path: root/src/fs/fs_publish.c

/*
     This file is part of GNUnet.
     (C) 2009, 2010 Christian Grothoff (and other contributing authors)

     GNUnet 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.

     GNUnet 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 GNUnet; see the file COPYING.  If not, write to the
     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     Boston, MA 02111-1307, USA.
*/

/**
 * @file fs/fs_publish.c
 * @brief publish a file or directory in GNUnet
 * @see https://gnunet.org/encoding
 * @author Krista Bennett
 * @author Christian Grothoff
 */

#include "platform.h"
#include "gnunet_constants.h"
#include "gnunet_signatures.h"
#include "gnunet_util_lib.h"
#include "gnunet_fs_service.h"
#include "fs_api.h"
#include "fs_tree.h"


/**
 * Fill in all of the generic fields for
 * a publish event and call the callback.
 *
 * @param pi structure to fill in
 * @param pc overall publishing context
 * @param p file information for the file being published
 * @param offset where in the file are we so far
 * @return value returned from callback
 */
void *
GNUNET_FS_publish_make_status_ (struct GNUNET_FS_ProgressInfo *pi,
                                struct GNUNET_FS_PublishContext *pc,
                                const struct GNUNET_FS_FileInformation *p,
                                uint64_t offset)
{
  pi->value.publish.pc = pc;
  pi->value.publish.fi = p;
  pi->value.publish.cctx = p->client_info;
  pi->value.publish.pctx = (NULL == p->dir) ? NULL : p->dir->client_info;
  pi->value.publish.filename = p->filename;
  pi->value.publish.size =
      (p->is_directory == GNUNET_YES) ? p->data.dir.dir_size : p->data.file.file_size;
  pi->value.publish.eta =
      GNUNET_TIME_calculate_eta (p->start_time, offset, pi->value.publish.size);
  pi->value.publish.completed = offset;
  pi->value.publish.duration =
      GNUNET_TIME_absolute_get_duration (p->start_time);
  pi->value.publish.anonymity = p->bo.anonymity_level;
  return pc->h->upcb (pc->h->upcb_cls, pi);
}


/**
 * Cleanup the publish context, we're done with it.
 *
 * @param pc struct to clean up
 */
static void
publish_cleanup (struct GNUNET_FS_PublishContext *pc)
{
  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Cleaning up publish context (done!)\n");
  if (pc->fhc != NULL)
  {
    GNUNET_CRYPTO_hash_file_cancel (pc->fhc);
    pc->fhc = NULL;
  }
  GNUNET_FS_file_information_destroy (pc->fi, NULL, NULL);
  if (pc->namespace != NULL)
  {
    GNUNET_FS_namespace_delete (pc->namespace, GNUNET_NO);
    pc->namespace = N