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/* PipeWire AGL Cluster IPC
*
* Copyright © 2021 Collabora Ltd.
* @author Julian Bouzas <julian.bouzas@collabora.com>
*
* SPDX-License-Identifier: MIT
*/
#include <stdio.h>
#include <string.h>
#include <pthread.h>
#include <assert.h>
#include <icipc.h>
typedef struct ClientData {
struct icipc_client *c;
pthread_mutex_t mutex;
pthread_cond_t cond;
bool reply_received;
} ClientData;
static void reply_handler(
struct icipc_sender *self,
const uint8_t * buffer,
size_t size,
void *p) {
ClientData *data = p;
const char *error = NULL;
if (buffer) {
const struct icipc_data *data =
icipc_client_send_request_finish(self, buffer, size, &error);
if (!data)
printf("error: %s\n", error ? error : "unknown");
else
printf("success!\n");
} else {
printf("error: lost connection with server\n");
}
/* signal reply received */
pthread_mutex_lock(&data->mutex);
data->reply_received = true;
pthread_cond_signal(&data->cond);
pthread_mutex_unlock(&data->mutex);
}
int main(int argc, char *argv[]) {
ClientData data;
if (argc < 2) {
printf("usage: <server-path>\n");
return -1;
}
/* init */
data.c = icipc_client_new(argv[1], true);
pthread_mutex_init(&data.mutex, NULL);
pthread_cond_init(&data.cond, NULL);
data.reply_received = false;
while (true) {
char str[1024];
printf("> ");
fgets(str, 1023, stdin);
if (strncmp(str, "help", 4) == 0) {
printf("help\tprints this message\n");
printf("quit\texits the client\n");
printf("send\tsends a request, usage: send <request-name>\n");
} else if (strncmp(str, "quit", 4) == 0) {
printf("exiting...\n");
break;
} else if (strncmp(str, "send", 4) == 0) {
char request_name[1024];
int n =
sscanf(str, "send %s", request_name);
if (n <= 0)
continue;
/* send request */
icipc_client_send_request(data.c, request_name,
NULL, reply_handler,
&data);
/* wait for reply */
pthread_mutex_lock(&data.mutex);
while (!data.reply_received)
pthread_cond_wait(&data.cond, &data.mutex);
pthread_mutex_unlock(&data.mutex);
}
}
/* clean up */
pthread_cond_destroy(&data.cond);
pthread_mutex_destroy(&data.mutex);
icipc_client_free(data.c);
return 0;
}
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