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RM::HOpenResFile

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This commit is contained in:
Kelvin Sherlock 2014-12-16 13:07:51 -05:00
parent 85e515bdeb
commit bd93788eef
3 changed files with 64 additions and 1 deletions
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59
toolbox/rm.cpp
View File

@ -45,7 +45,7 @@
#include <macos/errors.h>
#include "stackframe.h"
#include "fs_spec.h"
using ToolBox::Log;
using namespace OS::Internal;
@ -494,6 +494,63 @@ namespace RM
return SetResError(error);
}
uint16_t HOpenResFile(uint16_t trap)
{
// FUNCTION HOpenResFile (vRefNum: Integer; dirID: LongInt;
// fileName: Str255; permission: SignedByte): Integer;
ResFileRefNum refNum;
FSRef ref;
OSErr error;
uint32_t sp;
uint16_t vRefNum;
uint32_t dirID;
uint32_t fileName;
uint16_t permission;
sp = StackFrame<12>(vRefNum, dirID, fileName, permission);
std::string sname = ToolBox::ReadPString(fileName, true);
Log("%04x HOpenResFile(%04x, %08x, %s, %04x)\n",
trap, vRefNum, dirID, sname.c_str(), permission);
if (vRefNum) {
fprintf(stderr, "HOpenResFile: vRefNum not supported yet.\n");
exit(1);
}
sname = OS::FSSpecManager::ExpandPath(sname, dirID);
if (sname.empty())
{
error = MacOS::dirNFErr;
ToolReturn<2>(sp, (uint16_t)-1);
return SetResError(error);
}
error = ::FSPathMakeRef( (const UInt8 *)sname.c_str(), &ref, NULL);
if (error != noErr)
{
ToolReturn<2>(sp, (uint16_t)-1);
return SetResError(error);
}
HFSUniStr255 fork = {0,{0}};
::FSGetResourceForkName(&fork);
refNum = -1;
error = ::FSOpenResourceFile(&ref,
fork.length,
fork.unicode,
permission,
&refNum);
ToolReturn<2>(sp, (uint16_t)refNum);
return SetResError(0);
}
uint16_t OpenRFPerm(uint16_t trap)

2
toolbox/rm.h
View File

@ -25,6 +25,7 @@ namespace RM
uint16_t OpenResFile(uint16_t trap);
uint16_t OpenRFPerm(uint16_t trap);
uint16_t HOpenResFile(uint16_t trap);
uint16_t SetResLoad(uint16_t trap);
@ -55,6 +56,7 @@ namespace RM
uint16_t Count1Types(uint16_t trap);
uint16_t Get1IndType(uint16_t trap);
}

4
toolbox/toolbox.cpp
View File

@ -369,6 +369,10 @@ namespace ToolBox {
d0 = RM::Get1IndType(trap);
break;
case 0xa81a:
d0 = RM::HOpenResFile(trap);
break;
case 0xa81c:
d0 = RM::Count1Types(trap);
break;