73     PROV_DRBG_HASH *hash = (PROV_DRBG_HASH *)drbg->data;  in hash_df()  local
74     EVP_MD_CTX *ctx = hash->ctx;  in hash_df()
75     unsigned char *vtmp = hash->vtmp;  in hash_df()
103         if (!(EVP_DigestInit_ex(ctx, ossl_prov_digest_md(&hash->digest), NULL)  in hash_df()
110         if (outlen < hash->blocklen) {  in hash_df()
114             OPENSSL_cleanse(vtmp, hash->blocklen);  in hash_df()
120         outlen -= hash->blocklen;  in hash_df()
125         out += hash->blocklen;  in hash_df()
178     PROV_DRBG_HASH *hash = (PROV_DRBG_HASH *)drbg->data;  in add_hash_to_v()  local
179     EVP_MD_CTX *ctx = hash->ctx;  in add_hash_to_v()
181     return EVP_DigestInit_ex(ctx, ossl_prov_digest_md(&hash->digest), NULL)  in add_hash_to_v()
183            && EVP_DigestUpdate(ctx, hash->V, drbg->seedlen)  in add_hash_to_v()
185            && EVP_DigestFinal(ctx, hash->vtmp, NULL)  in add_hash_to_v()
186            && add_bytes(drbg, hash->V, hash->vtmp, hash->blocklen);  in add_hash_to_v()
209     PROV_DRBG_HASH *hash = (PROV_DRBG_HASH *)drbg->data;  in hash_gen()  local
214     memcpy(hash->vtmp, hash->V, drbg->seedlen);  in hash_gen()
216         if (!EVP_DigestInit_ex(hash->ctx, ossl_prov_digest_md(&hash->digest),  in hash_gen()
218                 || !EVP_DigestUpdate(hash->ctx, hash->vtmp, drbg->seedlen))  in hash_gen()
221         if (outlen < hash->blocklen) {  in hash_gen()
222             if (!EVP_DigestFinal(hash->ctx, hash->vtmp, NULL))  in hash_gen()
224             memcpy(out, hash->vtmp, outlen);  in hash_gen()
227             if (!EVP_DigestFinal(hash->ctx, out, NULL))  in hash_gen()
229             outlen -= hash->blocklen;  in hash_gen()
232             out += hash->blocklen;  in hash_gen()
234         add_bytes(drbg, hash->vtmp, &one, 1);  in hash_gen()
253     PROV_DRBG_HASH *hash = (PROV_DRBG_HASH *)drbg->data;  in drbg_hash_instantiate()  local
255     EVP_MD_CTX_free(hash->ctx);  in drbg_hash_instantiate()
256     hash->ctx = EVP_MD_CTX_new();  in drbg_hash_instantiate()
259     return hash->ctx != NULL  in drbg_hash_instantiate()
260            && hash_df(drbg, hash->V, INBYTE_IGNORE,  in drbg_hash_instantiate()
263            && hash_df1(drbg, hash->C, 0x00, hash->V, drbg->seedlen);  in drbg_hash_instantiate()
292     PROV_DRBG_HASH *hash = (PROV_DRBG_HASH *)drbg->data;  in drbg_hash_reseed()  local
296     if (!hash_df(drbg, hash->C, 0x01, hash->V, drbg->seedlen, ent, ent_len,  in drbg_hash_reseed()
299     memcpy(hash->V, hash->C, drbg->seedlen);  in drbg_hash_reseed()
301     return hash_df1(drbg, hash->C, 0x00, hash->V, drbg->seedlen);  in drbg_hash_reseed()
327     PROV_DRBG_HASH *hash = (PROV_DRBG_HASH *)drbg->data;  in drbg_hash_generate()  local
336     return hash->ctx != NULL  in drbg_hash_generate()
347            && add_bytes(drbg, hash->V, hash->C, drbg->seedlen)  in drbg_hash_generate()
349            && add_bytes(drbg, hash->V, counter, 4);  in drbg_hash_generate()
364     PROV_DRBG_HASH *hash = (PROV_DRBG_HASH *)drbg->data;  in drbg_hash_uninstantiate()  local
366     OPENSSL_cleanse(hash->V, sizeof(hash->V));  in drbg_hash_uninstantiate()
367     OPENSSL_cleanse(hash->C, sizeof(hash->C));  in drbg_hash_uninstantiate()
368     OPENSSL_cleanse(hash->vtmp, sizeof(hash->vtmp));  in drbg_hash_uninstantiate()
380     PROV_DRBG_HASH *hash = (PROV_DRBG_HASH *)drbg->data;  in drbg_hash_verify_zeroization()  local
382     PROV_DRBG_VERYIFY_ZEROIZATION(hash->V);  in drbg_hash_verify_zeroization()
383     PROV_DRBG_VERYIFY_ZEROIZATION(hash->C);  in drbg_hash_verify_zeroization()
384     PROV_DRBG_VERYIFY_ZEROIZATION(hash->vtmp);  in drbg_hash_verify_zeroization()
390     PROV_DRBG_HASH *hash;  in drbg_hash_new()  local
392     hash = OPENSSL_secure_zalloc(sizeof(*hash));  in drbg_hash_new()
393     if (hash == NULL) {  in drbg_hash_new()
398     ctx->data = hash;  in drbg_hash_new()
421     PROV_DRBG_HASH *hash;  in drbg_hash_free()  local
423     if (drbg != NULL && (hash = (PROV_DRBG_HASH *)drbg->data) != NULL) {  in drbg_hash_free()
424         EVP_MD_CTX_free(hash->ctx);  in drbg_hash_free()
425         ossl_prov_digest_reset(&hash->digest);  in drbg_hash_free()
426         OPENSSL_secure_clear_free(hash, sizeof(*hash));  in drbg_hash_free()
434     PROV_DRBG_HASH *hash = (PROV_DRBG_HASH *)drbg->data;  in drbg_hash_get_ctx_params()  local
440         md = ossl_prov_digest_md(&hash->digest);  in drbg_hash_get_ctx_params()
462     PROV_DRBG_HASH *hash = (PROV_DRBG_HASH *)ctx->data;  in drbg_hash_set_ctx_params()  local
466     if (!ossl_prov_digest_load_from_params(&hash->digest, params, libctx))  in drbg_hash_set_ctx_params()
469     md = ossl_prov_digest_md(&hash->digest);  in drbg_hash_set_ctx_params()
477         hash->blocklen = EVP_MD_get_size(md);  in drbg_hash_set_ctx_params()
479         ctx->strength = 64 * (hash->blocklen >> 3);  in drbg_hash_set_ctx_params()
482         if (hash->blocklen > MAX_BLOCKLEN_USING_SMALL_SEEDLEN)  in drbg_hash_set_ctx_params()