From af8a516fc22865abd80d6e26f1541fa3d6bebfdc Mon Sep 17 00:00:00 2001
From: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Date: Thu, 9 May 2024 00:42:44 +0200
Subject: MHR-23: :boom:, refactors.

- Move NewBoot to /Boot, thus making Kernel directory only containing the kernel.

Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
---
 Kernel/KernelKit/DebugOutput.hpp | 184 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 184 insertions(+)
 create mode 100644 Kernel/KernelKit/DebugOutput.hpp

(limited to 'Kernel/KernelKit/DebugOutput.hpp')

diff --git a/Kernel/KernelKit/DebugOutput.hpp b/Kernel/KernelKit/DebugOutput.hpp
new file mode 100644
index 00000000..7fde69aa
--- /dev/null
+++ b/Kernel/KernelKit/DebugOutput.hpp
@@ -0,0 +1,184 @@
+/* -------------------------------------------
+
+    Copyright SoftwareLabs
+
+------------------------------------------- */
+
+#pragma once
+
+#include <KernelKit/DeviceManager.hpp>
+#include <CompilerKit/CompilerKit.hxx>
+#include <NewKit/OwnPtr.hpp>
+#include <NewKit/Stream.hpp>
+
+#define kDebugMaxPorts 16
+
+#define kDebugUnboundPort 0x0FEED
+
+#define kDebugMag0 'H'
+#define kDebugMag1 'D'
+#define kDebugMag2 'B'
+#define kDebugMag3 'G'
+
+#define kDebugSourceFile 0
+#define kDebugLine		 33
+#define kDebugTeam		 43
+#define kDebugEOP		 49
+
+namespace NewOS
+{
+	// @brief Emulates a VT100 terminal.
+	class TerminalDevice final : public DeviceInterface<const Char*>
+	{
+	public:
+		TerminalDevice(void (*print)(const Char*), void (*get)(const Char*))
+			: DeviceInterface<const Char*>(print, get)
+		{
+		}
+
+		virtual ~TerminalDevice()
+		{
+		}
+
+		/// @brief returns device name (terminal name)
+		/// @return string type (const char*)
+		virtual const char* Name() const override
+		{
+			return ("TerminalDevice");
+		}
+
+		NEWOS_COPY_DEFAULT(TerminalDevice);
+
+		static TerminalDevice& Shared() noexcept;
+	};
+
+	inline TerminalDevice& end_line()
+	{
+		TerminalDevice& selfTerm = TerminalDevice::Shared();
+		selfTerm << "\r";
+		return selfTerm;
+	}
+
+	inline TerminalDevice& carriage_return()
+	{
+		TerminalDevice& selfTerm = TerminalDevice::Shared();
+		selfTerm << "\r";
+		return selfTerm;
+	}
+
+	inline TerminalDevice& tabulate()
+	{
+		TerminalDevice& selfTerm = TerminalDevice::Shared();
+		selfTerm << "\t";
+		return selfTerm;
+	}
+
+	/// @brief emulate a terminal bell, like the VT100 does.
+	inline TerminalDevice& bell()
+	{
+		TerminalDevice& selfTerm = TerminalDevice::Shared();
+		selfTerm << "\a";
+		return selfTerm;
+	}
+
+	namespace Detail
+	{
+		inline TerminalDevice _write_number(const Long& x, TerminalDevice& term)
+		{
+			UInt64 y = (x > 0 ? x : -x) / 10;
+			UInt64 h = (x > 0 ? x : -x) % 10;
+
+			if (y)
+				_write_number(y, term);
+
+			/* fail if the number is not base-10 */
+			if (h > 9)
+			{
+				_write_number('?', term);
+				return term;
+			}
+
+			if (y < 0)
+				y = -y;
+
+			const char NUMBERS[11] = "0123456789";
+
+			Char buf[2];
+			buf[0] = NUMBERS[h];
+			buf[1] = 0;
+
+			term << buf;
+			return term;
+		}
+
+		inline TerminalDevice _write_number_hex(const Long& x, TerminalDevice& term)
+		{
+			UInt64 y = (x > 0 ? x : -x) / 16;
+			UInt64 h = (x > 0 ? x : -x) % 16;
+
+			if (y)
+				_write_number_hex(y, term);
+
+			/* fail if the hex number is not base-16 */
+			if (h > 15)
+			{
+				_write_number_hex('?', term);
+				return term;
+			}
+
+			if (y < 0)
+				y = -y;
+
+			const char NUMBERS[17] = "0123456789ABCDEF";
+
+			Char buf[2];
+			buf[0] = NUMBERS[h];
+			buf[1] = 0;
+
+			term << buf;
+			return term;
+		}
+	} // namespace Detail
+
+	inline TerminalDevice& hex_number(const Long& x)
+	{
+		TerminalDevice& selfTerm = TerminalDevice::Shared();
+
+		selfTerm << "0x";
+		Detail::_write_number_hex(x, selfTerm);
+
+		return selfTerm;
+	}
+
+	inline TerminalDevice& number(const Long& x)
+	{
+		TerminalDevice& selfTerm = TerminalDevice::Shared();
+
+		Detail::_write_number(x, selfTerm);
+
+		return selfTerm;
+	}
+
+	inline TerminalDevice& get_console_in(Char* buf)
+	{
+		TerminalDevice& selfTerm = TerminalDevice::Shared();
+		selfTerm >> buf;
+		return selfTerm;
+	}
+
+	typedef Char rt_debug_type[255];
+
+	class DebuggerPortHeader final
+	{
+	public:
+		Int16 fPort[kDebugMaxPorts];
+		Int16 fBoundCnt;
+	};
+} // namespace NewOS
+
+#ifdef kcout
+#undef kcout
+#endif // ifdef kcout
+
+#define kcout TerminalDevice::Shared()
+#define endl  end_line()
-- 
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