void mallocEscapeFreeCustomAlloc2() {
int *p = malloc(12);
myfoo(p);
free(p);
myalloc2(&p);
free(p); // no warning
}
EXPORT_C int bar()
{
MY_MY amymy(0x1234);
static MY_TYPE mytype(amymy);
myfoo();
return mytype.get();
}
void vallocEscapeFreeUse() {
int *p = valloc(12);
myfoo(p);
free(p);
myfoo(p); // expected-warning{{Use of memory after it is freed}}
}
void mallocFreeUse_params() {
int *p = malloc(12);
free(p);
myfoo(p); //expected-warning{{Use of memory after it is freed}}
}
void mallocEscapeMalloc() {
int *p = malloc(12);
myfoo(p);
p = malloc(12);
} // expected-warning{{Potential leak of memory pointed to by}}
void mallocBindFreeUse() {
int *x = malloc(12);
int *y = x;
free(y);
myfoo(x); // expected-warning{{Use of memory after it is freed}}
}
void mallocEscapeFreeFree() {
int *p = malloc(12);
myfoo(p);
free(p);
free(p); // expected-warning{{Attempt to free released memory}}
}
void mallocEscapeFree() {
int *p = malloc(12);
myfoo(p);
free(p);
}
void mallocEscapeFoo() {
int *p = malloc(12);
myfoo(p);
return; // no warning
}
void paramFree(int *p) {
myfoo(p);
free(p); // no warning
myfoo(p); // expected-warning {{Use of memory after it is freed}}
}
void mallocEscapeMalloc() {
int *p = malloc(12);
myfoo(p);
p = malloc(12);
} // expected-warning{{Memory is never released; potential leak}}
int foo2() {
return myfoo();
}
TInt E32Main()
{
test.Title();
test.Start(_L("Test retrieving 0th ordinal and therefore named symbol export data"));
E32EpocExpSymInfoHdr tmpHdr;
E32EpocExpSymInfoHdr *readHdr;
RLibrary library;
// The values for the header of the dll with a 0th ordinal
tmpHdr.iSize = 0x1a4;
tmpHdr.iFlags = 0x0;
tmpHdr.iSymCount = 0xc;
tmpHdr.iSymbolTblOffset = 0x1c;
tmpHdr.iStringTableSz = 0x134;
tmpHdr.iStringTableOffset = 0x64;
tmpHdr.iDllCount = 0x3;
tmpHdr.iDepDllZeroOrdTableOffset = 0x198;
test(library.Load(_L("t_oedll.dll")) == KErrNone);
test.Next(_L("Attempt to retrieve named symbol data from t_oedll.dll"));
readHdr = (E32EpocExpSymInfoHdr*)library.Lookup(0);
test(readHdr!=NULL);
test.Next(_L("Verify export data of t_oedll.dll at the 0th ordinal is that expected"));
VerifyHdr(tmpHdr, *readHdr);
library.Close();
test.Next(_L("Verify lookup on dll without oe export data returns NULL"));
test(library.Load(_L("t_dll1.dll")) == KErrNone);
readHdr = (E32EpocExpSymInfoHdr*)library.Lookup(0);
test(readHdr == NULL);
library.Close();
// The values for the header of the exe of the current process with a 0th ordinal
tmpHdr.iSize = 0x48;
tmpHdr.iFlags = 0x0;
tmpHdr.iSymCount = 0x2;
tmpHdr.iSymbolTblOffset = 0x1c;
tmpHdr.iStringTableSz = 0x14;
tmpHdr.iStringTableOffset = 0x28;
tmpHdr.iDllCount = 0x3;
tmpHdr.iDepDllZeroOrdTableOffset = 0x3c;
test.Next(_L("Attempt to retrieve named symbol data from current process"));
readHdr = (E32EpocExpSymInfoHdr*)(RProcess::ExeExportData());
test(readHdr!=NULL);
test.Next(_L("Verify export data at th 0th ordinal of this exe is that expected"));
//#define PRINT_ZEROTH
#ifdef PRINT_ZEROTH
test.Printf(_L("iSize=%08x;iFlags=%08x;iSymCount=%08x;iSymbolTblOffset=%08x\n"),readHdr->iSize,readHdr->iFlags,readHdr->iSymCount,readHdr->iSymbolTblOffset);
test.Printf(_L("iStringTableSz=%08x,iStringTableOffset=%08x,iDllCount=%08x,iDepDllZeroOrdTableOffset=%08x\n"), readHdr->iStringTableSz, readHdr->iStringTableOffset,readHdr->iDllCount,readHdr->iDepDllZeroOrdTableOffset);
#endif
VerifyHdr(tmpHdr, *readHdr);
test.Next(_L("Verify static dependency t_oedll1 has been fixed up correctly"));
test(myfoo()==0x1234);
// Get the 0th ordinal data from the dependency t_oedll1 and verify it
readHdr=(E32EpocExpSymInfoHdr *)((TUint32)readHdr+readHdr->iDepDllZeroOrdTableOffset);
TUint32 readHdrEnd = (TUint32)readHdr + 12;
// This stdexe only links one stddll so the only non-NULL entry in iDepDllZeroOrdTable
// should point to 0th ordinal of t_oedll1
while (*(TUint32*)readHdr == NULL && (TUint32)readHdr < readHdrEnd)
{
readHdr=(E32EpocExpSymInfoHdr *)(((TUint32*)readHdr)+1);
}
#ifdef PRINT_ZEROTH
test.Printf(_L("iSize=%08x;iFlags=%08x;iSymCount=%08x;iSymbolTblOffset=%08x\n"),(*(E32EpocExpSymInfoHdr**)readHdr)->iSize,(*(E32EpocExpSymInfoHdr**)readHdr)->iFlags,(*(E32EpocExpSymInfoHdr**)readHdr)->iSymCount,(*(E32EpocExpSymInfoHdr**)readHdr)->iSymbolTblOffset);
test.Printf(_L("iStringTableSz=%08x,iStringTableOffset=%08x,iDllCount=%08x,iDepDllZeroOrdTableOffset=%08x\n"), (*(E32EpocExpSymInfoHdr**)readHdr)->iStringTableSz, (*(E32EpocExpSymInfoHdr**)readHdr)->iStringTableOffset,(*(E32EpocExpSymInfoHdr**)readHdr)->iDllCount,(*(E32EpocExpSymInfoHdr**)readHdr)->iDepDllZeroOrdTableOffset);
#endif
tmpHdr.iSize = 0x1a4;
tmpHdr.iFlags = 0x0;
tmpHdr.iSymCount = 0xc;
tmpHdr.iSymbolTblOffset = 0x1c;
tmpHdr.iStringTableSz = 0x134;
tmpHdr.iStringTableOffset = 0x64;
tmpHdr.iDllCount = 0x3;
tmpHdr.iDepDllZeroOrdTableOffset = 0x198;
VerifyHdr(tmpHdr,**(E32EpocExpSymInfoHdr**)readHdr);
test.End();
return KErrNone;
}
