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/*
* Ouroboros - Copyright (C) 2016
*
* The sockets layer to communicate between daemons
*
* Sander Vrijders <sander.vrijders@intec.ugent.be>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef OUROBOROS_SOCKETS_H
#define OUROBOROS_SOCKETS_H
#include <ouroboros/common.h>
#include <ouroboros/rina_name.h>
#include <sys/types.h>
#include "irmd_messages.pb-c.h"
typedef IrmMsg irm_msg_t;
#define IRM_SOCK_PATH "/tmp/irm_sock"
#define IRM_MSG_BUF_SIZE 256
#define IPCP_SOCK_PATH_PREFIX "/tmp/ipcp_sock"
#define IPCP_MSG_BUFS_SIZE IRM_MSG_BUF_SIZE
enum irm_msg_code {
IRM_CREATE_IPCP,
IRM_DESTROY_IPCP,
IRM_BOOTSTRAP_IPCP,
IRM_ENROLL_IPCP,
IRM_REG_IPCP,
IRM_UNREG_IPCP,
IRM_AP_REG,
IRM_AP_REG_R,
IRM_AP_UNREG,
IRM_FLOW_ACCEPT,
IRM_FLOW_ACCEPT_R,
IRM_FLOW_ALLOC_RESP,
IRM_FLOW_ALLOC,
IRM_FLOW_ALLOC_R,
IRM_FLOW_ALLOC_RES,
IRM_FLOW_ALLOC_RES_R,
IRM_FLOW_DEALLOC,
IRM_FLOW_CONTROL,
IRM_FLOW_WRITE,
IRM_FLOW_READ
};
struct irm_msg {
enum irm_msg_code code;
rina_name_t * name;
char * ipcp_type;
struct dif_config * conf;
char * dif_name;
char ** difs;
size_t difs_size;
char * ap_name;
char * ae_name;
int fd;
int result;
struct qos_spec * qos;
int oflags;
char * dst_ap_name;
ssize_t count;
};
enum ipcp_msg_code {
IPCP_BOOTSTRAP,
IPCP_ENROLL,
IPCP_REG,
IPCP_UNREG
};
struct ipcp_msg {
enum ipcp_msg_code code;
struct dif_config * conf;
char * dif_name;
char * ap_name;
char ** difs;
size_t difs_size;
};
/* Returns the full socket path of an IPCP */
char * ipcp_sock_path(pid_t pid);
int server_socket_open(char * file_name);
int client_socket_open(char * file_name);
int send_irmd_msg(struct irm_msg * msg);
struct irm_msg * send_recv_irmd_msg(struct irm_msg * msg);
int send_irm_msg(irm_msg_t * msg);
/* Caller has to free the buffer */
buffer_t * serialize_irm_msg(struct irm_msg * msg);
buffer_t * serialize_ipcp_msg(struct ipcp_msg * msg);
/* Caller has to free all the allocated fields in the message */
struct irm_msg * deserialize_irm_msg(buffer_t * data);
struct ipcp_msg * deserialize_ipcp_msg(buffer_t * data);
#endif
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