retr.c
2.07 KB
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999, 2000, 2001, 2005, 2007, 2009, 2010 Free Software
Foundation, Inc.
GNU Mailutils is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GNU Mailutils is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
#include "pop3d.h"
/* Prints out the specified message */
int
pop3d_retr (char *arg)
{
size_t mesgno, n;
char buf[BUFFERSIZE];
mu_message_t msg = NULL;
mu_attribute_t attr = NULL;
mu_stream_t stream = NULL;
int prev_nl;
if ((strlen (arg) == 0) || (strchr (arg, ' ') != NULL))
return ERR_BAD_ARGS;
if (state != TRANSACTION)
return ERR_WRONG_STATE;
mesgno = strtoul (arg, NULL, 10);
if (mu_mailbox_get_message (mbox, mesgno, &msg) != 0)
return ERR_NO_MESG;
mu_message_get_attribute (msg, &attr);
if (pop3d_is_deleted (attr))
return ERR_MESG_DELE;
/* FIXME: Use crlf filter + mu_stream_copy instead of the loop below */
if (mu_message_get_stream (msg, &stream)
|| mu_stream_seek (stream, 0, MU_SEEK_SET, NULL))
return ERR_UNKNOWN;
pop3d_outf ("+OK\r\n");
prev_nl = 1;
while (mu_stream_readline (stream, buf, sizeof(buf), &n) == 0
&& n > 0)
{
if (prev_nl && buf[0] == '.')
pop3d_outf (".");
if (buf[n - 1] == '\n')
{
buf[n - 1] = '\0';
pop3d_outf ("%s\r\n", buf);
prev_nl = 1;
}
else
{
pop3d_outf ("%s", buf);
prev_nl = 0;
}
}
if (!prev_nl)
pop3d_outf ("\r\n");
if (!mu_attribute_is_read (attr))
mu_attribute_set_read (attr);
pop3d_mark_retr (attr);
pop3d_outf (".\r\n");
return OK;
}