137 lines
3.3 KiB
C
137 lines
3.3 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <readline/readline.h>
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#include <readline/history.h>
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#include "../../core/communication.h"
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#include "../../core/error.h"
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#define SERVICE_NAME "pongd"
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#define MAX_MESSAGE_SIZE 20000
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void interactive (char * service_name, char *env[])
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{
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struct ipc_message m;
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memset (&m, 0, sizeof (struct ipc_message));
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struct ipc_service srv;
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memset (&srv, 0, sizeof (struct ipc_service));
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// index and version should be filled
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srv.index = 0;
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srv.version = 0;
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// init service
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if (ipc_application_connection (env, &srv, service_name) < 0) {
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handle_err ("main", "ipc_application_connection < 0");
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exit (EXIT_FAILURE);
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}
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char msg_type = 0;
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while (1) {
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#if 0 // version with readline, slow, valgrind-incompatible
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char * mtype_str = readline("msg type: ");
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if (strlen(mtype_str) == 0 || strncmp (mtype_str, "exit", 4) == 0) {
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free (mtype_str);
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break;
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}
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msg_type = atoi(mtype_str);
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free(mtype_str);
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char * buf = readline ("msg: ");
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if (strlen(buf) == 0 || strncmp (buf, "exit", 4) == 0) {
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free (buf);
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break;
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}
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ipc_message_format (&m, msg_type, buf, strlen(buf));
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free (buf);
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// print_msg (&m);
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if (ipc_application_write (&srv, &m) < 0) {
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handle_err("main", "application_write < 0");
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exit (EXIT_FAILURE);
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}
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ipc_message_empty (&m);
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if (ipc_application_read (&srv, &m) < 0) {
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handle_err("main", "application_read < 0");
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exit (EXIT_FAILURE);
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}
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printf ("\nmsg recv: %s", m.payload);
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ipc_message_empty (&m);
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#else
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char mtype_str[50];
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memset(mtype_str, 0, 50);
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printf ("message type: ");
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fflush(stdout);
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read(0, mtype_str, 50);
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msg_type = atoi(mtype_str);
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memset(mtype_str, 0, 50);
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char mpayload[MAX_MESSAGE_SIZE];
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memset(mpayload, 0, MAX_MESSAGE_SIZE);
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printf ("message payload: ");
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fflush(stdout);
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read(0, mpayload, MAX_MESSAGE_SIZE);
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if (strlen(mpayload) == 0 || strncmp (mpayload, "exit", 4) == 0) {
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break;
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}
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ipc_message_format (&m, msg_type, mpayload, strlen(mpayload));
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// print_msg (&m);
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if (ipc_application_write (&srv, &m) < 0) {
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handle_err("main", "application_write < 0");
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exit (EXIT_FAILURE);
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}
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ipc_message_empty (&m);
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if (msg_type == 0) { // message type 0 => close the server, no read to do
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break;
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}
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if (ipc_application_read (&srv, &m) < 0) {
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handle_err("main", "application_read < 0");
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exit (EXIT_FAILURE);
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}
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if (m.length > 0) {
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printf ("msg recv: %.*s", m.length, m.payload);
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}
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ipc_message_empty (&m);
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#endif
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}
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if (ipc_application_close (&srv) < 0) {
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handle_err("main", "application_close < 0");
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exit (EXIT_FAILURE);
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}
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ipc_message_empty (&m);
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}
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int main (int argc, char *argv[], char *env[])
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{
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char service_name[100];
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memset (service_name, 0, 100);
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if (argc != 1) {
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ssize_t t = strlen(argv[1]) > 100 ? 100 : strlen(argv[1]);
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memcpy(service_name, argv[1], t);
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}
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else {
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memcpy(service_name, SERVICE_NAME, strlen(SERVICE_NAME));
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}
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interactive (service_name, env);
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return EXIT_SUCCESS;
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}
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