mirror of
https://github.com/autc04/Retro68.git
synced 2024-12-25 09:30:58 +00:00
478 lines
11 KiB
C
478 lines
11 KiB
C
/*
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Copyright 2015 Wolfgang Thaller.
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This file is part of Retro68.
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Retro68 is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Retro68 is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>.
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*/
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#include <MacMemory.h>
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#include <Files.h>
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#include <string.h>
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#include <Files.h>
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#include <Devices.h>
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#include <Resources.h>
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#include <SegLoad.h>
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#include <LowMem.h>
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#pragma parameter __D0 _GetPtrSize(__A0)
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pascal long _GetPtrSize(Ptr ptr) = { 0xA021 };
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pascal Size GetPtrSize(Ptr ptr)
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{
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long tmp = _GetPtrSize(ptr);
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if(tmp > 0)
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return (Size) tmp;
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else
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return 0;
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}
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#pragma parameter __D0 _GetHandleSize(__A0)
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pascal long _GetHandleSize(Handle h) = { 0xA025 };
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pascal Size GetHandleSize(Handle h)
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{
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long tmp = _GetHandleSize(h);
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if(tmp > 0)
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return (Size) tmp;
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else
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return 0;
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}
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#pragma parameter __A0 _PtrToHand(__A0, __D0)
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pascal Handle _PtrToHand(const void *srcPtr, long size) = { 0xA9E3 };
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EXTERN_API( OSErr )
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PtrToHand(
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const void * srcPtr,
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Handle * dstHndl,
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long size)
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{
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*dstHndl = _PtrToHand(srcPtr, size);
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return MemError();
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}
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#pragma parameter __A0 _HandToHand(__A0)
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pascal Handle _HandToHand(Handle h) = { 0xA9E1 };
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EXTERN_API( OSErr )
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HandToHand(Handle * theHndl)
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{
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*theHndl = _HandToHand(*theHndl);
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return MemError();
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}
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#pragma parameter __D0 _StringToNum(__A0)
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pascal long _StringToNum(ConstStr255Param theString) = { 0x3F3C, 0x0001, 0xA9EE };
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EXTERN_API( void )
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StringToNum(
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ConstStr255Param theString,
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long * theNum)
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{
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*theNum = _StringToNum(theString);
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}
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#pragma parameter _NumToString(__D0, __A0)
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pascal long _NumToString(long theNum, ConstStr255Param theString) = { 0x4267, 0xA9EE };
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EXTERN_API( void )
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NumToString(
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long theNum,
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Str255 theString)
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{
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_NumToString(theNum, theString);
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}
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#pragma parameter __D0 _CmpString(__A0, __A1, __D0)
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pascal long _CmpString(const char *a, const char *b, long lens) = { 0xA03C };
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#pragma parameter __D0 _CmpStringCase(__A0, __A1, __D0)
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pascal long _CmpStringCase(const char *a, const char *b, long lens) = { 0xA43C };
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#pragma parameter __D0 _CmpStringMarks(__A0, __A1, __D0)
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pascal long _CmpStringMarks(const char *a, const char *b, long lens) = { 0xA23C };
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#pragma parameter __D0 _CmpStringCaseMarks(__A0, __A1, __D0)
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pascal long _CmpStringCaseMarks(const char *a, const char *b, long lens) = { 0xA63C };
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EXTERN_API( Boolean )
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EqualString(
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ConstStr255Param str1,
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ConstStr255Param str2,
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Boolean caseSensitive,
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Boolean diacSensitive)
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{
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long lens = (str1[0] << 16) | str2[0];
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long result;
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if(caseSensitive)
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{
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if(diacSensitive)
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result = _CmpStringCase(str1+1, str2+1, lens);
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else
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result = _CmpStringCaseMarks(str1+1, str2+1, lens);
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}
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else
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{
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if(diacSensitive)
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result = _CmpString(str1+1, str2+1, lens);
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else
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result = _CmpStringMarks(str1+1, str2+1, lens);
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}
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return result == 0;
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}
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pascal void GetIndString(Str255 theString, short strListID, short index)
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{
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Handle h = GetResource('STR#', strListID);
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theString[0] = 0;
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if(index > *(short*)*h)
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return;
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unsigned char *p = ((unsigned char*) *h) + 2;
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while(--index > 0)
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p += *p + 1;
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if(index == 0)
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memcpy(theString, p, p[0]+1);
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}
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EXTERN_API( UniversalProcPtr )
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NGetTrapAddress(
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UInt16 trapNum,
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TrapType tTyp)
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{
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if(tTyp == kOSTrapType)
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return GetOSTrapAddress(trapNum);
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else
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return GetToolTrapAddress(trapNum);
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}
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EXTERN_API( void )
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CountAppFiles(
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short * message,
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short * count)
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{
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Handle h = LMGetAppParmHandle();
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if(!GetHandleSize(h))
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return;
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*message = ((short*)*h)[0];
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*count = ((short*)*h)[1];
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}
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static AppFile* AppFilePtr(short index)
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{
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Handle h = LMGetAppParmHandle();
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if(!GetHandleSize(h))
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return NULL;
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short count = ((short*)*h)[1];
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if(index < 1 || index > count)
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return NULL;
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index--;
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Ptr p = *h + 4;
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while(index)
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{
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AppFile *f = (AppFile*) p;
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p += (8 + 1 + f->fName[0] + 1) & ~1;
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}
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return (AppFile*) p;
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}
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EXTERN_API( void )
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GetAppFiles(
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short index,
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AppFile * theFile)
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{
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AppFile *ptr = AppFilePtr(index);
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if(ptr)
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memcpy(theFile, ptr, 8 + 1 + ptr->fName[0]);
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}
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EXTERN_API( void )
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ClrAppFiles(short index)
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{
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AppFile *ptr = AppFilePtr(index);
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if(ptr)
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ptr->fType = 0;
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}
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pascal OSErr SetVol (ConstStr63Param volName, short vRefNum)
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{
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.volumeParam.ioNamePtr = (StringPtr)volName;
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pb.volumeParam.ioVRefNum = vRefNum;
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return PBSetVolSync(&pb);
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}
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EXTERN_API( OSErr )
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GetVol(
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StringPtr volName,
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short * vRefNum)
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{
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.volumeParam.ioNamePtr = volName;
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OSErr err = PBGetVolSync(&pb);
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*vRefNum = pb.volumeParam.ioVRefNum;
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return err;
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}
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pascal OSErr UnmountVol (ConstStr63Param volName, short vRefNum)
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{
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.volumeParam.ioNamePtr = (StringPtr)volName;
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pb.volumeParam.ioVRefNum = vRefNum;
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return PBUnmountVolImmed(&pb);
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}
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pascal OSErr Eject (ConstStr63Param volName, short vRefNum)
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{
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.volumeParam.ioNamePtr = (StringPtr)volName;
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pb.volumeParam.ioVRefNum = vRefNum;
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return PBEject(&pb);
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}
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pascal OSErr FSOpen (ConstStr255Param fileName, short vRefNum, short *refNum)
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{
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OSErr err;
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.ioParam.ioNamePtr = (StringPtr)fileName;
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pb.ioParam.ioVRefNum = vRefNum;
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// Try newer OpenDF first, because it does not open drivers
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err = PBOpenDFSync(&pb);
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if (err == paramErr) {
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// OpenDF not implemented, so use regular Open.
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err = PBOpenSync(&pb);
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}
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*refNum = pb.ioParam.ioRefNum;
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return err;
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}
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pascal OSErr OpenDF (ConstStr255Param fileName, short vRefNum, short *refNum)
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{
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return FSOpen(fileName, vRefNum, refNum);
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}
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pascal OSErr FSClose (short refNum)
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{
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.ioParam.ioRefNum = refNum;
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return PBCloseSync(&pb);
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}
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pascal OSErr FSRead (short refNum, long *count, void *buffPtr)
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{
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OSErr err;
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.ioParam.ioRefNum = refNum;
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pb.ioParam.ioBuffer = buffPtr;
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pb.ioParam.ioReqCount = *count;
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err = PBReadSync(&pb);
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*count = pb.ioParam.ioActCount;
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return err;
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}
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pascal OSErr FSWrite (short refNum, long *count, const void *buffPtr)
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{
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OSErr err;
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.ioParam.ioRefNum = refNum;
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pb.ioParam.ioBuffer = (void *)buffPtr;
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pb.ioParam.ioReqCount = *count;
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err = PBWriteSync(&pb);
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*count = pb.ioParam.ioActCount;
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return err;
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}
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pascal OSErr GetEOF (short refNum, long *logEOF)
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{
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OSErr err;
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.ioParam.ioRefNum = refNum;
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err = PBGetEOFSync(&pb);
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*logEOF = (long)pb.ioParam.ioMisc;
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return err;
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}
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pascal OSErr SetEOF (short refNum, long logEOF)
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{
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OSErr err;
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.ioParam.ioRefNum = refNum;
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pb.ioParam.ioMisc = (Ptr)logEOF;
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return PBGetEOFSync(&pb);
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}
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pascal OSErr GetFPos (short refNum, long *filePos)
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{
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OSErr err;
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ParamBlockRec pb;
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pb.ioParam.ioRefNum = refNum;
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err = PBGetFPosSync(&pb);
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*filePos = pb.ioParam.ioPosOffset;
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return err;
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}
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pascal OSErr SetFPos (short refNum, short posMode, long posOff)
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{
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ParamBlockRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.ioParam.ioRefNum = refNum;
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pb.ioParam.ioPosMode = posMode;
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pb.ioParam.ioPosOffset = posOff;
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return PBSetFPosSync(&pb);
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}
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pascal OSErr Create (ConstStr255Param fileName, short vRefNum, OSType creator,
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OSType fileType)
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{
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ParamBlockRec pb;
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OSErr err;
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memset(&pb, 0, sizeof(pb));
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pb.fileParam.ioVRefNum = vRefNum;
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pb.fileParam.ioNamePtr = (StringPtr)fileName;
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// create the file
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err = PBCreateSync(&pb);
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if (err != noErr) return err;
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// get previous finder info
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err = PBGetFInfoSync(&pb);
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if (err != noErr) return err;
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// clear directory index
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pb.fileParam.ioFDirIndex = 0;
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// copy finder info words
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pb.fileParam.ioFlFndrInfo.fdType = fileType;
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pb.fileParam.ioFlFndrInfo.fdCreator = creator;
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// save finder info
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return PBSetFInfoSync(&pb);
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}
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pascal OSErr GetWDInfo(short wdRefNum, short *vRefNum, long *dirID,
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long *procID)
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{
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OSErr err;
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WDPBRec pb;
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memset(&pb, 0, sizeof(pb));
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pb.ioVRefNum = wdRefNum;
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err = PBGetWDInfo(&pb, false);
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*vRefNum = pb.ioWDVRefNum;
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*dirID = pb.ioWDDirID;
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*procID = pb.ioWDProcID;
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return err;
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}
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EXTERN_API( OSErr )
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GetFInfo(
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ConstStr255Param fileName,
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short vRefNum,
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FInfo * fndrInfo)
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{
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ParamBlockRec pb;
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OSErr err;
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memset(&pb, 0, sizeof(pb));
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pb.fileParam.ioVRefNum = vRefNum;
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pb.fileParam.ioNamePtr = (StringPtr)fileName;
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err = PBGetFInfoSync(&pb);
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*fndrInfo = pb.fileParam.ioFlFndrInfo;
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return err;
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}
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EXTERN_API( OSErr )
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HDelete(
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short vRefNum,
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long dirID,
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ConstStr255Param fileName)
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{
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HParamBlockRec pb;
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pb.fileParam.ioVRefNum = vRefNum;
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pb.fileParam.ioNamePtr = (StringPtr)fileName;
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pb.fileParam.ioDirID = dirID;
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pb.fileParam.ioFVersNum = 0; // ???
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return PBHDeleteSync(&pb);
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}
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EXTERN_API( OSErr )
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HGetFInfo(
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short vRefNum,
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long dirID,
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ConstStr255Param fileName,
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FInfo * fndrInfo)
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{
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HParamBlockRec pb;
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OSErr err;
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pb.fileParam.ioVRefNum = vRefNum;
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pb.fileParam.ioNamePtr = (StringPtr)fileName;
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pb.fileParam.ioFVersNum = 0; // ???
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pb.fileParam.ioFDirIndex = 0;
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pb.fileParam.ioDirID = dirID;
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err = PBHGetFInfoSync(&pb);
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*fndrInfo = pb.fileParam.ioFlFndrInfo;
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return err;
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}
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EXTERN_API( OSErr )
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HSetFInfo(
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short vRefNum,
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long dirID,
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ConstStr255Param fileName,
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const FInfo * fndrInfo)
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{
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HParamBlockRec pb;
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OSErr err;
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pb.fileParam.ioVRefNum = vRefNum;
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pb.fileParam.ioNamePtr = (StringPtr)fileName;
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pb.fileParam.ioFVersNum = 0; // ???
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pb.fileParam.ioFDirIndex = 0;
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pb.fileParam.ioDirID = dirID;
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pb.fileParam.ioFlFndrInfo = *fndrInfo;
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return PBHSetFInfoSync(&pb);
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}
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pascal OSErr OpenDriver(ConstStr255Param name, short *drvrRefNum)
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{
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ParamBlockRec pb;
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OSErr err;
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memset(&pb, 0, sizeof(pb));
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pb.ioParam.ioNamePtr = (StringPtr)name;
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err = PBOpenSync(&pb);
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*drvrRefNum = pb.ioParam.ioRefNum;
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return err;
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}
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pascal OSErr CloseDriver(short refNum)
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{
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return FSClose(refNum);
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}
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