crypto/io/crypto.c

2513  * umech is a mechanism structure that has been copied from user address
2519  * kmech is a umech with all pointers and structures in kernel address space.
2521  * This routine calls the provider's entry point to copy a umech parameter
2526     crypto_mechanism_t *umech, crypto_mechanism_t *kmech, int mode, int *error)
2532 	provider_mech_type = KCF_TO_PROV_MECHNUM(pd, umech->cm_type);
2537 	rv = KCF_PROV_COPYIN_MECH(pd, umech, kmech, error, mode);
2538 	kmech->cm_type = umech->cm_type;
2544  * umech is a mechanism structure that has been copied from user address
2550  * kmech is a umech with all pointers and structures in kernel address space.
2553  * into user address space using umech as a template containing
2558     crypto_mechanism_t *kmech, crypto_mechanism_t *umech, int mode, int *error)
2564 	provider_mech_type = KCF_TO_PROV_MECHNUM(pd, umech->cm_type);
2567 	rv = KCF_PROV_COPYOUT_MECH(pd, kmech, umech, error, mode);
2568 	kmech->cm_type = umech->cm_type;