RetroShare/supportlibs/libsam3/examples/sam3/streamcs.c
2021-03-16 21:15:31 +01:00

88 lines
2.3 KiB
C

/* This program is free software. It comes without any warranty, to
* the extent permitted by applicable law. You can redistribute it
* and/or modify it under the terms of the Do What The Fuck You Want
* To Public License, Version 2, as published by Sam Hocevar. See
* http://sam.zoy.org/wtfpl/COPYING for more details.
*
* I2P-Bote:
* 5m77dFKGEq6~7jgtrfw56q3t~SmfwZubmGdyOLQOPoPp8MYwsZ~pfUCwud6LB1EmFxkm4C3CGlzq-hVs9WnhUV
* we are the Borg. */
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "../libsam3/libsam3.h"
#define KEYFILE "streams.key"
int main(int argc, char *argv[]) {
Sam3Session ses;
Sam3Connection *conn;
char cmd[1024], destkey[617]; // 616 chars + \0
//
libsam3_debug = 1;
//
memset(destkey, 0, sizeof(destkey));
//
if (argc < 2) {
FILE *fl = fopen(KEYFILE, "rb");
//
if (fl != NULL) {
if (fread(destkey, 616, 1, fl) == 1) {
fclose(fl);
goto ok;
}
fclose(fl);
}
printf("usage: streamc PUBKEY\n");
return 1;
} else {
if (!sam3CheckValidKeyLength(argv[1])) {
fprintf(stderr, "FATAL: invalid key length! %s %lu\n", argv[1],
strlen(argv[1]));
return 1;
}
strcpy(destkey, argv[1]);
}
//
ok:
printf("creating session...\n");
// create TRANSIENT session
if (sam3CreateSilentSession(&ses, SAM3_HOST_DEFAULT, SAM3_PORT_DEFAULT,
SAM3_DESTINATION_TRANSIENT, SAM3_SESSION_STREAM,
4, NULL) < 0) {
fprintf(stderr, "FATAL: can't create session\n");
return 1;
}
//
printf("connecting...\n");
if ((conn = sam3StreamConnect(&ses, destkey)) == NULL) {
fprintf(stderr, "FATAL: can't connect: %s\n", ses.error);
sam3CloseSession(&ses);
return 1;
}
//
// now waiting for incoming connection
printf("sending test command...\n");
if (sam3tcpPrintf(conn->fd, "test\n") < 0)
goto error;
if (sam3tcpReceiveStr(conn->fd, cmd, sizeof(cmd)) < 0)
goto error;
printf("echo: %s\n", cmd);
//
printf("sending quit command...\n");
if (sam3tcpPrintf(conn->fd, "quit\n") < 0)
goto error;
//
sam3CloseConnection(conn);
sam3CloseSession(&ses);
return 0;
error:
fprintf(stderr, "FATAL: some error occured!\n");
sam3CloseConnection(conn);
sam3CloseSession(&ses);
return 1;
}