fixed maildir message filenames to comply with the maildir(5) specification.
fixed write_strip() and imap_fetch_message() to check the return code of write() and fsync() to comply with maildir(5) spec.
This commit is contained in:
parent
4b102ee6ec
commit
6f647ae37b
26
imap.c
26
imap.c
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@ -820,12 +820,18 @@ write_strip (int fd, char *buf, size_t len)
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{
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size_t start = 0;
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size_t end = 0;
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int n;
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while (start < len)
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{
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while (end < len && buf[end] != '\r')
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end++;
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write (fd, buf + start, end - start);
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n = write (fd, buf + start, end - start);
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if (n == -1)
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{
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perror ("write");
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return -1;
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}
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end++;
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start = end;
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}
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@ -910,7 +916,6 @@ imap_fetch_message (imap_t * imap, unsigned int uid, int fd)
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return -1;
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}
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bytes = strtol (arg + 1, 0, 10);
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// printf ("receiving %d byte message\n", bytes);
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/* dump whats left over in the input buffer */
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n = imap->buf->bytes - imap->buf->offset;
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@ -924,12 +929,14 @@ imap_fetch_message (imap_t * imap, unsigned int uid, int fd)
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/* ick. we have to strip out the \r\n line endings, so
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* i can't just dump the raw bytes to disk.
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*/
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write_strip (fd, imap->buf->buf + imap->buf->offset, n);
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if (write_strip (fd, imap->buf->buf + imap->buf->offset, n))
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{
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/* write failed, message is not delivered */
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return -1;
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}
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bytes -= n;
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// printf ("wrote %d buffered bytes\n", n);
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/* mark that we used part of the buffer */
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imap->buf->offset += n;
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@ -942,8 +949,11 @@ imap_fetch_message (imap_t * imap, unsigned int uid, int fd)
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n = socket_read (imap->sock, buf, n);
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if (n > 0)
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{
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// printf("imap_fetch_message:%d:read %d bytes\n", __LINE__, n);
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write_strip (fd, buf, n);
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if (write_strip (fd, buf, n))
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{
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/* write failed */
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return -1;
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}
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bytes -= n;
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}
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else
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@ -953,8 +963,6 @@ imap_fetch_message (imap_t * imap, unsigned int uid, int fd)
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}
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}
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// puts ("finished fetching msg");
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buffer_gets (imap->buf, &cmd);
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if (Verbose)
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puts (cmd); /* last part of line */
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13
sync.c
13
sync.c
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@ -243,9 +243,9 @@ sync_mailbox (mailbox_t * mbox, imap_t * imap, int flags,
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for (;;)
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{
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/* create new file */
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snprintf (path, sizeof (path), "%s/tmp/%s.%ld_%d.%d,U=%d%s",
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mbox->path, Hostname, time (0), MaildirCount++,
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getpid (), cur->uid, suffix);
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snprintf (path, sizeof (path), "%s/tmp/%ld_%d.%d.%s,U=%d%s",
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mbox->path, time (0), MaildirCount++, getpid (),
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Hostname, cur->uid, suffix);
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if ((fd = open (path, O_WRONLY | O_CREAT | O_EXCL, 0600)) > 0)
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break;
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@ -268,7 +268,12 @@ sync_mailbox (mailbox_t * mbox, imap_t * imap, int flags,
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ret = imap_fetch_message (imap, cur->uid, fd);
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if (close (fd))
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if (fsync (fd))
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{
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perror ("fsync");
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close (fd);
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}
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else if (close (fd))
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perror ("close");
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else if (!ret)
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{
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