dev, LibCompiler, tooling: refactor and separate components into modules

(cppdrv, cxxdrv)

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>

1 files changed, 144 insertions, 0 deletions

diff --git a/dev/LibCompiler/PEF.h b/dev/LibCompiler/PEF.h
new file mode 100644
index 0000000..1148dea
--- /dev/null
+++ b/dev/LibCompiler/PEF.h
@@ -0,0 +1,144 @@
+/* -------------------------------------------
+
+	Copyright (C) 2024-2025 Amlal EL Mahrous, all rights reserved
+
+------------------------------------------- */
+
+#pragma once
+
+#include <LibCompiler/Defines.h>
+
+// @file PEF.hpp
+// @brief Preferred Executable Format
+
+#define kPefMagic	 "Joy!"
+#define kPefMagicFat "yoJ!"
+
+#define kPefExt		  ".exec"
+#define kPefDylibExt  ".dylib"
+#define kPefLibExt	  ".lib"
+#define kPefObjectExt ".obj"
+#define kPefDebugExt  ".dbg"
+#define kPefDriverExt ".sys"
+
+#define kPefZero128 ".zero128"
+#define kPefCode128 ".code128"
+#define kPefData128 ".data128"
+
+#define kPefZero64 ".zero64"
+#define kPefCode64 ".code64"
+#define kPefData64 ".data64"
+
+#define kPefMagicLen (5)
+
+#define kPefVersion (3)
+#define kPefNameLen (255)
+
+#define kPefBaseOrigin (0x40000000)
+
+#define kPefStart "__ImageStart"
+
+namespace LibCompiler
+{
+	enum
+	{
+		kPefArchStart	 = 99,
+		kPefArchIntel86S = 100,
+		kPefArchAMD64,
+		kPefArchRISCV,
+		kPefArch64000, /* 64x0 RISC architecture. */
+		kPefArch32000,
+		kPefArchPowerPC, /* 64-bit POWER architecture. */
+		kPefArchARM64,
+		kPefArchCount	= (kPefArchPowerPC - kPefArchIntel86S) + 1,
+		kPefArchInvalid = 0xFF,
+	};
+
+	enum
+	{
+		kPefSubArchAMD,
+		kPefSubArchIntel,
+		kPefSubArchARM,
+		kPefSubArchGeneric,
+		kPefSubArchIBM,
+	};
+
+	enum
+	{
+		kPefKindExec   = 1, /* .o */
+		kPefKindDylib  = 2, /* .dylib */
+		kPefKindObject = 4, /* .obj */
+		kPefKindDebug  = 5, /* .dbg */
+		kPefKindDriver = 6,
+		kPefKindCount,
+	};
+
+	/* PEF container */
+	typedef struct PEFContainer final
+	{
+		CharType Magic[kPefMagicLen];
+		UInt32	 Linker;
+		UInt32	 Version;
+		UInt32	 Kind;
+		UInt32	 Abi;
+		UInt32	 Cpu;
+		UInt32	 SubCpu; /* Cpu specific information */
+		UIntPtr	 Start;	 /* Origin of code */
+		SizeType HdrSz;	 /* Size of header */
+		SizeType Count;	 /* container header count */
+	} PACKED PEFContainer, *PEFContainerPtr;
+
+	/* First PEFCommandHeader starts after PEFContainer */
+	/* Last container is __exec_end */
+
+	/* PEF executable section and commands. */
+
+	typedef struct PEFCommandHeader final
+	{
+		CharType Name[kPefNameLen]; /* container name */
+		UInt32	 Cpu;				/* container cpu */
+		UInt32	 SubCpu;			/* container sub-cpu */
+		UInt32	 Flags;				/* container flags */
+		UInt16	 Kind;				/* container kind */
+		UIntPtr	 Offset;			/* file offset */
+		SizeType Size;				/* file size */
+	} PACKED PEFCommandHeader, *PEFCommandHeaderPtr;
+
+	enum
+	{
+		kPefCode	 = 0xC,
+		kPefData	 = 0xD,
+		kPefZero	 = 0xE,
+		kPefLinkerID = 0x1,
+		kPefCount	 = 4,
+		kPefInvalid	 = 0xFF,
+	};
+} // namespace LibCompiler
+
+inline std::ofstream& operator<<(std::ofstream&				fp,
+								 LibCompiler::PEFContainer& container)
+{
+	fp.write((char*)&container, sizeof(LibCompiler::PEFContainer));
+	return fp;
+}
+
+inline std::ofstream& operator<<(std::ofstream&					fp,
+								 LibCompiler::PEFCommandHeader& container)
+{
+	fp.write((char*)&container, sizeof(LibCompiler::PEFCommandHeader));
+	return fp;
+}
+
+inline std::ifstream& operator>>(std::ifstream&				fp,
+								 LibCompiler::PEFContainer& container)
+{
+	fp.read((char*)&container, sizeof(LibCompiler::PEFContainer));
+	return fp;
+}
+
+inline std::ifstream& operator>>(std::ifstream&					fp,
+								 LibCompiler::PEFCommandHeader& container)
+{
+	fp.read((char*)&container, sizeof(LibCompiler::PEFCommandHeader));
+	return fp;
+}