#include "squid.h"
#include "debug/Stream.h"
#include "esi/Esi.h"
#include "esi/Expression.h"
#include <cerrno>
#include <cmath>

Include dependency graph for Expression.cc:

Go to the source code of this file.

Classes
struct	_stackmember

union	_stackmember::Value

Typedefs
typedef struct _stackmember	stackmember

typedef int	evaluate(stackmember stack, int depth, int whereAmI, stackmember *candidate)

Enumerations
enum	evaltype { ESI_EXPR_INVALID , ESI_EXPR_LITERAL , ESI_EXPR_OR , ESI_EXPR_AND , ESI_EXPR_NOT , ESI_EXPR_START , ESI_EXPR_END , ESI_EXPR_EQ , ESI_EXPR_NOTEQ , ESI_EXPR_LESS , ESI_EXPR_LESSEQ , ESI_EXPR_MORE , ESI_EXPR_MOREEQ , ESI_EXPR_EXPR }

enum	literalhint { ESI_LITERAL_STRING , ESI_LITERAL_FLOAT , ESI_LITERAL_INT , ESI_LITERAL_BOOL , ESI_LITERAL_INVALID }

Functions
static void	cleanmember (stackmember *)

static void	stackpop (stackmember s, int depth)

static void	stackpush (stackmember stack, stackmember &item, int depth)

static void	dumpstack (stackmember *stack, int depth)

static int	addmember (stackmember stack, int stackdepth, stackmember *candidate)

static int	membercompare (stackmember a, stackmember b)

static char const *	trim (char const *s)

static stackmember	getsymbol (const char s, char const *endptr)

int	evalnegate (stackmember stack, int depth, int whereAmI, stackmember *candidate)

int	evalliteral (stackmember , int , int, stackmember *)

int	evalexpr (stackmember , int , int, stackmember *)

int	evalor (stackmember stack, int depth, int whereAmI, stackmember *candidate)

int	evaland (stackmember stack, int depth, int whereAmI, stackmember *candidate)

int	evallesseq (stackmember stack, int depth, int whereAmI, stackmember *candidate)

int	evallessthan (stackmember stack, int depth, int whereAmI, stackmember *candidate)

int	evalmoreeq (stackmember stack, int depth, int whereAmI, stackmember *candidate)

int	evalmorethan (stackmember stack, int depth, int whereAmI, stackmember *candidate)

int	evalequals (stackmember stack, int depth, int whereAmI, stackmember *candidate)

int	evalnotequals (stackmember stack, int depth, int whereAmI, stackmember *candidate)

int	evalstartexpr (stackmember stack, int depth, int whereAmI, stackmember *candidate)

int	evalendexpr (stackmember , int , int, stackmember *)

static void	printLiteral (std::ostream &os, const stackmember &s)

static std::ostream &	operator<< (std::ostream &os, const stackmember &s)

Variables
static evaluate	evalnegate

static evaluate	evalliteral

static evaluate	evalor

static evaluate	evaland

static evaluate	evallesseq

static evaluate	evallessthan

static evaluate	evalmoreeq

static evaluate	evalmorethan

static evaluate	evalequals

static evaluate	evalnotequals

static evaluate	evalstartexpr

static evaluate	evalendexpr

static evaluate	evalexpr

Typedef Documentation

◆ evaluate

typedef int evaluate(stackmember *stack, int *depth, int whereAmI, stackmember *candidate)

Definition at line 37 of file Expression.cc.

◆ stackmember

typedef struct _stackmember stackmember

Definition at line 35 of file Expression.cc.

Enumeration Type Documentation

◆ evaltype

enum evaltype

Enumerator
ESI_EXPR_INVALID
ESI_EXPR_LITERAL
ESI_EXPR_OR
ESI_EXPR_AND
ESI_EXPR_NOT
ESI_EXPR_START
ESI_EXPR_END
ESI_EXPR_EQ
ESI_EXPR_NOTEQ
ESI_EXPR_LESS
ESI_EXPR_LESSEQ
ESI_EXPR_MORE
ESI_EXPR_MOREEQ
ESI_EXPR_EXPR

Definition at line 40 of file Expression.cc.

◆ literalhint

enum literalhint

Enumerator
ESI_LITERAL_STRING
ESI_LITERAL_FLOAT
ESI_LITERAL_INT
ESI_LITERAL_BOOL
ESI_LITERAL_INVALID

Definition at line 57 of file Expression.cc.

Function Documentation

◆ addmember()

int addmember	(	stackmember *	stack,
		int *	stackdepth,
		stackmember *	candidate
	)

static

Definition at line 967 of file Expression.cc.

References cleanmember(), DBG_IMPORTANT, debugs, dumpstack(), Esi::Error(), ESI_EXPR_INVALID, ESI_EXPR_LITERAL, ESI_STACK_DEPTH_LIMIT, _stackmember::precedence, stackpush(), and _stackmember::valuetype.

Referenced by evaland(), evalequals(), evallesseq(), evallessthan(), evalmoreeq(), evalmorethan(), evalnotequals(), evalor(), and ESIExpression::Evaluate().

◆ cleanmember()

void cleanmember ( stackmember * s )

static

Definition at line 82 of file Expression.cc.

References ESI_EXPR_LITERAL, ESI_LITERAL_STRING, safe_free, _stackmember::Value::string, _stackmember::value, _stackmember::valuestored, and _stackmember::valuetype.

Referenced by addmember(), evalnegate(), evalstartexpr(), and stackpop().

◆ dumpstack()

void dumpstack	(	stackmember *	stack,
		int	depth
	)

static

Definition at line 956 of file Expression.cc.

References debugs.

Referenced by addmember().

◆ evaland()

int evaland	(	stackmember *	stack,
		int *	depth,
		int	whereAmI,
		stackmember *	candidate
	)

Definition at line 311 of file Expression.cc.

References addmember(), ESI_EXPR_EXPR, ESI_LITERAL_BOOL, _stackmember::eval, evalexpr, _stackmember::Value::integral, _stackmember::precedence, stackpop(), stackpush(), _stackmember::value, _stackmember::valuestored, and _stackmember::valuetype.

◆ evalendexpr()

int evalendexpr	(	stackmember *	,
		int *	,
		int	,
		stackmember *
	)

Definition at line 667 of file Expression.cc.

◆ evalequals()

int evalequals	(	stackmember *	stack,
		int *	depth,
		int	whereAmI,
		stackmember *	candidate
	)

Definition at line 550 of file Expression.cc.

References addmember(), ESI_EXPR_EXPR, ESI_LITERAL_BOOL, _stackmember::eval, evalexpr, _stackmember::Value::integral, membercompare(), _stackmember::precedence, stackpop(), stackpush(), _stackmember::value, _stackmember::valuestored, and _stackmember::valuetype.

◆ evalexpr()

int evalexpr	(	stackmember *	,
		int *	,
		int	,
		stackmember *
	)

Definition at line 256 of file Expression.cc.

References DBG_IMPORTANT, and debugs.

◆ evallesseq()

int evallesseq	(	stackmember *	stack,
		int *	depth,
		int	whereAmI,
		stackmember *	candidate
	)

Definition at line 358 of file Expression.cc.

References addmember(), ESI_EXPR_EXPR, ESI_LITERAL_BOOL, _stackmember::eval, evalexpr, _stackmember::Value::integral, membercompare(), _stackmember::precedence, stackpop(), stackpush(), _stackmember::value, _stackmember::valuestored, and _stackmember::valuetype.

◆ evallessthan()

int evallessthan	(	stackmember *	stack,
		int *	depth,
		int	whereAmI,
		stackmember *	candidate
	)

Definition at line 406 of file Expression.cc.

References addmember(), ESI_EXPR_EXPR, ESI_LITERAL_BOOL, _stackmember::eval, evalexpr, _stackmember::Value::integral, membercompare(), _stackmember::precedence, stackpop(), stackpush(), _stackmember::value, _stackmember::valuestored, and _stackmember::valuetype.

◆ evalliteral()

int evalliteral	(	stackmember *	,
		int *	,
		int	,
		stackmember *
	)

Definition at line 248 of file Expression.cc.

References DBG_IMPORTANT, and debugs.

◆ evalmoreeq()

int evalmoreeq	(	stackmember *	stack,
		int *	depth,
		int	whereAmI,
		stackmember *	candidate
	)

Definition at line 454 of file Expression.cc.

References addmember(), ESI_EXPR_EXPR, ESI_LITERAL_BOOL, _stackmember::eval, evalexpr, _stackmember::Value::integral, membercompare(), _stackmember::precedence, stackpop(), stackpush(), _stackmember::value, _stackmember::valuestored, and _stackmember::valuetype.

◆ evalmorethan()

int evalmorethan	(	stackmember *	stack,
		int *	depth,
		int	whereAmI,
		stackmember *	candidate
	)

Definition at line 502 of file Expression.cc.

References addmember(), ESI_EXPR_EXPR, ESI_LITERAL_BOOL, _stackmember::eval, evalexpr, _stackmember::Value::integral, membercompare(), _stackmember::precedence, stackpop(), stackpush(), _stackmember::value, _stackmember::valuestored, and _stackmember::valuetype.

◆ evalnegate()

int evalnegate	(	stackmember *	stack,
		int *	depth,
		int	whereAmI,
		stackmember *	candidate
	)

Definition at line 217 of file Expression.cc.

References cleanmember(), Esi::Error(), ESI_EXPR_EXPR, ESI_STACK_DEPTH_LIMIT, _stackmember::Value::integral, and _stackmember::value.

◆ evalnotequals()

int evalnotequals	(	stackmember *	stack,
		int *	depth,
		int	whereAmI,
		stackmember *	candidate
	)

Definition at line 598 of file Expression.cc.

References addmember(), ESI_EXPR_EXPR, ESI_LITERAL_BOOL, _stackmember::eval, evalexpr, _stackmember::Value::integral, membercompare(), _stackmember::precedence, stackpop(), stackpush(), _stackmember::value, _stackmember::valuestored, and _stackmember::valuetype.

◆ evalor()

int evalor	(	stackmember *	stack,
		int *	depth,
		int	whereAmI,
		stackmember *	candidate
	)

Definition at line 264 of file Expression.cc.

References addmember(), ESI_EXPR_EXPR, ESI_LITERAL_BOOL, _stackmember::eval, evalliteral, _stackmember::Value::integral, _stackmember::precedence, stackpop(), stackpush(), _stackmember::value, _stackmember::valuestored, and _stackmember::valuetype.

◆ evalstartexpr()

int evalstartexpr	(	stackmember *	stack,
		int *	depth,
		int	whereAmI,
		stackmember *	candidate
	)

Definition at line 645 of file Expression.cc.

References cleanmember(), ESI_EXPR_END, and _stackmember::valuetype.

◆ getsymbol()

stackmember getsymbol	(	const char *	s,
		char const **	endptr
	)

static

Definition at line 683 of file Expression.cc.

References DBG_IMPORTANT, debugs, ESI_EXPR_AND, ESI_EXPR_END, ESI_EXPR_EQ, ESI_EXPR_EXPR, ESI_EXPR_INVALID, ESI_EXPR_LESS, ESI_EXPR_LESSEQ, ESI_EXPR_LITERAL, ESI_EXPR_MORE, ESI_EXPR_MOREEQ, ESI_EXPR_NOT, ESI_EXPR_NOTEQ, ESI_EXPR_OR, ESI_EXPR_START, ESI_LITERAL_BOOL, ESI_LITERAL_FLOAT, ESI_LITERAL_INT, ESI_LITERAL_INVALID, ESI_LITERAL_STRING, _stackmember::eval, evaland, evalendexpr, evalequals, evalexpr, evallesseq, evallessthan, evalliteral, evalmoreeq, evalmorethan, evalnegate, evalnotequals, evalor, evalstartexpr, _stackmember::Value::floating, _stackmember::Value::integral, _stackmember::precedence, _stackmember::Value::string, trim(), _stackmember::value, _stackmember::valuestored, _stackmember::valuetype, xcalloc(), and xstrndup().

Referenced by ESIExpression::Evaluate().

◆ membercompare()

int membercompare	(	stackmember	a,
		stackmember	b
	)

static

Definition at line 138 of file Expression.cc.

References DBG_IMPORTANT, debugs, ESI_EXPR_EXPR, ESI_EXPR_LITERAL, ESI_LITERAL_FLOAT, ESI_LITERAL_INT, ESI_LITERAL_INVALID, ESI_LITERAL_STRING, _stackmember::Value::floating, _stackmember::Value::integral, _stackmember::Value::string, _stackmember::value, _stackmember::valuestored, and _stackmember::valuetype.

Referenced by evalequals(), evallesseq(), evallessthan(), evalmoreeq(), evalmorethan(), and evalnotequals().

◆ operator<<()

static std::ostream & operator<<	(	std::ostream &	os,
		const stackmember &	s
	)

static

Definition at line 890 of file Expression.cc.

References ESI_EXPR_AND, ESI_EXPR_END, ESI_EXPR_EQ, ESI_EXPR_EXPR, ESI_EXPR_INVALID, ESI_EXPR_LESS, ESI_EXPR_LESSEQ, ESI_EXPR_LITERAL, ESI_EXPR_MORE, ESI_EXPR_MOREEQ, ESI_EXPR_NOT, ESI_EXPR_NOTEQ, ESI_EXPR_OR, ESI_EXPR_START, _stackmember::Value::integral, printLiteral(), _stackmember::value, and _stackmember::valuetype.

◆ printLiteral()

static void printLiteral	(	std::ostream &	os,
		const stackmember &	s
	)

static

Definition at line 865 of file Expression.cc.

References ESI_LITERAL_BOOL, ESI_LITERAL_FLOAT, ESI_LITERAL_INT, ESI_LITERAL_INVALID, ESI_LITERAL_STRING, _stackmember::Value::floating, _stackmember::Value::integral, _stackmember::Value::string, _stackmember::value, and _stackmember::valuestored.

Referenced by operator<<().

◆ stackpop()

void stackpop	(	stackmember *	s,
		int *	depth
	)

static

Definition at line 93 of file Expression.cc.

References cleanmember().

Referenced by evaland(), evalequals(), evallesseq(), evallessthan(), evalmoreeq(), evalmorethan(), evalnotequals(), and evalor().

◆ stackpush()

static void stackpush	(	stackmember *	stack,
		stackmember &	item,
		int *	depth
	)

static

Definition at line 102 of file Expression.cc.

References Esi::Error(), and ESI_STACK_DEPTH_LIMIT.

Referenced by addmember(), evaland(), evalequals(), evallesseq(), evallessthan(), evalmoreeq(), evalmorethan(), evalnotequals(), and evalor().

◆ trim()

char const * trim ( char const * s )

static

Definition at line 674 of file Expression.cc.

Referenced by ClpMap< Key, Value, MemoryUsedBy >::add(), getsymbol(), and ClpMap< Key, Value, MemoryUsedBy >::setMemLimit().

Variable Documentation

◆ evaland

evaluate evaland

static

Definition at line 115 of file Expression.cc.

Referenced by getsymbol().

◆ evalendexpr

evaluate evalendexpr

static

Definition at line 123 of file Expression.cc.

Referenced by getsymbol().

◆ evalequals

evaluate evalequals

static

Definition at line 120 of file Expression.cc.

Referenced by getsymbol().

◆ evalexpr

evaluate evalexpr

static

Definition at line 124 of file Expression.cc.

Referenced by evaland(), evalequals(), evallesseq(), evallessthan(), evalmoreeq(), evalmorethan(), evalnotequals(), and getsymbol().

◆ evallesseq

evaluate evallesseq

static

Definition at line 116 of file Expression.cc.

Referenced by getsymbol().

◆ evallessthan

evaluate evallessthan

static

Definition at line 117 of file Expression.cc.

Referenced by getsymbol().

◆ evalliteral

evaluate evalliteral

static

Definition at line 113 of file Expression.cc.

Referenced by evalor(), and getsymbol().

◆ evalmoreeq

evaluate evalmoreeq

static

Definition at line 118 of file Expression.cc.

Referenced by getsymbol().

◆ evalmorethan

evaluate evalmorethan

static

Definition at line 119 of file Expression.cc.

Referenced by getsymbol().

◆ evalnegate

evaluate evalnegate

static

Definition at line 112 of file Expression.cc.

Referenced by getsymbol().

◆ evalnotequals

evaluate evalnotequals

static

Definition at line 121 of file Expression.cc.

Referenced by getsymbol().

◆ evalor

evaluate evalor

static

Definition at line 114 of file Expression.cc.

Referenced by getsymbol().

◆ evalstartexpr

evaluate evalstartexpr

static

Definition at line 122 of file Expression.cc.

Referenced by getsymbol().

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Classes

Typedefs

Enumerations

Functions

Variables

Typedef Documentation

◆ evaluate

◆ stackmember

Enumeration Type Documentation

◆ evaltype

◆ literalhint

Function Documentation

◆ addmember()

◆ cleanmember()

◆ dumpstack()

◆ evaland()

◆ evalendexpr()

◆ evalequals()

◆ evalexpr()

◆ evallesseq()

◆ evallessthan()

◆ evalliteral()

◆ evalmoreeq()

◆ evalmorethan()

◆ evalnegate()

◆ evalnotequals()

◆ evalor()

◆ evalstartexpr()

◆ getsymbol()

◆ membercompare()

◆ operator<<()

◆ printLiteral()

◆ stackpop()

◆ stackpush()

◆ trim()

Variable Documentation

◆ evaland

◆ evalendexpr

◆ evalequals

◆ evalexpr

◆ evallesseq

◆ evallessthan

◆ evalliteral

◆ evalmoreeq

◆ evalmorethan

◆ evalnegate

◆ evalnotequals

◆ evalor

◆ evalstartexpr

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Documentation

Support

Miscellaneous

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