/* GNU Mailutils -- a suite of utilities for electronic mail
   Copyright (C) 2011-2012, 2014-2017 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 <config.h>
#include <stdarg.h>
#include <string.h>
#include <mailutils/imapio.h>
#include <mailutils/stream.h>
#include <mailutils/sys/imapio.h>

/* Send a IMAP command to the server, quoting its arguments as necessary.
   TAG is the command tag, CMD is the command verb.  Command arguments are
   given in variadic list terminated with NULL. The last argument is sent
   over the wire as is, without quoting. If MSGSET is supplied, it is sent
   when the function encounters the "\\" (single backslash) in ARGV.
*/
int
mu_imapio_send_command_e (struct _mu_imapio *io, const char *tag,
			  mu_msgset_t msgset,
			  char const *cmd, ...)
{
  va_list ap;
  
  va_start (ap, cmd);
  mu_imapio_printf (io, "%s %s", tag, cmd);
  cmd = va_arg (ap, char *);
  while (cmd)
    {
      char const *next = va_arg (ap, char *);
      
      mu_imapio_send (io, " ", 1);
      if (next)
	{
	  if (msgset && strcmp (cmd, "\\") == 0)
	    mu_imapio_send_msgset (io, msgset);
	  else
	    mu_imapio_send_qstring (io, cmd);
	}
      else
	mu_imapio_send (io, cmd, strlen (cmd));
      cmd = next;
    }
  va_end (ap);
  mu_imapio_send (io, "\r\n", 2);
  return mu_stream_last_error (io->_imap_stream);
}