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/*
* Ouroboros - Copyright (C) 2016 - 2020
*
* Directory
*
* Dimitri Staessens <dimitri.staessens@ugent.be>
* Sander Vrijders <sander.vrijders@ugent.be>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., http://www.fsf.org/about/contact/.
*/
#if defined(__linux__) || defined(__CYGWIN__)
#define _DEFAULT_SOURCE
#else
#define _POSIX_C_SOURCE 200112L
#endif
#define OUROBOROS_PREFIX "directory"
#include <ouroboros/endian.h>
#include <ouroboros/errno.h>
#include <ouroboros/logs.h>
#include <ouroboros/utils.h>
#include "dir.h"
#include "dht.h"
#include "ipcp.h"
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <inttypes.h>
#include <limits.h>
#define KAD_B (hash_len(ipcpi.dir_hash_algo) * CHAR_BIT)
struct dht * dht;
int dir_init(void)
{
dht = dht_create(ipcpi.dt_addr);
if (dht == NULL)
return -ENOMEM;
return 0;
}
void dir_fini(void)
{
dht_destroy(dht);
}
int dir_bootstrap(void) {
log_dbg("Bootstrapping directory.");
/* TODO: get parameters for bootstrap from IRM tool. */
if (dht_bootstrap(dht, KAD_B, 86400)) {
dht_destroy(dht);
return -ENOMEM;
}
log_info("Directory bootstrapped.");
return 0;
}
int dir_reg(const uint8_t * hash)
{
return dht_reg(dht, hash);
}
int dir_unreg(const uint8_t * hash)
{
return dht_unreg(dht, hash);
}
uint64_t dir_query(const uint8_t * hash)
{
return dht_query(dht, hash);
}
int dir_wait_running(void)
{
if (dht_wait_running(dht)) {
log_warn("Directory did not bootstrap.");
return -1;
}
return 0;
}
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