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f2561fda MM |
1 | /* |
2 | * git-imap-send - drops patches into an imap Drafts folder | |
3 | * derived from isync/mbsync - mailbox synchronizer | |
4 | * | |
5 | * Copyright (C) 2000-2002 Michael R. Elkins <me@mutt.org> | |
6 | * Copyright (C) 2002-2004 Oswald Buddenhagen <ossi@users.sf.net> | |
7 | * Copyright (C) 2004 Theodore Y. Ts'o <tytso@mit.edu> | |
8 | * Copyright (C) 2006 Mike McCormack | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
48425792 | 21 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
f2561fda MM |
22 | */ |
23 | ||
15db4e7f | 24 | #include "git-compat-util.h" |
b2141fc1 | 25 | #include "config.h" |
791643a8 | 26 | #include "credential.h" |
d807c4a0 | 27 | #include "exec-cmd.h" |
f394e093 | 28 | #include "gettext.h" |
c94d2dd0 | 29 | #include "run-command.h" |
f1a35295 | 30 | #include "parse-options.h" |
e38da487 | 31 | #include "setup.h" |
3307f7dd | 32 | #include "strbuf.h" |
5b52d9f1 | 33 | #if defined(NO_OPENSSL) && !defined(HAVE_OPENSSL_CSPRNG) |
684ec6c6 RS |
34 | typedef void *SSL; |
35 | #endif | |
1e16b255 BR |
36 | #ifdef USE_CURL_FOR_IMAP_SEND |
37 | #include "http.h" | |
38 | #endif | |
f2561fda | 39 | |
dbba42bb NMC |
40 | #if defined(USE_CURL_FOR_IMAP_SEND) |
41 | /* Always default to curl if it's available. */ | |
dcd01ea1 KM |
42 | #define USE_CURL_DEFAULT 1 |
43 | #else | |
dbba42bb | 44 | /* We don't have curl, so continue to use the historical implementation */ |
dcd01ea1 KM |
45 | #define USE_CURL_DEFAULT 0 |
46 | #endif | |
47 | ||
f1a35295 | 48 | static int verbosity; |
dcd01ea1 | 49 | static int use_curl = USE_CURL_DEFAULT; |
f1a35295 | 50 | |
1e16b255 | 51 | static const char * const imap_send_usage[] = { "git imap-send [-v] [-q] [--[no-]curl] < <mbox>", NULL }; |
f1a35295 BR |
52 | |
53 | static struct option imap_send_options[] = { | |
54 | OPT__VERBOSITY(&verbosity), | |
1e16b255 | 55 | OPT_BOOL(0, "curl", &use_curl, "use libcurl to communicate with the IMAP server"), |
f1a35295 BR |
56 | OPT_END() |
57 | }; | |
f2561fda | 58 | |
d23b1ecf | 59 | #undef DRV_OK |
f2561fda MM |
60 | #define DRV_OK 0 |
61 | #define DRV_MSG_BAD -1 | |
62 | #define DRV_BOX_BAD -2 | |
63 | #define DRV_STORE_BAD -3 | |
64 | ||
28bea9e5 | 65 | __attribute__((format (printf, 1, 2))) |
95c53908 | 66 | static void imap_info(const char *, ...); |
28bea9e5 | 67 | __attribute__((format (printf, 1, 2))) |
95c53908 | 68 | static void imap_warn(const char *, ...); |
f2561fda | 69 | |
95c53908 | 70 | static char *next_arg(char **); |
f2561fda | 71 | |
28bea9e5 | 72 | __attribute__((format (printf, 3, 4))) |
95c53908 | 73 | static int nfsnprintf(char *buf, int blen, const char *fmt, ...); |
f2561fda | 74 | |
19247e55 PH |
75 | static int nfvasprintf(char **strp, const char *fmt, va_list ap) |
76 | { | |
77 | int len; | |
78 | char tmp[8192]; | |
79 | ||
80 | len = vsnprintf(tmp, sizeof(tmp), fmt, ap); | |
81 | if (len < 0) | |
d7530708 | 82 | die("Fatal: Out of memory"); |
19247e55 | 83 | if (len >= sizeof(tmp)) |
d7530708 | 84 | die("imap command overflow!"); |
19247e55 PH |
85 | *strp = xmemdupz(tmp, len); |
86 | return len; | |
87 | } | |
f2561fda | 88 | |
9f1ad541 | 89 | struct imap_server_conf { |
50212361 NMC |
90 | const char *name; |
91 | const char *tunnel; | |
92 | const char *host; | |
f2561fda | 93 | int port; |
50212361 NMC |
94 | const char *folder; |
95 | const char *user; | |
96 | const char *pass; | |
684ec6c6 RS |
97 | int use_ssl; |
98 | int ssl_verify; | |
c64d84f1 | 99 | int use_html; |
50212361 | 100 | const char *auth_method; |
ae9c606e HM |
101 | }; |
102 | ||
103 | static struct imap_server_conf server = { | |
518f7059 | 104 | .ssl_verify = 1, |
9f1ad541 | 105 | }; |
f2561fda | 106 | |
9f1ad541 | 107 | struct imap_socket { |
7a7796e9 | 108 | int fd[2]; |
684ec6c6 | 109 | SSL *ssl; |
9f1ad541 | 110 | }; |
f2561fda | 111 | |
9f1ad541 JH |
112 | struct imap_buffer { |
113 | struct imap_socket sock; | |
f2561fda MM |
114 | int bytes; |
115 | int offset; | |
116 | char buf[1024]; | |
9f1ad541 | 117 | }; |
f2561fda MM |
118 | |
119 | struct imap_cmd; | |
120 | ||
9f1ad541 | 121 | struct imap { |
f2561fda | 122 | int uidnext; /* from SELECT responses */ |
f2561fda MM |
123 | unsigned caps, rcaps; /* CAPABILITY results */ |
124 | /* command queue */ | |
125 | int nexttag, num_in_progress, literal_pending; | |
126 | struct imap_cmd *in_progress, **in_progress_append; | |
9f1ad541 JH |
127 | struct imap_buffer buf; /* this is BIG, so put it last */ |
128 | }; | |
f2561fda | 129 | |
9f1ad541 | 130 | struct imap_store { |
636fd66b MH |
131 | /* currently open mailbox */ |
132 | const char *name; /* foreign! maybe preset? */ | |
133 | int uidvalidity; | |
9f1ad541 | 134 | struct imap *imap; |
f2561fda | 135 | const char *prefix; |
9f1ad541 | 136 | }; |
f2561fda MM |
137 | |
138 | struct imap_cmd_cb { | |
ec9e358a | 139 | int (*cont)(struct imap_store *ctx, const char *prompt); |
f2561fda MM |
140 | void *ctx; |
141 | char *data; | |
142 | int dlen; | |
f2561fda MM |
143 | }; |
144 | ||
145 | struct imap_cmd { | |
146 | struct imap_cmd *next; | |
147 | struct imap_cmd_cb cb; | |
148 | char *cmd; | |
149 | int tag; | |
150 | }; | |
151 | ||
152 | #define CAP(cap) (imap->caps & (1 << (cap))) | |
153 | ||
154 | enum CAPABILITY { | |
155 | NOLOGIN = 0, | |
156 | UIDPLUS, | |
157 | LITERALPLUS, | |
158 | NAMESPACE, | |
684ec6c6 | 159 | STARTTLS, |
4b05548f | 160 | AUTH_CRAM_MD5 |
f2561fda MM |
161 | }; |
162 | ||
163 | static const char *cap_list[] = { | |
164 | "LOGINDISABLED", | |
165 | "UIDPLUS", | |
166 | "LITERAL+", | |
167 | "NAMESPACE", | |
684ec6c6 | 168 | "STARTTLS", |
ae9c606e | 169 | "AUTH=CRAM-MD5", |
f2561fda MM |
170 | }; |
171 | ||
172 | #define RESP_OK 0 | |
173 | #define RESP_NO 1 | |
174 | #define RESP_BAD 2 | |
175 | ||
9f1ad541 | 176 | static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd); |
f2561fda MM |
177 | |
178 | ||
684ec6c6 RS |
179 | #ifndef NO_OPENSSL |
180 | static void ssl_socket_perror(const char *func) | |
181 | { | |
2af202be | 182 | fprintf(stderr, "%s: %s\n", func, ERR_error_string(ERR_get_error(), NULL)); |
684ec6c6 RS |
183 | } |
184 | #endif | |
185 | ||
9f1ad541 | 186 | static void socket_perror(const char *func, struct imap_socket *sock, int ret) |
f2561fda | 187 | { |
684ec6c6 RS |
188 | #ifndef NO_OPENSSL |
189 | if (sock->ssl) { | |
190 | int sslerr = SSL_get_error(sock->ssl, ret); | |
191 | switch (sslerr) { | |
192 | case SSL_ERROR_NONE: | |
193 | break; | |
194 | case SSL_ERROR_SYSCALL: | |
195 | perror("SSL_connect"); | |
196 | break; | |
197 | default: | |
198 | ssl_socket_perror("SSL_connect"); | |
199 | break; | |
200 | } | |
201 | } else | |
202 | #endif | |
203 | { | |
204 | if (ret < 0) | |
205 | perror(func); | |
206 | else | |
207 | fprintf(stderr, "%s: unexpected EOF\n", func); | |
208 | } | |
2c3c3d88 JK |
209 | /* mark as used to appease -Wunused-parameter with NO_OPENSSL */ |
210 | (void)sock; | |
684ec6c6 RS |
211 | } |
212 | ||
1e1fe529 | 213 | #ifdef NO_OPENSSL |
2c3c3d88 JK |
214 | static int ssl_socket_connect(struct imap_socket *sock UNUSED, |
215 | int use_tls_only UNUSED, | |
216 | int verify UNUSED) | |
684ec6c6 | 217 | { |
684ec6c6 RS |
218 | fprintf(stderr, "SSL requested but SSL support not compiled in\n"); |
219 | return -1; | |
1e1fe529 JH |
220 | } |
221 | ||
1e380ddc | 222 | #else |
1e1fe529 | 223 | |
b62fb077 OB |
224 | static int host_matches(const char *host, const char *pattern) |
225 | { | |
226 | if (pattern[0] == '*' && pattern[1] == '.') { | |
227 | pattern += 2; | |
228 | if (!(host = strchr(host, '.'))) | |
229 | return 0; | |
230 | host++; | |
231 | } | |
232 | ||
233 | return *host && *pattern && !strcasecmp(host, pattern); | |
234 | } | |
235 | ||
236 | static int verify_hostname(X509 *cert, const char *hostname) | |
237 | { | |
238 | int len; | |
239 | X509_NAME *subj; | |
240 | char cname[1000]; | |
e174744a OB |
241 | int i, found; |
242 | STACK_OF(GENERAL_NAME) *subj_alt_names; | |
243 | ||
244 | /* try the DNS subjectAltNames */ | |
245 | found = 0; | |
246 | if ((subj_alt_names = X509_get_ext_d2i(cert, NID_subject_alt_name, NULL, NULL))) { | |
247 | int num_subj_alt_names = sk_GENERAL_NAME_num(subj_alt_names); | |
248 | for (i = 0; !found && i < num_subj_alt_names; i++) { | |
249 | GENERAL_NAME *subj_alt_name = sk_GENERAL_NAME_value(subj_alt_names, i); | |
250 | if (subj_alt_name->type == GEN_DNS && | |
251 | strlen((const char *)subj_alt_name->d.ia5->data) == (size_t)subj_alt_name->d.ia5->length && | |
252 | host_matches(hostname, (const char *)(subj_alt_name->d.ia5->data))) | |
253 | found = 1; | |
254 | } | |
255 | sk_GENERAL_NAME_pop_free(subj_alt_names, GENERAL_NAME_free); | |
256 | } | |
257 | if (found) | |
258 | return 0; | |
b62fb077 OB |
259 | |
260 | /* try the common name */ | |
261 | if (!(subj = X509_get_subject_name(cert))) | |
262 | return error("cannot get certificate subject"); | |
263 | if ((len = X509_NAME_get_text_by_NID(subj, NID_commonName, cname, sizeof(cname))) < 0) | |
264 | return error("cannot get certificate common name"); | |
265 | if (strlen(cname) == (size_t)len && host_matches(hostname, cname)) | |
266 | return 0; | |
267 | return error("certificate owner '%s' does not match hostname '%s'", | |
268 | cname, hostname); | |
269 | } | |
270 | ||
1e1fe529 JH |
271 | static int ssl_socket_connect(struct imap_socket *sock, int use_tls_only, int verify) |
272 | { | |
1e380ddc VL |
273 | #if (OPENSSL_VERSION_NUMBER >= 0x10000000L) |
274 | const SSL_METHOD *meth; | |
684ec6c6 RS |
275 | #else |
276 | SSL_METHOD *meth; | |
1e380ddc | 277 | #endif |
684ec6c6 RS |
278 | SSL_CTX *ctx; |
279 | int ret; | |
b62fb077 | 280 | X509 *cert; |
684ec6c6 RS |
281 | |
282 | SSL_library_init(); | |
283 | SSL_load_error_strings(); | |
284 | ||
b51c0d4b | 285 | meth = SSLv23_method(); |
684ec6c6 RS |
286 | if (!meth) { |
287 | ssl_socket_perror("SSLv23_method"); | |
288 | return -1; | |
289 | } | |
290 | ||
291 | ctx = SSL_CTX_new(meth); | |
6738a33b KY |
292 | if (!ctx) { |
293 | ssl_socket_perror("SSL_CTX_new"); | |
294 | return -1; | |
295 | } | |
684ec6c6 | 296 | |
b51c0d4b KY |
297 | if (use_tls_only) |
298 | SSL_CTX_set_options(ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3); | |
684ec6c6 RS |
299 | |
300 | if (verify) | |
301 | SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, NULL); | |
302 | ||
303 | if (!SSL_CTX_set_default_verify_paths(ctx)) { | |
304 | ssl_socket_perror("SSL_CTX_set_default_verify_paths"); | |
305 | return -1; | |
306 | } | |
307 | sock->ssl = SSL_new(ctx); | |
308 | if (!sock->ssl) { | |
309 | ssl_socket_perror("SSL_new"); | |
310 | return -1; | |
311 | } | |
7a7796e9 EFL |
312 | if (!SSL_set_rfd(sock->ssl, sock->fd[0])) { |
313 | ssl_socket_perror("SSL_set_rfd"); | |
314 | return -1; | |
315 | } | |
316 | if (!SSL_set_wfd(sock->ssl, sock->fd[1])) { | |
317 | ssl_socket_perror("SSL_set_wfd"); | |
684ec6c6 RS |
318 | return -1; |
319 | } | |
320 | ||
698a1ec4 JH |
321 | #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME |
322 | /* | |
323 | * SNI (RFC4366) | |
324 | * OpenSSL does not document this function, but the implementation | |
325 | * returns 1 on success, 0 on failure after calling SSLerr(). | |
326 | */ | |
327 | ret = SSL_set_tlsext_host_name(sock->ssl, server.host); | |
328 | if (ret != 1) | |
329 | warning("SSL_set_tlsext_host_name(%s) failed.", server.host); | |
330 | #endif | |
331 | ||
684ec6c6 RS |
332 | ret = SSL_connect(sock->ssl); |
333 | if (ret <= 0) { | |
334 | socket_perror("SSL_connect", sock, ret); | |
335 | return -1; | |
336 | } | |
337 | ||
b62fb077 OB |
338 | if (verify) { |
339 | /* make sure the hostname matches that of the certificate */ | |
340 | cert = SSL_get_peer_certificate(sock->ssl); | |
341 | if (!cert) | |
342 | return error("unable to get peer certificate."); | |
343 | if (verify_hostname(cert, server.host) < 0) | |
344 | return -1; | |
345 | } | |
346 | ||
684ec6c6 | 347 | return 0; |
f2561fda | 348 | } |
1e1fe529 | 349 | #endif |
f2561fda | 350 | |
9f1ad541 | 351 | static int socket_read(struct imap_socket *sock, char *buf, int len) |
f2561fda | 352 | { |
684ec6c6 RS |
353 | ssize_t n; |
354 | #ifndef NO_OPENSSL | |
355 | if (sock->ssl) | |
356 | n = SSL_read(sock->ssl, buf, len); | |
357 | else | |
358 | #endif | |
7a7796e9 | 359 | n = xread(sock->fd[0], buf, len); |
f2561fda | 360 | if (n <= 0) { |
95c53908 | 361 | socket_perror("read", sock, n); |
7a7796e9 EFL |
362 | close(sock->fd[0]); |
363 | close(sock->fd[1]); | |
364 | sock->fd[0] = sock->fd[1] = -1; | |
f2561fda MM |
365 | } |
366 | return n; | |
367 | } | |
368 | ||
9f1ad541 | 369 | static int socket_write(struct imap_socket *sock, const char *buf, int len) |
f2561fda | 370 | { |
684ec6c6 RS |
371 | int n; |
372 | #ifndef NO_OPENSSL | |
373 | if (sock->ssl) | |
374 | n = SSL_write(sock->ssl, buf, len); | |
375 | else | |
376 | #endif | |
7a7796e9 | 377 | n = write_in_full(sock->fd[1], buf, len); |
f2561fda | 378 | if (n != len) { |
95c53908 | 379 | socket_perror("write", sock, n); |
7a7796e9 EFL |
380 | close(sock->fd[0]); |
381 | close(sock->fd[1]); | |
382 | sock->fd[0] = sock->fd[1] = -1; | |
f2561fda MM |
383 | } |
384 | return n; | |
385 | } | |
386 | ||
9f1ad541 | 387 | static void socket_shutdown(struct imap_socket *sock) |
684ec6c6 RS |
388 | { |
389 | #ifndef NO_OPENSSL | |
390 | if (sock->ssl) { | |
391 | SSL_shutdown(sock->ssl); | |
392 | SSL_free(sock->ssl); | |
393 | } | |
394 | #endif | |
7a7796e9 EFL |
395 | close(sock->fd[0]); |
396 | close(sock->fd[1]); | |
684ec6c6 RS |
397 | } |
398 | ||
f2561fda | 399 | /* simple line buffering */ |
9f1ad541 | 400 | static int buffer_gets(struct imap_buffer *b, char **s) |
f2561fda MM |
401 | { |
402 | int n; | |
403 | int start = b->offset; | |
404 | ||
405 | *s = b->buf + start; | |
406 | ||
407 | for (;;) { | |
408 | /* make sure we have enough data to read the \r\n sequence */ | |
409 | if (b->offset + 1 >= b->bytes) { | |
410 | if (start) { | |
411 | /* shift down used bytes */ | |
412 | *s = b->buf; | |
413 | ||
95c53908 | 414 | assert(start <= b->bytes); |
f2561fda MM |
415 | n = b->bytes - start; |
416 | ||
417 | if (n) | |
173a9cbe | 418 | memmove(b->buf, b->buf + start, n); |
f2561fda MM |
419 | b->offset -= start; |
420 | b->bytes = n; | |
421 | start = 0; | |
422 | } | |
423 | ||
95c53908 RS |
424 | n = socket_read(&b->sock, b->buf + b->bytes, |
425 | sizeof(b->buf) - b->bytes); | |
f2561fda MM |
426 | |
427 | if (n <= 0) | |
428 | return -1; | |
429 | ||
430 | b->bytes += n; | |
431 | } | |
432 | ||
433 | if (b->buf[b->offset] == '\r') { | |
95c53908 | 434 | assert(b->offset + 1 < b->bytes); |
f2561fda MM |
435 | if (b->buf[b->offset + 1] == '\n') { |
436 | b->buf[b->offset] = 0; /* terminate the string */ | |
437 | b->offset += 2; /* next line */ | |
f1a35295 | 438 | if (0 < verbosity) |
95c53908 | 439 | puts(*s); |
f2561fda MM |
440 | return 0; |
441 | } | |
442 | } | |
443 | ||
444 | b->offset++; | |
445 | } | |
446 | /* not reached */ | |
447 | } | |
448 | ||
48ca53ca | 449 | __attribute__((format (printf, 1, 2))) |
95c53908 | 450 | static void imap_info(const char *msg, ...) |
f2561fda MM |
451 | { |
452 | va_list va; | |
453 | ||
f1a35295 | 454 | if (0 <= verbosity) { |
95c53908 RS |
455 | va_start(va, msg); |
456 | vprintf(msg, va); | |
457 | va_end(va); | |
458 | fflush(stdout); | |
f2561fda MM |
459 | } |
460 | } | |
461 | ||
48ca53ca | 462 | __attribute__((format (printf, 1, 2))) |
95c53908 | 463 | static void imap_warn(const char *msg, ...) |
f2561fda MM |
464 | { |
465 | va_list va; | |
466 | ||
f1a35295 | 467 | if (-2 < verbosity) { |
95c53908 RS |
468 | va_start(va, msg); |
469 | vfprintf(stderr, msg, va); | |
470 | va_end(va); | |
f2561fda MM |
471 | } |
472 | } | |
473 | ||
95c53908 | 474 | static char *next_arg(char **s) |
f2561fda MM |
475 | { |
476 | char *ret; | |
477 | ||
478 | if (!s || !*s) | |
5142db69 | 479 | return NULL; |
95c53908 | 480 | while (isspace((unsigned char) **s)) |
f2561fda MM |
481 | (*s)++; |
482 | if (!**s) { | |
5142db69 RS |
483 | *s = NULL; |
484 | return NULL; | |
f2561fda MM |
485 | } |
486 | if (**s == '"') { | |
487 | ++*s; | |
488 | ret = *s; | |
95c53908 | 489 | *s = strchr(*s, '"'); |
f2561fda MM |
490 | } else { |
491 | ret = *s; | |
95c53908 | 492 | while (**s && !isspace((unsigned char) **s)) |
f2561fda MM |
493 | (*s)++; |
494 | } | |
495 | if (*s) { | |
496 | if (**s) | |
497 | *(*s)++ = 0; | |
498 | if (!**s) | |
5142db69 | 499 | *s = NULL; |
f2561fda MM |
500 | } |
501 | return ret; | |
502 | } | |
503 | ||
48ca53ca | 504 | __attribute__((format (printf, 3, 4))) |
95c53908 | 505 | static int nfsnprintf(char *buf, int blen, const char *fmt, ...) |
f2561fda MM |
506 | { |
507 | int ret; | |
508 | va_list va; | |
509 | ||
95c53908 RS |
510 | va_start(va, fmt); |
511 | if (blen <= 0 || (unsigned)(ret = vsnprintf(buf, blen, fmt, va)) >= (unsigned)blen) | |
033abf97 | 512 | BUG("buffer too small. Please report a bug."); |
95c53908 | 513 | va_end(va); |
f2561fda MM |
514 | return ret; |
515 | } | |
516 | ||
e0d8e308 TF |
517 | static struct imap_cmd *issue_imap_cmd(struct imap_store *ctx, |
518 | struct imap_cmd_cb *cb, | |
519 | const char *fmt, va_list ap) | |
f2561fda | 520 | { |
9f1ad541 | 521 | struct imap *imap = ctx->imap; |
f2561fda MM |
522 | struct imap_cmd *cmd; |
523 | int n, bufl; | |
524 | char buf[1024]; | |
525 | ||
95c53908 RS |
526 | cmd = xmalloc(sizeof(struct imap_cmd)); |
527 | nfvasprintf(&cmd->cmd, fmt, ap); | |
f2561fda MM |
528 | cmd->tag = ++imap->nexttag; |
529 | ||
530 | if (cb) | |
531 | cmd->cb = *cb; | |
532 | else | |
95c53908 | 533 | memset(&cmd->cb, 0, sizeof(cmd->cb)); |
f2561fda MM |
534 | |
535 | while (imap->literal_pending) | |
95c53908 | 536 | get_cmd_result(ctx, NULL); |
f2561fda | 537 | |
1702b138 ÆAB |
538 | if (!cmd->cb.data) |
539 | bufl = nfsnprintf(buf, sizeof(buf), "%d %s\r\n", cmd->tag, cmd->cmd); | |
540 | else | |
541 | bufl = nfsnprintf(buf, sizeof(buf), "%d %s{%d%s}\r\n", | |
542 | cmd->tag, cmd->cmd, cmd->cb.dlen, | |
543 | CAP(LITERALPLUS) ? "+" : ""); | |
f2561fda | 544 | |
f1a35295 | 545 | if (0 < verbosity) { |
f2561fda | 546 | if (imap->num_in_progress) |
95c53908 | 547 | printf("(%d in progress) ", imap->num_in_progress); |
ba9b9e12 | 548 | if (!starts_with(cmd->cmd, "LOGIN")) |
95c53908 | 549 | printf(">>> %s", buf); |
f2561fda | 550 | else |
95c53908 | 551 | printf(">>> %d LOGIN <user> <pass>\n", cmd->tag); |
f2561fda | 552 | } |
95c53908 RS |
553 | if (socket_write(&imap->buf.sock, buf, bufl) != bufl) { |
554 | free(cmd->cmd); | |
555 | free(cmd); | |
8e0f7003 | 556 | if (cb) |
95c53908 | 557 | free(cb->data); |
f2561fda MM |
558 | return NULL; |
559 | } | |
560 | if (cmd->cb.data) { | |
561 | if (CAP(LITERALPLUS)) { | |
95c53908 RS |
562 | n = socket_write(&imap->buf.sock, cmd->cb.data, cmd->cb.dlen); |
563 | free(cmd->cb.data); | |
f2561fda | 564 | if (n != cmd->cb.dlen || |
8e76bf3f | 565 | socket_write(&imap->buf.sock, "\r\n", 2) != 2) { |
95c53908 RS |
566 | free(cmd->cmd); |
567 | free(cmd); | |
f2561fda MM |
568 | return NULL; |
569 | } | |
5142db69 | 570 | cmd->cb.data = NULL; |
f2561fda MM |
571 | } else |
572 | imap->literal_pending = 1; | |
573 | } else if (cmd->cb.cont) | |
574 | imap->literal_pending = 1; | |
5142db69 | 575 | cmd->next = NULL; |
f2561fda MM |
576 | *imap->in_progress_append = cmd; |
577 | imap->in_progress_append = &cmd->next; | |
578 | imap->num_in_progress++; | |
579 | return cmd; | |
580 | } | |
581 | ||
28bea9e5 | 582 | __attribute__((format (printf, 3, 4))) |
9f1ad541 | 583 | static int imap_exec(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 584 | const char *fmt, ...) |
f2561fda MM |
585 | { |
586 | va_list ap; | |
587 | struct imap_cmd *cmdp; | |
588 | ||
95c53908 | 589 | va_start(ap, fmt); |
e0d8e308 | 590 | cmdp = issue_imap_cmd(ctx, cb, fmt, ap); |
95c53908 | 591 | va_end(ap); |
f2561fda MM |
592 | if (!cmdp) |
593 | return RESP_BAD; | |
594 | ||
95c53908 | 595 | return get_cmd_result(ctx, cmdp); |
f2561fda MM |
596 | } |
597 | ||
28bea9e5 | 598 | __attribute__((format (printf, 3, 4))) |
9f1ad541 | 599 | static int imap_exec_m(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 600 | const char *fmt, ...) |
f2561fda MM |
601 | { |
602 | va_list ap; | |
603 | struct imap_cmd *cmdp; | |
604 | ||
95c53908 | 605 | va_start(ap, fmt); |
e0d8e308 | 606 | cmdp = issue_imap_cmd(ctx, cb, fmt, ap); |
95c53908 | 607 | va_end(ap); |
f2561fda MM |
608 | if (!cmdp) |
609 | return DRV_STORE_BAD; | |
610 | ||
95c53908 | 611 | switch (get_cmd_result(ctx, cmdp)) { |
f2561fda MM |
612 | case RESP_BAD: return DRV_STORE_BAD; |
613 | case RESP_NO: return DRV_MSG_BAD; | |
614 | default: return DRV_OK; | |
615 | } | |
616 | } | |
617 | ||
3648b4d9 | 618 | static int skip_imap_list_l(char **sp, int level) |
f2561fda | 619 | { |
3648b4d9 | 620 | char *s = *sp; |
f2561fda MM |
621 | |
622 | for (;;) { | |
95c53908 | 623 | while (isspace((unsigned char)*s)) |
f2561fda MM |
624 | s++; |
625 | if (level && *s == ')') { | |
626 | s++; | |
627 | break; | |
628 | } | |
f2561fda MM |
629 | if (*s == '(') { |
630 | /* sublist */ | |
631 | s++; | |
3648b4d9 | 632 | if (skip_imap_list_l(&s, level + 1)) |
f2561fda MM |
633 | goto bail; |
634 | } else if (*s == '"') { | |
635 | /* quoted string */ | |
636 | s++; | |
f2561fda MM |
637 | for (; *s != '"'; s++) |
638 | if (!*s) | |
639 | goto bail; | |
f2561fda | 640 | s++; |
f2561fda MM |
641 | } else { |
642 | /* atom */ | |
95c53908 | 643 | for (; *s && !isspace((unsigned char)*s); s++) |
f2561fda MM |
644 | if (level && *s == ')') |
645 | break; | |
f2561fda MM |
646 | } |
647 | ||
648 | if (!level) | |
649 | break; | |
650 | if (!*s) | |
651 | goto bail; | |
652 | } | |
653 | *sp = s; | |
f2561fda MM |
654 | return 0; |
655 | ||
9f1ad541 | 656 | bail: |
f2561fda MM |
657 | return -1; |
658 | } | |
659 | ||
3648b4d9 | 660 | static void skip_list(char **sp) |
f2561fda | 661 | { |
3648b4d9 | 662 | skip_imap_list_l(sp, 0); |
f2561fda MM |
663 | } |
664 | ||
9f1ad541 | 665 | static void parse_capability(struct imap *imap, char *cmd) |
f2561fda MM |
666 | { |
667 | char *arg; | |
668 | unsigned i; | |
669 | ||
670 | imap->caps = 0x80000000; | |
95c53908 | 671 | while ((arg = next_arg(&cmd))) |
f2561fda | 672 | for (i = 0; i < ARRAY_SIZE(cap_list); i++) |
95c53908 | 673 | if (!strcmp(cap_list[i], arg)) |
f2561fda MM |
674 | imap->caps |= 1 << i; |
675 | imap->rcaps = imap->caps; | |
676 | } | |
677 | ||
9f1ad541 | 678 | static int parse_response_code(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 679 | char *s) |
f2561fda | 680 | { |
9f1ad541 | 681 | struct imap *imap = ctx->imap; |
f2561fda MM |
682 | char *arg, *p; |
683 | ||
618ec81a | 684 | if (!s || *s != '[') |
f2561fda MM |
685 | return RESP_OK; /* no response code */ |
686 | s++; | |
95c53908 RS |
687 | if (!(p = strchr(s, ']'))) { |
688 | fprintf(stderr, "IMAP error: malformed response code\n"); | |
f2561fda MM |
689 | return RESP_BAD; |
690 | } | |
691 | *p++ = 0; | |
95c53908 | 692 | arg = next_arg(&s); |
f54c5bd4 RS |
693 | if (!arg) { |
694 | fprintf(stderr, "IMAP error: empty response code\n"); | |
695 | return RESP_BAD; | |
696 | } | |
95c53908 | 697 | if (!strcmp("UIDVALIDITY", arg)) { |
636fd66b | 698 | if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg))) { |
95c53908 | 699 | fprintf(stderr, "IMAP error: malformed UIDVALIDITY status\n"); |
f2561fda MM |
700 | return RESP_BAD; |
701 | } | |
95c53908 RS |
702 | } else if (!strcmp("UIDNEXT", arg)) { |
703 | if (!(arg = next_arg(&s)) || !(imap->uidnext = atoi(arg))) { | |
704 | fprintf(stderr, "IMAP error: malformed NEXTUID status\n"); | |
f2561fda MM |
705 | return RESP_BAD; |
706 | } | |
95c53908 RS |
707 | } else if (!strcmp("CAPABILITY", arg)) { |
708 | parse_capability(imap, s); | |
709 | } else if (!strcmp("ALERT", arg)) { | |
f2561fda MM |
710 | /* RFC2060 says that these messages MUST be displayed |
711 | * to the user | |
712 | */ | |
95c53908 RS |
713 | for (; isspace((unsigned char)*p); p++); |
714 | fprintf(stderr, "*** IMAP ALERT *** %s\n", p); | |
715 | } else if (cb && cb->ctx && !strcmp("APPENDUID", arg)) { | |
636fd66b | 716 | if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg)) || |
9f1ad541 | 717 | !(arg = next_arg(&s)) || !(*(int *)cb->ctx = atoi(arg))) { |
95c53908 | 718 | fprintf(stderr, "IMAP error: malformed APPENDUID status\n"); |
f2561fda MM |
719 | return RESP_BAD; |
720 | } | |
721 | } | |
722 | return RESP_OK; | |
723 | } | |
724 | ||
9f1ad541 | 725 | static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd) |
f2561fda | 726 | { |
9f1ad541 | 727 | struct imap *imap = ctx->imap; |
e0d8e308 | 728 | struct imap_cmd *cmdp, **pcmdp; |
f54c5bd4 RS |
729 | char *cmd; |
730 | const char *arg, *arg1; | |
f2561fda MM |
731 | int n, resp, resp2, tag; |
732 | ||
733 | for (;;) { | |
95c53908 | 734 | if (buffer_gets(&imap->buf, &cmd)) |
f2561fda MM |
735 | return RESP_BAD; |
736 | ||
95c53908 | 737 | arg = next_arg(&cmd); |
f54c5bd4 RS |
738 | if (!arg) { |
739 | fprintf(stderr, "IMAP error: empty response\n"); | |
740 | return RESP_BAD; | |
741 | } | |
f2561fda | 742 | if (*arg == '*') { |
95c53908 | 743 | arg = next_arg(&cmd); |
f2561fda | 744 | if (!arg) { |
95c53908 | 745 | fprintf(stderr, "IMAP error: unable to parse untagged response\n"); |
f2561fda MM |
746 | return RESP_BAD; |
747 | } | |
748 | ||
95c53908 | 749 | if (!strcmp("NAMESPACE", arg)) { |
3648b4d9 MH |
750 | /* rfc2342 NAMESPACE response. */ |
751 | skip_list(&cmd); /* Personal mailboxes */ | |
752 | skip_list(&cmd); /* Others' mailboxes */ | |
753 | skip_list(&cmd); /* Shared mailboxes */ | |
95c53908 RS |
754 | } else if (!strcmp("OK", arg) || !strcmp("BAD", arg) || |
755 | !strcmp("NO", arg) || !strcmp("BYE", arg)) { | |
756 | if ((resp = parse_response_code(ctx, NULL, cmd)) != RESP_OK) | |
f2561fda | 757 | return resp; |
1efee7ff | 758 | } else if (!strcmp("CAPABILITY", arg)) { |
95c53908 | 759 | parse_capability(imap, cmd); |
1efee7ff MH |
760 | } else if ((arg1 = next_arg(&cmd))) { |
761 | ; /* | |
762 | * Unhandled response-data with at least two words. | |
763 | * Ignore it. | |
764 | * | |
765 | * NEEDSWORK: Previously this case handled '<num> EXISTS' | |
766 | * and '<num> RECENT' but as a probably-unintended side | |
767 | * effect it ignores other unrecognized two-word | |
768 | * responses. imap-send doesn't ever try to read | |
769 | * messages or mailboxes these days, so consider | |
770 | * eliminating this case. | |
771 | */ | |
f2561fda | 772 | } else { |
95c53908 | 773 | fprintf(stderr, "IMAP error: unable to parse untagged response\n"); |
f2561fda MM |
774 | return RESP_BAD; |
775 | } | |
776 | } else if (!imap->in_progress) { | |
95c53908 | 777 | fprintf(stderr, "IMAP error: unexpected reply: %s %s\n", arg, cmd ? cmd : ""); |
f2561fda MM |
778 | return RESP_BAD; |
779 | } else if (*arg == '+') { | |
780 | /* This can happen only with the last command underway, as | |
781 | it enforces a round-trip. */ | |
782 | cmdp = (struct imap_cmd *)((char *)imap->in_progress_append - | |
783 | offsetof(struct imap_cmd, next)); | |
784 | if (cmdp->cb.data) { | |
95c53908 | 785 | n = socket_write(&imap->buf.sock, cmdp->cb.data, cmdp->cb.dlen); |
6a83d902 | 786 | FREE_AND_NULL(cmdp->cb.data); |
f2561fda MM |
787 | if (n != (int)cmdp->cb.dlen) |
788 | return RESP_BAD; | |
789 | } else if (cmdp->cb.cont) { | |
ec9e358a | 790 | if (cmdp->cb.cont(ctx, cmd)) |
f2561fda MM |
791 | return RESP_BAD; |
792 | } else { | |
95c53908 | 793 | fprintf(stderr, "IMAP error: unexpected command continuation request\n"); |
f2561fda MM |
794 | return RESP_BAD; |
795 | } | |
95c53908 | 796 | if (socket_write(&imap->buf.sock, "\r\n", 2) != 2) |
f2561fda MM |
797 | return RESP_BAD; |
798 | if (!cmdp->cb.cont) | |
799 | imap->literal_pending = 0; | |
800 | if (!tcmd) | |
801 | return DRV_OK; | |
802 | } else { | |
95c53908 | 803 | tag = atoi(arg); |
f2561fda MM |
804 | for (pcmdp = &imap->in_progress; (cmdp = *pcmdp); pcmdp = &cmdp->next) |
805 | if (cmdp->tag == tag) | |
806 | goto gottag; | |
95c53908 | 807 | fprintf(stderr, "IMAP error: unexpected tag %s\n", arg); |
f2561fda | 808 | return RESP_BAD; |
9f1ad541 | 809 | gottag: |
f2561fda MM |
810 | if (!(*pcmdp = cmdp->next)) |
811 | imap->in_progress_append = pcmdp; | |
812 | imap->num_in_progress--; | |
813 | if (cmdp->cb.cont || cmdp->cb.data) | |
814 | imap->literal_pending = 0; | |
95c53908 | 815 | arg = next_arg(&cmd); |
f54c5bd4 RS |
816 | if (!arg) |
817 | arg = ""; | |
95c53908 | 818 | if (!strcmp("OK", arg)) |
f2561fda MM |
819 | resp = DRV_OK; |
820 | else { | |
e0d8e308 | 821 | if (!strcmp("NO", arg)) |
f2561fda | 822 | resp = RESP_NO; |
e0d8e308 | 823 | else /*if (!strcmp("BAD", arg))*/ |
f2561fda | 824 | resp = RESP_BAD; |
95c53908 | 825 | fprintf(stderr, "IMAP command '%s' returned response (%s) - %s\n", |
ba9b9e12 | 826 | !starts_with(cmdp->cmd, "LOGIN") ? |
f2561fda MM |
827 | cmdp->cmd : "LOGIN <user> <pass>", |
828 | arg, cmd ? cmd : ""); | |
829 | } | |
95c53908 | 830 | if ((resp2 = parse_response_code(ctx, &cmdp->cb, cmd)) > resp) |
f2561fda | 831 | resp = resp2; |
95c53908 RS |
832 | free(cmdp->cb.data); |
833 | free(cmdp->cmd); | |
834 | free(cmdp); | |
f2561fda MM |
835 | if (!tcmd || tcmd == cmdp) |
836 | return resp; | |
837 | } | |
838 | } | |
839 | /* not reached */ | |
840 | } | |
841 | ||
9f1ad541 | 842 | static void imap_close_server(struct imap_store *ictx) |
f2561fda | 843 | { |
9f1ad541 | 844 | struct imap *imap = ictx->imap; |
f2561fda | 845 | |
7a7796e9 | 846 | if (imap->buf.sock.fd[0] != -1) { |
95c53908 RS |
847 | imap_exec(ictx, NULL, "LOGOUT"); |
848 | socket_shutdown(&imap->buf.sock); | |
f2561fda | 849 | } |
95c53908 | 850 | free(imap); |
f2561fda MM |
851 | } |
852 | ||
fe47e1df | 853 | static void imap_close_store(struct imap_store *ctx) |
f2561fda | 854 | { |
fe47e1df | 855 | imap_close_server(ctx); |
95c53908 | 856 | free(ctx); |
f2561fda MM |
857 | } |
858 | ||
ae9c606e HM |
859 | #ifndef NO_OPENSSL |
860 | ||
861 | /* | |
862 | * hexchar() and cram() functions are based on the code from the isync | |
863 | * project (http://isync.sf.net/). | |
864 | */ | |
865 | static char hexchar(unsigned int b) | |
f2561fda | 866 | { |
ae9c606e | 867 | return b < 10 ? '0' + b : 'a' + (b - 10); |
f2561fda MM |
868 | } |
869 | ||
42c78a21 | 870 | #define ENCODED_SIZE(n) (4 * DIV_ROUND_UP((n), 3)) |
ae9c606e | 871 | static char *cram(const char *challenge_64, const char *user, const char *pass) |
f2561fda | 872 | { |
ae9c606e | 873 | int i, resp_len, encoded_len, decoded_len; |
ae9c606e HM |
874 | unsigned char hash[16]; |
875 | char hex[33]; | |
876 | char *response, *response_64, *challenge; | |
877 | ||
878 | /* | |
879 | * length of challenge_64 (i.e. base-64 encoded string) is a good | |
880 | * enough upper bound for challenge (decoded result). | |
881 | */ | |
882 | encoded_len = strlen(challenge_64); | |
883 | challenge = xmalloc(encoded_len); | |
884 | decoded_len = EVP_DecodeBlock((unsigned char *)challenge, | |
885 | (unsigned char *)challenge_64, encoded_len); | |
886 | if (decoded_len < 0) | |
887 | die("invalid challenge %s", challenge_64); | |
1ed2c7b1 KY |
888 | if (!HMAC(EVP_md5(), pass, strlen(pass), (unsigned char *)challenge, decoded_len, hash, NULL)) |
889 | die("HMAC error"); | |
ae9c606e HM |
890 | |
891 | hex[32] = 0; | |
892 | for (i = 0; i < 16; i++) { | |
893 | hex[2 * i] = hexchar((hash[i] >> 4) & 0xf); | |
894 | hex[2 * i + 1] = hexchar(hash[i] & 0xf); | |
895 | } | |
896 | ||
897 | /* response: "<user> <digest in hex>" */ | |
75faa45a | 898 | response = xstrfmt("%s %s", user, hex); |
eb94ee7f | 899 | resp_len = strlen(response); |
ae9c606e | 900 | |
3733e694 | 901 | response_64 = xmallocz(ENCODED_SIZE(resp_len)); |
ae9c606e HM |
902 | encoded_len = EVP_EncodeBlock((unsigned char *)response_64, |
903 | (unsigned char *)response, resp_len); | |
904 | if (encoded_len < 0) | |
905 | die("EVP_EncodeBlock error"); | |
ae9c606e HM |
906 | return (char *)response_64; |
907 | } | |
908 | ||
909 | #else | |
910 | ||
2c3c3d88 JK |
911 | static char *cram(const char *challenge_64 UNUSED, |
912 | const char *user UNUSED, | |
913 | const char *pass UNUSED) | |
ae9c606e HM |
914 | { |
915 | die("If you want to use CRAM-MD5 authenticate method, " | |
916 | "you have to build git-imap-send with OpenSSL library."); | |
917 | } | |
918 | ||
919 | #endif | |
920 | ||
ec9e358a | 921 | static int auth_cram_md5(struct imap_store *ctx, const char *prompt) |
ae9c606e HM |
922 | { |
923 | int ret; | |
924 | char *response; | |
925 | ||
926 | response = cram(prompt, server.user, server.pass); | |
927 | ||
928 | ret = socket_write(&ctx->imap->buf.sock, response, strlen(response)); | |
929 | if (ret != strlen(response)) | |
82247e9b | 930 | return error("IMAP error: sending response failed"); |
ae9c606e HM |
931 | |
932 | free(response); | |
933 | ||
934 | return 0; | |
935 | } | |
936 | ||
690307f3 NMC |
937 | static void server_fill_credential(struct imap_server_conf *srvc, struct credential *cred) |
938 | { | |
939 | if (srvc->user && srvc->pass) | |
940 | return; | |
941 | ||
942 | cred->protocol = xstrdup(srvc->use_ssl ? "imaps" : "imap"); | |
943 | cred->host = xstrdup(srvc->host); | |
944 | ||
945 | cred->username = xstrdup_or_null(srvc->user); | |
946 | cred->password = xstrdup_or_null(srvc->pass); | |
947 | ||
948 | credential_fill(cred); | |
949 | ||
950 | if (!srvc->user) | |
951 | srvc->user = xstrdup(cred->username); | |
952 | if (!srvc->pass) | |
953 | srvc->pass = xstrdup(cred->password); | |
954 | } | |
955 | ||
50212361 | 956 | static struct imap_store *imap_open_store(struct imap_server_conf *srvc, const char *folder) |
f2561fda | 957 | { |
791643a8 | 958 | struct credential cred = CREDENTIAL_INIT; |
9f1ad541 JH |
959 | struct imap_store *ctx; |
960 | struct imap *imap; | |
f2561fda | 961 | char *arg, *rsp; |
c94d2dd0 | 962 | int s = -1, preauth; |
f2561fda | 963 | |
ca56dadb | 964 | CALLOC_ARRAY(ctx, 1); |
f2561fda | 965 | |
ca56dadb | 966 | ctx->imap = CALLOC_ARRAY(imap, 1); |
7a7796e9 | 967 | imap->buf.sock.fd[0] = imap->buf.sock.fd[1] = -1; |
f2561fda MM |
968 | imap->in_progress_append = &imap->in_progress; |
969 | ||
970 | /* open connection to IMAP server */ | |
971 | ||
972 | if (srvc->tunnel) { | |
d3180279 | 973 | struct child_process tunnel = CHILD_PROCESS_INIT; |
f2561fda | 974 | |
c94d2dd0 | 975 | imap_info("Starting tunnel '%s'... ", srvc->tunnel); |
f2561fda | 976 | |
ef8d7ac4 | 977 | strvec_push(&tunnel.args, srvc->tunnel); |
ac0ba18d | 978 | tunnel.use_shell = 1; |
c94d2dd0 EFL |
979 | tunnel.in = -1; |
980 | tunnel.out = -1; | |
981 | if (start_command(&tunnel)) | |
f9dc5d65 | 982 | die("cannot start proxy %s", srvc->tunnel); |
f2561fda | 983 | |
c94d2dd0 EFL |
984 | imap->buf.sock.fd[0] = tunnel.out; |
985 | imap->buf.sock.fd[1] = tunnel.in; | |
f2561fda | 986 | |
95c53908 | 987 | imap_info("ok\n"); |
f2561fda | 988 | } else { |
94ad2437 BK |
989 | #ifndef NO_IPV6 |
990 | struct addrinfo hints, *ai0, *ai; | |
991 | int gai; | |
992 | char portstr[6]; | |
993 | ||
1a168e5c | 994 | xsnprintf(portstr, sizeof(portstr), "%d", srvc->port); |
94ad2437 BK |
995 | |
996 | memset(&hints, 0, sizeof(hints)); | |
997 | hints.ai_socktype = SOCK_STREAM; | |
998 | hints.ai_protocol = IPPROTO_TCP; | |
f2561fda | 999 | |
94ad2437 BK |
1000 | imap_info("Resolving %s... ", srvc->host); |
1001 | gai = getaddrinfo(srvc->host, portstr, &hints, &ai); | |
1002 | if (gai) { | |
1003 | fprintf(stderr, "getaddrinfo: %s\n", gai_strerror(gai)); | |
1004 | goto bail; | |
f2561fda | 1005 | } |
94ad2437 | 1006 | imap_info("ok\n"); |
f2561fda | 1007 | |
94ad2437 BK |
1008 | for (ai0 = ai; ai; ai = ai->ai_next) { |
1009 | char addr[NI_MAXHOST]; | |
f2561fda | 1010 | |
94ad2437 BK |
1011 | s = socket(ai->ai_family, ai->ai_socktype, |
1012 | ai->ai_protocol); | |
1013 | if (s < 0) | |
1014 | continue; | |
f2561fda | 1015 | |
94ad2437 BK |
1016 | getnameinfo(ai->ai_addr, ai->ai_addrlen, addr, |
1017 | sizeof(addr), NULL, 0, NI_NUMERICHOST); | |
1018 | imap_info("Connecting to [%s]:%s... ", addr, portstr); | |
1019 | ||
1020 | if (connect(s, ai->ai_addr, ai->ai_addrlen) < 0) { | |
1021 | close(s); | |
1022 | s = -1; | |
1023 | perror("connect"); | |
1024 | continue; | |
1025 | } | |
1026 | ||
1027 | break; | |
1028 | } | |
1029 | freeaddrinfo(ai0); | |
1030 | #else /* NO_IPV6 */ | |
1031 | struct hostent *he; | |
1032 | struct sockaddr_in addr; | |
1033 | ||
95c53908 RS |
1034 | memset(&addr, 0, sizeof(addr)); |
1035 | addr.sin_port = htons(srvc->port); | |
f2561fda MM |
1036 | addr.sin_family = AF_INET; |
1037 | ||
95c53908 RS |
1038 | imap_info("Resolving %s... ", srvc->host); |
1039 | he = gethostbyname(srvc->host); | |
f2561fda | 1040 | if (!he) { |
95c53908 | 1041 | perror("gethostbyname"); |
f2561fda MM |
1042 | goto bail; |
1043 | } | |
95c53908 | 1044 | imap_info("ok\n"); |
f2561fda MM |
1045 | |
1046 | addr.sin_addr.s_addr = *((int *) he->h_addr_list[0]); | |
1047 | ||
95c53908 | 1048 | s = socket(PF_INET, SOCK_STREAM, 0); |
f2561fda | 1049 | |
95c53908 RS |
1050 | imap_info("Connecting to %s:%hu... ", inet_ntoa(addr.sin_addr), ntohs(addr.sin_port)); |
1051 | if (connect(s, (struct sockaddr *)&addr, sizeof(addr))) { | |
1052 | close(s); | |
94ad2437 | 1053 | s = -1; |
95c53908 | 1054 | perror("connect"); |
94ad2437 BK |
1055 | } |
1056 | #endif | |
1057 | if (s < 0) { | |
1058 | fputs("Error: unable to connect to server.\n", stderr); | |
f2561fda MM |
1059 | goto bail; |
1060 | } | |
f2561fda | 1061 | |
7a7796e9 EFL |
1062 | imap->buf.sock.fd[0] = s; |
1063 | imap->buf.sock.fd[1] = dup(s); | |
f2561fda | 1064 | |
684ec6c6 RS |
1065 | if (srvc->use_ssl && |
1066 | ssl_socket_connect(&imap->buf.sock, 0, srvc->ssl_verify)) { | |
1067 | close(s); | |
1068 | goto bail; | |
1069 | } | |
95c53908 | 1070 | imap_info("ok\n"); |
f2561fda MM |
1071 | } |
1072 | ||
1073 | /* read the greeting string */ | |
95c53908 RS |
1074 | if (buffer_gets(&imap->buf, &rsp)) { |
1075 | fprintf(stderr, "IMAP error: no greeting response\n"); | |
f2561fda MM |
1076 | goto bail; |
1077 | } | |
95c53908 RS |
1078 | arg = next_arg(&rsp); |
1079 | if (!arg || *arg != '*' || (arg = next_arg(&rsp)) == NULL) { | |
1080 | fprintf(stderr, "IMAP error: invalid greeting response\n"); | |
f2561fda MM |
1081 | goto bail; |
1082 | } | |
1083 | preauth = 0; | |
95c53908 | 1084 | if (!strcmp("PREAUTH", arg)) |
f2561fda | 1085 | preauth = 1; |
95c53908 RS |
1086 | else if (strcmp("OK", arg) != 0) { |
1087 | fprintf(stderr, "IMAP error: unknown greeting response\n"); | |
f2561fda MM |
1088 | goto bail; |
1089 | } | |
95c53908 RS |
1090 | parse_response_code(ctx, NULL, rsp); |
1091 | if (!imap->caps && imap_exec(ctx, NULL, "CAPABILITY") != RESP_OK) | |
f2561fda MM |
1092 | goto bail; |
1093 | ||
1094 | if (!preauth) { | |
684ec6c6 RS |
1095 | #ifndef NO_OPENSSL |
1096 | if (!srvc->use_ssl && CAP(STARTTLS)) { | |
d27da38a | 1097 | if (imap_exec(ctx, NULL, "STARTTLS") != RESP_OK) |
684ec6c6 RS |
1098 | goto bail; |
1099 | if (ssl_socket_connect(&imap->buf.sock, 1, | |
1100 | srvc->ssl_verify)) | |
1101 | goto bail; | |
1102 | /* capabilities may have changed, so get the new capabilities */ | |
d27da38a | 1103 | if (imap_exec(ctx, NULL, "CAPABILITY") != RESP_OK) |
684ec6c6 RS |
1104 | goto bail; |
1105 | } | |
1106 | #endif | |
95c53908 | 1107 | imap_info("Logging in...\n"); |
690307f3 | 1108 | server_fill_credential(srvc, &cred); |
791643a8 | 1109 | |
ae9c606e HM |
1110 | if (srvc->auth_method) { |
1111 | struct imap_cmd_cb cb; | |
1112 | ||
1113 | if (!strcmp(srvc->auth_method, "CRAM-MD5")) { | |
1114 | if (!CAP(AUTH_CRAM_MD5)) { | |
6d1fbf88 | 1115 | fprintf(stderr, "You specified " |
ae9c606e HM |
1116 | "CRAM-MD5 as authentication method, " |
1117 | "but %s doesn't support it.\n", srvc->host); | |
1118 | goto bail; | |
1119 | } | |
1120 | /* CRAM-MD5 */ | |
1121 | ||
1122 | memset(&cb, 0, sizeof(cb)); | |
1123 | cb.cont = auth_cram_md5; | |
1124 | if (imap_exec(ctx, &cb, "AUTHENTICATE CRAM-MD5") != RESP_OK) { | |
1125 | fprintf(stderr, "IMAP error: AUTHENTICATE CRAM-MD5 failed\n"); | |
1126 | goto bail; | |
1127 | } | |
1128 | } else { | |
1129 | fprintf(stderr, "Unknown authentication method:%s\n", srvc->host); | |
1130 | goto bail; | |
1131 | } | |
1132 | } else { | |
6c50a575 KY |
1133 | if (CAP(NOLOGIN)) { |
1134 | fprintf(stderr, "Skipping account %s@%s, server forbids LOGIN\n", | |
1135 | srvc->user, srvc->host); | |
1136 | goto bail; | |
1137 | } | |
10439d89 CW |
1138 | if (!imap->buf.sock.ssl) |
1139 | imap_warn("*** IMAP Warning *** Password is being " | |
1140 | "sent in the clear\n"); | |
ae9c606e HM |
1141 | if (imap_exec(ctx, NULL, "LOGIN \"%s\" \"%s\"", srvc->user, srvc->pass) != RESP_OK) { |
1142 | fprintf(stderr, "IMAP error: LOGIN failed\n"); | |
1143 | goto bail; | |
1144 | } | |
f2561fda MM |
1145 | } |
1146 | } /* !preauth */ | |
1147 | ||
791643a8 DA |
1148 | if (cred.username) |
1149 | credential_approve(&cred); | |
1150 | credential_clear(&cred); | |
1151 | ||
e0d8e308 TF |
1152 | /* check the target mailbox exists */ |
1153 | ctx->name = folder; | |
1154 | switch (imap_exec(ctx, NULL, "EXAMINE \"%s\"", ctx->name)) { | |
1155 | case RESP_OK: | |
1156 | /* ok */ | |
1157 | break; | |
1158 | case RESP_BAD: | |
1159 | fprintf(stderr, "IMAP error: could not check mailbox\n"); | |
1160 | goto out; | |
1161 | case RESP_NO: | |
1162 | if (imap_exec(ctx, NULL, "CREATE \"%s\"", ctx->name) == RESP_OK) { | |
1163 | imap_info("Created missing mailbox\n"); | |
1164 | } else { | |
1165 | fprintf(stderr, "IMAP error: could not create missing mailbox\n"); | |
1166 | goto out; | |
1167 | } | |
1168 | break; | |
1169 | } | |
1170 | ||
f2561fda | 1171 | ctx->prefix = ""; |
fe47e1df | 1172 | return ctx; |
f2561fda | 1173 | |
9f1ad541 | 1174 | bail: |
791643a8 DA |
1175 | if (cred.username) |
1176 | credential_reject(&cred); | |
1177 | credential_clear(&cred); | |
1178 | ||
e0d8e308 | 1179 | out: |
fe47e1df | 1180 | imap_close_store(ctx); |
5142db69 | 1181 | return NULL; |
f2561fda MM |
1182 | } |
1183 | ||
3691031c MH |
1184 | /* |
1185 | * Insert CR characters as necessary in *msg to ensure that every LF | |
1186 | * character in *msg is preceded by a CR. | |
1187 | */ | |
f035ab62 | 1188 | static void lf_to_crlf(struct strbuf *msg) |
f2561fda | 1189 | { |
59256315 | 1190 | char *new_msg; |
3691031c MH |
1191 | size_t i, j; |
1192 | char lastc; | |
1193 | ||
59256315 | 1194 | /* First pass: tally, in j, the size of the new_msg string: */ |
3691031c MH |
1195 | for (i = j = 0, lastc = '\0'; i < msg->len; i++) { |
1196 | if (msg->buf[i] == '\n' && lastc != '\r') | |
1197 | j++; /* a CR will need to be added here */ | |
1198 | lastc = msg->buf[i]; | |
1199 | j++; | |
f2561fda | 1200 | } |
67d17630 | 1201 | |
59256315 | 1202 | new_msg = xmallocz(j); |
3691031c MH |
1203 | |
1204 | /* | |
59256315 | 1205 | * Second pass: write the new_msg string. Note that this loop is |
3691031c MH |
1206 | * otherwise identical to the first pass. |
1207 | */ | |
1208 | for (i = j = 0, lastc = '\0'; i < msg->len; i++) { | |
1209 | if (msg->buf[i] == '\n' && lastc != '\r') | |
59256315 BW |
1210 | new_msg[j++] = '\r'; |
1211 | lastc = new_msg[j++] = msg->buf[i]; | |
f2561fda | 1212 | } |
59256315 | 1213 | strbuf_attach(msg, new_msg, j, j + 1); |
67d17630 | 1214 | } |
f2561fda | 1215 | |
f035ab62 MH |
1216 | /* |
1217 | * Store msg to IMAP. Also detach and free the data from msg->data, | |
1218 | * leaving msg->data empty. | |
1219 | */ | |
fe47e1df | 1220 | static int imap_store_msg(struct imap_store *ctx, struct strbuf *msg) |
f2561fda | 1221 | { |
9f1ad541 | 1222 | struct imap *imap = ctx->imap; |
f2561fda | 1223 | struct imap_cmd_cb cb; |
f2561fda | 1224 | const char *prefix, *box; |
719125c5 | 1225 | int ret; |
f2561fda | 1226 | |
cbc60761 | 1227 | lf_to_crlf(msg); |
95c53908 | 1228 | memset(&cb, 0, sizeof(cb)); |
f2561fda | 1229 | |
cbc60761 MH |
1230 | cb.dlen = msg->len; |
1231 | cb.data = strbuf_detach(msg, NULL); | |
f2561fda | 1232 | |
636fd66b | 1233 | box = ctx->name; |
3a7cba95 | 1234 | prefix = !strcmp(box, "INBOX") ? "" : ctx->prefix; |
719125c5 | 1235 | ret = imap_exec_m(ctx, &cb, "APPEND \"%s%s\" ", prefix, box); |
f2561fda MM |
1236 | imap->caps = imap->rcaps; |
1237 | if (ret != DRV_OK) | |
1238 | return ret; | |
f2561fda MM |
1239 | |
1240 | return DRV_OK; | |
1241 | } | |
1242 | ||
f035ab62 | 1243 | static void wrap_in_html(struct strbuf *msg) |
c64d84f1 JW |
1244 | { |
1245 | struct strbuf buf = STRBUF_INIT; | |
c64d84f1 JW |
1246 | static char *content_type = "Content-Type: text/html;\n"; |
1247 | static char *pre_open = "<pre>\n"; | |
1248 | static char *pre_close = "</pre>\n"; | |
118a68f9 MH |
1249 | const char *body = strstr(msg->buf, "\n\n"); |
1250 | ||
1251 | if (!body) | |
1252 | return; /* Headers but no body; no wrapping needed */ | |
1253 | ||
1254 | body += 2; | |
1255 | ||
1256 | strbuf_add(&buf, msg->buf, body - msg->buf - 1); | |
1257 | strbuf_addstr(&buf, content_type); | |
1258 | strbuf_addch(&buf, '\n'); | |
1259 | strbuf_addstr(&buf, pre_open); | |
1260 | strbuf_addstr_xml_quoted(&buf, body); | |
c64d84f1 | 1261 | strbuf_addstr(&buf, pre_close); |
118a68f9 | 1262 | |
f035ab62 MH |
1263 | strbuf_release(msg); |
1264 | *msg = buf; | |
c64d84f1 JW |
1265 | } |
1266 | ||
3a34e626 | 1267 | static int count_messages(struct strbuf *all_msgs) |
f2561fda MM |
1268 | { |
1269 | int count = 0; | |
3a34e626 | 1270 | char *p = all_msgs->buf; |
f2561fda MM |
1271 | |
1272 | while (1) { | |
59556548 | 1273 | if (starts_with(p, "From ")) { |
4916c8f9 RR |
1274 | p = strstr(p+5, "\nFrom: "); |
1275 | if (!p) break; | |
1276 | p = strstr(p+7, "\nDate: "); | |
1277 | if (!p) break; | |
1278 | p = strstr(p+7, "\nSubject: "); | |
1279 | if (!p) break; | |
1280 | p += 10; | |
f2561fda | 1281 | count++; |
f2561fda | 1282 | } |
95c53908 | 1283 | p = strstr(p+5, "\nFrom "); |
f2561fda MM |
1284 | if (!p) |
1285 | break; | |
1286 | p++; | |
1287 | } | |
1288 | return count; | |
1289 | } | |
1290 | ||
f035ab62 MH |
1291 | /* |
1292 | * Copy the next message from all_msgs, starting at offset *ofs, to | |
1293 | * msg. Update *ofs to the start of the following message. Return | |
1294 | * true iff a message was successfully copied. | |
1295 | */ | |
1296 | static int split_msg(struct strbuf *all_msgs, struct strbuf *msg, int *ofs) | |
f2561fda MM |
1297 | { |
1298 | char *p, *data; | |
f035ab62 | 1299 | size_t len; |
f2561fda | 1300 | |
f2561fda MM |
1301 | if (*ofs >= all_msgs->len) |
1302 | return 0; | |
1303 | ||
3a34e626 | 1304 | data = &all_msgs->buf[*ofs]; |
f035ab62 | 1305 | len = all_msgs->len - *ofs; |
f2561fda | 1306 | |
59556548 | 1307 | if (len < 5 || !starts_with(data, "From ")) |
f2561fda MM |
1308 | return 0; |
1309 | ||
95c53908 | 1310 | p = strchr(data, '\n'); |
e0b08307 | 1311 | if (p) { |
f035ab62 MH |
1312 | p++; |
1313 | len -= p - data; | |
1314 | *ofs += p - data; | |
e0b08307 MA |
1315 | data = p; |
1316 | } | |
1317 | ||
95c53908 | 1318 | p = strstr(data, "\nFrom "); |
f2561fda | 1319 | if (p) |
f035ab62 | 1320 | len = &p[1] - data; |
f2561fda | 1321 | |
f035ab62 MH |
1322 | strbuf_add(msg, data, len); |
1323 | *ofs += len; | |
a6080a0a | 1324 | return 1; |
f2561fda MM |
1325 | } |
1326 | ||
a4e7e317 GC |
1327 | static int git_imap_config(const char *var, const char *val, |
1328 | const struct config_context *ctx, void *cb) | |
f2561fda | 1329 | { |
ef7e1d0c | 1330 | |
50212361 NMC |
1331 | if (!strcmp("imap.sslverify", var)) |
1332 | server.ssl_verify = git_config_bool(var, val); | |
1333 | else if (!strcmp("imap.preformattedhtml", var)) | |
1334 | server.use_html = git_config_bool(var, val); | |
1335 | else if (!strcmp("imap.folder", var)) | |
1336 | return git_config_string(&server.folder, var, val); | |
1337 | else if (!strcmp("imap.user", var)) | |
1338 | return git_config_string(&server.user, var, val); | |
1339 | else if (!strcmp("imap.pass", var)) | |
1340 | return git_config_string(&server.pass, var, val); | |
1341 | else if (!strcmp("imap.tunnel", var)) | |
1342 | return git_config_string(&server.tunnel, var, val); | |
1343 | else if (!strcmp("imap.authmethod", var)) | |
1344 | return git_config_string(&server.auth_method, var, val); | |
1345 | else if (!strcmp("imap.port", var)) | |
8868b1eb | 1346 | server.port = git_config_int(var, val, ctx->kvi); |
50212361 | 1347 | else if (!strcmp("imap.host", var)) { |
ef7e1d0c TA |
1348 | if (!val) { |
1349 | git_die_config("imap.host", "Missing value for 'imap.host'"); | |
1350 | } else { | |
1351 | if (starts_with(val, "imap:")) | |
1352 | val += 5; | |
1353 | else if (starts_with(val, "imaps:")) { | |
1354 | val += 6; | |
1355 | server.use_ssl = 1; | |
1356 | } | |
1357 | if (starts_with(val, "//")) | |
1358 | val += 2; | |
1359 | server.host = xstrdup(val); | |
f2561fda | 1360 | } |
50212361 | 1361 | } else |
a4e7e317 | 1362 | return git_default_config(var, val, ctx, cb); |
ae9c606e | 1363 | |
50212361 | 1364 | return 0; |
f2561fda MM |
1365 | } |
1366 | ||
1e16b255 BR |
1367 | static int append_msgs_to_imap(struct imap_server_conf *server, |
1368 | struct strbuf* all_msgs, int total) | |
f2561fda | 1369 | { |
cbc60761 | 1370 | struct strbuf msg = STRBUF_INIT; |
fe47e1df | 1371 | struct imap_store *ctx = NULL; |
f2561fda MM |
1372 | int ofs = 0; |
1373 | int r; | |
1e16b255 BR |
1374 | int n = 0; |
1375 | ||
1376 | ctx = imap_open_store(server, server->folder); | |
1377 | if (!ctx) { | |
1378 | fprintf(stderr, "failed to open store\n"); | |
1379 | return 1; | |
1380 | } | |
1381 | ctx->name = server->folder; | |
1382 | ||
1383 | fprintf(stderr, "sending %d message%s\n", total, (total != 1) ? "s" : ""); | |
1384 | while (1) { | |
1385 | unsigned percent = n * 100 / total; | |
1386 | ||
1387 | fprintf(stderr, "%4u%% (%d/%d) done\r", percent, n, total); | |
1388 | ||
1389 | if (!split_msg(all_msgs, &msg, &ofs)) | |
1390 | break; | |
1391 | if (server->use_html) | |
1392 | wrap_in_html(&msg); | |
1393 | r = imap_store_msg(ctx, &msg); | |
1394 | if (r != DRV_OK) | |
1395 | break; | |
1396 | n++; | |
1397 | } | |
1398 | fprintf(stderr, "\n"); | |
1399 | ||
1400 | imap_close_store(ctx); | |
1401 | ||
1402 | return 0; | |
1403 | } | |
1404 | ||
1405 | #ifdef USE_CURL_FOR_IMAP_SEND | |
19079b3e | 1406 | static CURL *setup_curl(struct imap_server_conf *srvc, struct credential *cred) |
1e16b255 BR |
1407 | { |
1408 | CURL *curl; | |
1409 | struct strbuf path = STRBUF_INIT; | |
77eac3f8 | 1410 | char *uri_encoded_folder; |
1e16b255 BR |
1411 | |
1412 | if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) | |
1413 | die("curl_global_init failed"); | |
1414 | ||
1415 | curl = curl_easy_init(); | |
1416 | ||
1417 | if (!curl) | |
1418 | die("curl_easy_init failed"); | |
1419 | ||
84d689a8 JK |
1420 | server_fill_credential(srvc, cred); |
1421 | curl_easy_setopt(curl, CURLOPT_USERNAME, srvc->user); | |
1422 | curl_easy_setopt(curl, CURLOPT_PASSWORD, srvc->pass); | |
1e16b255 | 1423 | |
84d689a8 JK |
1424 | strbuf_addstr(&path, srvc->use_ssl ? "imaps://" : "imap://"); |
1425 | strbuf_addstr(&path, srvc->host); | |
1e16b255 BR |
1426 | if (!path.len || path.buf[path.len - 1] != '/') |
1427 | strbuf_addch(&path, '/'); | |
77eac3f8 | 1428 | |
84d689a8 | 1429 | uri_encoded_folder = curl_easy_escape(curl, srvc->folder, 0); |
77eac3f8 NMC |
1430 | if (!uri_encoded_folder) |
1431 | die("failed to encode server folder"); | |
1432 | strbuf_addstr(&path, uri_encoded_folder); | |
1433 | curl_free(uri_encoded_folder); | |
1e16b255 BR |
1434 | |
1435 | curl_easy_setopt(curl, CURLOPT_URL, path.buf); | |
1436 | strbuf_release(&path); | |
84d689a8 | 1437 | curl_easy_setopt(curl, CURLOPT_PORT, srvc->port); |
1e16b255 | 1438 | |
84d689a8 | 1439 | if (srvc->auth_method) { |
e4ff3b67 | 1440 | #ifndef GIT_CURL_HAVE_CURLOPT_LOGIN_OPTIONS |
71d92575 JS |
1441 | warning("No LOGIN_OPTIONS support in this cURL version"); |
1442 | #else | |
1e16b255 BR |
1443 | struct strbuf auth = STRBUF_INIT; |
1444 | strbuf_addstr(&auth, "AUTH="); | |
84d689a8 | 1445 | strbuf_addstr(&auth, srvc->auth_method); |
1e16b255 BR |
1446 | curl_easy_setopt(curl, CURLOPT_LOGIN_OPTIONS, auth.buf); |
1447 | strbuf_release(&auth); | |
71d92575 | 1448 | #endif |
1e16b255 BR |
1449 | } |
1450 | ||
84d689a8 | 1451 | if (!srvc->use_ssl) |
230c09c0 | 1452 | curl_easy_setopt(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_TRY); |
1e16b255 | 1453 | |
84d689a8 JK |
1454 | curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, srvc->ssl_verify); |
1455 | curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, srvc->ssl_verify); | |
1e16b255 BR |
1456 | |
1457 | curl_easy_setopt(curl, CURLOPT_READFUNCTION, fread_buffer); | |
1458 | ||
1459 | curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L); | |
1460 | ||
d47e55da | 1461 | if (0 < verbosity || getenv("GIT_CURL_VERBOSE")) |
7167a62b | 1462 | http_trace_curl_no_data(); |
73e57aaf | 1463 | setup_curl_trace(curl); |
1e16b255 BR |
1464 | |
1465 | return curl; | |
1466 | } | |
1467 | ||
1468 | static int curl_append_msgs_to_imap(struct imap_server_conf *server, | |
3b335762 NTND |
1469 | struct strbuf* all_msgs, int total) |
1470 | { | |
1e16b255 BR |
1471 | int ofs = 0; |
1472 | int n = 0; | |
1473 | struct buffer msgbuf = { STRBUF_INIT, 0 }; | |
1474 | CURL *curl; | |
1475 | CURLcode res = CURLE_OK; | |
19079b3e | 1476 | struct credential cred = CREDENTIAL_INIT; |
1e16b255 | 1477 | |
19079b3e | 1478 | curl = setup_curl(server, &cred); |
1e16b255 BR |
1479 | curl_easy_setopt(curl, CURLOPT_READDATA, &msgbuf); |
1480 | ||
1481 | fprintf(stderr, "sending %d message%s\n", total, (total != 1) ? "s" : ""); | |
1482 | while (1) { | |
1483 | unsigned percent = n * 100 / total; | |
1484 | int prev_len; | |
1485 | ||
1486 | fprintf(stderr, "%4u%% (%d/%d) done\r", percent, n, total); | |
1487 | ||
1488 | prev_len = msgbuf.buf.len; | |
1489 | if (!split_msg(all_msgs, &msgbuf.buf, &ofs)) | |
1490 | break; | |
1491 | if (server->use_html) | |
1492 | wrap_in_html(&msgbuf.buf); | |
1493 | lf_to_crlf(&msgbuf.buf); | |
1494 | ||
1495 | curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE, | |
1496 | (curl_off_t)(msgbuf.buf.len-prev_len)); | |
1497 | ||
1498 | res = curl_easy_perform(curl); | |
1499 | ||
1500 | if(res != CURLE_OK) { | |
1501 | fprintf(stderr, "curl_easy_perform() failed: %s\n", | |
1502 | curl_easy_strerror(res)); | |
1503 | break; | |
1504 | } | |
1505 | ||
1506 | n++; | |
1507 | } | |
1508 | fprintf(stderr, "\n"); | |
1509 | ||
1510 | curl_easy_cleanup(curl); | |
1511 | curl_global_cleanup(); | |
1512 | ||
19079b3e NMC |
1513 | if (cred.username) { |
1514 | if (res == CURLE_OK) | |
1515 | credential_approve(&cred); | |
19079b3e | 1516 | else if (res == CURLE_LOGIN_DENIED) |
19079b3e NMC |
1517 | credential_reject(&cred); |
1518 | } | |
1519 | ||
1520 | credential_clear(&cred); | |
1521 | ||
200bc38b | 1522 | return res != CURLE_OK; |
1e16b255 BR |
1523 | } |
1524 | #endif | |
1525 | ||
3f2e2297 | 1526 | int cmd_main(int argc, const char **argv) |
1e16b255 BR |
1527 | { |
1528 | struct strbuf all_msgs = STRBUF_INIT; | |
1529 | int total; | |
a0406b94 | 1530 | int nongit_ok; |
f2561fda | 1531 | |
a0406b94 | 1532 | setup_git_directory_gently(&nongit_ok); |
50212361 | 1533 | git_config(git_imap_config, NULL); |
f2561fda | 1534 | |
f1a35295 BR |
1535 | argc = parse_options(argc, (const char **)argv, "", imap_send_options, imap_send_usage, 0); |
1536 | ||
1537 | if (argc) | |
1538 | usage_with_options(imap_send_usage, imap_send_options); | |
1539 | ||
1e16b255 BR |
1540 | #ifndef USE_CURL_FOR_IMAP_SEND |
1541 | if (use_curl) { | |
dcd01ea1 | 1542 | warning("--curl not supported in this build"); |
1e16b255 BR |
1543 | use_curl = 0; |
1544 | } | |
dcd01ea1 KM |
1545 | #elif defined(NO_OPENSSL) |
1546 | if (!use_curl) { | |
1547 | warning("--no-curl not supported in this build"); | |
1548 | use_curl = 1; | |
1549 | } | |
1e16b255 BR |
1550 | #endif |
1551 | ||
684ec6c6 RS |
1552 | if (!server.port) |
1553 | server.port = server.use_ssl ? 993 : 143; | |
f2561fda | 1554 | |
39180571 | 1555 | if (!server.folder) { |
95c53908 | 1556 | fprintf(stderr, "no imap store specified\n"); |
f2561fda MM |
1557 | return 1; |
1558 | } | |
5b67b8e2 | 1559 | if (!server.host) { |
34b5cd1f | 1560 | if (!server.tunnel) { |
95c53908 | 1561 | fprintf(stderr, "no imap host specified\n"); |
34b5cd1f JK |
1562 | return 1; |
1563 | } | |
1564 | server.host = "tunnel"; | |
5b67b8e2 | 1565 | } |
f2561fda MM |
1566 | |
1567 | /* read the messages */ | |
351bca2d ÆAB |
1568 | if (strbuf_read(&all_msgs, 0, 0) < 0) { |
1569 | error_errno(_("could not read from stdin")); | |
6360bee4 MH |
1570 | return 1; |
1571 | } | |
1572 | ||
1573 | if (all_msgs.len == 0) { | |
9f1ad541 | 1574 | fprintf(stderr, "nothing to send\n"); |
f2561fda MM |
1575 | return 1; |
1576 | } | |
1577 | ||
95c53908 | 1578 | total = count_messages(&all_msgs); |
1cd88cc9 | 1579 | if (!total) { |
9f1ad541 | 1580 | fprintf(stderr, "no messages to send\n"); |
f2561fda MM |
1581 | return 1; |
1582 | } | |
1583 | ||
1584 | /* write it to the imap server */ | |
f035ab62 | 1585 | |
1e16b255 BR |
1586 | if (server.tunnel) |
1587 | return append_msgs_to_imap(&server, &all_msgs, total); | |
f2561fda | 1588 | |
1e16b255 BR |
1589 | #ifdef USE_CURL_FOR_IMAP_SEND |
1590 | if (use_curl) | |
1591 | return curl_append_msgs_to_imap(&server, &all_msgs, total); | |
1592 | #endif | |
f2561fda | 1593 | |
1e16b255 | 1594 | return append_msgs_to_imap(&server, &all_msgs, total); |
f2561fda | 1595 | } |