From 7b4bd3577a31d0f0adc7371840642791ae1567f4 Mon Sep 17 00:00:00 2001
From: Amlal <amlal.elmahrouss@icloud.com>
Date: Fri, 24 Jan 2025 10:38:36 +0100
Subject: ADD: Open version, with important changes kept out.

Signed-off-by: Amlal <amlal.elmahrouss@icloud.com>
---
 dev/Boot/src/BootSupport.cc | 82 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 dev/Boot/src/BootSupport.cc

(limited to 'dev/Boot/src/BootSupport.cc')

diff --git a/dev/Boot/src/BootSupport.cc b/dev/Boot/src/BootSupport.cc
new file mode 100644
index 00000000..99e44531
--- /dev/null
+++ b/dev/Boot/src/BootSupport.cc
@@ -0,0 +1,82 @@
+/* -------------------------------------------
+
+	Copyright (C) 2024, Amlal EL Mahrouss, all rights reserved.
+
+------------------------------------------- */
+
+#include <BootKit/BootKit.h>
+#include <FirmwareKit/EFI/API.h>
+#include <FirmwareKit/EFI/EFI.h>
+#include <FirmwareKit/Handover.h>
+#include <BootKit/Support.h>
+#include <KernelKit/MSDOS.h>
+#include <KernelKit/PE.h>
+
+#ifdef __BOOTLDR_STANDALONE__
+
+/// @brief memset definition in C++.
+/// @param dst destination pointer.
+/// @param byte value to fill in.
+/// @param len length of of src.
+EXTERN_C VoidPtr memset(void* dst, int byte, long long unsigned int len)
+{
+	for (size_t i = 0UL; i < len; ++i)
+	{
+		((int*)dst)[i] = byte;
+	}
+
+	return dst;
+}
+
+/// @brief memcpy definition in C++.
+/// @param dst destination pointer.
+/// @param  src source pointer.
+/// @param len length of of src.
+EXTERN_C VoidPtr memcpy(void* dst, const void* src, long long unsigned int len)
+{
+	for (size_t i = 0UL; i < len; ++i)
+	{
+		((int*)dst)[i] = ((int*)src)[i];
+	}
+
+	return dst;
+}
+
+/// @brief strlen definition in C++.
+EXTERN_C size_t strlen(const char* whatToCheck)
+{
+	SizeT len = 0;
+
+	while (whatToCheck[len] != 0)
+	{
+		++len;
+	}
+
+	return len;
+}
+
+/// @brief strcmp definition in C++.
+EXTERN_C int strcmp(const char* whatToCheck, const char* whatToCheckRight)
+{
+	if (!whatToCheck || *whatToCheck == 0)
+		return 0;
+
+	SizeT len = 0;
+
+	while (whatToCheck[len] == whatToCheckRight[len])
+	{
+		if (whatToCheck[len] == 0)
+			return 0;
+
+		++len;
+	}
+
+	return len;
+}
+
+/// @brief something specific to the Microsoft's ABI, When the stack grows too big.
+EXTERN_C void ___chkstk_ms(void)
+{
+}
+
+#endif
-- 
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