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got-read-gitconfig: send key-value pairs for extensions Most extension allow only for a boolean value so the current behaviour of just sending the extension with a trueish value is fine. However, some extensions that we could eventually support (like "objectformat") have a string value. This is a preparatory step towards that. ok stsp@
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  1 aba9c984 2019-09-08 stsp /*

  2 aba9c984 2019-09-08 stsp  * Copyright (c) 2019 Stefan Sperling <stsp@openbsd.org>

  3 aba9c984 2019-09-08 stsp  *

  4 aba9c984 2019-09-08 stsp  * Permission to use, copy, modify, and distribute this software for any

  5 aba9c984 2019-09-08 stsp  * purpose with or without fee is hereby granted, provided that the above

  6 aba9c984 2019-09-08 stsp  * copyright notice and this permission notice appear in all copies.

  7 aba9c984 2019-09-08 stsp  *

  8 aba9c984 2019-09-08 stsp  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES

  9 aba9c984 2019-09-08 stsp  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF

 10 aba9c984 2019-09-08 stsp  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR

 11 aba9c984 2019-09-08 stsp  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES

 12 aba9c984 2019-09-08 stsp  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN

 13 aba9c984 2019-09-08 stsp  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF

 14 aba9c984 2019-09-08 stsp  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

 15 aba9c984 2019-09-08 stsp  */

 16 aba9c984 2019-09-08 stsp 

 17 aba9c984 2019-09-08 stsp #include <sys/types.h>

 18 aba9c984 2019-09-08 stsp #include <sys/queue.h>

 19 aba9c984 2019-09-08 stsp #include <sys/uio.h>

 20 aba9c984 2019-09-08 stsp #include <sys/time.h>

 21 aba9c984 2019-09-08 stsp 

 22 aba9c984 2019-09-08 stsp #include <stdint.h>

 23 aba9c984 2019-09-08 stsp #include <imsg.h>

 24 aba9c984 2019-09-08 stsp #include <limits.h>

 25 aba9c984 2019-09-08 stsp #include <signal.h>

 26 aba9c984 2019-09-08 stsp #include <stdio.h>

 27 aba9c984 2019-09-08 stsp #include <stdlib.h>

 28 aba9c984 2019-09-08 stsp #include <string.h>

 29 aba9c984 2019-09-08 stsp #include <sha1.h>

 30 81a12da5 2020-09-09 naddy #include <unistd.h>

 31 aba9c984 2019-09-08 stsp #include <zlib.h>

 32 aba9c984 2019-09-08 stsp 

 33 aba9c984 2019-09-08 stsp #include "got_error.h"

 34 aba9c984 2019-09-08 stsp #include "got_object.h"

 35 cd95becd 2019-11-29 stsp #include "got_repository.h"

 36 aba9c984 2019-09-08 stsp 

 37 aba9c984 2019-09-08 stsp #include "got_lib_delta.h"

 38 aba9c984 2019-09-08 stsp #include "got_lib_object.h"

 39 aba9c984 2019-09-08 stsp #include "got_lib_privsep.h"

 40 aba9c984 2019-09-08 stsp #include "got_lib_gitconfig.h"

 41 aba9c984 2019-09-08 stsp 

 42 aba9c984 2019-09-08 stsp static volatile sig_atomic_t sigint_received;

 43 aba9c984 2019-09-08 stsp 

 44 aba9c984 2019-09-08 stsp static void

 45 aba9c984 2019-09-08 stsp catch_sigint(int signo)

 46 aba9c984 2019-09-08 stsp {

 47 aba9c984 2019-09-08 stsp 	sigint_received = 1;

 48 aba9c984 2019-09-08 stsp }

 49 aba9c984 2019-09-08 stsp 

 50 aba9c984 2019-09-08 stsp static const struct got_error *

 51 e70bf110 2020-03-22 stsp send_gitconfig_int(struct imsgbuf *ibuf, int value)

 52 e70bf110 2020-03-22 stsp {

 53 e70bf110 2020-03-22 stsp 	if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_INT_VAL, 0, 0, -1,

 54 e70bf110 2020-03-22 stsp 	    &value, sizeof(value)) == -1)

 55 e70bf110 2020-03-22 stsp 		return got_error_from_errno("imsg_compose GITCONFIG_INT_VAL");

 56 e70bf110 2020-03-22 stsp 

 57 e70bf110 2020-03-22 stsp 	return got_privsep_flush_imsg(ibuf);

 58 e70bf110 2020-03-22 stsp }

 59 e70bf110 2020-03-22 stsp 

 60 e70bf110 2020-03-22 stsp static const struct got_error *

 61 aba9c984 2019-09-08 stsp gitconfig_num_request(struct imsgbuf *ibuf, struct got_gitconfig *gitconfig,

 62 fda3525e 2021-09-25 stsp     const char *section, const char *tag, int def)

 63 aba9c984 2019-09-08 stsp {

 64 aba9c984 2019-09-08 stsp 	int value;

 65 aba9c984 2019-09-08 stsp 

 66 aba9c984 2019-09-08 stsp 	if (gitconfig == NULL)

 67 aba9c984 2019-09-08 stsp 		return got_error(GOT_ERR_PRIVSEP_MSG);

 68 aba9c984 2019-09-08 stsp 

 69 aba9c984 2019-09-08 stsp 	value = got_gitconfig_get_num(gitconfig, section, tag, def);

 70 e70bf110 2020-03-22 stsp 	return send_gitconfig_int(ibuf, value);

 71 aba9c984 2019-09-08 stsp }

 72 aba9c984 2019-09-08 stsp 

 73 aba9c984 2019-09-08 stsp static const struct got_error *

 74 e70bf110 2020-03-22 stsp send_gitconfig_str(struct imsgbuf *ibuf, const char *value)

 75 e70bf110 2020-03-22 stsp {

 76 6c13dcd2 2020-09-18 stsp 	size_t len = value ? strlen(value) : 0;

 77 e70bf110 2020-03-22 stsp 

 78 e70bf110 2020-03-22 stsp 	if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_STR_VAL, 0, 0, -1,

 79 e70bf110 2020-03-22 stsp 	    value, len) == -1)

 80 e70bf110 2020-03-22 stsp 		return got_error_from_errno("imsg_compose GITCONFIG_STR_VAL");

 81 27749ea2 2023-02-05 op 

 82 27749ea2 2023-02-05 op 	return got_privsep_flush_imsg(ibuf);

 83 27749ea2 2023-02-05 op }

 84 27749ea2 2023-02-05 op 

 85 27749ea2 2023-02-05 op static const struct got_error *

 86 27749ea2 2023-02-05 op send_gitconfig_pair(struct imsgbuf *ibuf, const char *key, const char *val)

 87 27749ea2 2023-02-05 op {

 88 27749ea2 2023-02-05 op 	struct ibuf *wbuf;

 89 27749ea2 2023-02-05 op 	size_t klen = key ? strlen(key) : 0;

 90 27749ea2 2023-02-05 op 	size_t vlen = val ? strlen(val) : 0;

 91 27749ea2 2023-02-05 op 	size_t tot = sizeof(klen) + sizeof(vlen) + klen + vlen;

 92 27749ea2 2023-02-05 op 

 93 27749ea2 2023-02-05 op 	if (tot > MAX_IMSGSIZE - IMSG_HEADER_SIZE)

 94 27749ea2 2023-02-05 op 		return got_error(GOT_ERR_NO_SPACE);

 95 27749ea2 2023-02-05 op 

 96 27749ea2 2023-02-05 op 	wbuf = imsg_create(ibuf, GOT_IMSG_GITCONFIG_PAIR, 0, 0, tot);

 97 27749ea2 2023-02-05 op 	if (wbuf == NULL)

 98 27749ea2 2023-02-05 op 		return got_error_from_errno("imsg_create GITCONFIG_PAIR");

 99 27749ea2 2023-02-05 op 

100 27749ea2 2023-02-05 op 	/* Keep in sync with got_imsg_gitconfig_pair */

101 27749ea2 2023-02-05 op 	if (imsg_add(wbuf, &klen, sizeof(klen)) == -1)

102 27749ea2 2023-02-05 op 		return got_error_from_errno("imsg_add GITCONFIG_PAIR");

103 27749ea2 2023-02-05 op 	if (imsg_add(wbuf, &vlen, sizeof(vlen)) == -1)

104 27749ea2 2023-02-05 op 		return got_error_from_errno("imsg_add GITCONFIG_PAIR");

105 27749ea2 2023-02-05 op 	if (imsg_add(wbuf, key, klen) == -1)

106 27749ea2 2023-02-05 op 		return got_error_from_errno("imsg_add GITCONFIG_PAIR");

107 27749ea2 2023-02-05 op 	if (imsg_add(wbuf, val, vlen) == -1)

108 27749ea2 2023-02-05 op 		return got_error_from_errno("imsg_add GITCONFIG_PAIR");

109 e70bf110 2020-03-22 stsp 

110 27749ea2 2023-02-05 op 	wbuf->fd = -1;

111 27749ea2 2023-02-05 op 	imsg_close(ibuf, wbuf);

112 e70bf110 2020-03-22 stsp 	return got_privsep_flush_imsg(ibuf);

113 e70bf110 2020-03-22 stsp }

114 e70bf110 2020-03-22 stsp 

115 e70bf110 2020-03-22 stsp static const struct got_error *

116 aba9c984 2019-09-08 stsp gitconfig_str_request(struct imsgbuf *ibuf, struct got_gitconfig *gitconfig,

117 fda3525e 2021-09-25 stsp     const char *section, const char *tag)

118 aba9c984 2019-09-08 stsp {

119 aba9c984 2019-09-08 stsp 	char *value;

120 aba9c984 2019-09-08 stsp 

121 aba9c984 2019-09-08 stsp 	if (gitconfig == NULL)

122 aba9c984 2019-09-08 stsp 		return got_error(GOT_ERR_PRIVSEP_MSG);

123 aba9c984 2019-09-08 stsp 

124 aba9c984 2019-09-08 stsp 	value = got_gitconfig_get_str(gitconfig, section, tag);

125 e70bf110 2020-03-22 stsp 	return send_gitconfig_str(ibuf, value);

126 aba9c984 2019-09-08 stsp }

127 aba9c984 2019-09-08 stsp 

128 cd95becd 2019-11-29 stsp static const struct got_error *

129 e70bf110 2020-03-22 stsp send_gitconfig_remotes(struct imsgbuf *ibuf, struct got_remote_repo *remotes,

130 e70bf110 2020-03-22 stsp     int nremotes)

131 e70bf110 2020-03-22 stsp {

132 e70bf110 2020-03-22 stsp 	const struct got_error *err = NULL;

133 e70bf110 2020-03-22 stsp 	struct got_imsg_remotes iremotes;

134 e70bf110 2020-03-22 stsp 	int i;

135 e70bf110 2020-03-22 stsp 

136 e70bf110 2020-03-22 stsp 	iremotes.nremotes = nremotes;

137 e70bf110 2020-03-22 stsp 	if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_REMOTES, 0, 0, -1,

138 e70bf110 2020-03-22 stsp 	    &iremotes, sizeof(iremotes)) == -1)

139 e70bf110 2020-03-22 stsp 		return got_error_from_errno("imsg_compose GITCONFIG_REMOTES");

140 e70bf110 2020-03-22 stsp 

141 e70bf110 2020-03-22 stsp 	err = got_privsep_flush_imsg(ibuf);

142 e70bf110 2020-03-22 stsp 	imsg_clear(ibuf);

143 e70bf110 2020-03-22 stsp 	if (err)

144 e70bf110 2020-03-22 stsp 		return err;

145 e70bf110 2020-03-22 stsp 

146 e70bf110 2020-03-22 stsp 	for (i = 0; i < nremotes; i++) {

147 e70bf110 2020-03-22 stsp 		struct got_imsg_remote iremote;

148 e70bf110 2020-03-22 stsp 		size_t len = sizeof(iremote);

149 e70bf110 2020-03-22 stsp 		struct ibuf *wbuf;

150 e70bf110 2020-03-22 stsp 

151 e70bf110 2020-03-22 stsp 		iremote.mirror_references = remotes[i].mirror_references;

152 e70bf110 2020-03-22 stsp 		iremote.name_len = strlen(remotes[i].name);

153 e70bf110 2020-03-22 stsp 		len += iremote.name_len;

154 6480c871 2021-08-30 stsp 		iremote.fetch_url_len = strlen(remotes[i].fetch_url);

155 6480c871 2021-08-30 stsp 		len += iremote.fetch_url_len;

156 6480c871 2021-08-30 stsp 		iremote.send_url_len = strlen(remotes[i].send_url);

157 6480c871 2021-08-30 stsp 		len += iremote.send_url_len;

158 e70bf110 2020-03-22 stsp 

159 e70bf110 2020-03-22 stsp 		wbuf = imsg_create(ibuf, GOT_IMSG_GITCONFIG_REMOTE, 0, 0, len);

160 e70bf110 2020-03-22 stsp 		if (wbuf == NULL)

161 e70bf110 2020-03-22 stsp 			return got_error_from_errno(

162 e70bf110 2020-03-22 stsp 			    "imsg_create GITCONFIG_REMOTE");

163 e70bf110 2020-03-22 stsp 

164 1453347d 2022-05-19 stsp 		if (imsg_add(wbuf, &iremote, sizeof(iremote)) == -1)

165 1453347d 2022-05-19 stsp 			return got_error_from_errno(

166 e70bf110 2020-03-22 stsp 			    "imsg_add GITCONFIG_REMOTE");

167 e70bf110 2020-03-22 stsp 

168 1453347d 2022-05-19 stsp 		if (imsg_add(wbuf, remotes[i].name, iremote.name_len) == -1)

169 1453347d 2022-05-19 stsp 			return got_error_from_errno(

170 e70bf110 2020-03-22 stsp 			    "imsg_add GITCONFIG_REMOTE");

171 1453347d 2022-05-19 stsp 		if (imsg_add(wbuf, remotes[i].fetch_url, iremote.fetch_url_len) == -1)

172 1453347d 2022-05-19 stsp 			return got_error_from_errno(

173 6480c871 2021-08-30 stsp 			    "imsg_add GITCONFIG_REMOTE");

174 1453347d 2022-05-19 stsp 		if (imsg_add(wbuf, remotes[i].send_url, iremote.send_url_len) == -1)

175 1453347d 2022-05-19 stsp 			return got_error_from_errno(

176 1453347d 2022-05-19 stsp 			    "imsg_add GITCONFIG_REMOTE");

177 e70bf110 2020-03-22 stsp 

178 e70bf110 2020-03-22 stsp 		wbuf->fd = -1;

179 e70bf110 2020-03-22 stsp 		imsg_close(ibuf, wbuf);

180 e70bf110 2020-03-22 stsp 		err = got_privsep_flush_imsg(ibuf);

181 e70bf110 2020-03-22 stsp 		if (err)

182 e70bf110 2020-03-22 stsp 			return err;

183 e70bf110 2020-03-22 stsp 	}

184 e70bf110 2020-03-22 stsp 

185 e70bf110 2020-03-22 stsp 	return NULL;

186 e70bf110 2020-03-22 stsp }

187 e70bf110 2020-03-22 stsp 

188 20b7abb3 2020-10-22 stsp static int

189 20b7abb3 2020-10-22 stsp get_boolean_val(char *val)

190 20b7abb3 2020-10-22 stsp {

191 20b7abb3 2020-10-22 stsp     return (strcasecmp(val, "true") == 0 ||

192 20b7abb3 2020-10-22 stsp 	strcasecmp(val, "on") == 0 ||

193 20b7abb3 2020-10-22 stsp 	strcasecmp(val, "yes") == 0 ||

194 20b7abb3 2020-10-22 stsp 	strcmp(val, "1") == 0);

195 20b7abb3 2020-10-22 stsp }

196 e70bf110 2020-03-22 stsp 

197 e70bf110 2020-03-22 stsp static const struct got_error *

198 cd95becd 2019-11-29 stsp gitconfig_remotes_request(struct imsgbuf *ibuf, struct got_gitconfig *gitconfig)

199 cd95becd 2019-11-29 stsp {

200 cd95becd 2019-11-29 stsp 	const struct got_error *err = NULL;

201 cd95becd 2019-11-29 stsp 	struct got_gitconfig_list *sections;

202 cd95becd 2019-11-29 stsp 	struct got_gitconfig_list_node *node;

203 cd95becd 2019-11-29 stsp 	struct got_remote_repo *remotes = NULL;

204 cd95becd 2019-11-29 stsp 	int nremotes = 0, i;

205 cd95becd 2019-11-29 stsp 

206 cd95becd 2019-11-29 stsp 	if (gitconfig == NULL)

207 cd95becd 2019-11-29 stsp 		return got_error(GOT_ERR_PRIVSEP_MSG);

208 cd95becd 2019-11-29 stsp 

209 cd95becd 2019-11-29 stsp 	err = got_gitconfig_get_section_list(&sections, gitconfig);

210 cd95becd 2019-11-29 stsp 	if (err)

211 cd95becd 2019-11-29 stsp 		return err;

212 cd95becd 2019-11-29 stsp 

213 cd95becd 2019-11-29 stsp 	TAILQ_FOREACH(node, &sections->fields, link) {

214 cd95becd 2019-11-29 stsp 		if (strncasecmp("remote \"", node->field, 8) != 0)

215 cd95becd 2019-11-29 stsp 			continue;

216 cd95becd 2019-11-29 stsp 		nremotes++;

217 cd95becd 2019-11-29 stsp 	}

218 cd95becd 2019-11-29 stsp 

219 cd95becd 2019-11-29 stsp 	if (nremotes == 0) {

220 e70bf110 2020-03-22 stsp 		err = send_gitconfig_remotes(ibuf, NULL, 0);

221 cd95becd 2019-11-29 stsp 		goto done;

222 cd95becd 2019-11-29 stsp 	}

223 cd95becd 2019-11-29 stsp 

224 cd95becd 2019-11-29 stsp 	remotes = recallocarray(NULL, 0, nremotes, sizeof(*remotes));

225 cd95becd 2019-11-29 stsp 	if (remotes == NULL) {

226 cd95becd 2019-11-29 stsp 		err = got_error_from_errno("recallocarray");

227 cd95becd 2019-11-29 stsp 		goto done;

228 cd95becd 2019-11-29 stsp 	}

229 cd95becd 2019-11-29 stsp 

230 cd95becd 2019-11-29 stsp 	i = 0;

231 cd95becd 2019-11-29 stsp 	TAILQ_FOREACH(node, &sections->fields, link) {

232 469dd726 2020-03-20 stsp 		char *name, *end, *mirror;

233 cd95becd 2019-11-29 stsp 

234 cd95becd 2019-11-29 stsp 		if (strncasecmp("remote \"", node->field, 8) != 0)

235 cd95becd 2019-11-29 stsp 			continue;

236 cd95becd 2019-11-29 stsp 

237 cd95becd 2019-11-29 stsp 		name = strdup(node->field + 8);

238 cd95becd 2019-11-29 stsp 		if (name == NULL) {

239 cd95becd 2019-11-29 stsp 			err = got_error_from_errno("strdup");

240 cd95becd 2019-11-29 stsp 			goto done;

241 cd95becd 2019-11-29 stsp 		}

242 cd95becd 2019-11-29 stsp 		end = strrchr(name, '"');

243 cd95becd 2019-11-29 stsp 		if (end)

244 cd95becd 2019-11-29 stsp 			*end = '\0';

245 cd95becd 2019-11-29 stsp 		remotes[i].name = name;

246 cd95becd 2019-11-29 stsp 

247 6480c871 2021-08-30 stsp 		remotes[i].fetch_url = got_gitconfig_get_str(gitconfig,

248 cd95becd 2019-11-29 stsp 		    node->field, "url");

249 6480c871 2021-08-30 stsp 		if (remotes[i].fetch_url == NULL) {

250 cd95becd 2019-11-29 stsp 			err = got_error(GOT_ERR_GITCONFIG_SYNTAX);

251 cd95becd 2019-11-29 stsp 			goto done;

252 cd95becd 2019-11-29 stsp 		}

253 469dd726 2020-03-20 stsp 

254 6480c871 2021-08-30 stsp 		remotes[i].send_url = got_gitconfig_get_str(gitconfig,

255 6480c871 2021-08-30 stsp 		    node->field, "pushurl");

256 6480c871 2021-08-30 stsp 		if (remotes[i].send_url == NULL)

257 6480c871 2021-08-30 stsp 			remotes[i].send_url = got_gitconfig_get_str(gitconfig,

258 6480c871 2021-08-30 stsp 			    node->field, "url");

259 6480c871 2021-08-30 stsp 		if (remotes[i].send_url == NULL) {

260 6480c871 2021-08-30 stsp 			err = got_error(GOT_ERR_GITCONFIG_SYNTAX);

261 6480c871 2021-08-30 stsp 			goto done;

262 6480c871 2021-08-30 stsp 		}

263 6480c871 2021-08-30 stsp 

264 469dd726 2020-03-20 stsp 		remotes[i].mirror_references = 0;

265 469dd726 2020-03-20 stsp 		mirror = got_gitconfig_get_str(gitconfig, node->field,

266 469dd726 2020-03-20 stsp 		    "mirror");

267 20b7abb3 2020-10-22 stsp 		if (mirror != NULL && get_boolean_val(mirror))

268 469dd726 2020-03-20 stsp 			remotes[i].mirror_references = 1;

269 cd95becd 2019-11-29 stsp 

270 cd95becd 2019-11-29 stsp 		i++;

271 cd95becd 2019-11-29 stsp 	}

272 cd95becd 2019-11-29 stsp 

273 e70bf110 2020-03-22 stsp 	err = send_gitconfig_remotes(ibuf, remotes, nremotes);

274 cd95becd 2019-11-29 stsp done:

275 cd95becd 2019-11-29 stsp 	for (i = 0; i < nremotes; i++)

276 cd95becd 2019-11-29 stsp 		free(remotes[i].name);

277 cd95becd 2019-11-29 stsp 	free(remotes);

278 cd95becd 2019-11-29 stsp 	got_gitconfig_free_list(sections);

279 cd95becd 2019-11-29 stsp 	return err;

280 9a1cc63f 2020-02-03 stsp }

281 9a1cc63f 2020-02-03 stsp 

282 9a1cc63f 2020-02-03 stsp static const struct got_error *

283 9a1cc63f 2020-02-03 stsp gitconfig_owner_request(struct imsgbuf *ibuf, struct got_gitconfig *gitconfig)

284 9a1cc63f 2020-02-03 stsp {

285 9a1cc63f 2020-02-03 stsp 	char *value;

286 9a1cc63f 2020-02-03 stsp 

287 9a1cc63f 2020-02-03 stsp 	if (gitconfig == NULL)

288 9a1cc63f 2020-02-03 stsp 		return got_error(GOT_ERR_PRIVSEP_MSG);

289 9a1cc63f 2020-02-03 stsp 

290 9a1cc63f 2020-02-03 stsp 	value = got_gitconfig_get_str(gitconfig, "gotweb", "owner");

291 9a1cc63f 2020-02-03 stsp 	if (value)

292 e70bf110 2020-03-22 stsp 		return send_gitconfig_str(ibuf, value);

293 9a1cc63f 2020-02-03 stsp 	value = got_gitconfig_get_str(gitconfig, "gitweb", "owner");

294 e70bf110 2020-03-22 stsp 	return send_gitconfig_str(ibuf, value);

295 cd95becd 2019-11-29 stsp }

296 cd95becd 2019-11-29 stsp 

297 20b7abb3 2020-10-22 stsp static const struct got_error *

298 20b7abb3 2020-10-22 stsp gitconfig_extensions_request(struct imsgbuf *ibuf,

299 20b7abb3 2020-10-22 stsp     struct got_gitconfig *gitconfig)

300 20b7abb3 2020-10-22 stsp {

301 20b7abb3 2020-10-22 stsp 	const struct got_error *err = NULL;

302 20b7abb3 2020-10-22 stsp 	struct got_gitconfig_list *tags;

303 20b7abb3 2020-10-22 stsp 	struct got_gitconfig_list_node *node;

304 20b7abb3 2020-10-22 stsp 	int nextensions = 0;

305 20b7abb3 2020-10-22 stsp 	char *val;

306 20b7abb3 2020-10-22 stsp 

307 20b7abb3 2020-10-22 stsp 	if (gitconfig == NULL)

308 20b7abb3 2020-10-22 stsp 		return got_error(GOT_ERR_PRIVSEP_MSG);

309 20b7abb3 2020-10-22 stsp 

310 20b7abb3 2020-10-22 stsp 	tags = got_gitconfig_get_tag_list(gitconfig, "extensions");

311 20b7abb3 2020-10-22 stsp 	if (tags == NULL)

312 20b7abb3 2020-10-22 stsp 		return send_gitconfig_int(ibuf, 0);

313 20b7abb3 2020-10-22 stsp 

314 27749ea2 2023-02-05 op 	TAILQ_FOREACH(node, &tags->fields, link)

315 27749ea2 2023-02-05 op 		nextensions++;

316 20b7abb3 2020-10-22 stsp 

317 20b7abb3 2020-10-22 stsp 	err = send_gitconfig_int(ibuf, nextensions);

318 20b7abb3 2020-10-22 stsp 	if (err)

319 20b7abb3 2020-10-22 stsp 		goto done;

320 20b7abb3 2020-10-22 stsp 

321 20b7abb3 2020-10-22 stsp 	TAILQ_FOREACH(node, &tags->fields, link) {

322 20b7abb3 2020-10-22 stsp 		val = got_gitconfig_get_str(gitconfig, "extensions",

323 20b7abb3 2020-10-22 stsp 		    node->field);

324 27749ea2 2023-02-05 op 		err = send_gitconfig_pair(ibuf, node->field, val);

325 27749ea2 2023-02-05 op 		if (err)

326 27749ea2 2023-02-05 op 			goto done;

327 20b7abb3 2020-10-22 stsp 	}

328 20b7abb3 2020-10-22 stsp done:

329 20b7abb3 2020-10-22 stsp 	got_gitconfig_free_list(tags);

330 20b7abb3 2020-10-22 stsp 	return err;

331 20b7abb3 2020-10-22 stsp }

332 20b7abb3 2020-10-22 stsp 

333 aba9c984 2019-09-08 stsp int

334 aba9c984 2019-09-08 stsp main(int argc, char *argv[])

335 aba9c984 2019-09-08 stsp {

336 aba9c984 2019-09-08 stsp 	const struct got_error *err = NULL;

337 aba9c984 2019-09-08 stsp 	struct imsgbuf ibuf;

338 aba9c984 2019-09-08 stsp 	size_t datalen;

339 aba9c984 2019-09-08 stsp 	struct got_gitconfig *gitconfig = NULL;

340 aba9c984 2019-09-08 stsp #if 0

341 aba9c984 2019-09-08 stsp 	static int attached;

342 aba9c984 2019-09-08 stsp 

343 aba9c984 2019-09-08 stsp 	while (!attached)

344 aba9c984 2019-09-08 stsp 		sleep(1);

345 aba9c984 2019-09-08 stsp #endif

346 aba9c984 2019-09-08 stsp 	signal(SIGINT, catch_sigint);

347 aba9c984 2019-09-08 stsp 

348 aba9c984 2019-09-08 stsp 	imsg_init(&ibuf, GOT_IMSG_FD_CHILD);

349 aba9c984 2019-09-08 stsp 

350 aba9c984 2019-09-08 stsp #ifndef PROFILE

351 aba9c984 2019-09-08 stsp 	/* revoke access to most system calls */

352 aba9c984 2019-09-08 stsp 	if (pledge("stdio recvfd", NULL) == -1) {

353 aba9c984 2019-09-08 stsp 		err = got_error_from_errno("pledge");

354 aba9c984 2019-09-08 stsp 		got_privsep_send_error(&ibuf, err);

355 aba9c984 2019-09-08 stsp 		return 1;

356 aba9c984 2019-09-08 stsp 	}

357 aba9c984 2019-09-08 stsp #endif

358 aba9c984 2019-09-08 stsp 

359 aba9c984 2019-09-08 stsp 	for (;;) {

360 aba9c984 2019-09-08 stsp 		struct imsg imsg;

361 aba9c984 2019-09-08 stsp 

362 aba9c984 2019-09-08 stsp 		memset(&imsg, 0, sizeof(imsg));

363 aba9c984 2019-09-08 stsp 		imsg.fd = -1;

364 aba9c984 2019-09-08 stsp 

365 aba9c984 2019-09-08 stsp 		if (sigint_received) {

366 aba9c984 2019-09-08 stsp 			err = got_error(GOT_ERR_CANCELLED);

367 aba9c984 2019-09-08 stsp 			break;

368 aba9c984 2019-09-08 stsp 		}

369 aba9c984 2019-09-08 stsp 

370 aba9c984 2019-09-08 stsp 		err = got_privsep_recv_imsg(&imsg, &ibuf, 0);

371 aba9c984 2019-09-08 stsp 		if (err) {

372 aba9c984 2019-09-08 stsp 			if (err->code == GOT_ERR_PRIVSEP_PIPE)

373 aba9c984 2019-09-08 stsp 				err = NULL;

374 aba9c984 2019-09-08 stsp 			break;

375 aba9c984 2019-09-08 stsp 		}

376 aba9c984 2019-09-08 stsp 

377 aba9c984 2019-09-08 stsp 		if (imsg.hdr.type == GOT_IMSG_STOP)

378 aba9c984 2019-09-08 stsp 			break;

379 aba9c984 2019-09-08 stsp 

380 aba9c984 2019-09-08 stsp 		switch (imsg.hdr.type) {

381 aba9c984 2019-09-08 stsp 		case GOT_IMSG_GITCONFIG_PARSE_REQUEST:

382 aba9c984 2019-09-08 stsp 			datalen = imsg.hdr.len - IMSG_HEADER_SIZE;

383 aba9c984 2019-09-08 stsp 			if (datalen != 0) {

384 aba9c984 2019-09-08 stsp 				err = got_error(GOT_ERR_PRIVSEP_LEN);

385 aba9c984 2019-09-08 stsp 				break;

386 aba9c984 2019-09-08 stsp 			}

387 aba9c984 2019-09-08 stsp 			if (imsg.fd == -1){

388 aba9c984 2019-09-08 stsp 				err = got_error(GOT_ERR_PRIVSEP_NO_FD);

389 aba9c984 2019-09-08 stsp 				break;

390 aba9c984 2019-09-08 stsp 			}

391 aba9c984 2019-09-08 stsp 

392 aba9c984 2019-09-08 stsp 			if (gitconfig)

393 aba9c984 2019-09-08 stsp 				got_gitconfig_close(gitconfig);

394 aba9c984 2019-09-08 stsp 			err = got_gitconfig_open(&gitconfig, imsg.fd);

395 aba9c984 2019-09-08 stsp 			break;

396 aba9c984 2019-09-08 stsp 		case GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST:

397 aba9c984 2019-09-08 stsp 			err = gitconfig_num_request(&ibuf, gitconfig, "core",

398 aba9c984 2019-09-08 stsp 			    "repositoryformatversion", 0);

399 aba9c984 2019-09-08 stsp 			break;

400 20b7abb3 2020-10-22 stsp 		case GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST:

401 20b7abb3 2020-10-22 stsp 			err = gitconfig_extensions_request(&ibuf, gitconfig);

402 20b7abb3 2020-10-22 stsp 			break;

403 aba9c984 2019-09-08 stsp 		case GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST:

404 aba9c984 2019-09-08 stsp 			err = gitconfig_str_request(&ibuf, gitconfig, "user",

405 aba9c984 2019-09-08 stsp 			    "name");

406 aba9c984 2019-09-08 stsp 			break;

407 aba9c984 2019-09-08 stsp 		case GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST:

408 aba9c984 2019-09-08 stsp 			err = gitconfig_str_request(&ibuf, gitconfig, "user",

409 aba9c984 2019-09-08 stsp 			    "email");

410 aba9c984 2019-09-08 stsp 			break;

411 cd95becd 2019-11-29 stsp 		case GOT_IMSG_GITCONFIG_REMOTES_REQUEST:

412 cd95becd 2019-11-29 stsp 			err = gitconfig_remotes_request(&ibuf, gitconfig);

413 cd95becd 2019-11-29 stsp 			break;

414 9a1cc63f 2020-02-03 stsp 		case GOT_IMSG_GITCONFIG_OWNER_REQUEST:

415 9a1cc63f 2020-02-03 stsp 			err = gitconfig_owner_request(&ibuf, gitconfig);

416 9a1cc63f 2020-02-03 stsp 			break;

417 aba9c984 2019-09-08 stsp 		default:

418 aba9c984 2019-09-08 stsp 			err = got_error(GOT_ERR_PRIVSEP_MSG);

419 aba9c984 2019-09-08 stsp 			break;

420 aba9c984 2019-09-08 stsp 		}

421 aba9c984 2019-09-08 stsp 

422 aba9c984 2019-09-08 stsp 		if (imsg.fd != -1) {

423 aba9c984 2019-09-08 stsp 			if (close(imsg.fd) == -1 && err == NULL)

424 aba9c984 2019-09-08 stsp 				err = got_error_from_errno("close");

425 aba9c984 2019-09-08 stsp 		}

426 aba9c984 2019-09-08 stsp 

427 aba9c984 2019-09-08 stsp 		imsg_free(&imsg);

428 aba9c984 2019-09-08 stsp 		if (err)

429 aba9c984 2019-09-08 stsp 			break;

430 aba9c984 2019-09-08 stsp 	}

431 aba9c984 2019-09-08 stsp 

432 aba9c984 2019-09-08 stsp 	imsg_clear(&ibuf);

433 aba9c984 2019-09-08 stsp 	if (err) {

434 aba9c984 2019-09-08 stsp 		if (!sigint_received && err->code != GOT_ERR_PRIVSEP_PIPE) {

435 aba9c984 2019-09-08 stsp 			fprintf(stderr, "%s: %s\n", getprogname(), err->msg);

436 aba9c984 2019-09-08 stsp 			got_privsep_send_error(&ibuf, err);

437 aba9c984 2019-09-08 stsp 		}

438 aba9c984 2019-09-08 stsp 	}

439 08578a35 2021-01-22 stsp 	if (close(GOT_IMSG_FD_CHILD) == -1 && err == NULL)

440 aba9c984 2019-09-08 stsp 		err = got_error_from_errno("close");

441 aba9c984 2019-09-08 stsp 	return err ? 1 : 0;

442 aba9c984 2019-09-08 stsp }