3 /* Copyright (c) 2004 Arnaud Legrand. All rights reserved. */
5 /* This program is free software; you can redistribute it and/or modify it
6 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #ifndef _SURF_MAXMIN_PRIVATE_H
9 #define _SURF_MAXMIN_PRIVATE_H
11 #include "surf/maxmin.h"
13 #include "xbt/mallocator.h"
15 typedef struct lmm_element {
16 /* hookup to constraint */
17 s_xbt_swag_hookup_t element_set_hookup;
18 s_xbt_swag_hookup_t active_element_set_hookup;
20 lmm_constraint_t constraint;
21 lmm_variable_t variable;
23 } s_lmm_element_t, *lmm_element_t;
24 #define make_elem_active(elem) xbt_swag_insert_at_head(elem,&(elem->constraint->active_element_set))
25 #define make_elem_inactive(elem) xbt_swag_remove(elem,&(elem->constraint->active_element_set))
27 typedef struct lmm_constraint {
28 /* hookup to system */
29 s_xbt_swag_hookup_t constraint_set_hookup;
30 s_xbt_swag_hookup_t active_constraint_set_hookup;
31 s_xbt_swag_hookup_t saturated_constraint_set_hookup;
33 s_xbt_swag_t element_set; /* a list of lmm_mat_element_t */
34 s_xbt_swag_t active_element_set; /* a list of lmm_mat_element_t */
42 typedef struct lmm_variable {
43 /* hookup to system */
44 s_xbt_swag_hookup_t variable_set_hookup;
45 s_xbt_swag_hookup_t saturated_variable_set_hookup;
47 s_lmm_element_t *cnsts;
56 typedef struct lmm_system {
58 s_xbt_swag_t variable_set; /* a list of lmm_variable_t */
59 s_xbt_swag_t constraint_set; /* a list of lmm_constraint_t */
61 s_xbt_swag_t active_constraint_set; /* a list of lmm_constraint_t */
63 s_xbt_swag_t saturated_variable_set; /* a list of lmm_variable_t */
64 s_xbt_swag_t saturated_constraint_set; /* a list of lmm_constraint_t_t */
66 xbt_mallocator_t variable_mallocator;
69 #define extract_variable(sys) xbt_swag_remove(xbt_swag_getFirst(&(sys->variable_set)),&(sys->variable_set))
70 #define extract_constraint(sys) xbt_swag_remove(xbt_swag_getFirst(&(sys->constraint_set)),&(sys->constraint_set))
71 #define insert_constraint(sys,cnst) xbt_swag_insert(cnst,&(sys->constraint_set))
72 #define remove_variable(sys,var) do {xbt_swag_remove(var,&(sys->variable_set));\
73 xbt_swag_remove(var,&(sys->saturated_variable_set));} while(0)
74 #define remove_constraint(sys,cnst) do {xbt_swag_remove(cnst,&(sys->constraint_set));\
75 xbt_swag_remove(cnst,&(sys->saturated_constraint_set));} while(0)
76 #define remove_active_constraint(sys,cnst) xbt_swag_remove(cnst,&(sys->active_constraint_set))
77 #define make_constraint_active(sys,cnst) xbt_swag_insert(cnst,&(sys->active_constraint_set))
78 #define make_constraint_inactive(sys,cnst) remove_active_constraint(sys,cnst)
80 static void lmm_var_free(lmm_system_t sys, lmm_variable_t var);
81 static void lmm_cnst_free(lmm_system_t sys, lmm_constraint_t cnst);
83 #endif /* _SURF_MAXMIN_PRIVATE_H */