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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" | |
b2141fc1 | 26 | #include "config.h" |
791643a8 | 27 | #include "credential.h" |
2fb3f6db | 28 | #include "exec_cmd.h" |
c94d2dd0 | 29 | #include "run-command.h" |
f1a35295 | 30 | #include "parse-options.h" |
684ec6c6 RS |
31 | #ifdef NO_OPENSSL |
32 | typedef void *SSL; | |
33 | #endif | |
1e16b255 BR |
34 | #ifdef USE_CURL_FOR_IMAP_SEND |
35 | #include "http.h" | |
36 | #endif | |
f2561fda | 37 | |
dcd01ea1 KM |
38 | #if defined(USE_CURL_FOR_IMAP_SEND) && defined(NO_OPENSSL) |
39 | /* only available option */ | |
40 | #define USE_CURL_DEFAULT 1 | |
41 | #else | |
42 | /* strictly opt in */ | |
43 | #define USE_CURL_DEFAULT 0 | |
44 | #endif | |
45 | ||
f1a35295 | 46 | static int verbosity; |
dcd01ea1 | 47 | static int use_curl = USE_CURL_DEFAULT; |
f1a35295 | 48 | |
1e16b255 | 49 | static const char * const imap_send_usage[] = { "git imap-send [-v] [-q] [--[no-]curl] < <mbox>", NULL }; |
f1a35295 BR |
50 | |
51 | static struct option imap_send_options[] = { | |
52 | OPT__VERBOSITY(&verbosity), | |
1e16b255 | 53 | OPT_BOOL(0, "curl", &use_curl, "use libcurl to communicate with the IMAP server"), |
f1a35295 BR |
54 | OPT_END() |
55 | }; | |
f2561fda | 56 | |
d23b1ecf | 57 | #undef DRV_OK |
f2561fda MM |
58 | #define DRV_OK 0 |
59 | #define DRV_MSG_BAD -1 | |
60 | #define DRV_BOX_BAD -2 | |
61 | #define DRV_STORE_BAD -3 | |
62 | ||
28bea9e5 | 63 | __attribute__((format (printf, 1, 2))) |
95c53908 | 64 | static void imap_info(const char *, ...); |
28bea9e5 | 65 | __attribute__((format (printf, 1, 2))) |
95c53908 | 66 | static void imap_warn(const char *, ...); |
f2561fda | 67 | |
95c53908 | 68 | static char *next_arg(char **); |
f2561fda | 69 | |
28bea9e5 | 70 | __attribute__((format (printf, 3, 4))) |
95c53908 | 71 | static int nfsnprintf(char *buf, int blen, const char *fmt, ...); |
f2561fda | 72 | |
19247e55 PH |
73 | static int nfvasprintf(char **strp, const char *fmt, va_list ap) |
74 | { | |
75 | int len; | |
76 | char tmp[8192]; | |
77 | ||
78 | len = vsnprintf(tmp, sizeof(tmp), fmt, ap); | |
79 | if (len < 0) | |
d7530708 | 80 | die("Fatal: Out of memory"); |
19247e55 | 81 | if (len >= sizeof(tmp)) |
d7530708 | 82 | die("imap command overflow!"); |
19247e55 PH |
83 | *strp = xmemdupz(tmp, len); |
84 | return len; | |
85 | } | |
f2561fda | 86 | |
9f1ad541 | 87 | struct imap_server_conf { |
f2561fda MM |
88 | char *name; |
89 | char *tunnel; | |
90 | char *host; | |
91 | int port; | |
39180571 | 92 | char *folder; |
f2561fda MM |
93 | char *user; |
94 | char *pass; | |
684ec6c6 RS |
95 | int use_ssl; |
96 | int ssl_verify; | |
c64d84f1 | 97 | int use_html; |
ae9c606e HM |
98 | char *auth_method; |
99 | }; | |
100 | ||
101 | static struct imap_server_conf server = { | |
102 | NULL, /* name */ | |
103 | NULL, /* tunnel */ | |
104 | NULL, /* host */ | |
105 | 0, /* port */ | |
39180571 | 106 | NULL, /* folder */ |
ae9c606e HM |
107 | NULL, /* user */ |
108 | NULL, /* pass */ | |
109 | 0, /* use_ssl */ | |
110 | 1, /* ssl_verify */ | |
111 | 0, /* use_html */ | |
112 | NULL, /* auth_method */ | |
9f1ad541 | 113 | }; |
f2561fda | 114 | |
9f1ad541 | 115 | struct imap_socket { |
7a7796e9 | 116 | int fd[2]; |
684ec6c6 | 117 | SSL *ssl; |
9f1ad541 | 118 | }; |
f2561fda | 119 | |
9f1ad541 JH |
120 | struct imap_buffer { |
121 | struct imap_socket sock; | |
f2561fda MM |
122 | int bytes; |
123 | int offset; | |
124 | char buf[1024]; | |
9f1ad541 | 125 | }; |
f2561fda MM |
126 | |
127 | struct imap_cmd; | |
128 | ||
9f1ad541 | 129 | struct imap { |
f2561fda | 130 | int uidnext; /* from SELECT responses */ |
f2561fda MM |
131 | unsigned caps, rcaps; /* CAPABILITY results */ |
132 | /* command queue */ | |
133 | int nexttag, num_in_progress, literal_pending; | |
134 | struct imap_cmd *in_progress, **in_progress_append; | |
9f1ad541 JH |
135 | struct imap_buffer buf; /* this is BIG, so put it last */ |
136 | }; | |
f2561fda | 137 | |
9f1ad541 | 138 | struct imap_store { |
636fd66b MH |
139 | /* currently open mailbox */ |
140 | const char *name; /* foreign! maybe preset? */ | |
141 | int uidvalidity; | |
9f1ad541 | 142 | struct imap *imap; |
f2561fda | 143 | const char *prefix; |
9f1ad541 | 144 | }; |
f2561fda MM |
145 | |
146 | struct imap_cmd_cb { | |
9f1ad541 JH |
147 | int (*cont)(struct imap_store *ctx, struct imap_cmd *cmd, const char *prompt); |
148 | void (*done)(struct imap_store *ctx, struct imap_cmd *cmd, int response); | |
f2561fda MM |
149 | void *ctx; |
150 | char *data; | |
151 | int dlen; | |
152 | int uid; | |
f2561fda MM |
153 | }; |
154 | ||
155 | struct imap_cmd { | |
156 | struct imap_cmd *next; | |
157 | struct imap_cmd_cb cb; | |
158 | char *cmd; | |
159 | int tag; | |
160 | }; | |
161 | ||
162 | #define CAP(cap) (imap->caps & (1 << (cap))) | |
163 | ||
164 | enum CAPABILITY { | |
165 | NOLOGIN = 0, | |
166 | UIDPLUS, | |
167 | LITERALPLUS, | |
168 | NAMESPACE, | |
684ec6c6 | 169 | STARTTLS, |
4b05548f | 170 | AUTH_CRAM_MD5 |
f2561fda MM |
171 | }; |
172 | ||
173 | static const char *cap_list[] = { | |
174 | "LOGINDISABLED", | |
175 | "UIDPLUS", | |
176 | "LITERAL+", | |
177 | "NAMESPACE", | |
684ec6c6 | 178 | "STARTTLS", |
ae9c606e | 179 | "AUTH=CRAM-MD5", |
f2561fda MM |
180 | }; |
181 | ||
182 | #define RESP_OK 0 | |
183 | #define RESP_NO 1 | |
184 | #define RESP_BAD 2 | |
185 | ||
9f1ad541 | 186 | static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd); |
f2561fda MM |
187 | |
188 | ||
684ec6c6 RS |
189 | #ifndef NO_OPENSSL |
190 | static void ssl_socket_perror(const char *func) | |
191 | { | |
2af202be | 192 | fprintf(stderr, "%s: %s\n", func, ERR_error_string(ERR_get_error(), NULL)); |
684ec6c6 RS |
193 | } |
194 | #endif | |
195 | ||
9f1ad541 | 196 | static void socket_perror(const char *func, struct imap_socket *sock, int ret) |
f2561fda | 197 | { |
684ec6c6 RS |
198 | #ifndef NO_OPENSSL |
199 | if (sock->ssl) { | |
200 | int sslerr = SSL_get_error(sock->ssl, ret); | |
201 | switch (sslerr) { | |
202 | case SSL_ERROR_NONE: | |
203 | break; | |
204 | case SSL_ERROR_SYSCALL: | |
205 | perror("SSL_connect"); | |
206 | break; | |
207 | default: | |
208 | ssl_socket_perror("SSL_connect"); | |
209 | break; | |
210 | } | |
211 | } else | |
212 | #endif | |
213 | { | |
214 | if (ret < 0) | |
215 | perror(func); | |
216 | else | |
217 | fprintf(stderr, "%s: unexpected EOF\n", func); | |
218 | } | |
219 | } | |
220 | ||
1e1fe529 | 221 | #ifdef NO_OPENSSL |
9f1ad541 | 222 | static int ssl_socket_connect(struct imap_socket *sock, int use_tls_only, int verify) |
684ec6c6 | 223 | { |
684ec6c6 RS |
224 | fprintf(stderr, "SSL requested but SSL support not compiled in\n"); |
225 | return -1; | |
1e1fe529 JH |
226 | } |
227 | ||
1e380ddc | 228 | #else |
1e1fe529 | 229 | |
b62fb077 OB |
230 | static int host_matches(const char *host, const char *pattern) |
231 | { | |
232 | if (pattern[0] == '*' && pattern[1] == '.') { | |
233 | pattern += 2; | |
234 | if (!(host = strchr(host, '.'))) | |
235 | return 0; | |
236 | host++; | |
237 | } | |
238 | ||
239 | return *host && *pattern && !strcasecmp(host, pattern); | |
240 | } | |
241 | ||
242 | static int verify_hostname(X509 *cert, const char *hostname) | |
243 | { | |
244 | int len; | |
245 | X509_NAME *subj; | |
246 | char cname[1000]; | |
e174744a OB |
247 | int i, found; |
248 | STACK_OF(GENERAL_NAME) *subj_alt_names; | |
249 | ||
250 | /* try the DNS subjectAltNames */ | |
251 | found = 0; | |
252 | if ((subj_alt_names = X509_get_ext_d2i(cert, NID_subject_alt_name, NULL, NULL))) { | |
253 | int num_subj_alt_names = sk_GENERAL_NAME_num(subj_alt_names); | |
254 | for (i = 0; !found && i < num_subj_alt_names; i++) { | |
255 | GENERAL_NAME *subj_alt_name = sk_GENERAL_NAME_value(subj_alt_names, i); | |
256 | if (subj_alt_name->type == GEN_DNS && | |
257 | strlen((const char *)subj_alt_name->d.ia5->data) == (size_t)subj_alt_name->d.ia5->length && | |
258 | host_matches(hostname, (const char *)(subj_alt_name->d.ia5->data))) | |
259 | found = 1; | |
260 | } | |
261 | sk_GENERAL_NAME_pop_free(subj_alt_names, GENERAL_NAME_free); | |
262 | } | |
263 | if (found) | |
264 | return 0; | |
b62fb077 OB |
265 | |
266 | /* try the common name */ | |
267 | if (!(subj = X509_get_subject_name(cert))) | |
268 | return error("cannot get certificate subject"); | |
269 | if ((len = X509_NAME_get_text_by_NID(subj, NID_commonName, cname, sizeof(cname))) < 0) | |
270 | return error("cannot get certificate common name"); | |
271 | if (strlen(cname) == (size_t)len && host_matches(hostname, cname)) | |
272 | return 0; | |
273 | return error("certificate owner '%s' does not match hostname '%s'", | |
274 | cname, hostname); | |
275 | } | |
276 | ||
1e1fe529 JH |
277 | static int ssl_socket_connect(struct imap_socket *sock, int use_tls_only, int verify) |
278 | { | |
1e380ddc VL |
279 | #if (OPENSSL_VERSION_NUMBER >= 0x10000000L) |
280 | const SSL_METHOD *meth; | |
684ec6c6 RS |
281 | #else |
282 | SSL_METHOD *meth; | |
1e380ddc | 283 | #endif |
684ec6c6 RS |
284 | SSL_CTX *ctx; |
285 | int ret; | |
b62fb077 | 286 | X509 *cert; |
684ec6c6 RS |
287 | |
288 | SSL_library_init(); | |
289 | SSL_load_error_strings(); | |
290 | ||
b51c0d4b | 291 | meth = SSLv23_method(); |
684ec6c6 RS |
292 | if (!meth) { |
293 | ssl_socket_perror("SSLv23_method"); | |
294 | return -1; | |
295 | } | |
296 | ||
297 | ctx = SSL_CTX_new(meth); | |
6738a33b KY |
298 | if (!ctx) { |
299 | ssl_socket_perror("SSL_CTX_new"); | |
300 | return -1; | |
301 | } | |
684ec6c6 | 302 | |
b51c0d4b KY |
303 | if (use_tls_only) |
304 | SSL_CTX_set_options(ctx, SSL_OP_NO_SSLv2 | SSL_OP_NO_SSLv3); | |
684ec6c6 RS |
305 | |
306 | if (verify) | |
307 | SSL_CTX_set_verify(ctx, SSL_VERIFY_PEER, NULL); | |
308 | ||
309 | if (!SSL_CTX_set_default_verify_paths(ctx)) { | |
310 | ssl_socket_perror("SSL_CTX_set_default_verify_paths"); | |
311 | return -1; | |
312 | } | |
313 | sock->ssl = SSL_new(ctx); | |
314 | if (!sock->ssl) { | |
315 | ssl_socket_perror("SSL_new"); | |
316 | return -1; | |
317 | } | |
7a7796e9 EFL |
318 | if (!SSL_set_rfd(sock->ssl, sock->fd[0])) { |
319 | ssl_socket_perror("SSL_set_rfd"); | |
320 | return -1; | |
321 | } | |
322 | if (!SSL_set_wfd(sock->ssl, sock->fd[1])) { | |
323 | ssl_socket_perror("SSL_set_wfd"); | |
684ec6c6 RS |
324 | return -1; |
325 | } | |
326 | ||
698a1ec4 JH |
327 | #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME |
328 | /* | |
329 | * SNI (RFC4366) | |
330 | * OpenSSL does not document this function, but the implementation | |
331 | * returns 1 on success, 0 on failure after calling SSLerr(). | |
332 | */ | |
333 | ret = SSL_set_tlsext_host_name(sock->ssl, server.host); | |
334 | if (ret != 1) | |
335 | warning("SSL_set_tlsext_host_name(%s) failed.", server.host); | |
336 | #endif | |
337 | ||
684ec6c6 RS |
338 | ret = SSL_connect(sock->ssl); |
339 | if (ret <= 0) { | |
340 | socket_perror("SSL_connect", sock, ret); | |
341 | return -1; | |
342 | } | |
343 | ||
b62fb077 OB |
344 | if (verify) { |
345 | /* make sure the hostname matches that of the certificate */ | |
346 | cert = SSL_get_peer_certificate(sock->ssl); | |
347 | if (!cert) | |
348 | return error("unable to get peer certificate."); | |
349 | if (verify_hostname(cert, server.host) < 0) | |
350 | return -1; | |
351 | } | |
352 | ||
684ec6c6 | 353 | return 0; |
f2561fda | 354 | } |
1e1fe529 | 355 | #endif |
f2561fda | 356 | |
9f1ad541 | 357 | static int socket_read(struct imap_socket *sock, char *buf, int len) |
f2561fda | 358 | { |
684ec6c6 RS |
359 | ssize_t n; |
360 | #ifndef NO_OPENSSL | |
361 | if (sock->ssl) | |
362 | n = SSL_read(sock->ssl, buf, len); | |
363 | else | |
364 | #endif | |
7a7796e9 | 365 | n = xread(sock->fd[0], buf, len); |
f2561fda | 366 | if (n <= 0) { |
95c53908 | 367 | socket_perror("read", sock, n); |
7a7796e9 EFL |
368 | close(sock->fd[0]); |
369 | close(sock->fd[1]); | |
370 | sock->fd[0] = sock->fd[1] = -1; | |
f2561fda MM |
371 | } |
372 | return n; | |
373 | } | |
374 | ||
9f1ad541 | 375 | static int socket_write(struct imap_socket *sock, const char *buf, int len) |
f2561fda | 376 | { |
684ec6c6 RS |
377 | int n; |
378 | #ifndef NO_OPENSSL | |
379 | if (sock->ssl) | |
380 | n = SSL_write(sock->ssl, buf, len); | |
381 | else | |
382 | #endif | |
7a7796e9 | 383 | n = write_in_full(sock->fd[1], buf, len); |
f2561fda | 384 | if (n != len) { |
95c53908 | 385 | socket_perror("write", sock, n); |
7a7796e9 EFL |
386 | close(sock->fd[0]); |
387 | close(sock->fd[1]); | |
388 | sock->fd[0] = sock->fd[1] = -1; | |
f2561fda MM |
389 | } |
390 | return n; | |
391 | } | |
392 | ||
9f1ad541 | 393 | static void socket_shutdown(struct imap_socket *sock) |
684ec6c6 RS |
394 | { |
395 | #ifndef NO_OPENSSL | |
396 | if (sock->ssl) { | |
397 | SSL_shutdown(sock->ssl); | |
398 | SSL_free(sock->ssl); | |
399 | } | |
400 | #endif | |
7a7796e9 EFL |
401 | close(sock->fd[0]); |
402 | close(sock->fd[1]); | |
684ec6c6 RS |
403 | } |
404 | ||
f2561fda | 405 | /* simple line buffering */ |
9f1ad541 | 406 | static int buffer_gets(struct imap_buffer *b, char **s) |
f2561fda MM |
407 | { |
408 | int n; | |
409 | int start = b->offset; | |
410 | ||
411 | *s = b->buf + start; | |
412 | ||
413 | for (;;) { | |
414 | /* make sure we have enough data to read the \r\n sequence */ | |
415 | if (b->offset + 1 >= b->bytes) { | |
416 | if (start) { | |
417 | /* shift down used bytes */ | |
418 | *s = b->buf; | |
419 | ||
95c53908 | 420 | assert(start <= b->bytes); |
f2561fda MM |
421 | n = b->bytes - start; |
422 | ||
423 | if (n) | |
173a9cbe | 424 | memmove(b->buf, b->buf + start, n); |
f2561fda MM |
425 | b->offset -= start; |
426 | b->bytes = n; | |
427 | start = 0; | |
428 | } | |
429 | ||
95c53908 RS |
430 | n = socket_read(&b->sock, b->buf + b->bytes, |
431 | sizeof(b->buf) - b->bytes); | |
f2561fda MM |
432 | |
433 | if (n <= 0) | |
434 | return -1; | |
435 | ||
436 | b->bytes += n; | |
437 | } | |
438 | ||
439 | if (b->buf[b->offset] == '\r') { | |
95c53908 | 440 | assert(b->offset + 1 < b->bytes); |
f2561fda MM |
441 | if (b->buf[b->offset + 1] == '\n') { |
442 | b->buf[b->offset] = 0; /* terminate the string */ | |
443 | b->offset += 2; /* next line */ | |
f1a35295 | 444 | if (0 < verbosity) |
95c53908 | 445 | puts(*s); |
f2561fda MM |
446 | return 0; |
447 | } | |
448 | } | |
449 | ||
450 | b->offset++; | |
451 | } | |
452 | /* not reached */ | |
453 | } | |
454 | ||
95c53908 | 455 | static void imap_info(const char *msg, ...) |
f2561fda MM |
456 | { |
457 | va_list va; | |
458 | ||
f1a35295 | 459 | if (0 <= verbosity) { |
95c53908 RS |
460 | va_start(va, msg); |
461 | vprintf(msg, va); | |
462 | va_end(va); | |
463 | fflush(stdout); | |
f2561fda MM |
464 | } |
465 | } | |
466 | ||
95c53908 | 467 | static void imap_warn(const char *msg, ...) |
f2561fda MM |
468 | { |
469 | va_list va; | |
470 | ||
f1a35295 | 471 | if (-2 < verbosity) { |
95c53908 RS |
472 | va_start(va, msg); |
473 | vfprintf(stderr, msg, va); | |
474 | va_end(va); | |
f2561fda MM |
475 | } |
476 | } | |
477 | ||
95c53908 | 478 | static char *next_arg(char **s) |
f2561fda MM |
479 | { |
480 | char *ret; | |
481 | ||
482 | if (!s || !*s) | |
5142db69 | 483 | return NULL; |
95c53908 | 484 | while (isspace((unsigned char) **s)) |
f2561fda MM |
485 | (*s)++; |
486 | if (!**s) { | |
5142db69 RS |
487 | *s = NULL; |
488 | return NULL; | |
f2561fda MM |
489 | } |
490 | if (**s == '"') { | |
491 | ++*s; | |
492 | ret = *s; | |
95c53908 | 493 | *s = strchr(*s, '"'); |
f2561fda MM |
494 | } else { |
495 | ret = *s; | |
95c53908 | 496 | while (**s && !isspace((unsigned char) **s)) |
f2561fda MM |
497 | (*s)++; |
498 | } | |
499 | if (*s) { | |
500 | if (**s) | |
501 | *(*s)++ = 0; | |
502 | if (!**s) | |
5142db69 | 503 | *s = NULL; |
f2561fda MM |
504 | } |
505 | return ret; | |
506 | } | |
507 | ||
95c53908 | 508 | static int nfsnprintf(char *buf, int blen, const char *fmt, ...) |
f2561fda MM |
509 | { |
510 | int ret; | |
511 | va_list va; | |
512 | ||
95c53908 RS |
513 | va_start(va, fmt); |
514 | if (blen <= 0 || (unsigned)(ret = vsnprintf(buf, blen, fmt, va)) >= (unsigned)blen) | |
ef1177d1 | 515 | die("BUG: buffer too small. Please report a bug."); |
95c53908 | 516 | va_end(va); |
f2561fda MM |
517 | return ret; |
518 | } | |
519 | ||
e0d8e308 TF |
520 | static struct imap_cmd *issue_imap_cmd(struct imap_store *ctx, |
521 | struct imap_cmd_cb *cb, | |
522 | const char *fmt, va_list ap) | |
f2561fda | 523 | { |
9f1ad541 | 524 | struct imap *imap = ctx->imap; |
f2561fda MM |
525 | struct imap_cmd *cmd; |
526 | int n, bufl; | |
527 | char buf[1024]; | |
528 | ||
95c53908 RS |
529 | cmd = xmalloc(sizeof(struct imap_cmd)); |
530 | nfvasprintf(&cmd->cmd, fmt, ap); | |
f2561fda MM |
531 | cmd->tag = ++imap->nexttag; |
532 | ||
533 | if (cb) | |
534 | cmd->cb = *cb; | |
535 | else | |
95c53908 | 536 | memset(&cmd->cb, 0, sizeof(cmd->cb)); |
f2561fda MM |
537 | |
538 | while (imap->literal_pending) | |
95c53908 | 539 | get_cmd_result(ctx, NULL); |
f2561fda | 540 | |
1702b138 ÆAB |
541 | if (!cmd->cb.data) |
542 | bufl = nfsnprintf(buf, sizeof(buf), "%d %s\r\n", cmd->tag, cmd->cmd); | |
543 | else | |
544 | bufl = nfsnprintf(buf, sizeof(buf), "%d %s{%d%s}\r\n", | |
545 | cmd->tag, cmd->cmd, cmd->cb.dlen, | |
546 | CAP(LITERALPLUS) ? "+" : ""); | |
f2561fda | 547 | |
f1a35295 | 548 | if (0 < verbosity) { |
f2561fda | 549 | if (imap->num_in_progress) |
95c53908 | 550 | printf("(%d in progress) ", imap->num_in_progress); |
ba9b9e12 | 551 | if (!starts_with(cmd->cmd, "LOGIN")) |
95c53908 | 552 | printf(">>> %s", buf); |
f2561fda | 553 | else |
95c53908 | 554 | printf(">>> %d LOGIN <user> <pass>\n", cmd->tag); |
f2561fda | 555 | } |
95c53908 RS |
556 | if (socket_write(&imap->buf.sock, buf, bufl) != bufl) { |
557 | free(cmd->cmd); | |
558 | free(cmd); | |
8e0f7003 | 559 | if (cb) |
95c53908 | 560 | free(cb->data); |
f2561fda MM |
561 | return NULL; |
562 | } | |
563 | if (cmd->cb.data) { | |
564 | if (CAP(LITERALPLUS)) { | |
95c53908 RS |
565 | n = socket_write(&imap->buf.sock, cmd->cb.data, cmd->cb.dlen); |
566 | free(cmd->cb.data); | |
f2561fda | 567 | if (n != cmd->cb.dlen || |
8e76bf3f | 568 | socket_write(&imap->buf.sock, "\r\n", 2) != 2) { |
95c53908 RS |
569 | free(cmd->cmd); |
570 | free(cmd); | |
f2561fda MM |
571 | return NULL; |
572 | } | |
5142db69 | 573 | cmd->cb.data = NULL; |
f2561fda MM |
574 | } else |
575 | imap->literal_pending = 1; | |
576 | } else if (cmd->cb.cont) | |
577 | imap->literal_pending = 1; | |
5142db69 | 578 | cmd->next = NULL; |
f2561fda MM |
579 | *imap->in_progress_append = cmd; |
580 | imap->in_progress_append = &cmd->next; | |
581 | imap->num_in_progress++; | |
582 | return cmd; | |
583 | } | |
584 | ||
28bea9e5 | 585 | __attribute__((format (printf, 3, 4))) |
9f1ad541 | 586 | static int imap_exec(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 587 | const char *fmt, ...) |
f2561fda MM |
588 | { |
589 | va_list ap; | |
590 | struct imap_cmd *cmdp; | |
591 | ||
95c53908 | 592 | va_start(ap, fmt); |
e0d8e308 | 593 | cmdp = issue_imap_cmd(ctx, cb, fmt, ap); |
95c53908 | 594 | va_end(ap); |
f2561fda MM |
595 | if (!cmdp) |
596 | return RESP_BAD; | |
597 | ||
95c53908 | 598 | return get_cmd_result(ctx, cmdp); |
f2561fda MM |
599 | } |
600 | ||
28bea9e5 | 601 | __attribute__((format (printf, 3, 4))) |
9f1ad541 | 602 | static int imap_exec_m(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 603 | const char *fmt, ...) |
f2561fda MM |
604 | { |
605 | va_list ap; | |
606 | struct imap_cmd *cmdp; | |
607 | ||
95c53908 | 608 | va_start(ap, fmt); |
e0d8e308 | 609 | cmdp = issue_imap_cmd(ctx, cb, fmt, ap); |
95c53908 | 610 | va_end(ap); |
f2561fda MM |
611 | if (!cmdp) |
612 | return DRV_STORE_BAD; | |
613 | ||
95c53908 | 614 | switch (get_cmd_result(ctx, cmdp)) { |
f2561fda MM |
615 | case RESP_BAD: return DRV_STORE_BAD; |
616 | case RESP_NO: return DRV_MSG_BAD; | |
617 | default: return DRV_OK; | |
618 | } | |
619 | } | |
620 | ||
3648b4d9 | 621 | static int skip_imap_list_l(char **sp, int level) |
f2561fda | 622 | { |
3648b4d9 | 623 | char *s = *sp; |
f2561fda MM |
624 | |
625 | for (;;) { | |
95c53908 | 626 | while (isspace((unsigned char)*s)) |
f2561fda MM |
627 | s++; |
628 | if (level && *s == ')') { | |
629 | s++; | |
630 | break; | |
631 | } | |
f2561fda MM |
632 | if (*s == '(') { |
633 | /* sublist */ | |
634 | s++; | |
3648b4d9 | 635 | if (skip_imap_list_l(&s, level + 1)) |
f2561fda MM |
636 | goto bail; |
637 | } else if (*s == '"') { | |
638 | /* quoted string */ | |
639 | s++; | |
f2561fda MM |
640 | for (; *s != '"'; s++) |
641 | if (!*s) | |
642 | goto bail; | |
f2561fda | 643 | s++; |
f2561fda MM |
644 | } else { |
645 | /* atom */ | |
95c53908 | 646 | for (; *s && !isspace((unsigned char)*s); s++) |
f2561fda MM |
647 | if (level && *s == ')') |
648 | break; | |
f2561fda MM |
649 | } |
650 | ||
651 | if (!level) | |
652 | break; | |
653 | if (!*s) | |
654 | goto bail; | |
655 | } | |
656 | *sp = s; | |
f2561fda MM |
657 | return 0; |
658 | ||
9f1ad541 | 659 | bail: |
f2561fda MM |
660 | return -1; |
661 | } | |
662 | ||
3648b4d9 | 663 | static void skip_list(char **sp) |
f2561fda | 664 | { |
3648b4d9 | 665 | skip_imap_list_l(sp, 0); |
f2561fda MM |
666 | } |
667 | ||
9f1ad541 | 668 | static void parse_capability(struct imap *imap, char *cmd) |
f2561fda MM |
669 | { |
670 | char *arg; | |
671 | unsigned i; | |
672 | ||
673 | imap->caps = 0x80000000; | |
95c53908 | 674 | while ((arg = next_arg(&cmd))) |
f2561fda | 675 | for (i = 0; i < ARRAY_SIZE(cap_list); i++) |
95c53908 | 676 | if (!strcmp(cap_list[i], arg)) |
f2561fda MM |
677 | imap->caps |= 1 << i; |
678 | imap->rcaps = imap->caps; | |
679 | } | |
680 | ||
9f1ad541 | 681 | static int parse_response_code(struct imap_store *ctx, struct imap_cmd_cb *cb, |
95c53908 | 682 | char *s) |
f2561fda | 683 | { |
9f1ad541 | 684 | struct imap *imap = ctx->imap; |
f2561fda MM |
685 | char *arg, *p; |
686 | ||
687 | if (*s != '[') | |
688 | return RESP_OK; /* no response code */ | |
689 | s++; | |
95c53908 RS |
690 | if (!(p = strchr(s, ']'))) { |
691 | fprintf(stderr, "IMAP error: malformed response code\n"); | |
f2561fda MM |
692 | return RESP_BAD; |
693 | } | |
694 | *p++ = 0; | |
95c53908 RS |
695 | arg = next_arg(&s); |
696 | if (!strcmp("UIDVALIDITY", arg)) { | |
636fd66b | 697 | if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg))) { |
95c53908 | 698 | fprintf(stderr, "IMAP error: malformed UIDVALIDITY status\n"); |
f2561fda MM |
699 | return RESP_BAD; |
700 | } | |
95c53908 RS |
701 | } else if (!strcmp("UIDNEXT", arg)) { |
702 | if (!(arg = next_arg(&s)) || !(imap->uidnext = atoi(arg))) { | |
703 | fprintf(stderr, "IMAP error: malformed NEXTUID status\n"); | |
f2561fda MM |
704 | return RESP_BAD; |
705 | } | |
95c53908 RS |
706 | } else if (!strcmp("CAPABILITY", arg)) { |
707 | parse_capability(imap, s); | |
708 | } else if (!strcmp("ALERT", arg)) { | |
f2561fda MM |
709 | /* RFC2060 says that these messages MUST be displayed |
710 | * to the user | |
711 | */ | |
95c53908 RS |
712 | for (; isspace((unsigned char)*p); p++); |
713 | fprintf(stderr, "*** IMAP ALERT *** %s\n", p); | |
714 | } else if (cb && cb->ctx && !strcmp("APPENDUID", arg)) { | |
636fd66b | 715 | if (!(arg = next_arg(&s)) || !(ctx->uidvalidity = atoi(arg)) || |
9f1ad541 | 716 | !(arg = next_arg(&s)) || !(*(int *)cb->ctx = atoi(arg))) { |
95c53908 | 717 | fprintf(stderr, "IMAP error: malformed APPENDUID status\n"); |
f2561fda MM |
718 | return RESP_BAD; |
719 | } | |
720 | } | |
721 | return RESP_OK; | |
722 | } | |
723 | ||
9f1ad541 | 724 | static int get_cmd_result(struct imap_store *ctx, struct imap_cmd *tcmd) |
f2561fda | 725 | { |
9f1ad541 | 726 | struct imap *imap = ctx->imap; |
e0d8e308 TF |
727 | struct imap_cmd *cmdp, **pcmdp; |
728 | char *cmd, *arg, *arg1; | |
f2561fda MM |
729 | int n, resp, resp2, tag; |
730 | ||
731 | for (;;) { | |
95c53908 | 732 | if (buffer_gets(&imap->buf, &cmd)) |
f2561fda MM |
733 | return RESP_BAD; |
734 | ||
95c53908 | 735 | arg = next_arg(&cmd); |
f2561fda | 736 | if (*arg == '*') { |
95c53908 | 737 | arg = next_arg(&cmd); |
f2561fda | 738 | if (!arg) { |
95c53908 | 739 | fprintf(stderr, "IMAP error: unable to parse untagged response\n"); |
f2561fda MM |
740 | return RESP_BAD; |
741 | } | |
742 | ||
95c53908 | 743 | if (!strcmp("NAMESPACE", arg)) { |
3648b4d9 MH |
744 | /* rfc2342 NAMESPACE response. */ |
745 | skip_list(&cmd); /* Personal mailboxes */ | |
746 | skip_list(&cmd); /* Others' mailboxes */ | |
747 | skip_list(&cmd); /* Shared mailboxes */ | |
95c53908 RS |
748 | } else if (!strcmp("OK", arg) || !strcmp("BAD", arg) || |
749 | !strcmp("NO", arg) || !strcmp("BYE", arg)) { | |
750 | if ((resp = parse_response_code(ctx, NULL, cmd)) != RESP_OK) | |
f2561fda | 751 | return resp; |
1efee7ff | 752 | } else if (!strcmp("CAPABILITY", arg)) { |
95c53908 | 753 | parse_capability(imap, cmd); |
1efee7ff MH |
754 | } else if ((arg1 = next_arg(&cmd))) { |
755 | ; /* | |
756 | * Unhandled response-data with at least two words. | |
757 | * Ignore it. | |
758 | * | |
759 | * NEEDSWORK: Previously this case handled '<num> EXISTS' | |
760 | * and '<num> RECENT' but as a probably-unintended side | |
761 | * effect it ignores other unrecognized two-word | |
762 | * responses. imap-send doesn't ever try to read | |
763 | * messages or mailboxes these days, so consider | |
764 | * eliminating this case. | |
765 | */ | |
f2561fda | 766 | } else { |
95c53908 | 767 | fprintf(stderr, "IMAP error: unable to parse untagged response\n"); |
f2561fda MM |
768 | return RESP_BAD; |
769 | } | |
770 | } else if (!imap->in_progress) { | |
95c53908 | 771 | fprintf(stderr, "IMAP error: unexpected reply: %s %s\n", arg, cmd ? cmd : ""); |
f2561fda MM |
772 | return RESP_BAD; |
773 | } else if (*arg == '+') { | |
774 | /* This can happen only with the last command underway, as | |
775 | it enforces a round-trip. */ | |
776 | cmdp = (struct imap_cmd *)((char *)imap->in_progress_append - | |
777 | offsetof(struct imap_cmd, next)); | |
778 | if (cmdp->cb.data) { | |
95c53908 | 779 | n = socket_write(&imap->buf.sock, cmdp->cb.data, cmdp->cb.dlen); |
6a83d902 | 780 | FREE_AND_NULL(cmdp->cb.data); |
f2561fda MM |
781 | if (n != (int)cmdp->cb.dlen) |
782 | return RESP_BAD; | |
783 | } else if (cmdp->cb.cont) { | |
95c53908 | 784 | if (cmdp->cb.cont(ctx, cmdp, cmd)) |
f2561fda MM |
785 | return RESP_BAD; |
786 | } else { | |
95c53908 | 787 | fprintf(stderr, "IMAP error: unexpected command continuation request\n"); |
f2561fda MM |
788 | return RESP_BAD; |
789 | } | |
95c53908 | 790 | if (socket_write(&imap->buf.sock, "\r\n", 2) != 2) |
f2561fda MM |
791 | return RESP_BAD; |
792 | if (!cmdp->cb.cont) | |
793 | imap->literal_pending = 0; | |
794 | if (!tcmd) | |
795 | return DRV_OK; | |
796 | } else { | |
95c53908 | 797 | tag = atoi(arg); |
f2561fda MM |
798 | for (pcmdp = &imap->in_progress; (cmdp = *pcmdp); pcmdp = &cmdp->next) |
799 | if (cmdp->tag == tag) | |
800 | goto gottag; | |
95c53908 | 801 | fprintf(stderr, "IMAP error: unexpected tag %s\n", arg); |
f2561fda | 802 | return RESP_BAD; |
9f1ad541 | 803 | gottag: |
f2561fda MM |
804 | if (!(*pcmdp = cmdp->next)) |
805 | imap->in_progress_append = pcmdp; | |
806 | imap->num_in_progress--; | |
807 | if (cmdp->cb.cont || cmdp->cb.data) | |
808 | imap->literal_pending = 0; | |
95c53908 RS |
809 | arg = next_arg(&cmd); |
810 | if (!strcmp("OK", arg)) | |
f2561fda MM |
811 | resp = DRV_OK; |
812 | else { | |
e0d8e308 | 813 | if (!strcmp("NO", arg)) |
f2561fda | 814 | resp = RESP_NO; |
e0d8e308 | 815 | else /*if (!strcmp("BAD", arg))*/ |
f2561fda | 816 | resp = RESP_BAD; |
95c53908 | 817 | fprintf(stderr, "IMAP command '%s' returned response (%s) - %s\n", |
ba9b9e12 | 818 | !starts_with(cmdp->cmd, "LOGIN") ? |
f2561fda MM |
819 | cmdp->cmd : "LOGIN <user> <pass>", |
820 | arg, cmd ? cmd : ""); | |
821 | } | |
95c53908 | 822 | if ((resp2 = parse_response_code(ctx, &cmdp->cb, cmd)) > resp) |
f2561fda | 823 | resp = resp2; |
f2561fda | 824 | if (cmdp->cb.done) |
95c53908 RS |
825 | cmdp->cb.done(ctx, cmdp, resp); |
826 | free(cmdp->cb.data); | |
827 | free(cmdp->cmd); | |
828 | free(cmdp); | |
f2561fda MM |
829 | if (!tcmd || tcmd == cmdp) |
830 | return resp; | |
831 | } | |
832 | } | |
833 | /* not reached */ | |
834 | } | |
835 | ||
9f1ad541 | 836 | static void imap_close_server(struct imap_store *ictx) |
f2561fda | 837 | { |
9f1ad541 | 838 | struct imap *imap = ictx->imap; |
f2561fda | 839 | |
7a7796e9 | 840 | if (imap->buf.sock.fd[0] != -1) { |
95c53908 RS |
841 | imap_exec(ictx, NULL, "LOGOUT"); |
842 | socket_shutdown(&imap->buf.sock); | |
f2561fda | 843 | } |
95c53908 | 844 | free(imap); |
f2561fda MM |
845 | } |
846 | ||
fe47e1df | 847 | static void imap_close_store(struct imap_store *ctx) |
f2561fda | 848 | { |
fe47e1df | 849 | imap_close_server(ctx); |
95c53908 | 850 | free(ctx); |
f2561fda MM |
851 | } |
852 | ||
ae9c606e HM |
853 | #ifndef NO_OPENSSL |
854 | ||
855 | /* | |
856 | * hexchar() and cram() functions are based on the code from the isync | |
857 | * project (http://isync.sf.net/). | |
858 | */ | |
859 | static char hexchar(unsigned int b) | |
f2561fda | 860 | { |
ae9c606e | 861 | return b < 10 ? '0' + b : 'a' + (b - 10); |
f2561fda MM |
862 | } |
863 | ||
42c78a21 | 864 | #define ENCODED_SIZE(n) (4 * DIV_ROUND_UP((n), 3)) |
ae9c606e | 865 | static char *cram(const char *challenge_64, const char *user, const char *pass) |
f2561fda | 866 | { |
ae9c606e | 867 | int i, resp_len, encoded_len, decoded_len; |
ae9c606e HM |
868 | unsigned char hash[16]; |
869 | char hex[33]; | |
870 | char *response, *response_64, *challenge; | |
871 | ||
872 | /* | |
873 | * length of challenge_64 (i.e. base-64 encoded string) is a good | |
874 | * enough upper bound for challenge (decoded result). | |
875 | */ | |
876 | encoded_len = strlen(challenge_64); | |
877 | challenge = xmalloc(encoded_len); | |
878 | decoded_len = EVP_DecodeBlock((unsigned char *)challenge, | |
879 | (unsigned char *)challenge_64, encoded_len); | |
880 | if (decoded_len < 0) | |
881 | die("invalid challenge %s", challenge_64); | |
1ed2c7b1 KY |
882 | if (!HMAC(EVP_md5(), pass, strlen(pass), (unsigned char *)challenge, decoded_len, hash, NULL)) |
883 | die("HMAC error"); | |
ae9c606e HM |
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 | 892 | response = xstrfmt("%s %s", user, hex); |
eb94ee7f | 893 | resp_len = strlen(response); |
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 | ||
1a168e5c | 967 | xsnprintf(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 | ||
13092a91 JH |
1085 | cred.username = xstrdup_or_null(srvc->user); |
1086 | cred.password = xstrdup_or_null(srvc->pass); | |
791643a8 DA |
1087 | |
1088 | credential_fill(&cred); | |
1089 | ||
1090 | if (!srvc->user) | |
1091 | srvc->user = xstrdup(cred.username); | |
1092 | if (!srvc->pass) | |
1093 | srvc->pass = xstrdup(cred.password); | |
f2561fda | 1094 | } |
791643a8 | 1095 | |
ae9c606e HM |
1096 | if (srvc->auth_method) { |
1097 | struct imap_cmd_cb cb; | |
1098 | ||
1099 | if (!strcmp(srvc->auth_method, "CRAM-MD5")) { | |
1100 | if (!CAP(AUTH_CRAM_MD5)) { | |
1101 | fprintf(stderr, "You specified" | |
1102 | "CRAM-MD5 as authentication method, " | |
1103 | "but %s doesn't support it.\n", srvc->host); | |
1104 | goto bail; | |
1105 | } | |
1106 | /* CRAM-MD5 */ | |
1107 | ||
1108 | memset(&cb, 0, sizeof(cb)); | |
1109 | cb.cont = auth_cram_md5; | |
1110 | if (imap_exec(ctx, &cb, "AUTHENTICATE CRAM-MD5") != RESP_OK) { | |
1111 | fprintf(stderr, "IMAP error: AUTHENTICATE CRAM-MD5 failed\n"); | |
1112 | goto bail; | |
1113 | } | |
1114 | } else { | |
1115 | fprintf(stderr, "Unknown authentication method:%s\n", srvc->host); | |
1116 | goto bail; | |
1117 | } | |
1118 | } else { | |
6c50a575 KY |
1119 | if (CAP(NOLOGIN)) { |
1120 | fprintf(stderr, "Skipping account %s@%s, server forbids LOGIN\n", | |
1121 | srvc->user, srvc->host); | |
1122 | goto bail; | |
1123 | } | |
10439d89 CW |
1124 | if (!imap->buf.sock.ssl) |
1125 | imap_warn("*** IMAP Warning *** Password is being " | |
1126 | "sent in the clear\n"); | |
ae9c606e HM |
1127 | if (imap_exec(ctx, NULL, "LOGIN \"%s\" \"%s\"", srvc->user, srvc->pass) != RESP_OK) { |
1128 | fprintf(stderr, "IMAP error: LOGIN failed\n"); | |
1129 | goto bail; | |
1130 | } | |
f2561fda MM |
1131 | } |
1132 | } /* !preauth */ | |
1133 | ||
791643a8 DA |
1134 | if (cred.username) |
1135 | credential_approve(&cred); | |
1136 | credential_clear(&cred); | |
1137 | ||
e0d8e308 TF |
1138 | /* check the target mailbox exists */ |
1139 | ctx->name = folder; | |
1140 | switch (imap_exec(ctx, NULL, "EXAMINE \"%s\"", ctx->name)) { | |
1141 | case RESP_OK: | |
1142 | /* ok */ | |
1143 | break; | |
1144 | case RESP_BAD: | |
1145 | fprintf(stderr, "IMAP error: could not check mailbox\n"); | |
1146 | goto out; | |
1147 | case RESP_NO: | |
1148 | if (imap_exec(ctx, NULL, "CREATE \"%s\"", ctx->name) == RESP_OK) { | |
1149 | imap_info("Created missing mailbox\n"); | |
1150 | } else { | |
1151 | fprintf(stderr, "IMAP error: could not create missing mailbox\n"); | |
1152 | goto out; | |
1153 | } | |
1154 | break; | |
1155 | } | |
1156 | ||
f2561fda | 1157 | ctx->prefix = ""; |
fe47e1df | 1158 | return ctx; |
f2561fda | 1159 | |
9f1ad541 | 1160 | bail: |
791643a8 DA |
1161 | if (cred.username) |
1162 | credential_reject(&cred); | |
1163 | credential_clear(&cred); | |
1164 | ||
e0d8e308 | 1165 | out: |
fe47e1df | 1166 | imap_close_store(ctx); |
5142db69 | 1167 | return NULL; |
f2561fda MM |
1168 | } |
1169 | ||
3691031c MH |
1170 | /* |
1171 | * Insert CR characters as necessary in *msg to ensure that every LF | |
1172 | * character in *msg is preceded by a CR. | |
1173 | */ | |
f035ab62 | 1174 | static void lf_to_crlf(struct strbuf *msg) |
f2561fda | 1175 | { |
67d17630 | 1176 | char *new; |
3691031c MH |
1177 | size_t i, j; |
1178 | char lastc; | |
1179 | ||
1180 | /* First pass: tally, in j, the size of the new string: */ | |
1181 | for (i = j = 0, lastc = '\0'; i < msg->len; i++) { | |
1182 | if (msg->buf[i] == '\n' && lastc != '\r') | |
1183 | j++; /* a CR will need to be added here */ | |
1184 | lastc = msg->buf[i]; | |
1185 | j++; | |
f2561fda | 1186 | } |
67d17630 | 1187 | |
3733e694 | 1188 | new = xmallocz(j); |
3691031c MH |
1189 | |
1190 | /* | |
1191 | * Second pass: write the new string. Note that this loop is | |
1192 | * otherwise identical to the first pass. | |
1193 | */ | |
1194 | for (i = j = 0, lastc = '\0'; i < msg->len; i++) { | |
1195 | if (msg->buf[i] == '\n' && lastc != '\r') | |
67d17630 | 1196 | new[j++] = '\r'; |
3691031c | 1197 | lastc = new[j++] = msg->buf[i]; |
f2561fda | 1198 | } |
3691031c | 1199 | strbuf_attach(msg, new, j, j + 1); |
67d17630 | 1200 | } |
f2561fda | 1201 | |
f035ab62 MH |
1202 | /* |
1203 | * Store msg to IMAP. Also detach and free the data from msg->data, | |
1204 | * leaving msg->data empty. | |
1205 | */ | |
fe47e1df | 1206 | static int imap_store_msg(struct imap_store *ctx, struct strbuf *msg) |
f2561fda | 1207 | { |
9f1ad541 | 1208 | struct imap *imap = ctx->imap; |
f2561fda | 1209 | struct imap_cmd_cb cb; |
f2561fda | 1210 | const char *prefix, *box; |
719125c5 | 1211 | int ret; |
f2561fda | 1212 | |
cbc60761 | 1213 | lf_to_crlf(msg); |
95c53908 | 1214 | memset(&cb, 0, sizeof(cb)); |
f2561fda | 1215 | |
cbc60761 MH |
1216 | cb.dlen = msg->len; |
1217 | cb.data = strbuf_detach(msg, NULL); | |
f2561fda | 1218 | |
636fd66b | 1219 | box = ctx->name; |
3a7cba95 | 1220 | prefix = !strcmp(box, "INBOX") ? "" : ctx->prefix; |
719125c5 | 1221 | ret = imap_exec_m(ctx, &cb, "APPEND \"%s%s\" ", prefix, box); |
f2561fda MM |
1222 | imap->caps = imap->rcaps; |
1223 | if (ret != DRV_OK) | |
1224 | return ret; | |
f2561fda MM |
1225 | |
1226 | return DRV_OK; | |
1227 | } | |
1228 | ||
f035ab62 | 1229 | static void wrap_in_html(struct strbuf *msg) |
c64d84f1 JW |
1230 | { |
1231 | struct strbuf buf = STRBUF_INIT; | |
c64d84f1 JW |
1232 | static char *content_type = "Content-Type: text/html;\n"; |
1233 | static char *pre_open = "<pre>\n"; | |
1234 | static char *pre_close = "</pre>\n"; | |
118a68f9 MH |
1235 | const char *body = strstr(msg->buf, "\n\n"); |
1236 | ||
1237 | if (!body) | |
1238 | return; /* Headers but no body; no wrapping needed */ | |
1239 | ||
1240 | body += 2; | |
1241 | ||
1242 | strbuf_add(&buf, msg->buf, body - msg->buf - 1); | |
1243 | strbuf_addstr(&buf, content_type); | |
1244 | strbuf_addch(&buf, '\n'); | |
1245 | strbuf_addstr(&buf, pre_open); | |
1246 | strbuf_addstr_xml_quoted(&buf, body); | |
c64d84f1 | 1247 | strbuf_addstr(&buf, pre_close); |
118a68f9 | 1248 | |
f035ab62 MH |
1249 | strbuf_release(msg); |
1250 | *msg = buf; | |
c64d84f1 JW |
1251 | } |
1252 | ||
f2561fda MM |
1253 | #define CHUNKSIZE 0x1000 |
1254 | ||
3a34e626 | 1255 | static int read_message(FILE *f, struct strbuf *all_msgs) |
f2561fda | 1256 | { |
635d043f | 1257 | do { |
3a34e626 | 1258 | if (strbuf_fread(all_msgs, CHUNKSIZE, f) <= 0) |
f2561fda | 1259 | break; |
635d043f PH |
1260 | } while (!feof(f)); |
1261 | ||
6360bee4 | 1262 | return ferror(f) ? -1 : 0; |
f2561fda MM |
1263 | } |
1264 | ||
3a34e626 | 1265 | static int count_messages(struct strbuf *all_msgs) |
f2561fda MM |
1266 | { |
1267 | int count = 0; | |
3a34e626 | 1268 | char *p = all_msgs->buf; |
f2561fda MM |
1269 | |
1270 | while (1) { | |
59556548 | 1271 | if (starts_with(p, "From ")) { |
4916c8f9 RR |
1272 | p = strstr(p+5, "\nFrom: "); |
1273 | if (!p) break; | |
1274 | p = strstr(p+7, "\nDate: "); | |
1275 | if (!p) break; | |
1276 | p = strstr(p+7, "\nSubject: "); | |
1277 | if (!p) break; | |
1278 | p += 10; | |
f2561fda | 1279 | count++; |
f2561fda | 1280 | } |
95c53908 | 1281 | p = strstr(p+5, "\nFrom "); |
f2561fda MM |
1282 | if (!p) |
1283 | break; | |
1284 | p++; | |
1285 | } | |
1286 | return count; | |
1287 | } | |
1288 | ||
f035ab62 MH |
1289 | /* |
1290 | * Copy the next message from all_msgs, starting at offset *ofs, to | |
1291 | * msg. Update *ofs to the start of the following message. Return | |
1292 | * true iff a message was successfully copied. | |
1293 | */ | |
1294 | static int split_msg(struct strbuf *all_msgs, struct strbuf *msg, int *ofs) | |
f2561fda MM |
1295 | { |
1296 | char *p, *data; | |
f035ab62 | 1297 | size_t len; |
f2561fda | 1298 | |
f2561fda MM |
1299 | if (*ofs >= all_msgs->len) |
1300 | return 0; | |
1301 | ||
3a34e626 | 1302 | data = &all_msgs->buf[*ofs]; |
f035ab62 | 1303 | len = all_msgs->len - *ofs; |
f2561fda | 1304 | |
59556548 | 1305 | if (len < 5 || !starts_with(data, "From ")) |
f2561fda MM |
1306 | return 0; |
1307 | ||
95c53908 | 1308 | p = strchr(data, '\n'); |
e0b08307 | 1309 | if (p) { |
f035ab62 MH |
1310 | p++; |
1311 | len -= p - data; | |
1312 | *ofs += p - data; | |
e0b08307 MA |
1313 | data = p; |
1314 | } | |
1315 | ||
95c53908 | 1316 | p = strstr(data, "\nFrom "); |
f2561fda | 1317 | if (p) |
f035ab62 | 1318 | len = &p[1] - data; |
f2561fda | 1319 | |
f035ab62 MH |
1320 | strbuf_add(msg, data, len); |
1321 | *ofs += len; | |
a6080a0a | 1322 | return 1; |
f2561fda MM |
1323 | } |
1324 | ||
ef7e1d0c | 1325 | static void git_imap_config(void) |
f2561fda | 1326 | { |
ef7e1d0c TA |
1327 | const char *val = NULL; |
1328 | ||
1329 | git_config_get_bool("imap.sslverify", &server.ssl_verify); | |
1330 | git_config_get_bool("imap.preformattedhtml", &server.use_html); | |
5dcdc780 | 1331 | git_config_get_string("imap.folder", &server.folder); |
3c17c34a | 1332 | |
ef7e1d0c TA |
1333 | if (!git_config_get_value("imap.host", &val)) { |
1334 | if (!val) { | |
1335 | git_die_config("imap.host", "Missing value for 'imap.host'"); | |
1336 | } else { | |
1337 | if (starts_with(val, "imap:")) | |
1338 | val += 5; | |
1339 | else if (starts_with(val, "imaps:")) { | |
1340 | val += 6; | |
1341 | server.use_ssl = 1; | |
1342 | } | |
1343 | if (starts_with(val, "//")) | |
1344 | val += 2; | |
1345 | server.host = xstrdup(val); | |
f2561fda | 1346 | } |
ef7e1d0c | 1347 | } |
ae9c606e | 1348 | |
ef7e1d0c TA |
1349 | git_config_get_string("imap.user", &server.user); |
1350 | git_config_get_string("imap.pass", &server.pass); | |
1351 | git_config_get_int("imap.port", &server.port); | |
1352 | git_config_get_string("imap.tunnel", &server.tunnel); | |
1353 | git_config_get_string("imap.authmethod", &server.auth_method); | |
f2561fda MM |
1354 | } |
1355 | ||
1e16b255 BR |
1356 | static int append_msgs_to_imap(struct imap_server_conf *server, |
1357 | struct strbuf* all_msgs, int total) | |
f2561fda | 1358 | { |
cbc60761 | 1359 | struct strbuf msg = STRBUF_INIT; |
fe47e1df | 1360 | struct imap_store *ctx = NULL; |
f2561fda MM |
1361 | int ofs = 0; |
1362 | int r; | |
1e16b255 BR |
1363 | int n = 0; |
1364 | ||
1365 | ctx = imap_open_store(server, server->folder); | |
1366 | if (!ctx) { | |
1367 | fprintf(stderr, "failed to open store\n"); | |
1368 | return 1; | |
1369 | } | |
1370 | ctx->name = server->folder; | |
1371 | ||
1372 | fprintf(stderr, "sending %d message%s\n", total, (total != 1) ? "s" : ""); | |
1373 | while (1) { | |
1374 | unsigned percent = n * 100 / total; | |
1375 | ||
1376 | fprintf(stderr, "%4u%% (%d/%d) done\r", percent, n, total); | |
1377 | ||
1378 | if (!split_msg(all_msgs, &msg, &ofs)) | |
1379 | break; | |
1380 | if (server->use_html) | |
1381 | wrap_in_html(&msg); | |
1382 | r = imap_store_msg(ctx, &msg); | |
1383 | if (r != DRV_OK) | |
1384 | break; | |
1385 | n++; | |
1386 | } | |
1387 | fprintf(stderr, "\n"); | |
1388 | ||
1389 | imap_close_store(ctx); | |
1390 | ||
1391 | return 0; | |
1392 | } | |
1393 | ||
1394 | #ifdef USE_CURL_FOR_IMAP_SEND | |
1395 | static CURL *setup_curl(struct imap_server_conf *srvc) | |
1396 | { | |
1397 | CURL *curl; | |
1398 | struct strbuf path = STRBUF_INIT; | |
1399 | ||
1400 | if (curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) | |
1401 | die("curl_global_init failed"); | |
1402 | ||
1403 | curl = curl_easy_init(); | |
1404 | ||
1405 | if (!curl) | |
1406 | die("curl_easy_init failed"); | |
1407 | ||
1408 | curl_easy_setopt(curl, CURLOPT_USERNAME, server.user); | |
1409 | curl_easy_setopt(curl, CURLOPT_PASSWORD, server.pass); | |
1410 | ||
d2d07ab8 | 1411 | strbuf_addstr(&path, server.use_ssl ? "imaps://" : "imap://"); |
1e16b255 BR |
1412 | strbuf_addstr(&path, server.host); |
1413 | if (!path.len || path.buf[path.len - 1] != '/') | |
1414 | strbuf_addch(&path, '/'); | |
1415 | strbuf_addstr(&path, server.folder); | |
1416 | ||
1417 | curl_easy_setopt(curl, CURLOPT_URL, path.buf); | |
1418 | strbuf_release(&path); | |
1419 | curl_easy_setopt(curl, CURLOPT_PORT, server.port); | |
1420 | ||
1421 | if (server.auth_method) { | |
71d92575 JS |
1422 | #if LIBCURL_VERSION_NUM < 0x072200 |
1423 | warning("No LOGIN_OPTIONS support in this cURL version"); | |
1424 | #else | |
1e16b255 BR |
1425 | struct strbuf auth = STRBUF_INIT; |
1426 | strbuf_addstr(&auth, "AUTH="); | |
1427 | strbuf_addstr(&auth, server.auth_method); | |
1428 | curl_easy_setopt(curl, CURLOPT_LOGIN_OPTIONS, auth.buf); | |
1429 | strbuf_release(&auth); | |
71d92575 | 1430 | #endif |
1e16b255 BR |
1431 | } |
1432 | ||
230c09c0 KM |
1433 | if (!server.use_ssl) |
1434 | curl_easy_setopt(curl, CURLOPT_USE_SSL, (long)CURLUSESSL_TRY); | |
1e16b255 BR |
1435 | |
1436 | curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, server.ssl_verify); | |
1437 | curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, server.ssl_verify); | |
1438 | ||
1439 | curl_easy_setopt(curl, CURLOPT_READFUNCTION, fread_buffer); | |
1440 | ||
1441 | curl_easy_setopt(curl, CURLOPT_UPLOAD, 1L); | |
1442 | ||
d47e55da | 1443 | if (0 < verbosity || getenv("GIT_CURL_VERBOSE")) |
1e16b255 | 1444 | curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L); |
73e57aaf | 1445 | setup_curl_trace(curl); |
1e16b255 BR |
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 | ||
3f2e2297 | 1497 | int cmd_main(int argc, const char **argv) |
1e16b255 BR |
1498 | { |
1499 | struct strbuf all_msgs = STRBUF_INIT; | |
1500 | int total; | |
a0406b94 | 1501 | int nongit_ok; |
f2561fda | 1502 | |
a0406b94 | 1503 | setup_git_directory_gently(&nongit_ok); |
ef7e1d0c | 1504 | git_imap_config(); |
f2561fda | 1505 | |
f1a35295 BR |
1506 | argc = parse_options(argc, (const char **)argv, "", imap_send_options, imap_send_usage, 0); |
1507 | ||
1508 | if (argc) | |
1509 | usage_with_options(imap_send_usage, imap_send_options); | |
1510 | ||
1e16b255 BR |
1511 | #ifndef USE_CURL_FOR_IMAP_SEND |
1512 | if (use_curl) { | |
dcd01ea1 | 1513 | warning("--curl not supported in this build"); |
1e16b255 BR |
1514 | use_curl = 0; |
1515 | } | |
dcd01ea1 KM |
1516 | #elif defined(NO_OPENSSL) |
1517 | if (!use_curl) { | |
1518 | warning("--no-curl not supported in this build"); | |
1519 | use_curl = 1; | |
1520 | } | |
1e16b255 BR |
1521 | #endif |
1522 | ||
684ec6c6 RS |
1523 | if (!server.port) |
1524 | server.port = server.use_ssl ? 993 : 143; | |
f2561fda | 1525 | |
39180571 | 1526 | if (!server.folder) { |
95c53908 | 1527 | fprintf(stderr, "no imap store specified\n"); |
f2561fda MM |
1528 | return 1; |
1529 | } | |
5b67b8e2 | 1530 | if (!server.host) { |
34b5cd1f | 1531 | if (!server.tunnel) { |
95c53908 | 1532 | fprintf(stderr, "no imap host specified\n"); |
34b5cd1f JK |
1533 | return 1; |
1534 | } | |
1535 | server.host = "tunnel"; | |
5b67b8e2 | 1536 | } |
f2561fda MM |
1537 | |
1538 | /* read the messages */ | |
6360bee4 MH |
1539 | if (read_message(stdin, &all_msgs)) { |
1540 | fprintf(stderr, "error reading input\n"); | |
1541 | return 1; | |
1542 | } | |
1543 | ||
1544 | if (all_msgs.len == 0) { | |
9f1ad541 | 1545 | fprintf(stderr, "nothing to send\n"); |
f2561fda MM |
1546 | return 1; |
1547 | } | |
1548 | ||
95c53908 | 1549 | total = count_messages(&all_msgs); |
1cd88cc9 | 1550 | if (!total) { |
9f1ad541 | 1551 | fprintf(stderr, "no messages to send\n"); |
f2561fda MM |
1552 | return 1; |
1553 | } | |
1554 | ||
1555 | /* write it to the imap server */ | |
f035ab62 | 1556 | |
1e16b255 BR |
1557 | if (server.tunnel) |
1558 | return append_msgs_to_imap(&server, &all_msgs, total); | |
f2561fda | 1559 | |
1e16b255 BR |
1560 | #ifdef USE_CURL_FOR_IMAP_SEND |
1561 | if (use_curl) | |
1562 | return curl_append_msgs_to_imap(&server, &all_msgs, total); | |
1563 | #endif | |
f2561fda | 1564 | |
1e16b255 | 1565 | return append_msgs_to_imap(&server, &all_msgs, total); |
f2561fda | 1566 | } |