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Code Issues Releases Wiki Activity

Isolate property on Symbols

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caheckman 2019-12-13 15:45:14 -05:00
parent cdbee3fe39
commit 7fa8245f90
8 changed files with 155 additions and 23 deletions
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9
Ghidra/Features/Decompiler/src/decompile/cpp/database.hh
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@ -181,7 +181,8 @@ public:
force_bin = 4, ///< Force binary printing of constant symbol
force_char = 5, ///< Force integer to be printed as a character constant
size_typelock = 8, ///< Only the size of the symbol is typelocked
isolate = 16 ///< Symbol should not speculatively merge automatically
isolate = 16, ///< Symbol should not speculatively merge automatically
merge_problems = 32 ///< Set if some SymbolEntrys did not get merged
};
/// \brief Construct given a name and data-type
Symbol(Scope *sc,const string &nm,Datatype *ct)
@ -203,11 +204,17 @@ public:
bool isIndirectStorage(void) const { return ((flags&Varnode::indirectstorage)!=0); } ///< Is storage really a pointer to the true Symbol
bool isHiddenReturn(void) const { return ((flags&Varnode::hiddenretparm)!=0); } ///< Is this a reference to the function return value
bool isNameUndefined(void) const; ///< Does \b this have an undefined name
bool isMultiEntry(void) const { return (wholeCount > 1); } ///< Does \b this have more than one \e entire mapping
bool hasMergeProblems(void) const { return ((dispflags & merge_problems)!=0); } ///< Were some SymbolEntrys not merged
void setMergeProblems(void) { dispflags |= merge_problems; } ///< Mark that some SymbolEntrys could not be merged
bool isIsolated(void) const { return ((dispflags & isolate)!=0); } ///< Return \b true if \b this is isolated from speculative merging
void setIsolated(bool val); ///< Set whether \b this Symbol should be speculatively merged
Scope *getScope(void) const { return scope; } ///< Get the scope owning \b this Symbol
SymbolEntry *getFirstWholeMap(void) const; ///< Get the first entire mapping of the symbol
SymbolEntry *getMapEntry(const Address &addr) const; ///< Get first mapping of the symbol that contains the given Address
int4 numEntries(void) const { return mapentry.size(); } ///< Return the number of SymbolEntrys
SymbolEntry *getMapEntry(int4 i) const { return &(*mapentry[i]); } ///< Return the i-th SymbolEntry for \b this Symbol
int4 getMapEntryPosition(const SymbolEntry *entry) const; ///< Position of given SymbolEntry within \b this multi-entry Symbol
int4 getResolutionDepth(const Scope *useScope) const; ///< Get the number of scope names to print to resolve symbol in given context
void saveXmlHeader(ostream &s) const; ///< Save basic Symbol properties as XML attributes
void restoreXmlHeader(const Element *el); ///< Restore basic Symbol properties from XML