| // Copyright (c) 2019 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef QUICHE_QUIC_CORE_QPACK_QPACK_REQUIRED_INSERT_COUNT_H_ |
| #define QUICHE_QUIC_CORE_QPACK_QPACK_REQUIRED_INSERT_COUNT_H_ |
| |
| #include <cstdint> |
| |
| #include "quiche/quic/platform/api/quic_export.h" |
| |
| namespace quic { |
| |
| // Calculate Encoded Required Insert Count from Required Insert Count and |
| // MaxEntries according to |
| // https://quicwg.org/base-drafts/draft-ietf-quic-qpack.html#ric. |
| QUIC_EXPORT_PRIVATE uint64_t QpackEncodeRequiredInsertCount( |
| uint64_t required_insert_count, uint64_t max_entries); |
| |
| // Calculate Required Insert Count from Encoded Required Insert Count, |
| // MaxEntries, and total number of dynamic table insertions according to |
| // https://quicwg.org/base-drafts/draft-ietf-quic-qpack.html#ric. Returns true |
| // on success, false on invalid input or overflow/underflow. |
| QUIC_EXPORT_PRIVATE bool QpackDecodeRequiredInsertCount( |
| uint64_t encoded_required_insert_count, uint64_t max_entries, |
| uint64_t total_number_of_inserts, uint64_t* required_insert_count); |
| |
| } // namespace quic |
| |
| #endif // QUICHE_QUIC_CORE_QPACK_QPACK_REQUIRED_INSERT_COUNT_H_ |