#ifndef __EXHEADER_H
#define __EXHEADER_H

#include <3ds/types.h>

typedef struct
{
    u32 text_addr;
    u32 text_size;
    u32 ro_addr;
    u32 ro_size;
    u32 data_addr;
    u32 data_size;
    u32 total_size;
} prog_addrs_t;

typedef struct
{
    u8 reserved[5];
    u8 flag; // Maybe a feature - Bits 2-7 are unused. We could allow uh, custom flags here. Like zlib compression on code rather than lzss.
    u8 remasterversion[2];
} PACKED exheader_systeminfoflags;

typedef struct
{
    u32 address;
    u32 nummaxpages;
    u32 codesize;
} PACKED exheader_codesegmentinfo;

typedef struct
{
    u8 name[8];
    exheader_systeminfoflags flags;
    exheader_codesegmentinfo text;
    u8 stacksize[4];
    exheader_codesegmentinfo ro;
    u8 reserved[4];
    exheader_codesegmentinfo data;
    u32 bsssize;
} PACKED exheader_codesetinfo;

typedef struct
{
    u64 programid[0x30];
} PACKED exheader_dependencylist;

typedef struct
{
    u8 savedatasize[4];
    u8 reserved[4];
    u8 jumpid[8];
    u8 reserved2[0x30];
} PACKED exheader_systeminfo;

typedef struct
{
    u8 extsavedataid[8];
    u8 systemsavedataid[8];
    u8 reserved[8];
    u8 accessinfo[7];
    u8 otherattributes;
} PACKED exheader_storageinfo;

// New3DS speed is flags[1]:1

typedef struct
{
    u64 programid;
    u8 coreVersion[4]; // Kernel version required for this.
    u8 flag2;
    u8 flag1;
    u8 flag0; // CPU speed settings.
    u8 priority;
    u16 resourcelimitdescriptor[0x10];
    exheader_storageinfo storageinfo;
    u64 serviceaccesscontrol[0x20];
    u8 reserved[0x1f];
    u8 resourcelimitcategory;
} PACKED exheader_arm11systemlocalcaps;

typedef struct
{
    u32 descriptors[28];
    u8 reserved[0x10];
} PACKED exheader_arm11kernelcapabilities;

typedef struct
{
    u8 descriptors[15];
    u8 descversion;
} PACKED exheader_arm9accesscontrol;

typedef struct
{
    exheader_codesetinfo codesetinfo;
    exheader_dependencylist deplist;
    exheader_systeminfo systeminfo;
    exheader_arm11systemlocalcaps arm11systemlocalcaps;
    exheader_arm11kernelcapabilities arm11kernelcaps;
    exheader_arm9accesscontrol arm9accesscontrol;
    struct
    {
        u8 signature[0x100];
        u8 ncchpubkeymodulus[0x100];
        exheader_arm11systemlocalcaps arm11systemlocalcaps;
        exheader_arm11kernelcapabilities arm11kernelcaps;
        exheader_arm9accesscontrol arm9accesscontrol;
    } PACKED accessdesc;
} PACKED exheader_header;

#endif