#ifdef KERNEL_PRIVATE
#ifndef _KERN_KALLOC_H_
#define _KERN_KALLOC_H_
#include <mach/machine/vm_types.h>
#include <mach/boolean.h>
#include <sys/cdefs.h>
#include <mach/vm_types.h>
__BEGIN_DECLS
#if XNU_KERNEL_PRIVATE
extern void *
kalloc_canblock(
vm_size_t * size,
boolean_t canblock,
vm_allocation_site_t * site);
extern vm_size_t
kalloc_size(
void * addr);
extern vm_size_t
kfree_addr(
void * addr);
extern vm_size_t
kalloc_bucket_size(
vm_size_t size);
#define kalloc(size) \
({ VM_ALLOC_SITE_STATIC(0, 0); \
vm_size_t tsize = (size); \
kalloc_canblock(&tsize, TRUE, &site); })
#define kalloc_tag(size, itag) \
({ VM_ALLOC_SITE_STATIC(0, (itag)); \
vm_size_t tsize = (size); \
kalloc_canblock(&tsize, TRUE, &site); })
#define kalloc_tag_bt(size, itag) \
({ VM_ALLOC_SITE_STATIC(VM_TAG_BT, (itag)); \
vm_size_t tsize = (size); \
kalloc_canblock(&tsize, TRUE, &site); })
#define kalloc_noblock(size) \
({ VM_ALLOC_SITE_STATIC(0, 0); \
vm_size_t tsize = (size); \
kalloc_canblock(&tsize, FALSE, &site); })
#define kalloc_noblock_tag(size, itag) \
({ VM_ALLOC_SITE_STATIC(0, (itag)); \
vm_size_t tsize = (size); \
kalloc_canblock(&tsize, FALSE, &site); })
#define kalloc_noblock_tag_bt(size, itag) \
({ VM_ALLOC_SITE_STATIC(VM_TAG_BT, (itag)); \
vm_size_t tsize = (size); \
kalloc_canblock(&tsize, FALSE, &site); })
#define kallocp(size) \
({ VM_ALLOC_SITE_STATIC(0, 0); \
kalloc_canblock((size), TRUE, &site); })
#define kallocp_tag(size, itag) \
({ VM_ALLOC_SITE_STATIC(0, (itag)); \
kalloc_canblock((size), TRUE, &site); })
#define kallocp_tag_bt(size, itag) \
({ VM_ALLOC_SITE_STATIC(VM_TAG_BT, (itag)); \
kalloc_canblock((size), TRUE, &site); })
#define kallocp_noblock(size) \
({ VM_ALLOC_SITE_STATIC(0, 0); \
kalloc_canblock((size), FALSE, &site); })
#define kallocp_noblock_tag_bt(size, itag) \
({ VM_ALLOC_SITE_STATIC(VM_TAG_BT, (itag)); \
kalloc_canblock((size), FALSE, &site); })
extern void kfree(void *data,
vm_size_t size);
#define kfree(data, size) \
_Pragma("clang diagnostic push") \
_Pragma("clang diagnostic ignored \"-Wshadow\"") \
do { \
_Static_assert(sizeof (data) == sizeof (void *) || sizeof (data) == sizeof (mach_vm_address_t), "data is not a pointer"); \
void *__tmp_addr = (void *) data; \
vm_size_t __tmp_size = size; \
data = (__typeof__(data)) NULL; \
(kfree)(__tmp_addr, __tmp_size); \
} while (0) \
_Pragma("clang diagnostic pop")
#define kfree_addr(addr) \
_Pragma("clang diagnostic push") \
_Pragma("clang diagnostic ignored \"-Wshadow\"") \
do { \
_Static_assert(sizeof (addr) == sizeof (void *) || sizeof (addr) == sizeof (mach_vm_address_t), "addr is not a pointer"); \
void *__tmp_addr = (void *) addr; \
addr = (__typeof__(addr)) NULL; \
(kfree_addr)(__tmp_addr); \
} while (0) \
_Pragma("clang diagnostic pop")
#else
extern void *kalloc(vm_size_t size) __attribute__((alloc_size(1)));
extern void *kalloc_noblock(vm_size_t size) __attribute__((alloc_size(1)));
extern void kfree(void *data,
vm_size_t size);
#endif
__END_DECLS
#ifdef MACH_KERNEL_PRIVATE
extern void kalloc_init(void);
extern void kalloc_fake_zone_init( int );
extern void kalloc_fake_zone_info(
int *count,
vm_size_t *cur_size,
vm_size_t *max_size,
vm_size_t *elem_size,
vm_size_t *alloc_size,
uint64_t *sum_size,
int *collectable,
int *exhaustable,
int *caller_acct);
extern vm_size_t kalloc_max_prerounded;
extern vm_size_t kalloc_large_total;
#endif
#endif
#endif