rev |
line source |
yuuji@0
|
1 /* ========================================================================
|
yuuji@0
|
2 * Copyright 1988-2008 University of Washington
|
yuuji@0
|
3 *
|
yuuji@0
|
4 * Licensed under the Apache License, Version 2.0 (the "License");
|
yuuji@0
|
5 * you may not use this file except in compliance with the License.
|
yuuji@0
|
6 * You may obtain a copy of the License at
|
yuuji@0
|
7 *
|
yuuji@0
|
8 * http://www.apache.org/licenses/LICENSE-2.0
|
yuuji@0
|
9 *
|
yuuji@0
|
10 *
|
yuuji@0
|
11 * ========================================================================
|
yuuji@0
|
12 */
|
yuuji@0
|
13
|
yuuji@0
|
14 /*
|
yuuji@0
|
15 * Program: MX mail routines
|
yuuji@0
|
16 *
|
yuuji@0
|
17 * Author(s): Mark Crispin
|
yuuji@0
|
18 * Networks and Distributed Computing
|
yuuji@0
|
19 * Computing & Communications
|
yuuji@0
|
20 * University of Washington
|
yuuji@0
|
21 * Administration Building, AG-44
|
yuuji@0
|
22 * Seattle, WA 98195
|
yuuji@0
|
23 * Internet: MRC@CAC.Washington.EDU
|
yuuji@0
|
24 *
|
yuuji@0
|
25 * Date: 3 May 1996
|
yuuji@0
|
26 * Last Edited: 6 January 2008
|
yuuji@0
|
27 */
|
yuuji@0
|
28
|
yuuji@0
|
29
|
yuuji@0
|
30 #include <stdio.h>
|
yuuji@0
|
31 #include <ctype.h>
|
yuuji@0
|
32 #include <errno.h>
|
yuuji@0
|
33 extern int errno; /* just in case */
|
yuuji@0
|
34 #include "mail.h"
|
yuuji@0
|
35 #include "osdep.h"
|
yuuji@0
|
36 #include <pwd.h>
|
yuuji@0
|
37 #include <sys/stat.h>
|
yuuji@0
|
38 #include <sys/time.h>
|
yuuji@0
|
39 #include "misc.h"
|
yuuji@0
|
40 #include "dummy.h"
|
yuuji@0
|
41 #include "fdstring.h"
|
yuuji@0
|
42
|
yuuji@0
|
43 /* Index file */
|
yuuji@0
|
44
|
yuuji@0
|
45 #define MXINDEXNAME "/.mxindex"
|
yuuji@0
|
46 #define MXINDEX(d,s) strcat (mx_file (d,s),MXINDEXNAME)
|
yuuji@0
|
47
|
yuuji@0
|
48
|
yuuji@0
|
49 /* MX I/O stream local data */
|
yuuji@0
|
50
|
yuuji@0
|
51 typedef struct mx_local {
|
yuuji@0
|
52 int fd; /* file descriptor of open index */
|
yuuji@0
|
53 unsigned char *buf; /* temporary buffer */
|
yuuji@0
|
54 unsigned long buflen; /* current size of temporary buffer */
|
yuuji@0
|
55 unsigned long cachedtexts; /* total size of all cached texts */
|
yuuji@0
|
56 time_t scantime; /* last time directory scanned */
|
yuuji@0
|
57 } MXLOCAL;
|
yuuji@0
|
58
|
yuuji@0
|
59
|
yuuji@0
|
60 /* Convenient access to local data */
|
yuuji@0
|
61
|
yuuji@0
|
62 #define LOCAL ((MXLOCAL *) stream->local)
|
yuuji@0
|
63
|
yuuji@0
|
64
|
yuuji@0
|
65 /* Function prototypes */
|
yuuji@0
|
66
|
yuuji@0
|
67 DRIVER *mx_valid (char *name);
|
yuuji@0
|
68 int mx_isvalid (char *name,char *tmp);
|
yuuji@0
|
69 int mx_namevalid (char *name);
|
yuuji@0
|
70 void *mx_parameters (long function,void *value);
|
yuuji@0
|
71 long mx_dirfmttest (char *name);
|
yuuji@0
|
72 void mx_scan (MAILSTREAM *stream,char *ref,char *pat,char *contents);
|
yuuji@0
|
73 long mx_scan_contents (char *name,char *contents,unsigned long csiz,
|
yuuji@0
|
74 unsigned long fsiz);
|
yuuji@0
|
75 void mx_list (MAILSTREAM *stream,char *ref,char *pat);
|
yuuji@0
|
76 void mx_lsub (MAILSTREAM *stream,char *ref,char *pat);
|
yuuji@0
|
77 long mx_subscribe (MAILSTREAM *stream,char *mailbox);
|
yuuji@0
|
78 long mx_unsubscribe (MAILSTREAM *stream,char *mailbox);
|
yuuji@0
|
79 long mx_create (MAILSTREAM *stream,char *mailbox);
|
yuuji@0
|
80 long mx_delete (MAILSTREAM *stream,char *mailbox);
|
yuuji@0
|
81 long mx_rename (MAILSTREAM *stream,char *old,char *newname);
|
yuuji@0
|
82 int mx_rename_work (char *src,size_t srcl,char *dst,size_t dstl,char *name);
|
yuuji@0
|
83 MAILSTREAM *mx_open (MAILSTREAM *stream);
|
yuuji@0
|
84 void mx_close (MAILSTREAM *stream,long options);
|
yuuji@0
|
85 void mx_fast (MAILSTREAM *stream,char *sequence,long flags);
|
yuuji@0
|
86 char *mx_fast_work (MAILSTREAM *stream,MESSAGECACHE *elt);
|
yuuji@0
|
87 char *mx_header (MAILSTREAM *stream,unsigned long msgno,unsigned long *length,
|
yuuji@0
|
88 long flags);
|
yuuji@0
|
89 long mx_text (MAILSTREAM *stream,unsigned long msgno,STRING *bs,long flags);
|
yuuji@0
|
90 void mx_flag (MAILSTREAM *stream,char *sequence,char *flag,long flags);
|
yuuji@0
|
91 void mx_flagmsg (MAILSTREAM *stream,MESSAGECACHE *elt);
|
yuuji@0
|
92 long mx_ping (MAILSTREAM *stream);
|
yuuji@0
|
93 void mx_check (MAILSTREAM *stream);
|
yuuji@0
|
94 long mx_expunge (MAILSTREAM *stream,char *sequence,long options);
|
yuuji@0
|
95 long mx_copy (MAILSTREAM *stream,char *sequence,char *mailbox,
|
yuuji@0
|
96 long options);
|
yuuji@0
|
97 long mx_append (MAILSTREAM *stream,char *mailbox,append_t af,void *data);
|
yuuji@0
|
98 long mx_append_msg (MAILSTREAM *stream,char *flags,MESSAGECACHE *elt,
|
yuuji@0
|
99 STRING *st,SEARCHSET *set);
|
yuuji@0
|
100
|
yuuji@0
|
101 int mx_select (struct direct *name);
|
yuuji@0
|
102 int mx_numsort (const void *d1,const void *d2);
|
yuuji@0
|
103 char *mx_file (char *dst,char *name);
|
yuuji@0
|
104 long mx_lockindex (MAILSTREAM *stream);
|
yuuji@0
|
105 void mx_unlockindex (MAILSTREAM *stream);
|
yuuji@0
|
106 void mx_setdate (char *file,MESSAGECACHE *elt);
|
yuuji@0
|
107
|
yuuji@0
|
108
|
yuuji@0
|
109 /* MX mail routines */
|
yuuji@0
|
110
|
yuuji@0
|
111
|
yuuji@0
|
112 /* Driver dispatch used by MAIL */
|
yuuji@0
|
113
|
yuuji@0
|
114 DRIVER mxdriver = {
|
yuuji@0
|
115 "mx", /* driver name */
|
yuuji@0
|
116 /* driver flags */
|
yuuji@0
|
117 DR_MAIL|DR_LOCAL|DR_NOFAST|DR_CRLF|DR_LOCKING|DR_DIRFMT,
|
yuuji@0
|
118 (DRIVER *) NIL, /* next driver */
|
yuuji@0
|
119 mx_valid, /* mailbox is valid for us */
|
yuuji@0
|
120 mx_parameters, /* manipulate parameters */
|
yuuji@0
|
121 mx_scan, /* scan mailboxes */
|
yuuji@0
|
122 mx_list, /* find mailboxes */
|
yuuji@0
|
123 mx_lsub, /* find subscribed mailboxes */
|
yuuji@0
|
124 mx_subscribe, /* subscribe to mailbox */
|
yuuji@0
|
125 mx_unsubscribe, /* unsubscribe from mailbox */
|
yuuji@0
|
126 mx_create, /* create mailbox */
|
yuuji@0
|
127 mx_delete, /* delete mailbox */
|
yuuji@0
|
128 mx_rename, /* rename mailbox */
|
yuuji@0
|
129 mail_status_default, /* status of mailbox */
|
yuuji@0
|
130 mx_open, /* open mailbox */
|
yuuji@0
|
131 mx_close, /* close mailbox */
|
yuuji@0
|
132 mx_fast, /* fetch message "fast" attributes */
|
yuuji@0
|
133 NIL, /* fetch message flags */
|
yuuji@0
|
134 NIL, /* fetch overview */
|
yuuji@0
|
135 NIL, /* fetch message envelopes */
|
yuuji@0
|
136 mx_header, /* fetch message header only */
|
yuuji@0
|
137 mx_text, /* fetch message body only */
|
yuuji@0
|
138 NIL, /* fetch partial message test */
|
yuuji@0
|
139 NIL, /* unique identifier */
|
yuuji@0
|
140 NIL, /* message number */
|
yuuji@0
|
141 mx_flag, /* modify flags */
|
yuuji@0
|
142 mx_flagmsg, /* per-message modify flags */
|
yuuji@0
|
143 NIL, /* search for message based on criteria */
|
yuuji@0
|
144 NIL, /* sort messages */
|
yuuji@0
|
145 NIL, /* thread messages */
|
yuuji@0
|
146 mx_ping, /* ping mailbox to see if still alive */
|
yuuji@0
|
147 mx_check, /* check for new messages */
|
yuuji@0
|
148 mx_expunge, /* expunge deleted messages */
|
yuuji@0
|
149 mx_copy, /* copy messages to another mailbox */
|
yuuji@0
|
150 mx_append, /* append string message to mailbox */
|
yuuji@0
|
151 NIL /* garbage collect stream */
|
yuuji@0
|
152 };
|
yuuji@0
|
153
|
yuuji@0
|
154 /* prototype stream */
|
yuuji@0
|
155 MAILSTREAM mxproto = {&mxdriver};
|
yuuji@0
|
156
|
yuuji@0
|
157 /* MX mail validate mailbox
|
yuuji@0
|
158 * Accepts: mailbox name
|
yuuji@0
|
159 * Returns: our driver if name is valid, NIL otherwise
|
yuuji@0
|
160 */
|
yuuji@0
|
161
|
yuuji@0
|
162 DRIVER *mx_valid (char *name)
|
yuuji@0
|
163 {
|
yuuji@0
|
164 char tmp[MAILTMPLEN];
|
yuuji@0
|
165 return mx_isvalid (name,tmp) ? &mxdriver : NIL;
|
yuuji@0
|
166 }
|
yuuji@0
|
167
|
yuuji@0
|
168
|
yuuji@0
|
169 /* MX mail test for valid mailbox
|
yuuji@0
|
170 * Accepts: mailbox name
|
yuuji@0
|
171 * temporary buffer to use
|
yuuji@0
|
172 * Returns: T if valid, NIL otherwise with errno holding dir stat error
|
yuuji@0
|
173 */
|
yuuji@0
|
174
|
yuuji@0
|
175 int mx_isvalid (char *name,char *tmp)
|
yuuji@0
|
176 {
|
yuuji@0
|
177 struct stat sbuf;
|
yuuji@0
|
178 errno = NIL; /* zap error */
|
yuuji@0
|
179 if ((strlen (name) <= NETMAXMBX) && *mx_file (tmp,name) &&
|
yuuji@0
|
180 !stat (tmp,&sbuf) && ((sbuf.st_mode & S_IFMT) == S_IFDIR)) {
|
yuuji@0
|
181 /* name is directory; is it mx? */
|
yuuji@0
|
182 if (!stat (MXINDEX (tmp,name),&sbuf) &&
|
yuuji@0
|
183 ((sbuf.st_mode & S_IFMT) == S_IFREG)) return T;
|
yuuji@0
|
184 errno = NIL; /* directory but not mx */
|
yuuji@0
|
185 }
|
yuuji@0
|
186 else if (!compare_cstring (name,"INBOX")) errno = NIL;
|
yuuji@0
|
187 return NIL;
|
yuuji@0
|
188 }
|
yuuji@0
|
189
|
yuuji@0
|
190
|
yuuji@0
|
191 /* MX mail test for valid mailbox
|
yuuji@0
|
192 * Accepts: mailbox name
|
yuuji@0
|
193 * Returns: T if valid, NIL otherwise
|
yuuji@0
|
194 */
|
yuuji@0
|
195
|
yuuji@0
|
196 int mx_namevalid (char *name)
|
yuuji@0
|
197 {
|
yuuji@0
|
198 char *s = (*name == '/') ? name + 1 : name;
|
yuuji@0
|
199 while (s && *s) { /* make sure valid name */
|
yuuji@0
|
200 if (isdigit (*s)) s++; /* digit, check this node further... */
|
yuuji@0
|
201 else if (*s == '/') break; /* all digit node, barf */
|
yuuji@0
|
202 /* non-digit, skip to next node or return */
|
yuuji@0
|
203 else if (!((s = strchr (s+1,'/')) && *++s)) return T;
|
yuuji@0
|
204 }
|
yuuji@0
|
205 return NIL; /* all numeric or empty node */
|
yuuji@0
|
206 }
|
yuuji@0
|
207
|
yuuji@0
|
208 /* MX manipulate driver parameters
|
yuuji@0
|
209 * Accepts: function code
|
yuuji@0
|
210 * function-dependent value
|
yuuji@0
|
211 * Returns: function-dependent return value
|
yuuji@0
|
212 */
|
yuuji@0
|
213
|
yuuji@0
|
214 void *mx_parameters (long function,void *value)
|
yuuji@0
|
215 {
|
yuuji@0
|
216 void *ret = NIL;
|
yuuji@0
|
217 switch ((int) function) {
|
yuuji@0
|
218 case GET_INBOXPATH:
|
yuuji@0
|
219 if (value) ret = mailboxfile ((char *) value,"~/INBOX");
|
yuuji@0
|
220 break;
|
yuuji@0
|
221 case GET_DIRFMTTEST:
|
yuuji@0
|
222 ret = (void *) mx_dirfmttest;
|
yuuji@0
|
223 break;
|
yuuji@0
|
224 case GET_SCANCONTENTS:
|
yuuji@0
|
225 ret = (void *) mx_scan_contents;
|
yuuji@0
|
226 break;
|
yuuji@0
|
227 }
|
yuuji@0
|
228 return ret;
|
yuuji@0
|
229 }
|
yuuji@0
|
230
|
yuuji@0
|
231
|
yuuji@0
|
232 /* MX test for directory format internal node
|
yuuji@0
|
233 * Accepts: candidate node name
|
yuuji@0
|
234 * Returns: T if internal name, NIL otherwise
|
yuuji@0
|
235 */
|
yuuji@0
|
236
|
yuuji@0
|
237 long mx_dirfmttest (char *name)
|
yuuji@0
|
238 {
|
yuuji@0
|
239 int c;
|
yuuji@0
|
240 /* success if index name or all-numberic */
|
yuuji@0
|
241 if (strcmp (name,MXINDEXNAME+1))
|
yuuji@0
|
242 while (c = *name++) if (!isdigit (c)) return NIL;
|
yuuji@0
|
243 return LONGT;
|
yuuji@0
|
244 }
|
yuuji@0
|
245
|
yuuji@0
|
246 /* MX scan mailboxes
|
yuuji@0
|
247 * Accepts: mail stream
|
yuuji@0
|
248 * reference
|
yuuji@0
|
249 * pattern to search
|
yuuji@0
|
250 * string to scan
|
yuuji@0
|
251 */
|
yuuji@0
|
252
|
yuuji@0
|
253 void mx_scan (MAILSTREAM *stream,char *ref,char *pat,char *contents)
|
yuuji@0
|
254 {
|
yuuji@0
|
255 if (stream) dummy_scan (NIL,ref,pat,contents);
|
yuuji@0
|
256 }
|
yuuji@0
|
257
|
yuuji@0
|
258
|
yuuji@0
|
259 /* MX scan mailbox for contents
|
yuuji@0
|
260 * Accepts: mailbox name
|
yuuji@0
|
261 * desired contents
|
yuuji@0
|
262 * contents size
|
yuuji@0
|
263 * file size (ignored)
|
yuuji@0
|
264 * Returns: NIL if contents not found, T if found
|
yuuji@0
|
265 */
|
yuuji@0
|
266
|
yuuji@0
|
267 long mx_scan_contents (char *name,char *contents,unsigned long csiz,
|
yuuji@0
|
268 unsigned long fsiz)
|
yuuji@0
|
269 {
|
yuuji@0
|
270 long i,nfiles;
|
yuuji@0
|
271 void *a;
|
yuuji@0
|
272 char *s;
|
yuuji@0
|
273 long ret = NIL;
|
yuuji@0
|
274 size_t namelen = strlen (name);
|
yuuji@0
|
275 struct stat sbuf;
|
yuuji@0
|
276 struct direct **names = NIL;
|
yuuji@0
|
277 if ((nfiles = scandir (name,&names,mx_select,mx_numsort)) > 0)
|
yuuji@0
|
278 for (i = 0; i < nfiles; ++i) {
|
yuuji@0
|
279 if (!ret) {
|
yuuji@0
|
280 sprintf (s = (char *) fs_get (namelen + strlen (names[i]->d_name) + 2),
|
yuuji@0
|
281 "%s/%s",name,names[i]->d_name);
|
yuuji@0
|
282 if (!stat (s,&sbuf) && (csiz <= sbuf.st_size))
|
yuuji@0
|
283 ret = dummy_scan_contents (s,contents,csiz,sbuf.st_size);
|
yuuji@0
|
284 fs_give ((void **) &s);
|
yuuji@0
|
285 }
|
yuuji@0
|
286 fs_give ((void **) &names[i]);
|
yuuji@0
|
287 }
|
yuuji@0
|
288 /* free directory list */
|
yuuji@0
|
289 if (a = (void *) names) fs_give ((void **) &a);
|
yuuji@0
|
290 return ret;
|
yuuji@0
|
291 }
|
yuuji@0
|
292
|
yuuji@0
|
293 /* MX list mailboxes
|
yuuji@0
|
294 * Accepts: mail stream
|
yuuji@0
|
295 * reference
|
yuuji@0
|
296 * pattern to search
|
yuuji@0
|
297 */
|
yuuji@0
|
298
|
yuuji@0
|
299 void mx_list (MAILSTREAM *stream,char *ref,char *pat)
|
yuuji@0
|
300 {
|
yuuji@0
|
301 if (stream) dummy_list (NIL,ref,pat);
|
yuuji@0
|
302 }
|
yuuji@0
|
303
|
yuuji@0
|
304
|
yuuji@0
|
305 /* MX list subscribed mailboxes
|
yuuji@0
|
306 * Accepts: mail stream
|
yuuji@0
|
307 * reference
|
yuuji@0
|
308 * pattern to search
|
yuuji@0
|
309 */
|
yuuji@0
|
310
|
yuuji@0
|
311 void mx_lsub (MAILSTREAM *stream,char *ref,char *pat)
|
yuuji@0
|
312 {
|
yuuji@0
|
313 if (stream) dummy_lsub (NIL,ref,pat);
|
yuuji@0
|
314 }
|
yuuji@0
|
315
|
yuuji@0
|
316 /* MX mail subscribe to mailbox
|
yuuji@0
|
317 * Accepts: mail stream
|
yuuji@0
|
318 * mailbox to add to subscription list
|
yuuji@0
|
319 * Returns: T on success, NIL on failure
|
yuuji@0
|
320 */
|
yuuji@0
|
321
|
yuuji@0
|
322 long mx_subscribe (MAILSTREAM *stream,char *mailbox)
|
yuuji@0
|
323 {
|
yuuji@0
|
324 return sm_subscribe (mailbox);
|
yuuji@0
|
325 }
|
yuuji@0
|
326
|
yuuji@0
|
327
|
yuuji@0
|
328 /* MX mail unsubscribe to mailbox
|
yuuji@0
|
329 * Accepts: mail stream
|
yuuji@0
|
330 * mailbox to delete from subscription list
|
yuuji@0
|
331 * Returns: T on success, NIL on failure
|
yuuji@0
|
332 */
|
yuuji@0
|
333
|
yuuji@0
|
334 long mx_unsubscribe (MAILSTREAM *stream,char *mailbox)
|
yuuji@0
|
335 {
|
yuuji@0
|
336 return sm_unsubscribe (mailbox);
|
yuuji@0
|
337 }
|
yuuji@0
|
338
|
yuuji@0
|
339 /* MX mail create mailbox
|
yuuji@0
|
340 * Accepts: mail stream
|
yuuji@0
|
341 * mailbox name to create
|
yuuji@0
|
342 * Returns: T on success, NIL on failure
|
yuuji@0
|
343 */
|
yuuji@0
|
344
|
yuuji@0
|
345 long mx_create (MAILSTREAM *stream,char *mailbox)
|
yuuji@0
|
346 {
|
yuuji@0
|
347 DRIVER *test;
|
yuuji@0
|
348 int fd;
|
yuuji@0
|
349 char *s,tmp[MAILTMPLEN];
|
yuuji@0
|
350 int mask = umask (0);
|
yuuji@0
|
351 long ret = NIL;
|
yuuji@0
|
352 if (!mx_namevalid (mailbox)) /* validate name */
|
yuuji@0
|
353 sprintf (tmp,"Can't create mailbox %.80s: invalid MX-format name",mailbox);
|
yuuji@0
|
354 /* must not already exist */
|
yuuji@0
|
355 else if ((test = mail_valid (NIL,mailbox,NIL)) &&
|
yuuji@0
|
356 strcmp (test->name,"dummy"))
|
yuuji@0
|
357 sprintf (tmp,"Can't create mailbox %.80s: mailbox already exists",mailbox);
|
yuuji@0
|
358 /* create directory */
|
yuuji@0
|
359 else if (!dummy_create_path (stream,MXINDEX (tmp,mailbox),
|
yuuji@0
|
360 get_dir_protection (mailbox)))
|
yuuji@0
|
361 sprintf (tmp,"Can't create mailbox %.80s: %s",mailbox,strerror (errno));
|
yuuji@0
|
362 else { /* success */
|
yuuji@0
|
363 /* set index protection */
|
yuuji@0
|
364 set_mbx_protections (mailbox,tmp);
|
yuuji@0
|
365 /* tie off directory name */
|
yuuji@0
|
366 *(s = strrchr (tmp,'/') + 1) = '\0';
|
yuuji@0
|
367 /* set directory protection */
|
yuuji@0
|
368 set_mbx_protections (mailbox,tmp);
|
yuuji@0
|
369 ret = LONGT;
|
yuuji@0
|
370 }
|
yuuji@0
|
371 umask (mask); /* restore mask */
|
yuuji@0
|
372 if (!ret) MM_LOG (tmp,ERROR); /* some error */
|
yuuji@0
|
373 return ret;
|
yuuji@0
|
374 }
|
yuuji@0
|
375
|
yuuji@0
|
376 /* MX mail delete mailbox
|
yuuji@0
|
377 * mailbox name to delete
|
yuuji@0
|
378 * Returns: T on success, NIL on failure
|
yuuji@0
|
379 */
|
yuuji@0
|
380
|
yuuji@0
|
381 long mx_delete (MAILSTREAM *stream,char *mailbox)
|
yuuji@0
|
382 {
|
yuuji@0
|
383 DIR *dirp;
|
yuuji@0
|
384 struct direct *d;
|
yuuji@0
|
385 char *s;
|
yuuji@0
|
386 char tmp[MAILTMPLEN];
|
yuuji@0
|
387 if (!mx_isvalid (mailbox,tmp))
|
yuuji@0
|
388 sprintf (tmp,"Can't delete mailbox %.80s: no such mailbox",mailbox);
|
yuuji@0
|
389 /* delete index */
|
yuuji@0
|
390 else if (unlink (MXINDEX (tmp,mailbox)))
|
yuuji@0
|
391 sprintf (tmp,"Can't delete mailbox %.80s index: %s",
|
yuuji@0
|
392 mailbox,strerror (errno));
|
yuuji@0
|
393 else { /* get directory name */
|
yuuji@0
|
394 *(s = strrchr (tmp,'/')) = '\0';
|
yuuji@0
|
395 if (dirp = opendir (tmp)) { /* open directory */
|
yuuji@0
|
396 *s++ = '/'; /* restore delimiter */
|
yuuji@0
|
397 /* massacre messages */
|
yuuji@0
|
398 while (d = readdir (dirp)) if (mx_select (d)) {
|
yuuji@0
|
399 strcpy (s,d->d_name); /* make path */
|
yuuji@0
|
400 unlink (tmp); /* sayonara */
|
yuuji@0
|
401 }
|
yuuji@0
|
402 closedir (dirp); /* flush directory */
|
yuuji@0
|
403 *(s = strrchr (tmp,'/')) = '\0';
|
yuuji@0
|
404 if (rmdir (tmp)) { /* try to remove the directory */
|
yuuji@0
|
405 sprintf (tmp,"Can't delete name %.80s: %s",mailbox,strerror (errno));
|
yuuji@0
|
406 MM_LOG (tmp,WARN);
|
yuuji@0
|
407 }
|
yuuji@0
|
408 }
|
yuuji@0
|
409 return T; /* always success */
|
yuuji@0
|
410 }
|
yuuji@0
|
411 MM_LOG (tmp,ERROR); /* something failed */
|
yuuji@0
|
412 return NIL;
|
yuuji@0
|
413 }
|
yuuji@0
|
414
|
yuuji@0
|
415 /* MX mail rename mailbox
|
yuuji@0
|
416 * Accepts: MX mail stream
|
yuuji@0
|
417 * old mailbox name
|
yuuji@0
|
418 * new mailbox name
|
yuuji@0
|
419 * Returns: T on success, NIL on failure
|
yuuji@0
|
420 */
|
yuuji@0
|
421
|
yuuji@0
|
422 long mx_rename (MAILSTREAM *stream,char *old,char *newname)
|
yuuji@0
|
423 {
|
yuuji@0
|
424 char c,*s,tmp[MAILTMPLEN],tmp1[MAILTMPLEN];
|
yuuji@0
|
425 struct stat sbuf;
|
yuuji@0
|
426 if (!mx_isvalid (old,tmp))
|
yuuji@0
|
427 sprintf (tmp,"Can't rename mailbox %.80s: no such mailbox",old);
|
yuuji@0
|
428 else if (!mx_namevalid (newname))
|
yuuji@0
|
429 sprintf (tmp,"Can't rename to mailbox %.80s: invalid MX-format name",
|
yuuji@0
|
430 newname);
|
yuuji@0
|
431 /* new mailbox name must not be valid */
|
yuuji@0
|
432 else if (mx_isvalid (newname,tmp))
|
yuuji@0
|
433 sprintf (tmp,"Can't rename to mailbox %.80s: destination already exists",
|
yuuji@0
|
434 newname);
|
yuuji@0
|
435 else {
|
yuuji@0
|
436 mx_file (tmp,old); /* build old directory name */
|
yuuji@0
|
437 mx_file (tmp1,newname); /* and new directory name */
|
yuuji@0
|
438 /* easy if not INBOX */
|
yuuji@0
|
439 if (compare_cstring (old,"INBOX")) {
|
yuuji@0
|
440 /* found superior to destination name? */
|
yuuji@0
|
441 if (s = strrchr (mx_file (tmp1,newname),'/')) {
|
yuuji@0
|
442 c = *++s; /* remember first character of inferior */
|
yuuji@0
|
443 *s = '\0'; /* tie off to get just superior */
|
yuuji@0
|
444 /* name doesn't exist, create it */
|
yuuji@0
|
445 if ((stat (tmp1,&sbuf) || ((sbuf.st_mode & S_IFMT) != S_IFDIR)) &&
|
yuuji@0
|
446 !dummy_create_path (stream,tmp1,get_dir_protection (newname)))
|
yuuji@0
|
447 return NIL;
|
yuuji@0
|
448 *s = c; /* restore full name */
|
yuuji@0
|
449 }
|
yuuji@0
|
450 if (!rename (tmp,tmp1)) return LONGT;
|
yuuji@0
|
451 }
|
yuuji@0
|
452
|
yuuji@0
|
453 /* RFC 3501 requires this */
|
yuuji@0
|
454 else if (dummy_create_path (stream,strcat (tmp1,"/"),
|
yuuji@0
|
455 get_dir_protection (newname))) {
|
yuuji@0
|
456 void *a;
|
yuuji@0
|
457 int i,n,lasterror;
|
yuuji@0
|
458 struct direct **names = NIL;
|
yuuji@0
|
459 size_t srcl = strlen (tmp);
|
yuuji@0
|
460 size_t dstl = strlen (tmp1);
|
yuuji@0
|
461 /* rename each mx file to new directory */
|
yuuji@0
|
462 for (i = lasterror = 0,n = scandir (tmp,&names,mx_select,mx_numsort);
|
yuuji@0
|
463 i < n; ++i) {
|
yuuji@0
|
464 if (mx_rename_work (tmp,srcl,tmp1,dstl,names[i]->d_name))
|
yuuji@0
|
465 lasterror = errno;
|
yuuji@0
|
466 fs_give ((void **) &names[i]);
|
yuuji@0
|
467 }
|
yuuji@0
|
468 /* free directory list */
|
yuuji@0
|
469 if (a = (void *) names) fs_give ((void **) &a);
|
yuuji@0
|
470 if (lasterror || mx_rename_work (tmp,srcl,tmp1,dstl,MXINDEXNAME+1))
|
yuuji@0
|
471 errno = lasterror;
|
yuuji@0
|
472 else return mx_create (NIL,"INBOX");
|
yuuji@0
|
473 }
|
yuuji@0
|
474 sprintf (tmp,"Can't rename mailbox %.80s to %.80s: %s",
|
yuuji@0
|
475 old,newname,strerror (errno));
|
yuuji@0
|
476 }
|
yuuji@0
|
477 MM_LOG (tmp,ERROR); /* something failed */
|
yuuji@0
|
478 return NIL;
|
yuuji@0
|
479 }
|
yuuji@0
|
480
|
yuuji@0
|
481
|
yuuji@0
|
482 /* MX rename worker routine
|
yuuji@0
|
483 * Accepts: source directory name
|
yuuji@0
|
484 * source directory name length
|
yuuji@0
|
485 * destination directory name
|
yuuji@0
|
486 * destination directory name length
|
yuuji@0
|
487 * name of node to move
|
yuuji@0
|
488 * Returns: zero if success, non-zero if error
|
yuuji@0
|
489 */
|
yuuji@0
|
490
|
yuuji@0
|
491 int mx_rename_work (char *src,size_t srcl,char *dst,size_t dstl,char *name)
|
yuuji@0
|
492 {
|
yuuji@0
|
493 int ret;
|
yuuji@0
|
494 size_t len = strlen (name);
|
yuuji@0
|
495 char *s = (char *) fs_get (srcl + len + 2);
|
yuuji@0
|
496 char *d = (char *) fs_get (dstl + len + 1);
|
yuuji@0
|
497 sprintf (s,"%s/%s",src,name);
|
yuuji@0
|
498 sprintf (d,"%s%s",dst,name);
|
yuuji@0
|
499 ret = rename (s,d);
|
yuuji@0
|
500 fs_give ((void **) &s);
|
yuuji@0
|
501 fs_give ((void **) &d);
|
yuuji@0
|
502 return ret;
|
yuuji@0
|
503 }
|
yuuji@0
|
504
|
yuuji@0
|
505 /* MX mail open
|
yuuji@0
|
506 * Accepts: stream to open
|
yuuji@0
|
507 * Returns: stream on success, NIL on failure
|
yuuji@0
|
508 */
|
yuuji@0
|
509
|
yuuji@0
|
510 MAILSTREAM *mx_open (MAILSTREAM *stream)
|
yuuji@0
|
511 {
|
yuuji@0
|
512 char tmp[MAILTMPLEN];
|
yuuji@0
|
513 /* return prototype for OP_PROTOTYPE call */
|
yuuji@0
|
514 if (!stream) return user_flags (&mxproto);
|
yuuji@0
|
515 if (stream->local) fatal ("mx recycle stream");
|
yuuji@0
|
516 stream->local = fs_get (sizeof (MXLOCAL));
|
yuuji@0
|
517 /* note if an INBOX or not */
|
yuuji@0
|
518 stream->inbox = !compare_cstring (stream->mailbox,"INBOX");
|
yuuji@0
|
519 mx_file (tmp,stream->mailbox);/* get directory name */
|
yuuji@0
|
520 /* canonicalize mailbox name */
|
yuuji@0
|
521 fs_give ((void **) &stream->mailbox);
|
yuuji@0
|
522 stream->mailbox = cpystr (tmp);
|
yuuji@0
|
523 /* make temporary buffer */
|
yuuji@0
|
524 LOCAL->buf = (char *) fs_get (CHUNKSIZE);
|
yuuji@0
|
525 LOCAL->buflen = CHUNKSIZE - 1;
|
yuuji@0
|
526 LOCAL->scantime = 0; /* not scanned yet */
|
yuuji@0
|
527 LOCAL->fd = -1; /* no index yet */
|
yuuji@0
|
528 LOCAL->cachedtexts = 0; /* no cached texts */
|
yuuji@0
|
529 stream->sequence++; /* bump sequence number */
|
yuuji@0
|
530 /* parse mailbox */
|
yuuji@0
|
531 stream->nmsgs = stream->recent = 0;
|
yuuji@0
|
532 if (mx_ping (stream) && !(stream->nmsgs || stream->silent))
|
yuuji@0
|
533 MM_LOG ("Mailbox is empty",(long) NIL);
|
yuuji@0
|
534 stream->perm_seen = stream->perm_deleted = stream->perm_flagged =
|
yuuji@0
|
535 stream->perm_answered = stream->perm_draft = stream->rdonly ? NIL : T;
|
yuuji@0
|
536 stream->perm_user_flags = stream->rdonly ? NIL : 0xffffffff;
|
yuuji@0
|
537 stream->kwd_create = (stream->user_flags[NUSERFLAGS-1] || stream->rdonly) ?
|
yuuji@0
|
538 NIL : T; /* can we create new user flags? */
|
yuuji@0
|
539 return stream; /* return stream to caller */
|
yuuji@0
|
540 }
|
yuuji@0
|
541
|
yuuji@0
|
542 /* MX mail close
|
yuuji@0
|
543 * Accepts: MAIL stream
|
yuuji@0
|
544 * close options
|
yuuji@0
|
545 */
|
yuuji@0
|
546
|
yuuji@0
|
547 void mx_close (MAILSTREAM *stream,long options)
|
yuuji@0
|
548 {
|
yuuji@0
|
549 if (LOCAL) { /* only if a file is open */
|
yuuji@0
|
550 int silent = stream->silent;
|
yuuji@0
|
551 stream->silent = T; /* note this stream is dying */
|
yuuji@0
|
552 if (options & CL_EXPUNGE) mx_expunge (stream,NIL,NIL);
|
yuuji@0
|
553 /* free local scratch buffer */
|
yuuji@0
|
554 if (LOCAL->buf) fs_give ((void **) &LOCAL->buf);
|
yuuji@0
|
555 /* nuke the local data */
|
yuuji@0
|
556 fs_give ((void **) &stream->local);
|
yuuji@0
|
557 stream->dtb = NIL; /* log out the DTB */
|
yuuji@0
|
558 stream->silent = silent; /* reset silent state */
|
yuuji@0
|
559 }
|
yuuji@0
|
560 }
|
yuuji@0
|
561
|
yuuji@0
|
562 /* MX mail fetch fast information
|
yuuji@0
|
563 * Accepts: MAIL stream
|
yuuji@0
|
564 * sequence
|
yuuji@0
|
565 * option flags
|
yuuji@0
|
566 */
|
yuuji@0
|
567
|
yuuji@0
|
568 void mx_fast (MAILSTREAM *stream,char *sequence,long flags)
|
yuuji@0
|
569 {
|
yuuji@0
|
570 unsigned long i;
|
yuuji@0
|
571 MESSAGECACHE *elt;
|
yuuji@0
|
572 if (stream && LOCAL &&
|
yuuji@0
|
573 ((flags & FT_UID) ? mail_uid_sequence (stream,sequence) :
|
yuuji@0
|
574 mail_sequence (stream,sequence)))
|
yuuji@0
|
575 for (i = 1; i <= stream->nmsgs; i++)
|
yuuji@0
|
576 if ((elt = mail_elt (stream,i))->sequence) mx_fast_work (stream,elt);
|
yuuji@0
|
577 }
|
yuuji@0
|
578
|
yuuji@0
|
579
|
yuuji@0
|
580 /* MX mail fetch fast information
|
yuuji@0
|
581 * Accepts: MAIL stream
|
yuuji@0
|
582 * message cache element
|
yuuji@0
|
583 * Returns: name of message file
|
yuuji@0
|
584 */
|
yuuji@0
|
585
|
yuuji@0
|
586 char *mx_fast_work (MAILSTREAM *stream,MESSAGECACHE *elt)
|
yuuji@0
|
587 {
|
yuuji@0
|
588 struct stat sbuf;
|
yuuji@0
|
589 struct tm *tm;
|
yuuji@0
|
590 /* build message file name */
|
yuuji@0
|
591 sprintf (LOCAL->buf,"%s/%lu",stream->mailbox,elt->private.uid);
|
yuuji@0
|
592 /* have size yet? */
|
yuuji@0
|
593 if (!elt->rfc822_size && !stat (LOCAL->buf,&sbuf)) {
|
yuuji@0
|
594 /* make plausible IMAPish date string */
|
yuuji@0
|
595 tm = gmtime (&sbuf.st_mtime);
|
yuuji@0
|
596 elt->day = tm->tm_mday; elt->month = tm->tm_mon + 1;
|
yuuji@0
|
597 elt->year = tm->tm_year + 1900 - BASEYEAR;
|
yuuji@0
|
598 elt->hours = tm->tm_hour; elt->minutes = tm->tm_min;
|
yuuji@0
|
599 elt->seconds = tm->tm_sec;
|
yuuji@0
|
600 elt->zhours = 0; elt->zminutes = 0; elt->zoccident = 0;
|
yuuji@0
|
601 elt->rfc822_size = sbuf.st_size;
|
yuuji@0
|
602 }
|
yuuji@0
|
603 return (char *) LOCAL->buf; /* return file name */
|
yuuji@0
|
604 }
|
yuuji@0
|
605
|
yuuji@0
|
606 /* MX mail fetch message header
|
yuuji@0
|
607 * Accepts: MAIL stream
|
yuuji@0
|
608 * message # to fetch
|
yuuji@0
|
609 * pointer to returned header text length
|
yuuji@0
|
610 * option flags
|
yuuji@0
|
611 * Returns: message header in RFC822 format
|
yuuji@0
|
612 */
|
yuuji@0
|
613
|
yuuji@0
|
614 char *mx_header (MAILSTREAM *stream,unsigned long msgno,unsigned long *length,
|
yuuji@0
|
615 long flags)
|
yuuji@0
|
616 {
|
yuuji@0
|
617 unsigned long i;
|
yuuji@0
|
618 int fd;
|
yuuji@0
|
619 MESSAGECACHE *elt;
|
yuuji@0
|
620 *length = 0; /* default to empty */
|
yuuji@0
|
621 if (flags & FT_UID) return "";/* UID call "impossible" */
|
yuuji@0
|
622 elt = mail_elt (stream,msgno);/* get elt */
|
yuuji@0
|
623 if (!elt->private.msg.header.text.data) {
|
yuuji@0
|
624 /* purge cache if too big */
|
yuuji@0
|
625 if (LOCAL->cachedtexts > max (stream->nmsgs * 4096,2097152)) {
|
yuuji@0
|
626 mail_gc (stream,GC_TEXTS);/* just can't keep that much */
|
yuuji@0
|
627 LOCAL->cachedtexts = 0;
|
yuuji@0
|
628 }
|
yuuji@0
|
629 if ((fd = open (mx_fast_work (stream,elt),O_RDONLY,NIL)) < 0) return "";
|
yuuji@0
|
630 /* is buffer big enough? */
|
yuuji@0
|
631 if (elt->rfc822_size > LOCAL->buflen) {
|
yuuji@0
|
632 fs_give ((void **) &LOCAL->buf);
|
yuuji@0
|
633 LOCAL->buf = (char *) fs_get ((LOCAL->buflen = elt->rfc822_size) + 1);
|
yuuji@0
|
634 }
|
yuuji@0
|
635 /* slurp message */
|
yuuji@0
|
636 read (fd,LOCAL->buf,elt->rfc822_size);
|
yuuji@0
|
637 /* tie off file */
|
yuuji@0
|
638 LOCAL->buf[elt->rfc822_size] = '\0';
|
yuuji@0
|
639 close (fd); /* flush message file */
|
yuuji@0
|
640 /* find end of header */
|
yuuji@0
|
641 if (elt->rfc822_size < 4) i = 0;
|
yuuji@0
|
642 else for (i = 4; (i < elt->rfc822_size) &&
|
yuuji@0
|
643 !((LOCAL->buf[i - 4] == '\015') &&
|
yuuji@0
|
644 (LOCAL->buf[i - 3] == '\012') &&
|
yuuji@0
|
645 (LOCAL->buf[i - 2] == '\015') &&
|
yuuji@0
|
646 (LOCAL->buf[i - 1] == '\012')); i++);
|
yuuji@0
|
647 /* copy header */
|
yuuji@0
|
648 cpytxt (&elt->private.msg.header.text,LOCAL->buf,i);
|
yuuji@0
|
649 cpytxt (&elt->private.msg.text.text,LOCAL->buf+i,elt->rfc822_size - i);
|
yuuji@0
|
650 /* add to cached size */
|
yuuji@0
|
651 LOCAL->cachedtexts += elt->rfc822_size;
|
yuuji@0
|
652 }
|
yuuji@0
|
653 *length = elt->private.msg.header.text.size;
|
yuuji@0
|
654 return (char *) elt->private.msg.header.text.data;
|
yuuji@0
|
655 }
|
yuuji@0
|
656
|
yuuji@0
|
657 /* MX mail fetch message text (body only)
|
yuuji@0
|
658 * Accepts: MAIL stream
|
yuuji@0
|
659 * message # to fetch
|
yuuji@0
|
660 * pointer to returned stringstruct
|
yuuji@0
|
661 * option flags
|
yuuji@0
|
662 * Returns: T on success, NIL on failure
|
yuuji@0
|
663 */
|
yuuji@0
|
664
|
yuuji@0
|
665 long mx_text (MAILSTREAM *stream,unsigned long msgno,STRING *bs,long flags)
|
yuuji@0
|
666 {
|
yuuji@0
|
667 unsigned long i;
|
yuuji@0
|
668 MESSAGECACHE *elt;
|
yuuji@0
|
669 /* UID call "impossible" */
|
yuuji@0
|
670 if (flags & FT_UID) return NIL;
|
yuuji@0
|
671 elt = mail_elt (stream,msgno);
|
yuuji@0
|
672 /* snarf message if don't have it yet */
|
yuuji@0
|
673 if (!elt->private.msg.text.text.data) {
|
yuuji@0
|
674 mx_header (stream,msgno,&i,flags);
|
yuuji@0
|
675 if (!elt->private.msg.text.text.data) return NIL;
|
yuuji@0
|
676 }
|
yuuji@0
|
677 /* mark as seen */
|
yuuji@0
|
678 if (!(flags & FT_PEEK) && mx_lockindex (stream)) {
|
yuuji@0
|
679 elt->seen = T;
|
yuuji@0
|
680 mx_unlockindex (stream);
|
yuuji@0
|
681 MM_FLAGS (stream,msgno);
|
yuuji@0
|
682 }
|
yuuji@0
|
683 INIT (bs,mail_string,elt->private.msg.text.text.data,
|
yuuji@0
|
684 elt->private.msg.text.text.size);
|
yuuji@0
|
685 return T;
|
yuuji@0
|
686 }
|
yuuji@0
|
687
|
yuuji@0
|
688 /* MX mail modify flags
|
yuuji@0
|
689 * Accepts: MAIL stream
|
yuuji@0
|
690 * sequence
|
yuuji@0
|
691 * flag(s)
|
yuuji@0
|
692 * option flags
|
yuuji@0
|
693 */
|
yuuji@0
|
694
|
yuuji@0
|
695 void mx_flag (MAILSTREAM *stream,char *sequence,char *flag,long flags)
|
yuuji@0
|
696 {
|
yuuji@0
|
697 mx_unlockindex (stream); /* finished with index */
|
yuuji@0
|
698 }
|
yuuji@0
|
699
|
yuuji@0
|
700
|
yuuji@0
|
701 /* MX per-message modify flags
|
yuuji@0
|
702 * Accepts: MAIL stream
|
yuuji@0
|
703 * message cache element
|
yuuji@0
|
704 */
|
yuuji@0
|
705
|
yuuji@0
|
706 void mx_flagmsg (MAILSTREAM *stream,MESSAGECACHE *elt)
|
yuuji@0
|
707 {
|
yuuji@0
|
708 mx_lockindex (stream); /* lock index if not already locked */
|
yuuji@0
|
709 }
|
yuuji@0
|
710
|
yuuji@0
|
711 /* MX mail ping mailbox
|
yuuji@0
|
712 * Accepts: MAIL stream
|
yuuji@0
|
713 * Returns: T if stream alive, else NIL
|
yuuji@0
|
714 */
|
yuuji@0
|
715
|
yuuji@0
|
716 long mx_ping (MAILSTREAM *stream)
|
yuuji@0
|
717 {
|
yuuji@0
|
718 MAILSTREAM *sysibx = NIL;
|
yuuji@0
|
719 MESSAGECACHE *elt,*selt;
|
yuuji@0
|
720 struct stat sbuf;
|
yuuji@0
|
721 char *s,tmp[MAILTMPLEN];
|
yuuji@0
|
722 int fd;
|
yuuji@0
|
723 unsigned long i,j,r,old;
|
yuuji@0
|
724 long nmsgs = stream->nmsgs;
|
yuuji@0
|
725 long recent = stream->recent;
|
yuuji@0
|
726 int silent = stream->silent;
|
yuuji@0
|
727 if (stat (stream->mailbox,&sbuf)) return NIL;
|
yuuji@0
|
728 stream->silent = T; /* don't pass up exists events yet */
|
yuuji@0
|
729 if (sbuf.st_ctime != LOCAL->scantime) {
|
yuuji@0
|
730 struct direct **names = NIL;
|
yuuji@0
|
731 long nfiles = scandir (stream->mailbox,&names,mx_select,mx_numsort);
|
yuuji@0
|
732 if (nfiles < 0) nfiles = 0; /* in case error */
|
yuuji@0
|
733 old = stream->uid_last;
|
yuuji@0
|
734 /* note scanned now */
|
yuuji@0
|
735 LOCAL->scantime = sbuf.st_ctime;
|
yuuji@0
|
736 /* scan directory */
|
yuuji@0
|
737 for (i = 0; i < nfiles; ++i) {
|
yuuji@0
|
738 /* if newly seen, add to list */
|
yuuji@0
|
739 if ((j = atoi (names[i]->d_name)) > old) {
|
yuuji@0
|
740 /* swell the cache */
|
yuuji@0
|
741 mail_exists (stream,++nmsgs);
|
yuuji@0
|
742 stream->uid_last = (elt = mail_elt (stream,nmsgs))->private.uid = j;
|
yuuji@0
|
743 elt->valid = T; /* note valid flags */
|
yuuji@0
|
744 if (old) { /* other than the first pass? */
|
yuuji@0
|
745 elt->recent = T; /* yup, mark as recent */
|
yuuji@0
|
746 recent++; /* bump recent count */
|
yuuji@0
|
747 }
|
yuuji@0
|
748 }
|
yuuji@0
|
749 fs_give ((void **) &names[i]);
|
yuuji@0
|
750 }
|
yuuji@0
|
751 /* free directory */
|
yuuji@0
|
752 if (s = (void *) names) fs_give ((void **) &s);
|
yuuji@0
|
753 }
|
yuuji@0
|
754 stream->nmsgs = nmsgs; /* don't upset mail_uid() */
|
yuuji@0
|
755
|
yuuji@0
|
756 /* if INBOX, snarf from system INBOX */
|
yuuji@0
|
757 if (mx_lockindex (stream) && stream->inbox &&
|
yuuji@0
|
758 !strcmp (sysinbox (),stream->mailbox)) {
|
yuuji@0
|
759 old = stream->uid_last;
|
yuuji@0
|
760 MM_CRITICAL (stream); /* go critical */
|
yuuji@0
|
761 /* see if anything in system inbox */
|
yuuji@0
|
762 if (!stat (sysinbox (),&sbuf) && sbuf.st_size &&
|
yuuji@0
|
763 (sysibx = mail_open (sysibx,sysinbox (),OP_SILENT)) &&
|
yuuji@0
|
764 !sysibx->rdonly && (r = sysibx->nmsgs)) {
|
yuuji@0
|
765 for (i = 1; i <= r; ++i) {/* for each message in sysinbox mailbox */
|
yuuji@0
|
766 /* build file name we will use */
|
yuuji@0
|
767 sprintf (LOCAL->buf,"%s/%lu",stream->mailbox,++old);
|
yuuji@0
|
768 /* snarf message from Berkeley mailbox */
|
yuuji@0
|
769 selt = mail_elt (sysibx,i);
|
yuuji@0
|
770 if (((fd = open (LOCAL->buf,O_WRONLY|O_CREAT|O_EXCL,
|
yuuji@0
|
771 (long) mail_parameters (NIL,GET_MBXPROTECTION,NIL)))
|
yuuji@0
|
772 >= 0) &&
|
yuuji@0
|
773 (s = mail_fetchheader_full (sysibx,i,NIL,&j,FT_PEEK)) &&
|
yuuji@0
|
774 (write (fd,s,j) == j) &&
|
yuuji@0
|
775 (s = mail_fetchtext_full (sysibx,i,&j,FT_PEEK)) &&
|
yuuji@0
|
776 (write (fd,s,j) == j) && !fsync (fd) && !close (fd)) {
|
yuuji@0
|
777 /* swell the cache */
|
yuuji@0
|
778 mail_exists (stream,++nmsgs);
|
yuuji@0
|
779 stream->uid_last = /* create new elt, note its file number */
|
yuuji@0
|
780 (elt = mail_elt (stream,nmsgs))->private.uid = old;
|
yuuji@0
|
781 recent++; /* bump recent count */
|
yuuji@0
|
782 /* set up initial flags and date */
|
yuuji@0
|
783 elt->valid = elt->recent = T;
|
yuuji@0
|
784 elt->seen = selt->seen;
|
yuuji@0
|
785 elt->deleted = selt->deleted;
|
yuuji@0
|
786 elt->flagged = selt->flagged;
|
yuuji@0
|
787 elt->answered = selt->answered;
|
yuuji@0
|
788 elt->draft = selt->draft;
|
yuuji@0
|
789 elt->day = selt->day;elt->month = selt->month;elt->year = selt->year;
|
yuuji@0
|
790 elt->hours = selt->hours;elt->minutes = selt->minutes;
|
yuuji@0
|
791 elt->seconds = selt->seconds;
|
yuuji@0
|
792 elt->zhours = selt->zhours; elt->zminutes = selt->zminutes;
|
yuuji@0
|
793 elt->zoccident = selt->zoccident;
|
yuuji@0
|
794 mx_setdate (LOCAL->buf,elt);
|
yuuji@0
|
795 sprintf (tmp,"%lu",i);/* delete it from the sysinbox */
|
yuuji@0
|
796 mail_flag (sysibx,tmp,"\\Deleted",ST_SET);
|
yuuji@0
|
797 }
|
yuuji@0
|
798 else { /* failed to snarf */
|
yuuji@0
|
799 if (fd) { /* did it ever get opened? */
|
yuuji@0
|
800 close (fd); /* close descriptor */
|
yuuji@0
|
801 unlink (LOCAL->buf);/* flush this file */
|
yuuji@0
|
802 }
|
yuuji@0
|
803 sprintf (tmp,"Message copy to MX mailbox failed: %.80s",
|
yuuji@0
|
804 s,strerror (errno));
|
yuuji@0
|
805 MM_LOG (tmp,ERROR);
|
yuuji@0
|
806 r = 0; /* stop the snarf in its tracks */
|
yuuji@0
|
807 }
|
yuuji@0
|
808 }
|
yuuji@0
|
809 /* update scan time */
|
yuuji@0
|
810 if (!stat (stream->mailbox,&sbuf)) LOCAL->scantime = sbuf.st_ctime;
|
yuuji@0
|
811 mail_expunge (sysibx); /* now expunge all those messages */
|
yuuji@0
|
812 }
|
yuuji@0
|
813 if (sysibx) mail_close (sysibx);
|
yuuji@0
|
814 MM_NOCRITICAL (stream); /* release critical */
|
yuuji@0
|
815 }
|
yuuji@0
|
816 mx_unlockindex (stream); /* done with index */
|
yuuji@0
|
817 stream->silent = silent; /* can pass up events now */
|
yuuji@0
|
818 mail_exists (stream,nmsgs); /* notify upper level of mailbox size */
|
yuuji@0
|
819 mail_recent (stream,recent);
|
yuuji@0
|
820 return T; /* return that we are alive */
|
yuuji@0
|
821 }
|
yuuji@0
|
822
|
yuuji@0
|
823 /* MX mail check mailbox
|
yuuji@0
|
824 * Accepts: MAIL stream
|
yuuji@0
|
825 */
|
yuuji@0
|
826
|
yuuji@0
|
827 void mx_check (MAILSTREAM *stream)
|
yuuji@0
|
828 {
|
yuuji@0
|
829 if (mx_ping (stream)) MM_LOG ("Check completed",(long) NIL);
|
yuuji@0
|
830 }
|
yuuji@0
|
831
|
yuuji@0
|
832
|
yuuji@0
|
833 /* MX mail expunge mailbox
|
yuuji@0
|
834 * Accepts: MAIL stream
|
yuuji@0
|
835 * sequence to expunge if non-NIL
|
yuuji@0
|
836 * expunge options
|
yuuji@0
|
837 * Returns: T, always
|
yuuji@0
|
838 */
|
yuuji@0
|
839
|
yuuji@0
|
840 long mx_expunge (MAILSTREAM *stream,char *sequence,long options)
|
yuuji@0
|
841 {
|
yuuji@0
|
842 long ret;
|
yuuji@0
|
843 MESSAGECACHE *elt;
|
yuuji@0
|
844 unsigned long i = 1;
|
yuuji@0
|
845 unsigned long n = 0;
|
yuuji@0
|
846 unsigned long recent = stream->recent;
|
yuuji@0
|
847 if (ret = (sequence ? ((options & EX_UID) ?
|
yuuji@0
|
848 mail_uid_sequence (stream,sequence) :
|
yuuji@0
|
849 mail_sequence (stream,sequence)) : LONGT) &&
|
yuuji@0
|
850 mx_lockindex (stream)) { /* lock the index */
|
yuuji@0
|
851 MM_CRITICAL (stream); /* go critical */
|
yuuji@0
|
852 while (i <= stream->nmsgs) {/* for each message */
|
yuuji@0
|
853 elt = mail_elt (stream,i);/* if deleted, need to trash it */
|
yuuji@0
|
854 if (elt->deleted && (sequence ? elt->sequence : T)) {
|
yuuji@0
|
855 sprintf (LOCAL->buf,"%s/%lu",stream->mailbox,elt->private.uid);
|
yuuji@0
|
856 if (unlink (LOCAL->buf)) {/* try to delete the message */
|
yuuji@0
|
857 sprintf (LOCAL->buf,"Expunge of message %lu failed, aborted: %s",i,
|
yuuji@0
|
858 strerror (errno));
|
yuuji@0
|
859 MM_LOG (LOCAL->buf,(long) NIL);
|
yuuji@0
|
860 break;
|
yuuji@0
|
861 }
|
yuuji@0
|
862 /* note uncached */
|
yuuji@0
|
863 LOCAL->cachedtexts -= ((elt->private.msg.header.text.data ?
|
yuuji@0
|
864 elt->private.msg.header.text.size : 0) +
|
yuuji@0
|
865 (elt->private.msg.text.text.data ?
|
yuuji@0
|
866 elt->private.msg.text.text.size : 0));
|
yuuji@0
|
867 mail_gc_msg (&elt->private.msg,GC_ENV | GC_TEXTS);
|
yuuji@0
|
868 if(elt->recent)--recent;/* if recent, note one less recent message */
|
yuuji@0
|
869 mail_expunged(stream,i);/* notify upper levels */
|
yuuji@0
|
870 n++; /* count up one more expunged message */
|
yuuji@0
|
871 }
|
yuuji@0
|
872 else i++; /* otherwise try next message */
|
yuuji@0
|
873 }
|
yuuji@0
|
874 if (n) { /* output the news if any expunged */
|
yuuji@0
|
875 sprintf (LOCAL->buf,"Expunged %lu messages",n);
|
yuuji@0
|
876 MM_LOG (LOCAL->buf,(long) NIL);
|
yuuji@0
|
877 }
|
yuuji@0
|
878 else MM_LOG ("No messages deleted, so no update needed",(long) NIL);
|
yuuji@0
|
879 MM_NOCRITICAL (stream); /* release critical */
|
yuuji@0
|
880 mx_unlockindex (stream); /* finished with index */
|
yuuji@0
|
881 /* notify upper level of new mailbox size */
|
yuuji@0
|
882 mail_exists (stream,stream->nmsgs);
|
yuuji@0
|
883 mail_recent (stream,recent);
|
yuuji@0
|
884 }
|
yuuji@0
|
885 return ret;
|
yuuji@0
|
886 }
|
yuuji@0
|
887
|
yuuji@0
|
888 /* MX mail copy message(s)
|
yuuji@0
|
889 * Accepts: MAIL stream
|
yuuji@0
|
890 * sequence
|
yuuji@0
|
891 * destination mailbox
|
yuuji@0
|
892 * copy options
|
yuuji@0
|
893 * Returns: T if copy successful, else NIL
|
yuuji@0
|
894 */
|
yuuji@0
|
895
|
yuuji@0
|
896 long mx_copy (MAILSTREAM *stream,char *sequence,char *mailbox,long options)
|
yuuji@0
|
897 {
|
yuuji@0
|
898 FDDATA d;
|
yuuji@0
|
899 STRING st;
|
yuuji@0
|
900 MESSAGECACHE *elt;
|
yuuji@0
|
901 MAILSTREAM *astream;
|
yuuji@0
|
902 struct stat sbuf;
|
yuuji@0
|
903 int fd;
|
yuuji@0
|
904 unsigned long i,j,uid,uidv;
|
yuuji@0
|
905 char *t,tmp[MAILTMPLEN];
|
yuuji@0
|
906 long ret;
|
yuuji@0
|
907 mailproxycopy_t pc =
|
yuuji@0
|
908 (mailproxycopy_t) mail_parameters (stream,GET_MAILPROXYCOPY,NIL);
|
yuuji@0
|
909 /* make sure valid mailbox */
|
yuuji@0
|
910 if (!mx_valid (mailbox)) switch (errno) {
|
yuuji@0
|
911 case NIL: /* no error in stat() */
|
yuuji@0
|
912 if (pc) return (*pc) (stream,sequence,mailbox,options);
|
yuuji@0
|
913 sprintf (LOCAL->buf,"Not a MX-format mailbox: %.80s",mailbox);
|
yuuji@0
|
914 MM_LOG (LOCAL->buf,ERROR);
|
yuuji@0
|
915 return NIL;
|
yuuji@0
|
916 default: /* some stat() error */
|
yuuji@0
|
917 MM_NOTIFY (stream,"[TRYCREATE] Must create mailbox before copy",NIL);
|
yuuji@0
|
918 return NIL;
|
yuuji@0
|
919 }
|
yuuji@0
|
920 /* copy the messages */
|
yuuji@0
|
921 if (!(ret = ((options & CP_UID) ? mail_uid_sequence (stream,sequence) :
|
yuuji@0
|
922 mail_sequence (stream,sequence))));
|
yuuji@0
|
923 /* acquire stream to append to */
|
yuuji@0
|
924 else if (!(astream = mail_open (NIL,mailbox,OP_SILENT))) {
|
yuuji@0
|
925 MM_LOG ("Can't open copy mailbox",ERROR);
|
yuuji@0
|
926 ret = NIL;
|
yuuji@0
|
927 }
|
yuuji@0
|
928 else {
|
yuuji@0
|
929 MM_CRITICAL (stream); /* go critical */
|
yuuji@0
|
930 if (!(ret = mx_lockindex (astream)))
|
yuuji@0
|
931 MM_LOG ("Message copy failed: unable to lock index",ERROR);
|
yuuji@0
|
932 else {
|
yuuji@0
|
933
|
yuuji@0
|
934 copyuid_t cu = (copyuid_t) mail_parameters (NIL,GET_COPYUID,NIL);
|
yuuji@0
|
935 SEARCHSET *source = cu ? mail_newsearchset () : NIL;
|
yuuji@0
|
936 SEARCHSET *dest = cu ? mail_newsearchset () : NIL;
|
yuuji@0
|
937 for (i = 1,uid = uidv = 0; ret && (i <= stream->nmsgs); i++)
|
yuuji@0
|
938 if ((elt = mail_elt (stream,i))->sequence) {
|
yuuji@0
|
939 if (ret = ((fd = open (mx_fast_work (stream,elt),O_RDONLY,NIL))
|
yuuji@0
|
940 >= 0)) {
|
yuuji@0
|
941 fstat (fd,&sbuf); /* get size of message */
|
yuuji@0
|
942 d.fd = fd; /* set up file descriptor */
|
yuuji@0
|
943 d.pos = 0; /* start of file */
|
yuuji@0
|
944 d.chunk = LOCAL->buf;
|
yuuji@0
|
945 d.chunksize = CHUNKSIZE;
|
yuuji@0
|
946 INIT (&st,fd_string,&d,sbuf.st_size);
|
yuuji@0
|
947 /* init flag string */
|
yuuji@0
|
948 tmp[0] = tmp[1] = '\0';
|
yuuji@0
|
949 if (j = elt->user_flags) do
|
yuuji@0
|
950 if (t = stream->user_flags[find_rightmost_bit (&j)])
|
yuuji@0
|
951 strcat (strcat (tmp," "),t);
|
yuuji@0
|
952 while (j);
|
yuuji@0
|
953 if (elt->seen) strcat (tmp," \\Seen");
|
yuuji@0
|
954 if (elt->deleted) strcat (tmp," \\Deleted");
|
yuuji@0
|
955 if (elt->flagged) strcat (tmp," \\Flagged");
|
yuuji@0
|
956 if (elt->answered) strcat (tmp," \\Answered");
|
yuuji@0
|
957 if (elt->draft) strcat (tmp," \\Draft");
|
yuuji@0
|
958 tmp[0] = '('; /* open list */
|
yuuji@0
|
959 strcat (tmp,")"); /* close list */
|
yuuji@0
|
960 if (ret = mx_append_msg (astream,tmp,elt,&st,dest)) {
|
yuuji@0
|
961 /* add to source set if needed */
|
yuuji@0
|
962 if (source) mail_append_set (source,mail_uid (stream,i));
|
yuuji@0
|
963 /* delete if doing a move */
|
yuuji@0
|
964 if (options & CP_MOVE) elt->deleted = T;
|
yuuji@0
|
965 }
|
yuuji@0
|
966 }
|
yuuji@0
|
967 }
|
yuuji@0
|
968 /* return sets if doing COPYUID */
|
yuuji@0
|
969 if (cu && ret) (*cu) (stream,mailbox,astream->uid_validity,source,dest);
|
yuuji@0
|
970 else { /* flush any sets we may have built */
|
yuuji@0
|
971 mail_free_searchset (&source);
|
yuuji@0
|
972 mail_free_searchset (&dest);
|
yuuji@0
|
973 }
|
yuuji@0
|
974 mx_unlockindex (astream); /* unlock index */
|
yuuji@0
|
975 }
|
yuuji@0
|
976 MM_NOCRITICAL (stream);
|
yuuji@0
|
977 mail_close (astream); /* finished with append stream */
|
yuuji@0
|
978 }
|
yuuji@0
|
979 return ret; /* return success */
|
yuuji@0
|
980 }
|
yuuji@0
|
981
|
yuuji@0
|
982 /* MX mail append message from stringstruct
|
yuuji@0
|
983 * Accepts: MAIL stream
|
yuuji@0
|
984 * destination mailbox
|
yuuji@0
|
985 * append callback
|
yuuji@0
|
986 * data for callback
|
yuuji@0
|
987 * Returns: T if append successful, else NIL
|
yuuji@0
|
988 */
|
yuuji@0
|
989
|
yuuji@0
|
990 long mx_append (MAILSTREAM *stream,char *mailbox,append_t af,void *data)
|
yuuji@0
|
991 {
|
yuuji@0
|
992 MESSAGECACHE elt;
|
yuuji@0
|
993 MAILSTREAM *astream;
|
yuuji@0
|
994 char *flags,*date,tmp[MAILTMPLEN];
|
yuuji@0
|
995 STRING *message;
|
yuuji@0
|
996 long ret = LONGT;
|
yuuji@0
|
997 /* default stream to prototype */
|
yuuji@0
|
998 if (!stream) stream = user_flags (&mxproto);
|
yuuji@0
|
999 /* N.B.: can't use LOCAL->buf for tmp */
|
yuuji@0
|
1000 /* make sure valid mailbox */
|
yuuji@0
|
1001 if (!mx_isvalid (mailbox,tmp)) switch (errno) {
|
yuuji@0
|
1002 case ENOENT: /* no such file? */
|
yuuji@0
|
1003 if (!compare_cstring (mailbox,"INBOX")) mx_create (NIL,"INBOX");
|
yuuji@0
|
1004 else {
|
yuuji@0
|
1005 MM_NOTIFY (stream,"[TRYCREATE] Must create mailbox before append",NIL);
|
yuuji@0
|
1006 return NIL;
|
yuuji@0
|
1007 }
|
yuuji@0
|
1008 /* falls through */
|
yuuji@0
|
1009 case 0: /* merely empty file? */
|
yuuji@0
|
1010 break;
|
yuuji@0
|
1011 case EINVAL:
|
yuuji@0
|
1012 sprintf (tmp,"Invalid MX-format mailbox name: %.80s",mailbox);
|
yuuji@0
|
1013 MM_LOG (tmp,ERROR);
|
yuuji@0
|
1014 return NIL;
|
yuuji@0
|
1015 default:
|
yuuji@0
|
1016 sprintf (tmp,"Not a MX-format mailbox: %.80s",mailbox);
|
yuuji@0
|
1017 MM_LOG (tmp,ERROR);
|
yuuji@0
|
1018 return NIL;
|
yuuji@0
|
1019 }
|
yuuji@0
|
1020
|
yuuji@0
|
1021 /* get first message */
|
yuuji@0
|
1022 if (!MM_APPEND (af) (stream,data,&flags,&date,&message)) return NIL;
|
yuuji@0
|
1023 if (!(astream = mail_open (NIL,mailbox,OP_SILENT))) {
|
yuuji@0
|
1024 MM_LOG ("Can't open append mailbox",ERROR);
|
yuuji@0
|
1025 return NIL;
|
yuuji@0
|
1026 }
|
yuuji@0
|
1027 MM_CRITICAL (astream); /* go critical */
|
yuuji@0
|
1028 /* lock the index */
|
yuuji@0
|
1029 if (!(ret = mx_lockindex (astream)))
|
yuuji@0
|
1030 MM_LOG ("Message append failed: unable to lock index",ERROR);
|
yuuji@0
|
1031 else {
|
yuuji@0
|
1032 appenduid_t au = (appenduid_t) mail_parameters (NIL,GET_APPENDUID,NIL);
|
yuuji@0
|
1033 SEARCHSET *dst = au ? mail_newsearchset () : NIL;
|
yuuji@0
|
1034 do {
|
yuuji@0
|
1035 /* guard against zero-length */
|
yuuji@0
|
1036 if (!(ret = SIZE (message)))
|
yuuji@0
|
1037 MM_LOG ("Append of zero-length message",ERROR);
|
yuuji@0
|
1038 else if (date && !(ret = mail_parse_date (&elt,date))) {
|
yuuji@0
|
1039 sprintf (tmp,"Bad date in append: %.80s",date);
|
yuuji@0
|
1040 MM_LOG (tmp,ERROR);
|
yuuji@0
|
1041 }
|
yuuji@0
|
1042 else ret = mx_append_msg (astream,flags,date ? &elt : NIL,message,dst)&&
|
yuuji@0
|
1043 MM_APPEND (af) (stream,data,&flags,&date,&message);
|
yuuji@0
|
1044 } while (ret && message);
|
yuuji@0
|
1045 /* return sets if doing APPENDUID */
|
yuuji@0
|
1046 if (au && ret) (*au) (mailbox,astream->uid_validity,dst);
|
yuuji@0
|
1047 else mail_free_searchset (&dst);
|
yuuji@0
|
1048 mx_unlockindex (astream); /* unlock index */
|
yuuji@0
|
1049 }
|
yuuji@0
|
1050 MM_NOCRITICAL (astream); /* release critical */
|
yuuji@0
|
1051 mail_close (astream);
|
yuuji@0
|
1052 return ret;
|
yuuji@0
|
1053 }
|
yuuji@0
|
1054
|
yuuji@0
|
1055 /* MX mail append single message
|
yuuji@0
|
1056 * Accepts: MAIL stream
|
yuuji@0
|
1057 * flags for new message if non-NIL
|
yuuji@0
|
1058 * elt with source date if non-NIL
|
yuuji@0
|
1059 * stringstruct of message text
|
yuuji@0
|
1060 * searchset to place UID
|
yuuji@0
|
1061 * Returns: T if success, NIL if failure
|
yuuji@0
|
1062 */
|
yuuji@0
|
1063
|
yuuji@0
|
1064 long mx_append_msg (MAILSTREAM *stream,char *flags,MESSAGECACHE *elt,
|
yuuji@0
|
1065 STRING *st,SEARCHSET *set)
|
yuuji@0
|
1066 {
|
yuuji@0
|
1067 char tmp[MAILTMPLEN];
|
yuuji@0
|
1068 int fd;
|
yuuji@0
|
1069 unsigned long uf;
|
yuuji@0
|
1070 long f = mail_parse_flags (stream,flags,&uf);
|
yuuji@0
|
1071 /* make message file name */
|
yuuji@0
|
1072 sprintf (tmp,"%s/%lu",stream->mailbox,++stream->uid_last);
|
yuuji@0
|
1073 if ((fd = open (tmp,O_WRONLY|O_CREAT|O_EXCL,
|
yuuji@0
|
1074 (long) mail_parameters (NIL,GET_MBXPROTECTION,NIL))) < 0) {
|
yuuji@0
|
1075 sprintf (tmp,"Can't create append message: %s",strerror (errno));
|
yuuji@0
|
1076 MM_LOG (tmp,ERROR);
|
yuuji@0
|
1077 return NIL;
|
yuuji@0
|
1078 }
|
yuuji@0
|
1079 while (SIZE (st)) { /* copy the file */
|
yuuji@0
|
1080 if (st->cursize && (write (fd,st->curpos,st->cursize) < 0)) {
|
yuuji@0
|
1081 unlink (tmp); /* delete file */
|
yuuji@0
|
1082 close (fd); /* close the file */
|
yuuji@0
|
1083 sprintf (tmp,"Message append failed: %s",strerror (errno));
|
yuuji@0
|
1084 MM_LOG (tmp,ERROR);
|
yuuji@0
|
1085 return NIL;
|
yuuji@0
|
1086 }
|
yuuji@0
|
1087 SETPOS (st,GETPOS (st) + st->cursize);
|
yuuji@0
|
1088 }
|
yuuji@0
|
1089 close (fd); /* close the file */
|
yuuji@0
|
1090 if (elt) mx_setdate (tmp,elt);/* set file date */
|
yuuji@0
|
1091 /* swell the cache */
|
yuuji@0
|
1092 mail_exists (stream,++stream->nmsgs);
|
yuuji@0
|
1093 /* copy flags */
|
yuuji@0
|
1094 mail_append_set (set,(elt = mail_elt (stream,stream->nmsgs))->private.uid =
|
yuuji@0
|
1095 stream->uid_last);
|
yuuji@0
|
1096 if (f&fSEEN) elt->seen = T;
|
yuuji@0
|
1097 if (f&fDELETED) elt->deleted = T;
|
yuuji@0
|
1098 if (f&fFLAGGED) elt->flagged = T;
|
yuuji@0
|
1099 if (f&fANSWERED) elt->answered = T;
|
yuuji@0
|
1100 if (f&fDRAFT) elt->draft = T;
|
yuuji@0
|
1101 elt->user_flags |= uf;
|
yuuji@0
|
1102 return LONGT;
|
yuuji@0
|
1103 }
|
yuuji@0
|
1104
|
yuuji@0
|
1105 /* Internal routines */
|
yuuji@0
|
1106
|
yuuji@0
|
1107
|
yuuji@0
|
1108 /* MX file name selection test
|
yuuji@0
|
1109 * Accepts: candidate directory entry
|
yuuji@0
|
1110 * Returns: T to use file name, NIL to skip it
|
yuuji@0
|
1111 */
|
yuuji@0
|
1112
|
yuuji@0
|
1113 int mx_select (struct direct *name)
|
yuuji@0
|
1114 {
|
yuuji@0
|
1115 char c;
|
yuuji@0
|
1116 char *s = name->d_name;
|
yuuji@0
|
1117 while (c = *s++) if (!isdigit (c)) return NIL;
|
yuuji@0
|
1118 return T;
|
yuuji@0
|
1119 }
|
yuuji@0
|
1120
|
yuuji@0
|
1121
|
yuuji@0
|
1122 /* MX file name comparision
|
yuuji@0
|
1123 * Accepts: first candidate directory entry
|
yuuji@0
|
1124 * second candidate directory entry
|
yuuji@0
|
1125 * Returns: negative if d1 < d2, 0 if d1 == d2, postive if d1 > d2
|
yuuji@0
|
1126 */
|
yuuji@0
|
1127
|
yuuji@0
|
1128 int mx_numsort (const void *d1,const void *d2)
|
yuuji@0
|
1129 {
|
yuuji@0
|
1130 return atoi ((*(struct direct **) d1)->d_name) -
|
yuuji@0
|
1131 atoi ((*(struct direct **) d2)->d_name);
|
yuuji@0
|
1132 }
|
yuuji@0
|
1133
|
yuuji@0
|
1134
|
yuuji@0
|
1135 /* MX mail build file name
|
yuuji@0
|
1136 * Accepts: destination string
|
yuuji@0
|
1137 * source
|
yuuji@0
|
1138 * Returns: destination
|
yuuji@0
|
1139 */
|
yuuji@0
|
1140
|
yuuji@0
|
1141 char *mx_file (char *dst,char *name)
|
yuuji@0
|
1142 {
|
yuuji@0
|
1143 char *s;
|
yuuji@0
|
1144 /* empty string if mailboxfile fails */
|
yuuji@0
|
1145 if (!mailboxfile (dst,name)) *dst = '\0';
|
yuuji@0
|
1146 /* driver-selected INBOX */
|
yuuji@0
|
1147 else if (!*dst) mailboxfile (dst,"~/INBOX");
|
yuuji@0
|
1148 /* tie off unnecessary trailing / */
|
yuuji@0
|
1149 else if ((s = strrchr (dst,'/')) && !s[1]) *s = '\0';
|
yuuji@0
|
1150 return dst;
|
yuuji@0
|
1151 }
|
yuuji@0
|
1152
|
yuuji@0
|
1153 /* MX read and lock index
|
yuuji@0
|
1154 * Accepts: MAIL stream
|
yuuji@0
|
1155 * Returns: T if success, NIL if failure
|
yuuji@0
|
1156 */
|
yuuji@0
|
1157
|
yuuji@0
|
1158 long mx_lockindex (MAILSTREAM *stream)
|
yuuji@0
|
1159 {
|
yuuji@0
|
1160 unsigned long uf,sf,uid;
|
yuuji@0
|
1161 int k = 0;
|
yuuji@0
|
1162 unsigned long msgno = 1;
|
yuuji@0
|
1163 struct stat sbuf;
|
yuuji@0
|
1164 char *s,*t,*idx,tmp[2*MAILTMPLEN];
|
yuuji@0
|
1165 MESSAGECACHE *elt;
|
yuuji@0
|
1166 blocknotify_t bn = (blocknotify_t) mail_parameters (NIL,GET_BLOCKNOTIFY,NIL);
|
yuuji@0
|
1167 if ((LOCAL->fd < 0) && /* get index file, no-op if already have it */
|
yuuji@0
|
1168 (LOCAL->fd = open (strcat (strcpy (tmp,stream->mailbox),MXINDEXNAME),
|
yuuji@0
|
1169 O_RDWR|O_CREAT,
|
yuuji@0
|
1170 (long) mail_parameters (NIL,GET_MBXPROTECTION,NIL)))
|
yuuji@0
|
1171 >= 0) {
|
yuuji@0
|
1172 (*bn) (BLOCK_FILELOCK,NIL);
|
yuuji@0
|
1173 flock (LOCAL->fd,LOCK_EX); /* get exclusive lock */
|
yuuji@0
|
1174 (*bn) (BLOCK_NONE,NIL);
|
yuuji@0
|
1175 fstat (LOCAL->fd,&sbuf); /* get size of index */
|
yuuji@0
|
1176 /* slurp index */
|
yuuji@0
|
1177 read (LOCAL->fd,s = idx = (char *) fs_get (sbuf.st_size + 1),sbuf.st_size);
|
yuuji@0
|
1178 idx[sbuf.st_size] = '\0'; /* tie off index */
|
yuuji@0
|
1179 /* parse index */
|
yuuji@0
|
1180 if (sbuf.st_size) while (s && *s) switch (*s) {
|
yuuji@0
|
1181 case 'V': /* UID validity record */
|
yuuji@0
|
1182 stream->uid_validity = strtoul (s+1,&s,16);
|
yuuji@0
|
1183 break;
|
yuuji@0
|
1184 case 'L': /* UID last record */
|
yuuji@0
|
1185 stream->uid_last = strtoul (s+1,&s,16);
|
yuuji@0
|
1186 break;
|
yuuji@0
|
1187 case 'K': /* keyword */
|
yuuji@0
|
1188 /* find end of keyword */
|
yuuji@0
|
1189 if (s = strchr (t = ++s,'\n')) {
|
yuuji@0
|
1190 *s++ = '\0'; /* tie off keyword */
|
yuuji@0
|
1191 /* copy keyword */
|
yuuji@0
|
1192 if ((k < NUSERFLAGS) && !stream->user_flags[k] &&
|
yuuji@0
|
1193 (strlen (t) <= MAXUSERFLAG)) stream->user_flags[k] = cpystr (t);
|
yuuji@0
|
1194 k++; /* one more keyword */
|
yuuji@0
|
1195 }
|
yuuji@0
|
1196 break;
|
yuuji@0
|
1197
|
yuuji@0
|
1198 case 'M': /* message status record */
|
yuuji@0
|
1199 uid = strtoul (s+1,&s,16);/* get UID for this message */
|
yuuji@0
|
1200 if (*s == ';') { /* get user flags */
|
yuuji@0
|
1201 uf = strtoul (s+1,&s,16);
|
yuuji@0
|
1202 if (*s == '.') { /* get system flags */
|
yuuji@0
|
1203 sf = strtoul (s+1,&s,16);
|
yuuji@0
|
1204 while ((msgno <= stream->nmsgs) && (mail_uid (stream,msgno) < uid))
|
yuuji@0
|
1205 msgno++; /* find message number for this UID */
|
yuuji@0
|
1206 if ((msgno <= stream->nmsgs) && (mail_uid (stream,msgno) == uid)) {
|
yuuji@0
|
1207 (elt = mail_elt (stream,msgno))->valid = T;
|
yuuji@0
|
1208 elt->user_flags=uf; /* set user and system flags in elt */
|
yuuji@0
|
1209 if (sf & fSEEN) elt->seen = T;
|
yuuji@0
|
1210 if (sf & fDELETED) elt->deleted = T;
|
yuuji@0
|
1211 if (sf & fFLAGGED) elt->flagged = T;
|
yuuji@0
|
1212 if (sf & fANSWERED) elt->answered = T;
|
yuuji@0
|
1213 if (sf & fDRAFT) elt->draft = T;
|
yuuji@0
|
1214 }
|
yuuji@0
|
1215 break;
|
yuuji@0
|
1216 }
|
yuuji@0
|
1217 }
|
yuuji@0
|
1218 default: /* bad news */
|
yuuji@0
|
1219 sprintf (tmp,"Error in index: %.80s",s);
|
yuuji@0
|
1220 MM_LOG (tmp,ERROR);
|
yuuji@0
|
1221 *s = NIL; /* ignore remainder of index */
|
yuuji@0
|
1222 }
|
yuuji@0
|
1223 else { /* new index */
|
yuuji@0
|
1224 stream->uid_validity = time (0);
|
yuuji@0
|
1225 user_flags (stream); /* init stream with default user flags */
|
yuuji@0
|
1226 }
|
yuuji@0
|
1227 fs_give ((void **) &idx); /* flush index */
|
yuuji@0
|
1228 }
|
yuuji@0
|
1229 return (LOCAL->fd >= 0) ? T : NIL;
|
yuuji@0
|
1230 }
|
yuuji@0
|
1231
|
yuuji@0
|
1232 /* MX write and unlock index
|
yuuji@0
|
1233 * Accepts: MAIL stream
|
yuuji@0
|
1234 */
|
yuuji@0
|
1235
|
yuuji@0
|
1236 #define MXIXBUFLEN 2048
|
yuuji@0
|
1237
|
yuuji@0
|
1238 void mx_unlockindex (MAILSTREAM *stream)
|
yuuji@0
|
1239 {
|
yuuji@0
|
1240 unsigned long i,j;
|
yuuji@0
|
1241 off_t size = 0;
|
yuuji@0
|
1242 char *s,tmp[MXIXBUFLEN + 64];
|
yuuji@0
|
1243 MESSAGECACHE *elt;
|
yuuji@0
|
1244 if (LOCAL->fd >= 0) {
|
yuuji@0
|
1245 lseek (LOCAL->fd,0,L_SET); /* rewind file */
|
yuuji@0
|
1246 /* write header */
|
yuuji@0
|
1247 sprintf (s = tmp,"V%08lxL%08lx",stream->uid_validity,stream->uid_last);
|
yuuji@0
|
1248 for (i = 0; (i < NUSERFLAGS) && stream->user_flags[i]; ++i)
|
yuuji@0
|
1249 sprintf (s += strlen (s),"K%s\n",stream->user_flags[i]);
|
yuuji@0
|
1250 /* write messages */
|
yuuji@0
|
1251 for (i = 1; i <= stream->nmsgs; i++) {
|
yuuji@0
|
1252 /* filled buffer? */
|
yuuji@0
|
1253 if (((s += strlen (s)) - tmp) > MXIXBUFLEN) {
|
yuuji@0
|
1254 write (LOCAL->fd,tmp,j = s - tmp);
|
yuuji@0
|
1255 size += j;
|
yuuji@0
|
1256 *(s = tmp) = '\0'; /* dump out and restart buffer */
|
yuuji@0
|
1257 }
|
yuuji@0
|
1258 elt = mail_elt (stream,i);
|
yuuji@0
|
1259 sprintf(s,"M%08lx;%08lx.%04x",elt->private.uid,elt->user_flags,(unsigned)
|
yuuji@0
|
1260 ((fSEEN * elt->seen) + (fDELETED * elt->deleted) +
|
yuuji@0
|
1261 (fFLAGGED * elt->flagged) + (fANSWERED * elt->answered) +
|
yuuji@0
|
1262 (fDRAFT * elt->draft)));
|
yuuji@0
|
1263 }
|
yuuji@0
|
1264 /* write tail end of buffer */
|
yuuji@0
|
1265 if ((s += strlen (s)) != tmp) {
|
yuuji@0
|
1266 write (LOCAL->fd,tmp,j = s - tmp);
|
yuuji@0
|
1267 size += j;
|
yuuji@0
|
1268 }
|
yuuji@0
|
1269 ftruncate (LOCAL->fd,size);
|
yuuji@0
|
1270 flock (LOCAL->fd,LOCK_UN); /* unlock the index */
|
yuuji@0
|
1271 close (LOCAL->fd); /* finished with file */
|
yuuji@0
|
1272 LOCAL->fd = -1; /* no index now */
|
yuuji@0
|
1273 }
|
yuuji@0
|
1274 }
|
yuuji@0
|
1275
|
yuuji@0
|
1276 /* Set date for message
|
yuuji@0
|
1277 * Accepts: file name
|
yuuji@0
|
1278 * elt containing date
|
yuuji@0
|
1279 */
|
yuuji@0
|
1280
|
yuuji@0
|
1281 void mx_setdate (char *file,MESSAGECACHE *elt)
|
yuuji@0
|
1282 {
|
yuuji@0
|
1283 time_t tp[2];
|
yuuji@0
|
1284 tp[0] = time (0); /* atime is now */
|
yuuji@0
|
1285 tp[1] = mail_longdate (elt); /* modification time */
|
yuuji@0
|
1286 utime (file,tp); /* set the times */
|
yuuji@0
|
1287 }
|