From 35b617b57ffb46d33886304b82ae80b40d80c042 Mon Sep 17 00:00:00 2001
From: Zach Hilman <zachhilman@gmail.com>
Date: Wed, 10 Apr 2019 14:06:17 -0400
Subject: es: Implement ETicket GetCommonTicketSize (14)

Returns the size of the buffer needed to hold the common ticket associated with the rights ID.
---
 src/core/hle/service/es/es.cpp | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'src/core/hle/service/es')

diff --git a/src/core/hle/service/es/es.cpp b/src/core/hle/service/es/es.cpp
index d136566fc..0125b3ba9 100644
--- a/src/core/hle/service/es/es.cpp
+++ b/src/core/hle/service/es/es.cpp
@@ -29,7 +29,7 @@ public:
             {11, &ETicket::ListCommonTicket, "ListCommonTicket"},
             {12, &ETicket::ListPersonalizedTicket, "ListPersonalizedTicket"},
             {13, nullptr, "ListMissingPersonalizedTicket"},
-            {14, nullptr, "GetCommonTicketSize"},
+            {14, &ETicket::GetCommonTicketSize, "GetCommonTicketSize"},
             {15, nullptr, "GetPersonalizedTicketSize"},
             {16, nullptr, "GetCommonTicketData"},
             {17, nullptr, "GetPersonalizedTicketData"},
@@ -190,6 +190,22 @@ private:
         rb.Push<u32>(out_entries);
     }
 
+    void GetCommonTicketSize(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);
+
+        IPC::ResponseBuilder rb{ctx, 4};
+        rb.Push(RESULT_SUCCESS);
+        rb.Push<u64>(ticket.size());
+    }
+
 };
 
 void InstallInterfaces(SM::ServiceManager& service_manager) {
-- 
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