/* Copyright (C) 2005 Red Hat, Inc. */
struct semanage_port;
struct semanage_port_key;
typedef struct semanage_port_key record_key_t;
typedef struct semanage_port record_t;
#define DBASE_RECORD_DEFINED
#include <stdlib.h>
#include "port_internal.h"
#include "debug.h"
#include "handle.h"
#include "database.h"
int semanage_port_modify_local(semanage_handle_t * handle,
const semanage_port_key_t * key,
const semanage_port_t * data)
{
dbase_config_t *dconfig = semanage_port_dbase_local(handle);
return dbase_modify(handle, dconfig, key, data);
}
int semanage_port_del_local(semanage_handle_t * handle,
const semanage_port_key_t * key)
{
dbase_config_t *dconfig = semanage_port_dbase_local(handle);
return dbase_del(handle, dconfig, key);
}
int semanage_port_query_local(semanage_handle_t * handle,
const semanage_port_key_t * key,
semanage_port_t ** response)
{
dbase_config_t *dconfig = semanage_port_dbase_local(handle);
return dbase_query(handle, dconfig, key, response);
}
int semanage_port_exists_local(semanage_handle_t * handle,
const semanage_port_key_t * key, int *response)
{
dbase_config_t *dconfig = semanage_port_dbase_local(handle);
return dbase_exists(handle, dconfig, key, response);
}
int semanage_port_count_local(semanage_handle_t * handle,
unsigned int *response)
{
dbase_config_t *dconfig = semanage_port_dbase_local(handle);
return dbase_count(handle, dconfig, response);
}
int semanage_port_iterate_local(semanage_handle_t * handle,
int (*handler) (const semanage_port_t * record,
void *varg), void *handler_arg)
{
dbase_config_t *dconfig = semanage_port_dbase_local(handle);
return dbase_iterate(handle, dconfig, handler, handler_arg);
}
int semanage_port_list_local(semanage_handle_t * handle,
semanage_port_t *** records, unsigned int *count)
{
dbase_config_t *dconfig = semanage_port_dbase_local(handle);
return dbase_list(handle, dconfig, records, count);
}
hidden_def(semanage_port_list_local)
int hidden semanage_port_validate_local(semanage_handle_t * handle)
{
semanage_port_t **ports = NULL;
unsigned int nports = 0;
unsigned int i = 0, j = 0;
/* List and sort the ports */
if (semanage_port_list_local(handle, &ports, &nports) < 0)
goto err;
qsort(ports, nports, sizeof(semanage_port_t *),
(int (*)(const void *, const void *))
&semanage_port_compare2_qsort);
/* Test each port for overlap */
while (i < nports) {
int proto = semanage_port_get_proto(ports[i]);
int low = semanage_port_get_low(ports[i]);
int high = semanage_port_get_high(ports[i]);
const char *proto_str = semanage_port_get_proto_str(proto);
const char *proto_str2;
int proto2, low2, high2;
/* Find the first port with matching
protocol to compare against */
do {
if (j == nports - 1)
goto next;
j++;
proto2 = semanage_port_get_proto(ports[j]);
low2 = semanage_port_get_low(ports[j]);
high2 = semanage_port_get_high(ports[j]);
proto_str2 = semanage_port_get_proto_str(proto2);
} while (proto != proto2);
/* Overlap detected */
if (low2 <= high) {
ERR(handle, "port overlap between ranges "
"%u - %u (%s) <--> %u - %u (%s).",
low, high, proto_str, low2, high2, proto_str2);
goto invalid;
}
/* If closest port of matching protocol doesn't overlap with
* test port, neither do the rest of them, because that's
* how the sort function works on ports - lower bound
* ports come first */
next:
i++;
j = i;
}
for (i = 0; i < nports; i++)
semanage_port_free(ports[i]);
free(ports);
return STATUS_SUCCESS;
err:
ERR(handle, "could not complete ports validity check");
invalid:
for (i = 0; i < nports; i++)
semanage_port_free(ports[i]);
free(ports);
return STATUS_ERR;
}