mirror of
https://github.com/DarkMatterCore/nxdumptool.git
synced 2024-11-08 19:52:12 +00:00
235 lines
8.2 KiB
C
235 lines
8.2 KiB
C
/*
|
|
* tik.h
|
|
*
|
|
* Copyright (c) 2020-2021, DarkMatterCore <pabloacurielz@gmail.com>.
|
|
*
|
|
* This file is part of nxdumptool (https://github.com/DarkMatterCore/nxdumptool).
|
|
*
|
|
* nxdumptool is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* nxdumptool is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#ifndef __TIK_H__
|
|
#define __TIK_H__
|
|
|
|
#include "signature.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
#define SIGNED_TIK_MAX_SIZE 0x400 /* Max ticket entry size in the ES ticket system savedata file. */
|
|
#define SIGNED_TIK_MIN_SIZE sizeof(TikSigHmac160) /* Assuming no ESV1/ESV2 records are available. */
|
|
|
|
#define GENERATE_TIK_STRUCT(sigtype, tiksize) \
|
|
\
|
|
typedef struct { \
|
|
SignatureBlock##sigtype sig_block; \
|
|
TikCommonBlock tik_common_block; \
|
|
u8 es_section_record_data[]; \
|
|
} TikSig##sigtype; \
|
|
\
|
|
NXDT_ASSERT(TikSig##sigtype, tiksize);
|
|
|
|
typedef enum {
|
|
TikTitleKeyType_Common = 0,
|
|
TikTitleKeyType_Personalized = 1
|
|
} TikTitleKeyType;
|
|
|
|
typedef enum {
|
|
TikLicenseType_Permanent = 0,
|
|
TikLicenseType_Demo = 1,
|
|
TikLicenseType_Trial = 2,
|
|
TikLicenseType_Rental = 3,
|
|
TikLicenseType_Subscription = 4,
|
|
TikLicenseType_Service = 5
|
|
} TikLicenseType;
|
|
|
|
typedef enum {
|
|
TikPropertyMask_PreInstallation = BIT(0),
|
|
TikPropertyMask_SharedTitle = BIT(1),
|
|
TikPropertyMask_AllContents = BIT(2),
|
|
TikPropertyMask_DeviceLinkIndepedent = BIT(3),
|
|
TikPropertyMask_Volatile = BIT(4), ///< Used to determine if the ticket copy inside ticket.bin should be encrypted or not.
|
|
TikPropertyMask_ELicenseRequired = BIT(5) ///< Used to determine if the console should connect to the Internet to perform elicense verification.
|
|
} TikPropertyMask;
|
|
|
|
/// Placed after the ticket signature block.
|
|
typedef struct {
|
|
char issuer[0x40];
|
|
u8 titlekey_block[0x100];
|
|
u8 format_version;
|
|
u8 titlekey_type; ///< TikTitleKeyType.
|
|
u16 ticket_version;
|
|
u8 license_type; ///< TikLicenseType.
|
|
u8 key_generation; ///< NcaKeyGeneration.
|
|
u16 property_mask; ///< TikPropertyMask.
|
|
u8 reserved[0x8];
|
|
u64 ticket_id;
|
|
u64 device_id;
|
|
FsRightsId rights_id;
|
|
u32 account_id;
|
|
u32 sect_total_size;
|
|
u32 sect_hdr_offset;
|
|
u16 sect_hdr_count;
|
|
u16 sect_hdr_entry_size;
|
|
} TikCommonBlock;
|
|
|
|
NXDT_ASSERT(TikCommonBlock, 0x180);
|
|
|
|
/// ESV1/ESV2 section records are placed right after the ticket data. These aren't available in TikTitleKeyType_Common tickets.
|
|
/// These are only used if the sect_* fields from the common block are non-zero (other than 'sect_hdr_offset').
|
|
/// Each ESV2 section record is followed by a 'record_count' number of ESV1 records, each one of 'record_size' size.
|
|
|
|
typedef enum {
|
|
TikSectionType_Permanent = 1,
|
|
TikSectionType_Subscription = 2,
|
|
TikSectionType_Content = 3,
|
|
TikSectionType_ContentConsumption = 4,
|
|
TikSectionType_AccessTitle = 5,
|
|
TikSectionType_LimitedResource = 6
|
|
} TikSectionType;
|
|
|
|
typedef struct {
|
|
u32 sect_offset;
|
|
u32 record_size;
|
|
u32 section_size;
|
|
u16 record_count;
|
|
u16 section_type; ///< TikSectionType.
|
|
} TikESV2SectionRecord;
|
|
|
|
/// Used with TikSectionType_Permanent.
|
|
typedef struct {
|
|
u8 ref_id[0x10];
|
|
u32 ref_id_attr;
|
|
} TikESV1PermanentRecord;
|
|
|
|
/// Used with TikSectionType_Subscription.
|
|
typedef struct {
|
|
u32 limit;
|
|
u8 ref_id[0x10];
|
|
u32 ref_id_attr;
|
|
} TikESV1SubscriptionRecord;
|
|
|
|
/// Used with TikSectionType_Content.
|
|
typedef struct {
|
|
u32 offset;
|
|
u8 access_mask[0x80];
|
|
} TikESV1ContentRecord;
|
|
|
|
/// Used with TikSectionType_ContentConsumption.
|
|
typedef struct {
|
|
u16 index;
|
|
u16 code;
|
|
u32 limit;
|
|
} TikESV1ContentConsumptionRecord;
|
|
|
|
/// Used with TikSectionType_AccessTitle.
|
|
typedef struct {
|
|
u64 access_title_id;
|
|
u64 access_title_mask;
|
|
} TikESV1AccessTitleRecord;
|
|
|
|
/// Used with TikSectionType_LimitedResource.
|
|
typedef struct {
|
|
u32 limit;
|
|
u8 ref_id[0x10];
|
|
u32 ref_id_attr;
|
|
} TikESV1LimitedResourceRecord;
|
|
|
|
/// All tickets generated below use a little endian sig_type field.
|
|
GENERATE_TIK_STRUCT(Rsa4096, 0x3C0); /// RSA-4096 signature.
|
|
GENERATE_TIK_STRUCT(Rsa2048, 0x2C0); /// RSA-2048 signature.
|
|
GENERATE_TIK_STRUCT(Ecc480, 0x200); /// ECC signature.
|
|
GENERATE_TIK_STRUCT(Hmac160, 0x1C0); /// HMAC signature.
|
|
|
|
/// Ticket type.
|
|
typedef enum {
|
|
TikType_None = 0,
|
|
TikType_SigRsa4096 = 1,
|
|
TikType_SigRsa2048 = 2,
|
|
TikType_SigEcc480 = 3,
|
|
TikType_SigHmac160 = 4
|
|
} TikType;
|
|
|
|
/// Used to store ticket type, size and raw data, as well as titlekey data.
|
|
typedef struct {
|
|
u8 type; ///< TikType.
|
|
u64 size; ///< Raw ticket size.
|
|
u8 data[SIGNED_TIK_MAX_SIZE]; ///< Raw ticket data.
|
|
u8 enc_titlekey[0x10]; ///< Titlekey with titlekek crypto (RSA-OAEP unwrapped if dealing with a TikTitleKeyType_Personalized ticket).
|
|
u8 dec_titlekey[0x10]; ///< Titlekey without titlekek crypto. Ready to use for NCA FS section decryption.
|
|
char rights_id_str[0x21]; ///< Character string representation of the rights ID from the ticket.
|
|
} Ticket;
|
|
|
|
/// Retrieves a ticket from either the ES ticket system savedata file (eMMC BIS System partition) or the secure hash FS partition from an inserted gamecard, using a Rights ID value.
|
|
/// Titlekey is also RSA-OAEP unwrapped (if needed) and titlekek decrypted right away.
|
|
bool tikRetrieveTicketByRightsId(Ticket *dst, const FsRightsId *id, bool use_gamecard);
|
|
|
|
/// Converts a TikTitleKeyType_Personalized ticket into a TikTitleKeyType_Common ticket and generates a raw certificate chain for the new signature issuer.
|
|
/// Bear in mind the 'size' member from the Ticket parameter will be updated by this function to remove any possible references to ESV1/ESV2 records.
|
|
/// Raw certificate chain data will be saved to the provided pointers. certGenerateRawCertificateChainBySignatureIssuer() is used internally, so the output buffer must be freed by the user.
|
|
bool tikConvertPersonalizedTicketToCommonTicket(Ticket *tik, u8 **out_raw_cert_chain, u64 *out_raw_cert_chain_size);
|
|
|
|
/// Helper inline functions.
|
|
|
|
NX_INLINE TikCommonBlock *tikGetCommonBlock(void *buf)
|
|
{
|
|
return (TikCommonBlock*)signatureGetPayload(buf, false);
|
|
}
|
|
|
|
NX_INLINE u64 tikGetTicketSectionRecordsBlockSize(TikCommonBlock *tik_common_block)
|
|
{
|
|
if (!tik_common_block) return 0;
|
|
|
|
u64 offset = sizeof(TikCommonBlock), out_size = 0;
|
|
|
|
for(u32 i = 0; i < tik_common_block->sect_hdr_count; i++)
|
|
{
|
|
TikESV2SectionRecord *rec = (TikESV2SectionRecord*)((u8*)tik_common_block + offset);
|
|
offset += (sizeof(TikESV2SectionRecord) + ((u64)rec->record_count * (u64)rec->record_size));
|
|
out_size += offset;
|
|
}
|
|
|
|
return out_size;
|
|
}
|
|
|
|
NX_INLINE bool tikIsValidTicket(void *buf)
|
|
{
|
|
u64 ticket_size = (signatureGetBlockSize(signatureGetSigType(buf, false)) + sizeof(TikCommonBlock));
|
|
return (ticket_size > sizeof(TikCommonBlock) && (ticket_size + tikGetTicketSectionRecordsBlockSize(tikGetCommonBlock(buf))) <= SIGNED_TIK_MAX_SIZE);
|
|
}
|
|
|
|
NX_INLINE u64 tikGetSignedTicketSize(void *buf)
|
|
{
|
|
return (tikIsValidTicket(buf) ? (signatureGetBlockSize(signatureGetSigType(buf, false)) + sizeof(TikCommonBlock) + tikGetTicketSectionRecordsBlockSize(tikGetCommonBlock(buf))) : 0);
|
|
}
|
|
|
|
NX_INLINE u64 tikGetSignedTicketHashAreaSize(void *buf)
|
|
{
|
|
return (tikIsValidTicket(buf) ? (sizeof(TikCommonBlock) + tikGetTicketSectionRecordsBlockSize(tikGetCommonBlock(buf))) : 0);
|
|
}
|
|
|
|
NX_INLINE bool tikIsPersonalizedTicket(Ticket *tik)
|
|
{
|
|
TikCommonBlock *tik_common_block = tikGetCommonBlock(tik->data);
|
|
return (tik_common_block != NULL && tik_common_block->titlekey_type == TikTitleKeyType_Personalized);
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* __TIK_H__ */
|