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/* -------------------------------------------
Copyright Mahrouss Logic
File: PEF.hpp
Purpose: Preferred Executable Format for NewOS.
Revision History:
?/?/23: Added file (amlel)
------------------------------------------- */
#ifndef __PEF__
#define __PEF__
#include <CompilerKit/CompilerKit.hxx>
#include <KernelKit/LoaderInterface.hpp>
#include <NewKit/Defines.hpp>
#define kPefMagic "PEF"
#define kPefMagicFat "FEP"
#define kPefMagicLen 3
#define kPefVersion 1
#define kPefNameLen 64
/// @brief Preferred Executable Format, a format designed
/// for RISC/CISC Von-neumann processor types.
/// The PEF also uses the x64 PE calling convention and ABI.
/// It's just that the container are different.
namespace NewOS {
enum {
kPefArchIntel86S,
kPefArchAMD64,
kPefArchRISCV,
kPefArch64x0, /* 64x0. ISA */
kPefArch32x0, /* 32x0. ISA */
kPefArchPowerPC,
kPefArchCount = (kPefArchPowerPC - kPefArchIntel86S) + 1,
kPefArchInvalid = 0xFF,
};
enum {
kPefKindExec = 1, /* .exe */
kPefKindSharedObject = 2, /* .lib */
kPefKindObject = 4, /* .obj */
kPefKindDebug = 5, /* .dbg */
kPefKindDriver = 6,
kPefKindCount,
};
typedef struct PEFContainer final {
Char Magic[kPefMagicLen];
UInt32 Linker;
UInt32 Version;
UInt32 Kind;
UInt32 Abi;
UInt32 Cpu;
UInt32 SubCpu; /* Cpu specific information */
UIntPtr Start;
SizeT HdrSz; /* Size of header */
SizeT Count; /* container header count */
} PACKED PEFContainer;
/* First PEFCommandHeader starts after PEFContainer */
/* Last container is __exec_end */
/* PEF executable section and commands. */
typedef struct PEFCommandHeader final {
Char Name[kPefNameLen]; /* container name */
UInt32 Flags; /* container flags */
UInt16 Kind; /* container kind */
UIntPtr Offset; /* content offset */
SizeT Size; /* content Size */
} PACKED PEFCommandHeader;
enum {
kPefCode = 0xC,
kPefData = 0xD,
kPefZero = 0xE,
kPefLinkerID = 0x1,
};
} // namespace NewOS
#define kPefExt ".exe"
#define kPefDylibExt ".dll"
#define kPefLibExt ".lib"
#define kPefObjectExt ".obj"
#define kPefDebugExt ".dbg"
// NewOS System Binary Interface.
#define kPefAbi (0xDEAD2)
#define kPefStart "__start"
#endif /* ifndef __PEF__ */
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