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Kernel: Basic support for IPC translation for HLE services

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This commit is contained in:
Yuri Kunde Schlesner 2017-06-09 05:23:13 -07:00
parent 7656d83df5
commit 8cb65fe65a
3 changed files with 130 additions and 18 deletions
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17
src/core/hle/service/service.cpp
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@ -9,6 +9,7 @@
#include "common/string_util.h"
#include "core/hle/ipc.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/kernel/server_session.h"
#include "core/hle/service/ac/ac.h"
@ -172,24 +173,16 @@ void ServiceFrameworkBase::HandleSyncRequest(SharedPtr<ServerSession> server_ses
// TODO(yuriks): The kernel should be the one handling this as part of translation after
// everything else is migrated
IPC::Header request_header{cmd_buf[0]};
size_t request_size =
1 + request_header.normal_params_size + request_header.translate_params_size;
ASSERT(request_size <= IPC::COMMAND_BUFFER_LENGTH); // TODO(yuriks): Return error
Kernel::HLERequestContext context;
std::copy_n(cmd_buf, request_size, context.cmd_buf.begin());
context.session = std::move(server_session);
context.PopulateFromIncomingCommandBuffer(cmd_buf, *Kernel::g_current_process,
Kernel::g_handle_table);
LOG_TRACE(Service, "%s",
MakeFunctionString(info->name, GetServiceName().c_str(), cmd_buf).c_str());
handler_invoker(this, info->handler_callback, context);
IPC::Header response_header{context.cmd_buf[0]};
size_t response_size =
1 + response_header.normal_params_size + response_header.translate_params_size;
ASSERT(response_size <= IPC::COMMAND_BUFFER_LENGTH);
std::copy_n(context.cmd_buf.begin(), response_size, cmd_buf);
context.WriteToOutgoingCommandBuffer(cmd_buf, *Kernel::g_current_process,
Kernel::g_handle_table);
}
////////////////////////////////////////////////////////////////////////////////////////////////////