gecko/build/wince/shunt/nclog.cpp

167 lines
4.4 KiB
C++
Executable File

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is NCLog.
*
* The Initial Developer of the Original Code is Marco Manfredini.
*
* Code posted to USENET:
*
* http://groups-beta.google.com/group/microsoft.public.windowsce.embedded/
* browse_thread/thread/352904e5ff1bfeb/
* 9ad05ef17dda0203?q=outputdebugstring+wince#9ad05ef17dda0203
*
* Portions created by the Initial Developer are Copyright (C) 2005
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Doug Turner <dougt@meer.net>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "mozce_internal.h"
#define USE_NC_LOGGING
#ifdef USE_NC_LOGGING
#include "winsock.h"
#include <stdarg.h>
#include <stdio.h>
static SOCKET wsa_socket=INVALID_SOCKET;
#pragma comment(lib , "winsock")
static unsigned short theLogPort;
// bind the log socket to a specific port.
static bool wsa_bind(unsigned short port)
{
SOCKADDR_IN addr;
addr.sin_family = AF_INET;
addr.sin_port = htons(port);
addr.sin_addr.s_addr = htonl(INADDR_ANY);
int r=bind(wsa_socket,(sockaddr*)&addr,sizeof(addr));
if (r==0) theLogPort=port;
return (r==0);
}
// initialize everything, if the socket isn't open.
static bool wsa_init()
{
if (wsa_socket != INVALID_SOCKET) return true;
int r;
WSADATA wd;
BOOL bc=true;
if (0 != WSAStartup(0x101, &wd))
{
MessageBox(0, L"WSAStartup failed", L"ERROR", 0);
goto error;
}
wsa_socket=socket(PF_INET, SOCK_DGRAM, 0);
if (wsa_socket == INVALID_SOCKET)
{
MessageBox(0, L"socket failed", L"ERROR", 0);
goto error;
}
r=setsockopt(wsa_socket, SOL_SOCKET, SO_BROADCAST, (char*)&bc,
sizeof(bc));
if (r!=0)
{
MessageBox(0, L"setsockopt failed", L"ERROR", 0);
goto error;
}
if (wsa_bind(9998)) return true; // bind to default port.
MessageBox(0, L"Can Not Bind To Port", L"ERROR", 0);
error:
if (wsa_socket != INVALID_SOCKET) closesocket(wsa_socket);
return false;
}
// can be called externally to select a different port for operations
bool set_nclog_port(unsigned short x) { return wsa_bind(x); }
static void wsa_send(const char *x)
{
SOCKADDR_IN sa;
sa.sin_family = AF_INET;
sa.sin_port = htons(theLogPort);
sa.sin_addr.s_addr = htonl(INADDR_BROADCAST);
sendto(wsa_socket, x, strlen(x), 0, (sockaddr*)&sa, sizeof(sa));
}
// format input, convert to 8-bit and send.
int nclog (const char *fmt, ...)
{
va_list vl;
va_start(vl,fmt);
char buf[1024]; // to bad CE hasn't got wvnsprintf
sprintf(buf,fmt,vl);
wsa_init();
wsa_send(buf);
return 0;
}
void nclograw(const char* data, long length)
{
wsa_init();
SOCKADDR_IN sa;
sa.sin_family = AF_INET;
sa.sin_port = htons(theLogPort);
sa.sin_addr.s_addr = htonl(INADDR_BROADCAST);
sendto(wsa_socket, data, length, 0, (sockaddr*)&sa, sizeof(sa));
}
// finalize the socket on program termination.
struct _nclog_module
{
~_nclog_module()
{
if (wsa_socket!=INVALID_SOCKET)
{
nclog("nclog goes down\n");
shutdown(wsa_socket,2);
closesocket(wsa_socket);
}
}
};
static _nclog_module module;
#endif