#ifndef COMMON_PROTOUTILS_H
#define COMMON_PROTOUTILS_H

//普通消息头部
struct PackHead
{
    unsigned short packlen;
    unsigned short msgid;
    unsigned int magiccode;
};

//转发类消息头部
struct ForwardPackHead
{
    unsigned short packlen;
    unsigned short sockethandle;
    unsigned short msgid;
    unsigned short src_msgid;
    unsigned int src_seqid;
    unsigned long ip_saddr;
    unsigned int sign;
};

class Player;
struct MsgHdr
{
    unsigned int seqid;
    unsigned short msgid;
    int socket_handle;
    unsigned long ip_saddr;
    const char* buf;
    int buflen;
    int offset;
    Player *hum = nullptr;
    const void* user_data = nullptr;
};

const unsigned int MAGIC_CODE = 0xAABBCCAA;

namespace google
{
    namespace protobuf
    {
        class Message;
    }
}

namespace a8
{
    class TcpClient;
    class TcpListener;
}

int Net_GetMessageId(::google::protobuf::Message& msg);

void Net_PackMsg(unsigned short msgid, ::google::protobuf::Message& msg, std::string& out);
int Net_SendMsg(a8::TcpClient* tcp_client, unsigned short msgid, ::google::protobuf::Message& msg);
int Net_SendMsg(a8::TcpClient* tcp_client, unsigned short msgid,
                const char* msgbody, int msgbody_len);
int Net_SendMsg(a8::TcpListener* tcp_tlistener, unsigned short socket_handle,
                unsigned short msgid, ::google::protobuf::Message& msg);

#endif