2 * Copyright (c) 2019, 2022 Stefan Sperling <stsp@openbsd.org>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 #include <sys/types.h>
20 #include <sys/socket.h>
21 #include <sys/queue.h>
35 #include "got_error.h"
36 #include "got_object.h"
37 #include "got_repository.h"
40 #include "got_lib_delta.h"
41 #include "got_lib_object.h"
42 #include "got_lib_object_cache.h"
43 #include "got_lib_privsep.h"
44 #include "got_lib_pack.h"
45 #include "got_lib_repository.h"
47 const struct got_error *
48 got_repo_read_gitconfig(int *gitconfig_repository_format_version,
49 char **gitconfig_author_name, char **gitconfig_author_email,
50 struct got_remote_repo **remotes, int *nremotes,
51 char **gitconfig_owner, char ***extnames, char ***extvals,
52 int *nextensions, const char *gitconfig_path)
54 const struct got_error *err = NULL, *child_err = NULL;
56 int imsg_fds[2] = { -1, -1 };
60 *gitconfig_repository_format_version = 0;
67 *gitconfig_author_name = NULL;
68 *gitconfig_author_email = NULL;
74 *gitconfig_owner = NULL;
76 fd = open(gitconfig_path, O_RDONLY | O_CLOEXEC);
80 return got_error_from_errno2("open", gitconfig_path);
83 ibuf = calloc(1, sizeof(*ibuf));
85 err = got_error_from_errno("calloc");
89 if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, imsg_fds) == -1) {
90 err = got_error_from_errno("socketpair");
96 err = got_error_from_errno("fork");
98 } else if (pid == 0) {
99 got_privsep_exec_child(imsg_fds, GOT_PATH_PROG_READ_GITCONFIG,
104 if (close(imsg_fds[1]) == -1) {
105 err = got_error_from_errno("close");
109 imsg_init(ibuf, imsg_fds[0]);
111 err = got_privsep_send_gitconfig_parse_req(ibuf, fd);
116 err = got_privsep_send_gitconfig_repository_format_version_req(ibuf);
120 err = got_privsep_recv_gitconfig_int(
121 gitconfig_repository_format_version, ibuf);
125 if (extnames && extvals && nextensions) {
126 err = got_privsep_send_gitconfig_repository_extensions_req(
130 err = got_privsep_recv_gitconfig_int(nextensions, ibuf);
133 if (*nextensions > 0) {
135 *extnames = calloc(*nextensions, sizeof(char *));
136 if (*extnames == NULL) {
137 err = got_error_from_errno("calloc");
140 *extvals = calloc(*nextensions, sizeof(char *));
141 if (*extvals == NULL) {
142 err = got_error_from_errno("calloc");
145 for (i = 0; i < *nextensions; i++) {
147 err = got_privsep_recv_gitconfig_pair(&ext,
151 (*extnames)[i] = ext;
157 err = got_privsep_send_gitconfig_author_name_req(ibuf);
161 err = got_privsep_recv_gitconfig_str(gitconfig_author_name, ibuf);
165 err = got_privsep_send_gitconfig_author_email_req(ibuf);
169 err = got_privsep_recv_gitconfig_str(gitconfig_author_email, ibuf);
173 if (remotes && nremotes) {
174 err = got_privsep_send_gitconfig_remotes_req(ibuf);
178 err = got_privsep_recv_gitconfig_remotes(remotes,
184 if (gitconfig_owner) {
185 err = got_privsep_send_gitconfig_owner_req(ibuf);
188 err = got_privsep_recv_gitconfig_str(gitconfig_owner, ibuf);
193 err = got_privsep_send_stop(imsg_fds[0]);
194 child_err = got_privsep_wait_for_child(pid);
195 if (child_err && err == NULL)
198 if (imsg_fds[0] != -1 && close(imsg_fds[0]) == -1 && err == NULL)
199 err = got_error_from_errno("close");
200 if (imsg_fds[1] != -1 && close(imsg_fds[1]) == -1 && err == NULL)
201 err = got_error_from_errno("close");
202 if (fd != -1 && close(fd) == -1 && err == NULL)
203 err = got_error_from_errno2("close", gitconfig_path);