85     PROV_RSA_CTX *prsactx =  OPENSSL_zalloc(sizeof(PROV_RSA_CTX));  in rsakem_newctx()  local
87     if (prsactx == NULL)  in rsakem_newctx()
89     prsactx->libctx = PROV_LIBCTX_OF(provctx);  in rsakem_newctx()
90     prsactx->op = KEM_OP_UNDEFINED;  in rsakem_newctx()
92     return prsactx;  in rsakem_newctx()
97     PROV_RSA_CTX *prsactx = (PROV_RSA_CTX *)vprsactx;  in rsakem_freectx()  local
99     RSA_free(prsactx->rsa);  in rsakem_freectx()
100     OPENSSL_free(prsactx);  in rsakem_freectx()
123     PROV_RSA_CTX *prsactx = (PROV_RSA_CTX *)vprsactx;  in rsakem_init()  local
125     if (prsactx == NULL || vrsa == NULL)  in rsakem_init()
128     if (!ossl_rsa_check_key(prsactx->libctx, vrsa, operation))  in rsakem_init()
133     RSA_free(prsactx->rsa);  in rsakem_init()
134     prsactx->rsa = vrsa;  in rsakem_init()
136     return rsakem_set_ctx_params(prsactx, params);  in rsakem_init()
170     PROV_RSA_CTX *prsactx = (PROV_RSA_CTX *)vprsactx;  in rsakem_set_ctx_params()  local
174     if (prsactx == NULL)  in rsakem_set_ctx_params()
187         prsactx->op = op;  in rsakem_set_ctx_params()
244 static int rsasve_generate(PROV_RSA_CTX *prsactx,  in rsasve_generate()  argument
252     nlen = RSA_size(prsactx->rsa);  in rsasve_generate()
271     if (!rsasve_gen_rand_bytes(prsactx->rsa, secret, nlen))  in rsasve_generate()
275     ret = RSA_public_encrypt(nlen, secret, out, prsactx->rsa, RSA_NO_PADDING);  in rsasve_generate()
292 static int rsasve_recover(PROV_RSA_CTX *prsactx,  in rsasve_recover()  argument
299     nlen = RSA_size(prsactx->rsa);  in rsasve_recover()
316     return (RSA_private_decrypt(inlen, in, out, prsactx->rsa, RSA_NO_PADDING) > 0);  in rsasve_recover()
322     PROV_RSA_CTX *prsactx = (PROV_RSA_CTX *)vprsactx;  in rsakem_generate()  local
324     switch (prsactx->op) {  in rsakem_generate()
326             return rsasve_generate(prsactx, out, outlen, secret, secretlen);  in rsakem_generate()
335     PROV_RSA_CTX *prsactx = (PROV_RSA_CTX *)vprsactx;  in rsakem_recover()  local
337     switch (prsactx->op) {  in rsakem_recover()
339             return rsasve_recover(prsactx, out, outlen, in, inlen);  in rsakem_recover()