1// Copyright 2014 Google Inc. All Rights Reserved.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7// http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14//
15// Common definition for WOFF2 encoding/decoding
16
17#ifndef WOFF2_WOFF2_COMMON_H_
18#define WOFF2_WOFF2_COMMON_H_
19
20#include <inttypes.h>
21
22namespace woff2 {
23
24static const uint32_t kWoff2Signature = 0x774f4632;  // "wOF2"
25
26const unsigned int kWoff2FlagsContinueStream = 1 << 4;
27const unsigned int kWoff2FlagsTransform = 1 << 5;
28
29struct Point {
30  int x;
31  int y;
32  bool on_curve;
33};
34
35struct Table {
36  uint32_t tag;
37  uint32_t flags;
38  uint32_t src_offset;
39  uint32_t src_length;
40
41  uint32_t transform_length;
42
43  uint32_t dst_offset;
44  uint32_t dst_length;
45  const uint8_t* dst_data;
46};
47
48} // namespace woff2
49
50#endif  // WOFF2_WOFF2_COMMON_H_
51