60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
#ifndef __COMMUNICATION_H__
|
|
#define __COMMUNICATION_H__
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
//#include <cbor.h>
|
|
|
|
#include <unistd.h> // unlink
|
|
|
|
#include <sys/types.h> // mkfifo
|
|
#include <sys/stat.h> // mkfifo
|
|
#include <fcntl.h> // open
|
|
|
|
#include <errno.h> // error numbers
|
|
|
|
#define COMMUNICATION_VERSION 1
|
|
|
|
#define ER_FILE_OPEN 1
|
|
#define ER_FILE_CLOSE 2
|
|
#define ER_FILE_READ 3
|
|
#define ER_FILE_WRITE 4
|
|
#define ER_FILE_WRITE_PARAMS 5
|
|
|
|
#define ER_MEM_ALLOC 100
|
|
#define ER_PARAMS 101
|
|
|
|
struct service {
|
|
unsigned int version;
|
|
unsigned int index;
|
|
char spath[PATH_MAX];
|
|
int service_fd;
|
|
};
|
|
|
|
// wrappers
|
|
int msg_recv (int fd, char **buf);
|
|
int msg_send (int fd, const char *buf, const int m_size);
|
|
int close_socket (int fd);
|
|
|
|
|
|
// SERVICE
|
|
|
|
int srv_init (int argc, char **argv, char **env
|
|
, struct service *srv, const char *sname);
|
|
int srv_close (struct service *srv);
|
|
|
|
int srv_read (const struct service *, char ** buf);
|
|
int srv_write (const struct service *, const char * buf, size_t);
|
|
|
|
// APPLICATION
|
|
|
|
// send the connection string to $TMP/<service>
|
|
int app_connection (struct service *, const char *, const char *, size_t);
|
|
int app_close (struct service *);
|
|
|
|
int app_read (struct service *, char ** buf);
|
|
int app_write (struct service *, char * buf, size_t);
|
|
|
|
#endif
|