From b8f7ef086d1d1b1cd686fff04d0a587f8fd39d81 Mon Sep 17 00:00:00 2001 From: Amlal El Mahrouss Date: Thu, 27 Mar 2025 17:24:21 +0100 Subject: add: new driver device kit API. (DDK) refactor: rename SCIKit -> user (then libuser.dylib) boot/modules/netboot: fixed compilation for amd64. Signed-off-by: Amlal El Mahrouss --- dev/SCIKit/LPC.h | 56 ------- dev/SCIKit/Macros.h | 93 ------------ dev/SCIKit/SystemCalls.h | 341 ------------------------------------------- dev/SCIKit/doc/LibSCI.drawio | 28 ---- dev/SCIKit/libsci.json | 20 --- dev/SCIKit/src/LPC.cc | 10 -- dev/SCIKit/src/LibSCI+IO.asm | 50 ------- dev/SCIKit/src/Makefile | 16 -- dev/SCIKit/src/SCI.cc | 45 ------ 9 files changed, 659 deletions(-) delete mode 100644 dev/SCIKit/LPC.h delete mode 100644 dev/SCIKit/Macros.h delete mode 100644 dev/SCIKit/SystemCalls.h delete mode 100644 dev/SCIKit/doc/LibSCI.drawio delete mode 100644 dev/SCIKit/libsci.json delete mode 100644 dev/SCIKit/src/LPC.cc delete mode 100644 dev/SCIKit/src/LibSCI+IO.asm delete mode 100644 dev/SCIKit/src/Makefile delete mode 100644 dev/SCIKit/src/SCI.cc (limited to 'dev/SCIKit') diff --git a/dev/SCIKit/LPC.h b/dev/SCIKit/LPC.h deleted file mode 100644 index b0bb2d83..00000000 --- a/dev/SCIKit/LPC.h +++ /dev/null @@ -1,56 +0,0 @@ -/* ------------------------------------------- - - Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. - -------------------------------------------- */ - -#pragma once - -#include - -/// @file LPC.h -/// @brief Local Procedure Code type and values. - -#define err_local_ok() (kLastError == kErrorSuccess) -#define err_local_fail() (kLastError != kErrorSuccess) -#define err_local_get() (kLastError) - -typedef SInt32 ErrObject; - -inline constexpr ErrObject kErrorSuccess = 0; -inline constexpr ErrObject kErrorExecutable = 33; -inline constexpr ErrObject kErrorExecutableLib = 34; -inline constexpr ErrObject kErrorFileNotFound = 35; -inline constexpr ErrObject kErrorDirectoryNotFound = 36; -inline constexpr ErrObject kErrorDiskReadOnly = 37; -inline constexpr ErrObject kErrorDiskIsFull = 38; -inline constexpr ErrObject kErrorProcessFault = 39; -inline constexpr ErrObject kErrorSocketHangUp = 40; -inline constexpr ErrObject kErrorThreadLocalStorage = 41; -inline constexpr ErrObject kErrorMath = 42; -inline constexpr ErrObject kErrorNoNetwork = 43; -inline constexpr ErrObject kErrorHeapOutOfMemory = 44; -inline constexpr ErrObject kErrorNoSuchDisk = 45; -inline constexpr ErrObject kErrorFileExists = 46; -inline constexpr ErrObject kErrorFormatFailed = 47; -inline constexpr ErrObject kErrorNetworkTimeout = 48; -inline constexpr ErrObject kErrorInternal = 49; -inline constexpr ErrObject kErrorForkAlreadyExists = 50; -inline constexpr ErrObject kErrorOutOfTeamSlot = 51; -inline constexpr ErrObject kErrorHeapNotPresent = 52; -inline constexpr ErrObject kErrorNoEntrypoint = 53; -inline constexpr ErrObject kErrorDiskIsCorrupted = 54; -inline constexpr ErrObject kErrorDisk = 55; -inline constexpr ErrObject kErrorInvalidData = 56; -inline constexpr ErrObject kErrorAsync = 57; -inline constexpr ErrObject kErrorNonBlocking = 58; -inline constexpr ErrObject kErrorIPC = 59; -inline constexpr ErrObject kErrorSign = 60; -inline constexpr ErrObject kErrorInvalidCreds = 61; -inline constexpr ErrObject kErrorCDTrayBroken = 62; -inline constexpr ErrObject kErrorUnrecoverableDisk = 63; -inline constexpr ErrObject kErrorFileLocked = 64; -inline constexpr ErrObject kErrorUnimplemented = -1; - -/// @brief The last error reported by the system to the process. -IMPORT_C ErrObject kLastError; diff --git a/dev/SCIKit/Macros.h b/dev/SCIKit/Macros.h deleted file mode 100644 index 174d644a..00000000 --- a/dev/SCIKit/Macros.h +++ /dev/null @@ -1,93 +0,0 @@ -/* ------------------------------------------- - -Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. - -File: Macros.h -Purpose: libsci Macros header. - -------------------------------------------- */ - -#pragma once - -/***********************************************************************************/ -/// @file SCIKit/Macros.h -/// @brief Macros and Core types. -/***********************************************************************************/ - -#include - -#define ATTRIBUTE(X) __attribute__((X)) - -#define IMPORT_CXX extern "C++" -#define IMPORT_C extern "C" - -#define DEPRECATED ATTRIBUTE(deprecated) - -#define EXIT_SUCCESS (0) -#define EXIT_FAILURE (1) - -#define FILE_MAX_LEN (256) - -#ifndef BOOL -#define BOOL bool -#endif - -typedef bool Bool; -typedef bool Boolean; -typedef void Void; - -#ifndef __cplusplus -#define true (1) -#define false (0) -#endif - -#define YES true -#define NO false - -typedef __UINT64_TYPE__ UInt64; -typedef __UINT32_TYPE__ UInt32; -typedef __UINT16_TYPE__ UInt16; -typedef __UINT8_TYPE__ UInt8; - -typedef __SIZE_TYPE__ SizeT; - -typedef __INT64_TYPE__ SInt64; -typedef __INT32_TYPE__ SInt32; -typedef __INT16_TYPE__ SInt16; -typedef __INT8_TYPE__ SInt8; - -typedef void* VoidPtr; -typedef __UINTPTR_TYPE__ UIntPtr; -typedef char Char; - -#ifdef __cplusplus -typedef decltype(nullptr) nullPtr; -typedef nullPtr NullPtr; - -#define SCI_COPY_DELETE(KLASS) \ - KLASS& operator=(const KLASS&) = delete; \ - KLASS(const KLASS&) = delete; - -#define SCI_COPY_DEFAULT(KLASS) \ - KLASS& operator=(const KLASS&) = default; \ - KLASS(const KLASS&) = default; - -#define SCI_MOVE_DELETE(KLASS) \ - KLASS& operator=(KLASS&&) = delete; \ - KLASS(KLASS&&) = delete; - -#define SCI_MOVE_DEFAULT(KLASS) \ - KLASS& operator=(KLASS&&) = default; \ - KLASS(KLASS&&) = default; - -#endif - -IMPORT_C void _rtl_assert(Bool expr, const Char* origin); - -#define MUST_PASS(X) _rtl_assert(X, __FILE__) - -#ifndef ARRAY_SIZE -#define ARRAY_SIZE(X) \ - (((sizeof(X) / sizeof(*(X))) / \ - (static_cast(!(sizeof(X) % sizeof(*(X))))))) -#endif \ No newline at end of file diff --git a/dev/SCIKit/SystemCalls.h b/dev/SCIKit/SystemCalls.h deleted file mode 100644 index 7615a2d1..00000000 --- a/dev/SCIKit/SystemCalls.h +++ /dev/null @@ -1,341 +0,0 @@ -/* ------------------------------------------- - -Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. - -File: SystemCalls.h -Purpose: System Call Interface. - -------------------------------------------- */ - -#ifndef SCI_SCI_H -#define SCI_SCI_H - -#include - -// ------------------------------------------------------------------------------------------ // -/// @brief Types API. -// ------------------------------------------------------------------------------------------ // - -typedef VoidPtr SCIObject; - -typedef SCIObject IOObject; -typedef IOObject FSObject; -typedef SCIObject DLLObject; -typedef SCIObject ThreadObject; -typedef SCIObject SocketObject; - -// ------------------------------------------------------------------------------------------ // -/// @brief Dynamic Loader API. -// ------------------------------------------------------------------------------------------ // - -/// @brief Get function which is part of the DLL. -/// @param symbol the symbol to look for -/// @param dll_handle the DLL handle. -/// @return the proc pointer. -IMPORT_C SCIObject LdrGetDLLSymbolFromHandle(_Input const Char* symbol, _Input SCIObject dll_handle); - -/// @brief Open DLL handle. -/// @param path -/// @param drv -/// @return -IMPORT_C SCIObject LdrOpenDLLHandle(_Input const Char* path, _Input const Char* drive_letter); - -/// @brief Close DLL handle -/// @param dll_handle -/// @return -IMPORT_C Void LdrCloseDLLHandle(_Input SCIObject* dll_handle); - -// ------------------------------------------------------------------------------------------ // -// File API. -// ------------------------------------------------------------------------------------------ // - -/// @brief Opens a file from a drive. -/// @param fs_path the filesystem path. -/// @param drive_letter drive name, use NULL to use default drive location. -/// @return the file descriptor of the file. -IMPORT_C SCIObject IoOpenFile(const Char* fs_path, const Char* drive_letter); - -/// @brief Closes a file and flushes its content. -/// @param file_desc the file descriptor. -/// @return Function doesn't return a type. -IMPORT_C Void IoCloseFile(_Input SCIObject file_desc); - -/// @brief Write data to a file. -/// @param file_desc the file descriptor. -/// @param out_data the data to write. -/// @param sz_data the size of the data to write. -/// @return the number of bytes written. -IMPORT_C UInt32 IoWriteFile(_Input SCIObject file_desc, _Output VoidPtr out_data, SizeT sz_data); - -/// @brief Read data from a file. -/// @param file_desc the file descriptor. -/// @param out_data the data to read. -/// @param sz_data the size of the data to read. -IMPORT_C UInt32 IoReadFile(_Input SCIObject file_desc, _Output VoidPtr* out_data, SizeT sz_data); - -/// @brief Rewind the file pointer to the beginning of the file. -/// @param file_desc the file descriptor. -/// @return the number of bytes read. -IMPORT_C UInt64 IoRewindFile(_Input SCIObject file_desc); - -/// @brief Tell the current position of the file pointer. -/// @param file_desc the file descriptor. -/// @return the current position of the file pointer. -IMPORT_C UInt64 IoTellFile(_Input SCIObject file_desc); - -/// @brief Seek file offset from file descriptor. -IMPORT_C UInt64 IoSeekFile(_Input SCIObject file_desc, UInt64 file_offset); - -// ------------------------------------------------------------------------ -// Process API. -// ------------------------------------------------------------------------ - -/// @brief Spawns a Thread Information Block and Global Information Block inside the current process. -/// @param process_id Target Process ID, must be valid. -/// @return > 0 error ocurred or already present, = 0 success. -IMPORT_C UInt32 RtlSpawnIB(UIntPtr process_id); - -/// @brief Spawns a process with a unique pid (stored as UIntPtr). -/// @param process_path process filesystem path. -/// @return > 0 process was created. -IMPORT_C UIntPtr RtlSpawnProcess(const Char* process_path, SizeT argc, Char** argv, Char** envp, SizeT envp_len); - -/// @brief Exits a process with an exit_code. -/// @return if it has succeeded true, otherwise false. -IMPORT_C Bool RtlExitProcess(UIntPtr handle, UIntPtr exit_code); - -/// @brief Get current PID of process. -/// @return Current process ID. -IMPORT_C UIntPtr RtlCurrentPID(Void); - -// ------------------------------------------------------------------------ -// Memory Manager API. -// ------------------------------------------------------------------------ - -/// @brief Creates a new heap from the process's address space. -/// @param len the length of it. -/// @param flags the flags of it. -/// @return heap pointer. -IMPORT_C VoidPtr MmCreateHeap(_Input SizeT len, _Input UInt32 flags); - -/// @brief Destroys the pointer -/// @param heap the heap itself. -/// @return void. -IMPORT_C Void MmDestroyHeap(_Input VoidPtr heap); - -/// @brief Change protection flags of a memory region. -IMPORT_C Void MmSetHeapFlags(_Input VoidPtr heap, _Input UInt32 flags); - -/// @brief Change protection flags of a memory region. -IMPORT_C UInt32 MmGetHeapFlags(_Input VoidPtr heap); - -/// @brief Fill memory region with CRC32. -IMPORT_C UInt32 MmFillCRC32Heap(_Input VoidPtr heap); - -/// @brief Copy memory region. -IMPORT_C VoidPtr MmCopyMemory(_Input VoidPtr dest, _Input VoidPtr src, _Input SizeT len); - -/// @brief Compare memory regions. -IMPORT_C SInt64 MmCmpMemory(_Input VoidPtr dest, _Input VoidPtr src, _Input SizeT len); - -/// @brief Fill memory region. -IMPORT_C VoidPtr MmFillMemory(_Input VoidPtr dest, _Input SizeT len, _Input UInt8 value); - -/// @brief Compare string regions. -IMPORT_C SInt64 MmStrCmp(_Input const Char* dest, _Input const Char* src); - -/// @brief Get length of string. -IMPORT_C SInt64 MmStrLen(const Char* str); - -// ------------------------------------------------------------------------ -// @brief Error API. -// ------------------------------------------------------------------------ - -IMPORT_C SInt32 ErrGetLastError(Void); - -// ------------------------------------------------------------------------ -// @brief Threading API. -// ------------------------------------------------------------------------ - -/// @brief Exit the current thread. -/// @param exit_code the exit code. -IMPORT_C Void ThrExitCurrentThread(_Input SInt32 exit_code); - -/// @brief Exit the main thread. -/// @param exit_code the exit code. -IMPORT_C Void ThrExitMainThread(_Input SInt32 exit_code); - -/// @brief Exit a thread. -/// @param thread the thread to exit. -/// @param exit_code the exit code. -IMPORT_C Void ThrExitThread(_Input ThreadObject thread, _Input SInt32 exit_code); - -/// @brief Thread procedure function type. -typedef Void (*thread_proc_kind)(int argc, char** argv); - -/// @brief Creates a thread. -/// @param procedure the thread procedure. -/// @param argument_count number of arguments inside that thread. -/// @param flags Thread flags. -/// @return the thread object. -IMPORT_C ThreadObject ThrCreateThread(thread_proc_kind procedure, SInt32 argument_count, SInt32 flags); - -/// @brief Yields the current thread. -/// @param thread the thread to yield. -IMPORT_C Void ThrYieldThread(ThreadObject thrd); - -/// @brief Joins a thread. -/// @param thread the thread to join. -IMPORT_C Void ThrJoinThread(ThreadObject thrd); - -/// @brief Detach a thread. -/// @param thread the thread to detach. -IMPORT_C Void ThrDetachThread(ThreadObject thrd); - -// ------------------------------------------------------------------------ -// @brief Drive Management API. -// ------------------------------------------------------------------------ - -// ------------------------------------------------------------------------------------------ // -/// @brief Get the default drive letter. -/// @param void. -/// @return the drive letter. -// ------------------------------------------------------------------------------------------ // -IMPORT_C Char* DrvGetDefaultDriveLetter(Void); - -// ------------------------------------------------------------------------------------------ // -/// @brief Get the drive letter from a path. -/// @param path the path. -/// @return the drive letter. -// ------------------------------------------------------------------------------------------ // -IMPORT_C Char* DrvGetDriveLetterFromPath(_Input const Char* path); - -// ------------------------------------------------------------------------------------------ // -/// @brief Get a mounted drive from a letter. -/// @param letter the letter (A..Z). -/// @return the drive object. -// ------------------------------------------------------------------------------------------ // -IMPORT_C SCIObject DrvGetMountedDrive(_Input const Char letter); - -// ------------------------------------------------------------------------------------------ // -/// @brief Mount a drive. -/// @param path the path to mount. -/// @param letter the letter to mount. -// ------------------------------------------------------------------------------------------ // -IMPORT_C Void DrvMountDrive(_Input const Char* path, _Input const Char* letter); - -// ------------------------------------------------------------------------------------------ // -/// @brief Unmount a drive. -/// @param letter the letter to unmount. -// ------------------------------------------------------------------------------------------ // -IMPORT_C Void DrvUnmountDrive(_Input const Char letter); - -// ------------------------------------------------------------------------ -// Event handling API, use to listen to OS specific events. -// ------------------------------------------------------------------------ - -// ------------------------------------------------------------------------------------------ // -/// @brief Add an event listener. -/// @param event_name the event name. -/// @param listener the listener to add. -/// @return the event listener. -// ------------------------------------------------------------------------------------------ // - -IMPORT_C Void EvtAddListener(_Input const Char* event_name, _Input SCIObject listener); - -// ------------------------------------------------------------------------------------------ // -/// @brief Remove an event listener. -/// @param event_name the event name. -/// @param listener the listener to remove. -/// @return the event listener. -// ------------------------------------------------------------------------------------------ // - -IMPORT_C Void EvtRemoveListener(_Input const Char* event_name, _Input SCIObject listener); - -// ------------------------------------------------------------------------------------------ // -/// @brief Dispatch an event. -/// @param event_name the event name. -/// @param event_data the event data. -/// @return the event data. -// ------------------------------------------------------------------------------------------ // - -IMPORT_C VoidPtr EvtDispatchEvent(_Input const Char* event_name, _Input VoidPtr event_data); - -// ------------------------------------------------------------------------------------------ // -// Power API. -// ------------------------------------------------------------------------------------------ // - -enum -{ - kPowerCodeShutdown, - kPowerCodeReboot, - kPowerCodeSleep, - kPowerCodeWake, - kPowerCodeCount, -}; - -IMPORT_C SInt32 PwrReadCode(_Output SInt32& code); - -IMPORT_C SInt32 PwrSendCode(_Output SInt32& code); - -// ------------------------------------------------------------------------------------------ // -// CD-ROM API. -// ------------------------------------------------------------------------------------------ // - -IMPORT_C SInt32 CdEjectDrive(_Input const Char drv_letter); - -IMPORT_C SInt32 CdOpenTray(Void); - -IMPORT_C SInt32 CdCloseTray(Void); - -// ------------------------------------------------------------------------------------------ // -// Printer API. -// ------------------------------------------------------------------------------------------ // - -IMPORT_C SInt32 PrintOut(IOObject file /* nullptr to direct to stdout */, const Char* fmt, ...); - -IMPORT_C SInt32 PrintIn(IOObject file /* nullptr to direct to stdout */, const Char* fmt, ...); - -IMPORT_C IOObject PrintCreate(Void); - -IMPORT_C SInt32 PrintRelease(IOObject); - -IMPORT_C IOObject PrintGet(const Char* path); - -// ------------------------------------------------------------------------------------------ // -// @brief Scheduler/Debug API. -// ------------------------------------------------------------------------------------------ // - -typedef SInt32 AffinityKind; -typedef UInt64 PID; - -IMPORT_C SInt32 SchedAffinity(PID, SInt32 req, AffinityKind* local); - -IMPORT_C SInt32 SchedTrace(PID, SInt32 req, VoidPtr address, VoidPtr data); - -IMPORT_C SInt32 SchedKill(PID, SInt32 req); - -IMPORT_C SInt32 SchedBreakPoint(Void); - -// ------------------------------------------------------------------------------------------ // -// @brief Filesystem API. -// ------------------------------------------------------------------------------------------ // - -IMPORT_C BOOL FsCopy(const char* path, const char* dst); -IMPORT_C BOOL FsMove(const char* path, const char* dst); - -IMPORT_C BOOL FsExists(const char* path); - -IMPORT_C BOOL FsCreateDir(const char* path); -IMPORT_C BOOL FsCreateFile(const char* path); -IMPORT_C BOOL FsCreateAlias(const char* path, const char* from); - -// ------------------------------------------------------------------------------------------ // -// @brief Format API. -// ------------------------------------------------------------------------------------------ // - -IMPORT_C Char* StrFmt(const Char* fmt, ...); - -IMPORT_C UInt64 MathToNumber(const Char* in, const Char** endp, const SInt16 base); - -#endif // ifndef SCI_SCI_H diff --git a/dev/SCIKit/doc/LibSCI.drawio b/dev/SCIKit/doc/LibSCI.drawio deleted file mode 100644 index 4f566c57..00000000 --- a/dev/SCIKit/doc/LibSCI.drawio +++ /dev/null @@ -1,28 +0,0 @@ - - - - - - - - - - - - - - - - - - - - - - - - - - - - \ No newline at end of file diff --git a/dev/SCIKit/libsci.json b/dev/SCIKit/libsci.json deleted file mode 100644 index 453e29dc..00000000 --- a/dev/SCIKit/libsci.json +++ /dev/null @@ -1,20 +0,0 @@ -{ - "compiler_path": "x86_64-w64-mingw32-g++", - "compiler_std": "c++20", - "headers_path": ["../", "./"], - "sources_path": ["src/*.cc", "src/*.o"], - "output_name": "libSCIKit.dylib", - "compiler_flags": [ - "-fPIC", - "-ffreestanding", - "-shared", - "-fno-rtti", - "-fno-exceptions", - "-Wl,--subsystem=17" - ], - "cpp_macros": [ - "kSCIVersion=0x0100", - "kSCIVersionHighest=0x0100", - "kSCIVersionLowest=0x0100" - ] -} diff --git a/dev/SCIKit/src/LPC.cc b/dev/SCIKit/src/LPC.cc deleted file mode 100644 index f4433161..00000000 --- a/dev/SCIKit/src/LPC.cc +++ /dev/null @@ -1,10 +0,0 @@ -/* ------------------------------------------- - -Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. - -File: LPC.cc -Purpose: Local Procedure Codes. - -------------------------------------------- */ - -#include diff --git a/dev/SCIKit/src/LibSCI+IO.asm b/dev/SCIKit/src/LibSCI+IO.asm deleted file mode 100644 index 769ae513..00000000 --- a/dev/SCIKit/src/LibSCI+IO.asm +++ /dev/null @@ -1,50 +0,0 @@ -;; /* -;; * ======================================================== -;; * -;; * libsci -;; * Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. -;; * -;; * ======================================================== -;; */ - -[bits 64] - -section .text - -global sci_syscall_arg_1 -global sci_syscall_arg_2 -global sci_syscall_arg_3 -global sci_syscall_arg_4 - -sci_syscall_arg_1: - mov r8, rcx - syscall - ret - -sci_syscall_arg_2: - mov r8, rcx - mov r9, rdx - syscall - ret - -sci_syscall_arg_3: - mov rbx, r8 - - mov r8, rcx - mov r9, rdx - mov r10, rbx - - syscall - ret - -sci_syscall_arg_4: - mov rbx, r8 - mov rax, r9 - - mov r8, rcx - mov r9, rdx - mov r10, rbx - mov r11, rax - - syscall - ret diff --git a/dev/SCIKit/src/Makefile b/dev/SCIKit/src/Makefile deleted file mode 100644 index f8f9fbe4..00000000 --- a/dev/SCIKit/src/Makefile +++ /dev/null @@ -1,16 +0,0 @@ -################################################## -# (c) Amlal EL Mahrouss, all rights reserved. -# This is the bootloader makefile. -################################################## - -ASM=nasm -FLAGS=-f win64 - -.PHONY: error -error: - @echo "==> Invalid rule." - @echo "==> Use sci_asm_io_ instead." - -.PHONY: sci_asm_io_x64 -sci_asm_io_x64: - $(ASM) $(FLAGS) libsci+IO.asm -o libsci+IO.o diff --git a/dev/SCIKit/src/SCI.cc b/dev/SCIKit/src/SCI.cc deleted file mode 100644 index 6556754d..00000000 --- a/dev/SCIKit/src/SCI.cc +++ /dev/null @@ -1,45 +0,0 @@ -/* ------------------------------------------- - - Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. - -------------------------------------------- */ - -#include - -/// @file libsci.cc -/// @brief Source file for the memory functions of the libsci. - -/// @brief Copy memory region. -IMPORT_C VoidPtr MmCopyMemory(_Input VoidPtr dest, _Input VoidPtr src, _Input SizeT len) -{ - if (!len || - !dest || - !src) - { - return nullptr; - } - - for (SizeT i = 0; i < len; i++) - { - ((Char*)dest)[i] = ((Char*)src)[i]; - } - - return dest; -} - -/// @brief Fill memory region with **value**. -IMPORT_C VoidPtr MmFillMemory(_Input VoidPtr dest, _Input SizeT len, _Input UInt8 value) -{ - if (!len || - !dest) - { - return nullptr; - } - - for (SizeT i = 0; i < len; i++) - { - ((Char*)dest)[i] = value; - } - - return dest; -} -- cgit v1.2.3