#ifndef MS_PACKET_HELLO
#define MS_PACKET_HELLO
#include <stdio.h>
#include <sys/un.h>
#include <stddef.h>
#include <stdbool.h>
#include <stdlib.h>
#include <unistd.h>

#include <msgba/client_connection_data.h>

struct msPacket;

/**
 * The first kind of packet that the client should send to the emulator.
 */
struct msPacketHello {
    //! The size of the following field.
    size_t sizeRom;
    //! The ROM containing the game.
    unsigned char *rom;
    //! The size of the following field.
    size_t sizeSavestate;
    //! The savestate from where to resume.
    unsigned char *savestate;
};


/**
 * Destroys the msPacketHello and deallocates the memory.
 * @param hello The pointer to the pointer to hello to null it after this operation.
 */
void
msPacketHelloDestroy(struct msPacketHello **hello);

/**
 * Handles msPacketHello.
 * @param packet The packet containing this object in its raw_data.
 * @param hello This object.
 * @param data This session.
 * @return The success status.
 */
bool
msPacketHelloHandle(const struct msPacket *packet, struct msPacketHello *hello,
        struct msClientConnectionData *const data);
/**
 * Retrieves the msPacketHello contained in the packet raw_data.
 * @param packet The packet containing msPacketHello, should have PACKET_GET_HELLO as its id.
 * @param client_fd The source of this packet.
 * @param data This session.
 * @return The success status.
 */
bool
msPacketHelloGet(const struct msPacket *packet, int client_fd,
        struct msClientConnectionData *const data);
#endif