scyther/src/tac.h

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#ifndef TAC_H
#define TAC_H
#include "symbol.h"
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/*
* TAC instructions
*/
enum tactypes
{
TAC_UNDEF,
TAC_SYM,
TAC_TUPLE,
TAC_ENCRYPT,
TAC_VAR,
TAC_CONST,
TAC_READ,
TAC_SEND,
TAC_CLAIM,
TAC_FUNC,
TAC_STRING,
TAC_ROLE,
TAC_PROTOCOL,
TAC_RUN,
TAC_ROLEREF,
TAC_SECRET,
TAC_INVERSEKEYS,
TAC_UNTRUSTED,
TAC_COMPROMISED,
TAC_USERTYPE
};
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struct tacnode
{
struct tacnode *next;
struct tacnode *prev;
struct tacnode *allnext;
int op;
int lineno;
union
{
Symbol sym;
struct tacnode *tac;
char *str;
} t1;
union
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{
Symbol sym;
struct tacnode *tac;
char *str;
} t2;
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union
{
Symbol sym;
struct tacnode *tac;
char *str;
} t3;
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};
typedef struct tacnode *Tac;
void tacInit (void);
void tacDone (void);
Tac tacCreate (int op);
Tac tacSymb (char *s);
Tac tacJoin (int op, Tac t1, Tac t2, Tac t3);
Tac tacTuple (Tac taclist);
Tac tacCat (Tac t1, Tac t2);
void tacPrint (Tac t);
#endif