ddk.h File Reference

#include <DriverKit/macros.h>

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Classes
struct	DDK_FINAL
	Object handle manifest. More...

Typedefs
typedef void *	ptr_t

Functions
DDK_EXTERN void *	ke_call_dispatch (const char *name, int32_t cnt, void *dat, size_t sz)
	Call Kernel procedure.
DDK_EXTERN void	ke_set_syscall (const int32_t slot, void(*slotFn)(void *a0))
	add a system call.
DDK_EXTERN void *	kalloc (size_t sz)
	Allocates an heap ptr.
DDK_EXTERN void	kfree (void *the_ptr)
	Frees an heap ptr.
DDK_EXTERN struct DDK_OBJECT_MANIFEST *	ke_get_obj (const int slot, const char *name)
	Gets a Kernel object.
DDK_EXTERN void *	ke_set_obj (const int32_t slot, const struct DDK_OBJECT_MANIFEST *ddk_pr)
	Set a Kernel object.

Variables
DDK_EXTERN uint32_t	kApiVersionHighest
	The highest API version of the DDK.
DDK_EXTERN uint32_t	kApiVersionLowest
	The lowest API version of the DDK.
DDK_EXTERN uint32_t	kApiVersion
	API version in BCD.

Typedef Documentation

ptr_t

typedef void* ptr_t

Function Documentation

kalloc()

DDK_EXTERN void * kalloc

(

size_t

sz

)

Allocates an heap ptr.

Parameters

sz	size of the allocated struct/type.

Returns

the pointer allocated or nil.

Allocates an heap ptr.

Parameters

sz	the size of the heap block.

Returns

the newly allocated pointer.

ke_call_dispatch()

DDK_EXTERN void * ke_call_dispatch	(	const char *	name,
		int32_t	cnt,
		void *	data,
		size_t	sz )

Call Kernel procedure.

Parameters

name	the procedure name.
cnt	number of elements in dat
dat	data argument pointer.
sz	sz of whole data argument pointer.

Returns

result of call

Call Kernel procedure.

Parameters

name	RPC name
cnt	number of elements in data pointer.
data	data pointer.
sz	The size of the whole data pointer.

Return values

void*	Kernel call was successful.
nil	Kernel call failed, call KernelLastError(void)

ke_get_obj()

DDK_EXTERN struct DDK_OBJECT_MANIFEST * ke_get_obj	(	const int	slot,
		const char *	name )

Gets a Kernel object.

Parameters

slot	object id (can be 0)
name	the property's name.

Returns

DDK_OBJECT_MANIFEST.

Gets a Kernel object.

Parameters

slot	property id (always 0)
name	the object's name.

Returns

Object manifest.

ke_set_obj()

DDK_EXTERN void * ke_set_obj	(	const int32_t	slot,
		const struct DDK_OBJECT_MANIFEST *	ddk_pr )

Set a Kernel object.

Parameters

slot	object id (can be 0)
name	the property's name.
ddk_pr	pointer to a object's DDK_OBJECT_MANIFEST.

Returns

returned object.

ke_set_syscall()

DDK_EXTERN void ke_set_syscall	(	const int32_t	slot,
		void(*	slotFn )(void *a0) )

add a system call.

Parameters

slot	system call slot id.
slotFn,syscall	slot.

kfree()

DDK_EXTERN void kfree

(

void *

ptr

)

Frees an heap ptr.

Parameters

pointer

kernel pointer to free.

Frees an heap ptr.

Parameters

ptr	the pointer to free.

Variable Documentation

kApiVersion

DDK_EXTERN uint32_t kApiVersion

API version in BCD.

kApiVersionHighest

DDK_EXTERN uint32_t kApiVersionHighest

The highest API version of the DDK.

kApiVersionLowest

DDK_EXTERN uint32_t kApiVersionLowest

The lowest API version of the DDK.