mars/mars_net.h

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2011-02-23 20:48:06 +00:00
// (c) 2011 Thomas Schoebel-Theuer / 1&1 Internet AG
#ifndef MARS_NET_H
#define MARS_NET_H
#include <net/sock.h>
#include <net/ipconfig.h>
#include <net/tcp.h>
#include "brick.h"
#define MARS_DEFAULT_PORT 7777
struct mars_tcp_params {
int tcp_timeout;
int window_size;
int tcp_keepcnt;
int tcp_keepintvl;
int tcp_keepidle;
char tos;
};
extern struct mars_tcp_params default_tcp_params;
enum {
CMD_NOP,
CMD_STATUS,
CMD_GETINFO,
CMD_GETENTS,
CMD_CONNECT,
CMD_MREF,
CMD_CB,
};
struct mars_cmd {
struct timespec cmd_stamp; // for automatic lamport clock
int cmd_code;
int cmd_int1;
//int cmd_int2;
//int cmd_int3;
char *cmd_str1;
//char *cmd_str2;
//char *cmd_str3;
};
extern const struct meta mars_cmd_meta[];
/* Low-level network traffic
*/
extern int mars_create_sockaddr(struct sockaddr_storage *addr, const char *spec);
extern int mars_create_socket(struct socket **sock, struct sockaddr_storage *addr, bool is_server);
extern int mars_send(struct socket **sock, void *buf, int len);
extern int mars_recv(struct socket **sock, void *buf, int minlen, int maxlen);
/* Mid-level generic field data exchange
*/
extern int mars_send_struct(struct socket **sock, void *data, const struct meta *meta);
extern int mars_recv_struct(struct socket **sock, void *data, const struct meta *meta);
/* High-level transport of mars structures
*/
extern int mars_send_dent_list(struct socket **sock, struct list_head *anchor);
extern int mars_recv_dent_list(struct socket **sock, struct list_head *anchor);
extern int mars_send_mref(struct socket **sock, struct mref_object *mref);
extern int mars_recv_mref(struct socket **sock, struct mref_object *mref);
extern int mars_send_cb(struct socket **sock, struct mref_object *mref);
extern int mars_recv_cb(struct socket **sock, struct mref_object *mref);
#endif