4762 	EVP_MAC_CTX *hctx;  in hpke_labeled_extract()  local
4766 	HMAC_CTX *hctx;  in hpke_labeled_extract()  local
4791 	hctx = EVP_MAC_CTX_new(hmac);  in hpke_labeled_extract()
4793 	if (!hctx)  in hpke_labeled_extract()
4796 	if (EVP_MAC_init(hctx, salt, salt_len, params) != 1)  in hpke_labeled_extract()
4799 	if (EVP_MAC_update(hctx, (const unsigned char *) "HPKE-v1", 7) != 1 ||  in hpke_labeled_extract()
4800 	    EVP_MAC_update(hctx, suite_id, suite_id_len) != 1 ||  in hpke_labeled_extract()
4801 	    EVP_MAC_update(hctx, (const unsigned char *) label,  in hpke_labeled_extract()
4803 	    EVP_MAC_update(hctx, ikm, ikm_len) != 1)  in hpke_labeled_extract()
4806 	res = EVP_MAC_final(hctx, prk, &mlen, mdlen);  in hpke_labeled_extract()
4807 	EVP_MAC_CTX_free(hctx);  in hpke_labeled_extract()
4811 	EVP_MAC_CTX_free(hctx);  in hpke_labeled_extract()
4814 	hctx = HMAC_CTX_new();  in hpke_labeled_extract()
4815 	if (!hctx)  in hpke_labeled_extract()
4817 	res = HMAC_Init_ex(hctx, salt, salt_len, kem ? ctx->kem_h : ctx->kdf_h,  in hpke_labeled_extract()
4822 	HMAC_Update(hctx, (const unsigned char *) "HPKE-v1", 7);  in hpke_labeled_extract()
4823 	HMAC_Update(hctx, suite_id, suite_id_len);  in hpke_labeled_extract()
4824 	HMAC_Update(hctx, (const unsigned char *) label, os_strlen(label));  in hpke_labeled_extract()
4825 	HMAC_Update(hctx, ikm, ikm_len);  in hpke_labeled_extract()
4827 	res = HMAC_Final(hctx, prk, &mdlen);  in hpke_labeled_extract()
4829 	HMAC_CTX_free(hctx);  in hpke_labeled_extract()
4854 	EVP_MAC_CTX *hctx = NULL;  in hpke_labeled_expand()  local
4857 	HMAC_CTX *hctx;  in hpke_labeled_expand()  local
4892 	hctx = HMAC_CTX_new();  in hpke_labeled_expand()
4893 	if (!hctx)  in hpke_labeled_expand()
4900 		EVP_MAC_CTX_free(hctx);  in hpke_labeled_expand()
4901 		hctx = EVP_MAC_CTX_new(hmac);  in hpke_labeled_expand()
4902 		if (!hctx)  in hpke_labeled_expand()
4905 		if (EVP_MAC_init(hctx, prk, mdlen, params) != 1)  in hpke_labeled_expand()
4908 		if (iter > 0 && EVP_MAC_update(hctx, hash, mdlen) != 1)  in hpke_labeled_expand()
4914 		if (EVP_MAC_update(hctx, labeled_info, labeled_info_len) != 1 ||  in hpke_labeled_expand()
4915 		    EVP_MAC_update(hctx, &iter, sizeof(iter)) != 1)  in hpke_labeled_expand()
4918 		if (EVP_MAC_final(hctx, hash, &mdlen, mdlen) != 1)  in hpke_labeled_expand()
4921 		if (HMAC_Init_ex(hctx, prk, mdlen,  in hpke_labeled_expand()
4927 			HMAC_Update(hctx, hash, mdlen);  in hpke_labeled_expand()
4931 		HMAC_Update(hctx, labeled_info, labeled_info_len);  in hpke_labeled_expand()
4932 		HMAC_Update(hctx, &iter, sizeof(iter));  in hpke_labeled_expand()
4934 		if (HMAC_Final(hctx, hash, &mdlen) != 1)  in hpke_labeled_expand()
4936 		HMAC_CTX_reset(hctx);  in hpke_labeled_expand()
4948 	EVP_MAC_CTX_free(hctx);  in hpke_labeled_expand()
4950 	HMAC_CTX_free(hctx);  in hpke_labeled_expand()