420   if (!ssl->s3->hs_buf) {  in read_v2_client_hello()
421     ssl->s3->hs_buf.reset(BUF_MEM_new());  in read_v2_client_hello()
423   if (!ssl->s3->hs_buf ||  in read_v2_client_hello()
424       !BUF_MEM_reserve(ssl->s3->hs_buf.get(), max_v3_client_hello) ||  in read_v2_client_hello()
425       !CBB_init_fixed(client_hello.get(), (uint8_t *)ssl->s3->hs_buf->data,  in read_v2_client_hello()
426                       ssl->s3->hs_buf->max) ||  in read_v2_client_hello()
459       !CBB_finish(client_hello.get(), NULL, &ssl->s3->hs_buf->length)) {  in read_v2_client_hello()
471   if (!ssl->s3->hs_buf) {  in parse_message()
478   CBS_init(&cbs, reinterpret_cast<const uint8_t *>(ssl->s3->hs_buf->data),  in parse_message()
479            ssl->s3->hs_buf->length);  in parse_message()
491   CBS_init(&out->raw, reinterpret_cast<const uint8_t *>(ssl->s3->hs_buf->data),  in parse_message()
541   return ssl->s3->hs_buf && ssl->s3->hs_buf->length > msg_len;  in tls_has_unprocessed_handshake_data()
546   if (!ssl->s3->hs_buf) {  in tls_append_handshake_data()
547     ssl->s3->hs_buf.reset(BUF_MEM_new());  in tls_append_handshake_data()
549   return ssl->s3->hs_buf &&  in tls_append_handshake_data()
550          BUF_MEM_append(ssl->s3->hs_buf.get(), data.data(), data.size());  in tls_append_handshake_data()
635       !ssl->s3->hs_buf ||  in ssl3_next_message()
636       ssl->s3->hs_buf->length < CBS_len(&msg.raw)) {  in ssl3_next_message()
641   OPENSSL_memmove(ssl->s3->hs_buf->data,  in ssl3_next_message()
642                   ssl->s3->hs_buf->data + CBS_len(&msg.raw),  in ssl3_next_message()
643                   ssl->s3->hs_buf->length - CBS_len(&msg.raw));  in ssl3_next_message()
644   ssl->s3->hs_buf->length -= CBS_len(&msg.raw);  in ssl3_next_message()
650   if (!SSL_in_init(ssl) && ssl->s3->hs_buf->length == 0) {  in ssl3_next_message()
651     ssl->s3->hs_buf.reset();  in ssl3_next_message()