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Configurable memory allocation functions.

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This commit is contained in:
NathanSweet 2013-04-12 09:01:43 +02:00
parent 8c2f817da9
commit d66f211456
2 changed files with 46 additions and 15 deletions
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39
spine-c/include/spine/extension.h
View File

@ -54,8 +54,8 @@
#define SPINE_EXTENSION_H_
/* All allocation uses these. */
#define MALLOC(TYPE,COUNT) ((TYPE*)malloc(sizeof(TYPE) * COUNT))
#define CALLOC(TYPE,COUNT) ((TYPE*)calloc(1, sizeof(TYPE) * COUNT))
#define MALLOC(TYPE,COUNT) ((TYPE*)_malloc(sizeof(TYPE) * COUNT))
#define CALLOC(TYPE,COUNT) ((TYPE*)_calloc(1, sizeof(TYPE) * COUNT))
#define NEW(TYPE) CALLOC(TYPE,1)
/* Gets the direct super class. Type safe. */
@ -74,7 +74,7 @@
#define VTABLE(TYPE,VALUE) ((_##TYPE##Vtable*)((TYPE*)VALUE)->vtable)
/* Frees memory. Can be used on const. */
#define FREE(VALUE) free((void*)VALUE)
#define FREE(VALUE) _free((void*)VALUE)
/* Allocates a new char[], assigns it to TO, and copies FROM to it. Can be used on const. */
#define MALLOC_STR(TO,FROM) strcpy(CONST_CAST(char*, TO) = (char*)malloc(strlen(FROM) + 1), FROM)
@ -106,50 +106,59 @@ char* _Util_readFile (const char* path, int* length);
* Internal API available for extension:
*/
void* _malloc (size_t size);
void* _calloc (size_t num, size_t size);
void _free (void* ptr);
void _setMalloc (void* (*_malloc) (size_t size));
void _setFree (void (*_free) (void* ptr));
char* _readFile (const char* path, int* length);
void _Skeleton_init (Skeleton* self, SkeletonData* data, /**/
/**/
void _Skeleton_init (Skeleton* self, SkeletonData* data, //
void (*dispose) (Skeleton* skeleton));
void _Skeleton_deinit (Skeleton* self);
/**/
void _Attachment_init (Attachment* self, const char* name, AttachmentType type, /**/
void (*dispose) (Attachment* self), /**/
void _Attachment_init (Attachment* self, const char* name, AttachmentType type, //
void (*dispose) (Attachment* self), //
void (*draw) (Attachment* self, struct Slot* slot));
void _Attachment_deinit (Attachment* self);
/**/
void _RegionAttachment_init (RegionAttachment* self, const char* name, /**/
void (*dispose) (Attachment* self), /**/
void _RegionAttachment_init (RegionAttachment* self, const char* name, //
void (*dispose) (Attachment* self), //
void (*draw) (Attachment* self, struct Slot* slot));
void _RegionAttachment_deinit (RegionAttachment* self);
/**/
void _Timeline_init (Timeline* self, /**/
void (*dispose) (Timeline* self), /**/
void _Timeline_init (Timeline* self, //
void (*dispose) (Timeline* self), //
void (*apply) (const Timeline* self, Skeleton* skeleton, float time, float alpha));
void _Timeline_deinit (Timeline* self);
/**/
void _CurveTimeline_init (CurveTimeline* self, int frameCount, /**/
void (*dispose) (Timeline* self), /**/
void _CurveTimeline_init (CurveTimeline* self, int frameCount, //
void (*dispose) (Timeline* self), //
void (*apply) (const Timeline* self, Skeleton* skeleton, float time, float alpha));
void _CurveTimeline_deinit (CurveTimeline* self);
/**/
void _AtlasPage_init (AtlasPage* self, const char* name, /**/
void _AtlasPage_init (AtlasPage* self, const char* name, //
void (*dispose) (AtlasPage* self));
void _AtlasPage_deinit (AtlasPage* self);
/**/
void _AttachmentLoader_init (AttachmentLoader* self, /**/
void (*dispose) (AttachmentLoader* self), /**/
void _AttachmentLoader_init (AttachmentLoader* self, //
void (*dispose) (AttachmentLoader* self), //
Attachment* (*newAttachment) (AttachmentLoader* self, Skin* skin, AttachmentType type, const char* name));
void _AttachmentLoader_deinit (AttachmentLoader* self);
void _AttachmentLoader_setError (AttachmentLoader* self, const char* error1, const char* error2);

22
spine-c/src/spine/extension.c
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@ -30,6 +30,28 @@
namespace spine {
#endif
static void* (*mallocFunc) (size_t size) = malloc;
static void (*freeFunc) (void* ptr) = free;
void* _malloc (size_t size) {
return mallocFunc(size);
}
void* _calloc (size_t num, size_t size) {
void* ptr = mallocFunc(size);
if (ptr) memset(ptr, 0, size);
return ptr;
}
void _free (void* ptr) {
freeFunc(ptr);
}
void _setMalloc (void* (*malloc) (size_t size)) {
mallocFunc = malloc;
}
void _setFree (void (*free) (void* ptr)) {
freeFunc = free;
}
char* _readFile (const char* path, int* length) {
FILE *file = fopen(path, "rb");
if (!file) return 0;