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- Fixed: More endian issues in the ACS VM.

This commit is contained in:
Braden Obrzut 2015-06-05 22:22:54 -04:00
parent 7497b329c2
commit 662345adb8
1 changed files with 10 additions and 11 deletions
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21
src/p_acs.cpp
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@ -1959,13 +1959,12 @@ bool FBehavior::Init(int lumpnum, FileReader * fr, int len)
chunk = (DWORD *)FindChunk (MAKE_ID('M','S','T','R'));
if (chunk != NULL)
{
for (DWORD i = 0; i < chunk[1]/4; ++i)
for (DWORD i = 0; i < LittleLong(chunk[1])/4; ++i)
{
// MapVarStore[chunk[i+2]] |= LibraryID;
const char *str = LookupString(MapVarStore[chunk[i+2]]);
const char *str = LookupString(MapVarStore[LittleLong(chunk[i+2])]);
if (str != NULL)
{
MapVarStore[chunk[i+2]] = GlobalACSStrings.AddString(str, NULL, 0);
MapVarStore[LittleLong(chunk[i+2])] = GlobalACSStrings.AddString(str, NULL, 0);
}
}
}
@ -1973,7 +1972,7 @@ bool FBehavior::Init(int lumpnum, FileReader * fr, int len)
chunk = (DWORD *)FindChunk (MAKE_ID('A','S','T','R'));
if (chunk != NULL)
{
for (DWORD i = 0; i < chunk[1]/4; ++i)
for (DWORD i = 0; i < LittleLong(chunk[1])/4; ++i)
{
int arraynum = MapVarStore[LittleLong(chunk[i+2])];
if ((unsigned)arraynum < (unsigned)NumArrays)
@ -2000,13 +1999,13 @@ bool FBehavior::Init(int lumpnum, FileReader * fr, int len)
// First byte is version, it should be 0
if(*chunkData++ == 0)
{
int arraynum = MapVarStore[uallong(*(const int*)(chunkData))];
int arraynum = MapVarStore[uallong(LittleLong(*(const int*)(chunkData)))];
chunkData += 4;
if ((unsigned)arraynum < (unsigned)NumArrays)
{
SDWORD *elems = ArrayStore[arraynum].Elements;
// Ending zeros may be left out.
for (int j = MIN(chunk[1]-5, ArrayStore[arraynum].ArraySize); j > 0; --j, ++elems, ++chunkData)
for (int j = MIN(LittleLong(chunk[1])-5, ArrayStore[arraynum].ArraySize); j > 0; --j, ++elems, ++chunkData)
{
// For ATAG, a value of 0 = Integer, 1 = String, 2 = FunctionPtr
// Our implementation uses the same tags for both String and FunctionPtr
@ -2073,7 +2072,7 @@ bool FBehavior::Init(int lumpnum, FileReader * fr, int len)
ScriptFunction *func = &((ScriptFunction *)Functions)[j];
if (func->Address == 0 && func->ImportNum == 0)
{
int libfunc = lib->FindFunctionName ((char *)(chunk + 2) + chunk[3+j]);
int libfunc = lib->FindFunctionName ((char *)(chunk + 2) + LittleLong(chunk[3+j]));
if (libfunc >= 0)
{
ScriptFunction *realfunc = &((ScriptFunction *)lib->Functions)[libfunc];
@ -2086,14 +2085,14 @@ bool FBehavior::Init(int lumpnum, FileReader * fr, int len)
if (realfunc->ArgCount != func->ArgCount)
{
Printf (TEXTCOLOR_ORANGE "Function %s in %s has %d arguments. %s expects it to have %d.\n",
(char *)(chunk + 2) + chunk[3+j], lib->ModuleName, realfunc->ArgCount,
(char *)(chunk + 2) + LittleLong(chunk[3+j]), lib->ModuleName, realfunc->ArgCount,
ModuleName, func->ArgCount);
Format = ACS_Unknown;
}
// The next two properties do not affect code compatibility, so it is
// okay for them to be different in the imported module than they are
// in this one, as long as we make sure to use the real values.
func->LocalCount = realfunc->LocalCount;
func->LocalCount = LittleLong(realfunc->LocalCount);
func->HasReturnValue = realfunc->HasReturnValue;
}
}
@ -2105,7 +2104,7 @@ bool FBehavior::Init(int lumpnum, FileReader * fr, int len)
if (chunk != NULL)
{
char *parse = (char *)&chunk[2];
for (DWORD j = 0; j < chunk[1]; )
for (DWORD j = 0; j < LittleLong(chunk[1]); )
{
DWORD varNum = LittleLong(*(DWORD *)&parse[j]);
j += 4;