OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "net/quic/core/quic_versions.h" | 5 #include "net/quic/core/quic_versions.h" |
6 | 6 |
7 #include "net/quic/core/quic_error_codes.h" | 7 #include "net/quic/core/quic_error_codes.h" |
8 #include "net/quic/core/quic_flags.h" | |
9 #include "net/quic/core/quic_tag.h" | 8 #include "net/quic/core/quic_tag.h" |
10 #include "net/quic/core/quic_types.h" | 9 #include "net/quic/core/quic_types.h" |
| 10 #include "net/quic/platform/api/quic_flags.h" |
11 #include "net/quic/platform/api/quic_logging.h" | 11 #include "net/quic/platform/api/quic_logging.h" |
12 | 12 |
13 using std::string; | 13 using std::string; |
14 | 14 |
15 namespace net { | 15 namespace net { |
16 | 16 |
17 QuicVersionVector AllSupportedVersions() { | 17 QuicVersionVector AllSupportedVersions() { |
18 QuicVersionVector supported_versions; | 18 QuicVersionVector supported_versions; |
19 for (size_t i = 0; i < arraysize(kSupportedQuicVersions); ++i) { | 19 for (size_t i = 0; i < arraysize(kSupportedQuicVersions); ++i) { |
20 supported_versions.push_back(kSupportedQuicVersions[i]); | 20 supported_versions.push_back(kSupportedQuicVersions[i]); |
21 } | 21 } |
22 return supported_versions; | 22 return supported_versions; |
23 } | 23 } |
24 | 24 |
25 QuicVersionVector CurrentSupportedVersions() { | 25 QuicVersionVector CurrentSupportedVersions() { |
26 return FilterSupportedVersions(AllSupportedVersions()); | 26 return FilterSupportedVersions(AllSupportedVersions()); |
27 } | 27 } |
28 | 28 |
29 QuicVersionVector FilterSupportedVersions(QuicVersionVector versions) { | 29 QuicVersionVector FilterSupportedVersions(QuicVersionVector versions) { |
30 QuicVersionVector filtered_versions(versions.size()); | 30 QuicVersionVector filtered_versions(versions.size()); |
31 filtered_versions.clear(); // Guaranteed by spec not to change capacity. | 31 filtered_versions.clear(); // Guaranteed by spec not to change capacity. |
32 for (QuicVersion version : versions) { | 32 for (QuicVersion version : versions) { |
33 if (version == QUIC_VERSION_39) { | 33 if (version == QUIC_VERSION_39) { |
34 if (base::GetFlag(FLAGS_quic_enable_version_39) && | 34 if (GetQuicFlag(FLAGS_quic_enable_version_39) && |
35 FLAGS_quic_reloadable_flag_quic_enable_version_38 && | 35 FLAGS_quic_reloadable_flag_quic_enable_version_38) { |
36 FLAGS_quic_reloadable_flag_quic_enable_version_37 && | |
37 FLAGS_quic_reloadable_flag_quic_enable_version_36_v3) { | |
38 filtered_versions.push_back(version); | 36 filtered_versions.push_back(version); |
39 } | 37 } |
40 } else if (version == QUIC_VERSION_38) { | 38 } else if (version == QUIC_VERSION_38) { |
41 if (FLAGS_quic_reloadable_flag_quic_enable_version_38 && | 39 if (FLAGS_quic_reloadable_flag_quic_enable_version_38) { |
42 FLAGS_quic_reloadable_flag_quic_enable_version_37 && | |
43 FLAGS_quic_reloadable_flag_quic_enable_version_36_v3) { | |
44 filtered_versions.push_back(version); | |
45 } | |
46 } else if (version == QUIC_VERSION_37) { | |
47 if (FLAGS_quic_reloadable_flag_quic_enable_version_37 && | |
48 FLAGS_quic_reloadable_flag_quic_enable_version_36_v3) { | |
49 filtered_versions.push_back(version); | |
50 } | |
51 } else if (version == QUIC_VERSION_36) { | |
52 if (FLAGS_quic_reloadable_flag_quic_enable_version_36_v3) { | |
53 filtered_versions.push_back(version); | |
54 } | |
55 } else if (version == QUIC_VERSION_34) { | |
56 if (!FLAGS_quic_reloadable_flag_quic_disable_version_34) { | |
57 filtered_versions.push_back(version); | 40 filtered_versions.push_back(version); |
58 } | 41 } |
59 } else { | 42 } else { |
60 filtered_versions.push_back(version); | 43 filtered_versions.push_back(version); |
61 } | 44 } |
62 } | 45 } |
63 return filtered_versions; | 46 return filtered_versions; |
64 } | 47 } |
65 | 48 |
66 QuicVersionVector VersionOfIndex(const QuicVersionVector& versions, int index) { | 49 QuicVersionVector VersionOfIndex(const QuicVersionVector& versions, int index) { |
67 QuicVersionVector version; | 50 QuicVersionVector version; |
68 int version_count = versions.size(); | 51 int version_count = versions.size(); |
69 if (index >= 0 && index < version_count) { | 52 if (index >= 0 && index < version_count) { |
70 version.push_back(versions[index]); | 53 version.push_back(versions[index]); |
71 } else { | 54 } else { |
72 version.push_back(QUIC_VERSION_UNSUPPORTED); | 55 version.push_back(QUIC_VERSION_UNSUPPORTED); |
73 } | 56 } |
74 return version; | 57 return version; |
75 } | 58 } |
76 | 59 |
77 QuicTag QuicVersionToQuicTag(const QuicVersion version) { | 60 QuicTag QuicVersionToQuicTag(const QuicVersion version) { |
78 switch (version) { | 61 switch (version) { |
79 case QUIC_VERSION_34: | |
80 return MakeQuicTag('Q', '0', '3', '4'); | |
81 case QUIC_VERSION_35: | 62 case QUIC_VERSION_35: |
82 return MakeQuicTag('Q', '0', '3', '5'); | 63 return MakeQuicTag('Q', '0', '3', '5'); |
83 case QUIC_VERSION_36: | 64 case QUIC_VERSION_36: |
84 return MakeQuicTag('Q', '0', '3', '6'); | 65 return MakeQuicTag('Q', '0', '3', '6'); |
85 case QUIC_VERSION_37: | 66 case QUIC_VERSION_37: |
86 return MakeQuicTag('Q', '0', '3', '7'); | 67 return MakeQuicTag('Q', '0', '3', '7'); |
87 case QUIC_VERSION_38: | 68 case QUIC_VERSION_38: |
88 return MakeQuicTag('Q', '0', '3', '8'); | 69 return MakeQuicTag('Q', '0', '3', '8'); |
89 case QUIC_VERSION_39: | 70 case QUIC_VERSION_39: |
90 return MakeQuicTag('Q', '0', '3', '9'); | 71 return MakeQuicTag('Q', '0', '3', '9'); |
(...skipping 16 matching lines...) Expand all Loading... |
107 << QuicTagToString(version_tag); | 88 << QuicTagToString(version_tag); |
108 return QUIC_VERSION_UNSUPPORTED; | 89 return QUIC_VERSION_UNSUPPORTED; |
109 } | 90 } |
110 | 91 |
111 #define RETURN_STRING_LITERAL(x) \ | 92 #define RETURN_STRING_LITERAL(x) \ |
112 case x: \ | 93 case x: \ |
113 return #x | 94 return #x |
114 | 95 |
115 string QuicVersionToString(const QuicVersion version) { | 96 string QuicVersionToString(const QuicVersion version) { |
116 switch (version) { | 97 switch (version) { |
117 RETURN_STRING_LITERAL(QUIC_VERSION_34); | |
118 RETURN_STRING_LITERAL(QUIC_VERSION_35); | 98 RETURN_STRING_LITERAL(QUIC_VERSION_35); |
119 RETURN_STRING_LITERAL(QUIC_VERSION_36); | 99 RETURN_STRING_LITERAL(QUIC_VERSION_36); |
120 RETURN_STRING_LITERAL(QUIC_VERSION_37); | 100 RETURN_STRING_LITERAL(QUIC_VERSION_37); |
121 RETURN_STRING_LITERAL(QUIC_VERSION_38); | 101 RETURN_STRING_LITERAL(QUIC_VERSION_38); |
122 RETURN_STRING_LITERAL(QUIC_VERSION_39); | 102 RETURN_STRING_LITERAL(QUIC_VERSION_39); |
123 default: | 103 default: |
124 return "QUIC_VERSION_UNSUPPORTED"; | 104 return "QUIC_VERSION_UNSUPPORTED"; |
125 } | 105 } |
126 } | 106 } |
127 | 107 |
128 string QuicVersionVectorToString(const QuicVersionVector& versions) { | 108 string QuicVersionVectorToString(const QuicVersionVector& versions) { |
129 string result = ""; | 109 string result = ""; |
130 for (size_t i = 0; i < versions.size(); ++i) { | 110 for (size_t i = 0; i < versions.size(); ++i) { |
131 if (i != 0) { | 111 if (i != 0) { |
132 result.append(","); | 112 result.append(","); |
133 } | 113 } |
134 result.append(QuicVersionToString(versions[i])); | 114 result.append(QuicVersionToString(versions[i])); |
135 } | 115 } |
136 return result; | 116 return result; |
137 } | 117 } |
138 | 118 |
139 } // namespace net | 119 } // namespace net |
OLD | NEW |