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libipc-old/core-test/app/communication-client.c

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "../../core/communication.h"
#define handle_err(fun,msg)\
fprintf (stderr, "%s: file %s line %d %s\n", fun, __FILE__, __LINE__, msg);
#define MSG "coucou"
#define SERVICE_NAME "test"
int main (int argc, char *argv[], char *env[])
{
size_t msize = BUFSIZ;
char *buf = NULL;
if ( (buf = malloc (BUFSIZ)) == NULL) {
handle_err ("main", "malloc");
return EXIT_FAILURE;
}
memset (buf, 0, BUFSIZ);
struct service srv;
memset(&srv, 0, sizeof (struct service));
// index and version should be filled
srv.index = 0;
srv.version = 0;
// init service
if (app_connection (argc, argv, env, &srv, SERVICE_NAME, NULL, 0) < 0) {
handle_err("main", "srv_init < 0");
return EXIT_FAILURE;
}
printf ("msg to send: %s\n", MSG);
if (app_write (&srv, MSG, strlen(MSG)) < 0) {
handle_err("main", "app_write < 0");
return EXIT_FAILURE;
}
if (app_read (&srv, &buf, &msize) < 0) {
handle_err("main", "app_read < 0");
return EXIT_FAILURE;
}
printf ("msg recv: %s\n", buf);
if (app_close (&srv) < 0) {
handle_err("main", "app_close < 0");
return EXIT_FAILURE;
}
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if (buf != NULL)
free (buf);
return EXIT_SUCCESS;
}