From c6a32dc077f3d55421898294ada0a5fe93400b9e Mon Sep 17 00:00:00 2001
From: Zach Hilman <zachhilman@gmail.com>
Date: Wed, 10 Apr 2019 14:07:49 -0400
Subject: [PATCH] es: Implement ETicket GetCommonTicketData (16)

Copies the raw common ticket data for the specified rights ID into the buffer provided.
---
 src/core/hle/service/es/es.cpp | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/core/hle/service/es/es.cpp b/src/core/hle/service/es/es.cpp
index e18f27e7a..8a29453d7 100644
--- a/src/core/hle/service/es/es.cpp
+++ b/src/core/hle/service/es/es.cpp
@@ -31,7 +31,7 @@ public:
             {13, nullptr, "ListMissingPersonalizedTicket"},
             {14, &ETicket::GetCommonTicketSize, "GetCommonTicketSize"},
             {15, &ETicket::GetPersonalizedTicketSize, "GetPersonalizedTicketSize"},
-            {16, nullptr, "GetCommonTicketData"},
+            {16, &ETicket::GetCommonTicketData, "GetCommonTicketData"},
             {17, nullptr, "GetPersonalizedTicketData"},
             {18, nullptr, "OwnTicket"},
             {19, nullptr, "GetTicketInfo"},
@@ -222,6 +222,25 @@ private:
         rb.Push<u64>(ticket.size());
     }
 
+    void GetCommonTicketData(Kernel::HLERequestContext& ctx) {
+        IPC::RequestParser rp{ctx};
+        const auto rights_id = rp.PopRaw<u128>();
+
+        LOG_DEBUG(Service_ETicket, "called, rights_id={:016X}{:016X}", rights_id[1], rights_id[0]);
+
+        if (!CheckRightsId(ctx, rights_id))
+            return;
+
+        const auto ticket = keys.GetCommonTickets().at(rights_id);
+
+        const auto write_size = std::min(ticket.size(), ctx.GetWriteBufferSize());
+        ctx.WriteBuffer(ticket.data(), write_size);
+
+        IPC::ResponseBuilder rb{ctx, 4};
+        rb.Push(RESULT_SUCCESS);
+        rb.Push<u64>(write_size);
+    }
+
 };
 
 void InstallInterfaces(SM::ServiceManager& service_manager) {