94 lines
1.7 KiB
C++
94 lines
1.7 KiB
C++
/************************************************************************
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regtool.cpp
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-- general registry configuration function
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History: Date Author Comment
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8/14/00 Casper Wrote it.
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*************************************************************************/
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#include "stdafx.h"
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#include <tchar.h>
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#include <string.h>
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#include <stdio.h>
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#include <msports.h>
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#include "moxacfg.h"
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#include "mxdebug.h"
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ULONG MxGetVenDevId(LPTSTR data)
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{
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ULONG n1=0, n2 = 0;
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TCHAR tmp[5];
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if (_tcsncmp(data, TEXT("PCI\\"), 4) != 0)
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return (n1);
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data += 4;
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while (*data) {
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if (_tcsncmp(data, TEXT("VEN_") ,4) == 0) {
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data += 4;
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lstrcpyn(tmp, data, 5);
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_stscanf(tmp, TEXT("%4X"), &n1);
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n1 <<= 16;
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data += 5;
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if (_tcsncmp(data, TEXT("DEV_"),4) == 0) {
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data += 4;
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lstrcpyn(tmp, data, 5);
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_stscanf(tmp, TEXT("%4X"), &n2);
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n1 += n2;
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}
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return (n1);
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}
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data++;
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}
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return (n1);
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}
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int GetFreePort(void)
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{
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DWORD maxport;
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LPBYTE combuf;
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HCOMDB hcomdb;
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int port, i;
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port = 0;
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if(ComDBOpen(&hcomdb) != ERROR_SUCCESS){
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Mx_Debug_Out(TEXT("ComDBOpen fail\n"));
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return port;
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}
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ComDBGetCurrentPortUsage (hcomdb,
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NULL, 0, CDB_REPORT_BYTES, &maxport);
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combuf = new BYTE[maxport];
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ComDBGetCurrentPortUsage (hcomdb,
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combuf, maxport, CDB_REPORT_BYTES, &maxport);
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if(maxport > MAXPORTS)
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maxport = MAXPORTS;
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for(i=0; i<(int)maxport; i++){
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if(combuf[i]==0){
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port = i+1;
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break;
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}else
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continue;
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}
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delete[] combuf;
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BOOL bret;
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if(port!=0)
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ComDBClaimPort (hcomdb, port, TRUE, &bret);
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ComDBClose(hcomdb);
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return port;
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}
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