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.vscode/settings.json

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+{
+    "files.associations": {
+        "cstdarg": "cpp"
+    }
+}

headers/hstream.hpp

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+#pragma once
+#include <exception>
+#include <htypes.hpp>
+#include <iostream>
+#include <hlog.hpp>
+/*
+A data steam
+@core pointer
+-getp  read pointer
+-putp  write pointer
+-endp  end pointer,putp can not greater endp
+ */
+class hstream
+{
+private:
+    uint32_t getp;
+
+    uint32_t putp;
+
+    uint32_t size;
+
+    char *_datap;
+
+public:
+    hstream(uint32_t buffer_size = HSTREAM_DEFAULT_SIZE) : getp(0), putp(0), size(buffer_size), _datap(nullptr)
+    {
+        try
+        {
+            _datap = new char[buffer_size];
+        }
+        catch (const std::bad_alloc &e)
+        {
+            LOG(hlog_level::HLOG_CRIT, "Faied to alloc Memory");
+        }
+    }
+
+    bool write_char(char c);
+    bool write_u8(u_int8_t val);
+    bool write_u16(u_int16_t val);
+    bool write_u32(u_int32_t val);
+    bool write_u64(u_int64_t val);
+
+    ~hstream();
+};
+
+hstream::~hstream()
+{
+    delete[] _datap;
+}

headers/htypes.hpp

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+#pragma once
+
+using uint32_t = unsigned int;
+using uint16_t = unsigned short;
+using uint8_t = unsigned char;
+using uint64_t = unsigned long long int;
+
+using sint8_t = char;
+using sint16_t = short int;
+using sint328_t = int;
+using sint64_t = long long int;
+
+const uint32_t HSTREAM_DEFAULT_SIZE = (1 << 12);