From e1d2f0b168ebd698d7a69dbb53fe15cc7fa548aa Mon Sep 17 00:00:00 2001
From: Aetias <aetias@outlook.com>
Date: Sun, 19 Jan 2025 11:58:47 +0100
Subject: Move ov000 documentation from Ghidra

---
 libs/c/include/stddef.h   |  8 ++++++++
 libs/c/include/string.h   |  4 +++-
 libs/cpp/include/cxxabi.h | 11 +++++++++++
 libs/cpp/include/vector   | 36 +++++++++++++++++++++++++++++++++---
 4 files changed, 55 insertions(+), 4 deletions(-)
 create mode 100644 libs/c/include/stddef.h
 create mode 100644 libs/cpp/include/cxxabi.h

(limited to 'libs')

diff --git a/libs/c/include/stddef.h b/libs/c/include/stddef.h
new file mode 100644
index 00000000..4986043a
--- /dev/null
+++ b/libs/c/include/stddef.h
@@ -0,0 +1,8 @@
+#ifndef _C_STDDEF_H
+#define _C_STDDEF_H
+
+#define NULL 0
+
+typedef unsigned int size_t;
+
+#endif
diff --git a/libs/c/include/string.h b/libs/c/include/string.h
index 61fde219..bd27c855 100644
--- a/libs/c/include/string.h
+++ b/libs/c/include/string.h
@@ -1,8 +1,10 @@
 #ifndef _C_STRING_H
 #define _C_STRING_H
 
-typedef unsigned int size_t;
+#include <stddef.h>
 
+void memcpy(void *dest, void *src, size_t count);
+void memmove(void *dest, void *src, size_t count);
 void memset(void *dest, int ch, size_t count);
 void *memchr(const void *ptr, int ch, size_t count);
 void *memrchr(const void *ptr, int ch, size_t count);
diff --git a/libs/cpp/include/cxxabi.h b/libs/cpp/include/cxxabi.h
new file mode 100644
index 00000000..be49baba
--- /dev/null
+++ b/libs/cpp/include/cxxabi.h
@@ -0,0 +1,11 @@
+#pragma once
+
+#include <stddef.h>
+
+namespace __cxxabiv1 {
+    extern "C" {
+    typedef void (*__cxa_cdtor_type)(void *);
+
+    void __cxa_vec_cleanup(void *array, size_t count, size_t elementSize, __cxa_cdtor_type dtor);
+    }
+} // namespace __cxxabiv1
diff --git a/libs/cpp/include/vector b/libs/cpp/include/vector
index 7d78e50c..37e7a4d8 100644
--- a/libs/cpp/include/vector
+++ b/libs/cpp/include/vector
@@ -1,10 +1,40 @@
 #pragma once
 
+#include <string.h>
+
 namespace std {
     template <class T> class vector {
     public:
-        T *elements;
-        int size;
-        int capacity;
+        T *mElements;
+        int mSize;
+        int mCapacity;
+
+        ~vector() {
+            if (mElements != NULL) {
+                decrease_size(mSize);
+                delete mElements;
+            }
+        }
+
+        void push_back(T &value) {
+            get_new_capacity(1);
+            append_back(1, &value);
+        }
+
+        T *erase(T *first, T *last) {
+            if (first != last) {
+                int bytesToMove = (int) mElements + mSize * sizeof(T) - (int) last;
+                memmove(first, last, bytesToMove);
+                mSize -= (int) last - (int) first;
+            }
+            return first;
+        }
+
+    private:
+        void decrease_size(int amount);
+
+        int get_new_capacity(int growth);
+
+        void append_back(int length, T *items);
     };
 } // namespace std
-- 
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