/*
**????????????????????????Copyright?19951996?by?KVASER?AB
**????????????P.O?Box?4076?S-51104?KINNA?SWEDEN.?Tel.?+46?320?15287
**
**?This?software?is?furnished?under?a?license?and?may?be?used?and?copied
**?only?in?accordance?with?the?terms?of?such?license.
**
*/
/*
**?This?module?contains?the?entry?points?to?the?library.
**?The?code?typically?performs?tasks?like?parameter?checking?and
**?conversion?and?then?calls?the?appropriate?hardware-dependent
**?routines.??Also?all?readings?from?the?ring?buffer?take?place?here.
**
*/
#include?
#include?
#include?????????????//?_enable?_disable
#include?

#include?
#include?
//?#include?
#include?“global.h“
#include?“irq.h“
#include?“timer.h“
#include?“version.h“
#include?“misc.h“

#include?“libpccan.h“
#include?“libcanc.h“

//?For?lapCAN?-?not?yet?working.
//?#include?“hwLapCAN.h“
//?#include?“lpaction.h“?//?qqq?lapcan!

#define?VALIDATE（h）?\
????if?（!Initialized）?return?canERR_NOTINITIALIZED;?\
????if?（!IsHandleValidAndOpen（h））?return?canERR_INVHANDLE

/*
**?Forward?declarations.
*/
#ifndef?_WINDOWS
PRIVATE?int?LibMain（void）;
#endif

/*?These?following?two?routines?should?be?moved?to?util.c?someday.?*/

/*?The?time?values?are?read?using?GetMsTimer（）?which?returns?the?timer?value?in?ms.
**?When?it?reaches?0x100000000/1193?=?3600140.23?ms?or?about?one?hour
**?‘ReadTimer（）/TIMERFREQ‘?will?wrap?causing?troubles?when?it?is?used?in?timeouts
**?etc?（where?two?times?are?simply?subtracted）.?In?theese?cases?one?should?use
**?the?TimeDiff-function?instead?which?works?for?time?differences?less?than?one
**?hour
*/
#define?TIMERPERIOD?3600140L
/*
**?Calculates?（t2-t1）?mod?TIMERPERIOD
*/
PRIVATE?DWORD?TimeDiff（DWORD?t2?DWORD?t1）
{
????//?The?times?are?DWORDs/1193?so?they?will?fit?in?a?signed?long.
????long?d?=?（long）t2?-?（long）t1;
????if?（d?????????d?+=?TIMERPERIOD;
????return?d;
}

/*?Timeout?handling.
**?Call?it?first?with?argument?0?to?initialize?it?then?call?it?with?the
**?timeout?and?if?timeout?occur?1?is?returned.
**
**?To?avoid?a?bug?in?the?timer?routines?two?‘timeout/2‘?has?to?occur?before
**?it?is?considered?valid.?This?means?that?at?worst?only?half?of?the?timeout
**?value?will?be?used.
*/
PRIVATE?int?Timeout（DWORD?timeout）
{
????static?DWORD?t0;
????DWORD?t1;
????static?int?toCount;

????if?（timeout?==?0）?{
????????t0?=?GETTIMER（）;
????????toCount?=?0;
????}?else?{
????????t1?=?GETTIMER（）;
????????if?（TimeDiff（t1?t0）?>?timeout/2）?{
????????????if?（toCount++）
????????????????return?1;
????????????else
????????????????t0?=?GETTIMER（）;?//?Try?again
????????}
????}
????return?0;
}

//
//?canInitializeLibrary?-?an?initialization?entry?point?with
//?a?more?sensible?name.
//
void?CANLIBAPI?canInitializeLibrary（?void）
{
????（void）canLocateHardware（）;
}

/*
**?canLocateHardware?-?initializes?the?data?structures?using?the?information

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-11-27?15:05??kvaser使用\
?????文件???????90920??2016-05-24?10:45??kvaser使用\CanKing.docx
?????目錄???????????0??2017-11-27?15:04??kvaser使用\Driver?and?CANlib\
?????目錄???????????0??2017-11-27?15:05??kvaser使用\Driver?and?CANlib\CANlib\
?????目錄???????????0??2017-11-27?15:04??kvaser使用\Driver?and?CANlib\CANlib\Bin\
?????文件????????1132??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\CplTasksFile.xml
?????目錄???????????0??2017-11-27?15:04??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\
?????文件???????86112??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\canlib32.dll
?????文件???????57451??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\canlib_install.dll
?????文件???????69729??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\j1587lib.dll
?????文件??????139361??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\kvaDbLib.dll
?????文件??????225373??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\kvalapw2.dll
?????文件??????122986??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\kvaser_vcndrvms.dll
?????文件???????69725??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\linlib.dll
?????文件??????102496??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\sing32.dll
?????文件??????122974??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\vcand32.dll
?????文件??????122978??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\Debug\vcndrvms.dll
?????文件?????????905??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\IsaToPciRouting-Readme.txt
?????文件?????????129??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\IsaToPciRoutingDisable.reg
?????文件?????????129??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\IsaToPciRoutingEnable.reg
?????文件???????65536??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\KvEnumSrv.exe
?????文件??????584192??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\ListChannels.exe
?????文件???????70234??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\bb_help.chm
?????文件??????573440??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\bittime.exe
?????文件???????73728??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\canlib32.dll
?????文件???????69632??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\canlib32NET.dll
?????文件???????69632??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\canlibCLSNET.dll
?????文件???????49152??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\canlib_install.dll
?????文件?????1245696??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\conftool.exe
?????文件??????602296??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\conftool_help.chm
?????文件???????69632??2009-10-22?00:41??kvaser使用\Driver?and?CANlib\CANlib\Bin\filo_setparam_userdata.exe
............此處省略517個文件信息