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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2011-2021 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 3 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, see
<http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <mailutils/errno.h>
#include <mailutils/address.h>
#include <mailutils/cstr.h>
#include <mailutils/cctype.h>
#include <mailutils/list.h>
#include <mailutils/imap.h>
#include <mailutils/sys/imap.h>
struct list_closure
{
int error_code;
mu_list_t retlist;
const char *command;
};
static int
count_depth (const char *name, int delim)
{
int depth = 0;
while (*name)
if (*name++ == delim)
depth++;
return depth;
}
static int
list_attr_conv (void *item, void *data)
{
struct imap_list_element *elt = item;
struct mu_list_response *rp = data;
if (elt->type != imap_eltype_string)
return 0;
if (mu_c_strcasecmp (elt->v.string, "\\Noinferiors"))
rp->type |= MU_FOLDER_ATTRIBUTE_DIRECTORY;
if (mu_c_strcasecmp (elt->v.string, "\\Noselect"))
rp->type |= MU_FOLDER_ATTRIBUTE_FILE;
/* FIXME: \Marked nad \Unmarked have no correspondence in flags. */
return 0;
}
static void
list_untagged_handler (mu_imap_t imap, mu_list_t resp, void *data)
{
struct list_closure *clos = data;
struct imap_list_element *elt;
size_t count;
if (clos->error_code)
return;
mu_list_count (resp, &count);
if (count == 4 &&
_mu_imap_list_nth_element_is_string (resp, 0, clos->command))
{
struct mu_list_response *rp;
rp = calloc (1, sizeof (*rp));
if (!rp)
{
clos->error_code = ENOMEM;
return;
}
elt = _mu_imap_list_at (resp, 1);
if (!(elt && elt->type == imap_eltype_list))
return;
rp->type = 0;
mu_list_foreach (elt->v.list, list_attr_conv, rp);
elt = _mu_imap_list_at (resp, 3);
if (!(elt && elt->type == imap_eltype_string))
return;
rp->name = strdup (elt->v.string);
if (!rp->name)
{
free (rp);
clos->error_code = ENOMEM;
return;
}
elt = _mu_imap_list_at (resp, 2);
if (!elt)
return;
if (_mu_imap_list_element_is_nil (elt))
{
rp->separator = 0;
rp->depth = 0;
}
else if (elt->type != imap_eltype_string)
return;
else
{
rp->separator = elt->v.string[0];
rp->depth = count_depth (rp->name, rp->separator);
}
if ((clos->error_code = mu_list_append (clos->retlist, rp)))
mu_list_response_free (rp);
}
}
int
mu_imap_genlist (mu_imap_t imap, int lsub,
const char *refname, const char *mboxname,
mu_list_t retlist)
{
char const *argv[3];
static struct imap_command com;
struct list_closure clos;
int rc;
if (!refname || !mboxname)
return EINVAL;
argv[0] = lsub ? "LSUB" : "LIST";
argv[1] = refname;
argv[2] = mboxname;
clos.error_code = 0;
clos.retlist = retlist;
clos.command = argv[0];
com.session_state = MU_IMAP_SESSION_AUTH;
com.capa = NULL;
com.rx_state = lsub ? MU_IMAP_CLIENT_LSUB_RX : MU_IMAP_CLIENT_LIST_RX;
com.argc = 3;
com.argv = argv;
com.extra = NULL;
com.msgset = NULL;
com.tagged_handler = NULL;
com.untagged_handler = list_untagged_handler;
com.untagged_handler_data = &clos;
rc = mu_imap_gencom (imap, &com);
if (rc == 0)
rc = clos.error_code;
return rc;
}
int
mu_imap_genlist_new (mu_imap_t imap, int lsub,
const char *refname, const char *mboxname,
mu_list_t *plist)
{
mu_list_t list;
int rc = mu_list_create (&list);
if (rc == 0)
{
mu_list_set_destroy_item (list, mu_list_response_free);
rc = mu_imap_genlist (imap, lsub, refname, mboxname, list);
if (rc)
mu_list_destroy (&list);
else
*plist = list;
}
return rc;
}
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