From cbcbf6e7d614ecf94dd7e1b9033f8d599f48662e Mon Sep 17 00:00:00 2001
From: Alexey Gavrilov <rebovas@yahoo.com>
Date: Thu, 22 Feb 2024 14:18:39 +0700
Subject: Implement support of cpuid instruction + include folder + some
 updates

---
 include/TypeConverter.cpp | 52 +++++++++++++++++++++++++++++++++++++++++++++++
 include/TypeConverter.h   | 22 ++++++++++++++++++++
 include/types.h           |  7 +++++++
 3 files changed, 81 insertions(+)
 create mode 100644 include/TypeConverter.cpp
 create mode 100644 include/TypeConverter.h
 create mode 100644 include/types.h

(limited to 'include')

diff --git a/include/TypeConverter.cpp b/include/TypeConverter.cpp
new file mode 100644
index 0000000..5ab429d
--- /dev/null
+++ b/include/TypeConverter.cpp
@@ -0,0 +1,52 @@
+#include "TypeConverter.h"
+
+IntConverter::IntConverter()
+{
+    resetProps();
+};
+
+void IntConverter::resetProps()
+{
+    for(int i = 0; i < 21; i++) buffer[i] = '\0';
+    index = bufferSize - 2;
+};
+
+char *IntConverter::intToChar(int n)
+{
+    resetProps();
+
+    int number = n >> 31;   // n < 0 - n = -1, else n = 0
+    number = (n ^ number) - number; // Clear sign bit
+
+    bool isNegative = n < 0;
+
+    writeNumberToBuffer(number);
+    
+    if(isNegative) buffer[index] = '-';
+
+    return &buffer[index];
+};
+
+char *IntConverter::uintToChar(const uint32 n)
+{
+    resetProps();
+    writeNumberToBuffer(n);
+    
+    return &buffer[++index];
+};
+
+char *IntConverter::uintToChar(const uint64 n)
+{
+    resetProps(); 
+    writeNumberToBuffer(n);
+
+    return &buffer[++index];
+};
+
+void IntConverter::writeNumberToBuffer(uint64 n)
+{
+    do {
+        buffer[index--] = '0' + (n % 10);
+        n /= 10;
+    }while(n != 0);
+};
diff --git a/include/TypeConverter.h b/include/TypeConverter.h
new file mode 100644
index 0000000..f9db95c
--- /dev/null
+++ b/include/TypeConverter.h
@@ -0,0 +1,22 @@
+#ifndef TYPECONVERTER_H
+#define TYPECONVERTER_H
+
+#include <types.h>
+
+class IntConverter
+{
+    private:
+        const static unsigned int bufferSize = 21;
+        char buffer[bufferSize];
+        uint8 index;
+        void resetProps();
+        void writeNumberToBuffer(uint64 n);
+
+    public:
+        IntConverter();
+        char *intToChar(int n);
+        char *uintToChar(const uint32 n);
+        char *uintToChar(const uint64 n);
+};
+
+#endif
diff --git a/include/types.h b/include/types.h
new file mode 100644
index 0000000..54dcc25
--- /dev/null
+++ b/include/types.h
@@ -0,0 +1,7 @@
+#define NULL 0
+
+
+typedef unsigned char uint8;
+typedef unsigned short int uint16;
+typedef unsigned long uint32;
+typedef unsigned long long uint64;
-- 
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