/* This program is free software; you can redistribute it and/or modify it
under the terms of the license (GNU LGPL) which comes with this package. */
-typedef long double FLOAT ;
+#ifndef _SURF_MAXMIN_H
+#define _SURF_MAXMIN_H
-typedef struct lmm_var_element *lmm_var_element_t;
-typedef struct lmm_cnst_element *lmm_cnst_element_t;
+typedef long double xbt_maxmin_float_t;
+#define XBT_MAXMIN_FLOAT_T "%Lg" /* for printing purposes */
+
+typedef struct lmm_variable *lmm_variable_t;
+typedef struct lmm_constraint *lmm_constraint_t;
typedef struct lmm_system *lmm_system_t;
lmm_system_t lmm_system_new(void);
-void lmm_system_free(lmm_system_t system);
+void lmm_system_free(lmm_system_t sys);
+
+lmm_constraint_t lmm_constraint_new(lmm_system_t sys, void *id,
+ xbt_maxmin_float_t bound_value);
+void lmm_constraint_free(lmm_system_t sys, lmm_constraint_t cnst);
+
+lmm_variable_t lmm_variable_new(lmm_system_t sys, void *id,
+ xbt_maxmin_float_t weight_value,
+ xbt_maxmin_float_t bound,
+ int number_of_constraints);
+void lmm_variable_free(lmm_system_t sys, lmm_variable_t var);
+xbt_maxmin_float_t lmm_variable_getvalue(lmm_variable_t var);
+
+
+void lmm_expand(lmm_system_t sys, lmm_constraint_t cnst,
+ lmm_variable_t var, xbt_maxmin_float_t value);
-lmm_cnst_element_t lmm_add_constraint(lmm_system_t system, void *id, FLOAT bound_value);
-lmm_var_element_t lmm_add_variable(lmm_system_t system, void *id, FLOAT weight_value, int number_of_constraints);
-void lmm_extend_cnsts(lmm_system_t system, lmm_cnst_element_t cnsts,
- lmm_var_element_t var, FLOAT value);
+void lmm_update(lmm_system_t sys, lmm_constraint_t cnst,
+ lmm_variable_t var, xbt_maxmin_float_t value);
+void lmm_update_variable_bound(lmm_variable_t var,
+ xbt_maxmin_float_t bound);
+void lmm_update_variable_weight(lmm_variable_t var,
+ xbt_maxmin_float_t weight);
+void lmm_update_constraint_bound(lmm_constraint_t cnst,
+ xbt_maxmin_float_t bound);
-void lmm_del_constraint(lmm_system_t system, lmm_cnst_element_t cnsts);
-void lmm_del_var(lmm_system_t system, lmm_var_element_t var);
+int lmm_constraint_used(lmm_system_t sys, lmm_constraint_t cnst);
-void lmm_solve(lmm_system_t system, void ***p_id_table, int *p_id_table_size);
+void lmm_solve(lmm_system_t sys);
+#endif /* _SURF_MAXMIN_H */
