b26b8fc735
- Added strlcpy and strlcat to SICS - Added a driver for the POLDI power supplies SKIPPED: psi/A1931.c psi/autowin.c psi/bruker.c psi/docho.c psi/dornier2.c psi/dspcode.c psi/ease.c psi/ecb.c psi/ecbcounter.c psi/ecbdriv.c psi/el734dc.c psi/el734driv.c psi/el734hp.c psi/el737driv.c psi/el737hpdriv.c psi/el737hpdrivsps.c psi/el737hpv2driv.c psi/el755driv.c psi/eurodriv.c psi/haakedriv.c psi/itc4driv.c psi/julcho.c psi/linadriv.c psi/lmd200.c psi/lscsupport.c psi/ltc11.c psi/make_gen psi/oicom.c psi/oxinst.c psi/pimotor.c psi/pipiezo.c psi/polterwrite.c psi/psi.c psi/sanscook.c psi/sanslirebin.c psi/sanswave.c psi/sinqhmdriv.c psi/sinqhttp.c psi/slsecho.c psi/slsmagnet.c psi/slsvme.c psi/sps.c psi/swmotor.c psi/swmotor2.c psi/tabledrive.c psi/tasscan.c psi/tdchm.c psi/velodorn.c psi/velodornier.c
114 lines
2.7 KiB
C
114 lines
2.7 KiB
C
/*-------------------------------------------------------------------------
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U D P Q U I E C K
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This file implements the UDP broadcasting of SICS messages. Especially
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the update file message.
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Mark Koennecke, August 1998
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---------------------------------------------------------------------------*/
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#include <stdlib.h>
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#include <assert.h>
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#include "fortify.h"
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#include "sics.h"
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#include "udpquieck.h"
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/* the UDP port */
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static mkChannel *port = NULL;
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static char pError[256];
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/* the UDP port number, -1 means not configured */
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static int iPort = -1;
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/*----------------------------------------------------------------------*/
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void KillQuieck(void *pData)
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{
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if (port) {
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free(port);
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}
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if (pData)
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KillDummy(pData);
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}
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/*------------------------------------------------------------------------*/
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int SendQuieck(int iType, char *pText)
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{
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char *pPtr = NULL;
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int iRet;
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char pMessage[512];
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/* do we know the type */
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if (iType != QUIECK) {
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strcpy(pError, "ERROR: unknown UDP broadcast message type");
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return 0;
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}
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/* if no port number, get it from ServerOptions */
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if (iPort < 0) {
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pPtr = IFindOption(pSICSOptions, "QuieckPort");
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if (pPtr) {
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iPort = atoi(pPtr);
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} else {
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iPort = 2108;
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}
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}
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/* do we have a channel ? */
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if (port == NULL) {
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port = UDPConnect("localhost", iPort);
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if (port == NULL) {
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strcpy(pError,
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"ERROR: cannot connect to UDP port, may be nobody listening");
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return 0;
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}
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}
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/* format a message and blast into space */
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switch (iType) {
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case QUIECK:
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strcpy(pMessage, "QUIECK/");
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strlcat(pMessage, pText,512);
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break;
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default:
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strcpy(pMessage, "Error");
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break;
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}
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iRet = UDPWrite(port, pMessage, strlen(pMessage));
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if (iRet != 1) {
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strcpy(pError, "ERROR: failed to send UDP message");
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free(port);
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port = NULL;
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return 0;
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}
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return 1;
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}
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/*--------------------------------------------------------------------------*/
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int QuieckAction(SConnection * pCon, SicsInterp * pSics, void *pData,
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int argc, char *argv[])
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{
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int iRet;
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if (argc < 2) {
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SCWrite(pCon, "ERROR: expected a message for udpquieck", eError);
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return 0;
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}
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if (!SCMatchRights(pCon, usMugger)) {
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SCWrite(pCon,
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"ERROR: permission denied to use internal command udpquieck",
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eError);
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return 0;
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}
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iRet = SendQuieck(QUIECK, argv[1]);
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if (iRet != 1) {
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SCWrite(pCon, pError, eError);
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return 0;
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}
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SCSendOK(pCon);
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return 1;
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}
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/*--------------------------------------------------------------------------*/
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void UdpInit(void)
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{
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AddCommand(pServ->pSics, "udpquieck", QuieckAction, KillQuieck, NULL);
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}
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