mirror of https://github.com/ksherlock/mpw.git
354 lines
7.5 KiB
C++
354 lines
7.5 KiB
C++
/*
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* Copyright (c) 2013, Kelvin W Sherlock
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <cerrno>
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#include <cctype>
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#include <ctime>
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#include <algorithm>
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#include <chrono>
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#include <deque>
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#include <string>
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#include <sys/xattr.h>
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#include <sys/stat.h>
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#include <sys/paths.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <strings.h>
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#include <cpu/defs.h>
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#include <cpu/CpuModule.h>
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#include <cpu/fmem.h>
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#include <macos/sysequ.h>
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#include <macos/errors.h>
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#include "os.h"
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#include "os_internal.h"
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#include "toolbox.h"
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#include "stackframe.h"
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#include "fs_spec.h"
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using ToolBox::Log;
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using MacOS::macos_error_from_errno;
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#if __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ < 1050
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#define st_birthtime st_mtime
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#endif
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namespace {
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uint32_t rforksize(const std::string &path)
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{
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ssize_t rv;
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rv = getxattr(path.c_str(), XATTR_RESOURCEFORK_NAME, nullptr, 0, 0, 0);
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if (rv < 0) return 0;
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return rv;
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}
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uint32_t rforksize(int fd)
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{
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ssize_t rv;
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rv = fgetxattr(fd, XATTR_RESOURCEFORK_NAME, nullptr, 0, 0, 0);
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if (rv < 0) return 0;
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return rv;
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}
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}
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namespace OS {
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uint16_t GetFileInfo(uint16_t trap)
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{
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enum { // FileParam
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_qLink = 0,
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_qType = 4,
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_ioTrap = 6,
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_ioCmdAddr = 8,
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_ioCompletion = 12,
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_ioResult = 16,
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_ioNamePtr = 18,
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_ioVRefNum = 22,
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_ioFRefNum = 24,
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_ioFVersNum = 26,
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_filler1 = 27,
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_ioFDirIndex = 28,
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_ioFlAttrib = 30,
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_ioFlVersNum = 31,
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_ioFlFndrInfo = 32,
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_ioFlNum = 48, // ioDirID in other
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_ioFlStBlk = 52,
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_ioFlLgLen = 54,
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_ioFlPyLen = 58,
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_ioFlRStBlk = 62,
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_ioFlRLgLen = 64,
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_ioFlRPyLen = 68,
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_ioFlCrDat = 72,
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_ioFlMdDat = 76,
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_ioDirID = 48,
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};
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uint16_t d0;
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uint32_t parm = cpuGetAReg(0);
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Log("%04x GetFileInfo($%08x)\n", trap, parm);
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//uint32_t ioCompletion = memoryReadLong(parm + _ioCompletion);
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uint32_t ioNamePtr = memoryReadLong(parm + _ioNamePtr);
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//uint16_t ioVRefNum = memoryReadWord(parm + _ioVRefNum);
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//uint8_t ioFVersNum = memoryReadByte(parm + _ioFVersNum);
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int16_t ioFDirIndex = memoryReadWord(parm + _ioFDirIndex);
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if (ioFDirIndex <= 0)
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{
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// based name
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std::string sname;
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if (!ioNamePtr)
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{
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d0 = MacOS::bdNamErr;
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memoryWriteWord(d0, parm + _ioResult);
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return d0;
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}
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sname = ToolBox::ReadPString(ioNamePtr, true);
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// a20c HGetFileInfo uses a the dir id
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if (trap == 0xa20c)
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{
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uint32_t ioDirID = memoryReadLong(parm + _ioDirID);
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sname = FSSpecManager::ExpandPath(sname, ioDirID);
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}
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Log(" GetFileInfo(%s)\n", sname.c_str());
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struct stat st;
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if (::stat(sname.c_str(), &st) < 0)
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{
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d0 = macos_error_from_errno();
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memoryWriteWord(d0, parm + _ioResult);
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return d0;
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}
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Internal::GetFinderInfo(sname, memoryPointer(parm + _ioFlFndrInfo), false);
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// file reference number
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memoryWriteWord(0, parm + _ioFRefNum);
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// file attributes
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memoryWriteByte(0, parm + _ioFlAttrib);
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// version (unused)
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memoryWriteByte(0, parm + _ioFlVersNum);
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// file id
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memoryWriteLong(0, parm + _ioFlNum);
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// file size
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memoryWriteWord(0, parm + _ioFlStBlk);
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memoryWriteLong(st.st_size, parm + _ioFlLgLen);
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memoryWriteLong(st.st_size, parm + _ioFlPyLen);
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// create date.
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memoryWriteLong(UnixToMac(st.st_birthtime), parm + _ioFlCrDat);
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memoryWriteLong(UnixToMac(st.st_mtime), parm + _ioFlMdDat);
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// res fork...
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uint32_t rf = rforksize(sname);
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memoryWriteWord(0, parm + _ioFlRStBlk);
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memoryWriteLong(rf, parm + _ioFlRLgLen);
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memoryWriteLong(rf, parm + _ioFlRPyLen);
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// no error.
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memoryWriteWord(0, parm + _ioResult);
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}
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else
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{
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fprintf(stderr, "GetFileInfo -- ioFDirIndex not yet supported\n");
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exit(1);
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}
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// if iocompletion handler && asyn call....
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return 0;
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}
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uint16_t SetFileInfo(uint16_t trap)
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{
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enum { // FileParam
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_qLink = 0,
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_qType = 4,
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_ioTrap = 6,
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_ioCmdAddr = 8,
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_ioCompletion = 12,
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_ioResult = 16,
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_ioNamePtr = 18,
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_ioVRefNum = 22,
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_ioFRefNum = 24,
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_ioFVersNum = 26,
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_filler1 = 27,
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_ioFDirIndex = 28,
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_ioFlAttrib = 30,
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_ioFlVersNum = 31,
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_ioFlFndrInfo = 32,
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_ioFlNum = 48, // ioDirID in other
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_ioFlStBlk = 52,
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_ioFlLgLen = 54,
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_ioFlPyLen = 58,
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_ioFlRStBlk = 62,
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_ioFlRLgLen = 64,
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_ioFlRPyLen = 68,
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_ioFlCrDat = 72,
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_ioFlMdDat = 76,
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_ioDirID = 48,
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};
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std::string sname;
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uint16_t d0;
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uint32_t parm = cpuGetAReg(0);
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Log("%04x SetFileInfo($%08x)\n", trap, parm);
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//uint32_t ioCompletion = memoryReadLong(parm + _ioCompletion);
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uint32_t ioNamePtr = memoryReadLong(parm + _ioNamePtr);
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//uint16_t ioVRefNum = memoryReadWord(parm + _ioVRefNum);
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//uint8_t ioFVersNum = memoryReadByte(parm + _ioFVersNum);
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//int16_t ioFDirIndex = memoryReadWord(parm + _ioFDirIndex);
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if (!ioNamePtr)
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{
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d0 = MacOS::bdNamErr;
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memoryWriteWord(d0, parm + _ioResult);
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return d0;
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}
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sname = ToolBox::ReadPString(ioNamePtr, true);
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// a20d HSetFileInfo uses a the dir id
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if (trap == 0xa20d)
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{
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uint32_t ioDirID = memoryReadLong(parm + _ioDirID);
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sname = FSSpecManager::ExpandPath(sname, ioDirID);
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}
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Log(" SetFileInfo(%s)\n", sname.c_str());
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// check if the file actually exists
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{
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struct stat st;
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int ok;
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ok = ::stat(sname.c_str(), &st);
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if (ok < 0)
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{
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d0 = macos_error_from_errno();
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memoryWriteWord(d0, parm + _ioResult);
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return d0;
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}
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}
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d0 = Internal::SetFinderInfo(sname, memoryPointer(parm + 32), false);
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if (d0 == 0) d0 = Internal::SetFileDates(sname, memoryReadLong(parm + _ioFlCrDat), memoryReadLong(parm + _ioFlMdDat), 0);
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memoryWriteWord(d0, parm + _ioResult);
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return d0;
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}
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uint16_t HGetFileInfo(uint16_t trap)
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{
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enum { // HFileParam
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_qLink = 0,
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_qType = 4,
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_ioTrap = 6,
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_ioCmdAddr = 8,
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_ioCompletion = 12,
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_ioResult = 16,
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_ioNamePtr = 18,
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_ioVRefNum = 22,
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_ioFRefNum = 24,
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_ioFVersNum = 26,
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_filler1 = 27,
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_ioFDirIndex = 28,
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_ioFlAttrib = 30,
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_ioFlVersNum = 31,
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_ioFlFndrInfo = 32,
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_ioDirID = 48, // ioFLNum in other
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_ioFlStBlk = 52,
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_ioFlLgLen = 54,
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_ioFlPyLen = 58,
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_ioFlRStBlk = 62,
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_ioFlRLgLen = 64,
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_ioFlRPyLen = 68,
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_ioFlCrDat = 72,
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_ioFlMdDat = 76,
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};
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// close enough... for now.
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return GetFileInfo(trap);
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}
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}
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