Pure Erlang implementation of 9p2000 protocol
filesystem fs 9p2000 erlang 9p

Add SPDX license headers

As we probably will need to have multiple licenses for different
components (to use PropEr with valid licensing), we should add
Reuse-compatible license headers to all files we have. This will allow
use to explictly mark what files use what license.

hauleth.dev fca3ed0b b56011d9

verified
+237 -193
+4
.gitignore
··· 1 + # SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + # 3 + # SPDX-License-Identifier: Apache-2.0 4 + 1 5 .rebar3 2 6 _build 3 7 _checkouts
-186
LICENSE.md
··· 1 - # Apache License 2 - Version 2.0, January 2004 3 - 4 - http://www.apache.org/licenses/ 5 - 6 - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 7 - 8 - ## 1. Definitions. 9 - 10 - "License" shall mean the terms and conditions for use, reproduction, and 11 - distribution as defined by Sections 1 through 9 of this document. 12 - 13 - "Licensor" shall mean the copyright owner or entity authorized by the copyright 14 - owner that is granting the License. 15 - 16 - "Legal Entity" shall mean the union of the acting entity and all other entities 17 - that control, are controlled by, or are under common control with that entity. 18 - For the purposes of this definition, "control" means (i) the power, direct or 19 - indirect, to cause the direction or management of such entity, whether by 20 - contract or otherwise, or (ii) ownership of fifty percent (50%) or more of the 21 - outstanding shares, or (iii) beneficial ownership of such entity. 22 - 23 - "You" (or "Your") shall mean an individual or Legal Entity exercising 24 - permissions granted by this License. 25 - 26 - "Source" form shall mean the preferred form for making modifications, including 27 - but not limited to software source code, documentation source, and configuration 28 - files. 29 - 30 - "Object" form shall mean any form resulting from mechanical transformation or 31 - translation of a Source form, including but not limited to compiled object code, 32 - generated documentation, and conversions to other media types. 33 - 34 - "Work" shall mean the work of authorship, whether in Source or Object form, made 35 - available under the License, as indicated by a copyright notice that is included 36 - in or attached to the work (an example is provided in the Appendix below). 37 - 38 - "Derivative Works" shall mean any work, whether in Source or Object form, that 39 - is based on (or derived from) the Work and for which the editorial revisions, 40 - annotations, elaborations, or other modifications represent, as a whole, an 41 - original work of authorship. For the purposes of this License, Derivative Works 42 - shall not include works that remain separable from, or merely link (or bind by 43 - name) to the interfaces of, the Work and Derivative Works thereof. 44 - 45 - "Contribution" shall mean any work of authorship, including the original version 46 - of the Work and any modifications or additions to that Work or Derivative Works 47 - thereof, that is intentionally submitted to Licensor for inclusion in the Work 48 - by the copyright owner or by an individual or Legal Entity authorized to submit 49 - on behalf of the copyright owner. For the purposes of this definition, 50 - "submitted" means any form of electronic, verbal, or written communication sent 51 - to the Licensor or its representatives, including but not limited to 52 - communication on electronic mailing lists, source code control systems, and 53 - issue tracking systems that are managed by, or on behalf of, the Licensor for 54 - the purpose of discussing and improving the Work, but excluding communication 55 - that is conspicuously marked or otherwise designated in writing by the copyright 56 - owner as "Not a Contribution." 57 - 58 - "Contributor" shall mean Licensor and any individual or Legal Entity on behalf 59 - of whom a Contribution has been received by Licensor and subsequently 60 - incorporated within the Work. 61 - 62 - ## 2. Grant of Copyright License. 63 - 64 - Subject to the terms and conditions of this License, each Contributor hereby 65 - grants to You a perpetual, worldwide, non-exclusive, no-charge, royalty-free, 66 - irrevocable copyright license to reproduce, prepare Derivative Works of, 67 - publicly display, publicly perform, sublicense, and distribute the Work and such 68 - Derivative Works in Source or Object form. 69 - 70 - ## 3. Grant of Patent License. 71 - 72 - Subject to the terms and conditions of this License, each Contributor hereby 73 - grants to You a perpetual, worldwide, non-exclusive, no-charge, royalty-free, 74 - irrevocable (except as stated in this section) patent license to make, have 75 - made, use, offer to sell, sell, import, and otherwise transfer the Work, where 76 - such license applies only to those patent claims licensable by such Contributor 77 - that are necessarily infringed by their Contribution(s) alone or by combination 78 - of their Contribution(s) with the Work to which such Contribution(s) was 79 - submitted. If You institute patent litigation against any entity (including a 80 - cross-claim or counterclaim in a lawsuit) alleging that the Work or a 81 - Contribution incorporated within the Work constitutes direct or contributory 82 - patent infringement, then any patent licenses granted to You under this License 83 - for that Work shall terminate as of the date such litigation is filed. 84 - 85 - ## 4. Redistribution. 86 - 87 - You may reproduce and distribute copies of the Work or Derivative Works thereof 88 - in any medium, with or without modifications, and in Source or Object form, 89 - provided that You meet the following conditions: 90 - 91 - 1. You must give any other recipients of the Work or Derivative Works a copy of 92 - this License; and 93 - 94 - 2. You must cause any modified files to carry prominent notices stating that 95 - You changed the files; and 96 - 97 - 3. You must retain, in the Source form of any Derivative Works that You 98 - distribute, all copyright, patent, trademark, and attribution notices from 99 - the Source form of the Work, excluding those notices that do not pertain to 100 - any part of the Derivative Works; and 101 - 102 - 4. If the Work includes a "NOTICE" text file as part of its distribution, then 103 - any Derivative Works that You distribute must include a readable copy of the 104 - attribution notices contained within such NOTICE file, excluding those 105 - notices that do not pertain to any part of the Derivative Works, in at least 106 - one of the following places: within a NOTICE text file distributed as part 107 - of the Derivative Works; within the Source form or documentation, if 108 - provided along with the Derivative Works; or, within a display generated by 109 - the Derivative Works, if and wherever such third-party notices normally 110 - appear. The contents of the NOTICE file are for informational purposes only 111 - and do not modify the License. You may add Your own attribution notices 112 - within Derivative Works that You distribute, alongside or as an addendum to 113 - the NOTICE text from the Work, provided that such additional attribution 114 - notices cannot be construed as modifying the License. 115 - 116 - You may add Your own copyright statement to Your modifications and may provide 117 - additional or different license terms and conditions for use, reproduction, or 118 - distribution of Your modifications, or for any such Derivative Works as a whole, 119 - provided Your use, reproduction, and distribution of the Work otherwise complies 120 - with the conditions stated in this License. 121 - 122 - ## 5. Submission of Contributions. 123 - 124 - Unless You explicitly state otherwise, any Contribution intentionally submitted 125 - for inclusion in the Work by You to the Licensor shall be under the terms and 126 - conditions of this License, without any additional terms or conditions. 127 - Notwithstanding the above, nothing herein shall supersede or modify the terms of 128 - any separate license agreement you may have executed with Licensor regarding 129 - such Contributions. 130 - 131 - ## 6. Trademarks. 132 - 133 - This License does not grant permission to use the trade names, trademarks, 134 - service marks, or product names of the Licensor, except as required for 135 - reasonable and customary use in describing the origin of the Work and 136 - reproducing the content of the NOTICE file. 137 - 138 - ## 7. Disclaimer of Warranty. 139 - 140 - Unless required by applicable law or agreed to in writing, Licensor provides the 141 - Work (and each Contributor provides its Contributions) on an "AS IS" BASIS, 142 - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, 143 - including, without limitation, any warranties or conditions of TITLE, NON- 144 - INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. You are 145 - solely responsible for determining the appropriateness of using or 146 - redistributing the Work and assume any risks associated with Your exercise of 147 - permissions under this License. 148 - 149 - ## 8. Limitation of Liability. 150 - 151 - In no event and under no legal theory, whether in tort (including negligence), 152 - contract, or otherwise, unless required by applicable law (such as deliberate 153 - and grossly negligent acts) or agreed to in writing, shall any Contributor be 154 - liable to You for damages, including any direct, indirect, special, incidental, 155 - or consequential damages of any character arising as a result of this License or 156 - out of the use or inability to use the Work (including but not limited to 157 - damages for loss of goodwill, work stoppage, computer failure or malfunction, or 158 - any and all other commercial damages or losses), even if such Contributor has 159 - been advised of the possibility of such damages. 160 - 161 - ## 9. Accepting Warranty or Additional Liability. 162 - 163 - While redistributing the Work or Derivative Works thereof, You may choose to 164 - offer, and charge a fee for, acceptance of support, warranty, indemnity, or 165 - other liability obligations and/or rights consistent with this License. However, 166 - in accepting such obligations, You may act only on Your own behalf and on Your 167 - sole responsibility, not on behalf of any other Contributor, and only if You 168 - agree to indemnify, defend, and hold each Contributor harmless for any liability 169 - incurred by, or claims asserted against, such Contributor by reason of your 170 - accepting any such warranty or additional liability. 171 - 172 - END OF TERMS AND CONDITIONS 173 - 174 - Copyright 2023, Łukasz Niemier <lukasz@niemier.pl>. 175 - 176 - Licensed under the Apache License, Version 2.0 (the "License"); 177 - you may not use this file except in compliance with the License. 178 - You may obtain a copy of the License at 179 - 180 - http://www.apache.org/licenses/LICENSE-2.0 181 - 182 - Unless required by applicable law or agreed to in writing, software 183 - distributed under the License is distributed on an "AS IS" BASIS, 184 - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 185 - See the License for the specific language governing permissions and 186 - limitations under the License.
+181
LICENSES/Apache-2.0.txt
··· 1 + Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ 2 + 3 + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 4 + 5 + 1. Definitions. 6 + 7 + "License" shall mean the terms and conditions for use, reproduction, and 8 + distribution as defined by Sections 1 through 9 of this document. 9 + 10 + "Licensor" shall mean the copyright owner or entity authorized by the copyright 11 + owner that is granting the License. 12 + 13 + "Legal Entity" shall mean the union of the acting entity and all other entities 14 + that control, are controlled by, or are under common control with that entity. 15 + For the purposes of this definition, "control" means (i) the power, direct or 16 + indirect, to cause the direction or management of such entity, whether by 17 + contract or otherwise, or (ii) ownership of fifty percent (50%) or more of the 18 + outstanding shares, or (iii) beneficial ownership of such entity. 19 + 20 + "You" (or "Your") shall mean an individual or Legal Entity exercising 21 + permissions granted by this License. 22 + 23 + "Source" form shall mean the preferred form for making modifications, including 24 + but not limited to software source code, documentation source, and configuration 25 + files. 26 + 27 + "Object" form shall mean any form resulting from mechanical transformation or 28 + translation of a Source form, including but not limited to compiled object code, 29 + generated documentation, and conversions to other media types. 30 + 31 + "Work" shall mean the work of authorship, whether in Source or Object form, made 32 + available under the License, as indicated by a copyright notice that is included 33 + in or attached to the work (an example is provided in the Appendix below). 34 + 35 + "Derivative Works" shall mean any work, whether in Source or Object form, that 36 + is based on (or derived from) the Work and for which the editorial revisions, 37 + annotations, elaborations, or other modifications represent, as a whole, an 38 + original work of authorship. For the purposes of this License, Derivative Works 39 + shall not include works that remain separable from, or merely link (or bind by 40 + name) to the interfaces of, the Work and Derivative Works thereof. 41 + 42 + "Contribution" shall mean any work of authorship, including the original version 43 + of the Work and any modifications or additions to that Work or Derivative Works 44 + thereof, that is intentionally submitted to Licensor for inclusion in the Work 45 + by the copyright owner or by an individual or Legal Entity authorized to submit 46 + on behalf of the copyright owner. For the purposes of this definition, 47 + "submitted" means any form of electronic, verbal, or written communication sent 48 + to the Licensor or its representatives, including but not limited to 49 + communication on electronic mailing lists, source code control systems, and 50 + issue tracking systems that are managed by, or on behalf of, the Licensor for 51 + the purpose of discussing and improving the Work, but excluding communication 52 + that is conspicuously marked or otherwise designated in writing by the copyright 53 + owner as "Not a Contribution." 54 + 55 + "Contributor" shall mean Licensor and any individual or Legal Entity on behalf 56 + of whom a Contribution has been received by Licensor and subsequently 57 + incorporated within the Work. 58 + 59 + 2. Grant of Copyright License. Subject to the terms and conditions of this 60 + License, each Contributor hereby grants to You a perpetual, worldwide, 61 + non-exclusive, no-charge, royalty-free, irrevocable copyright license to 62 + reproduce, prepare Derivative Works of, publicly display, publicly perform, 63 + sublicense, and distribute the Work and such Derivative Works in Source or 64 + Object form. 65 + 66 + 3. Grant of Patent License. Subject to the terms and conditions of this License, 67 + each Contributor hereby grants to You a perpetual, worldwide, non-exclusive, 68 + no-charge, royalty-free, irrevocable (except as stated in this section) patent 69 + license to make, have made, use, offer to sell, sell, import, and otherwise 70 + transfer the Work, where such license applies only to those patent claims 71 + licensable by such Contributor that are necessarily infringed by their 72 + Contribution(s) alone or by combination of their Contribution(s) with the Work 73 + to which such Contribution(s) was submitted. If You institute patent litigation 74 + against any entity (including a cross-claim or counterclaim in a lawsuit) 75 + alleging that the Work or a Contribution incorporated within the Work 76 + constitutes direct or contributory patent infringement, then any patent licenses 77 + granted to You under this License for that Work shall terminate as of the date 78 + such litigation is filed. 79 + 80 + 4. Redistribution. You may reproduce and distribute copies of the Work or 81 + Derivative Works thereof in any medium, with or without modifications, and in 82 + Source or Object form, provided that You meet the following conditions: 83 + 84 + (a) You must give any other recipients of the Work or Derivative Works a 85 + copy of this License; and 86 + 87 + (b) You must cause any modified files to carry prominent notices stating 88 + that You changed the files; and 89 + 90 + (c) You must retain, in the Source form of any Derivative Works that You 91 + distribute, all copyright, patent, trademark, and attribution notices from 92 + the Source form of the Work, excluding those notices that do not pertain to 93 + any part of the Derivative Works; and 94 + 95 + (d) If the Work includes a "NOTICE" text file as part of its distribution, 96 + then any Derivative Works that You distribute must include a readable copy 97 + of the attribution notices contained within such NOTICE file, excluding 98 + those notices that do not pertain to any part of the Derivative Works, in 99 + at least one of the following places: within a NOTICE text file distributed 100 + as part of the Derivative Works; within the Source form or documentation, 101 + if provided along with the Derivative Works; or, within a display generated 102 + by the Derivative Works, if and wherever such third-party notices normally 103 + appear. The contents of the NOTICE file are for informational purposes only 104 + and do not modify the License. You may add Your own attribution notices 105 + within Derivative Works that You distribute, alongside or as an addendum to 106 + the NOTICE text from the Work, provided that such additional attribution 107 + notices cannot be construed as modifying the License. 108 + 109 + You may add Your own copyright statement to Your modifications and may 110 + provide additional or different license terms and conditions for use, 111 + reproduction, or distribution of Your modifications, or for any such 112 + Derivative Works as a whole, provided Your use, reproduction, and 113 + distribution of the Work otherwise complies with the conditions stated in 114 + this License. 115 + 116 + 5. Submission of Contributions. Unless You explicitly state otherwise, any 117 + Contribution intentionally submitted for inclusion in the Work by You to the 118 + Licensor shall be under the terms and conditions of this License, without any 119 + additional terms or conditions. Notwithstanding the above, nothing herein shall 120 + supersede or modify the terms of any separate license agreement you may have 121 + executed with Licensor regarding such Contributions. 122 + 123 + 6. Trademarks. This License does not grant permission to use the trade names, 124 + trademarks, service marks, or product names of the Licensor, except as required 125 + for reasonable and customary use in describing the origin of the Work and 126 + reproducing the content of the NOTICE file. 127 + 128 + 7. Disclaimer of Warranty. Unless required by applicable law or agreed to in 129 + writing, Licensor provides the Work (and each Contributor provides its 130 + Contributions) on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 131 + KIND, either express or implied, including, without limitation, any warranties 132 + or conditions of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A 133 + PARTICULAR PURPOSE. You are solely responsible for determining the 134 + appropriateness of using or redistributing the Work and assume any risks 135 + associated with Your exercise of permissions under this License. 136 + 137 + 8. Limitation of Liability. In no event and under no legal theory, whether in 138 + tort (including negligence), contract, or otherwise, unless required by 139 + applicable law (such as deliberate and grossly negligent acts) or agreed to in 140 + writing, shall any Contributor be liable to You for damages, including any 141 + direct, indirect, special, incidental, or consequential damages of any character 142 + arising as a result of this License or out of the use or inability to use the 143 + Work (including but not limited to damages for loss of goodwill, work stoppage, 144 + computer failure or malfunction, or any and all other commercial damages or 145 + losses), even if such Contributor has been advised of the possibility of such 146 + damages. 147 + 148 + 9. Accepting Warranty or Additional Liability. While redistributing the Work or 149 + Derivative Works thereof, You may choose to offer, and charge a fee for, 150 + acceptance of support, warranty, indemnity, or other liability obligations 151 + and/or rights consistent with this License. However, in accepting such 152 + obligations, You may act only on Your own behalf and on Your sole 153 + responsibility, not on behalf of any other Contributor, and only if You agree to 154 + indemnify, defend, and hold each Contributor harmless for any liability incurred 155 + by, or claims asserted against, such Contributor by reason of your accepting any 156 + such warranty or additional liability. 157 + 158 + END OF TERMS AND CONDITIONS 159 + 160 + APPENDIX: How to apply the Apache License to your work. 161 + 162 + To apply the Apache License to your work, attach the following boilerplate 163 + notice, with the fields enclosed by brackets "[]" replaced with your own 164 + identifying information. (Don't include the brackets!) The text should be 165 + enclosed in the appropriate comment syntax for the file format. We also 166 + recommend that a file or class name and description of purpose be included on 167 + the same "printed page" as the copyright notice for easier identification within 168 + third-party archives. 169 + 170 + Copyright 2025 Łukasz Niemier 171 + 172 + Licensed under the Apache License, Version 2.0 (the "License"); you may not use 173 + this file except in compliance with the License. You may obtain a copy of the 174 + License at 175 + 176 + http://www.apache.org/licenses/LICENSE-2.0 177 + 178 + Unless required by applicable law or agreed to in writing, software distributed 179 + under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR 180 + CONDITIONS OF ANY KIND, either express or implied. See the License for the 181 + specific language governing permissions and limitations under the License.
+6
README.md
··· 1 + <!-- 2 + SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 3 + 4 + SPDX-License-Identifier: Apache-2.0 5 + --> 6 + 1 7 # e9p 2 8 3 9 Implementation of [9p2000][] file protocol in Erlang
+4
rebar.config
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 4 + 1 5 {erl_opts, [debug_info]}. 2 6 {deps, [ranch]}. 3 7
+3
rebar.lock.license
··· 1 + SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + 3 + SPDX-License-Identifier: Apache-2.0
+3
src/e9p.app.src
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 1 4 {application, e9p, 2 5 [{description, "An OTP library"}, 3 6 {vsn, "0.1.0"},
+4
src/e9p.erl
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 4 + 1 5 -module(e9p). 2 6 3 7 -export([]).
+4
src/e9p_client.erl
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 4 + 1 5 -module(e9p_client). 2 6 3 7 -include("e9p_internal.hrl").
+4
src/e9p_fs.erl
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 4 + 1 5 %% @doc Definition of 9p filesystem 2 6 %% @end 3 7 -module(e9p_fs).
+4
src/e9p_internal.hrl
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 4 + 1 5 -define(version, <<"9P2000">>). 2 6 3 7 -define(notag, 16#FFFF).
+4
src/e9p_io_server.erl
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 4 + 1 5 %% @hidden 2 6 3 7 -module(e9p_io_server).
+4
src/e9p_msg.erl
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 4 + 1 5 %% @doc Protocol messages parsing and encoding. 2 6 %% @end 3 7 -module(e9p_msg).
+4
src/e9p_proto.erl
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 4 + 1 5 -module(e9p_proto). 2 6 3 7 -behaviour(ranch_protocol).
-7
src/e9p_server.erl
··· 1 - -module(e9p_server). 2 - 3 - -export([start/1]). 4 - 5 - start(Opts) -> 6 - ranch:start_listener(e9p, ranch_tcp, #{socket_opts => [{port, 9999}]}, 7 - e9p_proto, Opts).
+4
src/e9p_transport.erl
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 4 + 1 5 -module(e9p_transport). 2 6 3 7 -include("e9p_internal.hrl").
+4
src/e9p_utils.erl
··· 1 + % SPDX-FileCopyrightText: 2025 Łukasz Niemier <~@hauleth.dev> 2 + % 3 + % SPDX-License-Identifier: Apache-2.0 4 + 1 5 -module(e9p_utils). 2 6 3 7 -export([normalize_path/1]).