1 files changed, 260 insertions, 0 deletions
diff --git a/core/io/buffer.hh b/core/io/buffer.hh
new file mode 100644
index 0000000..205381f
--- /dev/null
+++ b/core/io/buffer.hh
@@ -0,0 +1,260 @@
+#ifndef CORE_IO_BUFFER_HH
+#define CORE_IO_BUFFER_HH 1
+
+#include "core/math/floathacks.hh"
+
+namespace io
+{
+class ReadBuffer final {
+public:
+    ReadBuffer(void) = default;
+    explicit ReadBuffer(const void* data, std::size_t size);
+    explicit ReadBuffer(const ENetPacket* packet);
+    explicit ReadBuffer(PHYSFS_File* file);
+    virtual ~ReadBuffer(void) = default;
+
+    std::size_t size(void) const;
+    const std::byte* data(void) const;
+
+    void reset(const void* data, std::size_t size);
+    void reset(const ENetPacket* packet);
+    void reset(PHYSFS_File* file);
+
+    float read_FP32(void);
+    std::uint8_t read_UI8(void);
+    std::uint16_t read_UI16(void);
+    std::uint32_t read_UI32(void);
+    std::uint64_t read_UI64(void);
+    std::string read_string(void);
+
+    inline std::int8_t read_I8(void);
+    inline std::int16_t read_I16(void);
+    inline std::int32_t read_I32(void);
+    inline std::int64_t read_I64(void);
+
+    inline ReadBuffer& operator>>(float& value);
+    inline ReadBuffer& operator>>(std::int8_t& value);
+    inline ReadBuffer& operator>>(std::int16_t& value);
+    inline ReadBuffer& operator>>(std::int32_t& value);
+    inline ReadBuffer& operator>>(std::int64_t& value);
+    inline ReadBuffer& operator>>(std::uint8_t& value);
+    inline ReadBuffer& operator>>(std::uint16_t& value);
+    inline ReadBuffer& operator>>(std::uint32_t& value);
+    inline ReadBuffer& operator>>(std::uint64_t& value);
+    inline ReadBuffer& operator>>(std::string& value);
+
+private:
+    std::vector<std::byte> m_vector;
+    std::size_t m_position;
+};
+} // namespace io
+
+namespace io
+{
+class WriteBuffer final {
+public:
+    WriteBuffer(void) = default;
+    virtual ~WriteBuffer(void) = default;
+
+    std::size_t size(void) const;
+    const std::byte* data(void) const;
+
+    void reset(void);
+
+    void write_FP32(float value);
+    void write_UI8(std::uint8_t value);
+    void write_UI16(std::uint16_t value);
+    void write_UI32(std::uint32_t value);
+    void write_UI64(std::uint64_t value);
+    void write_string(const std::string& value);
+
+    inline void write_I8(std::int8_t value);
+    inline void write_I16(std::int16_t value);
+    inline void write_I32(std::int32_t value);
+    inline void write_I64(std::int64_t value);
+
+    inline WriteBuffer& operator<<(float value);
+    inline WriteBuffer& operator<<(std::int8_t value);
+    inline WriteBuffer& operator<<(std::int16_t value);
+    inline WriteBuffer& operator<<(std::int32_t value);
+    inline WriteBuffer& operator<<(std::int64_t value);
+    inline WriteBuffer& operator<<(std::uint8_t value);
+    inline WriteBuffer& operator<<(std::uint16_t value);
+    inline WriteBuffer& operator<<(std::uint32_t value);
+    inline WriteBuffer& operator<<(std::uint64_t value);
+    inline WriteBuffer& operator<<(const std::string& value);
+
+    PHYSFS_File* to_file(const char* path, bool append = false) const;
+    ENetPacket* to_packet(enet_uint32 flags = ENET_PACKET_FLAG_RELIABLE) const;
+
+private:
+    std::vector<std::byte> m_vector;
+};
+} // namespace io
+
+inline std::int8_t io::ReadBuffer::read_I8(void)
+{
+    return static_cast<std::int8_t>(read_UI8());
+}
+
+inline std::int16_t io::ReadBuffer::read_I16(void)
+{
+    return static_cast<std::int16_t>(read_UI16());
+}
+
+inline std::int32_t io::ReadBuffer::read_I32(void)
+{
+    return static_cast<std::int32_t>(read_UI32());
+}
+
+inline std::int64_t io::ReadBuffer::read_I64(void)
+{
+    return static_cast<std::int64_t>(read_UI64());
+}
+
+inline io::ReadBuffer& io::ReadBuffer::operator>>(float& value)
+{
+    value = read_FP32();
+    return *this;
+}
+
+inline io::ReadBuffer& io::ReadBuffer::operator>>(std::int8_t& value)
+{
+    value = read_I8();
+    return *this;
+}
+
+inline io::ReadBuffer& io::ReadBuffer::operator>>(std::int16_t& value)
+{
+    value = read_I16();
+    return *this;
+}
+
+inline io::ReadBuffer& io::ReadBuffer::operator>>(std::int32_t& value)
+{
+    value = read_I32();
+    return *this;
+}
+
+inline io::ReadBuffer& io::ReadBuffer::operator>>(std::int64_t& value)
+{
+    value = read_I64();
+    return *this;
+}
+
+inline io::ReadBuffer& io::ReadBuffer::operator>>(std::uint8_t& value)
+{
+    value = read_UI8();
+    return *this;
+}
+
+inline io::ReadBuffer& io::ReadBuffer::operator>>(std::uint16_t& value)
+{
+    value = read_UI16();
+    return *this;
+}
+
+inline io::ReadBuffer& io::ReadBuffer::operator>>(std::uint32_t& value)
+{
+    value = read_UI32();
+    return *this;
+}
+
+inline io::ReadBuffer& io::ReadBuffer::operator>>(std::uint64_t& value)
+{
+    value = read_UI64();
+    return *this;
+}
+
+inline io::ReadBuffer& io::ReadBuffer::operator>>(std::string& value)
+{
+    value = read_string();
+    return *this;
+}
+
+inline void io::WriteBuffer::write_FP32(float value)
+{
+    write_UI32(math::float_to_uint32(value));
+}
+
+inline void io::WriteBuffer::write_I8(std::int8_t value)
+{
+    write_UI8(static_cast<std::uint8_t>(value));
+}
+
+inline void io::WriteBuffer::write_I16(std::int16_t value)
+{
+    write_UI16(static_cast<std::uint16_t>(value));
+}
+
+inline void io::WriteBuffer::write_I32(std::int32_t value)
+{
+    write_UI32(static_cast<std::uint32_t>(value));
+}
+
+inline void io::WriteBuffer::write_I64(std::int64_t value)
+{
+    write_UI64(static_cast<std::uint64_t>(value));
+}
+
+inline io::WriteBuffer& io::WriteBuffer::operator<<(float value)
+{
+    write_FP32(value);
+    return *this;
+}
+
+inline io::WriteBuffer& io::WriteBuffer::operator<<(std::int8_t value)
+{
+    write_I8(value);
+    return *this;
+}
+
+inline io::WriteBuffer& io::WriteBuffer::operator<<(std::int16_t value)
+{
+    write_I16(value);
+    return *this;
+}
+
+inline io::WriteBuffer& io::WriteBuffer::operator<<(std::int32_t value)
+{
+    write_I32(value);
+    return *this;
+}
+
+inline io::WriteBuffer& io::WriteBuffer::operator<<(std::int64_t value)
+{
+    write_I64(value);
+    return *this;
+}
+
+inline io::WriteBuffer& io::WriteBuffer::operator<<(std::uint8_t value)
+{
+    write_UI8(value);
+    return *this;
+}
+
+inline io::WriteBuffer& io::WriteBuffer::operator<<(std::uint16_t value)
+{
+    write_UI16(value);
+    return *this;
+}
+
+inline io::WriteBuffer& io::WriteBuffer::operator<<(std::uint32_t value)
+{
+    write_UI32(value);
+    return *this;
+}
+
+inline io::WriteBuffer& io::WriteBuffer::operator<<(std::uint64_t value)
+{
+    write_UI64(value);
+    return *this;
+}
+
+inline io::WriteBuffer& io::WriteBuffer::operator<<(const std::string& value)
+{
+    write_string(value);
+    return *this;
+}
+
+#endif // CORE_BUFFER_HH