pike.git
/
src
/
mapping.h
version
»
Context lines:
10
20
40
80
file
none
3
pike.git/src/mapping.h:1:
/* || This file is part of Pike. For copyright information see COPYRIGHT. || Pike is distributed under GPL, LGPL and MPL. See the file COPYING || for more information.
-
|| $Id$
+
*/ #ifndef MAPPING_H #define MAPPING_H #include "svalue.h" #include "dmalloc.h"
-
#include "block_alloc_h.h"
+
/* Compatible with PIKE_WEAK_INDICES and PIKE_WEAK_VALUES. */ #define MAPPING_WEAK_INDICES 2 #define MAPPING_WEAK_VALUES 4 #define MAPPING_WEAK 6 #define MAPPING_FLAG_WEAK 6 /* Compat. */ struct keypair { struct keypair *next; unsigned INT32 hval; struct svalue ind, val; }; struct mapping_data {
-
PIKE_MEMORY_OBJECT_MEMBERS
;
+
INT32 refs
;
INT32 valrefs; /* lock values too */ INT32 hardlinks; INT32 size, hashsize; INT32 num_keypairs; TYPE_FIELD ind_types, val_types; INT16 flags; struct keypair *free_list; struct keypair *hash[1 /* hashsize */ ]; /* struct keypair data_block[ hashsize * AVG_LINK_LENGTH ] */ }; #undef MAPPING_SIZE_DEBUG /* This debug doesn't work with weak mappings in the gc. */ struct mapping {
-
PIKE_MEMORY_OBJECT_MEMBERS
;
+
INT32 refs
;
#ifdef MAPPING_SIZE_DEBUG INT32 debug_size; #endif struct mapping_data *data; struct mapping *next, *prev; }; extern struct mapping *first_mapping; extern struct mapping *gc_internal_mapping; #define map_delete(m,key) map_delete_no_free(m, key, 0) #define m_sizeof(m) ((m)->data->size) #define m_ind_types(m) ((m)->data->ind_types) #define m_val_types(m) ((m)->data->val_types) #define mapping_get_flags(m) ((m)->data->flags) #define mapping_data_is_shared(m) ((m)->data->refs > 1) #define MD_KEYPAIRS(MD, HSIZE) \ ( (struct keypair *) \
-
DO_ALIGN( PTR_TO_INT(
((struct
mapping_data
*)(MD))->
hash + HSIZE), \
+
DO_ALIGN( PTR_TO_INT(
MD) + OFFSETOF
(mapping_data
,
hash
) + HSIZE
* sizeof(struct keypair *
),
\
ALIGNOF(struct keypair)) )
-
+
+
#ifndef PIKE_MAPPING_KEYPAIR_LOOP #define NEW_MAPPING_LOOP(md) \ for((e=0) DO_IF_DMALLOC( ?0:(debug_malloc_touch(md)) ) ;e<(md)->hashsize;e++) for(k=(md)->hash[e];k;k=k->next) /* WARNING: this should not be used */ #define MAPPING_LOOP(m) \ for((e=0) DO_IF_DMALLOC( ?0:(debug_malloc_touch(m),debug_malloc_touch((m)->data))) ;e<(m)->data->hashsize;e++) for(k=(m)->data->hash[e];k;k=k->next) #else /* PIKE_MAPPING_KEYPAIR_LOOP */ #define NEW_MAPPING_LOOP(md) \ for(((k = MD_KEYPAIRS(md, (md)->hashsize)), e=0) DO_IF_DMALLOC( ?0:(debug_malloc_touch(md)) ) ; e<(md)->size; e++,k++) /* WARNING: this should not be used */ #define MAPPING_LOOP(m) \ for(((k = MD_KEYPAIRS((m)->data, (m)->data->hashsize)), e=0) DO_IF_DMALLOC( ?0:(debug_malloc_touch(m),debug_malloc_touch((m)->data)) ) ; e<(m)->data->size; e++,k++) #endif /* PIKE_MAPPING_KEYPAIR_LOOP */
-
void really_free_mapping(struct mapping *md);
+
PMOD_EXPORT
void really_free_mapping(struct mapping *md);
#define inl_free_mapping(M) do{ \ struct mapping *m_=(M); \ debug_malloc_touch(m_); \ DO_IF_DEBUG ( \ DO_IF_PIKE_CLEANUP ( \ if (gc_external_refs_zapped) \ gc_check_zapped (m_, PIKE_T_MAPPING, __FILE__, __LINE__))); \ if(!sub_ref(m_)) \ really_free_mapping(m_); \
pike.git/src/mapping.h:127:
* @see mapping */ #define free_mapping_data(M) do{ \ struct mapping_data *md_=(M); \ debug_malloc_touch(md_); \ if(!sub_ref(md_)) really_free_mapping_data(md_); \ /* FIXME: What about valrefs & hardlinks? */ \ }while(0) /* Prototypes begin here */
-
BLOCK
_
ALLOC
_
FILL_PAGES
(mapping,
2
);
+
void really
_
free
_
mapping(struct mapping * m);
+
void count
_
memory_in_mappings
(
size_t * num
,
size_t * size
);
-
+
void mapping_free_keypair(struct mapping_data *md, struct keypair *k);
PMOD_EXPORT struct mapping *debug_allocate_mapping(int size); /** Function that actually frees the mapping data, called by the wrapper * macro free_mapping_data. * * @param M The mapping structure data member of the mapping whose data is to be removed * @see free_mapping * @see really_free_mapping_data * @see mapping_data
pike.git/src/mapping.h:366:
struct mapping *p); PMOD_EXPORT void mapping_search_no_free(struct svalue *to, struct mapping *m, const struct svalue *look_for, const struct svalue *key ); PMOD_EXPORT INT32 mapping_generation(struct mapping *m); #ifdef PIKE_DEBUG void check_mapping(const struct mapping *m); void check_all_mappings(void); #endif
-
PMOD_EXPORT void visit_mapping (struct mapping *m, int action);
+
PMOD_EXPORT void visit_mapping (struct mapping *m, int action
, void *extra
);
void gc_mark_mapping_as_referenced(struct mapping *m); void real_gc_cycle_check_mapping(struct mapping *m, int weak); unsigned gc_touch_all_mappings(void); void gc_check_all_mappings(void); void gc_mark_all_mappings(void); void gc_cycle_check_all_mappings(void); void gc_zap_ext_weak_refs_in_mappings(void); size_t gc_free_all_unreferenced_mappings(void); void simple_describe_mapping(struct mapping *m); void debug_dump_mapping(struct mapping *m); int mapping_is_constant(struct mapping *m, struct processing *p);
-
+
void free_all_mapping_blocks(void);
+
+
void o_append_mapping( INT32 args );
/* Prototypes end here */ #define allocate_mapping(X) dmalloc_touch(struct mapping *,debug_allocate_mapping(X))
-
#define visit_mapping_ref(M, REF_TYPE)
\
+
#define visit_mapping_ref(M, REF_TYPE
, EXTRA
) \
visit_ref (pass_mapping (M), (REF_TYPE), \
-
(visit_thing_fn *) &visit_mapping,
NULL
)
+
(visit_thing_fn *) &visit_mapping,
(EXTRA
)
)
#define gc_cycle_check_mapping(X, WEAK) \ gc_cycle_enqueue((gc_cycle_check_cb *) real_gc_cycle_check_mapping, (X), (WEAK)) #endif /* MAPPING_H */