8 SATEncoder *satEncoder;
9 /** This is a vector of constraints that must be satisfied. */
10 VectorBoolean *constraints;
12 /** This is a vector of all boolean structs that we have allocated. */
13 VectorBoolean *allBooleans;
15 /** This is a vector of all set structs that we have allocated. */
18 /** This is a vector of all element structs that we have allocated. */
19 VectorElement *allElements;
21 /** This is a vector of all predicate structs that we have allocated. */
22 VectorPredicate *allPredicates;
24 /** This is a vector of all table structs that we have allocated. */
25 VectorTable *allTables;
27 /** This is a vector of all order structs that we have allocated. */
28 VectorOrder *allOrders;
30 /** This is a vector of all function structs that we have allocated. */
31 VectorFunction *allFunctions;
34 /** Create a new solver instance. */
36 CSolver *allocCSolver();
38 /** Delete solver instance. */
40 void deleteSolver(CSolver *This);
42 /** This function creates a set containing the elements passed in the array. */
44 Set *createSet(CSolver *, VarType type, uint64_t *elements, uint num);
46 /** This function creates a set from lowrange to highrange (inclusive). */
48 Set *createRangeSet(CSolver *, VarType type, uint64_t lowrange, uint64_t highrange);
50 /** This function creates a mutable set. */
52 MutableSet *createMutableSet(CSolver *, VarType type);
54 /** This function adds a new item to a set. */
56 void addItem(CSolver *, MutableSet *set, uint64_t element);
58 /** This function adds a new unique item to the set and returns it.
59 This function cannot be used in conjunction with manually adding
62 uint64_t createUniqueItem(CSolver *, MutableSet *set);
64 /** This function creates an element variable over a set. */
66 Element *getElementVar(CSolver *, Set *set);
68 /** This function creates an element constrant. */
69 Element *getElementConst(CSolver *, VarType type, uint64_t value);
71 /** This function creates a boolean variable. */
73 Boolean *getBooleanVar(CSolver *, VarType type);
75 /** This function creates a function operator. */
77 Function *createFunctionOperator(CSolver *solver, ArithOp op, Set **domain, uint numDomain, Set *range,
78 OverFlowBehavior overflowbehavior);
80 /** This function creates a predicate operator. */
82 Predicate *createPredicateOperator(CSolver *solver, CompOp op, Set **domain, uint numDomain);
84 Predicate *createPredicateTable(CSolver *solver, Table *table, UndefinedBehavior behavior);
86 /** This function creates an empty instance table.*/
88 Table *createTable(CSolver *solver, Set **domains, uint numDomain, Set *range);
90 Table *createTableForPredicate(CSolver *solver, Set **domains, uint numDomain);
91 /** This function adds an input output relation to a table. */
93 void addTableEntry(CSolver *solver, Table *table, uint64_t *inputs, uint inputSize, uint64_t result);
95 /** This function converts a completed table into a function. */
97 Function *completeTable(CSolver *, Table *, UndefinedBehavior behavior);
99 /** This function applies a function to the Elements in its input. */
101 Element *applyFunction(CSolver *, Function *function, Element **array, uint numArrays, Boolean *overflowstatus);
103 /** This function applies a predicate to the Elements in its input. */
105 Boolean *applyPredicateTable(CSolver *, Predicate *predicate, Element **inputs, uint numInputs, Boolean *undefinedStatus);
107 Boolean *applyPredicate(CSolver *, Predicate *predicate, Element **inputs, uint numInputs);
109 /** This function applies a logical operation to the Booleans in its input. */
111 Boolean *applyLogicalOperation(CSolver *, LogicOp op, Boolean **array, uint asize);
113 /** This function adds a boolean constraint to the set of constraints
116 void addConstraint(CSolver *, Boolean *constraint);
118 /** This function instantiates an order of type type over the set set. */
119 Order *createOrder(CSolver *, OrderType type, Set *set);
121 /** This function instantiates a boolean on two items in an order. */
122 Boolean *orderConstraint(CSolver *, Order *order, uint64_t first, uint64_t second);
124 /** When everything is done, the client calls this function and then csolver starts to encode*/
125 int startEncoding(CSolver *);
127 /** After getting the solution from the SAT solver, client can get the value of an element via this function*/
128 uint64_t getElementValue(CSolver *, Element *element);
130 /** After getting the solution from the SAT solver, client can get the value of a boolean via this function*/
131 bool getBooleanValue( CSolver *, Boolean *boolean);
133 HappenedBefore getOrderConstraintValue(CSolver *, Order *order, uint64_t first, uint64_t second);