SMIME_read_CMS
CMS_ContentInfo *SMIME_read_CMS(BIO *bio, BIO **bcont);
LCRYPTO_ALIAS(SMIME_read_CMS);
LCRYPTO_USED(SMIME_read_CMS);
cms = SMIME_read_CMS(in, &indata);
rcms = SMIME_read_CMS(rctin, NULL);