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quakeforge/libs/ruamoko/rua_set.c
Bill Currie 2b25748cc4 [ruamoko] Correct SetIterator memory handling 
This makes SetIterator more compatible with autorelease.
2021-12-24 06:45:13 +09:00

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/*
rua_set.c
Ruamoko set api
Copyright (C) 2012 Bill Currie
Author: Bill Currie <bill@taniwha.org>
Date: 2012/12/15
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include <stdlib.h>
#include "QF/progs.h"
#include "QF/pr_obj.h"
#include "QF/set.h"
#include "rua_internal.h"
typedef struct {
pr_id_t obj;
pr_int_t set;
} pr_set_t;
typedef struct {
pr_id_t obj;
pr_int_t set;
pr_int_t iter;
} pr_set_iter_t;
typedef struct bi_set_s {
struct bi_set_s *next;
struct bi_set_s **prev;
set_t *set;
} bi_set_t;
typedef struct bi_set_iter_s {
struct bi_set_iter_s *next;
struct bi_set_iter_s **prev;
set_iter_t *iter;
} bi_set_iter_t;
typedef struct {
PR_RESMAP (bi_set_t) set_map;
PR_RESMAP (bi_set_iter_t) set_iter_map;
bi_set_t *sets;
bi_set_iter_t *set_iters;
} set_resources_t;
static bi_set_t *
res_set_new (set_resources_t *res)
{
return PR_RESNEW (res->set_map);
}
static void
res_set_free (set_resources_t *res, bi_set_t *set)
{
PR_RESFREE (res->set_map, set);
}
static void
res_set_reset (set_resources_t *res)
{
PR_RESRESET (res->set_map);
}
static inline bi_set_t *
res_set_get (set_resources_t *res, int index)
{
return PR_RESGET(res->set_map, index);
}
static inline int __attribute__((pure))
res_set_index (set_resources_t *res, bi_set_t *set)
{
return PR_RESINDEX(res->set_map, set);
}
static bi_set_iter_t *
res_set_iter_new (set_resources_t *res)
{
return PR_RESNEW (res->set_iter_map);
}
static void
res_set_iter_free (set_resources_t *res, bi_set_iter_t *set_iter)
{
PR_RESFREE (res->set_iter_map, set_iter);
}
static void
res_set_iter_reset (set_resources_t *res)
{
PR_RESRESET (res->set_iter_map);
}
static inline bi_set_iter_t *
res_set_iter_get (set_resources_t *res, int index)
{
return PR_RESGET(res->set_iter_map, index);
}
static inline int __attribute__((pure))
res_set_iter_index (set_resources_t *res, bi_set_iter_t *set_iter)
{
return PR_RESINDEX(res->set_iter_map, set_iter);
}
static bi_set_t *
get_set (progs_t *pr, const char *name, int index)
{
set_resources_t *res = PR_Resources_Find (pr, "Set");
bi_set_t *set = res_set_get (res, index);
if (!set)
PR_RunError (pr, "invalid set index passed to %s", name + 3);
return set;
}
static bi_set_iter_t *
get_set_iter (progs_t *pr, const char *name, int index)
{
set_resources_t *res = PR_Resources_Find (pr, "Set");
bi_set_iter_t *set = res_set_iter_get (res, index);
if (!set)
PR_RunError (pr, "invalid set iterator index passed to %s", name + 3);
return set;
}
static void
del_set_iter (progs_t *pr, bi_set_iter_t *set_iter)
{
set_resources_t *res = PR_Resources_Find (pr, "Set");
*set_iter->prev = set_iter->next;
if (set_iter->next)
set_iter->next->prev = set_iter->prev;
res_set_iter_free (res, set_iter);
}
static void
bi_set_del_iter (progs_t *pr)
{
bi_set_iter_t *set_iter = get_set_iter (pr, __FUNCTION__, P_INT (pr, 0));
set_del_iter (set_iter->iter);
del_set_iter (pr, set_iter);
}
static void
bi_set_new (progs_t *pr)
{
set_resources_t *res = PR_Resources_Find (pr, "Set");
bi_set_t *set;
set = res_set_new (res);
set->next = res->sets;
set->prev = &res->sets;
if (res->sets)
res->sets->prev = &set->next;
res->sets = set;
set->set = set_new ();
R_INT (pr) = res_set_index (res, set);
}
static void
bi_set_delete (progs_t *pr)
{
set_resources_t *res = PR_Resources_Find (pr, "Set");
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
set_delete (set->set);
*set->prev = set->next;
if (set->next)
set->next->prev = set->prev;
res_set_free (res, set);
}
static void
bi_set_add (progs_t *pr)
{
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
set_add (set->set, P_UINT (pr, 1));
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_remove (progs_t *pr)
{
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
set_remove (set->set, P_UINT (pr, 1));
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_invert (progs_t *pr)
{
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
set_invert (set->set);
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_union (progs_t *pr)
{
bi_set_t *set1 = get_set (pr, __FUNCTION__, P_INT (pr, 0));
bi_set_t *set2 = get_set (pr, __FUNCTION__, P_INT (pr, 1));
set_union (set1->set, set2->set);
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_intersection (progs_t *pr)
{
bi_set_t *set1 = get_set (pr, __FUNCTION__, P_INT (pr, 0));
bi_set_t *set2 = get_set (pr, __FUNCTION__, P_INT (pr, 1));
set_intersection (set1->set, set2->set);
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_difference (progs_t *pr)
{
bi_set_t *set1 = get_set (pr, __FUNCTION__, P_INT (pr, 0));
bi_set_t *set2 = get_set (pr, __FUNCTION__, P_INT (pr, 1));
set_difference (set1->set, set2->set);
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_reverse_difference (progs_t *pr)
{
bi_set_t *set1 = get_set (pr, __FUNCTION__, P_INT (pr, 0));
bi_set_t *set2 = get_set (pr, __FUNCTION__, P_INT (pr, 1));
set_reverse_difference (set1->set, set2->set);
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_assign (progs_t *pr)
{
bi_set_t *set1 = get_set (pr, __FUNCTION__, P_INT (pr, 0));
bi_set_t *set2 = get_set (pr, __FUNCTION__, P_INT (pr, 1));
set_assign (set1->set, set2->set);
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_empty (progs_t *pr)
{
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
set_empty (set->set);
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_everything (progs_t *pr)
{
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
set_everything (set->set);
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_is_empty (progs_t *pr)
{
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
R_INT (pr) = set_is_empty (set->set);
}
static void
bi_set_is_everything (progs_t *pr)
{
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
R_INT (pr) = set_is_everything (set->set);
}
static void
bi_set_is_disjoint (progs_t *pr)
{
bi_set_t *set1 = get_set (pr, __FUNCTION__, P_INT (pr, 0));
bi_set_t *set2 = get_set (pr, __FUNCTION__, P_INT (pr, 1));
R_INT (pr) = set_is_disjoint (set1->set, set2->set);
}
static void
bi_set_is_intersecting (progs_t *pr)
{
bi_set_t *set1 = get_set (pr, __FUNCTION__, P_INT (pr, 0));
bi_set_t *set2 = get_set (pr, __FUNCTION__, P_INT (pr, 1));
R_INT (pr) = set_is_intersecting (set1->set, set2->set);
}
static void
bi_set_is_equivalent (progs_t *pr)
{
bi_set_t *set1 = get_set (pr, __FUNCTION__, P_INT (pr, 0));
bi_set_t *set2 = get_set (pr, __FUNCTION__, P_INT (pr, 1));
R_INT (pr) = set_is_equivalent (set1->set, set2->set);
}
static void
bi_set_is_subset (progs_t *pr)
{
bi_set_t *set1 = get_set (pr, __FUNCTION__, P_INT (pr, 0));
bi_set_t *set2 = get_set (pr, __FUNCTION__, P_INT (pr, 1));
R_INT (pr) = set_is_subset (set1->set, set2->set);
}
static void
bi_set_is_member (progs_t *pr)
{
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
R_INT (pr) = set_is_member (set->set, P_UINT (pr, 1));
}
static void
bi_set_count (progs_t *pr)
{
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
R_INT (pr) = set_count (set->set);
}
static void
bi_set_first (progs_t *pr)
{
set_resources_t *res = PR_Resources_Find (pr, "Set");
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
set_iter_t *iter;
bi_set_iter_t *set_iter;
iter = set_first (set->set);
if (!iter) {
R_INT (pr) = 0;
return;
}
set_iter = res_set_iter_new (res);
set_iter->next = res->set_iters;
set_iter->prev = &res->set_iters;
if (res->set_iters)
res->set_iters->prev = &set_iter->next;
res->set_iters = set_iter;
set_iter->iter = iter;
R_INT (pr) = res_set_iter_index (res, set_iter);
}
static void
bi_set_next (progs_t *pr)
{
bi_set_iter_t *set_iter = get_set_iter (pr, __FUNCTION__, P_INT (pr, 0));
if (!set_next (set_iter->iter)) {
del_set_iter (pr, set_iter);
R_INT (pr) = 0;
return;
}
R_INT (pr) = P_INT (pr, 0);
}
static void
bi_set_as_string (progs_t *pr)
{
bi_set_t *set = get_set (pr, __FUNCTION__, P_INT (pr, 0));
RETURN_STRING (pr, set_as_string (set->set));
}
static void
bi_i_SetIterator__element (progs_t *pr)
{
pr_set_iter_t *iter_obj = &P_STRUCT (pr, pr_set_iter_t, 0);
bi_set_iter_t *set_iter = get_set_iter (pr, __FUNCTION__, iter_obj->iter);
R_INT (pr) = set_iter->iter->element;
}
static void
bi_i_Set__add_ (progs_t *pr)
{
pointer_t set_ptr = P_POINTER (pr, 0);
pr_set_t *set_obj = &G_STRUCT (pr, pr_set_t, set_ptr);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = set_obj->set;
P_INT (pr, 1) = P_INT (pr, 2);
bi_set_add (pr);
R_INT (pr) = set_ptr;
}
static void
bi_i_Set__remove_ (progs_t *pr)
{
pointer_t set_ptr = P_POINTER (pr, 0);
pr_set_t *set_obj = &G_STRUCT (pr, pr_set_t, set_ptr);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = set_obj->set;
P_INT (pr, 1) = P_INT (pr, 2);
bi_set_remove (pr);
R_INT (pr) = set_ptr;
}
static void
bi_i_Set__invert (progs_t *pr)
{
pointer_t set_ptr = P_POINTER (pr, 0);
pr_set_t *set_obj = &G_STRUCT (pr, pr_set_t, set_ptr);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = set_obj->set;
bi_set_invert (pr);
R_INT (pr) = set_ptr;
}
static void
bi_i_Set__union_ (progs_t *pr)
{
pointer_t dst_ptr = P_POINTER (pr, 0);
pr_set_t *dst_obj = &G_STRUCT (pr, pr_set_t, dst_ptr);
pr_set_t *src_obj = &P_STRUCT (pr, pr_set_t, 2);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = dst_obj->set;
P_INT (pr, 1) = src_obj->set;
bi_set_union (pr);
R_INT (pr) = dst_ptr;
}
static void
bi_i_Set__intersection_ (progs_t *pr)
{
pointer_t dst_ptr = P_POINTER (pr, 0);
pr_set_t *dst_obj = &G_STRUCT (pr, pr_set_t, dst_ptr);
pr_set_t *src_obj = &P_STRUCT (pr, pr_set_t, 2);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = dst_obj->set;
P_INT (pr, 1) = src_obj->set;
bi_set_intersection (pr);
R_INT (pr) = dst_ptr;
}
static void
bi_i_Set__difference_ (progs_t *pr)
{
pointer_t dst_ptr = P_POINTER (pr, 0);
pr_set_t *dst_obj = &G_STRUCT (pr, pr_set_t, dst_ptr);
pr_set_t *src_obj = &P_STRUCT (pr, pr_set_t, 2);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = dst_obj->set;
P_INT (pr, 1) = src_obj->set;
bi_set_difference (pr);
R_INT (pr) = dst_ptr;
}
static void
bi_i_Set__reverse_difference_ (progs_t *pr)
{
pointer_t dst_ptr = P_POINTER (pr, 0);
pr_set_t *dst_obj = &G_STRUCT (pr, pr_set_t, dst_ptr);
pr_set_t *src_obj = &P_STRUCT (pr, pr_set_t, 2);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = dst_obj->set;
P_INT (pr, 1) = src_obj->set;
bi_set_reverse_difference (pr);
R_INT (pr) = dst_ptr;
}
static void
bi_i_Set__assign_ (progs_t *pr)
{
pointer_t dst_ptr = P_POINTER (pr, 0);
pr_set_t *dst_obj = &G_STRUCT (pr, pr_set_t, dst_ptr);
pr_set_t *src_obj = &P_STRUCT (pr, pr_set_t, 2);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = dst_obj->set;
P_INT (pr, 1) = src_obj->set;
bi_set_assign (pr);
R_INT (pr) = dst_ptr;
}
static void
bi_i_Set__empty (progs_t *pr)
{
pointer_t set_ptr = P_POINTER (pr, 0);
pr_set_t *set_obj = &G_STRUCT (pr, pr_set_t, set_ptr);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = set_obj->set;
bi_set_empty (pr);
R_INT (pr) = set_ptr;
}
static void
bi_i_Set__everything (progs_t *pr)
{
pointer_t set_ptr = P_POINTER (pr, 0);
pr_set_t *set_obj = &G_STRUCT (pr, pr_set_t, set_ptr);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = set_obj->set;
bi_set_everything (pr);
R_INT (pr) = set_ptr;
}
static void
bi_i_Set__is_empty (progs_t *pr)
{
pr_set_t *set_obj = &P_STRUCT (pr, pr_set_t, 0);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = set_obj->set;
bi_set_is_empty (pr);
}
static void
bi_i_Set__is_everything (progs_t *pr)
{
pr_set_t *set_obj = &P_STRUCT (pr, pr_set_t, 0);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = set_obj->set;
bi_set_is_everything (pr);
}
static void
bi_i_Set__is_disjoint_ (progs_t *pr)
{
pr_set_t *s1_obj = &P_STRUCT (pr, pr_set_t, 0);
pr_set_t *s2_obj = &P_STRUCT (pr, pr_set_t, 2);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = s1_obj->set;
P_INT (pr, 1) = s2_obj->set;
bi_set_is_disjoint (pr);
}
static void
bi_i_Set__is_intersecting_ (progs_t *pr)
{
pr_set_t *s1_obj = &P_STRUCT (pr, pr_set_t, 0);
pr_set_t *s2_obj = &P_STRUCT (pr, pr_set_t, 2);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = s1_obj->set;
P_INT (pr, 1) = s2_obj->set;
bi_set_is_intersecting (pr);
}
static void
bi_i_Set__is_equivalent_ (progs_t *pr)
{
pr_set_t *s1_obj = &P_STRUCT (pr, pr_set_t, 0);
pr_set_t *s2_obj = &P_STRUCT (pr, pr_set_t, 2);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = s1_obj->set;
P_INT (pr, 1) = s2_obj->set;
bi_set_is_equivalent (pr);
}
static void
bi_i_Set__is_subset_ (progs_t *pr)
{
pr_set_t *s1_obj = &P_STRUCT (pr, pr_set_t, 0);
pr_set_t *s2_obj = &P_STRUCT (pr, pr_set_t, 2);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = s1_obj->set;
P_INT (pr, 1) = s2_obj->set;
bi_set_is_subset (pr);
}
static void
bi_i_Set__is_member_ (progs_t *pr)
{
pr_set_t *set_obj = &P_STRUCT (pr, pr_set_t, 0);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = set_obj->set;
P_UINT (pr, 1) = P_UINT (pr, 2);
bi_set_is_member (pr);
}
static void
bi_i_Set__size (progs_t *pr)
{
pr_set_t *set_obj = &P_STRUCT (pr, pr_set_t, 0);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = set_obj->set;
bi_set_count (pr);
}
static void
bi_i_Set__as_string (progs_t *pr)
{
pr_set_t *set_obj = &P_STRUCT (pr, pr_set_t, 0);
PR_RESET_PARAMS (pr);
P_INT (pr, 0) = set_obj->set;
bi_set_as_string (pr);
}
static void
res_set_clear (progs_t *pr, void *data)
{
set_resources_t *res = (set_resources_t *) data;
bi_set_t *set;
bi_set_iter_t *set_iter;
for (set = res->sets; set; set = set->next)
set_delete (set->set);
for (set_iter = res->set_iters; set_iter; set_iter = set_iter->next)
set_del_iter (set_iter->iter);
res->sets = 0;
res->set_iters = 0;
res_set_reset (res);
res_set_iter_reset (res);
}
static builtin_t builtins[] = {
{"set_del_iter", bi_set_del_iter, -1},
{"set_new", bi_set_new, -1},
{"set_delete", bi_set_delete, -1},
{"set_add", bi_set_add, -1},
{"set_remove", bi_set_remove, -1},
{"set_invert", bi_set_invert, -1},
{"set_union", bi_set_union, -1},
{"set_intersection", bi_set_intersection, -1},
{"set_difference", bi_set_difference, -1},
{"set_reverse_difference", bi_set_reverse_difference, -1},
{"set_assign", bi_set_assign, -1},
{"set_empty", bi_set_empty, -1},
{"set_everything", bi_set_everything, -1},
{"set_is_empty", bi_set_is_empty, -1},
{"set_is_everything", bi_set_is_everything, -1},
{"set_is_disjoint", bi_set_is_disjoint, -1},
{"set_is_intersecting", bi_set_is_intersecting, -1},
{"set_is_equivalent", bi_set_is_equivalent, -1},
{"set_is_subset", bi_set_is_subset, -1},
{"set_is_member", bi_set_is_member, -1},
{"set_count", bi_set_count, -1},
{"set_first", bi_set_first, -1},
{"set_next", bi_set_next, -1},
{"set_as_string", bi_set_as_string, -1},
{"_i_SetIterator__element", bi_i_SetIterator__element, -1},
{"_i_Set__add_", bi_i_Set__add_, -1},
{"_i_Set__remove_", bi_i_Set__remove_, -1},
{"_i_Set__invert", bi_i_Set__invert, -1},
{"_i_Set__union_", bi_i_Set__union_, -1},
{"_i_Set__intersection_", bi_i_Set__intersection_, -1},
{"_i_Set__difference_", bi_i_Set__difference_, -1},
{"_i_Set__reverse_difference_", bi_i_Set__reverse_difference_, -1},
{"_i_Set__assign_", bi_i_Set__assign_, -1},
{"_i_Set__empty", bi_i_Set__empty, -1},
{"_i_Set__everything", bi_i_Set__everything, -1},
{"_i_Set__is_empty", bi_i_Set__is_empty, -1},
{"_i_Set__is_everything", bi_i_Set__is_everything, -1},
{"_i_Set__is_disjoint_", bi_i_Set__is_disjoint_, -1},
{"_i_Set__is_intersecting_", bi_i_Set__is_intersecting_, -1},
{"_i_Set__is_equivalent_", bi_i_Set__is_equivalent_, -1},
{"_i_Set__is_subset_", bi_i_Set__is_subset_, -1},
{"_i_Set__is_member_", bi_i_Set__is_member_, -1},
{"_i_Set__size", bi_i_Set__size, -1},
{"_i_Set__as_string", bi_i_Set__as_string, -1},
{0}
};
void
RUA_Set_Init (progs_t *pr, int secure)
{
set_resources_t *res = calloc (1, sizeof (set_resources_t));
res->sets = 0;
PR_Resources_Register (pr, "Set", res, res_set_clear);
PR_RegisterBuiltins (pr, builtins);
}
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