Obsolete
/
libipc-old
Archived
3
0
Fork 0
This repository has been archived on 2024-06-18. You can view files and clone it, but cannot push or open issues/pull-requests.
libipc-old/misc/init-connection.c

71 lines
1.7 KiB
C
Raw Normal View History

2016-05-31 23:16:39 +02:00
#include "../lib/communication.h"
2016-05-26 18:27:59 +02:00
#define SERVICE "windowing"
void
ohshit(int rvalue, const char* str) {
fprintf(stderr, "%s\n", str);
exit(rvalue);
}
2016-05-26 18:27:59 +02:00
/*
* pipes creation and removal test program
*
* 1. S creates the named pipe /tmp/ipc/<service>
* 2. App creates named pipes in & out, /tmp/ipc/$pid-$index-$version-{in,out}
*
* ... some communication between S and App...
* App wants to stop
*
* 3. App removes the named pipes in and out
* 4. S removes the named pipe /tmp/ipc/<service>
2016-05-26 18:27:59 +02:00
*/
int main(int argc, char * argv[], char *env[])
2016-05-26 18:27:59 +02:00
{
struct service srv;
memset (&srv, 0, sizeof (struct service));
srv_init (argc, argv, env, &srv, SERVICE, NULL);
printf ("Listening on %s.\n", srv.spath);
// creates the service named pipe, that listens to client applications
if (srv_create (&srv))
ohshit(1, "service_create error");
/*
* PROCESS
*/
struct process p;
memset (&p, 0, sizeof (struct process));
pid_t pid = getpid();
int index = 0; // first time we communication with the service
int version = 1;
printf ("app creation\n");
if (app_create (&p, pid, index, version)) // called by the application
ohshit (1, "app_create");
/*
* some exchanges between App and S
* specific code, talks between applications
* then App wants to end the communication
*/
printf ("destroying app\n");
// the application will shut down, and remove the application named pipes
if (app_destroy (&p))
ohshit (1, "app_destroy");
/*
* /PROCESS
*/
// the application will shut down, and remove the service named pipe
if (srv_close (&srv))
ohshit (1, "srv_close error");
2016-05-26 18:27:59 +02:00
return EXIT_SUCCESS;
}