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/*
     This file is part of GNUnet.
     Copyright (C)

     GNUnet is free software: you can redistribute it and/or modify it
     under the terms of the GNU Affero General Public License as published
     by the Free Software Foundation, either version 3 of the License,
     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
     Affero General Public License for more details.

     You should have received a copy of the GNU Affero General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.

     SPDX-License-Identifier: AGPL3.0-or-later
*/

/**
 * @file rps/rps-test_util.h
 * @brief Some utils faciliating the view into the internals for the sampler
 *        needed for evaluation
 * @author Julius Bünger
 */

#ifndef RPS_TEST_UTIL_H
#define RPS_TEST_UTIL_H

#define TO_FILE 0


char *
auth_key_to_string (struct GNUNET_CRYPTO_AuthKey auth_key);

struct GNUNET_CRYPTO_AuthKey
string_to_auth_key (const char *str);

char *
create_file (const char *name);

/**
 * @brief Get file handle
 *
 * If necessary, create file handle and store it with the other file handles.
 *
 * @param name Name of the file
 *
 * @return File handle
 */
struct GNUNET_DISK_FileHandle *
get_file_handle (const char *name);

/**
 * @brief Close all files that were opened with #get_file_handle
 *
 * @return Success of iterating over files
 */
int
close_all_files ();

/**
 * This function is used to facilitate writing important information to disk
 */
#ifdef TO_FILE
#define to_file(file_name, ...) do { if (NULL == file_name) { GNUNET_break(0); return;} \
    char tmp_buf[512] = "";\
    int size;\
    size = GNUNET_snprintf(tmp_buf,sizeof(tmp_buf),__VA_ARGS__);\
    if (0 > size)\
      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,\
           "Failed to create tmp_buf\n");\
    else\
      GNUNET_DISK_file_write (get_file_handle (file_name),\
                              tmp_buf,\
                              strnlen (tmp_buf, 512));\
  } while (0);


#define to_file_w_len(file_name, len, ...) do {char tmp_buf[len];\
    int size;\
    memset (tmp_buf, 0, len);\
    size = GNUNET_snprintf(tmp_buf,sizeof(tmp_buf),__VA_ARGS__);\
    if (0 > size)\
      GNUNET_log (GNUNET_ERROR_TYPE_WARNING,\
           "Failed to create tmp_buf\n");\
    else\
      GNUNET_DISK_file_write (get_file_handle (file_name),\
                              tmp_buf,\
                              strnlen (tmp_buf, 512));\
  } while (0);
#else /* TO_FILE */
#  define to_file(file_name, ...)
#  define to_file_w_len(file_name, len, ...)
#endif /* TO_FILE */

char *
store_prefix_file_name (const struct GNUNET_PeerIdentity *peer,
                        const char *prefix);

void
to_file_raw (const char *file_name, const char *buf, size_t size_buf);

void
to_file_raw_unaligned (const char *file_name,
                       const char *buf,
                       size_t size_buf,
                       unsigned bits_needed);

#endif /* RPS_TEST_UTIL_H */
/* end of gnunet-service-rps.c */