dca_dsainit
error = dca_dsainit(ctx, mechanism, key, KM_SLEEP,
error = dca_dsainit(ctx, mechanism, key, KM_SLEEP,
int dca_dsainit(crypto_ctx_t *ctx, crypto_mechanism_t *mechanism,
rv = dca_dsainit(&ctx, mechanism, key, kmflag, mode);
int dca_dsainit(crypto_ctx_t *, crypto_mechanism_t *, crypto_key_t *, int,