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Support for string literals with embedded zeroes

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This commit is contained in:
Brian Fiete 2020-05-17 06:11:54 -07:00
parent d11c79e43e
commit dc7ebf12c5
3 changed files with 20 additions and 5 deletions
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1
IDEHelper/DbgExprEvaluator.cpp
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@ -789,6 +789,7 @@ DbgTypedValue DbgExprEvaluator::GetString(const StringImpl& str)
dbgValue.mType = charPtrType; dbgValue.mType = charPtrType;
dbgValue.mLocalPtr = resultPtr->c_str(); dbgValue.mLocalPtr = resultPtr->c_str();
dbgValue.mIsLiteral = true; dbgValue.mIsLiteral = true;
dbgValue.mDataLen = resultPtr->mLength;
} }
return dbgValue; return dbgValue;

4
IDEHelper/DbgExprEvaluator.h
View file

@ -51,7 +51,11 @@ public:
bool mIsLiteral; bool mIsLiteral;
bool mHasNoValue; bool mHasNoValue;
bool mIsReadOnly; bool mIsReadOnly;
union
{
int mRegNum; int mRegNum;
int mDataLen;
};
addr_target mSrcAddress; addr_target mSrcAddress;
public: public:

18
IDEHelper/WinDebugger.cpp
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@ -6284,7 +6284,7 @@ String WinDebugger::ReadString(DbgTypeCode charType, intptr addr, bool isLocalAd
case 1: case 1:
{ {
char c = GET_FROM(bufPtr, char); char c = GET_FROM(bufPtr, char);
if (c != 0) if ((c != 0) || (formatInfo.mOverrideCount != -1))
{ {
if ((uint8)c >= 0x80) if ((uint8)c >= 0x80)
hasHighAscii = true; hasHighAscii = true;
@ -6297,7 +6297,7 @@ String WinDebugger::ReadString(DbgTypeCode charType, intptr addr, bool isLocalAd
case 2: case 2:
{ {
uint16 c16 = GET_FROM(bufPtr, uint16); uint16 c16 = GET_FROM(bufPtr, uint16);
if (c16 != 0) if ((c16 != 0) || (formatInfo.mOverrideCount != -1))
{ {
char str[8]; char str[8];
u8_toutf8(str, 8, c16); u8_toutf8(str, 8, c16);
@ -6310,7 +6310,7 @@ String WinDebugger::ReadString(DbgTypeCode charType, intptr addr, bool isLocalAd
case 4: case 4:
{ {
uint32 c32 = GET_FROM(bufPtr, uint32); uint32 c32 = GET_FROM(bufPtr, uint32);
if (c32 != 0) if ((c32 != 0) || (formatInfo.mOverrideCount != -1))
{ {
char str[8]; char str[8];
u8_toutf8(str, 8, c32); u8_toutf8(str, 8, c32);
@ -7002,7 +7002,17 @@ String WinDebugger::DbgTypedValueToString(const DbgTypedValue& origTypedValue, c
if ((!typedValue.mIsLiteral) && (!formatInfo.mHidePointers)) if ((!typedValue.mIsLiteral) && (!formatInfo.mHidePointers))
retVal = EncodeDataPtr(ptrVal, true); retVal = EncodeDataPtr(ptrVal, true);
String strResult = ReadString(unmodInnerType->mTypeCode, typedValue.mLocalIntPtr, typedValue.mIsLiteral, typedValue.mIsLiteral ? strlen(typedValue.mCharPtr) : -1, formatInfo); int strLen = -1;
if (typedValue.mIsLiteral)
{
if (typedValue.mDataLen > 0)
strLen = typedValue.mDataLen;
else
strLen = strlen(typedValue.mCharPtr);
}
SetAndRestoreValue<intptr> prevOverrideLen(formatInfo.mOverrideCount, strLen);
String strResult = ReadString(unmodInnerType->mTypeCode, typedValue.mLocalIntPtr, typedValue.mIsLiteral, strLen, formatInfo);
if (formatInfo.mRawString) if (formatInfo.mRawString)
return strResult; return strResult;
if (!strResult.IsEmpty()) if (!strResult.IsEmpty())