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/* Copyright 2016 Alex 'AdUser' Z (ad_user@runbox.com)
*
* 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.
*/
#include "common.h"
#include "matches.h"
#include "ipaddr.h"
#include <arpa/inet.h>
f2b_ipaddr_t *
f2b_ipaddr_create(const char *addr) {
f2b_ipaddr_t *a = NULL;
assert(addr != NULL);
if ((a = calloc(1, sizeof(f2b_ipaddr_t))) != NULL) {
strlcpy(a->text, addr, sizeof(a->text));
if (strchr(addr, ':') == NULL) {
a->type = AF_INET;
if (inet_pton(a->type, addr, &a->binary) < 1)
goto cleanup;
} else {
a->type = AF_INET6;
if (inet_pton(a->type, addr, &a->binary) < 1)
goto cleanup;
}
}
return a;
cleanup:
free(a);
return NULL;
}
void
f2b_ipaddr_destroy(f2b_ipaddr_t *ipaddr) {
assert(ipaddr != NULL);
f2b_matches_flush(&ipaddr->matches);
free(ipaddr);
}
void
f2b_ipaddr_status(f2b_ipaddr_t *addr, char *res, size_t ressize) {
assert(addr != NULL);
assert(res != NULL);
const char *fmt =
"ipaddr: %s\n"
"banned: %s\n"
"bancount: %u\n"
"matches: %u\n"
"lastseen: %u\n"
"banned_at: %u\n"
"release_at: %u\n";
snprintf(res, ressize, fmt, addr->text, addr->banned ? "yes" : "no",
addr->bancount, addr->matches.count, addr->lastseen, addr->banned_at, addr->release_at);
}
f2b_ipaddr_t *
f2b_addrlist_append(f2b_ipaddr_t *list, f2b_ipaddr_t *ipaddr) {
assert(ipaddr != NULL);
ipaddr->next = list;
return ipaddr;
}
f2b_ipaddr_t *
f2b_addrlist_lookup(f2b_ipaddr_t *list, const char *addr) {
assert(addr != NULL);
if (list == NULL)
return NULL;
for (f2b_ipaddr_t *a = list; a != NULL; a = a->next) {
if (strncmp(a->text, addr, sizeof(a->text)) == 0)
return a;
}
return NULL;
}
f2b_ipaddr_t *
f2b_addrlist_remove(f2b_ipaddr_t *list, const char *addr) {
f2b_ipaddr_t *a = NULL, *prev = NULL;
assert(addr != NULL);
for (a = list; a != NULL; a = a->next) {
if (strncmp(a->text, addr, sizeof(a->text)) == 0) {
if (prev == NULL) {
/* first elem in list */
list = a->next;
} else {
/* somewhere in list */
prev->next = a->next;
}
f2b_ipaddr_destroy(a);
return list;
}
prev = a;
}
return list;
}
f2b_ipaddr_t *
f2b_addrlist_destroy(f2b_ipaddr_t *list) {
f2b_ipaddr_t *next = NULL;
for (; list != NULL; list = next) {
next = list->next;
f2b_ipaddr_destroy(list);
}
return NULL;
}