chk_hmac_sha1
if (memcmp(mdd_crypto->scr_meta->chk_hmac_sha1.sch_mac,
mdd_crypto->scr_meta->chk_hmac_sha1.sch_mac);
if (memcmp(mdd_crypto->scr_meta->chk_hmac_sha1.sch_mac,
memcpy(mdd_crypto->scr_meta->chk_hmac_sha1.sch_mac, check_digest,
sizeof(mdd_crypto->scr_meta->chk_hmac_sha1.sch_mac));
struct sr_crypto_chk_hmac_sha1 chk_hmac_sha1;
#define chk_hmac_sha1 _scm_chk.chk_hmac_sha1
if (bcmp(digest, cm->chk_hmac_sha1.sch_mac, sizeof(digest)) == 0)