const EVP_CIPHER *kekciph);
int CMS_RecipientInfo_decrypt(CMS_ContentInfo *cms, CMS_RecipientInfo *ri);
-int CMS_RecipientInfo_encrypt(CMS_ContentInfo *cms, CMS_RecipientInfo *ri);
+int CMS_RecipientInfo_encrypt(const CMS_ContentInfo *cms, CMS_RecipientInfo *ri);
int CMS_uncompress(CMS_ContentInfo *cms, BIO *dcont, BIO *out,
unsigned int flags);