You've already forked Frequency_Inverter
mirror of
https://github.com/Indemsys/Frequency_Inverter.git
synced 2026-05-15 07:07:31 +00:00
142 lines
3.8 KiB
C
142 lines
3.8 KiB
C
/**HEADER********************************************************************
|
|
*
|
|
* Copyright (c) 2008 Freescale Semiconductor;
|
|
* All Rights Reserved
|
|
*
|
|
* Copyright (c) 2004-2008 Embedded Access Inc.;
|
|
* All Rights Reserved
|
|
*
|
|
* Copyright (c) 1989-2008 ARC International;
|
|
* All Rights Reserved
|
|
*
|
|
***************************************************************************
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY FREESCALE "AS IS" AND ANY EXPRESSED OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL FREESCALE OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
|
|
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
|
|
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
|
|
* THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
**************************************************************************
|
|
*
|
|
* $FileName: telnet.c$
|
|
* $Version : 3.8.7.0$
|
|
* $Date : Jun-14-2012$
|
|
*
|
|
* Comments:
|
|
*
|
|
* This file contains the Telnet client implementation.
|
|
*
|
|
*END************************************************************************/
|
|
|
|
#include <rtcs.h>
|
|
#include <fio.h>
|
|
#include "telnet.h"
|
|
|
|
|
|
/*TASK*-----------------------------------------------------------------
|
|
*
|
|
* Function Name : TELNET_connect
|
|
* Returned Value : error code
|
|
* Comments : A TCP/IP based Telnet Client
|
|
*
|
|
*END------------------------------------------------------------------*/
|
|
|
|
uint_32 TELNET_connect
|
|
(
|
|
_ip_address ipaddress
|
|
)
|
|
{ /* Body */
|
|
MQX_FILE_PTR sockfd, telnetfd;
|
|
sockaddr_in addr;
|
|
uint_32 sock;
|
|
uint_32 error;
|
|
boolean work;
|
|
int_32 c;
|
|
|
|
/*
|
|
** Install device driver for socket and telnet
|
|
*/
|
|
_io_socket_install("socket:");
|
|
_io_telnet_install("telnet:");
|
|
|
|
sock = socket(PF_INET, SOCK_STREAM, 0);
|
|
if (sock == RTCS_SOCKET_ERROR) {
|
|
return RTCSERR_OUT_OF_SOCKETS;
|
|
} /* Endif */
|
|
|
|
addr.sin_family = AF_INET;
|
|
addr.sin_port = 0;
|
|
addr.sin_addr.s_addr = INADDR_ANY;
|
|
error = bind(sock,(const sockaddr *)&addr, sizeof(addr));
|
|
if (error != RTCS_OK) {
|
|
return error;
|
|
} /* Endif */
|
|
|
|
addr.sin_port = IPPORT_TELNET;
|
|
addr.sin_addr.s_addr = ipaddress;
|
|
|
|
error = connect(sock, (const sockaddr *)(&addr), sizeof(addr));
|
|
if (error != RTCS_OK) {
|
|
shutdown(sock, FLAG_ABORT_CONNECTION);
|
|
return error;
|
|
} /* Endif */
|
|
|
|
sockfd = fopen("socket:", (char_ptr)sock);
|
|
if (sockfd == NULL) {
|
|
shutdown(sock, FLAG_ABORT_CONNECTION);
|
|
return RTCSERR_FOPEN_FAILED;
|
|
} /* Endif */
|
|
|
|
telnetfd = fopen("telnet:", (char_ptr)sockfd);
|
|
if (telnetfd == NULL) {
|
|
fclose(sockfd);
|
|
shutdown(sock, FLAG_ABORT_CONNECTION);
|
|
return RTCSERR_FOPEN_FAILED;
|
|
} /* Endif */
|
|
|
|
/* Set the console stream to the client */
|
|
ioctl(telnetfd, IO_IOCTL_SET_STREAM, (uint_32_ptr)((void _PTR_)stdin));
|
|
while (TRUE) {
|
|
|
|
work = FALSE;
|
|
if (fstatus(stdin)) {
|
|
work = TRUE;
|
|
c = (int_32)fgetc(stdin);
|
|
if (fputc(c & 0x7F, telnetfd) == IO_EOF) {
|
|
break;
|
|
}
|
|
} /* Endif */
|
|
|
|
if (fstatus(telnetfd)) {
|
|
work = TRUE;
|
|
c = (int_32)fgetc(telnetfd);
|
|
if (c == IO_EOF) {
|
|
break;
|
|
}/* Endif */
|
|
fputc(c & 0x7F, stdout);
|
|
} /* Endif */
|
|
|
|
/* Let another task run if there is no I/O */
|
|
if (!work) {
|
|
RTCS_time_delay(1);
|
|
} /* Endif */
|
|
|
|
} /* Endwhile */
|
|
|
|
fclose(telnetfd);
|
|
fclose(sockfd);
|
|
shutdown(sock, FLAG_CLOSE_TX);
|
|
|
|
return RTCS_OK;
|
|
|
|
} /* Endbody */
|
|
|
|
/* EOF */
|