nntp_list_distributions.c
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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2004 Free Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library; if not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301 USA */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <string.h>
#include <stddef.h>
#include <stdlib.h>
#include <errno.h>
#include <mailutils/error.h>
#include <mailutils/sys/nntp.h>
/*
LIST xxxx command, return an iterator that contains the result.
It is the responsability of the caller to destroy the iterator(iterator_destroy).
*/
int
mu_nntp_list_distributions (mu_nntp_t nntp, const char *wildmat, iterator_t *piterator)
{
int status = 0;
if (nntp == NULL)
return EINVAL;
if (piterator == NULL)
return MU_ERR_OUT_PTR_NULL;
switch (nntp->state)
{
case MU_NNTP_NO_STATE:
if (wildmat == NULL || *wildmat == '\0')
status = mu_nntp_writeline (nntp, "LIST DISTRIBUTIONS\r\n");
else
status = mu_nntp_writeline (nntp, "LIST DISTRIBUTIONS %s\r\n", wildmat);
MU_NNTP_CHECK_ERROR (nntp, status);
mu_nntp_debug_cmd (nntp);
nntp->state = MU_NNTP_LIST_DISTRIBUTIONS;
case MU_NNTP_LIST_DISTRIBUTIONS:
status = mu_nntp_send (nntp);
MU_NNTP_CHECK_EAGAIN (nntp, status);
nntp->acknowledge = 0;
nntp->state = MU_NNTP_LIST_DISTRIBUTIONS_ACK;
case MU_NNTP_LIST_DISTRIBUTIONS_ACK:
status = mu_nntp_response (nntp, NULL, 0, NULL);
MU_NNTP_CHECK_EAGAIN (nntp, status);
mu_nntp_debug_ack (nntp);
MU_NNTP_CHECK_CODE (nntp, MU_NNTP_RESP_CODE_LIST_FOLLOW);
status = mu_nntp_iterator_create (nntp, piterator);
MU_NNTP_CHECK_ERROR(nntp, status);
nntp->state = MU_NNTP_LIST_DISTRIBUTIONS_RX;
case MU_NNTP_LIST_DISTRIBUTIONS_RX:
break;
/* They must deal with the error first by reopening. */
case MU_NNTP_ERROR:
status = ECANCELED;
break;
default:
status = EINPROGRESS;
}
return status;
}
int
mu_nntp_parse_list_distributions (const char *buffer, char **key, char **value)
{
char *k;
char *v;
if (buffer == NULL || *buffer == '\0')
return EINVAL;
k = calloc(512, 1);
if (k == NULL)
return ENOMEM;
v = calloc(512, 1);
if (v == NULL)
{
free (k);
return ENOMEM;
}
sscanf (buffer, "%511s %511s", k, v);
if (key == NULL)
free (k);
else
*key = k;
if (value == NULL)
free (v);
else
*value = v;
return 0;
}