8 SATEncoder *satEncoder;
12 /** This is a vector of constraints that must be satisfied. */
13 HashSetBoolean *constraints;
15 /** This is a vector of all boolean structs that we have allocated. */
16 VectorBoolean *allBooleans;
18 /** This is a vector of all set structs that we have allocated. */
21 /** This is a vector of all element structs that we have allocated. */
22 VectorElement *allElements;
24 /** This is a vector of all predicate structs that we have allocated. */
25 VectorPredicate *allPredicates;
27 /** This is a vector of all table structs that we have allocated. */
28 VectorTable *allTables;
30 /** This is a vector of all order structs that we have allocated. */
31 VectorOrder *allOrders;
33 /** This is a vector of all function structs that we have allocated. */
34 VectorFunction *allFunctions;
37 /** Create a new solver instance. */
39 CSolver *allocCSolver();
41 /** Delete solver instance. */
43 void deleteSolver(CSolver *This);
45 /** This function creates a set containing the elements passed in the array. */
47 Set *createSet(CSolver *, VarType type, uint64_t *elements, uint num);
49 /** This function creates a set from lowrange to highrange (inclusive). */
51 Set *createRangeSet(CSolver *, VarType type, uint64_t lowrange, uint64_t highrange);
53 /** This function creates a mutable set. */
55 MutableSet *createMutableSet(CSolver *, VarType type);
57 /** This function adds a new item to a set. */
59 void addItem(CSolver *, MutableSet *set, uint64_t element);
61 /** This function adds a new unique item to the set and returns it.
62 This function cannot be used in conjunction with manually adding
65 uint64_t createUniqueItem(CSolver *, MutableSet *set);
67 /** This function creates an element variable over a set. */
69 Element *getElementVar(CSolver *, Set *set);
71 /** This function creates an element constrant. */
72 Element *getElementConst(CSolver *, VarType type, uint64_t value);
74 /** This function creates a boolean variable. */
76 Boolean *getBooleanVar(CSolver *, VarType type);
78 /** This function creates a function operator. */
80 Function *createFunctionOperator(CSolver *solver, ArithOp op, Set **domain, uint numDomain, Set *range,
81 OverFlowBehavior overflowbehavior);
83 /** This function creates a predicate operator. */
85 Predicate *createPredicateOperator(CSolver *solver, CompOp op, Set **domain, uint numDomain);
87 Predicate *createPredicateTable(CSolver *solver, Table *table, UndefinedBehavior behavior);
89 /** This function creates an empty instance table.*/
91 Table *createTable(CSolver *solver, Set **domains, uint numDomain, Set *range);
93 Table *createTableForPredicate(CSolver *solver, Set **domains, uint numDomain);
94 /** This function adds an input output relation to a table. */
96 void addTableEntry(CSolver *solver, Table *table, uint64_t *inputs, uint inputSize, uint64_t result);
98 /** This function converts a completed table into a function. */
100 Function *completeTable(CSolver *, Table *, UndefinedBehavior behavior);
102 /** This function applies a function to the Elements in its input. */
104 Element *applyFunction(CSolver *, Function *function, Element **array, uint numArrays, Boolean *overflowstatus);
106 /** This function applies a predicate to the Elements in its input. */
108 Boolean *applyPredicateTable(CSolver *, Predicate *predicate, Element **inputs, uint numInputs, Boolean *undefinedStatus);
110 Boolean *applyPredicate(CSolver *, Predicate *predicate, Element **inputs, uint numInputs);
112 /** This function applies a logical operation to the Booleans in its input. */
114 Boolean *applyLogicalOperation(CSolver *, LogicOp op, Boolean **array, uint asize);
116 /** This function adds a boolean constraint to the set of constraints
119 void addConstraint(CSolver *, Boolean *constraint);
121 /** This function instantiates an order of type type over the set set. */
122 Order *createOrder(CSolver *, OrderType type, Set *set);
124 /** This function instantiates a boolean on two items in an order. */
125 Boolean *orderConstraint(CSolver *, Order *order, uint64_t first, uint64_t second);
127 /** When everything is done, the client calls this function and then csolver starts to encode*/
128 int startEncoding(CSolver *);
130 /** After getting the solution from the SAT solver, client can get the value of an element via this function*/
131 uint64_t getElementValue(CSolver *, Element *element);
133 /** After getting the solution from the SAT solver, client can get the value of a boolean via this function*/
134 bool getBooleanValue( CSolver *, Boolean *boolean);
136 HappenedBefore getOrderConstraintValue(CSolver *, Order *order, uint64_t first, uint64_t second);