mirror of
https://github.com/ksherlock/mpw.git
synced 2024-11-22 15:31:50 +00:00
129 lines
2.6 KiB
C++
129 lines
2.6 KiB
C++
#include "os.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 <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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namespace OS
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{
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uint16_t GetFileInfo(uint16_t trap)
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{
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uint32_t parm = cpuGetAReg(0);
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fprintf(stderr, "%04x GetFileInfo(%08x)\n", trap, parm);
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uint32_t ioCompletion = memoryReadLong(parm + 12);
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uint32_t ioNamePtr = memoryReadLong(parm + 18);
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uint16_t ioVRefNum = memoryReadWord(parm + 22);
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uint8_t ioFVersNum = memoryReadByte(parm + 26);
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int16_t ioFDirIndex = memoryReadWord(parm + 28);
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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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memoryWriteWord(bdNamErr, parm + 16);
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return bdNamErr;
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}
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int l = memoryReadByte(ioNamePtr);
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sname.reserve(l);
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for (unsigned i = 0; i < l; ++i)
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{
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sname.push_back(memoryReadByte(ioNamePtr + 1 + i));
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}
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// todo -- how are absolute, relative, etc paths handled...
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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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memoryWriteWord(bdNamErr, parm + 16);
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return fnfErr;
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}
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// finder info
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{
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uint8_t buffer[32];
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std::memset(buffer, 0, sizeof(buffer));
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::getxattr(sname.c_str(), XATTR_FINDERINFO_NAME, buffer, 32, 0, 0);
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// only 16 bytes copied.
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std::memcpy(memoryPointer(parm + 32), buffer, 16);
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}
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// file reference number
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memoryWriteWord(0, parm + 24);
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// file attributes
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memoryWriteWord(0, parm + 30);
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// version (unused)
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memoryWriteWord(0, parm + 32);
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// file id
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memoryWriteLong(0, parm + 48);
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// file size
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memoryWriteWord(0, parm + 52);
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memoryWriteLong(st.st_size, parm + 54);
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memoryWriteLong(st.st_size, parm + 58);
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// todo -- create date, create time (seconds since 1904, I believe...)
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const long EpochAdjust = 86400 * (365 * (1970 - 1904) + 17); // 17 leap years.
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// create date.
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memoryWriteLong(st.st_birthtime + EpochAdjust, parm + 72);
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memoryWriteLong(st.st_mtime + EpochAdjust, parm + 76);
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// res fork...
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// do this last since it adjusts the name and the stat.
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sname.append(_PATH_RSRCFORKSPEC);
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if (::stat(sname.c_str(), &st) >= 0)
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{
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memoryWriteWord(0, parm + 62);
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memoryWriteLong(st.st_size, parm + 64);
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memoryWriteLong(st.st_size, parm + 68);
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}
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else
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{
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memoryWriteWord(0, parm + 62);
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memoryWriteLong(0, parm + 64);
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memoryWriteLong(0, parm + 68);
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}
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// no error.
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memoryWriteWord(0, parm + 16);
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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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} |