19 #ifndef LLVM_CLANG_ANALYSIS_ANALYSES_FORMATSTRING_H
20 #define LLVM_CLANG_ANALYSIS_ANALYSES_FORMATSTRING_H
30 namespace analyze_format_string {
37 : representation(Representation), flag(
false) {}
39 void set() { flag =
true; }
44 this->position = position;
50 const char *
toString()
const {
return representation; }
53 explicit operator bool()
const {
return flag; }
59 const char *representation;
88 : Position(nullptr), kind(
None) {}
90 : Position(pos), kind(k) {}
117 const char *Position;
250 : K(k), Name(n), Ptr(
false) {}
260 assert(A.K >=
InvalidTy &&
"ArgType cannot be pointer to invalid/unknown");
279 const char *amountStart,
280 unsigned amountLength,
282 : start(amountStart), length(amountLength), hs(howSpecified), amt(amount),
283 UsesPositionalArg(usesPositionalArg), UsesDotPrefix(0) {}
287 UsesPositionalArg(0), UsesDotPrefix(0) {}
310 return start - UsesDotPrefix;
315 return length + UsesDotPrefix;
320 void toString(raw_ostream &os)
const;
336 bool UsesPositionalArg : 1;
407 namespace analyze_printf {
433 OptionalFlag HasThousandsGrouping;
434 OptionalFlag IsLeftJustified;
435 OptionalFlag HasPlusPrefix;
436 OptionalFlag HasSpacePrefix;
437 OptionalFlag HasAlternativeForm;
438 OptionalFlag HasLeadingZeroes;
439 OptionalFlag HasObjCTechnicalTerm;
440 OptionalAmount Precision;
444 HasThousandsGrouping(
"'"), IsLeftJustified(
"-"), HasPlusPrefix(
"+"),
445 HasSpacePrefix(
" "), HasAlternativeForm(
"#"), HasLeadingZeroes(
"0"),
446 HasObjCTechnicalTerm(
"tt") {}
455 HasThousandsGrouping.setPosition(position);
458 IsLeftJustified.setPosition(position);
461 HasPlusPrefix.setPosition(position);
464 HasSpacePrefix.setPosition(position);
467 HasAlternativeForm.setPosition(position);
470 HasLeadingZeroes.setPosition(position);
473 HasObjCTechnicalTerm.setPosition(position);
480 return cast<PrintfConversionSpecifier>(
CS);
485 Precision.setUsesDotPrefix();
504 return HasThousandsGrouping;
520 void toString(raw_ostream &os)
const;
538 namespace analyze_scanf {
560 OptionalFlag SuppressAssignment;
564 SuppressAssignment(
"*") {}
567 SuppressAssignment.setPosition(position);
571 return SuppressAssignment;
579 return cast<ScanfConversionSpecifier>(
CS);
591 void toString(raw_ostream &os)
const;
601 namespace analyze_format_string {
620 unsigned specifierLen) {}
623 unsigned flagsLen) {}
629 const char *flagsEnd,
630 const char *conversionPosition) {}
635 const char *startSpecifier,
636 unsigned specifierLen) {
641 const char *startSpecifier,
642 unsigned specifierLen) {
650 const char *startSpecifier,
651 unsigned specifierLen) {
656 const char *startSpecifier,
657 unsigned specifierLen) {
666 const TargetInfo &Target,
bool isFreeBSDKPrintf);
const OptionalFlag & hasSpacePrefix() const
A (possibly-)qualified type.
const OptionalFlag & getSuppressAssignment() const
const ScanfConversionSpecifier & getConversionSpecifier() const
bool hasValidThousandsGroupingPrefix() const
const OptionalFlag & hasLeadingZeros() const
bool usesPositionalArg() const
void setHasLeadingZeros(const char *position)
bool consumesDataArgument() const
ArgType getArgType(ASTContext &Ctx, bool IsObjCLiteral) const
Returns the builtin type that a data argument paired with this format specifier should have...
static ScanfSpecifier Parse(const char *beg, const char *end)
PrintfConversionSpecifier(const char *pos, Kind k)
static bool classof(const analyze_format_string::ConversionSpecifier *CS)
void setPrecision(const OptionalAmount &Amt)
Holds long-lived AST nodes (such as types and decls) that can be referred to throughout the semantic ...
void setHasSpacePrefix(const char *position)
Keeps track of the various options that can be enabled, which controls the dialect of C or C++ that i...
void setConversionSpecifier(const PrintfConversionSpecifier &cs)
bool hasValidPlusPrefix() const
void setIsLeftJustified(const char *position)
void setUsesPositionalArg()
bool fixType(QualType QT, QualType RawQT, const LangOptions &LangOpt, ASTContext &Ctx)
ScanfConversionSpecifier(const char *pos, Kind k)
Exposes information about the current target.
bool hasValidAlternativeForm() const
const OptionalFlag & hasObjCTechnicalTerm() const
bool hasValidFieldWidth() const
bool fixType(QualType QT, const LangOptions &LangOpt, ASTContext &Ctx, bool IsObjCLiteral)
Changes the specifier and length according to a QualType, retaining any flags or options.
const PrintfConversionSpecifier & getConversionSpecifier() const
const OptionalFlag & hasPlusPrefix() const
void setHasThousandsGrouping(const char *position)
bool hasValidPrecision() const
void setConversionSpecifier(const ScanfConversionSpecifier &cs)
bool hasValidLeadingZeros() const
void setSuppressAssignment(const char *position)
PrintfConversionSpecifier()
const OptionalFlag & hasThousandsGrouping() const
bool consumesDataArgument() const
ArgType getArgType(ASTContext &Ctx) const
void setHasObjCTechnicalTerm(const char *position)
static PrintfSpecifier Parse(const char *beg, const char *end)
bool hasValidSpacePrefix() const
const OptionalAmount & getPrecision() const
const OptionalFlag & hasAlternativeForm() const
void setHasPlusPrefix(const char *position)
bool hasValidLeftJustified() const
void toString(raw_ostream &os) const
void toString(raw_ostream &os) const
const OptionalFlag & isLeftJustified() const
ScanfConversionSpecifier()
static bool classof(const analyze_format_string::ConversionSpecifier *CS)
void setHasAlternativeForm(const char *position)