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#pragma pack(1)
struct Header
{
char title[0xC];
char gamecode[0x4];
char makercode[2];
unsigned char unitcode; // product code. 0 = Nintendo DS
unsigned char devicetype; // device code. 0 = normal
unsigned char devicecap; // device size. (1<<n Mbit)
unsigned char reserved1[0x9]; // 0x015..0x01D
unsigned char romversion;
unsigned char reserved2; // 0x01F
unsigned_int arm9_rom_offset; // points to libsyscall and rest of ARM9 binary
unsigned_int arm9_entry_address;
unsigned_int arm9_ram_address;
unsigned_int arm9_size;
unsigned_int arm7_rom_offset;
unsigned_int arm7_entry_address;
unsigned_int arm7_ram_address;
unsigned_int arm7_size;
unsigned_int fnt_offset;
unsigned_int fnt_size;
unsigned_int fat_offset;
unsigned_int fat_size;
unsigned_int arm9_overlay_offset;
unsigned_int arm9_overlay_size;
unsigned_int arm7_overlay_offset;
unsigned_int arm7_overlay_size;
unsigned_int rom_control_info1; // 0x00416657 for OneTimePROM
unsigned_int rom_control_info2; // 0x081808F8 for OneTimePROM
unsigned_int banner_offset;
unsigned_short secure_area_crc;
unsigned_short rom_control_info3; // 0x0D7E for OneTimePROM
unsigned_int offset_0x70; // magic1 (64 bit encrypted magic code to disable LFSR)
unsigned_int offset_0x74; // magic2
unsigned_int offset_0x78; // unique ID for homebrew
unsigned_int offset_0x7C; // unique ID for homebrew
unsigned_int application_end_offset; // rom size
unsigned_int rom_header_size;
unsigned_int offset_0x88; // reserved... ?
unsigned_int offset_0x8C;
// reserved
unsigned_int offset_0x90;
unsigned_int offset_0x94;
unsigned_int offset_0x98;
unsigned_int offset_0x9C;
unsigned_int offset_0xA0;
unsigned_int offset_0xA4;
unsigned_int offset_0xA8;
unsigned_int offset_0xAC;
unsigned_int offset_0xB0;
unsigned_int offset_0xB4;
unsigned_int offset_0xB8;
unsigned_int offset_0xBC;
unsigned char logo[156]; // character data
unsigned_short logo_crc;
unsigned_short header_crc;
// 0x160..0x17F reserved
unsigned_int offset_0x160;
unsigned_int offset_0x164;
unsigned_int offset_0x168;
unsigned_int offset_0x16C;
unsigned char zero[0x90];
};
#pragma pack()
struct Country
{
const char countrycode;
const char *name;
};
struct Maker
{
const char *makercode;
const char *name;
};
extern Country countries[];
extern int NumCountries;
extern Maker makers[];
extern int NumMakers;
unsigned short CalcHeaderCRC(Header &header);
unsigned short CalcLogoCRC(Header &header);
void FixHeaderCRC(char *ndsfilename);
void ShowInfo(char *ndsfilename);
int HashAndCompareWithList(char *filename, unsigned char sha1[]);
int DetectRomType();
unsigned short CalcSecureAreaCRC(bool encrypt);
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