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/* -------------------------------------------
Copyright Amlal EL Mahrouss.
FILE: ddk.h
PURPOSE: DDK Driver model base header.
------------------------------------------- */
#pragma once
#include <stdint.h>
#include <stddef.h>
#if defined(__cplusplus)
#define BOOL bool
#define YES true
#define NO false
#define DDK_EXTERN extern "C" __declspec(dllexport)
#define nil nullptr
#undef NULL
#define NULL 0
#define DDK_FINAL final
#else
#define BOOL char
#define YES 1
#define NO 0
#define DDK_EXTERN extern __declspec(dllexport)
#define nil ((void*)0)
#undef NULL
#define NULL ((void*)0)
#define DDK_FINAL
#endif // defined(__cplusplus)
#ifndef __DDK__
#undef DDK_EXTERN
#if defined(__cplusplus)
#define DDK_EXTERN extern "C" __declspec(dllimport)
#else
#define DDK_EXTERN __declspec(dllimport)
#endif
#endif
#define ATTRIBUTE(X) __attribute__((X))
#ifndef __NEOSKRNL__
#error !!! Do not include header in EL0/Ring 3 mode !!!
#endif // __MINOSKRNL__
struct DDK_STATUS_STRUCT;
struct DDK_OBJECT_MANIFEST;
/// \brief Object handle manifest.
struct DDK_OBJECT_MANIFEST DDK_FINAL
{
char* p_name;
int32_t p_kind;
void* p_object;
};
/// \brief DDK status ping structure.
struct DDK_STATUS_STRUCT DDK_FINAL
{
int32_t s_action_id;
int32_t s_issuer_id;
int32_t s_group_id;
void* s_object;
};
/// @brief Call Kernel procedure.
/// @param name the procedure name.
/// @param cnt number of elements in **dat**
/// @param dat data argument pointer.
/// @param sz sz of whole data argument pointer.
/// @return result of call
DDK_EXTERN void* ke_call(const char* name, int32_t cnt, void* dat, size_t sz);
/// @brief add a system call.
/// @param slot system call slot id.
/// @param slotFn, syscall slot.
DDK_EXTERN void ke_add_syscall(const int32_t slot, void (*slotFn)(void* a0));
/// @brief Allocates an heap ptr.
/// @param sz size of the allocated struct/type.
/// @return the pointer allocated or **nil**.
DDK_EXTERN void* kalloc(size_t sz);
/// @brief Frees an heap ptr.
/// @param pointer kernel pointer to free.
DDK_EXTERN void kfree(void* the_ptr);
/// @brief Gets a Kernel object.
/// @param slot object id (can be 0)
/// @param name the property's name.
/// @return DDK_OBJECT_MANIFEST.
DDK_EXTERN struct DDK_OBJECT_MANIFEST* ke_get_obj(const int slot, const char* name);
/// @brief Set a Kernel object.
/// @param slot object id (can be 0)
/// @param name the property's name.
/// @param ddk_pr pointer to a object's DDK_OBJECT_MANIFEST.
/// @return returned object.
DDK_EXTERN void* ke_set_obj(const int32_t slot, const struct DDK_OBJECT_MANIFEST* ddk_pr);
/// @brief The highest API version of the DDK.
DDK_EXTERN int32_t kApiVersionHighest;
/// @brief The lowest API version of the DDK.
DDK_EXTERN int32_t kApiVersionLowest;
/// @brief API version in BCD.
DDK_EXTERN int32_t kApiVersion;
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