From 64fc3862f602750733b7dc0447d22ae5d4146821 Mon Sep 17 00:00:00 2001
From: Alexis211 <alexis211@gmail.com>
Date: Sat, 19 Sep 2009 19:21:28 +0200
Subject: Implemented ByteArray and wf command.

---
 Source/Kernel/Library/ByteArray.class.cpp | 63 +++++++++++++++++++++++++++++++
 Source/Kernel/Library/ByteArray.class.h   | 24 ++++++++++++
 Source/Kernel/Library/WChar.class.h       |  9 +++++
 3 files changed, 96 insertions(+)
 create mode 100644 Source/Kernel/Library/ByteArray.class.cpp
 create mode 100644 Source/Kernel/Library/ByteArray.class.h

(limited to 'Source/Kernel/Library')

diff --git a/Source/Kernel/Library/ByteArray.class.cpp b/Source/Kernel/Library/ByteArray.class.cpp
new file mode 100644
index 0000000..b987817
--- /dev/null
+++ b/Source/Kernel/Library/ByteArray.class.cpp
@@ -0,0 +1,63 @@
+#include "ByteArray.class.h"
+
+//Define size of a uchar_repr_t
+#define CHARSZ(x) (x.c[0] == 0 ? 0 : (x.c[1] == 0 ? 1 : (x.c[2] == 0 ? 2 : (x.c[3] == 0 ? 3 : 4))))
+
+using namespace CMem;
+
+ByteArray::ByteArray(const char* c) : BasicString<u8int>() {
+	m_length = strlen(c);
+	memcpy(m_string, (u8int*)c, m_length);
+}
+
+void ByteArray::affect(const String &string, u8int encoding) {
+	m_length = 0;
+	for (u32int i = 0; i < string.size(); i++) {
+		uchar_repr_t a = string[i].encode(encoding);
+		m_length += CHARSZ(a);
+	}
+	if (m_string != 0) delete m_string;
+	if (m_length == 0) {
+		m_string = 0;
+		return;
+	}
+	m_string = new u8int[m_length];
+	u32int x = 0;
+	for (u32int i = 0; i < string.size(); i++) {
+		uchar_repr_t a = string[i].encode(encoding);
+		memcpy(m_string + x, (u8int*)a.c, CHARSZ(a));
+		x += CHARSZ(a);
+	}
+}
+
+void ByteArray::resize(u32int size) {
+	if (size == m_length) return;
+	if (size == 0) {
+		delete m_string;
+		m_length = 0;
+		m_string = 0;
+	}
+	u8int *nd = new u8int[size];
+	if (size < m_length) {
+		memcpy(nd, m_string, size);
+	} else {
+		memcpy(nd, m_string, m_length);
+		memset(nd + m_length, 0, size - m_length);
+	}
+	delete m_string;
+	m_string = nd;
+	m_length = size;
+}
+
+void ByteArray::dump(VirtualTerminal *vt) {
+	vt->hexDump(m_string, m_length);
+}
+
+ByteArray::operator String () {
+	char* c = new char[m_length + 1];
+	memcpy((u8int*)c, m_string, m_length);
+	c[m_length] = 0;	//Add NULL terminator
+	String r(c);
+	delete c;
+	return r;
+}
diff --git a/Source/Kernel/Library/ByteArray.class.h b/Source/Kernel/Library/ByteArray.class.h
new file mode 100644
index 0000000..4b2dbed
--- /dev/null
+++ b/Source/Kernel/Library/ByteArray.class.h
@@ -0,0 +1,24 @@
+#ifndef DEF_BYTEARRAY_CLASS_H
+#define DEF_BYTEARRAY_CLASS_H
+
+#include <Library/String.class.h>
+#include <VTManager/VirtualTerminal.class.h>
+
+class ByteArray : public BasicString<u8int> {
+	public:
+	ByteArray() : BasicString<u8int>() {}
+	ByteArray(const ByteArray& other) : BasicString<u8int>(other) {}
+	ByteArray(const char* c);
+	ByteArray(u32int size) : BasicString<u8int>((u8int)0, size) {}
+	ByteArray(const String &string, u8int encoding = UE_UTF8) : BasicString<u8int>() { affect(string, encoding); }
+
+	void affect(const String& string, u8int encoding = UE_UTF8);
+	void resize(u32int size);
+
+	void dump(VirtualTerminal *vt);
+
+	operator String ();
+	operator u8int* () { return m_string; }
+};
+
+#endif
diff --git a/Source/Kernel/Library/WChar.class.h b/Source/Kernel/Library/WChar.class.h
index 63f1ea3..62226f5 100644
--- a/Source/Kernel/Library/WChar.class.h
+++ b/Source/Kernel/Library/WChar.class.h
@@ -43,6 +43,15 @@ struct WChar {
 	uchar_repr_t toUtf16();
 	uchar_repr_t toUtf32();
 
+	uchar_repr_t encode(u8int encoding = UE_UTF8) {
+		if (encoding == UE_UTF8) return toUtf8();
+		//if (encoding == UE_UTF16) return toUtf16();
+		if (encoding == UE_UTF32) return toUtf32();
+		uchar_repr_t x;
+		x.c[0] = toAscii();
+		return x;
+	}
+
 	inline WChar operator+ (u32int other) {
 		WChar r;
 		r.value = value + other;
-- 
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