From 56358280a7dc6ec70103910e460a7c27ffb45a15 Mon Sep 17 00:00:00 2001
From: EnderIce2 <enderice2@users.noreply.github.com>
Date: Tue, 10 Oct 2023 06:09:17 +0300
Subject: [PATCH] Update std headers

---
 include_std/list                             | 221 ++++++
 include_std/std.hpp                          |   6 +-
 include_std/std/functional.hpp               |  38 +-
 include_std/std/list.hpp                     | 224 -------
 include_std/std/smart_ptr.hpp                | 410 ++++++------
 include_std/std/string.hpp                   | 644 ------------------
 include_std/std/unordered_map.hpp            |   2 +-
 include_std/std/utility.hpp                  |  20 +-
 include_std/{std/stdexcept.hpp => stdexcept} |  23 +-
 include_std/string                           | 665 ++++++++++++++++++-
 tests/std_string.cpp                         |   2 +-
 11 files changed, 1133 insertions(+), 1122 deletions(-)
 create mode 100644 include_std/list
 delete mode 100644 include_std/std/list.hpp
 delete mode 100644 include_std/std/string.hpp
 rename include_std/{std/stdexcept.hpp => stdexcept} (65%)

diff --git a/include_std/list b/include_std/list
new file mode 100644
index 0000000..a15d258
--- /dev/null
+++ b/include_std/list
@@ -0,0 +1,221 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#include <types.h>
+#include <stdexcept>
+
+namespace std
+{
+	template <typename T>
+	class list
+	{
+	private:
+		struct lNode
+		{
+			T value;
+			lNode *prev;
+			lNode *next;
+
+			lNode(const T &v, lNode *p = nullptr, lNode *n = nullptr)
+				: value(v), prev(p), next(n) {}
+		};
+
+		lNode *head;
+		lNode *tail;
+		size_t size;
+
+	public:
+		list() : head(nullptr), tail(nullptr), size(0) {}
+		~list() { clear(); }
+		list(const list &other) : head(nullptr), tail(nullptr), size(0) { *this = other; }
+
+		void push_back(const T &value)
+		{
+			lNode *new_node = new lNode(value, tail, nullptr);
+			if (empty())
+			{
+				head = tail = new_node;
+			}
+			else
+			{
+				tail->next = new_node;
+				tail = new_node;
+			}
+			++size;
+		}
+
+		void pop_back()
+		{
+			if (empty())
+			{
+				throw std::runtime_error("list is empty");
+			}
+			else if (head == tail)
+			{
+				delete tail;
+				head = tail = nullptr;
+				--size;
+			}
+			else
+			{
+				lNode *old_tail = tail;
+				tail = tail->prev;
+				tail->next = nullptr;
+				delete old_tail;
+				--size;
+			}
+		}
+
+		void push_front(const T &value)
+		{
+			lNode *new_node = new lNode(value, nullptr, head);
+			if (empty())
+			{
+				head = tail = new_node;
+			}
+			else
+			{
+				head->prev = new_node;
+				head = new_node;
+			}
+			++size;
+		}
+
+		void pop_front()
+		{
+			if (empty())
+			{
+				throw std::runtime_error("list is empty");
+			}
+			else if (head == tail)
+			{
+				delete head;
+				head = tail = nullptr;
+				--size;
+			}
+			else
+			{
+				lNode *old_head = head;
+				head = head->next;
+				head->prev = nullptr;
+				delete old_head;
+				--size;
+			}
+		}
+
+		bool empty() const { return size == 0; }
+
+		void clear()
+		{
+			while (!empty())
+				pop_back();
+		}
+
+		list &operator=(const list &other)
+		{
+			if (this != &other)
+			{
+				clear();
+				for (const T &value : other)
+				{
+					push_back(value);
+				}
+			}
+			return *this;
+		}
+
+		class iterator
+		{
+		private:
+			lNode *node;
+			friend class list;
+
+		public:
+			iterator(lNode *p = nullptr) : node(p) {}
+			T &operator*() const { return node->value; }
+			T *operator->() const { return &node->value; }
+
+			iterator &operator++()
+			{
+				node = node->next;
+				return *this;
+			}
+
+			iterator &operator--()
+			{
+				node = node->prev;
+				return *this;
+			}
+
+			iterator operator++(int)
+			{
+				iterator tmp = *this;
+				++*this;
+				return tmp;
+			}
+
+			iterator operator--(int)
+			{
+				iterator tmp = *this;
+				--*this;
+				return tmp;
+			}
+
+			bool operator==(const iterator &rhs) const { return node == rhs.node; }
+			bool operator!=(const iterator &rhs) const { return node != rhs.node; }
+		};
+
+		iterator begin() { return iterator(head); }
+		iterator end() { return iterator(nullptr); }
+
+		iterator insert(iterator pos, const T &value)
+		{
+			if (pos == end())
+			{
+				push_back(value);
+				return iterator(tail);
+			}
+			else if (pos == begin())
+			{
+				push_front(value);
+				return iterator(head);
+			}
+			else
+			{
+				lNode *p = pos.node;
+				lNode *new_node = new lNode(value, p->prev, p);
+				p->prev->next = new_node;
+				p->prev = new_node;
+				++size;
+				return iterator(new_node);
+			}
+		}
+
+		iterator erase(iterator pos)
+		{
+			lNode *p = pos.node;
+			iterator next(p->next);
+			p->prev->next = p->next;
+			p->next->prev = p->prev;
+			delete p;
+			--size;
+			return next;
+		}
+	};
+}
diff --git a/include_std/std.hpp b/include_std/std.hpp
index 61e32f7..181436e 100644
--- a/include_std/std.hpp
+++ b/include_std/std.hpp
@@ -22,13 +22,13 @@
 #define __FENNIX_KERNEL_STD_H__
 
 #include <types.h>
+#include <stdexcept>
 #include <atomic>
 #include <vector>
+#include <string>
+#include <list>
 #include <std/functional.hpp>
-#include <std/list.hpp>
 #include <std/smart_ptr.hpp>
-#include <std/stdexcept.hpp>
-#include <std/string.hpp>
 #include <std/unordered_map.hpp>
 #include <std/utility.hpp>
 
diff --git a/include_std/std/functional.hpp b/include_std/std/functional.hpp
index 12c6a4e..bd8cfd1 100644
--- a/include_std/std/functional.hpp
+++ b/include_std/std/functional.hpp
@@ -23,28 +23,28 @@
 
 namespace std
 {
-    template <typename Key>
-    struct hash
-    {
-        size_t operator()(const Key &key) const
-        {
-            static_assert(sizeof(size_t) == sizeof(uint64_t)); // size_t and uint64_t must have the same size
-            const uint64_t fnv_offset_basis = 14695981039346656037ull;
-            const uint64_t fnv_prime = 1099511628211ull;
+	template <typename Key>
+	struct hash
+	{
+		size_t operator()(const Key &key) const
+		{
+			static_assert(sizeof(size_t) == sizeof(uint64_t)); // size_t and uint64_t must have the same size
+			const uint64_t fnv_offset_basis = 14695981039346656037ull;
+			const uint64_t fnv_prime = 1099511628211ull;
 
-            const uint8_t *data = reinterpret_cast<const uint8_t *>(&key);
-            const size_t size = sizeof(Key);
-            uint64_t ret = fnv_offset_basis;
+			const uint8_t *data = reinterpret_cast<const uint8_t *>(&key);
+			const size_t size = sizeof(Key);
+			uint64_t ret = fnv_offset_basis;
 
-            for (size_t i = 0; i < size; ++i)
-            {
-                ret ^= static_cast<uint64_t>(data[i]);
-                ret *= fnv_prime;
-            }
+			for (size_t i = 0; i < size; ++i)
+			{
+				ret ^= static_cast<uint64_t>(data[i]);
+				ret *= fnv_prime;
+			}
 
-            return static_cast<size_t>(ret);
-        }
-    };
+			return static_cast<size_t>(ret);
+		}
+	};
 }
 
 #endif // !__FENNIX_KERNEL_STD_FUNCTIONAL_H__
diff --git a/include_std/std/list.hpp b/include_std/std/list.hpp
deleted file mode 100644
index 5869cb0..0000000
--- a/include_std/std/list.hpp
+++ /dev/null
@@ -1,224 +0,0 @@
-/*
-	This file is part of Fennix Kernel.
-
-	Fennix Kernel is free software: you can redistribute it and/or
-	modify it under the terms of the GNU General Public License as
-	published by the Free Software Foundation, either version 3 of
-	the License, or (at your option) any later version.
-
-	Fennix Kernel is distributed in the hope that it will be useful,
-	but WITHOUT ANY WARRANTY; without even the implied warranty of
-	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-	GNU General Public License for more details.
-
-	You should have received a copy of the GNU General Public License
-	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
-*/
-
-#ifndef __FENNIX_KERNEL_STD_LIST_H__
-#define __FENNIX_KERNEL_STD_LIST_H__
-
-#include <types.h>
-#include <std/stdexcept.hpp>
-
-namespace std
-{
-    template <typename T>
-    class list
-    {
-    private:
-        struct Node
-        {
-            T value;
-            Node *prev;
-            Node *next;
-
-            Node(const T &v, Node *p = nullptr, Node *n = nullptr)
-                : value(v), prev(p), next(n) {}
-        };
-
-        Node *head;
-        Node *tail;
-        size_t size;
-
-    public:
-        list() : head(nullptr), tail(nullptr), size(0) {}
-        ~list() { clear(); }
-        list(const list &other) : head(nullptr), tail(nullptr), size(0) { *this = other; }
-
-        void push_back(const T &value)
-        {
-            Node *new_node = new Node(value, tail, nullptr);
-            if (empty())
-            {
-                head = tail = new_node;
-            }
-            else
-            {
-                tail->next = new_node;
-                tail = new_node;
-            }
-            ++size;
-        }
-
-        void pop_back()
-        {
-            if (empty())
-            {
-                throw std::runtime_error("list is empty");
-            }
-            else if (head == tail)
-            {
-                delete tail;
-                head = tail = nullptr;
-                --size;
-            }
-            else
-            {
-                Node *old_tail = tail;
-                tail = tail->prev;
-                tail->next = nullptr;
-                delete old_tail;
-                --size;
-            }
-        }
-
-        void push_front(const T &value)
-        {
-            Node *new_node = new Node(value, nullptr, head);
-            if (empty())
-            {
-                head = tail = new_node;
-            }
-            else
-            {
-                head->prev = new_node;
-                head = new_node;
-            }
-            ++size;
-        }
-
-        void pop_front()
-        {
-            if (empty())
-            {
-                throw std::runtime_error("list is empty");
-            }
-            else if (head == tail)
-            {
-                delete head;
-                head = tail = nullptr;
-                --size;
-            }
-            else
-            {
-                Node *old_head = head;
-                head = head->next;
-                head->prev = nullptr;
-                delete old_head;
-                --size;
-            }
-        }
-
-        bool empty() const { return size == 0; }
-
-        void clear()
-        {
-            while (!empty())
-                pop_back();
-        }
-
-        list &operator=(const list &other)
-        {
-            if (this != &other)
-            {
-                clear();
-                for (const T &value : other)
-                {
-                    push_back(value);
-                }
-            }
-            return *this;
-        }
-
-        class iterator
-        {
-        private:
-            Node *node;
-            friend class list;
-
-        public:
-            iterator(Node *p = nullptr) : node(p) {}
-            T &operator*() const { return node->value; }
-            T *operator->() const { return &node->value; }
-
-            iterator &operator++()
-            {
-                node = node->next;
-                return *this;
-            }
-
-            iterator &operator--()
-            {
-                node = node->prev;
-                return *this;
-            }
-
-            iterator operator++(int)
-            {
-                iterator tmp = *this;
-                ++*this;
-                return tmp;
-            }
-
-            iterator operator--(int)
-            {
-                iterator tmp = *this;
-                --*this;
-                return tmp;
-            }
-
-            bool operator==(const iterator &rhs) const { return node == rhs.node; }
-            bool operator!=(const iterator &rhs) const { return node != rhs.node; }
-        };
-
-        iterator begin() { return iterator(head); }
-        iterator end() { return iterator(nullptr); }
-
-        iterator insert(iterator pos, const T &value)
-        {
-            if (pos == end())
-            {
-                push_back(value);
-                return iterator(tail);
-            }
-            else if (pos == begin())
-            {
-                push_front(value);
-                return iterator(head);
-            }
-            else
-            {
-                Node *p = pos.node;
-                Node *new_node = new Node(value, p->prev, p);
-                p->prev->next = new_node;
-                p->prev = new_node;
-                ++size;
-                return iterator(new_node);
-            }
-        }
-
-        iterator erase(iterator pos)
-        {
-            Node *p = pos.node;
-            iterator next(p->next);
-            p->prev->next = p->next;
-            p->next->prev = p->prev;
-            delete p;
-            --size;
-            return next;
-        }
-    };
-}
-
-#endif // !__FENNIX_KERNEL_STD_LIST_H__
diff --git a/include_std/std/smart_ptr.hpp b/include_std/std/smart_ptr.hpp
index f6bc275..996fd59 100644
--- a/include_std/std/smart_ptr.hpp
+++ b/include_std/std/smart_ptr.hpp
@@ -34,242 +34,242 @@
 
 namespace std
 {
-    /**
-     * @brief A smart pointer class
-     *
-     * This class is a smart pointer class. It is used to manage the lifetime of
-     * objects. It is a reference counted pointer, so when the last reference to
-     * the object is removed, the object is deleted.
-     *
-     * Basic Usage:
-     * smart_ptr<char> pointer(new char());
-     * *pointer = 'a';
-     * printf("%c", *pointer); // Prints "a"
-     */
-    template <class T>
-    class smart_ptr
-    {
-        T *RealPointer;
+	/**
+	 * @brief A smart pointer class
+	 *
+	 * This class is a smart pointer class. It is used to manage the lifetime of
+	 * objects. It is a reference counted pointer, so when the last reference to
+	 * the object is removed, the object is deleted.
+	 *
+	 * Basic Usage:
+	 * smart_ptr<char> pointer(new char());
+	 * *pointer = 'a';
+	 * printf("%c", *pointer); // Prints "a"
+	 */
+	template <class T>
+	class smart_ptr
+	{
+		T *RealPointer;
 
-    public:
-        explicit smart_ptr(T *Pointer = nullptr)
-        {
-            spdbg("Smart pointer created (%#lx)", this->RealPointer);
-            this->RealPointer = Pointer;
-        }
+	public:
+		explicit smart_ptr(T *Pointer = nullptr)
+		{
+			spdbg("Smart pointer created (%#lx)", this->RealPointer);
+			this->RealPointer = Pointer;
+		}
 
-        ~smart_ptr()
-        {
-            spdbg("Smart pointer deleted (%#lx)", this->RealPointer);
-            delete this->RealPointer, this->RealPointer = nullptr;
-        }
+		~smart_ptr()
+		{
+			spdbg("Smart pointer deleted (%#lx)", this->RealPointer);
+			delete this->RealPointer, this->RealPointer = nullptr;
+		}
 
-        T &operator*()
-        {
-            spdbg("Smart pointer dereferenced (%#lx)", this->RealPointer);
-            return *this->RealPointer;
-        }
+		T &operator*()
+		{
+			spdbg("Smart pointer dereferenced (%#lx)", this->RealPointer);
+			return *this->RealPointer;
+		}
 
-        T *operator->()
-        {
-            spdbg("Smart pointer dereferenced (%#lx)", this->RealPointer);
-            return this->RealPointer;
-        }
+		T *operator->()
+		{
+			spdbg("Smart pointer dereferenced (%#lx)", this->RealPointer);
+			return this->RealPointer;
+		}
 
-        T *get()
-        {
-            spdbg("Smart pointer returned (%#lx)", this->RealPointer);
-            return this->RealPointer;
-        }
-    };
+		T *get()
+		{
+			spdbg("Smart pointer returned (%#lx)", this->RealPointer);
+			return this->RealPointer;
+		}
+	};
 
-    template <class T>
-    class auto_ptr
-    {
-    };
+	template <class T>
+	class auto_ptr
+	{
+	};
 
-    template <class T>
-    class unique_ptr
-    {
-    };
+	template <class T>
+	class unique_ptr
+	{
+	};
 
-    template <class T>
-    class weak_ptr
-    {
-    };
+	template <class T>
+	class weak_ptr
+	{
+	};
 
-    template <typename T>
-    class shared_ptr
-    {
-    private:
-        class counter
-        {
-        private:
-            unsigned int RefCount{};
+	template <typename T>
+	class shared_ptr
+	{
+	private:
+		class counter
+		{
+		private:
+			unsigned int RefCount{};
 
-        public:
-            counter() : RefCount(0) { spdbg("Counter %#lx created", this); };
-            counter(const counter &) = delete;
-            counter &operator=(const counter &) = delete;
-            ~counter() { spdbg("Counter %#lx deleted", this); }
-            void reset()
-            {
-                this->RefCount = 0;
-                spdbg("reset");
-            }
+		public:
+			counter() : RefCount(0) { spdbg("Counter %#lx created", this); };
+			counter(const counter &) = delete;
+			counter &operator=(const counter &) = delete;
+			~counter() { spdbg("Counter %#lx deleted", this); }
+			void reset()
+			{
+				this->RefCount = 0;
+				spdbg("reset");
+			}
 
-            unsigned int get()
-            {
-                return this->RefCount;
-                spdbg("return");
-            }
+			unsigned int get()
+			{
+				return this->RefCount;
+				spdbg("return");
+			}
 
-            void operator++()
-            {
-                this->RefCount++;
-                spdbg("increment");
-            }
+			void operator++()
+			{
+				this->RefCount++;
+				spdbg("increment");
+			}
 
-            void operator++(int)
-            {
-                this->RefCount++;
-                spdbg("increment");
-            }
+			void operator++(int)
+			{
+				this->RefCount++;
+				spdbg("increment");
+			}
 
-            void operator--()
-            {
-                this->RefCount--;
-                spdbg("decrement");
-            }
+			void operator--()
+			{
+				this->RefCount--;
+				spdbg("decrement");
+			}
 
-            void operator--(int)
-            {
-                this->RefCount--;
-                spdbg("decrement");
-            }
-        };
+			void operator--(int)
+			{
+				this->RefCount--;
+				spdbg("decrement");
+			}
+		};
 
-        counter *ReferenceCounter;
-        T *RealPointer;
+		counter *ReferenceCounter;
+		T *RealPointer;
 
-    public:
-        explicit shared_ptr(T *Pointer = nullptr)
-        {
-            this->RealPointer = Pointer;
-            this->ReferenceCounter = new counter();
-            spdbg("[%#lx] Shared pointer created (ptr=%#lx, ref=%#lx)", this, Pointer, this->ReferenceCounter);
-            if (Pointer)
-                (*this->ReferenceCounter)++;
-        }
+	public:
+		explicit shared_ptr(T *Pointer = nullptr)
+		{
+			this->RealPointer = Pointer;
+			this->ReferenceCounter = new counter();
+			spdbg("[%#lx] Shared pointer created (ptr=%#lx, ref=%#lx)", this, Pointer, this->ReferenceCounter);
+			if (Pointer)
+				(*this->ReferenceCounter)++;
+		}
 
-        shared_ptr(shared_ptr<T> &SPtr)
-        {
-            spdbg("[%#lx] Shared pointer copied (ptr=%#lx, ref=%#lx)", this, SPtr.RealPointer, SPtr.ReferenceCounter);
-            this->RealPointer = SPtr.RealPointer;
-            this->ReferenceCounter = SPtr.ReferenceCounter;
-            (*this->ReferenceCounter)++;
-        }
+		shared_ptr(shared_ptr<T> &SPtr)
+		{
+			spdbg("[%#lx] Shared pointer copied (ptr=%#lx, ref=%#lx)", this, SPtr.RealPointer, SPtr.ReferenceCounter);
+			this->RealPointer = SPtr.RealPointer;
+			this->ReferenceCounter = SPtr.ReferenceCounter;
+			(*this->ReferenceCounter)++;
+		}
 
-        ~shared_ptr()
-        {
-            spdbg("[%#lx] Shared pointer destructor called", this);
-            (*this->ReferenceCounter)--;
-            if (this->ReferenceCounter->get() == 0)
-            {
-                spdbg("[%#lx] Shared pointer deleted (ptr=%#lx, ref=%#lx)", this, this->RealPointer, this->ReferenceCounter);
-                delete this->ReferenceCounter, this->ReferenceCounter = nullptr;
-                delete this->RealPointer, this->RealPointer = nullptr;
-            }
-        }
+		~shared_ptr()
+		{
+			spdbg("[%#lx] Shared pointer destructor called", this);
+			(*this->ReferenceCounter)--;
+			if (this->ReferenceCounter->get() == 0)
+			{
+				spdbg("[%#lx] Shared pointer deleted (ptr=%#lx, ref=%#lx)", this, this->RealPointer, this->ReferenceCounter);
+				delete this->ReferenceCounter, this->ReferenceCounter = nullptr;
+				delete this->RealPointer, this->RealPointer = nullptr;
+			}
+		}
 
-        unsigned int get_count()
-        {
-            spdbg("[%#lx] Shared pointer count (%d)", this, this->ReferenceCounter->get());
-            return this->ReferenceCounter->get();
-        }
+		unsigned int get_count()
+		{
+			spdbg("[%#lx] Shared pointer count (%d)", this, this->ReferenceCounter->get());
+			return this->ReferenceCounter->get();
+		}
 
-        T *get()
-        {
-            spdbg("[%#lx] Shared pointer get (%#lx)", this, this->RealPointer);
-            return this->RealPointer;
-        }
+		T *get()
+		{
+			spdbg("[%#lx] Shared pointer get (%#lx)", this, this->RealPointer);
+			return this->RealPointer;
+		}
 
-        T &operator*()
-        {
-            spdbg("[%#lx] Shared pointer dereference (ptr*=%#lx)", this, *this->RealPointer);
-            return *this->RealPointer;
-        }
+		T &operator*()
+		{
+			spdbg("[%#lx] Shared pointer dereference (ptr*=%#lx)", this, *this->RealPointer);
+			return *this->RealPointer;
+		}
 
-        T *operator->()
-        {
-            spdbg("[%#lx] Shared pointer dereference (ptr->%#lx)", this, this->RealPointer);
-            return this->RealPointer;
-        }
+		T *operator->()
+		{
+			spdbg("[%#lx] Shared pointer dereference (ptr->%#lx)", this, this->RealPointer);
+			return this->RealPointer;
+		}
 
-        void reset(T *Pointer = nullptr)
-        {
-            if (this->RealPointer == Pointer)
-                return;
-            spdbg("[%#lx] Shared pointer reset (ptr=%#lx, ref=%#lx)", this, Pointer, this->ReferenceCounter);
-            (*this->ReferenceCounter)--;
-            if (this->ReferenceCounter->get() == 0)
-            {
-                delete this->RealPointer;
-                delete this->ReferenceCounter;
-            }
-            this->RealPointer = Pointer;
-            this->ReferenceCounter = new counter();
-            if (Pointer)
-                (*this->ReferenceCounter)++;
-        }
+		void reset(T *Pointer = nullptr)
+		{
+			if (this->RealPointer == Pointer)
+				return;
+			spdbg("[%#lx] Shared pointer reset (ptr=%#lx, ref=%#lx)", this, Pointer, this->ReferenceCounter);
+			(*this->ReferenceCounter)--;
+			if (this->ReferenceCounter->get() == 0)
+			{
+				delete this->RealPointer;
+				delete this->ReferenceCounter;
+			}
+			this->RealPointer = Pointer;
+			this->ReferenceCounter = new counter();
+			if (Pointer)
+				(*this->ReferenceCounter)++;
+		}
 
-        void reset()
-        {
-            spdbg("[%#lx] Shared pointer reset (ptr=%#lx, ref=%#lx)", this, this->RealPointer, this->ReferenceCounter);
-            if (this->ReferenceCounter->get() == 1)
-            {
-                delete this->RealPointer, this->RealPointer = nullptr;
-                delete this->ReferenceCounter, this->ReferenceCounter = nullptr;
-            }
-            else
-            {
-                (*this->ReferenceCounter)--;
-            }
-        }
+		void reset()
+		{
+			spdbg("[%#lx] Shared pointer reset (ptr=%#lx, ref=%#lx)", this, this->RealPointer, this->ReferenceCounter);
+			if (this->ReferenceCounter->get() == 1)
+			{
+				delete this->RealPointer, this->RealPointer = nullptr;
+				delete this->ReferenceCounter, this->ReferenceCounter = nullptr;
+			}
+			else
+			{
+				(*this->ReferenceCounter)--;
+			}
+		}
 
-        void swap(shared_ptr<T> &Other)
-        {
-            spdbg("[%#lx] Shared pointer swap (ptr=%#lx, ref=%#lx <=> ptr=%#lx, ref=%#lx)",
-                  this, this->RealPointer, this->ReferenceCounter, Other.RealPointer, Other.ReferenceCounter);
-            T *tempRealPointer = this->RealPointer;
-            counter *tempReferenceCounter = this->ReferenceCounter;
-            this->RealPointer = Other.RealPointer;
-            this->ReferenceCounter = Other.ReferenceCounter;
-            Other.RealPointer = tempRealPointer;
-            Other.ReferenceCounter = tempReferenceCounter;
-        }
-    };
+		void swap(shared_ptr<T> &Other)
+		{
+			spdbg("[%#lx] Shared pointer swap (ptr=%#lx, ref=%#lx <=> ptr=%#lx, ref=%#lx)",
+				  this, this->RealPointer, this->ReferenceCounter, Other.RealPointer, Other.ReferenceCounter);
+			T *tempRealPointer = this->RealPointer;
+			counter *tempReferenceCounter = this->ReferenceCounter;
+			this->RealPointer = Other.RealPointer;
+			this->ReferenceCounter = Other.ReferenceCounter;
+			Other.RealPointer = tempRealPointer;
+			Other.ReferenceCounter = tempReferenceCounter;
+		}
+	};
 
-    template <typename T>
-    using remove_reference_t = typename remove_reference<T>::type;
+	template <typename T>
+	using remove_reference_t = typename remove_reference<T>::type;
 
-    template <typename T>
-    T &&forward(remove_reference_t<T> &t) { return static_cast<T &&>(t); };
+	template <typename T>
+	T &&forward(remove_reference_t<T> &t) { return static_cast<T &&>(t); };
 
-    template <typename T>
-    T &&forward(remove_reference_t<T> &&t) { return static_cast<T &&>(t); };
+	template <typename T>
+	T &&forward(remove_reference_t<T> &&t) { return static_cast<T &&>(t); };
 
-    template <typename T, typename... Args>
-    shared_ptr<T> make_shared(Args &&...args)
-    {
-        return shared_ptr<T>(new T(forward<Args>(args)...));
-    };
+	template <typename T, typename... Args>
+	shared_ptr<T> make_shared(Args &&...args)
+	{
+		return shared_ptr<T>(new T(forward<Args>(args)...));
+	};
 
-    template <typename T, typename... Args>
-    smart_ptr<T> make_smart(Args &&...args)
-    {
-        return smart_ptr<T>(new T(forward<Args>(args)...));
-    };
+	template <typename T, typename... Args>
+	smart_ptr<T> make_smart(Args &&...args)
+	{
+		return smart_ptr<T>(new T(forward<Args>(args)...));
+	};
 }
 
 #endif // !__FENNIX_KERNEL_STD_SMART_POINTER_H__
diff --git a/include_std/std/string.hpp b/include_std/std/string.hpp
deleted file mode 100644
index f0dd0ad..0000000
--- a/include_std/std/string.hpp
+++ /dev/null
@@ -1,644 +0,0 @@
-/*
-	This file is part of Fennix Kernel.
-
-	Fennix Kernel is free software: you can redistribute it and/or
-	modify it under the terms of the GNU General Public License as
-	published by the Free Software Foundation, either version 3 of
-	the License, or (at your option) any later version.
-
-	Fennix Kernel is distributed in the hope that it will be useful,
-	but WITHOUT ANY WARRANTY; without even the implied warranty of
-	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-	GNU General Public License for more details.
-
-	You should have received a copy of the GNU General Public License
-	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
-*/
-
-#ifndef __FENNIX_KERNEL_STD_STRING_H__
-#define __FENNIX_KERNEL_STD_STRING_H__
-
-#include <types.h>
-#include <convert.h>
-#include <debug.h>
-
-// Show debug messages
-// #define DEBUG_CPP_STRING 1
-// #define DEBUG_CPP_STRING_VERBOSE 1
-
-#ifdef DEBUG_CPP_STRING
-#define strdbg(m, ...) debug(m, ##__VA_ARGS__)
-#else
-#define strdbg(m, ...)
-#endif
-
-#ifdef DEBUG_CPP_STRING_VERBOSE
-#define v_strdbg(m, ...) debug(m, ##__VA_ARGS__)
-#else
-#define v_strdbg(m, ...)
-#endif
-
-// TODO: Somewhere the delete is called twice, causing a double free error.
-
-namespace std
-{
-	/**
-	 * @brief String class
-	 * String class that can be used to store strings.
-	 */
-	class string
-	{
-	private:
-		char *Data{};
-		size_t Length{};
-		size_t Capacity{};
-
-	public:
-		static const size_t npos = -1;
-
-		string(const char *Str = "")
-		{
-			this->Length = strlen(Str);
-			this->Capacity = this->Length + 1;
-			this->Data = new char[this->Capacity];
-			strcpy(this->Data, Str);
-			strdbg("%#lx: New string created: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-		}
-
-		~string()
-		{
-			strdbg("%#lx: String deleted: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-			delete[] this->Data, this->Data = nullptr;
-		}
-
-		size_t length() const
-		{
-			v_strdbg("%#lx: String length: %d",
-					 this, this->Length);
-			return this->Length;
-		}
-
-		size_t capacity() const
-		{
-			v_strdbg("%#lx: String capacity: %d",
-					 this, this->Capacity);
-			return this->Capacity;
-		}
-
-		const char *c_str() const
-		{
-			v_strdbg("%#lx: String data: \"%s\"",
-					 this, this->Data);
-			return this->Data;
-		}
-
-		void resize(size_t NewLength)
-		{
-			strdbg("%#lx: String resize: %d",
-				   this, NewLength);
-			if (NewLength < this->Capacity)
-			{
-				this->Length = NewLength;
-				this->Data[this->Length] = '\0';
-
-				strdbg("%#lx: String resized: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-					   this, this->Data, this->Data, this->Length, this->Capacity);
-				return;
-			}
-
-			size_t newCapacity = NewLength + 1;
-			char *newData = new char[newCapacity];
-			strcpy(newData, this->Data);
-
-			strdbg("%#lx: old: %#lx, new: %#lx",
-				   this, this->Data, newData);
-
-			delete[] this->Data;
-			this->Data = newData;
-			this->Length = NewLength;
-			this->Capacity = newCapacity;
-
-			strdbg("%#lx: String resized: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-		}
-
-		void concat(const string &Other)
-		{
-			size_t NewLength = this->Length + Other.Length;
-			this->resize(NewLength);
-
-			strcat(this->Data, Other.Data);
-			strdbg("%#lx: String concatenated: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-		}
-
-		bool empty() const
-		{
-			strdbg("%#lx: String empty: %d",
-				   this, this->Length == 0);
-			return this->Length == 0;
-		}
-
-		size_t size() const
-		{
-			strdbg("%#lx: String size: %d",
-				   this, this->Length);
-			return this->Length;
-		}
-
-		void clear()
-		{
-			strdbg("%#lx: String clear", this);
-			this->resize(0);
-		}
-
-		size_t find(const char *Str, size_t Pos = 0) const
-		{
-			strdbg("%#lx: String find: \"%s\", %d",
-				   this, Str, Pos);
-			if (Pos >= this->Length)
-				return npos;
-
-			for (size_t i = Pos; i < this->Length; i++)
-			{
-				bool found = true;
-				for (size_t j = 0; Str[j] != '\0'; j++)
-				{
-					if (this->Data[i + j] != Str[j])
-					{
-						found = false;
-						break;
-					}
-				}
-				if (found)
-					return i;
-			}
-			return npos;
-		}
-
-		size_t find(const string &Str, size_t Pos = 0) const
-		{
-			strdbg("%#lx: String find: \"%s\", %d",
-				   this, Str.c_str(), Pos);
-			return this->find(Str.c_str(), Pos);
-		}
-
-		void erase(int Index, int Count = 1)
-		{
-			strdbg("%#lx: String erase: %d, %d",
-				   this, Index, Count);
-			if (Index < 0 || (size_t)Index >= this->Length)
-				return;
-
-			if (Count < 0)
-				return;
-
-			if ((size_t)(Index + Count) > this->Length)
-				Count = (int)this->Length - Index;
-
-			for (size_t i = Index; i < this->Length - Count; i++)
-				this->Data[i] = this->Data[i + Count];
-
-			this->Length -= Count;
-			this->Data[this->Length] = '\0';
-			strdbg("%#lx: String erased: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-		}
-
-		size_t find_last_not_of(const char *Str, size_t Pos = npos) const
-		{
-			strdbg("%#lx: String find_last_not_of: \"%s\", %d",
-				   this, Str, Pos);
-			if (Pos == npos)
-				Pos = this->Length - 1;
-
-			for (int i = (int)Pos; i >= 0; i--)
-			{
-				bool found = false;
-				for (size_t j = 0; Str[j] != '\0'; j++)
-				{
-					if (this->Data[i] == Str[j])
-					{
-						found = true;
-						break;
-					}
-				}
-				if (!found)
-					return i;
-			}
-			return npos;
-		}
-
-		size_t find_first_not_of(const char *Str, size_t Pos = 0) const
-		{
-			strdbg("%#lx: String find_first_not_of: \"%s\", %d",
-				   this, Str, Pos);
-			if (Pos >= this->Length)
-				return npos;
-
-			for (size_t i = Pos; i < this->Length; i++)
-			{
-				bool found = false;
-				for (size_t j = 0; Str[j] != '\0'; j++)
-				{
-					if (this->Data[i] == Str[j])
-					{
-						found = true;
-						break;
-					}
-				}
-				if (!found)
-					return i;
-			}
-			return npos;
-		}
-
-		size_t find_first_of(const char *Str, size_t Pos = 0) const
-		{
-			strdbg("%#lx: String find_first_of: \"%s\", %d",
-				   this, Str, Pos);
-			if (Pos >= this->Length)
-				return npos;
-
-			for (size_t i = Pos; i < this->Length; i++)
-			{
-				bool found = false;
-				for (size_t j = 0; Str[j] != '\0'; j++)
-				{
-					if (this->Data[i] == Str[j])
-					{
-						found = true;
-						break;
-					}
-				}
-				if (found)
-					return i;
-			}
-			return npos;
-		}
-
-		size_t find_last_of(const char *Str, size_t Pos = npos) const
-		{
-			strdbg("%#lx: String find_last_of: \"%s\", %d",
-				   this, Str, Pos);
-			if (Pos == npos)
-				Pos = this->Length - 1;
-
-			for (int i = (int)Pos; i >= 0; i--)
-			{
-				bool found = false;
-				for (int j = 0; Str[j] != '\0'; j++)
-				{
-					if (this->Data[i] == Str[j])
-					{
-						found = true;
-						break;
-					}
-				}
-				if (found)
-					return i;
-			}
-			return npos;
-		}
-
-		size_t find_first_of(char C, size_t Pos = 0) const
-		{
-			strdbg("%#lx: String find_first_of: '%c', %d",
-				   this, C, Pos);
-			if (Pos >= this->Length)
-				return npos;
-
-			for (size_t i = Pos; i < this->Length; i++)
-			{
-				if (this->Data[i] == C)
-					return i;
-			}
-			return npos;
-		}
-
-		size_t find_last_of(char C, size_t Pos = npos) const
-		{
-			strdbg("%#lx: String find_last_of: '%c', %d",
-				   this, C, Pos);
-			if (Pos == npos)
-				Pos = this->Length - 1;
-
-			for (int i = (int)Pos; i >= 0; i--)
-			{
-				if (this->Data[i] == C)
-					return i;
-			}
-			return npos;
-		}
-
-		size_t substr(const char *Str, size_t Pos = 0) const
-		{
-			strdbg("%#lx: String substr: \"%s\", %d",
-				   this, Str, Pos);
-			if (Pos >= this->Length)
-				return npos;
-
-			for (size_t i = Pos; i < this->Length; i++)
-			{
-				bool found = true;
-				for (size_t j = 0; Str[j] != '\0'; j++)
-				{
-					if (this->Data[i + j] != Str[j])
-					{
-						found = false;
-						break;
-					}
-				}
-				if (found)
-					return i;
-			}
-			return npos;
-		}
-
-		size_t substr(const string &Str, size_t Pos = 0) const
-		{
-			strdbg("%#lx: String substr: \"%s\", %d",
-				   this, Str.c_str(), Pos);
-			return this->substr(Str.c_str(), Pos);
-		}
-
-		string substr(size_t Pos = 0, size_t Count = npos) const
-		{
-			strdbg("%#lx: String substr: %d, %d",
-				   this, Pos, Count);
-			if (Pos >= this->Length)
-				return string();
-
-			if (Count == npos)
-				Count = this->Length - Pos;
-
-			if (Pos + Count > this->Length)
-				Count = this->Length - Pos;
-
-			string ret;
-			ret.resize(Count);
-			for (size_t i = 0; i < Count; i++)
-				ret.Data[i] = this->Data[Pos + i];
-			ret.Data[Count] = '\0';
-			return ret;
-		}
-
-		void replace(size_t Pos, size_t Count, const char *Str)
-		{
-			strdbg("%#lx: String replace: %d, %d, \"%s\"",
-				   this, Pos, Count, Str);
-			if (Pos >= this->Length)
-				return;
-
-			if ((int64_t)Count <= 0)
-				return;
-
-			if (Pos + Count > this->Length)
-				Count = this->Length - Pos;
-
-			size_t NewLength = this->Length - Count + strlen(Str);
-			this->resize(NewLength);
-
-			for (size_t i = this->Length - 1; i >= Pos + strlen(Str); i--)
-				this->Data[i] = this->Data[i - strlen(Str) + Count];
-
-			for (unsigned long i = 0; i < strlen(Str); i++)
-				this->Data[Pos + i] = Str[i];
-
-			strdbg("%#lx: String replaced: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-		}
-
-		void replace(size_t Pos, size_t Count, const string &Str)
-		{
-			strdbg("%#lx: String replace: %d, %d, \"%s\"",
-				   this, Pos, Count, Str.Data);
-			if (Pos >= this->Length)
-				return;
-
-			if ((int64_t)Count <= 0)
-				return;
-
-			if (Pos + Count > this->Length)
-				Count = this->Length - Pos;
-
-			size_t NewLength = this->Length - Count + Str.Length;
-			this->resize(NewLength);
-
-			for (size_t i = this->Length - 1; i >= Pos + Str.Length; i--)
-				this->Data[i] = this->Data[i - Str.Length + Count];
-
-			for (size_t i = 0; i < Str.Length; i++)
-				this->Data[Pos + i] = Str.Data[i];
-
-			strdbg("%#lx: String replaced: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-		}
-
-		void pop_back()
-		{
-			strdbg("%#lx: String pop_back", this);
-			if (this->Length > 0)
-			{
-				this->Data[this->Length - 1] = '\0';
-				this->Length--;
-			}
-		}
-
-		string operator+(const string &Other) const
-		{
-			string result = *this;
-			result.concat(Other);
-			strdbg("%#lx: String added: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, result.Data, result.Data, result.Length, result.Capacity);
-			return result;
-		}
-
-		string operator+(const char *Other) const
-		{
-			string result = *this;
-			result.concat(Other);
-			strdbg("%#lx: String added: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, result.Data, result.Data, result.Length, result.Capacity);
-			return result;
-		}
-
-		string &operator+=(const string &Other)
-		{
-			this->concat(Other);
-			strdbg("%#lx: String appended: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-			return *this;
-		}
-
-		string &operator+=(const char *Other)
-		{
-			this->concat(Other);
-			strdbg("%#lx: String appended: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-			return *this;
-		}
-
-		string &operator+=(char Other)
-		{
-			const char str[2] = {Other, '\0'};
-			this->concat(str);
-			strdbg("%#lx: String appended: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-			return *this;
-		}
-
-		/* warning: implicitly-declared ‘constexpr String::String(const String&)’ is deprecated [-Wdeprecated-copy] */
-		string &operator=(const string &Other) = default;
-
-		// string &operator=(const string &Other)
-		// {
-		// 	if (this != &Other)
-		// 	{
-		// 		delete[] this->Data;
-		// 		this->Data = Other.Data;
-		// 		this->Length = Other.Length;
-		// 		this->Capacity = Other.Capacity;
-		// 		strdbg("%#lx: String assigned: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-		// 			   this, this->Data, this->Data, this->Length, this->Capacity);
-		// 	}
-		// 	return *this;
-		// }
-
-		string &operator=(const char *Other)
-		{
-			this->Length = strlen(Other);
-			this->Capacity = this->Length + 1;
-			delete[] this->Data;
-			this->Data = new char[this->Capacity];
-			strcpy(this->Data, Other);
-			strdbg("%#lx: String assigned: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-			return *this;
-		}
-
-		string &operator<<(const string &Other)
-		{
-			this->concat(Other);
-			strdbg("%#lx: String appended: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-			return *this;
-		}
-
-		string &operator<<(const char *Other)
-		{
-			this->concat(Other);
-			strdbg("%#lx: String appended: \"%s\" (data: %#lx, length: %d, capacity: %d)",
-				   this, this->Data, this->Data, this->Length, this->Capacity);
-			return *this;
-		}
-
-		char &operator[](int Index)
-		{
-			strdbg("%#lx: String index: %d", this, Index);
-			return this->Data[Index];
-		}
-
-		const char &operator[](int Index) const
-		{
-			strdbg("%#lx: String index: %d", this, Index);
-			return this->Data[Index];
-		}
-
-		char &operator[](size_t Index)
-		{
-			strdbg("%#lx: String index: %d", this, Index);
-			return this->Data[Index];
-		}
-
-		const char &operator[](size_t Index) const
-		{
-			strdbg("%#lx: String index: %d", this, Index);
-			return this->Data[Index];
-		}
-
-		bool operator==(const string &Other) const
-		{
-			strdbg("%#lx: String compared: \"%s\" == \"%s\"",
-				   this, this->Data, Other.Data);
-			return strcmp(this->Data, Other.Data) == 0;
-		}
-
-		bool operator!=(const char *Other) const
-		{
-			strdbg("%#lx: String compared: \"%s\" != \"%s\"",
-				   this, this->Data, Other);
-			return strcmp(this->Data, Other) != 0;
-		}
-
-		bool operator!=(const string &Other) const
-		{
-			strdbg("%#lx: String compared: \"%s\" != \"%s\"",
-				   this, this->Data, Other.Data);
-			return strcmp(this->Data, Other.Data) != 0;
-		}
-
-		bool operator==(const char *Other) const
-		{
-			strdbg("%#lx: String compared: \"%s\" == \"%s\"",
-				   this, this->Data, Other);
-			return strcmp(this->Data, Other) == 0;
-		}
-
-		class iterator
-		{
-		private:
-			char *Pointer;
-
-		public:
-			iterator(char *Pointer) : Pointer(Pointer) {}
-
-			iterator &operator++()
-			{
-				++this->Pointer;
-				strdbg("%#lx: String iterator incremented: %#lx",
-					   this, this->Pointer);
-				return *this;
-			}
-
-			char &operator*()
-			{
-				strdbg("%#lx: String iterator dereferenced: %#lx",
-					   this, this->Pointer);
-				return *this->Pointer;
-			}
-
-			bool operator!=(const iterator &Other) const
-			{
-				strdbg("%#lx: String iterator compared: %#lx != %#lx",
-					   this, this->Pointer, Other.Pointer);
-				return this->Pointer != Other.Pointer;
-			}
-
-			bool operator==(const iterator &Other) const
-			{
-				strdbg("%#lx: String iterator compared: %#lx == %#lx",
-					   this, this->Pointer, Other.Pointer);
-				return this->Pointer == Other.Pointer;
-			}
-		};
-
-		iterator begin()
-		{
-			strdbg("%#lx: String iterator begin: %#lx",
-				   this, this->Data);
-			return iterator(this->Data);
-		}
-
-		iterator end()
-		{
-			strdbg("%#lx: String iterator end: %#lx",
-				   this, this->Data + this->Length);
-			return iterator(this->Data + this->Length);
-		}
-	};
-}
-
-#endif // !__FENNIX_KERNEL_STD_STRING_H__
diff --git a/include_std/std/unordered_map.hpp b/include_std/std/unordered_map.hpp
index 84ae6e7..1532b16 100644
--- a/include_std/std/unordered_map.hpp
+++ b/include_std/std/unordered_map.hpp
@@ -21,8 +21,8 @@
 #include <types.h>
 #include <std/functional.hpp>
 #include <std/utility.hpp>
-#include <std/list.hpp>
 #include <vector>
+#include <list>
 
 namespace std
 {
diff --git a/include_std/std/utility.hpp b/include_std/std/utility.hpp
index 518fdfe..9c2b16e 100644
--- a/include_std/std/utility.hpp
+++ b/include_std/std/utility.hpp
@@ -22,18 +22,18 @@
 
 namespace std
 {
-    template <typename T1, typename T2>
-    struct pair
-    {
-        typedef T1 first_type;
-        typedef T2 second_type;
+	template <typename T1, typename T2>
+	struct pair
+	{
+		typedef T1 first_type;
+		typedef T2 second_type;
 
-        T1 first;
-        T2 second;
+		T1 first;
+		T2 second;
 
-        pair() : first(T1()), second(T2()) {}
-        pair(const T1 &x, const T2 &y) : first(x), second(y) {}
-    };
+		pair() : first(T1()), second(T2()) {}
+		pair(const T1 &x, const T2 &y) : first(x), second(y) {}
+	};
 }
 
 #endif // !__FENNIX_KERNEL_STD_UTILITY_H__
diff --git a/include_std/std/stdexcept.hpp b/include_std/stdexcept
similarity index 65%
rename from include_std/std/stdexcept.hpp
rename to include_std/stdexcept
index 5f35d50..c5aef13 100644
--- a/include_std/std/stdexcept.hpp
+++ b/include_std/stdexcept
@@ -15,22 +15,17 @@
 	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
 */
 
-#ifndef __FENNIX_KERNEL_STD_STDEXCEPT_H__
-#define __FENNIX_KERNEL_STD_STDEXCEPT_H__
-
-#include <types.h>
+#pragma once
 
 namespace std
 {
-    class runtime_error
-    {
-    private:
-        const char *m_what;
+	class runtime_error
+	{
+	private:
+		const char *m_what;
 
-    public:
-        runtime_error(const char *what_arg) : m_what(what_arg) {}
-        const char *what() const { return this->m_what; }
-    };
+	public:
+		runtime_error(const char *what_arg) : m_what(what_arg) {}
+		const char *what() const { return this->m_what; }
+	};
 }
-
-#endif // !__FENNIX_KERNEL_STD_STDEXCEPT_H__
diff --git a/include_std/string b/include_std/string
index 928ea3f..a1ba00d 100644
--- a/include_std/string
+++ b/include_std/string
@@ -16,4 +16,667 @@
 */
 
 #pragma once
-#include <std/string.hpp>
+#include <types.h>
+#include <convert.h>
+#include <debug.h>
+
+// Show debug messages
+// #define DEBUG_CPP_STRING 1
+// #define DEBUG_CPP_STRING_VERBOSE 1
+
+#ifdef DEBUG_CPP_STRING
+#define strdbg(m, ...) debug(m, ##__VA_ARGS__)
+#else
+#define strdbg(m, ...)
+#endif
+
+#ifdef DEBUG_CPP_STRING_VERBOSE
+#define v_strdbg(m, ...) debug(m, ##__VA_ARGS__)
+#else
+#define v_strdbg(m, ...)
+#endif
+
+// TODO: Somewhere the delete is called twice, causing a double free error.
+
+namespace std
+{
+	template <typename T>
+	char *to_string(T value)
+	{
+		static char buffer[1024];
+		bool isNegative = false;
+		int index = 0;
+
+		if (value < 0)
+		{
+			isNegative = true;
+			value = -value;
+		}
+
+		if (value == 0)
+			buffer[index++] = '0';
+		else
+		{
+			while (value > 0)
+			{
+				buffer[index++] = (char)(48 /*'0'*/ + (value % 10));
+				value /= 10;
+			}
+		}
+
+		if (isNegative)
+			buffer[index++] = '-';
+
+		int start = isNegative ? 1 : 0;
+		int end = index - 1;
+		while (start < end)
+		{
+			char temp = buffer[start];
+			buffer[start] = buffer[end];
+			buffer[end] = temp;
+			start++;
+			end--;
+		}
+
+		buffer[index] = '\0';
+		return buffer;
+	}
+
+	/**
+	 * @brief String class
+	 * String class that can be used to store strings.
+	 */
+	class string
+	{
+	private:
+		char *Data{};
+		size_t Length{};
+		size_t Capacity{};
+
+	public:
+		static const size_t npos = -1;
+
+		string(const char *Str = "")
+		{
+			this->Length = strlen(Str);
+			this->Capacity = this->Length + 1;
+			this->Data = new char[this->Capacity];
+			strcpy(this->Data, Str);
+			strdbg("%#lx: New string created: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+		}
+
+		~string()
+		{
+			strdbg("%#lx: String deleted: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+			delete[] this->Data, this->Data = nullptr;
+		}
+
+		size_t length() const
+		{
+			v_strdbg("%#lx: String length: %d",
+					 this, this->Length);
+			return this->Length;
+		}
+
+		size_t capacity() const
+		{
+			v_strdbg("%#lx: String capacity: %d",
+					 this, this->Capacity);
+			return this->Capacity;
+		}
+
+		const char *c_str() const
+		{
+			v_strdbg("%#lx: String data: \"%s\"",
+					 this, this->Data);
+			return this->Data;
+		}
+
+		void resize(size_t NewLength)
+		{
+			strdbg("%#lx: String resize: %d",
+				   this, NewLength);
+			if (NewLength < this->Capacity)
+			{
+				this->Length = NewLength;
+				this->Data[this->Length] = '\0';
+
+				strdbg("%#lx: String resized: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+					   this, this->Data, this->Data, this->Length, this->Capacity);
+				return;
+			}
+
+			size_t newCapacity = NewLength + 1;
+			char *newData = new char[newCapacity];
+			strcpy(newData, this->Data);
+
+			strdbg("%#lx: old: %#lx, new: %#lx",
+				   this, this->Data, newData);
+
+			delete[] this->Data;
+			this->Data = newData;
+			this->Length = NewLength;
+			this->Capacity = newCapacity;
+
+			strdbg("%#lx: String resized: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+		}
+
+		void concat(const string &Other)
+		{
+			size_t NewLength = this->Length + Other.Length;
+			this->resize(NewLength);
+
+			strcat(this->Data, Other.Data);
+			strdbg("%#lx: String concatenated: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+		}
+
+		bool empty() const
+		{
+			strdbg("%#lx: String empty: %d",
+				   this, this->Length == 0);
+			return this->Length == 0;
+		}
+
+		size_t size() const
+		{
+			strdbg("%#lx: String size: %d",
+				   this, this->Length);
+			return this->Length;
+		}
+
+		void clear()
+		{
+			strdbg("%#lx: String clear", this);
+			this->resize(0);
+		}
+
+		size_t find(const char *Str, size_t Pos = 0) const
+		{
+			strdbg("%#lx: String find: \"%s\", %d",
+				   this, Str, Pos);
+			if (Pos >= this->Length)
+				return npos;
+
+			for (size_t i = Pos; i < this->Length; i++)
+			{
+				bool found = true;
+				for (size_t j = 0; Str[j] != '\0'; j++)
+				{
+					if (this->Data[i + j] != Str[j])
+					{
+						found = false;
+						break;
+					}
+				}
+				if (found)
+					return i;
+			}
+			return npos;
+		}
+
+		size_t find(const string &Str, size_t Pos = 0) const
+		{
+			strdbg("%#lx: String find: \"%s\", %d",
+				   this, Str.c_str(), Pos);
+			return this->find(Str.c_str(), Pos);
+		}
+
+		void erase(int Index, int Count = 1)
+		{
+			strdbg("%#lx: String erase: %d, %d",
+				   this, Index, Count);
+			if (Index < 0 || (size_t)Index >= this->Length)
+				return;
+
+			if (Count < 0)
+				return;
+
+			if ((size_t)(Index + Count) > this->Length)
+				Count = (int)this->Length - Index;
+
+			for (size_t i = Index; i < this->Length - Count; i++)
+				this->Data[i] = this->Data[i + Count];
+
+			this->Length -= Count;
+			this->Data[this->Length] = '\0';
+			strdbg("%#lx: String erased: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+		}
+
+		size_t find_last_not_of(const char *Str, size_t Pos = npos) const
+		{
+			strdbg("%#lx: String find_last_not_of: \"%s\", %d",
+				   this, Str, Pos);
+			if (Pos == npos)
+				Pos = this->Length - 1;
+
+			for (int i = (int)Pos; i >= 0; i--)
+			{
+				bool found = false;
+				for (size_t j = 0; Str[j] != '\0'; j++)
+				{
+					if (this->Data[i] == Str[j])
+					{
+						found = true;
+						break;
+					}
+				}
+				if (!found)
+					return i;
+			}
+			return npos;
+		}
+
+		size_t find_first_not_of(const char *Str, size_t Pos = 0) const
+		{
+			strdbg("%#lx: String find_first_not_of: \"%s\", %d",
+				   this, Str, Pos);
+			if (Pos >= this->Length)
+				return npos;
+
+			for (size_t i = Pos; i < this->Length; i++)
+			{
+				bool found = false;
+				for (size_t j = 0; Str[j] != '\0'; j++)
+				{
+					if (this->Data[i] == Str[j])
+					{
+						found = true;
+						break;
+					}
+				}
+				if (!found)
+					return i;
+			}
+			return npos;
+		}
+
+		size_t find_first_of(const char *Str, size_t Pos = 0) const
+		{
+			strdbg("%#lx: String find_first_of: \"%s\", %d",
+				   this, Str, Pos);
+			if (Pos >= this->Length)
+				return npos;
+
+			for (size_t i = Pos; i < this->Length; i++)
+			{
+				bool found = false;
+				for (size_t j = 0; Str[j] != '\0'; j++)
+				{
+					if (this->Data[i] == Str[j])
+					{
+						found = true;
+						break;
+					}
+				}
+				if (found)
+					return i;
+			}
+			return npos;
+		}
+
+		size_t find_last_of(const char *Str, size_t Pos = npos) const
+		{
+			strdbg("%#lx: String find_last_of: \"%s\", %d",
+				   this, Str, Pos);
+			if (Pos == npos)
+				Pos = this->Length - 1;
+
+			for (int i = (int)Pos; i >= 0; i--)
+			{
+				bool found = false;
+				for (int j = 0; Str[j] != '\0'; j++)
+				{
+					if (this->Data[i] == Str[j])
+					{
+						found = true;
+						break;
+					}
+				}
+				if (found)
+					return i;
+			}
+			return npos;
+		}
+
+		size_t find_first_of(char C, size_t Pos = 0) const
+		{
+			strdbg("%#lx: String find_first_of: '%c', %d",
+				   this, C, Pos);
+			if (Pos >= this->Length)
+				return npos;
+
+			for (size_t i = Pos; i < this->Length; i++)
+			{
+				if (this->Data[i] == C)
+					return i;
+			}
+			return npos;
+		}
+
+		size_t find_last_of(char C, size_t Pos = npos) const
+		{
+			strdbg("%#lx: String find_last_of: '%c', %d",
+				   this, C, Pos);
+			if (Pos == npos)
+				Pos = this->Length - 1;
+
+			for (int i = (int)Pos; i >= 0; i--)
+			{
+				if (this->Data[i] == C)
+					return i;
+			}
+			return npos;
+		}
+
+		size_t substr(const char *Str, size_t Pos = 0) const
+		{
+			strdbg("%#lx: String substr: \"%s\", %d",
+				   this, Str, Pos);
+			if (Pos >= this->Length)
+				return npos;
+
+			for (size_t i = Pos; i < this->Length; i++)
+			{
+				bool found = true;
+				for (size_t j = 0; Str[j] != '\0'; j++)
+				{
+					if (this->Data[i + j] != Str[j])
+					{
+						found = false;
+						break;
+					}
+				}
+				if (found)
+					return i;
+			}
+			return npos;
+		}
+
+		size_t substr(const string &Str, size_t Pos = 0) const
+		{
+			strdbg("%#lx: String substr: \"%s\", %d",
+				   this, Str.c_str(), Pos);
+			return this->substr(Str.c_str(), Pos);
+		}
+
+		string substr(size_t Pos = 0, size_t Count = npos) const
+		{
+			strdbg("%#lx: String substr: %d, %d",
+				   this, Pos, Count);
+			if (Pos >= this->Length)
+				return string();
+
+			if (Count == npos)
+				Count = this->Length - Pos;
+
+			if (Pos + Count > this->Length)
+				Count = this->Length - Pos;
+
+			string ret;
+			ret.resize(Count);
+			for (size_t i = 0; i < Count; i++)
+				ret.Data[i] = this->Data[Pos + i];
+			ret.Data[Count] = '\0';
+			return ret;
+		}
+
+		void replace(size_t Pos, size_t Count, const char *Str)
+		{
+			strdbg("%#lx: String replace: %d, %d, \"%s\"",
+				   this, Pos, Count, Str);
+			if (Pos >= this->Length)
+				return;
+
+			if ((int64_t)Count <= 0)
+				return;
+
+			if (Pos + Count > this->Length)
+				Count = this->Length - Pos;
+
+			size_t NewLength = this->Length - Count + strlen(Str);
+			this->resize(NewLength);
+
+			for (size_t i = this->Length - 1; i >= Pos + strlen(Str); i--)
+				this->Data[i] = this->Data[i - strlen(Str) + Count];
+
+			for (unsigned long i = 0; i < strlen(Str); i++)
+				this->Data[Pos + i] = Str[i];
+
+			strdbg("%#lx: String replaced: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+		}
+
+		void replace(size_t Pos, size_t Count, const string &Str)
+		{
+			strdbg("%#lx: String replace: %d, %d, \"%s\"",
+				   this, Pos, Count, Str.Data);
+			if (Pos >= this->Length)
+				return;
+
+			if ((int64_t)Count <= 0)
+				return;
+
+			if (Pos + Count > this->Length)
+				Count = this->Length - Pos;
+
+			size_t NewLength = this->Length - Count + Str.Length;
+			this->resize(NewLength);
+
+			for (size_t i = this->Length - 1; i >= Pos + Str.Length; i--)
+				this->Data[i] = this->Data[i - Str.Length + Count];
+
+			for (size_t i = 0; i < Str.Length; i++)
+				this->Data[Pos + i] = Str.Data[i];
+
+			strdbg("%#lx: String replaced: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+		}
+
+		void pop_back()
+		{
+			strdbg("%#lx: String pop_back", this);
+			if (this->Length > 0)
+			{
+				this->Data[this->Length - 1] = '\0';
+				this->Length--;
+			}
+		}
+
+		string operator+(const string &Other) const
+		{
+			string result = *this;
+			result.concat(Other);
+			strdbg("%#lx: String added: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, result.Data, result.Data, result.Length, result.Capacity);
+			return result;
+		}
+
+		string operator+(const char *Other) const
+		{
+			string result = *this;
+			result.concat(Other);
+			strdbg("%#lx: String added: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, result.Data, result.Data, result.Length, result.Capacity);
+			return result;
+		}
+
+		string &operator+=(const string &Other)
+		{
+			this->concat(Other);
+			strdbg("%#lx: String appended: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+			return *this;
+		}
+
+		string &operator+=(const char *Other)
+		{
+			this->concat(Other);
+			strdbg("%#lx: String appended: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+			return *this;
+		}
+
+		string &operator+=(char Other)
+		{
+			const char str[2] = {Other, '\0'};
+			this->concat(str);
+			strdbg("%#lx: String appended: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+			return *this;
+		}
+
+		/* warning: implicitly-declared ‘constexpr String::String(const String&)’ is deprecated [-Wdeprecated-copy] */
+		string &operator=(const string &Other) = default;
+
+		// string &operator=(const string &Other)
+		// {
+		// 	if (this != &Other)
+		// 	{
+		// 		delete[] this->Data;
+		// 		this->Data = Other.Data;
+		// 		this->Length = Other.Length;
+		// 		this->Capacity = Other.Capacity;
+		// 		strdbg("%#lx: String assigned: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+		// 			   this, this->Data, this->Data, this->Length, this->Capacity);
+		// 	}
+		// 	return *this;
+		// }
+
+		string &operator=(const char *Other)
+		{
+			this->Length = strlen(Other);
+			this->Capacity = this->Length + 1;
+			delete[] this->Data;
+			this->Data = new char[this->Capacity];
+			strcpy(this->Data, Other);
+			strdbg("%#lx: String assigned: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+			return *this;
+		}
+
+		string &operator<<(const string &Other)
+		{
+			this->concat(Other);
+			strdbg("%#lx: String appended: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+			return *this;
+		}
+
+		string &operator<<(const char *Other)
+		{
+			this->concat(Other);
+			strdbg("%#lx: String appended: \"%s\" (data: %#lx, length: %d, capacity: %d)",
+				   this, this->Data, this->Data, this->Length, this->Capacity);
+			return *this;
+		}
+
+		char &operator[](int Index)
+		{
+			strdbg("%#lx: String index: %d", this, Index);
+			return this->Data[Index];
+		}
+
+		const char &operator[](int Index) const
+		{
+			strdbg("%#lx: String index: %d", this, Index);
+			return this->Data[Index];
+		}
+
+		char &operator[](size_t Index)
+		{
+			strdbg("%#lx: String index: %d", this, Index);
+			return this->Data[Index];
+		}
+
+		const char &operator[](size_t Index) const
+		{
+			strdbg("%#lx: String index: %d", this, Index);
+			return this->Data[Index];
+		}
+
+		bool operator==(const string &Other) const
+		{
+			strdbg("%#lx: String compared: \"%s\" == \"%s\"",
+				   this, this->Data, Other.Data);
+			return strcmp(this->Data, Other.Data) == 0;
+		}
+
+		bool operator!=(const char *Other) const
+		{
+			strdbg("%#lx: String compared: \"%s\" != \"%s\"",
+				   this, this->Data, Other);
+			return strcmp(this->Data, Other) != 0;
+		}
+
+		bool operator!=(const string &Other) const
+		{
+			strdbg("%#lx: String compared: \"%s\" != \"%s\"",
+				   this, this->Data, Other.Data);
+			return strcmp(this->Data, Other.Data) != 0;
+		}
+
+		bool operator==(const char *Other) const
+		{
+			strdbg("%#lx: String compared: \"%s\" == \"%s\"",
+				   this, this->Data, Other);
+			return strcmp(this->Data, Other) == 0;
+		}
+
+		class iterator
+		{
+		private:
+			char *Pointer;
+
+		public:
+			iterator(char *Pointer) : Pointer(Pointer) {}
+
+			iterator &operator++()
+			{
+				++this->Pointer;
+				strdbg("%#lx: String iterator incremented: %#lx",
+					   this, this->Pointer);
+				return *this;
+			}
+
+			char &operator*()
+			{
+				strdbg("%#lx: String iterator dereferenced: %#lx",
+					   this, this->Pointer);
+				return *this->Pointer;
+			}
+
+			bool operator!=(const iterator &Other) const
+			{
+				strdbg("%#lx: String iterator compared: %#lx != %#lx",
+					   this, this->Pointer, Other.Pointer);
+				return this->Pointer != Other.Pointer;
+			}
+
+			bool operator==(const iterator &Other) const
+			{
+				strdbg("%#lx: String iterator compared: %#lx == %#lx",
+					   this, this->Pointer, Other.Pointer);
+				return this->Pointer == Other.Pointer;
+			}
+		};
+
+		iterator begin()
+		{
+			strdbg("%#lx: String iterator begin: %#lx",
+				   this, this->Data);
+			return iterator(this->Data);
+		}
+
+		iterator end()
+		{
+			strdbg("%#lx: String iterator end: %#lx",
+				   this, this->Data + this->Length);
+			return iterator(this->Data + this->Length);
+		}
+	};
+}
diff --git a/tests/std_string.cpp b/tests/std_string.cpp
index 8163cc5..af506c7 100644
--- a/tests/std_string.cpp
+++ b/tests/std_string.cpp
@@ -17,9 +17,9 @@
 
 #ifdef DEBUG
 
-#include <std/string.hpp>
 #include <memory.hpp>
 #include <debug.h>
+#include <string>
 
 void TestString()
 {