clang::ast_matchers::libc_func_matchers Namespace Reference

Classes
struct	LibcFunNamePrefixSuffixParser

Functions
static bool	isNullTermPointer (const Expr *Ptr)
static bool	hasUnsafeFormatOrSArg (const CallExpr *Call, const Expr *&UnsafeArg, const unsigned FmtArgIdx, ASTContext &Ctx, bool isKprintf=false)
	AST_MATCHER (FunctionDecl, isPredefinedUnsafeLibcFunc)
	AST_MATCHER (FunctionDecl, isUnsafeVaListPrintfFunc)
	AST_MATCHER (FunctionDecl, isUnsafeSprintfFunc)
	AST_MATCHER (FunctionDecl, isNormalPrintfFunc)
	AST_MATCHER_P (CallExpr, hasUnsafePrintfStringArg, clang::ast_matchers::internal::Matcher< Expr >, UnsafeStringArgMatcher)
	AST_MATCHER (CallExpr, hasUnsafeSnprintfBuffer)

Function Documentation

AST_MATCHER() [1/5]

clang::ast_matchers::libc_func_matchers::AST_MATCHER	(	CallExpr	,
		hasUnsafeSnprintfBuffer
	)

Definition at line 867 of file UnsafeBufferUsage.cpp.

References clang::Type::castAs(), clang::ASTContext::getAsConstantArrayType(), clang::APValue::getInt(), clang::FunctionDecl::getNumParams(), clang::FunctionDecl::getParamDecl(), getPointeeType(), clang::ValueDecl::getType(), clang::Expr::getType(), clang::Expr::IgnoreParenImpCasts(), clang::QualType::isConstQualified(), clang::Type::isPointerType(), Node, and clang::Expr::EvalResult::Val.

AST_MATCHER() [2/5]

clang::ast_matchers::libc_func_matchers::AST_MATCHER	(	FunctionDecl	,
		isNormalPrintfFunc
	)

Definition at line 761 of file UnsafeBufferUsage.cpp.

References clang::ast_matchers::libc_func_matchers::LibcFunNamePrefixSuffixParser::matchName(), and Node.

AST_MATCHER() [3/5]

clang::ast_matchers::libc_func_matchers::AST_MATCHER	(	FunctionDecl	,
		isPredefinedUnsafeLibcFunc
	)

Definition at line 614 of file UnsafeBufferUsage.cpp.

References clang::ast_matchers::libc_func_matchers::LibcFunNamePrefixSuffixParser::matchName(), and Node.

AST_MATCHER() [4/5]

clang::ast_matchers::libc_func_matchers::AST_MATCHER	(	FunctionDecl	,
		isUnsafeSprintfFunc
	)

Definition at line 737 of file UnsafeBufferUsage.cpp.

References clang::ast_matchers::libc_func_matchers::LibcFunNamePrefixSuffixParser::matchName(), and Node.

AST_MATCHER() [5/5]

clang::ast_matchers::libc_func_matchers::AST_MATCHER	(	FunctionDecl	,
		isUnsafeVaListPrintfFunc
	)

Definition at line 721 of file UnsafeBufferUsage.cpp.

References clang::ast_matchers::libc_func_matchers::LibcFunNamePrefixSuffixParser::matchName(), and Node.

AST_MATCHER_P()

clang::ast_matchers::libc_func_matchers::AST_MATCHER_P	(	CallExpr	,
		hasUnsafePrintfStringArg	,
		clang::ast_matchers::internal::Matcher< Expr >	,
		UnsafeStringArgMatcher
	)

Definition at line 785 of file UnsafeBufferUsage.cpp.

References clang::Type::castAs(), clang::QualType::getCanonicalType(), clang::ASTContext::getFILEType(), clang::NamedDecl::getIdentifier(), clang::FunctionDecl::getNumParams(), clang::FunctionDecl::getParamDecl(), getPointeeType(), clang::ValueDecl::getType(), hasUnsafeFormatOrSArg(), clang::QualType::isConstQualified(), clang::Type::isIntegerType(), clang::QualType::isNull(), isNullTermPointer(), clang::Type::isPointerType(), and Node.

hasUnsafeFormatOrSArg()

static bool clang::ast_matchers::libc_func_matchers::hasUnsafeFormatOrSArg ( const CallExpr *  Call, const Expr *&  UnsafeArg, const unsigned  FmtArgIdx, ASTContext &  Ctx, bool  isKprintf = false  )

static

Definition at line 539 of file UnsafeBufferUsage.cpp.

References clang::Call, clang::ASTContext::getLangOpts(), clang::ASTContext::getTargetInfo(), clang::Expr::IgnoreParenImpCasts(), isNullTermPointer(), and clang::analyze_format_string::ParsePrintfString().

Referenced by AST_MATCHER_P().

isNullTermPointer()

static bool clang::ast_matchers::libc_func_matchers::isNullTermPointer ( const Expr *  Ptr )

static

Definition at line 515 of file UnsafeBufferUsage.cpp.

References clang::CXXRecordDecl::getCanonicalDecl(), clang::NamedDecl::getName(), clang::Expr::IgnoreParenImpCasts(), and clang::Decl::isInStdNamespace().

Referenced by AST_MATCHER_P(), and hasUnsafeFormatOrSArg().