1 /*
2 * Copyright (C) 2008-2013, Google Inc.
3 * Copyright (C) 2008, Robin Rosenberg <robin.rosenberg@dewire.com>
4 * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
5 * and other copyright owners as documented in the project's IP log.
6 *
7 * This program and the accompanying materials are made available
8 * under the terms of the Eclipse Distribution License v1.0 which
9 * accompanies this distribution, is reproduced below, and is
10 * available at http://www.eclipse.org/org/documents/edl-v10.php
11 *
12 * All rights reserved.
13 *
14 * Redistribution and use in source and binary forms, with or
15 * without modification, are permitted provided that the following
16 * conditions are met:
17 *
18 * - Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 *
21 * - Redistributions in binary form must reproduce the above
22 * copyright notice, this list of conditions and the following
23 * disclaimer in the documentation and/or other materials provided
24 * with the distribution.
25 *
26 * - Neither the name of the Eclipse Foundation, Inc. nor the
27 * names of its contributors may be used to endorse or promote
28 * products derived from this software without specific prior
29 * written permission.
30 *
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
32 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
33 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
34 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
35 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
36 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
37 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
38 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
39 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
40 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
41 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
42 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
43 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44 */
45
46 package org.eclipse.jgit.transport;
47
48 /**
49 * Wire constants for the native Git protocol.
50 *
51 * @since 3.2
52 */
53 public class GitProtocolConstants {
54 /**
55 * Include tags if we are also including the referenced objects.
56 *
57 * @since 3.2
58 */
59 public static final String OPTION_INCLUDE_TAG = "include-tag"; //$NON-NLS-1$
60
61 /**
62 * Mutli-ACK support for improved negotiation.
63 *
64 * @since 3.2
65 */
66 public static final String OPTION_MULTI_ACK = "multi_ack"; //$NON-NLS-1$
67
68 /**
69 * Mutli-ACK detailed support for improved negotiation.
70 *
71 * @since 3.2
72 */
73 public static final String OPTION_MULTI_ACK_DETAILED = "multi_ack_detailed"; //$NON-NLS-1$
74
75 /**
76 * The client supports packs with deltas but not their bases.
77 *
78 * @since 3.2
79 */
80 public static final String OPTION_THIN_PACK = "thin-pack"; //$NON-NLS-1$
81
82 /**
83 * The client supports using the side-band for progress messages.
84 *
85 * @since 3.2
86 */
87 public static final String OPTION_SIDE_BAND = "side-band"; //$NON-NLS-1$
88
89 /**
90 * The client supports using the 64K side-band for progress messages.
91 *
92 * @since 3.2
93 */
94 public static final String OPTION_SIDE_BAND_64K = "side-band-64k"; //$NON-NLS-1$
95
96 /**
97 * The client supports packs with OFS deltas.
98 *
99 * @since 3.2
100 */
101 public static final String OPTION_OFS_DELTA = "ofs-delta"; //$NON-NLS-1$
102
103 /**
104 * The client supports shallow fetches.
105 *
106 * @since 3.2
107 */
108 public static final String OPTION_SHALLOW = "shallow"; //$NON-NLS-1$
109
110 /**
111 * The client does not want progress messages and will ignore them.
112 *
113 * @since 3.2
114 */
115 public static final String OPTION_NO_PROGRESS = "no-progress"; //$NON-NLS-1$
116
117 /**
118 * The client supports receiving a pack before it has sent "done".
119 *
120 * @since 3.2
121 */
122 public static final String OPTION_NO_DONE = "no-done"; //$NON-NLS-1$
123
124 /**
125 * The client supports fetching objects at the tip of any ref, even if not
126 * advertised.
127 *
128 * @since 3.2
129 */
130 public static final String OPTION_ALLOW_TIP_SHA1_IN_WANT = "allow-tip-sha1-in-want"; //$NON-NLS-1$
131
132 /**
133 * The client supports fetching objects that are reachable from a tip of a
134 * ref that is allowed to fetch.
135 *
136 * @since 4.1
137 */
138 public static final String OPTION_ALLOW_REACHABLE_SHA1_IN_WANT = "allow-reachable-sha1-in-want"; //$NON-NLS-1$
139
140 /**
141 * Symbolic reference support for better negotiation.
142 *
143 * @since 3.6
144 */
145 public static final String OPTION_SYMREF = "symref"; //$NON-NLS-1$
146
147 /**
148 * The client will send a push certificate.
149 *
150 * @since 4.0
151 */
152 public static final String OPTION_PUSH_CERT = "push-cert"; //$NON-NLS-1$
153
154 /**
155 * The client supports atomic pushes. If this option is used, the server
156 * will update all refs within one atomic transaction.
157 *
158 * @since 3.6
159 */
160 public static final String CAPABILITY_ATOMIC = "atomic"; //$NON-NLS-1$
161
162 /**
163 * The client expects less noise, e.g. no progress.
164 *
165 * @since 4.0
166 */
167 public static final String CAPABILITY_QUIET = "quiet"; //$NON-NLS-1$
168
169 /**
170 * The client expects a status report after the server processes the pack.
171 *
172 * @since 3.2
173 */
174 public static final String CAPABILITY_REPORT_STATUS = "report-status"; //$NON-NLS-1$
175
176 /**
177 * The server supports deleting refs.
178 *
179 * @since 3.2
180 */
181 public static final String CAPABILITY_DELETE_REFS = "delete-refs"; //$NON-NLS-1$
182
183 /**
184 * The server supports packs with OFS deltas.
185 *
186 * @since 3.2
187 */
188 public static final String CAPABILITY_OFS_DELTA = "ofs-delta"; //$NON-NLS-1$
189
190 /**
191 * The client supports using the 64K side-band for progress messages.
192 *
193 * @since 3.2
194 */
195 public static final String CAPABILITY_SIDE_BAND_64K = "side-band-64k"; //$NON-NLS-1$
196
197 /**
198 * The server allows recording of push certificates.
199 *
200 * @since 4.0
201 */
202 public static final String CAPABILITY_PUSH_CERT = "push-cert"; //$NON-NLS-1$
203
204 /**
205 * Implementation name and version of the client or server.
206 *
207 * @since 4.0
208 */
209 public static final String OPTION_AGENT = "agent"; //$NON-NLS-1$
210
211 /**
212 * The server supports the receiving of push options.
213 *
214 * @since 4.5
215 */
216 public static final String CAPABILITY_PUSH_OPTIONS = "push-options"; //$NON-NLS-1$
217
218 static enum MultiAck {
219 OFF, CONTINUE, DETAILED;
220 }
221
222 private GitProtocolConstants() {
223 }
224 }