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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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/quic_flags.h" | 5 #include "net/quic/quic_flags.h" |
| 6 | 6 |
| 7 // When true, the use time based loss detection instead of nack. | 7 // When true, the use time based loss detection instead of nack. |
| 8 bool FLAGS_quic_use_time_loss_detection = false; | 8 bool FLAGS_quic_use_time_loss_detection = false; |
| 9 | 9 |
| 10 // If true, it will return as soon as an error is detected while validating | 10 // If true, it will return as soon as an error is detected while validating |
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| 32 // Maximum number of connections on the time-wait list. A negative value implies | 32 // Maximum number of connections on the time-wait list. A negative value implies |
| 33 // no configured limit. | 33 // no configured limit. |
| 34 int64_t FLAGS_quic_time_wait_list_max_connections = 600000; | 34 int64_t FLAGS_quic_time_wait_list_max_connections = 600000; |
| 35 | 35 |
| 36 // Enables server-side support for QUIC stateless rejects. | 36 // Enables server-side support for QUIC stateless rejects. |
| 37 bool FLAGS_enable_quic_stateless_reject_support = true; | 37 bool FLAGS_enable_quic_stateless_reject_support = true; |
| 38 | 38 |
| 39 // This flag is not in use, just to keep consistency for shared code. | 39 // This flag is not in use, just to keep consistency for shared code. |
| 40 bool FLAGS_quic_always_log_bugs_for_tests = false; | 40 bool FLAGS_quic_always_log_bugs_for_tests = false; |
| 41 | 41 |
| 42 // If true, flow controller may grow the receive window size if necessary. | 42 // If true, a QUIC connection option with tag DHDT can be used to disable |
| 43 bool FLAGS_quic_auto_tune_receive_window = true; | 43 // HPACK\'s dynamic table. |
| 44 bool FLAGS_quic_disable_hpack_dynamic_table = false; |
| 44 | 45 |
| 45 // If true, multipath is enabled for the connection. | 46 // If true, multipath is enabled for the connection. |
| 46 bool FLAGS_quic_enable_multipath = false; | 47 bool FLAGS_quic_enable_multipath = false; |
| 47 | 48 |
| 48 // If true, require handshake confirmation for QUIC connections, functionally | 49 // If true, require handshake confirmation for QUIC connections, functionally |
| 49 // disabling 0-rtt handshakes. | 50 // disabling 0-rtt handshakes. |
| 50 // TODO(rtenneti): Enable this flag after CryptoServerTest's are fixed. | 51 // TODO(rtenneti): Enable this flag after CryptoServerTest's are fixed. |
| 51 bool FLAGS_quic_require_handshake_confirmation = false; | 52 bool FLAGS_quic_require_handshake_confirmation = false; |
| 52 | 53 |
| 53 // If true, Cubic's epoch is shifted when the sender is application-limited. | 54 // If true, Cubic's epoch is shifted when the sender is application-limited. |
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| 74 // If true, make sure new incoming streams correctly cede to higher | 75 // If true, make sure new incoming streams correctly cede to higher |
| 75 // priority (or batch) streams when doing QUIC writes. | 76 // priority (or batch) streams when doing QUIC writes. |
| 76 bool FLAGS_quic_cede_correctly = true; | 77 bool FLAGS_quic_cede_correctly = true; |
| 77 | 78 |
| 78 // If true, QUIC should correctly report if it supports ChaCha20. Otherwise, | 79 // If true, QUIC should correctly report if it supports ChaCha20. Otherwise, |
| 79 // QUIC will lie and claim that it does not support ChaCha20. The primary use | 80 // QUIC will lie and claim that it does not support ChaCha20. The primary use |
| 80 // case for this is places where ChaCha20 is prohibitively expensive compared to | 81 // case for this is places where ChaCha20 is prohibitively expensive compared to |
| 81 // AES-GCM. | 82 // AES-GCM. |
| 82 bool FLAGS_quic_crypto_server_config_default_has_chacha20 = true; | 83 bool FLAGS_quic_crypto_server_config_default_has_chacha20 = true; |
| 83 | 84 |
| 84 // If true, always log the cached network parameters, regardless of whether | |
| 85 // bandwidth-resumption has been enabled. | |
| 86 bool FLAGS_quic_log_received_parameters = true; | |
| 87 | |
| 88 // If true, QUIC will use newly refactored TCP sender code. | 85 // If true, QUIC will use newly refactored TCP sender code. |
| 89 bool FLAGS_quic_use_new_tcp_sender = true; | 86 bool FLAGS_quic_use_new_tcp_sender = true; |
| 90 | 87 |
| 91 // If true, the QUIC dispatcher will directly send version negotiation packets | 88 // If true, the QUIC dispatcher will directly send version negotiation packets |
| 92 // without needing to create a QUIC session first. | 89 // without needing to create a QUIC session first. |
| 93 bool FLAGS_quic_stateless_version_negotiation = false; | 90 bool FLAGS_quic_stateless_version_negotiation = false; |
| 94 | 91 |
| 95 // QUIC Ack Decimation with tolerance for packet reordering. | 92 // QUIC Ack Decimation with tolerance for packet reordering. |
| 96 bool FLAGS_quic_ack_decimation2 = true; | 93 bool FLAGS_quic_ack_decimation2 = true; |
| 97 | 94 |
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| 117 // Try to use the socket timestamp to determine the time a packet was | 114 // Try to use the socket timestamp to determine the time a packet was |
| 118 // received instead of Now(). | 115 // received instead of Now(). |
| 119 bool FLAGS_quic_use_socket_timestamp = true; | 116 bool FLAGS_quic_use_socket_timestamp = true; |
| 120 | 117 |
| 121 // If true, handling of errors from invalid stream frames is done in | 118 // If true, handling of errors from invalid stream frames is done in |
| 122 // one place in QuicStreamSequencer::OnStreamFrame. | 119 // one place in QuicStreamSequencer::OnStreamFrame. |
| 123 bool FLAGS_quic_consolidate_onstreamframe_errors = true; | 120 bool FLAGS_quic_consolidate_onstreamframe_errors = true; |
| 124 | 121 |
| 125 // Resend 0RTT requests in response to an REJ that re-establishes encryption. | 122 // Resend 0RTT requests in response to an REJ that re-establishes encryption. |
| 126 bool FLAGS_quic_reply_to_rej = true; | 123 bool FLAGS_quic_reply_to_rej = true; |
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