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@ -150,9 +150,13 @@ buffer_gets (buffer_t * b, char **s)
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} |
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static int |
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parse_fetch (imap_t * imap, list_t * list, message_t * cur) |
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parse_fetch (imap_t * imap, list_t * list) |
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{ |
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list_t *tmp; |
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unsigned int uid = 0; |
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unsigned int mask = 0; |
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unsigned int size = 0; |
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message_t *cur; |
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if (!is_list (list)) |
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return -1; |
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@ -165,7 +169,14 @@ parse_fetch (imap_t * imap, list_t * list, message_t * cur)
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{ |
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tmp = tmp->next; |
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if (is_atom (tmp)) |
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cur->uid = atoi (tmp->val); |
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{ |
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uid = atoi (tmp->val); |
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if (uid < imap->minuid) |
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{ |
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/* already saw this message */ |
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return 0; |
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} |
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} |
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else |
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puts ("Error, unable to parse UID"); |
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} |
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@ -181,20 +192,17 @@ parse_fetch (imap_t * imap, list_t * list, message_t * cur)
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if (is_atom (flags)) |
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{ |
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if (!strcmp ("\\Seen", flags->val)) |
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cur->flags |= D_SEEN; |
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mask |= D_SEEN; |
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else if (!strcmp ("\\Flagged", flags->val)) |
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cur->flags |= D_FLAGGED; |
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mask |= D_FLAGGED; |
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else if (!strcmp ("\\Deleted", flags->val)) |
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{ |
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cur->flags |= D_DELETED; |
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imap->deleted++; |
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} |
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mask |= D_DELETED; |
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else if (!strcmp ("\\Answered", flags->val)) |
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cur->flags |= D_ANSWERED; |
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mask |= D_ANSWERED; |
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else if (!strcmp ("\\Draft", flags->val)) |
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cur->flags |= D_DRAFT; |
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mask |= D_DRAFT; |
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else if (!strcmp ("\\Recent", flags->val)) |
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cur->flags |= D_RECENT; |
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mask |= D_RECENT; |
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else |
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printf ("Warning, unknown flag %s\n", |
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flags->val); |
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@ -206,8 +214,26 @@ parse_fetch (imap_t * imap, list_t * list, message_t * cur)
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else |
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puts ("Error, unable to parse FLAGS"); |
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} |
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else if (!strcmp ("RFC822.SIZE", tmp->val)) |
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{ |
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tmp = tmp->next; |
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if (is_atom (tmp)) |
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size = atol (tmp->val); |
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} |
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} |
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} |
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cur = calloc (1, sizeof (message_t)); |
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cur->next = imap->msgs; |
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imap->msgs = cur; |
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if (mask & D_DELETED) |
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imap->deleted++; |
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cur->uid = uid; |
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cur->flags = mask; |
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cur->size = size; |
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return 0; |
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} |
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@ -246,8 +272,6 @@ imap_exec (imap_t * imap, const char *fmt, ...)
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char *cmd; |
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char *arg; |
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char *arg1; |
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message_t **cur = 0; |
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message_t **rec = 0; |
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va_start (ap, fmt); |
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vsnprintf (tmp, sizeof (tmp), fmt, ap); |
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@ -281,22 +305,6 @@ imap_exec (imap_t * imap, const char *fmt, ...)
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imap->ns_other = parse_list (cmd, &cmd); |
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imap->ns_shared = parse_list (cmd, 0); |
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} |
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else if (!strcmp ("SEARCH", arg)) |
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{ |
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if (!rec) |
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{ |
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rec = &imap->recent_msgs; |
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while (*rec) |
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rec = &(*rec)->next; |
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} |
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/* parse rest of `cmd' */ |
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while ((arg = next_arg (&cmd))) |
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{ |
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*rec = calloc (1, sizeof (message_t)); |
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(*rec)->uid = atoi (arg); |
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rec = &(*rec)->next; |
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} |
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} |
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else if (!strcmp ("OK", arg) || !strcmp ("BAD", arg) || |
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!strcmp ("NO", arg) || !strcmp ("PREAUTH", arg) || |
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!strcmp ("BYE", arg)) |
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@ -313,25 +321,15 @@ imap_exec (imap_t * imap, const char *fmt, ...)
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{ |
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list_t *list; |
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if (!cur) |
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{ |
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cur = &imap->msgs; |
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while (*cur) |
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cur = &(*cur)->next; |
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} |
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list = parse_list (cmd, 0); |
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*cur = calloc (1, sizeof (message_t)); |
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if (parse_fetch (imap, list, *cur)) |
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if (parse_fetch (imap, list)) |
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{ |
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free_list (list); |
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return -1; |
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} |
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free_list (list); |
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cur = &(*cur)->next; |
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} |
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} |
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else |
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@ -357,66 +355,20 @@ imap_exec (imap_t * imap, const char *fmt, ...)
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/* not reached */ |
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} |
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static int |
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fetch_recent_flags (imap_t * imap) |
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{ |
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char buf[1024]; |
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message_t **cur = &imap->recent_msgs; |
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message_t *tmp; |
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unsigned int start = -1; |
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unsigned int last = -1; |
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int ret = 0; |
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buf[0] = 0; |
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while (*cur) |
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{ |
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tmp = *cur; |
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if (last == (unsigned int) -1) |
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{ |
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/* init */ |
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start = tmp->uid; |
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last = tmp->uid; |
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} |
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else if (tmp->uid == last + 1) |
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last++; |
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else |
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{ |
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/* out of sequence */ |
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if (start == last) |
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ret = imap_exec (imap, "UID FETCH %d (UID FLAGS)", start); |
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else |
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ret = |
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imap_exec (imap, "UID FETCH %d:%d (UID FLAGS)", start, |
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last); |
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start = tmp->uid; |
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last = tmp->uid; |
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} |
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free (tmp); |
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*cur = (*cur)->next; |
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} |
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if (start != (unsigned int) -1) |
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{ |
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if (start == last) |
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ret = imap_exec (imap, "UID FETCH %d (UID FLAGS)", start); |
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else |
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ret = |
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imap_exec (imap, "UID FETCH %d:%d (UID FLAGS)", start, last); |
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} |
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return ret; |
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} |
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/* `box' is the config info for the maildrop to sync. `minuid' is the
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* minimum UID to consider. in normal mode this will be 1, but in --fast |
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* mode we only fetch messages newer than the last one seen in the local |
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* mailbox. |
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*/ |
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imap_t * |
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imap_open (config_t * box, int fast) |
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imap_open (config_t * box, unsigned int minuid) |
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{ |
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int ret; |
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imap_t *imap; |
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int s; |
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struct sockaddr_in sin; |
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struct hostent *he; |
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char *ns_prefix = 0; |
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char *ns_prefix = ""; |
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#if HAVE_LIBSSL |
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int use_ssl = 0; |
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#endif |
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@ -463,6 +415,7 @@ imap_open (config_t * box, int fast)
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imap->buf = calloc (1, sizeof (buffer_t)); |
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imap->buf->sock = imap->sock; |
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imap->box = box; |
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imap->minuid = minuid; |
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#if HAVE_LIBSSL |
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if (!box->use_imaps) |
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@ -520,28 +473,18 @@ imap_open (config_t * box, int fast)
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{ |
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fputs ("Selecting mailbox... ", stdout); |
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fflush (stdout); |
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ret = imap_exec (imap, "SELECT %s%s", |
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ns_prefix ? ns_prefix : "", box->box); |
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ret = imap_exec (imap, "SELECT %s%s", ns_prefix, box->box); |
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if (!ret) |
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printf ("%d messages, %d recent\n", imap->count, imap->recent); |
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} |
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if (!ret) |
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{ |
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if (fast) |
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{ |
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if (imap->recent > 0) |
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{ |
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puts ("Fetching info for recent messages"); |
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ret = imap_exec (imap, "UID SEARCH RECENT"); |
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if (!ret) |
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ret = fetch_recent_flags (imap); |
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} |
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} |
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else if (imap->count > 0) |
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puts ("Reading IMAP mailbox index"); |
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if (imap->count > 0) |
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{ |
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puts ("Reading IMAP mailbox index"); |
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ret = imap_exec (imap, "FETCH 1:%d (UID FLAGS)", imap->count); |
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ret = imap_exec (imap, "UID FETCH %d:* (FLAGS RFC822.SIZE)", |
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imap->minuid); |
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} |
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} |
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Michael Elkins
24 years ago