682 	struct ssh_digest_ctx *hashctx = NULL;  in derive_key()  local
697 	if ((hashctx = ssh_digest_start(kex->hash_alg)) == NULL ||  in derive_key()
698 	    ssh_digest_update_buffer(hashctx, shared_secret) != 0 ||  in derive_key()
699 	    ssh_digest_update(hashctx, hash, hashlen) != 0 ||  in derive_key()
700 	    ssh_digest_update(hashctx, &c, 1) != 0 ||  in derive_key()
701 	    ssh_digest_update(hashctx, kex->session_id,  in derive_key()
703 	    ssh_digest_final(hashctx, digest, mdsz) != 0) {  in derive_key()
707 	ssh_digest_free(hashctx);  in derive_key()
708 	hashctx = NULL;  in derive_key()
716 		if ((hashctx = ssh_digest_start(kex->hash_alg)) == NULL ||  in derive_key()
717 		    ssh_digest_update_buffer(hashctx, shared_secret) != 0 ||  in derive_key()
718 		    ssh_digest_update(hashctx, hash, hashlen) != 0 ||  in derive_key()
719 		    ssh_digest_update(hashctx, digest, have) != 0 ||  in derive_key()
720 		    ssh_digest_final(hashctx, digest + have, mdsz) != 0) {  in derive_key()
724 		ssh_digest_free(hashctx);  in derive_key()
725 		hashctx = NULL;  in derive_key()
737 	ssh_digest_free(hashctx);  in derive_key()
792 	struct ssh_digest_ctx *hashctx = NULL;  in derive_ssh1_session_id()  local
806 	if ((hashctx = ssh_digest_start(SSH_DIGEST_MD5)) == NULL) {  in derive_ssh1_session_id()
810 	if (ssh_digest_update(hashctx, hbuf, hlen) != 0 ||  in derive_ssh1_session_id()
811 	    ssh_digest_update(hashctx, sbuf, slen) != 0 ||  in derive_ssh1_session_id()
812 	    ssh_digest_update(hashctx, cookie, 8) != 0 ||  in derive_ssh1_session_id()
813 	    ssh_digest_final(hashctx, obuf, sizeof(obuf)) != 0) {  in derive_ssh1_session_id()
820 	ssh_digest_free(hashctx);  in derive_ssh1_session_id()