_ctx, hmac_key, axf->blocksize); axf->Update(auth_ctx, hmac_key, axf->blocksize);
explicit_bzero(hmac_key, sizeof(hmac_key));
} }
void void
hmac_init_ipad(struct auth_hash *axf, const char *key, int klen, hmac_init_ipad(struct auth_hash *axf, const char *key, int klen,
void *auth_ctx) void *auth_ctx)
{ {
hmac_init_pad(axf, key, klen, auth_ctx, HMAC_IPAD_VAL); hmac_init_pad(axf, key, klen, auth_ctx, HMAC_IPAD_VAL);
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