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/* Copyright 2010, 2011 NORDUnet A/S. All rights reserved.
See LICENSE for licensing information. */
#if defined HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <libgen.h>
#include <assert.h>
#include <radius/client.h>
#include <event2/event.h>
#include <event2/util.h>
#include <radsec/radsec.h>
#include <radsec/radsec-impl.h>
#include "err.h"
#include "debug.h"
#include "radsecproxy/debug.h"
#if defined (RS_ENABLE_TLS)
#include <regex.h>
#include "radsecproxy/list.h"
#include "radsecproxy/radsecproxy.h"
#endif
/* Public functions. */
int
rs_context_create (struct rs_context **ctx)
{
struct rs_context *h;
h = calloc (1, sizeof(*h));
if (h == NULL)
return RSE_NOMEM;
#if defined (RS_ENABLE_TLS)
ssl_init ();
#endif
debug_init ("libradsec"); /* radsecproxy compat, FIXME: remove */
if (ctx != NULL)
*ctx = h;
return RSE_OK;
}
struct rs_error *
rs_resolve (struct evutil_addrinfo **addr,
rs_conn_type_t type,
const char *hostname,
const char *service)
{
int err;
struct evutil_addrinfo hints, *res = NULL;
memset (&hints, 0, sizeof(struct evutil_addrinfo));
hints.ai_family = AF_UNSPEC;
hints.ai_flags = AI_ADDRCONFIG;
switch (type)
{
case RS_CONN_TYPE_NONE:
return err_create (RSE_INVALID_CONN, __FILE__, __LINE__, NULL, NULL);
case RS_CONN_TYPE_TCP:
/* Fall through. */
case RS_CONN_TYPE_TLS:
hints.ai_socktype = SOCK_STREAM;
hints.ai_protocol = IPPROTO_TCP;
break;
case RS_CONN_TYPE_UDP:
/* Fall through. */
case RS_CONN_TYPE_DTLS:
hints.ai_socktype = SOCK_DGRAM;
hints.ai_protocol = IPPROTO_UDP;
break;
default:
return err_create (RSE_INVALID_CONN, __FILE__, __LINE__, NULL, NULL);
}
err = evutil_getaddrinfo (hostname, service, &hints, &res);
if (err)
return err_create (RSE_BADADDR, __FILE__, __LINE__,
"%s:%s: bad host name or service name (%s)",
hostname, service, evutil_gai_strerror(err));
*addr = res; /* Simply use first result. */
return NULL;
}
void
rs_context_destroy (struct rs_context *ctx)
{
struct rs_realm *r = NULL;
struct rs_peer *p = NULL;
if (ctx->config)
{
for (r = ctx->config->realms; r; )
{
struct rs_realm *tmp = r;
for (p = r->peers; p; )
{
struct rs_peer *tmp = p;
if (p->addr_cache)
{
evutil_freeaddrinfo (p->addr_cache);
p->addr_cache = NULL;
}
p = p->next;
rs_free (ctx, tmp);
}
free (r->name);
rs_free (ctx, r->transport_cred);
r = r->next;
rs_free (ctx, tmp);
}
}
if (ctx->config)
{
if (ctx->config->cfg)
{
cfg_free (ctx->config->cfg);
ctx->config->cfg = NULL;
}
rs_free (ctx, ctx->config);
}
free (ctx);
}
int
rs_context_set_alloc_scheme (struct rs_context *ctx,
struct rs_alloc_scheme *scheme)
{
return rs_err_ctx_push_fl (ctx, RSE_NOSYS, __FILE__, __LINE__, NULL);
}
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