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Commit | Line | Data |
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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 | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
23 | */ | |
24 | ||
25 | #include "cache.h" | |
791643a8 | 26 | #include "credential.h" |
2fb3f6db | 27 | #include "exec_cmd.h" |
c94d2dd0 | 28 | #include "run-command.h" |
f1a35295 | 29 | #include "parse-options.h" |
684ec6c6 RS |
30 | #ifdef NO_OPENSSL |
31 | typedef void *SSL; | |
32 | #endif | |
1e16b255 BR |
33 | #ifdef USE_CURL_FOR_IMAP_SEND |
34 | #include "http.h" | |
35 | #endif | |
f2561fda | 36 | |
dcd01ea1 KM |
37 | #if defined(USE_CURL_FOR_IMAP_SEND) && defined(NO_OPENSSL) |
38 | /* only available option */ | |
39 | #define USE_CURL_DEFAULT 1 | |
40 | #else | |
41 | /* strictly opt in */ | |
42 | #define USE_CURL_DEFAULT 0 | |
43 | #endif | |
44 | ||
f1a35295 | 45 | static int verbosity; |
dcd01ea1 | 46 | static int use_curl = USE_CURL_DEFAULT; |
f1a35295 | 47 | |
1e16b255 | 48 | static const char * const imap_send_usage[] = { "git imap-send [-v] [-q] [--[no-]curl] < <mbox>", NULL }; |
f1a35295 BR |
49 | |
50 | static struct option imap_send_options[] = { | |
51 | OPT__VERBOSITY(&verbosity), | |
1e16b255 | 52 | OPT_BOOL(0, "curl", &use_curl, "use libcurl to communicate with the IMAP server"), |
f1a35295 BR |
53 | OPT_END() |
54 | }; | |
f2561fda | 55 | |
d23b1ecf | 56 | #undef DRV_OK |
f2561fda MM |
57 | #define DRV_OK 0 |
58 | #define DRV_MSG_BAD -1 | |
59 | #define DRV_BOX_BAD -2 | |
60 | #define DRV_STORE_BAD -3 | |
61 | ||
28bea9e5 | 62 | __attribute__((format (printf, 1, 2))) |
95c53908 | 63 | static void imap_info(const char *, ...); |
28bea9e5 | 64 | __attribute__((format (printf, 1, 2))) |
95c53908 | 65 | static void imap_warn(const char *, ...); |
f2561fda | 66 | |
95c53908 | 67 | static char *next_arg(char **); |
f2561fda | 68 | |
28bea9e5 | 69 | __attribute__((format (printf, 3, 4))) |
95c53908 | 70 | static int nfsnprintf(char *buf, int blen, const char *fmt, ...); |
f2561fda | 71 | |
19247e55 PH |
72 | static int nfvasprintf(char **strp, const char *fmt, va_list ap) |
73 | { | |
74 | int len; | |
75 | char tmp[8192]; | |
76 | ||
77 | len = vsnprintf(tmp, sizeof(tmp), fmt, ap); | |
78 | if (len < 0) | |
d7530708 | 79 | die("Fatal: Out of memory"); |
19247e55 | 80 | if (len >= sizeof(tmp)) |
d7530708 | 81 | die("imap command overflow!"); |
19247e55 PH |
82 | *strp = xmemdupz(tmp, len); |
83 | return len; | |
84 | } | |
f2561fda | 85 | |
9f1ad541 | 86 | struct imap_server_conf { |
f2561fda MM |
87 | char *name; |
88 | char *tunnel; | |
89 | char *host; | |
90 | int port; | |
39180571 | 91 | char *folder; |
f2561fda MM |
92 | char *user; |
93 | char *pass; | |
684ec6c6 RS |
94 | int use_ssl; |
95 | int ssl_verify; | |
c64d84f1 | 96 | int use_html; |
ae9c606e HM |
97 | char *auth_method; |
98 | }; | |
99 | ||
100 | static struct imap_server_conf server = { | |
101 | NULL, /* name */ | |
102 | NULL, /* tunnel */ | |
103 | NULL, /* host */ | |
104 | 0, /* port */ | |
39180571 | 105 | NULL, /* folder */ |
ae9c606e HM |
106 | NULL, /* user */ |
107 | NULL, /* pass */ | |
108 | 0, /* use_ssl */ | |
109 | 1, /* ssl_verify */ | |
110 | 0, /* use_html */ | |
111 | NULL, /* auth_method */ | |
9f1ad541 | 112 | }; |
f2561fda | 113 | |
9f1ad541 | 114 | struct imap_socket { |
7a7796e9 | 115 | int fd[2]; |
684ec6c6 | 116 | SSL *ssl; |
9f1ad541 | 117 | }; |
f2561fda | 118 | |
9f1ad541 JH |
119 | struct imap_buffer { |
120 | struct imap_socket sock; | |
f2561fda MM |
121 | int bytes; |
122 | int offset; | |
123 | char buf[1024]; | |
9f1ad541 | 124 | }; |
f2561fda MM |
125 | |
126 | struct imap_cmd; | |
127 | ||
9f1ad541 | 128 | struct imap { |
f2561fda | 129 | int uidnext; /* from SELECT responses */ |
f2561fda MM |
130 | unsigned caps, rcaps; /* CAPABILITY results */ |
131 | /* command queue */ | |
132 | int nexttag, num_in_progress, literal_pending; | |
133 | struct imap_cmd *in_progress, **in_progress_append; | |
9f1ad541 JH |
134 | struct imap_buffer buf; /* this is BIG, so put it last */ |
135 | }; | |
f2561fda | 136 | |
9f1ad541 | 137 | struct imap_store { |
636fd66b MH |
138 | /* currently open mailbox */ |
139 | const char *name; /* foreign! maybe preset? */ | |
140 | int uidvalidity; | |
9f1ad541 | 141 | struct imap *imap; |
f2561fda | 142 | const char *prefix; |
9f1ad541 | 143 | }; |
f2561fda MM |
144 | |
145 | struct imap_cmd_cb { | |
9f1ad541 JH |
146 | int (*cont)(struct imap_store *ctx, struct imap_cmd *cmd, const char *prompt); |
147 | void (*done)(struct imap_store *ctx, struct imap_cmd *cmd, int response); | |
f2561fda MM |
148 | void *ctx; |
149 | char *data; | |
150 | int dlen; | |
151 | int uid; | |
f2561fda MM |
152 | }; |
153 | ||
154 | struct imap_cmd { | |
155 | struct imap_cmd *next; | |
156 | struct imap_cmd_cb cb; | |
157 | char *cmd; | |
158 | int tag; | |
159 | }; | |
160 | ||
161 | #define CAP(cap) (imap->caps & (1 << (cap))) | |
162 | ||
163 | enum CAPABILITY { | |
164 | NOLOGIN = 0, | |
165 | UIDPLUS, | |
166 | LITERALPLUS, | |
167 | NAMESPACE, | |
684ec6c6 | 168 | STARTTLS, |
4b05548f | 169 | AUTH_CRAM_MD5 |
f2561fda MM |
170 | }; |
171 | ||
172 | static const char *cap_list[] = { | |
173 | "LOGINDISABLED", | |
174 | "UIDPLUS", | |
175 | "LITERAL+", | |
176 | "NAMESPACE", | |
684ec6c6 | 177 | "STARTTLS", |
ae9c606e | 178 | "AUTH=CRAM-MD5", |
f2561fda MM |
179 | }; |
180 | ||
181 | #define RESP_OK 0 | |
182 | #define RESP_NO 1 | |
183 | #define RESP_BAD 2 | |
184 | ||
9f1ad541 | 185 | static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd); |
f2561fda MM |
186 | |
187 | ||
684ec6c6 RS |
188 | #ifndef NO_OPENSSL |
189 | static void ssl_socket_perror(const char *func) | |
190 | { | |
2af202be | 191 | fprintf(stderr, "%s: %s\n", func, ERR_error_string(ERR_get_error(), NULL)); |
684ec6c6 RS |
192 | } |
193 | #endif | |
194 | ||
9f1ad541 | 195 | static void socket_perror(const char *func, struct imap_socket *sock, int ret) |
f2561fda | 196 | { |
684ec6c6 RS |
197 | #ifndef NO_OPENSSL |
198 | if (sock->ssl) { | |
199 | int sslerr = SSL_get_error(sock->ssl, ret); | |
200 | switch (sslerr) { | |
201 | case SSL_ERROR_NONE: | |
202 | break; | |
203 | case SSL_ERROR_SYSCALL: | |
204 | perror("SSL_connect"); | |
205 | break; | |
206 | default: | |
207 | ssl_socket_perror("SSL_connect"); | |
208 | break; | |
209 | } | |
210 | } else | |
211 | #endif | |
212 | { | |
213 | if (ret < 0) | |
214 | perror(func); | |
215 | else | |
216 | fprintf(stderr, "%s: unexpected EOF\n", func); | |
217 | } | |
218 | } | |
219 | ||
1e1fe529 | 220 | #ifdef NO_OPENSSL |
9f1ad541 | 221 | static int ssl_socket_connect(struct imap_socket *sock, int use_tls_only, int verify) |
684ec6c6 | 222 | { |
684ec6c6 RS |
223 | fprintf(stderr, "SSL requested but SSL support not compiled in\n"); |
224 | return -1; | |
1e1fe529 JH |
225 | } |
226 | ||
1e380ddc | 227 | #else |
1e1fe529 | 228 | |
b62fb077 OB |
229 | static int host_matches(const char *host, const char *pattern) |
230 | { | |
231 | if (pattern[0] == '*' && pattern[1] == '.') { | |
232 | pattern += 2; | |
233 | if (!(host = strchr(host, '.'))) | |
234 | return 0; | |
235 | host++; | |
236 | } | |
237 | ||
238 | return *host && *pattern && !strcasecmp(host, pattern); | |
239 | } | |
240 | ||
241 | static int verify_hostname(X509 *cert, const char *hostname) | |
242 | { | |
243 | int len; | |
244 | X509_NAME *subj; | |
245 | char cname[1000]; | |
e174744a OB |
246 | int i, found; |
247 | STACK_OF(GENERAL_NAME) *subj_alt_names; | |
248 | ||
249 | /* try the DNS subjectAltNames */ | |
250 | found = 0; | |
251 | if ((subj_alt_names = X509_get_ext_d2i(cert, NID_subject_alt_name, NULL, NULL))) { | |
252 | int num_subj_alt_names = sk_GENERAL_NAME_num(subj_alt_names); | |
253 | for (i = 0; !found && i < num_subj_alt_names; i++) { | |
254 | GENERAL_NAME *subj_alt_name = sk_GENERAL_NAME_value(subj_alt_names, i); | |
255 | if (subj_alt_name->type == GEN_DNS && | |
256 | strlen((const char *)subj_alt_name->d.ia5->data) == (size_t)subj_alt_name->d.ia5->length && | |
257 | host_matches(hostname, (const char *)(subj_alt_name->d.ia5->data))) | |
258 | found = 1; | |
259 | } | |
260 | sk_GENERAL_NAME_pop_free(subj_alt_names, GENERAL_NAME_free); | |
261 | } | |
262 | if (found) | |
263 | return 0; | |
b62fb077 OB |
264 | |
265 | /* try the common name */ | |
266 | if (!(subj = X509_get_subject_name(cert))) | |
267 | return error("cannot get certificate subject"); | |
268 | if ((len = X509_NAME_get_text_by_NID(subj, NID_commonName, cname, sizeof(cname))) < 0) | |
269 | return error("cannot get certificate common name"); | |
270 | if (strlen(cname) == (size_t)len && host_matches(hostname, cname)) | |
271 | return 0; | |
272 | return error("certificate owner '%s' does not match hostname '%s'", | |
273 | cname, hostname); | |
274 | } | |
275 | ||
1e1fe529 JH |
276 | static int ssl_socket_connect(struct imap_socket *sock, int use_tls_only, int verify) |
277 | { | |
1e380ddc VL |
278 | #if (OPENSSL_VERSION_NUMBER >= 0x10000000L) |
279 | const SSL_METHOD *meth; | |
684ec6c6 RS |
280 | #else |
281 | SSL_METHOD *meth; | |
1e380ddc | 282 | #endif |
684ec6c6 RS |
283 | SSL_CTX *ctx; |
284 | int ret; | |
b62fb077 | 285 | X509 *cert; |
684ec6c6 RS |
286 | |
287 | SSL_library_init(); | |
288 | SSL_load_error_strings(); | |
289 | ||
290 | if (use_tls_only) | |
291 | meth = TLSv1_method(); | |
f2561fda | 292 | else |
684ec6c6 RS |
293 | meth = SSLv23_method(); |
294 | ||
295 | if (!meth) { | |
296 | ssl_socket_perror("SSLv23_method"); | |
297 | return -1; | |
298 | } | |
299 | ||
300 | ctx = SSL_CTX_new(meth); | |
301 | ||
302 | if (verify) | |
303 | SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, NULL); | |
304 | ||
305 | if (!SSL_CTX_set_default_verify_paths(ctx)) { | |
306 | ssl_socket_perror("SSL_CTX_set_default_verify_paths"); | |
307 | return -1; | |
308 | } | |
309 | sock->ssl = SSL_new(ctx); | |
310 | if (!sock->ssl) { | |
311 | ssl_socket_perror("SSL_new"); | |
312 | return -1; | |
313 | } | |
7a7796e9 EFL |
314 | if (!SSL_set_rfd(sock->ssl, sock->fd[0])) { |
315 | ssl_socket_perror("SSL_set_rfd"); | |
316 | return -1; | |
317 | } | |
318 | if (!SSL_set_wfd(sock->ssl, sock->fd[1])) { | |
319 | ssl_socket_perror("SSL_set_wfd"); | |
684ec6c6 RS |
320 | return -1; |
321 | } | |
322 | ||
698a1ec4 JH |
323 | #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME |
324 | /* | |
325 | * SNI (RFC4366) | |
326 | * OpenSSL does not document this function, but the implementation | |
327 | * returns 1 on success, 0 on failure after calling SSLerr(). | |
328 | */ | |
329 | ret = SSL_set_tlsext_host_name(sock->ssl, server.host); | |
330 | if (ret != 1) | |
331 | warning("SSL_set_tlsext_host_name(%s) failed.", server.host); | |
332 | #endif | |
333 | ||
684ec6c6 RS |
334 | ret = SSL_connect(sock->ssl); |
335 | if (ret <= 0) { | |
336 | socket_perror("SSL_connect", sock, ret); | |
337 | return -1; | |
338 | } | |
339 | ||
b62fb077 OB |
340 | if (verify) { |
341 | /* make sure the hostname matches that of the certificate */ | |
342 | cert = SSL_get_peer_certificate(sock->ssl); | |
343 | if (!cert) | |
344 | return error("unable to get peer certificate."); | |
345 | if (verify_hostname(cert, server.host) < 0) | |
346 | return -1; | |
347 | } | |
348 | ||
684ec6c6 | 349 | return 0; |
f2561fda | 350 | } |
1e1fe529 | 351 | #endif |
f2561fda | 352 | |
9f1ad541 | 353 | static int socket_read(struct imap_socket *sock, char *buf, int len) |
f2561fda | 354 | { |
684ec6c6 RS |
355 | ssize_t n; |
356 | #ifndef NO_OPENSSL | |
357 | if (sock->ssl) | |
358 | n = SSL_read(sock->ssl, buf, len); | |
359 | else | |
360 | #endif | |
7a7796e9 | 361 | n = xread(sock->fd[0], buf, len); |
f2561fda | 362 | if (n <= 0) { |
95c53908 | 363 | socket_perror("read", sock, n); |
7a7796e9 EFL |
364 | close(sock->fd[0]); |
365 | close(sock->fd[1]); | |
366 | sock->fd[0] = sock->fd[1] = -1; | |
f2561fda MM |
367 | } |
368 | return n; | |
369 | } | |
370 | ||
9f1ad541 | 371 | static int socket_write(struct imap_socket *sock, const char *buf, int len) |
f2561fda | 372 | { |
684ec6c6 RS |
373 | int n; |
374 | #ifndef NO_OPENSSL | |
375 | if (sock->ssl) | |
376 | n = SSL_write(sock->ssl, buf, len); | |
377 | else | |
378 | #endif | |
7a7796e9 | 379 | n = write_in_full(sock->fd[1], buf, len); |
f2561fda | 380 | if (n != len) { |
95c53908 | 381 | socket_perror("write", sock, n); |
7a7796e9 EFL |
382 | close(sock->fd[0]); |
383 | close(sock->fd[1]); | |
384 | sock->fd[0] = sock->fd[1] = -1; | |
f2561fda MM |
385 | } |
386 | return n; | |
387 | } | |
388 | ||
9f1ad541 | 389 | static void socket_shutdown(struct imap_socket *sock) |
684ec6c6 RS |
390 | { |
391 | #ifndef NO_OPENSSL | |
392 | if (sock->ssl) { | |
393 | SSL_shutdown(sock->ssl); | |
394 | SSL_free(sock->ssl); | |
395 | } | |
396 | #endif | |
7a7796e9 EFL |
397 | close(sock->fd[0]); |
398 | close(sock->fd[1]); | |
684ec6c6 RS |
399 | } |
400 | ||
f2561fda | 401 | /* simple line buffering */ |
9f1ad541 | 402 | static int buffer_gets(struct imap_buffer *b, char **s) |
f2561fda MM |
403 | { |
404 | int n; | |
405 | int start = b->offset; | |
406 | ||
407 | *s = b->buf + start; | |
408 | ||
409 | for (;;) { | |
410 | /* make sure we have enough data to read the \r\n sequence */ | |
411 | if (b->offset + 1 >= b->bytes) { | |
412 | if (start) { | |
413 | /* shift down used bytes */ | |
414 | *s = b->buf; | |
415 | ||
95c53908 | 416 | assert(start <= b->bytes); |
f2561fda MM |
417 | n = b->bytes - start; |
418 | ||
419 | if (n) | |
173a9cbe | 420 | memmove(b->buf, b->buf + start, n); |
f2561fda MM |
421 | b->offset -= start; |
422 | b->bytes = n; | |
423 | start = 0; | |
424 | } | |
425 | ||
95c53908 RS |
426 | n = socket_read(&b->sock, b->buf + b->bytes, |
427 | sizeof(b->buf) - b->bytes); | |
f2561fda MM |
428 | |
429 | if (n <= 0) | |
430 | return -1; | |
431 | ||
432 | b->bytes += n; | |
433 | } | |
434 | ||
435 | if (b->buf[b->offset] == '\r') { | |
95c53908 | 436 | assert(b->offset + 1 < b->bytes); |
f2561fda MM |
437 | if (b->buf[b->offset + 1] == '\n') { |
438 | b->buf[b->offset] = 0; /* terminate the string */ | |
439 | b->offset += 2; /* next line */ | |
f1a35295 | 440 | if (0 < verbosity) |
95c53908 | 441 | puts(*s); |
f2561fda MM |
442 | return 0; |
443 | } | |
444 | } | |
445 | ||
446 | b->offset++; | |
447 | } | |
448 | /* not reached */ | |
449 | } | |
450 | ||
95c53908 | 451 | static void imap_info(const char *msg, ...) |
f2561fda MM |
452 | { |
453 | va_list va; | |
454 | ||
f1a35295 | 455 | if (0 <= verbosity) { |
95c53908 RS |
456 | va_start(va, msg); |
457 | vprintf(msg, va); | |
458 | va_end(va); | |
459 | fflush(stdout); | |
f2561fda MM |
460 | } |
461 | } | |
462 | ||
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 | ||
95c53908 | 504 | static int nfsnprintf(char *buf, int blen, const char *fmt, ...) |
f2561fda MM |
505 | { |
506 | int ret; | |
507 | va_list va; | |
508 | ||
95c53908 RS |
509 | va_start(va, fmt); |
510 | if (blen <= 0 || (unsigned)(ret = vsnprintf(buf, blen, fmt, va)) >= (unsigned)blen) | |
d7530708 | 511 | die("Fatal: buffer too small. Please report a bug."); |
95c53908 | 512 | va_end(va); |
f2561fda MM |
513 | return ret; |
514 | } | |
515 | ||
e0d8e308 TF |
516 | static struct imap_cmd *issue_imap_cmd(struct imap_store *ctx, |
517 | struct imap_cmd_cb *cb, | |
518 | const char *fmt, va_list ap) | |
f2561fda | 519 | { |
9f1ad541 | 520 | struct imap *imap = ctx->imap; |
f2561fda MM |
521 | struct imap_cmd *cmd; |
522 | int n, bufl; | |
523 | char buf[1024]; | |
524 | ||
95c53908 RS |
525 | cmd = xmalloc(sizeof(struct imap_cmd)); |
526 | nfvasprintf(&cmd->cmd, fmt, ap); | |
f2561fda MM |
527 | cmd->tag = ++imap->nexttag; |
528 | ||
529 | if (cb) | |
530 | cmd->cb = *cb; | |
531 | else | |
95c53908 | 532 | memset(&cmd->cb, 0, sizeof(cmd->cb)); |
f2561fda MM |
533 | |
534 | while (imap->literal_pending) | |
95c53908 | 535 | get_cmd_result(ctx, NULL); |
f2561fda | 536 | |
1702b138 ÆAB |
537 | if (!cmd->cb.data) |
538 | bufl = nfsnprintf(buf, sizeof(buf), "%d %s\r\n", cmd->tag, cmd->cmd); | |
539 | else | |
540 | bufl = nfsnprintf(buf, sizeof(buf), "%d %s{%d%s}\r\n", | |
541 | cmd->tag, cmd->cmd, cmd->cb.dlen, | |
542 | CAP(LITERALPLUS) ? "+" : ""); | |
f2561fda | 543 | |
f1a35295 | 544 | if (0 < verbosity) { |
f2561fda | 545 | if (imap->num_in_progress) |
95c53908 | 546 | printf("(%d in progress) ", imap->num_in_progress); |
ba9b9e12 | 547 | if (!starts_with(cmd->cmd, "LOGIN")) |
95c53908 | 548 | printf(">>> %s", buf); |
f2561fda | 549 | else |
95c53908 | 550 | printf(">>> %d LOGIN <user> <pass>\n", cmd->tag); |
f2561fda | 551 | } |
95c53908 RS |
552 | if (socket_write(&imap->buf.sock, buf, bufl) != bufl) { |
553 | free(cmd->cmd); | |
554 | free(cmd); | |
8e0f7003 | 555 | if (cb) |
95c53908 | 556 | free(cb->data); |
f2561fda MM |
557 | return NULL; |
558 | } | |
559 | if (cmd->cb.data) { | |
560 | if (CAP(LITERALPLUS)) { | |
95c53908 RS |
561 | n = socket_write(&imap->buf.sock, cmd->cb.data, cmd->cb.dlen); |
562 | free(cmd->cb.data); | |
f2561fda | 563 | if (n != cmd->cb.dlen || |
8e76bf3f | 564 | socket_write(&imap->buf.sock, "\r\n", 2) != 2) { |
95c53908 RS |
565 | free(cmd->cmd); |
566 | free(cmd); | |
f2561fda MM |
567 | return NULL; |
568 | } | |
5142db69 | 569 | cmd->cb.data = NULL; |
f2561fda MM |
570 | } else |
571 | imap->literal_pending = 1; | |
572 | } else if (cmd->cb.cont) | |
573 | imap->literal_pending = 1; | |
5142db69 | 574 | cmd->next = NULL; |
f2561fda MM |
575 | *imap->in_progress_append = cmd; |
576 | imap->in_progress_append = &cmd->next; | |
577 | imap->num_in_progress++; | |
578 | return cmd; | |
579 | } | |
580 | ||
28bea9e5 | 581 | __attribute__((format (printf, 3, 4))) |
9f1ad541 | 582 | static int imap_exec(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 583 | const char *fmt, ...) |
f2561fda MM |
584 | { |
585 | va_list ap; | |
586 | struct imap_cmd *cmdp; | |
587 | ||
95c53908 | 588 | va_start(ap, fmt); |
e0d8e308 | 589 | cmdp = issue_imap_cmd(ctx, cb, fmt, ap); |
95c53908 | 590 | va_end(ap); |
f2561fda MM |
591 | if (!cmdp) |
592 | return RESP_BAD; | |
593 | ||
95c53908 | 594 | return get_cmd_result(ctx, cmdp); |
f2561fda MM |
595 | } |
596 | ||
28bea9e5 | 597 | __attribute__((format (printf, 3, 4))) |
9f1ad541 | 598 | static int imap_exec_m(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 599 | const char *fmt, ...) |
f2561fda MM |
600 | { |
601 | va_list ap; | |
602 | struct imap_cmd *cmdp; | |
603 | ||
95c53908 | 604 | va_start(ap, fmt); |
e0d8e308 | 605 | cmdp = issue_imap_cmd(ctx, cb, fmt, ap); |
95c53908 | 606 | va_end(ap); |
f2561fda MM |
607 | if (!cmdp) |
608 | return DRV_STORE_BAD; | |
609 | ||
95c53908 | 610 | switch (get_cmd_result(ctx, cmdp)) { |
f2561fda MM |
611 | case RESP_BAD: return DRV_STORE_BAD; |
612 | case RESP_NO: return DRV_MSG_BAD; | |
613 | default: return DRV_OK; | |
614 | } | |
615 | } | |
616 | ||
3648b4d9 | 617 | static int skip_imap_list_l(char **sp, int level) |
f2561fda | 618 | { |
3648b4d9 | 619 | char *s = *sp; |
f2561fda MM |
620 | |
621 | for (;;) { | |
95c53908 | 622 | while (isspace((unsigned char)*s)) |
f2561fda MM |
623 | s++; |
624 | if (level && *s == ')') { | |
625 | s++; | |
626 | break; | |
627 | } | |
f2561fda MM |
628 | if (*s == '(') { |
629 | /* sublist */ | |
630 | s++; | |
3648b4d9 | 631 | if (skip_imap_list_l(&s, level + 1)) |
f2561fda MM |
632 | goto bail; |
633 | } else if (*s == '"') { | |
634 | /* quoted string */ | |
635 | s++; | |
f2561fda MM |
636 | for (; *s != '"'; s++) |
637 | if (!*s) | |
638 | goto bail; | |
f2561fda | 639 | s++; |
f2561fda MM |
640 | } else { |
641 | /* atom */ | |
95c53908 | 642 | for (; *s && !isspace((unsigned char)*s); s++) |
f2561fda MM |
643 | if (level && *s == ')') |
644 | break; | |
f2561fda MM |
645 | } |
646 | ||
647 | if (!level) | |
648 | break; | |
649 | if (!*s) | |
650 | goto bail; | |
651 | } | |
652 | *sp = s; | |
f2561fda MM |
653 | return 0; |
654 | ||
9f1ad541 | 655 | bail: |
f2561fda MM |
656 | return -1; |
657 | } | |
658 | ||
3648b4d9 | 659 | static void skip_list(char **sp) |
f2561fda | 660 | { |
3648b4d9 | 661 | skip_imap_list_l(sp, 0); |
f2561fda MM |
662 | } |
663 | ||
9f1ad541 | 664 | static void parse_capability(struct imap *imap, char *cmd) |
f2561fda MM |
665 | { |
666 | char *arg; | |
667 | unsigned i; | |
668 | ||
669 | imap->caps = 0x80000000; | |
95c53908 | 670 | while ((arg = next_arg(&cmd))) |
f2561fda | 671 | for (i = 0; i < ARRAY_SIZE(cap_list); i++) |
95c53908 | 672 | if (!strcmp(cap_list[i], arg)) |
f2561fda MM |
673 | imap->caps |= 1 << i; |
674 | imap->rcaps = imap->caps; | |
675 | } | |
676 | ||
9f1ad541 | 677 | static int parse_response_code(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 678 | char *s) |
f2561fda | 679 | { |
9f1ad541 | 680 | struct imap *imap = ctx->imap; |
f2561fda MM |
681 | char *arg, *p; |
682 | ||
683 | if (*s != '[') | |
684 | return RESP_OK; /* no response code */ | |
685 | s++; | |
95c53908 RS |
686 | if (!(p = strchr(s, ']'))) { |
687 | fprintf(stderr, "IMAP error: malformed response code\n"); | |
f2561fda MM |
688 | return RESP_BAD; |
689 | } | |
690 | *p++ = 0; | |
95c53908 RS |
691 | arg = next_arg(&s); |
692 | if (!strcmp("UIDVALIDITY", arg)) { | |
636fd66b | 693 | if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg))) { |
95c53908 | 694 | fprintf(stderr, "IMAP error: malformed UIDVALIDITY status\n"); |
f2561fda MM |
695 | return RESP_BAD; |
696 | } | |
95c53908 RS |
697 | } else if (!strcmp("UIDNEXT", arg)) { |
698 | if (!(arg = next_arg(&s)) || !(imap->uidnext = atoi(arg))) { | |
699 | fprintf(stderr, "IMAP error: malformed NEXTUID status\n"); | |
f2561fda MM |
700 | return RESP_BAD; |
701 | } | |
95c53908 RS |
702 | } else if (!strcmp("CAPABILITY", arg)) { |
703 | parse_capability(imap, s); | |
704 | } else if (!strcmp("ALERT", arg)) { | |
f2561fda MM |
705 | /* RFC2060 says that these messages MUST be displayed |
706 | * to the user | |
707 | */ | |
95c53908 RS |
708 | for (; isspace((unsigned char)*p); p++); |
709 | fprintf(stderr, "*** IMAP ALERT *** %s\n", p); | |
710 | } else if (cb && cb->ctx && !strcmp("APPENDUID", arg)) { | |
636fd66b | 711 | if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg)) || |
9f1ad541 | 712 | !(arg = next_arg(&s)) || !(*(int *)cb->ctx = atoi(arg))) { |
95c53908 | 713 | fprintf(stderr, "IMAP error: malformed APPENDUID status\n"); |
f2561fda MM |
714 | return RESP_BAD; |
715 | } | |
716 | } | |
717 | return RESP_OK; | |
718 | } | |
719 | ||
9f1ad541 | 720 | static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd) |
f2561fda | 721 | { |
9f1ad541 | 722 | struct imap *imap = ctx->imap; |
e0d8e308 TF |
723 | struct imap_cmd *cmdp, **pcmdp; |
724 | char *cmd, *arg, *arg1; | |
f2561fda MM |
725 | int n, resp, resp2, tag; |
726 | ||
727 | for (;;) { | |
95c53908 | 728 | if (buffer_gets(&imap->buf, &cmd)) |
f2561fda MM |
729 | return RESP_BAD; |
730 | ||
95c53908 | 731 | arg = next_arg(&cmd); |
f2561fda | 732 | if (*arg == '*') { |
95c53908 | 733 | arg = next_arg(&cmd); |
f2561fda | 734 | if (!arg) { |
95c53908 | 735 | fprintf(stderr, "IMAP error: unable to parse untagged response\n"); |
f2561fda MM |
736 | return RESP_BAD; |
737 | } | |
738 | ||
95c53908 | 739 | if (!strcmp("NAMESPACE", arg)) { |
3648b4d9 MH |
740 | /* rfc2342 NAMESPACE response. */ |
741 | skip_list(&cmd); /* Personal mailboxes */ | |
742 | skip_list(&cmd); /* Others' mailboxes */ | |
743 | skip_list(&cmd); /* Shared mailboxes */ | |
95c53908 RS |
744 | } else if (!strcmp("OK", arg) || !strcmp("BAD", arg) || |
745 | !strcmp("NO", arg) || !strcmp("BYE", arg)) { | |
746 | if ((resp = parse_response_code(ctx, NULL, cmd)) != RESP_OK) | |
f2561fda | 747 | return resp; |
1efee7ff | 748 | } else if (!strcmp("CAPABILITY", arg)) { |
95c53908 | 749 | parse_capability(imap, cmd); |
1efee7ff MH |
750 | } else if ((arg1 = next_arg(&cmd))) { |
751 | ; /* | |
752 | * Unhandled response-data with at least two words. | |
753 | * Ignore it. | |
754 | * | |
755 | * NEEDSWORK: Previously this case handled '<num> EXISTS' | |
756 | * and '<num> RECENT' but as a probably-unintended side | |
757 | * effect it ignores other unrecognized two-word | |
758 | * responses. imap-send doesn't ever try to read | |
759 | * messages or mailboxes these days, so consider | |
760 | * eliminating this case. | |
761 | */ | |
f2561fda | 762 | } else { |
95c53908 | 763 | fprintf(stderr, "IMAP error: unable to parse untagged response\n"); |
f2561fda MM |
764 | return RESP_BAD; |
765 | } | |
766 | } else if (!imap->in_progress) { | |
95c53908 | 767 | fprintf(stderr, "IMAP error: unexpected reply: %s %s\n", arg, cmd ? cmd : ""); |
f2561fda MM |
768 | return RESP_BAD; |
769 | } else if (*arg == '+') { | |
770 | /* This can happen only with the last command underway, as | |
771 | it enforces a round-trip. */ | |
772 | cmdp = (struct imap_cmd *)((char *)imap->in_progress_append - | |
773 | offsetof(struct imap_cmd, next)); | |
774 | if (cmdp->cb.data) { | |
95c53908 RS |
775 | n = socket_write(&imap->buf.sock, cmdp->cb.data, cmdp->cb.dlen); |
776 | free(cmdp->cb.data); | |
5142db69 | 777 | cmdp->cb.data = NULL; |
f2561fda MM |
778 | if (n != (int)cmdp->cb.dlen) |
779 | return RESP_BAD; | |
780 | } else if (cmdp->cb.cont) { | |
95c53908 | 781 | if (cmdp->cb.cont(ctx, cmdp, cmd)) |
f2561fda MM |
782 | return RESP_BAD; |
783 | } else { | |
95c53908 | 784 | fprintf(stderr, "IMAP error: unexpected command continuation request\n"); |
f2561fda MM |
785 | return RESP_BAD; |
786 | } | |
95c53908 | 787 | if (socket_write(&imap->buf.sock, "\r\n", 2) != 2) |
f2561fda MM |
788 | return RESP_BAD; |
789 | if (!cmdp->cb.cont) | |
790 | imap->literal_pending = 0; | |
791 | if (!tcmd) | |
792 | return DRV_OK; | |
793 | } else { | |
95c53908 | 794 | tag = atoi(arg); |
f2561fda MM |
795 | for (pcmdp = &imap->in_progress; (cmdp = *pcmdp); pcmdp = &cmdp->next) |
796 | if (cmdp->tag == tag) | |
797 | goto gottag; | |
95c53908 | 798 | fprintf(stderr, "IMAP error: unexpected tag %s\n", arg); |
f2561fda | 799 | return RESP_BAD; |
9f1ad541 | 800 | gottag: |
f2561fda MM |
801 | if (!(*pcmdp = cmdp->next)) |
802 | imap->in_progress_append = pcmdp; | |
803 | imap->num_in_progress--; | |
804 | if (cmdp->cb.cont || cmdp->cb.data) | |
805 | imap->literal_pending = 0; | |
95c53908 RS |
806 | arg = next_arg(&cmd); |
807 | if (!strcmp("OK", arg)) | |
f2561fda MM |
808 | resp = DRV_OK; |
809 | else { | |
e0d8e308 | 810 | if (!strcmp("NO", arg)) |
f2561fda | 811 | resp = RESP_NO; |
e0d8e308 | 812 | else /*if (!strcmp("BAD", arg))*/ |
f2561fda | 813 | resp = RESP_BAD; |
95c53908 | 814 | fprintf(stderr, "IMAP command '%s' returned response (%s) - %s\n", |
ba9b9e12 | 815 | !starts_with(cmdp->cmd, "LOGIN") ? |
f2561fda MM |
816 | cmdp->cmd : "LOGIN <user> <pass>", |
817 | arg, cmd ? cmd : ""); | |
818 | } | |
95c53908 | 819 | if ((resp2 = parse_response_code(ctx, &cmdp->cb, cmd)) > resp) |
f2561fda | 820 | resp = resp2; |
f2561fda | 821 | if (cmdp->cb.done) |
95c53908 RS |
822 | cmdp->cb.done(ctx, cmdp, resp); |
823 | free(cmdp->cb.data); | |
824 | free(cmdp->cmd); | |
825 | free(cmdp); | |
f2561fda MM |
826 | if (!tcmd || tcmd == cmdp) |
827 | return resp; | |
828 | } | |
829 | } | |
830 | /* not reached */ | |
831 | } | |
832 | ||
9f1ad541 | 833 | static void imap_close_server(struct imap_store *ictx) |
f2561fda | 834 | { |
9f1ad541 | 835 | struct imap *imap = ictx->imap; |
f2561fda | 836 | |
7a7796e9 | 837 | if (imap->buf.sock.fd[0] != -1) { |
95c53908 RS |
838 | imap_exec(ictx, NULL, "LOGOUT"); |
839 | socket_shutdown(&imap->buf.sock); | |
f2561fda | 840 | } |
95c53908 | 841 | free(imap); |
f2561fda MM |
842 | } |
843 | ||
fe47e1df | 844 | static void imap_close_store(struct imap_store *ctx) |
f2561fda | 845 | { |
fe47e1df | 846 | imap_close_server(ctx); |
95c53908 | 847 | free(ctx); |
f2561fda MM |
848 | } |
849 | ||
ae9c606e HM |
850 | #ifndef NO_OPENSSL |
851 | ||
852 | /* | |
853 | * hexchar() and cram() functions are based on the code from the isync | |
854 | * project (http://isync.sf.net/). | |
855 | */ | |
856 | static char hexchar(unsigned int b) | |
f2561fda | 857 | { |
ae9c606e | 858 | return b < 10 ? '0' + b : 'a' + (b - 10); |
f2561fda MM |
859 | } |
860 | ||
ae9c606e HM |
861 | #define ENCODED_SIZE(n) (4*((n+2)/3)) |
862 | static char *cram(const char *challenge_64, const char *user, const char *pass) | |
f2561fda | 863 | { |
ae9c606e HM |
864 | int i, resp_len, encoded_len, decoded_len; |
865 | HMAC_CTX hmac; | |
866 | unsigned char hash[16]; | |
867 | char hex[33]; | |
868 | char *response, *response_64, *challenge; | |
869 | ||
870 | /* | |
871 | * length of challenge_64 (i.e. base-64 encoded string) is a good | |
872 | * enough upper bound for challenge (decoded result). | |
873 | */ | |
874 | encoded_len = strlen(challenge_64); | |
875 | challenge = xmalloc(encoded_len); | |
876 | decoded_len = EVP_DecodeBlock((unsigned char *)challenge, | |
877 | (unsigned char *)challenge_64, encoded_len); | |
878 | if (decoded_len < 0) | |
879 | die("invalid challenge %s", challenge_64); | |
880 | HMAC_Init(&hmac, (unsigned char *)pass, strlen(pass), EVP_md5()); | |
881 | HMAC_Update(&hmac, (unsigned char *)challenge, decoded_len); | |
882 | HMAC_Final(&hmac, hash, NULL); | |
883 | HMAC_CTX_cleanup(&hmac); | |
884 | ||
885 | hex[32] = 0; | |
886 | for (i = 0; i < 16; i++) { | |
887 | hex[2 * i] = hexchar((hash[i] >> 4) & 0xf); | |
888 | hex[2 * i + 1] = hexchar(hash[i] & 0xf); | |
889 | } | |
890 | ||
891 | /* response: "<user> <digest in hex>" */ | |
75faa45a JK |
892 | response = xstrfmt("%s %s", user, hex); |
893 | resp_len = strlen(response) + 1; | |
ae9c606e | 894 | |
3733e694 | 895 | response_64 = xmallocz(ENCODED_SIZE(resp_len)); |
ae9c606e HM |
896 | encoded_len = EVP_EncodeBlock((unsigned char *)response_64, |
897 | (unsigned char *)response, resp_len); | |
898 | if (encoded_len < 0) | |
899 | die("EVP_EncodeBlock error"); | |
ae9c606e HM |
900 | return (char *)response_64; |
901 | } | |
902 | ||
903 | #else | |
904 | ||
905 | static char *cram(const char *challenge_64, const char *user, const char *pass) | |
906 | { | |
907 | die("If you want to use CRAM-MD5 authenticate method, " | |
908 | "you have to build git-imap-send with OpenSSL library."); | |
909 | } | |
910 | ||
911 | #endif | |
912 | ||
913 | static int auth_cram_md5(struct imap_store *ctx, struct imap_cmd *cmd, const char *prompt) | |
914 | { | |
915 | int ret; | |
916 | char *response; | |
917 | ||
918 | response = cram(prompt, server.user, server.pass); | |
919 | ||
920 | ret = socket_write(&ctx->imap->buf.sock, response, strlen(response)); | |
921 | if (ret != strlen(response)) | |
82247e9b | 922 | return error("IMAP error: sending response failed"); |
ae9c606e HM |
923 | |
924 | free(response); | |
925 | ||
926 | return 0; | |
927 | } | |
928 | ||
e0d8e308 | 929 | static struct imap_store *imap_open_store(struct imap_server_conf *srvc, char *folder) |
f2561fda | 930 | { |
791643a8 | 931 | struct credential cred = CREDENTIAL_INIT; |
9f1ad541 JH |
932 | struct imap_store *ctx; |
933 | struct imap *imap; | |
f2561fda | 934 | char *arg, *rsp; |
c94d2dd0 | 935 | int s = -1, preauth; |
f2561fda | 936 | |
3345c0f5 | 937 | ctx = xcalloc(1, sizeof(*ctx)); |
f2561fda | 938 | |
693eb02a | 939 | ctx->imap = imap = xcalloc(1, sizeof(*imap)); |
7a7796e9 | 940 | imap->buf.sock.fd[0] = imap->buf.sock.fd[1] = -1; |
f2561fda MM |
941 | imap->in_progress_append = &imap->in_progress; |
942 | ||
943 | /* open connection to IMAP server */ | |
944 | ||
945 | if (srvc->tunnel) { | |
d3180279 | 946 | struct child_process tunnel = CHILD_PROCESS_INIT; |
f2561fda | 947 | |
c94d2dd0 | 948 | imap_info("Starting tunnel '%s'... ", srvc->tunnel); |
f2561fda | 949 | |
f9dc5d65 | 950 | argv_array_push(&tunnel.args, srvc->tunnel); |
ac0ba18d | 951 | tunnel.use_shell = 1; |
c94d2dd0 EFL |
952 | tunnel.in = -1; |
953 | tunnel.out = -1; | |
954 | if (start_command(&tunnel)) | |
f9dc5d65 | 955 | die("cannot start proxy %s", srvc->tunnel); |
f2561fda | 956 | |
c94d2dd0 EFL |
957 | imap->buf.sock.fd[0] = tunnel.out; |
958 | imap->buf.sock.fd[1] = tunnel.in; | |
f2561fda | 959 | |
95c53908 | 960 | imap_info("ok\n"); |
f2561fda | 961 | } else { |
94ad2437 BK |
962 | #ifndef NO_IPV6 |
963 | struct addrinfo hints, *ai0, *ai; | |
964 | int gai; | |
965 | char portstr[6]; | |
966 | ||
1702b138 | 967 | snprintf(portstr, sizeof(portstr), "%d", srvc->port); |
94ad2437 BK |
968 | |
969 | memset(&hints, 0, sizeof(hints)); | |
970 | hints.ai_socktype = SOCK_STREAM; | |
971 | hints.ai_protocol = IPPROTO_TCP; | |
f2561fda | 972 | |
94ad2437 BK |
973 | imap_info("Resolving %s... ", srvc->host); |
974 | gai = getaddrinfo(srvc->host, portstr, &hints, &ai); | |
975 | if (gai) { | |
976 | fprintf(stderr, "getaddrinfo: %s\n", gai_strerror(gai)); | |
977 | goto bail; | |
f2561fda | 978 | } |
94ad2437 | 979 | imap_info("ok\n"); |
f2561fda | 980 | |
94ad2437 BK |
981 | for (ai0 = ai; ai; ai = ai->ai_next) { |
982 | char addr[NI_MAXHOST]; | |
f2561fda | 983 | |
94ad2437 BK |
984 | s = socket(ai->ai_family, ai->ai_socktype, |
985 | ai->ai_protocol); | |
986 | if (s < 0) | |
987 | continue; | |
f2561fda | 988 | |
94ad2437 BK |
989 | getnameinfo(ai->ai_addr, ai->ai_addrlen, addr, |
990 | sizeof(addr), NULL, 0, NI_NUMERICHOST); | |
991 | imap_info("Connecting to [%s]:%s... ", addr, portstr); | |
992 | ||
993 | if (connect(s, ai->ai_addr, ai->ai_addrlen) < 0) { | |
994 | close(s); | |
995 | s = -1; | |
996 | perror("connect"); | |
997 | continue; | |
998 | } | |
999 | ||
1000 | break; | |
1001 | } | |
1002 | freeaddrinfo(ai0); | |
1003 | #else /* NO_IPV6 */ | |
1004 | struct hostent *he; | |
1005 | struct sockaddr_in addr; | |
1006 | ||
95c53908 RS |
1007 | memset(&addr, 0, sizeof(addr)); |
1008 | addr.sin_port = htons(srvc->port); | |
f2561fda MM |
1009 | addr.sin_family = AF_INET; |
1010 | ||
95c53908 RS |
1011 | imap_info("Resolving %s... ", srvc->host); |
1012 | he = gethostbyname(srvc->host); | |
f2561fda | 1013 | if (!he) { |
95c53908 | 1014 | perror("gethostbyname"); |
f2561fda MM |
1015 | goto bail; |
1016 | } | |
95c53908 | 1017 | imap_info("ok\n"); |
f2561fda MM |
1018 | |
1019 | addr.sin_addr.s_addr = *((int *) he->h_addr_list[0]); | |
1020 | ||
95c53908 | 1021 | s = socket(PF_INET, SOCK_STREAM, 0); |
f2561fda | 1022 | |
95c53908 RS |
1023 | imap_info("Connecting to %s:%hu... ", inet_ntoa(addr.sin_addr), ntohs(addr.sin_port)); |
1024 | if (connect(s, (struct sockaddr *)&addr, sizeof(addr))) { | |
1025 | close(s); | |
94ad2437 | 1026 | s = -1; |
95c53908 | 1027 | perror("connect"); |
94ad2437 BK |
1028 | } |
1029 | #endif | |
1030 | if (s < 0) { | |
1031 | fputs("Error: unable to connect to server.\n", stderr); | |
f2561fda MM |
1032 | goto bail; |
1033 | } | |
f2561fda | 1034 | |
7a7796e9 EFL |
1035 | imap->buf.sock.fd[0] = s; |
1036 | imap->buf.sock.fd[1] = dup(s); | |
f2561fda | 1037 | |
684ec6c6 RS |
1038 | if (srvc->use_ssl && |
1039 | ssl_socket_connect(&imap->buf.sock, 0, srvc->ssl_verify)) { | |
1040 | close(s); | |
1041 | goto bail; | |
1042 | } | |
95c53908 | 1043 | imap_info("ok\n"); |
f2561fda MM |
1044 | } |
1045 | ||
1046 | /* read the greeting string */ | |
95c53908 RS |
1047 | if (buffer_gets(&imap->buf, &rsp)) { |
1048 | fprintf(stderr, "IMAP error: no greeting response\n"); | |
f2561fda MM |
1049 | goto bail; |
1050 | } | |
95c53908 RS |
1051 | arg = next_arg(&rsp); |
1052 | if (!arg || *arg != '*' || (arg = next_arg(&rsp)) == NULL) { | |
1053 | fprintf(stderr, "IMAP error: invalid greeting response\n"); | |
f2561fda MM |
1054 | goto bail; |
1055 | } | |
1056 | preauth = 0; | |
95c53908 | 1057 | if (!strcmp("PREAUTH", arg)) |
f2561fda | 1058 | preauth = 1; |
95c53908 RS |
1059 | else if (strcmp("OK", arg) != 0) { |
1060 | fprintf(stderr, "IMAP error: unknown greeting response\n"); | |
f2561fda MM |
1061 | goto bail; |
1062 | } | |
95c53908 RS |
1063 | parse_response_code(ctx, NULL, rsp); |
1064 | if (!imap->caps && imap_exec(ctx, NULL, "CAPABILITY") != RESP_OK) | |
f2561fda MM |
1065 | goto bail; |
1066 | ||
1067 | if (!preauth) { | |
684ec6c6 RS |
1068 | #ifndef NO_OPENSSL |
1069 | if (!srvc->use_ssl && CAP(STARTTLS)) { | |
d27da38a | 1070 | if (imap_exec(ctx, NULL, "STARTTLS") != RESP_OK) |
684ec6c6 RS |
1071 | goto bail; |
1072 | if (ssl_socket_connect(&imap->buf.sock, 1, | |
1073 | srvc->ssl_verify)) | |
1074 | goto bail; | |
1075 | /* capabilities may have changed, so get the new capabilities */ | |
d27da38a | 1076 | if (imap_exec(ctx, NULL, "CAPABILITY") != RESP_OK) |
684ec6c6 RS |
1077 | goto bail; |
1078 | } | |
1079 | #endif | |
95c53908 | 1080 | imap_info("Logging in...\n"); |
791643a8 DA |
1081 | if (!srvc->user || !srvc->pass) { |
1082 | cred.protocol = xstrdup(srvc->use_ssl ? "imaps" : "imap"); | |
1083 | cred.host = xstrdup(srvc->host); | |
1084 | ||
1085 | if (srvc->user) | |
1086 | cred.username = xstrdup(srvc->user); | |
1087 | if (srvc->pass) | |
1088 | cred.password = xstrdup(srvc->pass); | |
1089 | ||
1090 | credential_fill(&cred); | |
1091 | ||
1092 | if (!srvc->user) | |
1093 | srvc->user = xstrdup(cred.username); | |
1094 | if (!srvc->pass) | |
1095 | srvc->pass = xstrdup(cred.password); | |
f2561fda | 1096 | } |
791643a8 | 1097 | |
f2561fda | 1098 | if (CAP(NOLOGIN)) { |
95c53908 | 1099 | fprintf(stderr, "Skipping account %s@%s, server forbids LOGIN\n", srvc->user, srvc->host); |
f2561fda MM |
1100 | goto bail; |
1101 | } | |
ae9c606e HM |
1102 | |
1103 | if (srvc->auth_method) { | |
1104 | struct imap_cmd_cb cb; | |
1105 | ||
1106 | if (!strcmp(srvc->auth_method, "CRAM-MD5")) { | |
1107 | if (!CAP(AUTH_CRAM_MD5)) { | |
1108 | fprintf(stderr, "You specified" | |
1109 | "CRAM-MD5 as authentication method, " | |
1110 | "but %s doesn't support it.\n", srvc->host); | |
1111 | goto bail; | |
1112 | } | |
1113 | /* CRAM-MD5 */ | |
1114 | ||
1115 | memset(&cb, 0, sizeof(cb)); | |
1116 | cb.cont = auth_cram_md5; | |
1117 | if (imap_exec(ctx, &cb, "AUTHENTICATE CRAM-MD5") != RESP_OK) { | |
1118 | fprintf(stderr, "IMAP error: AUTHENTICATE CRAM-MD5 failed\n"); | |
1119 | goto bail; | |
1120 | } | |
1121 | } else { | |
1122 | fprintf(stderr, "Unknown authentication method:%s\n", srvc->host); | |
1123 | goto bail; | |
1124 | } | |
1125 | } else { | |
10439d89 CW |
1126 | if (!imap->buf.sock.ssl) |
1127 | imap_warn("*** IMAP Warning *** Password is being " | |
1128 | "sent in the clear\n"); | |
ae9c606e HM |
1129 | if (imap_exec(ctx, NULL, "LOGIN \"%s\" \"%s\"", srvc->user, srvc->pass) != RESP_OK) { |
1130 | fprintf(stderr, "IMAP error: LOGIN failed\n"); | |
1131 | goto bail; | |
1132 | } | |
f2561fda MM |
1133 | } |
1134 | } /* !preauth */ | |
1135 | ||
791643a8 DA |
1136 | if (cred.username) |
1137 | credential_approve(&cred); | |
1138 | credential_clear(&cred); | |
1139 | ||
e0d8e308 TF |
1140 | /* check the target mailbox exists */ |
1141 | ctx->name = folder; | |
1142 | switch (imap_exec(ctx, NULL, "EXAMINE \"%s\"", ctx->name)) { | |
1143 | case RESP_OK: | |
1144 | /* ok */ | |
1145 | break; | |
1146 | case RESP_BAD: | |
1147 | fprintf(stderr, "IMAP error: could not check mailbox\n"); | |
1148 | goto out; | |
1149 | case RESP_NO: | |
1150 | if (imap_exec(ctx, NULL, "CREATE \"%s\"", ctx->name) == RESP_OK) { | |
1151 | imap_info("Created missing mailbox\n"); | |
1152 | } else { | |
1153 | fprintf(stderr, "IMAP error: could not create missing mailbox\n"); | |
1154 | goto out; | |
1155 | } | |
1156 | break; | |
1157 | } | |
1158 | ||
f2561fda | 1159 | ctx->prefix = ""; |
fe47e1df | 1160 | return ctx; |
f2561fda | 1161 | |
9f1ad541 | 1162 | bail: |
791643a8 DA |
1163 | if (cred.username) |
1164 | credential_reject(&cred); | |
1165 | credential_clear(&cred); | |
1166 | ||
e0d8e308 | 1167 | out: |
fe47e1df | 1168 | imap_close_store(ctx); |
5142db69 | 1169 | return NULL; |
f2561fda MM |
1170 | } |
1171 | ||
3691031c MH |
1172 | /* |
1173 | * Insert CR characters as necessary in *msg to ensure that every LF | |
1174 | * character in *msg is preceded by a CR. | |
1175 | */ | |
f035ab62 | 1176 | static void lf_to_crlf(struct strbuf *msg) |
f2561fda | 1177 | { |
67d17630 | 1178 | char *new; |
3691031c MH |
1179 | size_t i, j; |
1180 | char lastc; | |
1181 | ||
1182 | /* First pass: tally, in j, the size of the new string: */ | |
1183 | for (i = j = 0, lastc = '\0'; i < msg->len; i++) { | |
1184 | if (msg->buf[i] == '\n' && lastc != '\r') | |
1185 | j++; /* a CR will need to be added here */ | |
1186 | lastc = msg->buf[i]; | |
1187 | j++; | |
f2561fda | 1188 | } |
67d17630 | 1189 | |
3733e694 | 1190 | new = xmallocz(j); |
3691031c MH |
1191 | |
1192 | /* | |
1193 | * Second pass: write the new string. Note that this loop is | |
1194 | * otherwise identical to the first pass. | |
1195 | */ | |
1196 | for (i = j = 0, lastc = '\0'; i < msg->len; i++) { | |
1197 | if (msg->buf[i] == '\n' && lastc != '\r') | |
67d17630 | 1198 | new[j++] = '\r'; |
3691031c | 1199 | lastc = new[j++] = msg->buf[i]; |
f2561fda | 1200 | } |
3691031c | 1201 | strbuf_attach(msg, new, j, j + 1); |
67d17630 | 1202 | } |
f2561fda | 1203 | |
f035ab62 MH |
1204 | /* |
1205 | * Store msg to IMAP. Also detach and free the data from msg->data, | |
1206 | * leaving msg->data empty. | |
1207 | */ | |
fe47e1df | 1208 | static int imap_store_msg(struct imap_store *ctx, struct strbuf *msg) |
f2561fda | 1209 | { |
9f1ad541 | 1210 | struct imap *imap = ctx->imap; |
f2561fda | 1211 | struct imap_cmd_cb cb; |
f2561fda | 1212 | const char *prefix, *box; |
719125c5 | 1213 | int ret; |
f2561fda | 1214 | |
cbc60761 | 1215 | lf_to_crlf(msg); |
95c53908 | 1216 | memset(&cb, 0, sizeof(cb)); |
f2561fda | 1217 | |
cbc60761 MH |
1218 | cb.dlen = msg->len; |
1219 | cb.data = strbuf_detach(msg, NULL); | |
f2561fda | 1220 | |
636fd66b | 1221 | box = ctx->name; |
3a7cba95 | 1222 | prefix = !strcmp(box, "INBOX") ? "" : ctx->prefix; |
719125c5 | 1223 | ret = imap_exec_m(ctx, &cb, "APPEND \"%s%s\" ", prefix, box); |
f2561fda MM |
1224 | imap->caps = imap->rcaps; |
1225 | if (ret != DRV_OK) | |
1226 | return ret; | |
f2561fda MM |
1227 | |
1228 | return DRV_OK; | |
1229 | } | |
1230 | ||
f035ab62 | 1231 | static void wrap_in_html(struct strbuf *msg) |
c64d84f1 JW |
1232 | { |
1233 | struct strbuf buf = STRBUF_INIT; | |
c64d84f1 JW |
1234 | static char *content_type = "Content-Type: text/html;\n"; |
1235 | static char *pre_open = "<pre>\n"; | |
1236 | static char *pre_close = "</pre>\n"; | |
118a68f9 MH |
1237 | const char *body = strstr(msg->buf, "\n\n"); |
1238 | ||
1239 | if (!body) | |
1240 | return; /* Headers but no body; no wrapping needed */ | |
1241 | ||
1242 | body += 2; | |
1243 | ||
1244 | strbuf_add(&buf, msg->buf, body - msg->buf - 1); | |
1245 | strbuf_addstr(&buf, content_type); | |
1246 | strbuf_addch(&buf, '\n'); | |
1247 | strbuf_addstr(&buf, pre_open); | |
1248 | strbuf_addstr_xml_quoted(&buf, body); | |
c64d84f1 | 1249 | strbuf_addstr(&buf, pre_close); |
118a68f9 | 1250 | |
f035ab62 MH |
1251 | strbuf_release(msg); |
1252 | *msg = buf; | |
c64d84f1 JW |
1253 | } |
1254 | ||
f2561fda MM |
1255 | #define CHUNKSIZE 0x1000 |
1256 | ||
3a34e626 | 1257 | static int read_message(FILE *f, struct strbuf *all_msgs) |
f2561fda | 1258 | { |
635d043f | 1259 | do { |
3a34e626 | 1260 | if (strbuf_fread(all_msgs, CHUNKSIZE, f) <= 0) |
f2561fda | 1261 | break; |
635d043f PH |
1262 | } while (!feof(f)); |
1263 | ||
6360bee4 | 1264 | return ferror(f) ? -1 : 0; |
f2561fda MM |
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 | ||
ef7e1d0c | 1327 | static void git_imap_config(void) |
f2561fda | 1328 | { |
ef7e1d0c TA |
1329 | const char *val = NULL; |
1330 | ||
1331 | git_config_get_bool("imap.sslverify", &server.ssl_verify); | |
1332 | git_config_get_bool("imap.preformattedhtml", &server.use_html); | |
5dcdc780 | 1333 | git_config_get_string("imap.folder", &server.folder); |
3c17c34a | 1334 | |
ef7e1d0c TA |
1335 | if (!git_config_get_value("imap.host", &val)) { |
1336 | if (!val) { | |
1337 | git_die_config("imap.host", "Missing value for 'imap.host'"); | |
1338 | } else { | |
1339 | if (starts_with(val, "imap:")) | |
1340 | val += 5; | |
1341 | else if (starts_with(val, "imaps:")) { | |
1342 | val += 6; | |
1343 | server.use_ssl = 1; | |
1344 | } | |
1345 | if (starts_with(val, "//")) | |
1346 | val += 2; | |
1347 | server.host = xstrdup(val); | |
f2561fda | 1348 | } |
ef7e1d0c | 1349 | } |
ae9c606e | 1350 | |
ef7e1d0c TA |
1351 | git_config_get_string("imap.user", &server.user); |
1352 | git_config_get_string("imap.pass", &server.pass); | |
1353 | git_config_get_int("imap.port", &server.port); | |
1354 | git_config_get_string("imap.tunnel", &server.tunnel); | |
1355 | git_config_get_string("imap.authmethod", &server.auth_method); | |
f2561fda MM |
1356 | } |
1357 | ||
1e16b255 BR |
1358 | static int append_msgs_to_imap(struct imap_server_conf *server, |
1359 | struct strbuf* all_msgs, int total) | |
f2561fda | 1360 | { |
cbc60761 | 1361 | struct strbuf msg = STRBUF_INIT; |
fe47e1df | 1362 | struct imap_store *ctx = NULL; |
f2561fda MM |
1363 | int ofs = 0; |
1364 | int r; | |
1e16b255 BR |
1365 | int n = 0; |
1366 | ||
1367 | ctx = imap_open_store(server, server->folder); | |
1368 | if (!ctx) { | |
1369 | fprintf(stderr, "failed to open store\n"); | |
1370 | return 1; | |
1371 | } | |
1372 | ctx->name = server->folder; | |
1373 | ||
1374 | fprintf(stderr, "sending %d message%s\n", total, (total != 1) ? "s" : ""); | |
1375 | while (1) { | |
1376 | unsigned percent = n * 100 / total; | |
1377 | ||
1378 | fprintf(stderr, "%4u%% (%d/%d) done\r", percent, n, total); | |
1379 | ||
1380 | if (!split_msg(all_msgs, &msg, &ofs)) | |
1381 | break; | |
1382 | if (server->use_html) | |
1383 | wrap_in_html(&msg); | |
1384 | r = imap_store_msg(ctx, &msg); | |
1385 | if (r != DRV_OK) | |
1386 | break; | |
1387 | n++; | |
1388 | } | |
1389 | fprintf(stderr, "\n"); | |
1390 | ||
1391 | imap_close_store(ctx); | |
1392 | ||
1393 | return 0; | |
1394 | } | |
1395 | ||
1396 | #ifdef USE_CURL_FOR_IMAP_SEND | |
1397 | static CURL *setup_curl(struct imap_server_conf *srvc) | |
1398 | { | |
1399 | CURL *curl; | |
1400 | struct strbuf path = STRBUF_INIT; | |
1401 | ||
1402 | if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) | |
1403 | die("curl_global_init failed"); | |
1404 | ||
1405 | curl = curl_easy_init(); | |
1406 | ||
1407 | if (!curl) | |
1408 | die("curl_easy_init failed"); | |
1409 | ||
1410 | curl_easy_setopt(curl, CURLOPT_USERNAME, server.user); | |
1411 | curl_easy_setopt(curl, CURLOPT_PASSWORD, server.pass); | |
1412 | ||
1413 | strbuf_addstr(&path, server.host); | |
1414 | if (!path.len || path.buf[path.len - 1] != '/') | |
1415 | strbuf_addch(&path, '/'); | |
1416 | strbuf_addstr(&path, server.folder); | |
1417 | ||
1418 | curl_easy_setopt(curl, CURLOPT_URL, path.buf); | |
1419 | strbuf_release(&path); | |
1420 | curl_easy_setopt(curl, CURLOPT_PORT, server.port); | |
1421 | ||
1422 | if (server.auth_method) { | |
71d92575 JS |
1423 | #if LIBCURL_VERSION_NUM < 0x072200 |
1424 | warning("No LOGIN_OPTIONS support in this cURL version"); | |
1425 | #else | |
1e16b255 BR |
1426 | struct strbuf auth = STRBUF_INIT; |
1427 | strbuf_addstr(&auth, "AUTH="); | |
1428 | strbuf_addstr(&auth, server.auth_method); | |
1429 | curl_easy_setopt(curl, CURLOPT_LOGIN_OPTIONS, auth.buf); | |
1430 | strbuf_release(&auth); | |
71d92575 | 1431 | #endif |
1e16b255 BR |
1432 | } |
1433 | ||
230c09c0 KM |
1434 | if (!server.use_ssl) |
1435 | curl_easy_setopt(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_TRY); | |
1e16b255 BR |
1436 | |
1437 | curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, server.ssl_verify); | |
1438 | curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, server.ssl_verify); | |
1439 | ||
1440 | curl_easy_setopt(curl, CURLOPT_READFUNCTION, fread_buffer); | |
1441 | ||
1442 | curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L); | |
1443 | ||
d47e55da | 1444 | if (0 < verbosity || getenv("GIT_CURL_VERBOSE")) |
1e16b255 BR |
1445 | curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L); |
1446 | ||
1447 | return curl; | |
1448 | } | |
1449 | ||
1450 | static int curl_append_msgs_to_imap(struct imap_server_conf *server, | |
1451 | struct strbuf* all_msgs, int total) { | |
1452 | int ofs = 0; | |
1453 | int n = 0; | |
1454 | struct buffer msgbuf = { STRBUF_INIT, 0 }; | |
1455 | CURL *curl; | |
1456 | CURLcode res = CURLE_OK; | |
1457 | ||
1458 | curl = setup_curl(server); | |
1459 | curl_easy_setopt(curl, CURLOPT_READDATA, &msgbuf); | |
1460 | ||
1461 | fprintf(stderr, "sending %d message%s\n", total, (total != 1) ? "s" : ""); | |
1462 | while (1) { | |
1463 | unsigned percent = n * 100 / total; | |
1464 | int prev_len; | |
1465 | ||
1466 | fprintf(stderr, "%4u%% (%d/%d) done\r", percent, n, total); | |
1467 | ||
1468 | prev_len = msgbuf.buf.len; | |
1469 | if (!split_msg(all_msgs, &msgbuf.buf, &ofs)) | |
1470 | break; | |
1471 | if (server->use_html) | |
1472 | wrap_in_html(&msgbuf.buf); | |
1473 | lf_to_crlf(&msgbuf.buf); | |
1474 | ||
1475 | curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE, | |
1476 | (curl_off_t)(msgbuf.buf.len-prev_len)); | |
1477 | ||
1478 | res = curl_easy_perform(curl); | |
1479 | ||
1480 | if(res != CURLE_OK) { | |
1481 | fprintf(stderr, "curl_easy_perform() failed: %s\n", | |
1482 | curl_easy_strerror(res)); | |
1483 | break; | |
1484 | } | |
1485 | ||
1486 | n++; | |
1487 | } | |
1488 | fprintf(stderr, "\n"); | |
1489 | ||
1490 | curl_easy_cleanup(curl); | |
1491 | curl_global_cleanup(); | |
1492 | ||
1493 | return 0; | |
1494 | } | |
1495 | #endif | |
1496 | ||
1497 | int main(int argc, char **argv) | |
1498 | { | |
1499 | struct strbuf all_msgs = STRBUF_INIT; | |
1500 | int total; | |
a0406b94 | 1501 | int nongit_ok; |
f2561fda | 1502 | |
2fb3f6db | 1503 | git_extract_argv0_path(argv[0]); |
f2561fda | 1504 | |
5e9637c6 ÆAB |
1505 | git_setup_gettext(); |
1506 | ||
a0406b94 | 1507 | setup_git_directory_gently(&nongit_ok); |
ef7e1d0c | 1508 | git_imap_config(); |
f2561fda | 1509 | |
f1a35295 BR |
1510 | argc = parse_options(argc, (const char **)argv, "", imap_send_options, imap_send_usage, 0); |
1511 | ||
1512 | if (argc) | |
1513 | usage_with_options(imap_send_usage, imap_send_options); | |
1514 | ||
1e16b255 BR |
1515 | #ifndef USE_CURL_FOR_IMAP_SEND |
1516 | if (use_curl) { | |
dcd01ea1 | 1517 | warning("--curl not supported in this build"); |
1e16b255 BR |
1518 | use_curl = 0; |
1519 | } | |
dcd01ea1 KM |
1520 | #elif defined(NO_OPENSSL) |
1521 | if (!use_curl) { | |
1522 | warning("--no-curl not supported in this build"); | |
1523 | use_curl = 1; | |
1524 | } | |
1e16b255 BR |
1525 | #endif |
1526 | ||
684ec6c6 RS |
1527 | if (!server.port) |
1528 | server.port = server.use_ssl ? 993 : 143; | |
f2561fda | 1529 | |
39180571 | 1530 | if (!server.folder) { |
95c53908 | 1531 | fprintf(stderr, "no imap store specified\n"); |
f2561fda MM |
1532 | return 1; |
1533 | } | |
5b67b8e2 | 1534 | if (!server.host) { |
34b5cd1f | 1535 | if (!server.tunnel) { |
95c53908 | 1536 | fprintf(stderr, "no imap host specified\n"); |
34b5cd1f JK |
1537 | return 1; |
1538 | } | |
1539 | server.host = "tunnel"; | |
5b67b8e2 | 1540 | } |
f2561fda MM |
1541 | |
1542 | /* read the messages */ | |
6360bee4 MH |
1543 | if (read_message(stdin, &all_msgs)) { |
1544 | fprintf(stderr, "error reading input\n"); | |
1545 | return 1; | |
1546 | } | |
1547 | ||
1548 | if (all_msgs.len == 0) { | |
9f1ad541 | 1549 | fprintf(stderr, "nothing to send\n"); |
f2561fda MM |
1550 | return 1; |
1551 | } | |
1552 | ||
95c53908 | 1553 | total = count_messages(&all_msgs); |
1cd88cc9 | 1554 | if (!total) { |
9f1ad541 | 1555 | fprintf(stderr, "no messages to send\n"); |
f2561fda MM |
1556 | return 1; |
1557 | } | |
1558 | ||
1559 | /* write it to the imap server */ | |
f035ab62 | 1560 | |
1e16b255 BR |
1561 | if (server.tunnel) |
1562 | return append_msgs_to_imap(&server, &all_msgs, total); | |
f2561fda | 1563 | |
1e16b255 BR |
1564 | #ifdef USE_CURL_FOR_IMAP_SEND |
1565 | if (use_curl) | |
1566 | return curl_append_msgs_to_imap(&server, &all_msgs, total); | |
1567 | #endif | |
f2561fda | 1568 | |
1e16b255 | 1569 | return append_msgs_to_imap(&server, &all_msgs, total); |
f2561fda | 1570 | } |