2 72bcf0f9 2018-01-12 stsp * Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>
4 7b19e0f1 2017-11-05 stsp * Permission to use, copy, modify, and distribute this software for any
5 7b19e0f1 2017-11-05 stsp * purpose with or without fee is hereby granted, provided that the above
6 7b19e0f1 2017-11-05 stsp * copyright notice and this permission notice appear in all copies.
8 7b19e0f1 2017-11-05 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 7b19e0f1 2017-11-05 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 7b19e0f1 2017-11-05 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 7b19e0f1 2017-11-05 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 7b19e0f1 2017-11-05 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 7b19e0f1 2017-11-05 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 7b19e0f1 2017-11-05 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 91a3d81f 2018-11-11 stsp #include <sys/queue.h>
19 f334529e 2018-01-12 stsp #include <errno.h>
20 7d45c7f1 2019-05-15 stsp #include <limits.h>
21 4cc6a5a5 2020-12-15 stsp #include <stdarg.h>
22 8251fdbc 2018-01-12 stsp #include <stdio.h>
23 f334529e 2018-01-12 stsp #include <stdlib.h>
24 f334529e 2018-01-12 stsp #include <string.h>
25 91a3d81f 2018-11-11 stsp #include <sha1.h>
26 91a3d81f 2018-11-11 stsp #include <zlib.h>
27 09589288 2019-03-10 stsp #include <uuid.h>
29 4027f31a 2017-11-04 stsp #include "got_error.h"
30 91a3d81f 2018-11-11 stsp #include "got_object.h"
32 91a3d81f 2018-11-11 stsp #include "got_lib_delta.h"
33 91a3d81f 2018-11-11 stsp #include "got_lib_inflate.h"
34 91a3d81f 2018-11-11 stsp #include "got_lib_object.h"
35 91a3d81f 2018-11-11 stsp #include "got_lib_sha1.h"
37 2b4402a2 2017-11-05 stsp #ifndef nitems
38 2b4402a2 2017-11-05 stsp #define nitems(_a) (sizeof(_a) / sizeof((_a)[0]))
41 70cc9832 2022-03-19 naddy static const struct got_error got_errors[] = {
42 70cc9832 2022-03-19 naddy { GOT_ERR_OK, "no error occured?!?" },
43 70cc9832 2022-03-19 naddy { GOT_ERR_ERRNO, "see errno" },
44 70cc9832 2022-03-19 naddy { GOT_ERR_NOT_GIT_REPO, "no git repository found" },
45 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_FILETYPE, "bad file type" },
46 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_PATH, "bad path" },
47 70cc9832 2022-03-19 naddy { GOT_ERR_NOT_REF, "no such reference found" },
48 70cc9832 2022-03-19 naddy { GOT_ERR_IO, "input/output error" },
49 70cc9832 2022-03-19 naddy { GOT_ERR_EOF, "unexpected end of file" },
50 70cc9832 2022-03-19 naddy { GOT_ERR_DECOMPRESSION,"decompression failed" },
51 70cc9832 2022-03-19 naddy { GOT_ERR_NO_SPACE, "buffer too small" },
52 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_OBJ_HDR, "bad object header" },
53 70cc9832 2022-03-19 naddy { GOT_ERR_OBJ_TYPE, "wrong type of object" },
54 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_OBJ_DATA, "bad object data" },
55 70cc9832 2022-03-19 naddy { GOT_ERR_AMBIGUOUS_ID, "ambiguous object ID" },
56 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_PACKIDX, "bad pack index file" },
57 70cc9832 2022-03-19 naddy { GOT_ERR_PACKIDX_CSUM, "pack index file checksum error" },
58 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_PACKFILE, "bad pack file" },
59 70cc9832 2022-03-19 naddy { GOT_ERR_NO_OBJ, "object not found" },
60 70cc9832 2022-03-19 naddy { GOT_ERR_NOT_IMPL, "feature not implemented" },
61 70cc9832 2022-03-19 naddy { GOT_ERR_OBJ_NOT_PACKED,"object is not packed" },
62 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_DELTA_CHAIN,"bad delta chain" },
63 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_DELTA, "bad delta" },
64 70cc9832 2022-03-19 naddy { GOT_ERR_COMPRESSION, "compression failed" },
65 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_OBJ_ID_STR,"bad object id string" },
66 70cc9832 2022-03-19 naddy { GOT_ERR_WORKTREE_EXISTS,"worktree already exists" },
67 70cc9832 2022-03-19 naddy { GOT_ERR_WORKTREE_META,"bad worktree meta data" },
68 70cc9832 2022-03-19 naddy { GOT_ERR_WORKTREE_VERS,"unsupported worktree format version" },
69 70cc9832 2022-03-19 naddy { GOT_ERR_WORKTREE_BUSY,"worktree already locked" },
70 70cc9832 2022-03-19 naddy { GOT_ERR_FILE_OBSTRUCTED,"file is obstructed" },
71 70cc9832 2022-03-19 naddy { GOT_ERR_RECURSION, "recursion limit reached" },
72 70cc9832 2022-03-19 naddy { GOT_ERR_TIMEOUT, "operation timed out" },
73 70cc9832 2022-03-19 naddy { GOT_ERR_INTERRUPT, "operation interrupted" },
74 70cc9832 2022-03-19 naddy { GOT_ERR_PRIVSEP_READ, "no data received in imsg" },
75 70cc9832 2022-03-19 naddy { GOT_ERR_PRIVSEP_LEN, "unexpected amount of data received in imsg" },
76 70cc9832 2022-03-19 naddy { GOT_ERR_PRIVSEP_PIPE, "privsep peer process closed pipe" },
77 70cc9832 2022-03-19 naddy { GOT_ERR_PRIVSEP_NO_FD,"privsep file descriptor unavailable" },
78 70cc9832 2022-03-19 naddy { GOT_ERR_PRIVSEP_MSG, "received unexpected privsep message" },
79 70cc9832 2022-03-19 naddy { GOT_ERR_PRIVSEP_DIED, "unprivileged process died unexpectedly" },
80 70cc9832 2022-03-19 naddy { GOT_ERR_PRIVSEP_EXIT, "bad exit code from unprivileged process" },
81 70cc9832 2022-03-19 naddy { GOT_ERR_PACK_OFFSET, "bad offset in pack file" },
82 70cc9832 2022-03-19 naddy { GOT_ERR_OBJ_EXISTS, "object already exists" },
83 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_OBJ_ID, "bad object id" },
84 70cc9832 2022-03-19 naddy { GOT_ERR_ITER_BUSY, "iteration already in progress" },
85 70cc9832 2022-03-19 naddy { GOT_ERR_ITER_COMPLETED,"iteration completed" },
86 70cc9832 2022-03-19 naddy { GOT_ERR_RANGE, "value out of range" },
87 70cc9832 2022-03-19 naddy { GOT_ERR_EXPECTED, "expected an error but have no error" },
88 70cc9832 2022-03-19 naddy { GOT_ERR_CANCELLED, "operation in progress has been cancelled" },
89 70cc9832 2022-03-19 naddy { GOT_ERR_NO_TREE_ENTRY,"no such entry found in tree" },
90 70cc9832 2022-03-19 naddy { GOT_ERR_FILEIDX_SIG, "bad file index signature" },
91 70cc9832 2022-03-19 naddy { GOT_ERR_FILEIDX_VER, "unknown file index format version" },
92 70cc9832 2022-03-19 naddy { GOT_ERR_FILEIDX_CSUM, "bad file index checksum" },
93 70cc9832 2022-03-19 naddy { GOT_ERR_PATH_PREFIX, "worktree already contains items from a "
94 70cc9832 2022-03-19 naddy "different path prefix" },
95 70cc9832 2022-03-19 naddy { GOT_ERR_ANCESTRY, "target commit is on a different branch" },
96 70cc9832 2022-03-19 naddy { GOT_ERR_FILEIDX_BAD, "file index is corrupt" },
97 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_REF_DATA, "could not parse reference data" },
98 70cc9832 2022-03-19 naddy { GOT_ERR_TREE_DUP_ENTRY,"duplicate entry in tree object" },
99 70cc9832 2022-03-19 naddy { GOT_ERR_DIR_DUP_ENTRY,"duplicate entry in directory" },
100 70cc9832 2022-03-19 naddy { GOT_ERR_NOT_WORKTREE, "no got work tree found" },
101 70cc9832 2022-03-19 naddy { GOT_ERR_UUID_VERSION, "bad uuid version" },
102 70cc9832 2022-03-19 naddy { GOT_ERR_UUID_INVALID, "uuid invalid" },
103 70cc9832 2022-03-19 naddy { GOT_ERR_UUID, "uuid error" },
104 70cc9832 2022-03-19 naddy { GOT_ERR_LOCKFILE_TIMEOUT,"lockfile timeout" },
105 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_REF_NAME, "bad reference name" },
106 70cc9832 2022-03-19 naddy { GOT_ERR_WORKTREE_REPO,"cannot create worktree inside a git repository" },
107 70cc9832 2022-03-19 naddy { GOT_ERR_FILE_MODIFIED,"file contains modifications" },
108 70cc9832 2022-03-19 naddy { GOT_ERR_FILE_STATUS, "file has unexpected status" },
109 70cc9832 2022-03-19 naddy { GOT_ERR_COMMIT_CONFLICT,"cannot commit file in conflicted status" },
110 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_REF_TYPE, "bad reference type" },
111 70cc9832 2022-03-19 naddy { GOT_ERR_COMMIT_NO_AUTHOR,"GOT_AUTHOR environment variable is not set" },
112 70cc9832 2022-03-19 naddy { GOT_ERR_COMMIT_HEAD_CHANGED, "branch head in repository has changed "
113 70cc9832 2022-03-19 naddy "while commit was in progress" },
114 70cc9832 2022-03-19 naddy { GOT_ERR_COMMIT_OUT_OF_DATE, "work tree must be updated before these "
115 70cc9832 2022-03-19 naddy "changes can be committed" },
116 70cc9832 2022-03-19 naddy { GOT_ERR_COMMIT_MSG_EMPTY, "commit message cannot be empty" },
117 70cc9832 2022-03-19 naddy { GOT_ERR_DIR_NOT_EMPTY, "directory exists and is not empty" },
118 70cc9832 2022-03-19 naddy { GOT_ERR_COMMIT_NO_CHANGES, "no changes to commit" },
119 70cc9832 2022-03-19 naddy { GOT_ERR_BRANCH_MOVED, "work tree's head reference now points to a "
120 70cc9832 2022-03-19 naddy "different branch; new head reference and/or update -b required" },
121 70cc9832 2022-03-19 naddy { GOT_ERR_OBJ_TOO_LARGE, "object too large" },
122 70cc9832 2022-03-19 naddy { GOT_ERR_SAME_BRANCH, "commit is already contained in this branch" },
123 70cc9832 2022-03-19 naddy { GOT_ERR_ROOT_COMMIT, "specified commit has no parent commit" },
124 70cc9832 2022-03-19 naddy { GOT_ERR_MIXED_COMMITS,"work tree contains files from multiple "
125 70cc9832 2022-03-19 naddy "base commits; the entire work tree must be updated first" },
126 70cc9832 2022-03-19 naddy { GOT_ERR_CONFLICTS, "work tree contains conflicted files; these "
127 70cc9832 2022-03-19 naddy "conflicts must be resolved first" },
128 70cc9832 2022-03-19 naddy { GOT_ERR_BRANCH_EXISTS,"specified branch already exists" },
129 70cc9832 2022-03-19 naddy { GOT_ERR_MODIFIED, "work tree contains local changes; these "
130 70cc9832 2022-03-19 naddy "changes must be committed or reverted first" },
131 70cc9832 2022-03-19 naddy { GOT_ERR_NOT_REBASING, "rebase operation not in progress" },
132 70cc9832 2022-03-19 naddy { GOT_ERR_EMPTY_REBASE, "no commits to rebase" },
133 70cc9832 2022-03-19 naddy { GOT_ERR_REBASE_COMMITID,"rebase commit ID mismatch" },
134 70cc9832 2022-03-19 naddy { GOT_ERR_REBASING, "a rebase operation is in progress in this "
135 70cc9832 2022-03-19 naddy "work tree and must be continued or aborted first" },
136 70cc9832 2022-03-19 naddy { GOT_ERR_REBASE_PATH, "cannot rebase branch which contains "
137 70cc9832 2022-03-19 naddy "changes outside of this work tree's path prefix" },
138 70cc9832 2022-03-19 naddy { GOT_ERR_NOT_HISTEDIT, "histedit operation not in progress" },
139 70cc9832 2022-03-19 naddy { GOT_ERR_EMPTY_HISTEDIT,"no commits to edit; perhaps the work tree "
140 70cc9832 2022-03-19 naddy "must be updated to an older commit first" },
141 70cc9832 2022-03-19 naddy { GOT_ERR_NO_HISTEDIT_CMD,"no histedit commands provided" },
142 70cc9832 2022-03-19 naddy { GOT_ERR_HISTEDIT_SYNTAX,"syntax error in histedit command list" },
143 70cc9832 2022-03-19 naddy { GOT_ERR_HISTEDIT_CANCEL,"histedit operation cancelled" },
144 70cc9832 2022-03-19 naddy { 95, "unused error code" },
145 70cc9832 2022-03-19 naddy { GOT_ERR_HISTEDIT_BUSY,"histedit operation is in progress in this "
146 70cc9832 2022-03-19 naddy "work tree and must be continued or aborted first" },
147 70cc9832 2022-03-19 naddy { GOT_ERR_HISTEDIT_CMD, "bad histedit command" },
148 70cc9832 2022-03-19 naddy { GOT_ERR_HISTEDIT_PATH, "cannot edit branch history which contains "
149 70cc9832 2022-03-19 naddy "changes outside of this work tree's path prefix" },
150 13b2bc37 2022-10-23 stsp { GOT_ERR_PACKFILE_CSUM, "pack file checksum error" },
151 70cc9832 2022-03-19 naddy { GOT_ERR_COMMIT_BRANCH, "will not commit to a branch outside the "
152 70cc9832 2022-03-19 naddy "\"refs/heads/\" reference namespace" },
153 70cc9832 2022-03-19 naddy { GOT_ERR_FILE_STAGED, "file is staged" },
154 70cc9832 2022-03-19 naddy { GOT_ERR_STAGE_NO_CHANGE, "no changes to stage" },
155 70cc9832 2022-03-19 naddy { GOT_ERR_STAGE_CONFLICT, "cannot stage file in conflicted status" },
156 70cc9832 2022-03-19 naddy { GOT_ERR_STAGE_OUT_OF_DATE, "work tree must be updated before "
157 70cc9832 2022-03-19 naddy "changes can be staged" },
158 70cc9832 2022-03-19 naddy { GOT_ERR_FILE_NOT_STAGED, "file is not staged" },
159 70cc9832 2022-03-19 naddy { GOT_ERR_STAGED_PATHS, "work tree contains files with staged "
160 70cc9832 2022-03-19 naddy "changes; these changes must be committed or unstaged first" },
161 70cc9832 2022-03-19 naddy { GOT_ERR_PATCH_CHOICE, "invalid patch choice" },
162 70cc9832 2022-03-19 naddy { GOT_ERR_COMMIT_NO_EMAIL, "commit author's email address is required "
163 70cc9832 2022-03-19 naddy "for compatibility with Git" },
164 70cc9832 2022-03-19 naddy { GOT_ERR_TAG_EXISTS,"specified tag already exists" },
165 70cc9832 2022-03-19 naddy { GOT_ERR_GIT_REPO_FORMAT,"unknown git repository format version" },
166 70cc9832 2022-03-19 naddy { GOT_ERR_REBASE_REQUIRED,"specified branch must be rebased first" },
167 70cc9832 2022-03-19 naddy { GOT_ERR_REGEX, "regular expression error" },
168 70cc9832 2022-03-19 naddy { GOT_ERR_REF_NAME_MINUS, "reference name may not start with '-'" },
169 70cc9832 2022-03-19 naddy { GOT_ERR_GITCONFIG_SYNTAX, "gitconfig syntax error" },
170 70cc9832 2022-03-19 naddy { GOT_ERR_REBASE_OUT_OF_DATE, "work tree must be updated before it "
171 70cc9832 2022-03-19 naddy "can be used to rebase a branch" },
172 70cc9832 2022-03-19 naddy { GOT_ERR_CACHE_DUP_ENTRY, "duplicate cache entry" },
173 70cc9832 2022-03-19 naddy { GOT_ERR_QUERYSTRING, "bad querystring" },
174 70cc9832 2022-03-19 naddy { GOT_ERR_FETCH_FAILED, "fetch failed" },
175 70cc9832 2022-03-19 naddy { GOT_ERR_PARSE_URI, "failed to parse uri" },
176 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_PROTO, "unknown protocol" },
177 70cc9832 2022-03-19 naddy { GOT_ERR_ADDRINFO, "getaddrinfo failed" },
178 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_PACKET, "bad packet received" },
179 70cc9832 2022-03-19 naddy { GOT_ERR_NO_REMOTE, "remote repository not found" },
180 70cc9832 2022-03-19 naddy { GOT_ERR_FETCH_NO_BRANCH, "could not find any branches to fetch" },
181 70cc9832 2022-03-19 naddy { GOT_ERR_FETCH_BAD_REF, "reference cannot be fetched" },
182 70cc9832 2022-03-19 naddy { GOT_ERR_TREE_ENTRY_TYPE, "unexpected tree entry type" },
183 70cc9832 2022-03-19 naddy { GOT_ERR_PARSE_CONFIG, "configuration file syntax error" },
184 70cc9832 2022-03-19 naddy { GOT_ERR_NO_CONFIG_FILE, "configuration file doesn't exit" },
185 70cc9832 2022-03-19 naddy { GOT_ERR_BAD_SYMLINK, "symbolic link points outside of paths under "
186 70cc9832 2022-03-19 naddy "version control" },
187 70cc9832 2022-03-19 naddy { GOT_ERR_GIT_REPO_EXT, "unsupported repository format extension" },
188 70cc9832 2022-03-19 naddy { GOT_ERR_CANNOT_PACK, "not enough objects to pack" },
189 70cc9832 2022-03-19 naddy { GOT_ERR_LONELY_PACKIDX, "pack index has no corresponding pack file; "
190 70cc9832 2022-03-19 naddy "pack file must be restored or 'gotadmin cleanup -p' must be run" },
191 70cc9832 2022-03-19 naddy { GOT_ERR_OBJ_CSUM, "bad object checksum" },
192 70cc9832 2022-03-19 naddy { GOT_ERR_SEND_BAD_REF, "reference cannot be sent" },
193 70cc9832 2022-03-19 naddy { GOT_ERR_SEND_FAILED, "could not send pack file" },
194 70cc9832 2022-03-19 naddy { GOT_ERR_SEND_EMPTY, "no references to send" },
195 70cc9832 2022-03-19 naddy { GOT_ERR_SEND_ANCESTRY, "fetch and rebase required" },
196 70cc9832 2022-03-19 naddy { GOT_ERR_CAPA_DELETE_REFS, "server cannot delete references" },
197 70cc9832 2022-03-19 naddy { GOT_ERR_SEND_DELETE_REF, "reference cannot be deleted" },
198 70cc9832 2022-03-19 naddy { GOT_ERR_SEND_TAG_EXISTS, "tag already exists on server" },
199 70cc9832 2022-03-19 naddy { GOT_ERR_NOT_MERGING, "merge operation not in progress" },
200 70cc9832 2022-03-19 naddy { GOT_ERR_MERGE_OUT_OF_DATE, "work tree must be updated before it "
201 70cc9832 2022-03-19 naddy "can be used to merge a branch" },
202 70cc9832 2022-03-19 naddy { GOT_ERR_MERGE_STAGED_PATHS, "work tree contains files with staged "
203 70cc9832 2022-03-19 naddy "changes; these changes must be unstaged before merging can "
204 70cc9832 2022-03-19 naddy "proceed" },
205 70cc9832 2022-03-19 naddy { GOT_ERR_MERGE_COMMIT_OUT_OF_DATE, "merging cannot proceed because "
206 70cc9832 2022-03-19 naddy "the work tree is no longer up-to-date; merge must be aborted "
207 70cc9832 2022-03-19 naddy "and retried" },
208 70cc9832 2022-03-19 naddy { GOT_ERR_MERGE_BUSY,"a merge operation is in progress in this "
209 70cc9832 2022-03-19 naddy "work tree and must be continued or aborted first" },
210 70cc9832 2022-03-19 naddy { GOT_ERR_MERGE_PATH, "cannot merge branch which contains "
211 70cc9832 2022-03-19 naddy "changes outside of this work tree's path prefix" },
212 70cc9832 2022-03-19 naddy { GOT_ERR_FILE_BINARY, "found a binary file instead of text" },
213 70cc9832 2022-03-19 naddy { GOT_ERR_PATCH_MALFORMED, "malformed patch" },
214 70cc9832 2022-03-19 naddy { GOT_ERR_PATCH_TRUNCATED, "patch truncated" },
215 70cc9832 2022-03-19 naddy { GOT_ERR_NO_PATCH, "no patch found" },
216 70cc9832 2022-03-19 naddy { GOT_ERR_HUNK_FAILED, "hunk failed to apply" },
217 70cc9832 2022-03-19 naddy { GOT_ERR_PATCH_FAILED, "patch failed to apply" },
218 a7472cb3 2022-04-14 stsp { GOT_ERR_FILEIDX_DUP_ENTRY, "duplicate file index entry" },
219 61af9b21 2022-06-28 stsp { GOT_ERR_PIN_PACK, "could not pin pack file" },
220 4d5ee956 2022-07-02 jrick { GOT_ERR_BAD_TAG_SIGNATURE, "invalid tag signature" },
221 4d5ee956 2022-07-02 jrick { GOT_ERR_VERIFY_TAG_SIGNATURE, "cannot verify signature" },
222 91d845ad 2022-07-03 jrick { GOT_ERR_SIGNING_TAG, "unable to sign tag" },
223 62b21d33 2022-07-19 op { GOT_ERR_COMMIT_REDUNDANT_AUTHOR, "specified author is equal to the "
224 62b21d33 2022-07-19 op "default one"},
225 58381f70 2022-09-03 op { GOT_ERR_BAD_QUERYSTRING, "invalid query string" },
226 e02b422b 2022-09-27 jrick { GOT_ERR_INTEGRATE_BRANCH, "will not integrate into a reference "
227 e02b422b 2022-09-27 jrick "outside the \"refs/heads/\" reference namespace" },
228 13b2bc37 2022-10-23 stsp { GOT_ERR_BAD_REQUEST, "unexpected request received" },
229 13b2bc37 2022-10-23 stsp { GOT_ERR_CLIENT_ID, "unknown client identifier" },
230 13b2bc37 2022-10-23 stsp { GOT_ERR_REPO_TEMPFILE, "no repository tempfile available" },
231 13b2bc37 2022-10-23 stsp { GOT_ERR_REFS_PROTECTED, "reference namespace may not be modified" },
232 13b2bc37 2022-10-23 stsp { GOT_ERR_REF_PROTECTED," reference may not be modified" },
233 13b2bc37 2022-10-23 stsp { GOT_ERR_REF_BUSY, "reference cannot be updated; please try again" },
234 21f07726 2022-10-31 stsp { GOT_ERR_COMMIT_BAD_AUTHOR, "commit author formatting would "
235 21f07726 2022-10-31 stsp "make Git unhappy" },
238 c884fd0a 2020-12-21 stsp static struct got_custom_error {
239 c884fd0a 2020-12-21 stsp struct got_error err;
240 13b2bc37 2022-10-23 stsp char msg[GOT_ERR_MAX_MSG_SIZE];
241 c884fd0a 2020-12-21 stsp } custom_errors[16];
243 c884fd0a 2020-12-21 stsp static struct got_custom_error *
244 c884fd0a 2020-12-21 stsp get_custom_err(void)
246 c884fd0a 2020-12-21 stsp static unsigned int idx;
247 c884fd0a 2020-12-21 stsp return &custom_errors[(idx++) % nitems(custom_errors)];
250 4027f31a 2017-11-04 stsp const struct got_error *
251 4027f31a 2017-11-04 stsp got_error(int code)
255 4027f31a 2017-11-04 stsp for (i = 0; i < nitems(got_errors); i++) {
256 4027f31a 2017-11-04 stsp if (code == got_errors[i].code)
257 4027f31a 2017-11-04 stsp return &got_errors[i];
263 f334529e 2018-01-12 stsp const struct got_error *
264 91a3d81f 2018-11-11 stsp got_error_msg(int code, const char *msg)
266 c884fd0a 2020-12-21 stsp struct got_custom_error *cerr = get_custom_err();
267 c884fd0a 2020-12-21 stsp struct got_error *err = &cerr->err;
270 91a3d81f 2018-11-11 stsp for (i = 0; i < nitems(got_errors); i++) {
271 91a3d81f 2018-11-11 stsp if (code == got_errors[i].code) {
272 c884fd0a 2020-12-21 stsp err->code = code;
273 c884fd0a 2020-12-21 stsp strlcpy(cerr->msg, msg, sizeof(cerr->msg));
274 c884fd0a 2020-12-21 stsp err->msg = cerr->msg;
275 c884fd0a 2020-12-21 stsp return err;
282 91a3d81f 2018-11-11 stsp const struct got_error *
283 638f9024 2019-05-13 stsp got_error_from_errno(const char *prefix)
285 c884fd0a 2020-12-21 stsp struct got_custom_error *cerr = get_custom_err();
286 c884fd0a 2020-12-21 stsp struct got_error *err = &cerr->err;
287 9a02f8b7 2020-12-21 stsp char strerr[128];
289 9a02f8b7 2020-12-21 stsp strerror_r(errno, strerr, sizeof(strerr));
290 9a02f8b7 2020-12-21 stsp snprintf(cerr->msg, sizeof(cerr->msg), "%s: %s", prefix, strerr);
292 c884fd0a 2020-12-21 stsp err->code = GOT_ERR_ERRNO;
293 c884fd0a 2020-12-21 stsp err->msg = cerr->msg;
294 c884fd0a 2020-12-21 stsp return err;
297 8251fdbc 2018-01-12 stsp const struct got_error *
298 638f9024 2019-05-13 stsp got_error_from_errno2(const char *prefix, const char *prefix2)
300 c884fd0a 2020-12-21 stsp struct got_custom_error *cerr = get_custom_err();
301 c884fd0a 2020-12-21 stsp struct got_error *err = &cerr->err;
302 9a02f8b7 2020-12-21 stsp char strerr[128];
304 9a02f8b7 2020-12-21 stsp strerror_r(errno, strerr, sizeof(strerr));
305 c884fd0a 2020-12-21 stsp snprintf(cerr->msg, sizeof(cerr->msg), "%s: %s: %s", prefix, prefix2,
308 c884fd0a 2020-12-21 stsp err->code = GOT_ERR_ERRNO;
309 c884fd0a 2020-12-21 stsp err->msg = cerr->msg;
310 c884fd0a 2020-12-21 stsp return err;
313 48b8b0eb 2019-05-11 jcs const struct got_error *
314 638f9024 2019-05-13 stsp got_error_from_errno3(const char *prefix, const char *prefix2,
315 230a42bd 2019-05-11 jcs const char *prefix3)
317 c884fd0a 2020-12-21 stsp struct got_custom_error *cerr = get_custom_err();
318 c884fd0a 2020-12-21 stsp struct got_error *err = &cerr->err;
319 9a02f8b7 2020-12-21 stsp char strerr[128];
321 9a02f8b7 2020-12-21 stsp strerror_r(errno, strerr, sizeof(strerr));
322 c884fd0a 2020-12-21 stsp snprintf(cerr->msg, sizeof(cerr->msg), "%s: %s: %s: %s", prefix,
323 9a02f8b7 2020-12-21 stsp prefix2, prefix3, strerr);
325 c884fd0a 2020-12-21 stsp err->code = GOT_ERR_ERRNO;
326 c884fd0a 2020-12-21 stsp err->msg = cerr->msg;
327 c884fd0a 2020-12-21 stsp return err;
330 230a42bd 2019-05-11 jcs const struct got_error *
331 4cc6a5a5 2020-12-15 stsp got_error_from_errno_fmt(const char *fmt, ...)
333 c884fd0a 2020-12-21 stsp struct got_custom_error *cerr = get_custom_err();
334 c884fd0a 2020-12-21 stsp struct got_error *err = &cerr->err;
335 4cc6a5a5 2020-12-15 stsp char buf[PATH_MAX * 4];
336 9a02f8b7 2020-12-21 stsp char strerr[128];
337 4cc6a5a5 2020-12-15 stsp va_list ap;
339 4cc6a5a5 2020-12-15 stsp va_start(ap, fmt);
340 4cc6a5a5 2020-12-15 stsp vsnprintf(buf, sizeof(buf), fmt, ap);
341 4cc6a5a5 2020-12-15 stsp va_end(ap);
343 9a02f8b7 2020-12-21 stsp strerror_r(errno, strerr, sizeof(strerr));
344 9a02f8b7 2020-12-21 stsp snprintf(cerr->msg, sizeof(cerr->msg), "%s: %s", buf, strerr);
346 c884fd0a 2020-12-21 stsp err->code = GOT_ERR_ERRNO;
347 c884fd0a 2020-12-21 stsp err->msg = cerr->msg;
348 c884fd0a 2020-12-21 stsp return err;
351 4cc6a5a5 2020-12-15 stsp const struct got_error *
352 2af4a041 2019-05-11 jcs got_error_set_errno(int code, const char *prefix)
354 1a76625f 2018-10-22 stsp errno = code;
355 638f9024 2019-05-13 stsp return got_error_from_errno(prefix);
358 1a76625f 2018-10-22 stsp const struct got_error *
359 8251fdbc 2018-01-12 stsp got_ferror(FILE *f, int code)
361 8251fdbc 2018-01-12 stsp if (ferror(f))
362 638f9024 2019-05-13 stsp return got_error_from_errno("");
363 8251fdbc 2018-01-12 stsp return got_error(code);
366 91a3d81f 2018-11-11 stsp const struct got_error *
367 91a3d81f 2018-11-11 stsp got_error_no_obj(struct got_object_id *id)
369 c884fd0a 2020-12-21 stsp char msg[sizeof("object not found") + SHA1_DIGEST_STRING_LENGTH];
370 91a3d81f 2018-11-11 stsp char id_str[SHA1_DIGEST_STRING_LENGTH];
373 91a3d81f 2018-11-11 stsp if (!got_sha1_digest_to_str(id->sha1, id_str, sizeof(id_str)))
374 91a3d81f 2018-11-11 stsp return got_error(GOT_ERR_NO_OBJ);
376 91a3d81f 2018-11-11 stsp ret = snprintf(msg, sizeof(msg), "object %s not found", id_str);
377 438d0cc3 2022-08-16 op if (ret < 0 || (size_t)ret >= sizeof(msg))
378 91a3d81f 2018-11-11 stsp return got_error(GOT_ERR_NO_OBJ);
380 91a3d81f 2018-11-11 stsp return got_error_msg(GOT_ERR_NO_OBJ, msg);
383 2aa0475c 2019-02-03 stsp const struct got_error *
384 2aa0475c 2019-02-03 stsp got_error_not_ref(const char *refname)
386 c884fd0a 2020-12-21 stsp char msg[sizeof("reference not found") + 1004];
389 2aa0475c 2019-02-03 stsp ret = snprintf(msg, sizeof(msg), "reference %s not found", refname);
390 438d0cc3 2022-08-16 op if (ret < 0 || (size_t)ret >= sizeof(msg))
391 2aa0475c 2019-02-03 stsp return got_error(GOT_ERR_NOT_REF);
393 2aa0475c 2019-02-03 stsp return got_error_msg(GOT_ERR_NOT_REF, msg);
396 09589288 2019-03-10 stsp const struct got_error *
397 cc483380 2019-09-01 stsp got_error_uuid(uint32_t uuid_status, const char *prefix)
399 09589288 2019-03-10 stsp switch (uuid_status) {
400 09589288 2019-03-10 stsp case uuid_s_ok:
401 09589288 2019-03-10 stsp return NULL;
402 09589288 2019-03-10 stsp case uuid_s_bad_version:
403 09589288 2019-03-10 stsp return got_error(GOT_ERR_UUID_VERSION);
404 09589288 2019-03-10 stsp case uuid_s_invalid_string_uuid:
405 09589288 2019-03-10 stsp return got_error(GOT_ERR_UUID_INVALID);
406 09589288 2019-03-10 stsp case uuid_s_no_memory:
407 cc483380 2019-09-01 stsp return got_error_set_errno(ENOMEM, prefix);
409 09589288 2019-03-10 stsp return got_error(GOT_ERR_UUID);
413 df056ada 2019-05-15 stsp const struct got_error *
414 df056ada 2019-05-15 stsp got_error_path(const char *path, int code)
416 c884fd0a 2020-12-21 stsp struct got_custom_error *cerr = get_custom_err();
417 c884fd0a 2020-12-21 stsp struct got_error *err = &cerr->err;
420 df056ada 2019-05-15 stsp for (i = 0; i < nitems(got_errors); i++) {
421 df056ada 2019-05-15 stsp if (code == got_errors[i].code) {
422 c884fd0a 2020-12-21 stsp err->code = code;
423 c884fd0a 2020-12-21 stsp snprintf(cerr->msg, sizeof(cerr->msg), "%s: %s", path,
424 df056ada 2019-05-15 stsp got_errors[i].msg);
425 c884fd0a 2020-12-21 stsp err->msg = cerr->msg;
426 c884fd0a 2020-12-21 stsp return err;
433 73e7eb7d 2020-12-15 stsp const struct got_error *
434 73e7eb7d 2020-12-15 stsp got_error_fmt(int code, const char *fmt, ...)
436 c884fd0a 2020-12-21 stsp struct got_custom_error *cerr = get_custom_err();
437 c884fd0a 2020-12-21 stsp struct got_error *err = &cerr->err;
438 73e7eb7d 2020-12-15 stsp char buf[PATH_MAX * 4];
439 73e7eb7d 2020-12-15 stsp va_list ap;
442 73e7eb7d 2020-12-15 stsp va_start(ap, fmt);
443 73e7eb7d 2020-12-15 stsp vsnprintf(buf, sizeof(buf), fmt, ap);
444 73e7eb7d 2020-12-15 stsp va_end(ap);
446 73e7eb7d 2020-12-15 stsp for (i = 0; i < nitems(got_errors); i++) {
447 73e7eb7d 2020-12-15 stsp if (code == got_errors[i].code) {
448 c884fd0a 2020-12-21 stsp err->code = code;
449 c884fd0a 2020-12-21 stsp snprintf(cerr->msg, sizeof(cerr->msg), "%s: %s", buf,
450 73e7eb7d 2020-12-15 stsp got_errors[i].msg);
451 c884fd0a 2020-12-21 stsp err->msg = cerr->msg;
452 c884fd0a 2020-12-21 stsp return err;
460 5c02d2a5 2021-09-26 stsp got_err_open_nofollow_on_symlink(void)
463 5c02d2a5 2021-09-26 stsp * Check whether open(2) with O_NOFOLLOW failed on a symlink.
464 5c02d2a5 2021-09-26 stsp * Posix mandates ELOOP and OpenBSD follows it. Others return
465 5c02d2a5 2021-09-26 stsp * different error codes. We carry this workaround to help the
466 5c02d2a5 2021-09-26 stsp * portable version a little.
468 5c02d2a5 2021-09-26 stsp return (errno == ELOOP
469 5c02d2a5 2021-09-26 stsp #ifdef EMLINK
470 5c02d2a5 2021-09-26 stsp || errno == EMLINK
472 5c02d2a5 2021-09-26 stsp #ifdef EFTYPE
473 5c02d2a5 2021-09-26 stsp || errno == EFTYPE
