From c7b637d7b68d9b7e271e70a5a5cc0c4fcf9172de Mon Sep 17 00:00:00 2001
From: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Date: Sat, 12 Oct 2024 19:20:29 +0200
Subject: IMP: Porting stack to AARCH64. 	- Bootloader and kernel were
 made to be ported to mulitple 	  platforms. 		- Some part of the
 stack have to be written specifically 		  for the platform though.

Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
---
 dev/zba/src/BootString.cxx | 92 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 dev/zba/src/BootString.cxx

(limited to 'dev/zba/src/BootString.cxx')

diff --git a/dev/zba/src/BootString.cxx b/dev/zba/src/BootString.cxx
new file mode 100644
index 00000000..1c109b80
--- /dev/null
+++ b/dev/zba/src/BootString.cxx
@@ -0,0 +1,92 @@
+/* -------------------------------------------
+
+	Copyright ZKA Technologies.
+
+	File: String.cxx
+	Purpose: NewBoot string library
+
+	Revision History:
+
+
+
+------------------------------------------- */
+
+#include <BootKit/Platform.hxx>
+#include <BootKit/Protocol.hxx>
+#include <BootKit/BootKit.hxx>
+
+/// BUGS: 0
+
+/////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+Kernel::SizeT Boot::BCopyMem(CharacterTypeUTF16* dest, CharacterTypeUTF16* src, const Kernel::SizeT len)
+{
+	if (!dest || !src)
+		return 0;
+
+	SizeT index = 0UL;
+	for (; index < len; ++index)
+	{
+		dest[index] = src[index];
+	}
+
+	return index;
+}
+
+Kernel::SizeT Boot::BStrLen(const CharacterTypeUTF16* ptr)
+{
+	if (!ptr)
+		return 0;
+
+	Kernel::SizeT cnt = 0;
+
+	while (*ptr != (CharacterTypeUTF16)0)
+	{
+		++ptr;
+		++cnt;
+	}
+
+	return cnt;
+}
+
+Kernel::SizeT Boot::BSetMem(CharacterTypeUTF16* src, const CharacterTypeUTF16 byte, const Kernel::SizeT len)
+{
+	if (!src)
+		return 0;
+
+	Kernel::SizeT cnt = 0UL;
+
+	while (*src != 0)
+	{
+		if (cnt > len)
+			break;
+
+		*src = byte;
+		++src;
+
+		++cnt;
+	}
+
+	return cnt;
+}
+
+Kernel::SizeT Boot::BSetMem(CharacterTypeUTF8* src, const CharacterTypeUTF8 byte, const Kernel::SizeT len)
+{
+	if (!src)
+		return 0;
+
+	Kernel::SizeT cnt = 0UL;
+
+	while (*src != 0)
+	{
+		if (cnt > len)
+			break;
+
+		*src = byte;
+		++src;
+
+		++cnt;
+	}
+
+	return cnt;
+}
-- 
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