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properly handle HCreate

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This commit is contained in:
Kelvin Sherlock 2015-01-07 17:00:57 -05:00
parent b9fcbf2aac
commit 3f4dd56d78
1 changed files with 47 additions and 9 deletions
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56
toolbox/os.cpp
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@ -305,26 +305,64 @@ namespace OS
uint16_t Create(uint16_t trap)
{
enum {
/* FileParam */
_qLink = 0,
_qType = 4,
_ioTrap = 6,
_ioCmdAddr = 8,
_ioCompletion = 12,
_ioResult = 16,
_ioNamePtr = 18,
_ioVRefNum = 22,
_ioFRefNum = 24,
_ioFVersNum = 26,
_filler1 = 27,
_ioFDirIndex = 28,
_ioFlAttrib = 30,
_ioFlVersNum = 31,
_ioFlFndrInfo = 32,
_ioFlNum = 48,
_ioFlStBlk = 52,
_ioFlLgLen = 54,
_ioFlPyLen = 58,
_ioFlRStBlk = 62,
_ioFlRLgLen = 64,
_ioFlRPyLen = 68,
_ioFlCrDat = 72,
_ioFlMdDat = 76,
// HFileParam
_ioDirID = 48,
};
bool htrap = trap & 0x0200;
const char *func = htrap ? "HCreate" : "Create";
uint32_t d0;
uint32_t parm = cpuGetAReg(0);
Log("%04x Create(%08x)\n", trap, parm);
Log("%04x %s(%08x)\n", trap, func, parm);
//uint32_t ioCompletion = memoryReadLong(parm + 12);
uint32_t namePtr = memoryReadLong(parm + 18);
//uint16_t ioVRefNum = memoryReadWord(parm + 22);
//uint8_t ioFVersNum = memoryReadByte(parm + 26);
uint32_t namePtr = memoryReadLong(parm + _ioNamePtr);
std::string sname = ToolBox::ReadPString(namePtr, true);
if (!sname.length())
{
memoryWriteWord(MacOS::bdNamErr, parm + 16);
memoryWriteWord(MacOS::bdNamErr, parm + _ioResult);
return MacOS::bdNamErr;
}
Log(" Create(%s)\n", sname.c_str());
if (htrap)
{
uint32_t ioDirID = memoryReadLong(parm + _ioDirID);
sname = FSSpecManager::ExpandPath(sname, ioDirID);
}
Log(" %s(%s)\n", func, sname.c_str());
int fd;
fd = ::open(sname.c_str(), O_WRONLY | O_CREAT | O_EXCL, 0666);
@ -339,7 +377,7 @@ namespace OS
d0 = 0;
}
memoryWriteWord(d0, parm + 16);
memoryWriteWord(d0, parm + _ioResult);
return d0;
}