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Add proper support for CIA title keys

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1. Support for `ticket.db`
2. Support for `gm9/support/encTitleKeys.bin`
3. Set the title key and common key index when building standard CIA
This commit is contained in:
Pengfei
2021-07-09 20:08:42 +08:00
parent 3429d9e965
commit 76b0912a9a
12 changed files with 268 additions and 34 deletions
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src/core/ncch/ticket.cpp
+3 -12
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@@ -69,6 +69,7 @@ Ticket BuildFakeTicket(u64 title_id) {
Ticket ticket{};
ticket.signature_type = 0x10004; // RSA_2048 SHA256
ticket.signature.resize(GetSignatureSize(ticket.signature_type));
std::memset(ticket.signature.data(), 0xFF, ticket.signature.size());
auto& body = ticket.body;
@@ -80,18 +81,8 @@ Ticket BuildFakeTicket(u64 title_id) {
body.common_key_index = 0x00;
body.audit = 0x01;
std::memcpy(body.content_index.data(), TicketContentIndex.data(), TicketContentIndex.size());
// GodMode9 by default sets all remaining 0x80 bytes to 0xFF, but legit tickets only set 0x20
std::memset(body.content_index.data() + TicketContentIndex.size(), 0xFF, 0x20);
return ticket;
}
Ticket BuildStandardTicket(u64 title_id, Ticket legit_ticket) {
Ticket ticket = BuildFakeTicket(title_id);
// Put in the title key from the legit ticket
ticket.body.title_key.swap(legit_ticket.body.title_key);
ticket.body.common_key_index = legit_ticket.body.common_key_index;
// GodMode9 by default sets all remaining 0x80 bytes to 0xFF
std::memset(body.content_index.data() + TicketContentIndex.size(), 0xFF, 0x80);
return ticket;
}