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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" | |
26 | ||
27 | #include <assert.h> | |
28 | #include <netinet/in.h> | |
29 | #include <netinet/tcp.h> | |
30 | #include <arpa/inet.h> | |
2d335016 | 31 | #include <sys/socket.h> |
f2561fda MM |
32 | #include <netdb.h> |
33 | ||
34 | typedef struct store_conf { | |
35 | char *name; | |
36 | const char *path; /* should this be here? its interpretation is driver-specific */ | |
37 | char *map_inbox; | |
38 | char *trash; | |
39 | unsigned max_size; /* off_t is overkill */ | |
40 | unsigned trash_remote_new:1, trash_only_new:1; | |
41 | } store_conf_t; | |
42 | ||
43 | typedef struct string_list { | |
44 | struct string_list *next; | |
45 | char string[1]; | |
46 | } string_list_t; | |
47 | ||
48 | typedef struct channel_conf { | |
49 | struct channel_conf *next; | |
50 | char *name; | |
51 | store_conf_t *master, *slave; | |
52 | char *master_name, *slave_name; | |
53 | char *sync_state; | |
54 | string_list_t *patterns; | |
55 | int mops, sops; | |
56 | unsigned max_messages; /* for slave only */ | |
57 | } channel_conf_t; | |
58 | ||
59 | typedef struct group_conf { | |
60 | struct group_conf *next; | |
61 | char *name; | |
62 | string_list_t *channels; | |
63 | } group_conf_t; | |
64 | ||
65 | /* For message->status */ | |
66 | #define M_RECENT (1<<0) /* unsyncable flag; maildir_* depend on this being 1<<0 */ | |
67 | #define M_DEAD (1<<1) /* expunged */ | |
68 | #define M_FLAGS (1<<2) /* flags fetched */ | |
69 | ||
70 | typedef struct message { | |
71 | struct message *next; | |
72 | /* string_list_t *keywords; */ | |
73 | size_t size; /* zero implies "not fetched" */ | |
74 | int uid; | |
75 | unsigned char flags, status; | |
76 | } message_t; | |
77 | ||
78 | typedef struct store { | |
79 | store_conf_t *conf; /* foreign */ | |
80 | ||
81 | /* currently open mailbox */ | |
82 | const char *name; /* foreign! maybe preset? */ | |
83 | char *path; /* own */ | |
84 | message_t *msgs; /* own */ | |
85 | int uidvalidity; | |
86 | unsigned char opts; /* maybe preset? */ | |
87 | /* note that the following do _not_ reflect stats from msgs, but mailbox totals */ | |
88 | int count; /* # of messages */ | |
89 | int recent; /* # of recent messages - don't trust this beyond the initial read */ | |
90 | } store_t; | |
91 | ||
92 | typedef struct { | |
93 | char *data; | |
94 | int len; | |
95 | unsigned char flags; | |
96 | unsigned char crlf:1; | |
97 | } msg_data_t; | |
98 | ||
99 | #define DRV_OK 0 | |
100 | #define DRV_MSG_BAD -1 | |
101 | #define DRV_BOX_BAD -2 | |
102 | #define DRV_STORE_BAD -3 | |
103 | ||
104 | static int Verbose, Quiet; | |
105 | ||
106 | static void info( const char *, ... ); | |
107 | static void warn( const char *, ... ); | |
108 | ||
109 | static char *next_arg( char ** ); | |
110 | ||
111 | static void free_generic_messages( message_t * ); | |
112 | ||
113 | static int nfvasprintf( char **str, const char *fmt, va_list va ); | |
114 | static int nfsnprintf( char *buf, int blen, const char *fmt, ... ); | |
115 | ||
116 | ||
117 | static void arc4_init( void ); | |
118 | static unsigned char arc4_getbyte( void ); | |
119 | ||
120 | typedef struct imap_server_conf { | |
121 | char *name; | |
122 | char *tunnel; | |
123 | char *host; | |
124 | int port; | |
125 | char *user; | |
126 | char *pass; | |
127 | } imap_server_conf_t; | |
128 | ||
129 | typedef struct imap_store_conf { | |
130 | store_conf_t gen; | |
131 | imap_server_conf_t *server; | |
132 | unsigned use_namespace:1; | |
133 | } imap_store_conf_t; | |
134 | ||
135 | #define NIL (void*)0x1 | |
136 | #define LIST (void*)0x2 | |
137 | ||
138 | typedef struct _list { | |
139 | struct _list *next, *child; | |
140 | char *val; | |
141 | int len; | |
142 | } list_t; | |
143 | ||
144 | typedef struct { | |
145 | int fd; | |
146 | } Socket_t; | |
147 | ||
148 | typedef struct { | |
149 | Socket_t sock; | |
150 | int bytes; | |
151 | int offset; | |
152 | char buf[1024]; | |
153 | } buffer_t; | |
154 | ||
155 | struct imap_cmd; | |
156 | ||
157 | typedef struct imap { | |
158 | int uidnext; /* from SELECT responses */ | |
159 | list_t *ns_personal, *ns_other, *ns_shared; /* NAMESPACE info */ | |
160 | unsigned caps, rcaps; /* CAPABILITY results */ | |
161 | /* command queue */ | |
162 | int nexttag, num_in_progress, literal_pending; | |
163 | struct imap_cmd *in_progress, **in_progress_append; | |
164 | buffer_t buf; /* this is BIG, so put it last */ | |
165 | } imap_t; | |
166 | ||
167 | typedef struct imap_store { | |
168 | store_t gen; | |
169 | int uidvalidity; | |
170 | imap_t *imap; | |
171 | const char *prefix; | |
172 | unsigned /*currentnc:1,*/ trashnc:1; | |
173 | } imap_store_t; | |
174 | ||
175 | struct imap_cmd_cb { | |
176 | int (*cont)( imap_store_t *ctx, struct imap_cmd *cmd, const char *prompt ); | |
177 | void (*done)( imap_store_t *ctx, struct imap_cmd *cmd, int response); | |
178 | void *ctx; | |
179 | char *data; | |
180 | int dlen; | |
181 | int uid; | |
182 | unsigned create:1, trycreate:1; | |
183 | }; | |
184 | ||
185 | struct imap_cmd { | |
186 | struct imap_cmd *next; | |
187 | struct imap_cmd_cb cb; | |
188 | char *cmd; | |
189 | int tag; | |
190 | }; | |
191 | ||
192 | #define CAP(cap) (imap->caps & (1 << (cap))) | |
193 | ||
194 | enum CAPABILITY { | |
195 | NOLOGIN = 0, | |
196 | UIDPLUS, | |
197 | LITERALPLUS, | |
198 | NAMESPACE, | |
199 | }; | |
200 | ||
201 | static const char *cap_list[] = { | |
202 | "LOGINDISABLED", | |
203 | "UIDPLUS", | |
204 | "LITERAL+", | |
205 | "NAMESPACE", | |
206 | }; | |
207 | ||
208 | #define RESP_OK 0 | |
209 | #define RESP_NO 1 | |
210 | #define RESP_BAD 2 | |
211 | ||
212 | static int get_cmd_result( imap_store_t *ctx, struct imap_cmd *tcmd ); | |
213 | ||
214 | ||
215 | static const char *Flags[] = { | |
216 | "Draft", | |
217 | "Flagged", | |
218 | "Answered", | |
219 | "Seen", | |
220 | "Deleted", | |
221 | }; | |
222 | ||
223 | static void | |
224 | socket_perror( const char *func, Socket_t *sock, int ret ) | |
225 | { | |
226 | if (ret < 0) | |
227 | perror( func ); | |
228 | else | |
229 | fprintf( stderr, "%s: unexpected EOF\n", func ); | |
230 | } | |
231 | ||
232 | static int | |
233 | socket_read( Socket_t *sock, char *buf, int len ) | |
234 | { | |
235 | int n = read( sock->fd, buf, len ); | |
236 | if (n <= 0) { | |
237 | socket_perror( "read", sock, n ); | |
238 | close( sock->fd ); | |
239 | sock->fd = -1; | |
240 | } | |
241 | return n; | |
242 | } | |
243 | ||
244 | static int | |
245 | socket_write( Socket_t *sock, char *buf, int len ) | |
246 | { | |
247 | int n = write( sock->fd, buf, len ); | |
248 | if (n != len) { | |
249 | socket_perror( "write", sock, n ); | |
250 | close( sock->fd ); | |
251 | sock->fd = -1; | |
252 | } | |
253 | return n; | |
254 | } | |
255 | ||
256 | /* simple line buffering */ | |
257 | static int | |
258 | buffer_gets( buffer_t * b, char **s ) | |
259 | { | |
260 | int n; | |
261 | int start = b->offset; | |
262 | ||
263 | *s = b->buf + start; | |
264 | ||
265 | for (;;) { | |
266 | /* make sure we have enough data to read the \r\n sequence */ | |
267 | if (b->offset + 1 >= b->bytes) { | |
268 | if (start) { | |
269 | /* shift down used bytes */ | |
270 | *s = b->buf; | |
271 | ||
272 | assert( start <= b->bytes ); | |
273 | n = b->bytes - start; | |
274 | ||
275 | if (n) | |
276 | memcpy( b->buf, b->buf + start, n ); | |
277 | b->offset -= start; | |
278 | b->bytes = n; | |
279 | start = 0; | |
280 | } | |
281 | ||
282 | n = socket_read( &b->sock, b->buf + b->bytes, | |
283 | sizeof(b->buf) - b->bytes ); | |
284 | ||
285 | if (n <= 0) | |
286 | return -1; | |
287 | ||
288 | b->bytes += n; | |
289 | } | |
290 | ||
291 | if (b->buf[b->offset] == '\r') { | |
292 | assert( b->offset + 1 < b->bytes ); | |
293 | if (b->buf[b->offset + 1] == '\n') { | |
294 | b->buf[b->offset] = 0; /* terminate the string */ | |
295 | b->offset += 2; /* next line */ | |
296 | if (Verbose) | |
297 | puts( *s ); | |
298 | return 0; | |
299 | } | |
300 | } | |
301 | ||
302 | b->offset++; | |
303 | } | |
304 | /* not reached */ | |
305 | } | |
306 | ||
307 | static void | |
308 | info( const char *msg, ... ) | |
309 | { | |
310 | va_list va; | |
311 | ||
312 | if (!Quiet) { | |
313 | va_start( va, msg ); | |
314 | vprintf( msg, va ); | |
315 | va_end( va ); | |
316 | fflush( stdout ); | |
317 | } | |
318 | } | |
319 | ||
320 | static void | |
321 | warn( const char *msg, ... ) | |
322 | { | |
323 | va_list va; | |
324 | ||
325 | if (Quiet < 2) { | |
326 | va_start( va, msg ); | |
327 | vfprintf( stderr, msg, va ); | |
328 | va_end( va ); | |
329 | } | |
330 | } | |
331 | ||
332 | static char * | |
333 | next_arg( char **s ) | |
334 | { | |
335 | char *ret; | |
336 | ||
337 | if (!s || !*s) | |
5142db69 | 338 | return NULL; |
f2561fda MM |
339 | while (isspace( (unsigned char) **s )) |
340 | (*s)++; | |
341 | if (!**s) { | |
5142db69 RS |
342 | *s = NULL; |
343 | return NULL; | |
f2561fda MM |
344 | } |
345 | if (**s == '"') { | |
346 | ++*s; | |
347 | ret = *s; | |
348 | *s = strchr( *s, '"' ); | |
349 | } else { | |
350 | ret = *s; | |
351 | while (**s && !isspace( (unsigned char) **s )) | |
352 | (*s)++; | |
353 | } | |
354 | if (*s) { | |
355 | if (**s) | |
356 | *(*s)++ = 0; | |
357 | if (!**s) | |
5142db69 | 358 | *s = NULL; |
f2561fda MM |
359 | } |
360 | return ret; | |
361 | } | |
362 | ||
363 | static void | |
364 | free_generic_messages( message_t *msgs ) | |
365 | { | |
366 | message_t *tmsg; | |
367 | ||
368 | for (; msgs; msgs = tmsg) { | |
369 | tmsg = msgs->next; | |
370 | free( msgs ); | |
371 | } | |
372 | } | |
373 | ||
374 | static int | |
6169858d | 375 | git_vasprintf( char **strp, const char *fmt, va_list ap ) |
f2561fda MM |
376 | { |
377 | int len; | |
378 | char tmp[1024]; | |
379 | ||
380 | if ((len = vsnprintf( tmp, sizeof(tmp), fmt, ap )) < 0 || !(*strp = xmalloc( len + 1 ))) | |
381 | return -1; | |
382 | if (len >= (int)sizeof(tmp)) | |
383 | vsprintf( *strp, fmt, ap ); | |
384 | else | |
385 | memcpy( *strp, tmp, len + 1 ); | |
386 | return len; | |
387 | } | |
388 | ||
389 | static int | |
390 | nfsnprintf( char *buf, int blen, const char *fmt, ... ) | |
391 | { | |
392 | int ret; | |
393 | va_list va; | |
394 | ||
395 | va_start( va, fmt ); | |
396 | if (blen <= 0 || (unsigned)(ret = vsnprintf( buf, blen, fmt, va )) >= (unsigned)blen) | |
397 | die( "Fatal: buffer too small. Please report a bug.\n"); | |
398 | va_end( va ); | |
399 | return ret; | |
400 | } | |
401 | ||
402 | static int | |
403 | nfvasprintf( char **str, const char *fmt, va_list va ) | |
404 | { | |
6169858d | 405 | int ret = git_vasprintf( str, fmt, va ); |
f2561fda MM |
406 | if (ret < 0) |
407 | die( "Fatal: Out of memory\n"); | |
408 | return ret; | |
409 | } | |
410 | ||
411 | static struct { | |
412 | unsigned char i, j, s[256]; | |
413 | } rs; | |
414 | ||
415 | static void | |
416 | arc4_init( void ) | |
417 | { | |
418 | int i, fd; | |
419 | unsigned char j, si, dat[128]; | |
420 | ||
421 | if ((fd = open( "/dev/urandom", O_RDONLY )) < 0 && (fd = open( "/dev/random", O_RDONLY )) < 0) { | |
422 | fprintf( stderr, "Fatal: no random number source available.\n" ); | |
423 | exit( 3 ); | |
424 | } | |
425 | if (read( fd, dat, 128 ) != 128) { | |
426 | fprintf( stderr, "Fatal: cannot read random number source.\n" ); | |
427 | exit( 3 ); | |
428 | } | |
429 | close( fd ); | |
430 | ||
431 | for (i = 0; i < 256; i++) | |
432 | rs.s[i] = i; | |
433 | for (i = j = 0; i < 256; i++) { | |
434 | si = rs.s[i]; | |
435 | j += si + dat[i & 127]; | |
436 | rs.s[i] = rs.s[j]; | |
437 | rs.s[j] = si; | |
438 | } | |
439 | rs.i = rs.j = 0; | |
440 | ||
441 | for (i = 0; i < 256; i++) | |
442 | arc4_getbyte(); | |
443 | } | |
444 | ||
445 | static unsigned char | |
446 | arc4_getbyte( void ) | |
447 | { | |
448 | unsigned char si, sj; | |
449 | ||
450 | rs.i++; | |
451 | si = rs.s[rs.i]; | |
452 | rs.j += si; | |
453 | sj = rs.s[rs.j]; | |
454 | rs.s[rs.i] = sj; | |
455 | rs.s[rs.j] = si; | |
456 | return rs.s[(si + sj) & 0xff]; | |
457 | } | |
458 | ||
459 | static struct imap_cmd * | |
460 | v_issue_imap_cmd( imap_store_t *ctx, struct imap_cmd_cb *cb, | |
461 | const char *fmt, va_list ap ) | |
462 | { | |
463 | imap_t *imap = ctx->imap; | |
464 | struct imap_cmd *cmd; | |
465 | int n, bufl; | |
466 | char buf[1024]; | |
467 | ||
468 | cmd = xmalloc( sizeof(struct imap_cmd) ); | |
469 | nfvasprintf( &cmd->cmd, fmt, ap ); | |
470 | cmd->tag = ++imap->nexttag; | |
471 | ||
472 | if (cb) | |
473 | cmd->cb = *cb; | |
474 | else | |
475 | memset( &cmd->cb, 0, sizeof(cmd->cb) ); | |
476 | ||
477 | while (imap->literal_pending) | |
5142db69 | 478 | get_cmd_result( ctx, NULL ); |
f2561fda MM |
479 | |
480 | bufl = nfsnprintf( buf, sizeof(buf), cmd->cb.data ? CAP(LITERALPLUS) ? | |
481 | "%d %s{%d+}\r\n" : "%d %s{%d}\r\n" : "%d %s\r\n", | |
482 | cmd->tag, cmd->cmd, cmd->cb.dlen ); | |
483 | if (Verbose) { | |
484 | if (imap->num_in_progress) | |
485 | printf( "(%d in progress) ", imap->num_in_progress ); | |
486 | if (memcmp( cmd->cmd, "LOGIN", 5 )) | |
487 | printf( ">>> %s", buf ); | |
488 | else | |
489 | printf( ">>> %d LOGIN <user> <pass>\n", cmd->tag ); | |
490 | } | |
491 | if (socket_write( &imap->buf.sock, buf, bufl ) != bufl) { | |
492 | free( cmd->cmd ); | |
493 | free( cmd ); | |
494 | if (cb && cb->data) | |
495 | free( cb->data ); | |
496 | return NULL; | |
497 | } | |
498 | if (cmd->cb.data) { | |
499 | if (CAP(LITERALPLUS)) { | |
500 | n = socket_write( &imap->buf.sock, cmd->cb.data, cmd->cb.dlen ); | |
501 | free( cmd->cb.data ); | |
502 | if (n != cmd->cb.dlen || | |
503 | (n = socket_write( &imap->buf.sock, "\r\n", 2 )) != 2) | |
504 | { | |
505 | free( cmd->cmd ); | |
506 | free( cmd ); | |
507 | return NULL; | |
508 | } | |
5142db69 | 509 | cmd->cb.data = NULL; |
f2561fda MM |
510 | } else |
511 | imap->literal_pending = 1; | |
512 | } else if (cmd->cb.cont) | |
513 | imap->literal_pending = 1; | |
5142db69 | 514 | cmd->next = NULL; |
f2561fda MM |
515 | *imap->in_progress_append = cmd; |
516 | imap->in_progress_append = &cmd->next; | |
517 | imap->num_in_progress++; | |
518 | return cmd; | |
519 | } | |
520 | ||
521 | static struct imap_cmd * | |
522 | issue_imap_cmd( imap_store_t *ctx, struct imap_cmd_cb *cb, const char *fmt, ... ) | |
523 | { | |
524 | struct imap_cmd *ret; | |
525 | va_list ap; | |
526 | ||
527 | va_start( ap, fmt ); | |
528 | ret = v_issue_imap_cmd( ctx, cb, fmt, ap ); | |
529 | va_end( ap ); | |
530 | return ret; | |
531 | } | |
532 | ||
533 | static int | |
534 | imap_exec( imap_store_t *ctx, struct imap_cmd_cb *cb, const char *fmt, ... ) | |
535 | { | |
536 | va_list ap; | |
537 | struct imap_cmd *cmdp; | |
538 | ||
539 | va_start( ap, fmt ); | |
540 | cmdp = v_issue_imap_cmd( ctx, cb, fmt, ap ); | |
541 | va_end( ap ); | |
542 | if (!cmdp) | |
543 | return RESP_BAD; | |
544 | ||
545 | return get_cmd_result( ctx, cmdp ); | |
546 | } | |
547 | ||
548 | static int | |
549 | imap_exec_m( imap_store_t *ctx, struct imap_cmd_cb *cb, const char *fmt, ... ) | |
550 | { | |
551 | va_list ap; | |
552 | struct imap_cmd *cmdp; | |
553 | ||
554 | va_start( ap, fmt ); | |
555 | cmdp = v_issue_imap_cmd( ctx, cb, fmt, ap ); | |
556 | va_end( ap ); | |
557 | if (!cmdp) | |
558 | return DRV_STORE_BAD; | |
559 | ||
560 | switch (get_cmd_result( ctx, cmdp )) { | |
561 | case RESP_BAD: return DRV_STORE_BAD; | |
562 | case RESP_NO: return DRV_MSG_BAD; | |
563 | default: return DRV_OK; | |
564 | } | |
565 | } | |
566 | ||
567 | static int | |
568 | is_atom( list_t *list ) | |
569 | { | |
570 | return list && list->val && list->val != NIL && list->val != LIST; | |
571 | } | |
572 | ||
573 | static int | |
574 | is_list( list_t *list ) | |
575 | { | |
576 | return list && list->val == LIST; | |
577 | } | |
578 | ||
579 | static void | |
580 | free_list( list_t *list ) | |
581 | { | |
582 | list_t *tmp; | |
583 | ||
584 | for (; list; list = tmp) { | |
585 | tmp = list->next; | |
586 | if (is_list( list )) | |
587 | free_list( list->child ); | |
588 | else if (is_atom( list )) | |
589 | free( list->val ); | |
590 | free( list ); | |
591 | } | |
592 | } | |
593 | ||
594 | static int | |
595 | parse_imap_list_l( imap_t *imap, char **sp, list_t **curp, int level ) | |
596 | { | |
597 | list_t *cur; | |
598 | char *s = *sp, *p; | |
599 | int n, bytes; | |
600 | ||
601 | for (;;) { | |
602 | while (isspace( (unsigned char)*s )) | |
603 | s++; | |
604 | if (level && *s == ')') { | |
605 | s++; | |
606 | break; | |
607 | } | |
608 | *curp = cur = xmalloc( sizeof(*cur) ); | |
609 | curp = &cur->next; | |
5142db69 | 610 | cur->val = NULL; /* for clean bail */ |
f2561fda MM |
611 | if (*s == '(') { |
612 | /* sublist */ | |
613 | s++; | |
614 | cur->val = LIST; | |
615 | if (parse_imap_list_l( imap, &s, &cur->child, level + 1 )) | |
616 | goto bail; | |
617 | } else if (imap && *s == '{') { | |
618 | /* literal */ | |
619 | bytes = cur->len = strtol( s + 1, &s, 10 ); | |
620 | if (*s != '}') | |
621 | goto bail; | |
622 | ||
623 | s = cur->val = xmalloc( cur->len ); | |
624 | ||
625 | /* dump whats left over in the input buffer */ | |
626 | n = imap->buf.bytes - imap->buf.offset; | |
627 | ||
628 | if (n > bytes) | |
629 | /* the entire message fit in the buffer */ | |
630 | n = bytes; | |
631 | ||
632 | memcpy( s, imap->buf.buf + imap->buf.offset, n ); | |
633 | s += n; | |
634 | bytes -= n; | |
635 | ||
636 | /* mark that we used part of the buffer */ | |
637 | imap->buf.offset += n; | |
638 | ||
639 | /* now read the rest of the message */ | |
640 | while (bytes > 0) { | |
641 | if ((n = socket_read (&imap->buf.sock, s, bytes)) <= 0) | |
642 | goto bail; | |
643 | s += n; | |
644 | bytes -= n; | |
645 | } | |
646 | ||
647 | if (buffer_gets( &imap->buf, &s )) | |
648 | goto bail; | |
649 | } else if (*s == '"') { | |
650 | /* quoted string */ | |
651 | s++; | |
652 | p = s; | |
653 | for (; *s != '"'; s++) | |
654 | if (!*s) | |
655 | goto bail; | |
656 | cur->len = s - p; | |
657 | s++; | |
658 | cur->val = xmalloc( cur->len + 1 ); | |
659 | memcpy( cur->val, p, cur->len ); | |
660 | cur->val[cur->len] = 0; | |
661 | } else { | |
662 | /* atom */ | |
663 | p = s; | |
664 | for (; *s && !isspace( (unsigned char)*s ); s++) | |
665 | if (level && *s == ')') | |
666 | break; | |
667 | cur->len = s - p; | |
668 | if (cur->len == 3 && !memcmp ("NIL", p, 3)) | |
669 | cur->val = NIL; | |
670 | else { | |
671 | cur->val = xmalloc( cur->len + 1 ); | |
672 | memcpy( cur->val, p, cur->len ); | |
673 | cur->val[cur->len] = 0; | |
674 | } | |
675 | } | |
676 | ||
677 | if (!level) | |
678 | break; | |
679 | if (!*s) | |
680 | goto bail; | |
681 | } | |
682 | *sp = s; | |
5142db69 | 683 | *curp = NULL; |
f2561fda MM |
684 | return 0; |
685 | ||
686 | bail: | |
5142db69 | 687 | *curp = NULL; |
f2561fda MM |
688 | return -1; |
689 | } | |
690 | ||
691 | static list_t * | |
692 | parse_imap_list( imap_t *imap, char **sp ) | |
693 | { | |
694 | list_t *head; | |
695 | ||
696 | if (!parse_imap_list_l( imap, sp, &head, 0 )) | |
697 | return head; | |
698 | free_list( head ); | |
699 | return NULL; | |
700 | } | |
701 | ||
702 | static list_t * | |
703 | parse_list( char **sp ) | |
704 | { | |
5142db69 | 705 | return parse_imap_list( NULL, sp ); |
f2561fda MM |
706 | } |
707 | ||
708 | static void | |
709 | parse_capability( imap_t *imap, char *cmd ) | |
710 | { | |
711 | char *arg; | |
712 | unsigned i; | |
713 | ||
714 | imap->caps = 0x80000000; | |
715 | while ((arg = next_arg( &cmd ))) | |
716 | for (i = 0; i < ARRAY_SIZE(cap_list); i++) | |
717 | if (!strcmp( cap_list[i], arg )) | |
718 | imap->caps |= 1 << i; | |
719 | imap->rcaps = imap->caps; | |
720 | } | |
721 | ||
722 | static int | |
723 | parse_response_code( imap_store_t *ctx, struct imap_cmd_cb *cb, char *s ) | |
724 | { | |
725 | imap_t *imap = ctx->imap; | |
726 | char *arg, *p; | |
727 | ||
728 | if (*s != '[') | |
729 | return RESP_OK; /* no response code */ | |
730 | s++; | |
731 | if (!(p = strchr( s, ']' ))) { | |
732 | fprintf( stderr, "IMAP error: malformed response code\n" ); | |
733 | return RESP_BAD; | |
734 | } | |
735 | *p++ = 0; | |
736 | arg = next_arg( &s ); | |
737 | if (!strcmp( "UIDVALIDITY", arg )) { | |
738 | if (!(arg = next_arg( &s )) || !(ctx->gen.uidvalidity = atoi( arg ))) { | |
739 | fprintf( stderr, "IMAP error: malformed UIDVALIDITY status\n" ); | |
740 | return RESP_BAD; | |
741 | } | |
742 | } else if (!strcmp( "UIDNEXT", arg )) { | |
743 | if (!(arg = next_arg( &s )) || !(imap->uidnext = atoi( arg ))) { | |
744 | fprintf( stderr, "IMAP error: malformed NEXTUID status\n" ); | |
745 | return RESP_BAD; | |
746 | } | |
747 | } else if (!strcmp( "CAPABILITY", arg )) { | |
748 | parse_capability( imap, s ); | |
749 | } else if (!strcmp( "ALERT", arg )) { | |
750 | /* RFC2060 says that these messages MUST be displayed | |
751 | * to the user | |
752 | */ | |
753 | for (; isspace( (unsigned char)*p ); p++); | |
754 | fprintf( stderr, "*** IMAP ALERT *** %s\n", p ); | |
755 | } else if (cb && cb->ctx && !strcmp( "APPENDUID", arg )) { | |
756 | if (!(arg = next_arg( &s )) || !(ctx->gen.uidvalidity = atoi( arg )) || | |
757 | !(arg = next_arg( &s )) || !(*(int *)cb->ctx = atoi( arg ))) | |
758 | { | |
759 | fprintf( stderr, "IMAP error: malformed APPENDUID status\n" ); | |
760 | return RESP_BAD; | |
761 | } | |
762 | } | |
763 | return RESP_OK; | |
764 | } | |
765 | ||
766 | static int | |
767 | get_cmd_result( imap_store_t *ctx, struct imap_cmd *tcmd ) | |
768 | { | |
769 | imap_t *imap = ctx->imap; | |
770 | struct imap_cmd *cmdp, **pcmdp, *ncmdp; | |
771 | char *cmd, *arg, *arg1, *p; | |
772 | int n, resp, resp2, tag; | |
773 | ||
774 | for (;;) { | |
775 | if (buffer_gets( &imap->buf, &cmd )) | |
776 | return RESP_BAD; | |
777 | ||
778 | arg = next_arg( &cmd ); | |
779 | if (*arg == '*') { | |
780 | arg = next_arg( &cmd ); | |
781 | if (!arg) { | |
782 | fprintf( stderr, "IMAP error: unable to parse untagged response\n" ); | |
783 | return RESP_BAD; | |
784 | } | |
785 | ||
786 | if (!strcmp( "NAMESPACE", arg )) { | |
787 | imap->ns_personal = parse_list( &cmd ); | |
788 | imap->ns_other = parse_list( &cmd ); | |
789 | imap->ns_shared = parse_list( &cmd ); | |
790 | } else if (!strcmp( "OK", arg ) || !strcmp( "BAD", arg ) || | |
791 | !strcmp( "NO", arg ) || !strcmp( "BYE", arg )) { | |
5142db69 | 792 | if ((resp = parse_response_code( ctx, NULL, cmd )) != RESP_OK) |
f2561fda MM |
793 | return resp; |
794 | } else if (!strcmp( "CAPABILITY", arg )) | |
795 | parse_capability( imap, cmd ); | |
796 | else if ((arg1 = next_arg( &cmd ))) { | |
797 | if (!strcmp( "EXISTS", arg1 )) | |
798 | ctx->gen.count = atoi( arg ); | |
799 | else if (!strcmp( "RECENT", arg1 )) | |
800 | ctx->gen.recent = atoi( arg ); | |
801 | } else { | |
802 | fprintf( stderr, "IMAP error: unable to parse untagged response\n" ); | |
803 | return RESP_BAD; | |
804 | } | |
805 | } else if (!imap->in_progress) { | |
806 | fprintf( stderr, "IMAP error: unexpected reply: %s %s\n", arg, cmd ? cmd : "" ); | |
807 | return RESP_BAD; | |
808 | } else if (*arg == '+') { | |
809 | /* This can happen only with the last command underway, as | |
810 | it enforces a round-trip. */ | |
811 | cmdp = (struct imap_cmd *)((char *)imap->in_progress_append - | |
812 | offsetof(struct imap_cmd, next)); | |
813 | if (cmdp->cb.data) { | |
814 | n = socket_write( &imap->buf.sock, cmdp->cb.data, cmdp->cb.dlen ); | |
815 | free( cmdp->cb.data ); | |
5142db69 | 816 | cmdp->cb.data = NULL; |
f2561fda MM |
817 | if (n != (int)cmdp->cb.dlen) |
818 | return RESP_BAD; | |
819 | } else if (cmdp->cb.cont) { | |
820 | if (cmdp->cb.cont( ctx, cmdp, cmd )) | |
821 | return RESP_BAD; | |
822 | } else { | |
823 | fprintf( stderr, "IMAP error: unexpected command continuation request\n" ); | |
824 | return RESP_BAD; | |
825 | } | |
826 | if (socket_write( &imap->buf.sock, "\r\n", 2 ) != 2) | |
827 | return RESP_BAD; | |
828 | if (!cmdp->cb.cont) | |
829 | imap->literal_pending = 0; | |
830 | if (!tcmd) | |
831 | return DRV_OK; | |
832 | } else { | |
833 | tag = atoi( arg ); | |
834 | for (pcmdp = &imap->in_progress; (cmdp = *pcmdp); pcmdp = &cmdp->next) | |
835 | if (cmdp->tag == tag) | |
836 | goto gottag; | |
837 | fprintf( stderr, "IMAP error: unexpected tag %s\n", arg ); | |
838 | return RESP_BAD; | |
839 | gottag: | |
840 | if (!(*pcmdp = cmdp->next)) | |
841 | imap->in_progress_append = pcmdp; | |
842 | imap->num_in_progress--; | |
843 | if (cmdp->cb.cont || cmdp->cb.data) | |
844 | imap->literal_pending = 0; | |
845 | arg = next_arg( &cmd ); | |
846 | if (!strcmp( "OK", arg )) | |
847 | resp = DRV_OK; | |
848 | else { | |
849 | if (!strcmp( "NO", arg )) { | |
850 | if (cmdp->cb.create && cmd && (cmdp->cb.trycreate || !memcmp( cmd, "[TRYCREATE]", 11 ))) { /* SELECT, APPEND or UID COPY */ | |
851 | p = strchr( cmdp->cmd, '"' ); | |
5142db69 | 852 | if (!issue_imap_cmd( ctx, NULL, "CREATE \"%.*s\"", strchr( p + 1, '"' ) - p + 1, p )) { |
f2561fda MM |
853 | resp = RESP_BAD; |
854 | goto normal; | |
855 | } | |
856 | /* not waiting here violates the spec, but a server that does not | |
857 | grok this nonetheless violates it too. */ | |
858 | cmdp->cb.create = 0; | |
859 | if (!(ncmdp = issue_imap_cmd( ctx, &cmdp->cb, "%s", cmdp->cmd ))) { | |
860 | resp = RESP_BAD; | |
861 | goto normal; | |
862 | } | |
863 | free( cmdp->cmd ); | |
864 | free( cmdp ); | |
865 | if (!tcmd) | |
866 | return 0; /* ignored */ | |
867 | if (cmdp == tcmd) | |
868 | tcmd = ncmdp; | |
869 | continue; | |
870 | } | |
871 | resp = RESP_NO; | |
872 | } else /*if (!strcmp( "BAD", arg ))*/ | |
873 | resp = RESP_BAD; | |
874 | fprintf( stderr, "IMAP command '%s' returned response (%s) - %s\n", | |
875 | memcmp (cmdp->cmd, "LOGIN", 5) ? | |
876 | cmdp->cmd : "LOGIN <user> <pass>", | |
877 | arg, cmd ? cmd : ""); | |
878 | } | |
879 | if ((resp2 = parse_response_code( ctx, &cmdp->cb, cmd )) > resp) | |
880 | resp = resp2; | |
881 | normal: | |
882 | if (cmdp->cb.done) | |
883 | cmdp->cb.done( ctx, cmdp, resp ); | |
884 | if (cmdp->cb.data) | |
885 | free( cmdp->cb.data ); | |
886 | free( cmdp->cmd ); | |
887 | free( cmdp ); | |
888 | if (!tcmd || tcmd == cmdp) | |
889 | return resp; | |
890 | } | |
891 | } | |
892 | /* not reached */ | |
893 | } | |
894 | ||
895 | static void | |
896 | imap_close_server( imap_store_t *ictx ) | |
897 | { | |
898 | imap_t *imap = ictx->imap; | |
899 | ||
900 | if (imap->buf.sock.fd != -1) { | |
5142db69 | 901 | imap_exec( ictx, NULL, "LOGOUT" ); |
f2561fda MM |
902 | close( imap->buf.sock.fd ); |
903 | } | |
904 | free_list( imap->ns_personal ); | |
905 | free_list( imap->ns_other ); | |
906 | free_list( imap->ns_shared ); | |
907 | free( imap ); | |
908 | } | |
909 | ||
910 | static void | |
911 | imap_close_store( store_t *ctx ) | |
912 | { | |
913 | imap_close_server( (imap_store_t *)ctx ); | |
914 | free_generic_messages( ctx->msgs ); | |
915 | free( ctx ); | |
916 | } | |
917 | ||
918 | static store_t * | |
919 | imap_open_store( imap_server_conf_t *srvc ) | |
920 | { | |
921 | imap_store_t *ctx; | |
922 | imap_t *imap; | |
923 | char *arg, *rsp; | |
924 | struct hostent *he; | |
925 | struct sockaddr_in addr; | |
926 | int s, a[2], preauth; | |
927 | ||
928 | ctx = xcalloc( sizeof(*ctx), 1 ); | |
929 | ||
930 | ctx->imap = imap = xcalloc( sizeof(*imap), 1 ); | |
931 | imap->buf.sock.fd = -1; | |
932 | imap->in_progress_append = &imap->in_progress; | |
933 | ||
934 | /* open connection to IMAP server */ | |
935 | ||
936 | if (srvc->tunnel) { | |
937 | info( "Starting tunnel '%s'... ", srvc->tunnel ); | |
938 | ||
939 | if (socketpair( PF_UNIX, SOCK_STREAM, 0, a )) { | |
940 | perror( "socketpair" ); | |
941 | exit( 1 ); | |
942 | } | |
943 | ||
944 | if (fork() == 0) { | |
945 | if (dup2( a[0], 0 ) == -1 || dup2( a[0], 1 ) == -1) | |
946 | _exit( 127 ); | |
947 | close( a[0] ); | |
948 | close( a[1] ); | |
8e7f9035 | 949 | execl( "/bin/sh", "sh", "-c", srvc->tunnel, NULL ); |
f2561fda MM |
950 | _exit( 127 ); |
951 | } | |
952 | ||
953 | close (a[0]); | |
954 | ||
955 | imap->buf.sock.fd = a[1]; | |
956 | ||
957 | info( "ok\n" ); | |
958 | } else { | |
959 | memset( &addr, 0, sizeof(addr) ); | |
960 | addr.sin_port = htons( srvc->port ); | |
961 | addr.sin_family = AF_INET; | |
962 | ||
963 | info( "Resolving %s... ", srvc->host ); | |
964 | he = gethostbyname( srvc->host ); | |
965 | if (!he) { | |
966 | perror( "gethostbyname" ); | |
967 | goto bail; | |
968 | } | |
969 | info( "ok\n" ); | |
970 | ||
971 | addr.sin_addr.s_addr = *((int *) he->h_addr_list[0]); | |
972 | ||
973 | s = socket( PF_INET, SOCK_STREAM, 0 ); | |
974 | ||
975 | info( "Connecting to %s:%hu... ", inet_ntoa( addr.sin_addr ), ntohs( addr.sin_port ) ); | |
976 | if (connect( s, (struct sockaddr *)&addr, sizeof(addr) )) { | |
977 | close( s ); | |
978 | perror( "connect" ); | |
979 | goto bail; | |
980 | } | |
981 | info( "ok\n" ); | |
982 | ||
983 | imap->buf.sock.fd = s; | |
984 | ||
985 | } | |
986 | ||
987 | /* read the greeting string */ | |
988 | if (buffer_gets( &imap->buf, &rsp )) { | |
989 | fprintf( stderr, "IMAP error: no greeting response\n" ); | |
990 | goto bail; | |
991 | } | |
992 | arg = next_arg( &rsp ); | |
993 | if (!arg || *arg != '*' || (arg = next_arg( &rsp )) == NULL) { | |
994 | fprintf( stderr, "IMAP error: invalid greeting response\n" ); | |
995 | goto bail; | |
996 | } | |
997 | preauth = 0; | |
998 | if (!strcmp( "PREAUTH", arg )) | |
999 | preauth = 1; | |
1000 | else if (strcmp( "OK", arg ) != 0) { | |
1001 | fprintf( stderr, "IMAP error: unknown greeting response\n" ); | |
1002 | goto bail; | |
1003 | } | |
5142db69 RS |
1004 | parse_response_code( ctx, NULL, rsp ); |
1005 | if (!imap->caps && imap_exec( ctx, NULL, "CAPABILITY" ) != RESP_OK) | |
f2561fda MM |
1006 | goto bail; |
1007 | ||
1008 | if (!preauth) { | |
1009 | ||
1010 | info ("Logging in...\n"); | |
1011 | if (!srvc->user) { | |
1012 | fprintf( stderr, "Skipping server %s, no user\n", srvc->host ); | |
1013 | goto bail; | |
1014 | } | |
1015 | if (!srvc->pass) { | |
1016 | char prompt[80]; | |
1017 | sprintf( prompt, "Password (%s@%s): ", srvc->user, srvc->host ); | |
1018 | arg = getpass( prompt ); | |
1019 | if (!arg) { | |
1020 | perror( "getpass" ); | |
1021 | exit( 1 ); | |
1022 | } | |
1023 | if (!*arg) { | |
1024 | fprintf( stderr, "Skipping account %s@%s, no password\n", srvc->user, srvc->host ); | |
1025 | goto bail; | |
1026 | } | |
1027 | /* | |
1028 | * getpass() returns a pointer to a static buffer. make a copy | |
1029 | * for long term storage. | |
1030 | */ | |
1031 | srvc->pass = strdup( arg ); | |
1032 | } | |
1033 | if (CAP(NOLOGIN)) { | |
1034 | fprintf( stderr, "Skipping account %s@%s, server forbids LOGIN\n", srvc->user, srvc->host ); | |
1035 | goto bail; | |
1036 | } | |
1037 | warn( "*** IMAP Warning *** Password is being sent in the clear\n" ); | |
5142db69 | 1038 | if (imap_exec( ctx, NULL, "LOGIN \"%s\" \"%s\"", srvc->user, srvc->pass ) != RESP_OK) { |
f2561fda MM |
1039 | fprintf( stderr, "IMAP error: LOGIN failed\n" ); |
1040 | goto bail; | |
1041 | } | |
1042 | } /* !preauth */ | |
1043 | ||
1044 | ctx->prefix = ""; | |
1045 | ctx->trashnc = 1; | |
1046 | return (store_t *)ctx; | |
1047 | ||
1048 | bail: | |
1049 | imap_close_store( &ctx->gen ); | |
5142db69 | 1050 | return NULL; |
f2561fda MM |
1051 | } |
1052 | ||
1053 | static int | |
1054 | imap_make_flags( int flags, char *buf ) | |
1055 | { | |
1056 | const char *s; | |
1057 | unsigned i, d; | |
1058 | ||
1059 | for (i = d = 0; i < ARRAY_SIZE(Flags); i++) | |
1060 | if (flags & (1 << i)) { | |
1061 | buf[d++] = ' '; | |
1062 | buf[d++] = '\\'; | |
1063 | for (s = Flags[i]; *s; s++) | |
1064 | buf[d++] = *s; | |
1065 | } | |
1066 | buf[0] = '('; | |
1067 | buf[d++] = ')'; | |
1068 | return d; | |
1069 | } | |
1070 | ||
1071 | #define TUIDL 8 | |
1072 | ||
1073 | static int | |
1074 | imap_store_msg( store_t *gctx, msg_data_t *data, int *uid ) | |
1075 | { | |
1076 | imap_store_t *ctx = (imap_store_t *)gctx; | |
1077 | imap_t *imap = ctx->imap; | |
1078 | struct imap_cmd_cb cb; | |
1079 | char *fmap, *buf; | |
1080 | const char *prefix, *box; | |
1081 | int ret, i, j, d, len, extra, nocr; | |
1082 | int start, sbreak = 0, ebreak = 0; | |
1083 | char flagstr[128], tuid[TUIDL * 2 + 1]; | |
1084 | ||
1085 | memset( &cb, 0, sizeof(cb) ); | |
1086 | ||
1087 | fmap = data->data; | |
1088 | len = data->len; | |
1089 | nocr = !data->crlf; | |
1090 | extra = 0, i = 0; | |
1091 | if (!CAP(UIDPLUS) && uid) { | |
1092 | nloop: | |
1093 | start = i; | |
1094 | while (i < len) | |
1095 | if (fmap[i++] == '\n') { | |
1096 | extra += nocr; | |
1097 | if (i - 2 + nocr == start) { | |
1098 | sbreak = ebreak = i - 2 + nocr; | |
1099 | goto mktid; | |
1100 | } | |
1101 | if (!memcmp( fmap + start, "X-TUID: ", 8 )) { | |
1102 | extra -= (ebreak = i) - (sbreak = start) + nocr; | |
1103 | goto mktid; | |
1104 | } | |
1105 | goto nloop; | |
1106 | } | |
1107 | /* invalid message */ | |
1108 | free( fmap ); | |
1109 | return DRV_MSG_BAD; | |
1110 | mktid: | |
1111 | for (j = 0; j < TUIDL; j++) | |
1112 | sprintf( tuid + j * 2, "%02x", arc4_getbyte() ); | |
1113 | extra += 8 + TUIDL * 2 + 2; | |
1114 | } | |
1115 | if (nocr) | |
1116 | for (; i < len; i++) | |
1117 | if (fmap[i] == '\n') | |
1118 | extra++; | |
1119 | ||
1120 | cb.dlen = len + extra; | |
1121 | buf = cb.data = xmalloc( cb.dlen ); | |
1122 | i = 0; | |
1123 | if (!CAP(UIDPLUS) && uid) { | |
1124 | if (nocr) { | |
1125 | for (; i < sbreak; i++) | |
1126 | if (fmap[i] == '\n') { | |
1127 | *buf++ = '\r'; | |
1128 | *buf++ = '\n'; | |
1129 | } else | |
1130 | *buf++ = fmap[i]; | |
1131 | } else { | |
1132 | memcpy( buf, fmap, sbreak ); | |
1133 | buf += sbreak; | |
1134 | } | |
1135 | memcpy( buf, "X-TUID: ", 8 ); | |
1136 | buf += 8; | |
1137 | memcpy( buf, tuid, TUIDL * 2 ); | |
1138 | buf += TUIDL * 2; | |
1139 | *buf++ = '\r'; | |
1140 | *buf++ = '\n'; | |
1141 | i = ebreak; | |
1142 | } | |
1143 | if (nocr) { | |
1144 | for (; i < len; i++) | |
1145 | if (fmap[i] == '\n') { | |
1146 | *buf++ = '\r'; | |
1147 | *buf++ = '\n'; | |
1148 | } else | |
1149 | *buf++ = fmap[i]; | |
1150 | } else | |
1151 | memcpy( buf, fmap + i, len - i ); | |
1152 | ||
1153 | free( fmap ); | |
1154 | ||
1155 | d = 0; | |
1156 | if (data->flags) { | |
1157 | d = imap_make_flags( data->flags, flagstr ); | |
1158 | flagstr[d++] = ' '; | |
1159 | } | |
1160 | flagstr[d] = 0; | |
1161 | ||
1162 | if (!uid) { | |
1163 | box = gctx->conf->trash; | |
1164 | prefix = ctx->prefix; | |
1165 | cb.create = 1; | |
1166 | if (ctx->trashnc) | |
1167 | imap->caps = imap->rcaps & ~(1 << LITERALPLUS); | |
1168 | } else { | |
1169 | box = gctx->name; | |
1170 | prefix = !strcmp( box, "INBOX" ) ? "" : ctx->prefix; | |
1171 | cb.create = 0; | |
1172 | } | |
1173 | cb.ctx = uid; | |
1174 | ret = imap_exec_m( ctx, &cb, "APPEND \"%s%s\" %s", prefix, box, flagstr ); | |
1175 | imap->caps = imap->rcaps; | |
1176 | if (ret != DRV_OK) | |
1177 | return ret; | |
1178 | if (!uid) | |
1179 | ctx->trashnc = 0; | |
1180 | else | |
1181 | gctx->count++; | |
1182 | ||
1183 | return DRV_OK; | |
1184 | } | |
1185 | ||
1186 | #define CHUNKSIZE 0x1000 | |
1187 | ||
1188 | static int | |
1189 | read_message( FILE *f, msg_data_t *msg ) | |
1190 | { | |
1191 | int len, r; | |
1192 | ||
1193 | memset( msg, 0, sizeof *msg ); | |
1194 | len = CHUNKSIZE; | |
1195 | msg->data = xmalloc( len+1 ); | |
1196 | msg->data[0] = 0; | |
1197 | ||
1198 | while(!feof( f )) { | |
1199 | if (msg->len >= len) { | |
1200 | void *p; | |
1201 | len += CHUNKSIZE; | |
1202 | p = xrealloc(msg->data, len+1); | |
1203 | if (!p) | |
1204 | break; | |
34c5a9e2 | 1205 | msg->data = p; |
f2561fda MM |
1206 | } |
1207 | r = fread( &msg->data[msg->len], 1, len - msg->len, f ); | |
1208 | if (r <= 0) | |
1209 | break; | |
1210 | msg->len += r; | |
1211 | } | |
1212 | msg->data[msg->len] = 0; | |
1213 | return msg->len; | |
1214 | } | |
1215 | ||
1216 | static int | |
1217 | count_messages( msg_data_t *msg ) | |
1218 | { | |
1219 | int count = 0; | |
1220 | char *p = msg->data; | |
1221 | ||
1222 | while (1) { | |
1223 | if (!strncmp( "From ", p, 5 )) { | |
1224 | count++; | |
1225 | p += 5; | |
1226 | } | |
1227 | p = strstr( p+5, "\nFrom "); | |
1228 | if (!p) | |
1229 | break; | |
1230 | p++; | |
1231 | } | |
1232 | return count; | |
1233 | } | |
1234 | ||
1235 | static int | |
1236 | split_msg( msg_data_t *all_msgs, msg_data_t *msg, int *ofs ) | |
1237 | { | |
1238 | char *p, *data; | |
1239 | ||
1240 | memset( msg, 0, sizeof *msg ); | |
1241 | if (*ofs >= all_msgs->len) | |
1242 | return 0; | |
1243 | ||
1244 | data = &all_msgs->data[ *ofs ]; | |
1245 | msg->len = all_msgs->len - *ofs; | |
1246 | ||
1247 | if (msg->len < 5 || strncmp( data, "From ", 5 )) | |
1248 | return 0; | |
1249 | ||
1250 | p = strstr( data, "\nFrom " ); | |
1251 | if (p) | |
1252 | msg->len = &p[1] - data; | |
1253 | ||
1254 | msg->data = xmalloc( msg->len + 1 ); | |
1255 | if (!msg->data) | |
1256 | return 0; | |
1257 | ||
1258 | memcpy( msg->data, data, msg->len ); | |
1259 | msg->data[ msg->len ] = 0; | |
1260 | ||
1261 | *ofs += msg->len; | |
1262 | return 1; | |
1263 | } | |
1264 | ||
1265 | static imap_server_conf_t server = | |
1266 | { | |
1267 | NULL, /* name */ | |
1268 | NULL, /* tunnel */ | |
1269 | NULL, /* host */ | |
1270 | 0, /* port */ | |
1271 | NULL, /* user */ | |
1272 | NULL, /* pass */ | |
1273 | }; | |
1274 | ||
1275 | static char *imap_folder; | |
1276 | ||
1277 | static int | |
1278 | git_imap_config(const char *key, const char *val) | |
1279 | { | |
1280 | char imap_key[] = "imap."; | |
1281 | ||
1282 | if (strncmp( key, imap_key, sizeof imap_key - 1 )) | |
1283 | return 0; | |
1284 | key += sizeof imap_key - 1; | |
1285 | ||
1286 | if (!strcmp( "folder", key )) { | |
1287 | imap_folder = strdup( val ); | |
1288 | } else if (!strcmp( "host", key )) { | |
1289 | { | |
1290 | if (!strncmp( "imap:", val, 5 )) | |
1291 | val += 5; | |
1292 | if (!server.port) | |
1293 | server.port = 143; | |
1294 | } | |
1295 | if (!strncmp( "//", val, 2 )) | |
1296 | val += 2; | |
1297 | server.host = strdup( val ); | |
1298 | } | |
1299 | else if (!strcmp( "user", key )) | |
1300 | server.user = strdup( val ); | |
1301 | else if (!strcmp( "pass", key )) | |
1302 | server.pass = strdup( val ); | |
1303 | else if (!strcmp( "port", key )) | |
1304 | server.port = git_config_int( key, val ); | |
1305 | else if (!strcmp( "tunnel", key )) | |
1306 | server.tunnel = strdup( val ); | |
1307 | return 0; | |
1308 | } | |
1309 | ||
1310 | int | |
1311 | main(int argc, char **argv) | |
1312 | { | |
1313 | msg_data_t all_msgs, msg; | |
5142db69 | 1314 | store_t *ctx = NULL; |
f2561fda MM |
1315 | int uid = 0; |
1316 | int ofs = 0; | |
1317 | int r; | |
1318 | int total, n = 0; | |
1319 | ||
1320 | /* init the random number generator */ | |
1321 | arc4_init(); | |
1322 | ||
1323 | git_config( git_imap_config ); | |
1324 | ||
1325 | if (!imap_folder) { | |
1326 | fprintf( stderr, "no imap store specified\n" ); | |
1327 | return 1; | |
1328 | } | |
1329 | ||
1330 | /* read the messages */ | |
1331 | if (!read_message( stdin, &all_msgs )) { | |
1332 | fprintf(stderr,"nothing to send\n"); | |
1333 | return 1; | |
1334 | } | |
1335 | ||
1cd88cc9 MM |
1336 | total = count_messages( &all_msgs ); |
1337 | if (!total) { | |
1338 | fprintf(stderr,"no messages to send\n"); | |
1339 | return 1; | |
1340 | } | |
1341 | ||
f2561fda MM |
1342 | /* write it to the imap server */ |
1343 | ctx = imap_open_store( &server ); | |
1344 | if (!ctx) { | |
1345 | fprintf( stderr,"failed to open store\n"); | |
1346 | return 1; | |
1347 | } | |
1348 | ||
f2561fda MM |
1349 | fprintf( stderr, "sending %d message%s\n", total, (total!=1)?"s":"" ); |
1350 | ctx->name = imap_folder; | |
1351 | while (1) { | |
1352 | unsigned percent = n * 100 / total; | |
1353 | fprintf( stderr, "%4u%% (%d/%d) done\r", percent, n, total ); | |
1354 | if (!split_msg( &all_msgs, &msg, &ofs )) | |
1355 | break; | |
1356 | r = imap_store_msg( ctx, &msg, &uid ); | |
1357 | if (r != DRV_OK) break; | |
1358 | n++; | |
1359 | } | |
1360 | fprintf( stderr,"\n" ); | |
1361 | ||
1362 | imap_close_store( ctx ); | |
1363 | ||
1364 | return 0; | |
1365 | } |