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!pdbtest, extra PDB reading robustness

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This commit is contained in:
Brian Fiete 2020-08-11 09:26:21 -07:00
parent 4afc8eb3dc
commit c12aea02be
3 changed files with 62 additions and 2 deletions
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22
IDEHelper/COFF.cpp
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@ -234,6 +234,7 @@ COFF::COFF(DebugTarget* debugTarget) : DbgModule(debugTarget)
mCvIPIMaxTag = -1;
mMasterCompileUnit = NULL;
mTempBufIdx = 0;
mIs64Bit = false;
mCvPageSize = 0;
mCvPageBits = 31;
@ -4891,6 +4892,9 @@ bool COFF::CvParseDBI(int wantAge)
BP_ZONE("CvParseDBI");
uint8* data = CvReadStream(3);
if (data == NULL)
return false;
uint8* sectionData = data;
defer
(
@ -4935,6 +4939,13 @@ bool COFF::CvParseDBI(int wantAge)
GET_INTO(uint16, machine);
GET_INTO(uint32, reserved); //resvd4
if (machine == 0x8664)
mIs64Bit = true;
else if (machine == 0x014C)
mIs64Bit = false;
else // Unknown machine
return false;
uint8* headerEnd = data;
// Skip to debug header
@ -5023,6 +5034,10 @@ bool COFF::CvParseDBI(int wantAge)
BP_ALLOC_T(DbgCompileUnitContrib);
auto contribEntry = mAlloc.Alloc<DbgCompileUnitContrib>();
contribEntry->mAddress = GetSectionAddr(contrib.mSection, contrib.mOffset) + contribOffset;
if ((contribEntry->mAddress & 0xFFFF0000'00000000) != 0)
continue;
contribEntry->mLength = curSize;
contribEntry->mDbgModule = this;
contribEntry->mCompileUnitId = contrib.mModule;
@ -5560,10 +5575,13 @@ uint8* COFF::HandleSymStreamEntries(CvSymStreamType symStreamType, uint8* data,
#endif
if (mIsFastLink)
return dataEnd; // FOrmat changed
return dataEnd; // Format changed
if (sizeBuckets == 0)
return dataEnd; // No hash
std::multimap<addr_target, int> checkAddrMap;
int bitCount = 0;
for (int blockIdx = 0; blockIdx < 0x81; blockIdx++)
{