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HLE/FS: Implemented FS::GetProgramLaunchInfo.

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This function is used by the DLP system module during the DLPSRVR initialization.
This commit is contained in:
Subv 2017-12-07 13:52:08 -05:00
parent 81fbe06915
commit 7d038b9bd8
4 changed files with 78 additions and 3 deletions
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50
src/core/hle/service/fs/fs_user.cpp
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@ -15,8 +15,10 @@
#include "core/hle/ipc_helpers.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/client_session.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/server_session.h"
#include "core/hle/result.h"
#include "core/hle/service/am/am.h"
#include "core/hle/service/fs/archive.h"
#include "core/hle/service/fs/fs_user.h"
#include "core/settings.h"
@ -920,6 +922,52 @@ static void GetFormatInfo(Service::Interface* self) {
cmd_buff[5] = format_info->duplicate_data;
}
/**
* FS_User::GetProgramLaunchInfo service function.
* Inputs:
* 0 : 0x082F0040
* 1 : Process ID
* Outputs:
* 0 : 0x082F0140
* 1 : Result of function, 0 on success, otherwise error code
* 2-3 : Program ID
* 4 : Media type
* 5 : Unknown
*/
static void GetProgramLaunchInfo(Service::Interface* self) {
IPC::RequestParser rp(Kernel::GetCommandBuffer(), 0x82F, 1, 0);
u32 process_id = rp.Pop<u32>();
LOG_DEBUG(Service_FS, "process_id=%u", process_id);
// TODO(Subv): The real FS service manages its own process list and only checks the processes
// that were registered with the 'fs:REG' service.
auto process = Kernel::GetProcessById(process_id);
IPC::RequestBuilder rb = rp.MakeBuilder(5, 0);
if (process == nullptr) {
// Note: In this case, the rest of the parameters are not changed but the command header
// remains the same.
rb.Push(ResultCode(FileSys::ErrCodes::ArchiveNotMounted, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Status));
rb.Skip(4, false);
return;
}
u64 program_id = process->codeset->program_id;
auto media_type = Service::AM::GetTitleMediaType(program_id);
rb.Push(RESULT_SUCCESS);
rb.Push(program_id);
rb.Push(static_cast<u8>(media_type));
// TODO(Subv): Find out what this value means.
rb.Push<u32>(0);
}
const Interface::FunctionInfo FunctionTable[] = {
{0x000100C6, nullptr, "Dummy1"},
{0x040100C4, nullptr, "Control"},
@ -969,7 +1017,7 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x082C0082, nullptr, "CardNorDirectCpuWriteWithoutVerify"},
{0x082D0040, nullptr, "CardNorDirectSectorEraseWithoutVerify"},
{0x082E0040, nullptr, "GetProductInfo"},
{0x082F0040, nullptr, "GetProgramLaunchInfo"},
{0x082F0040, GetProgramLaunchInfo, "GetProgramLaunchInfo"},
{0x08300182, nullptr, "CreateExtSaveData"},
{0x08310180, nullptr, "CreateSharedExtSaveData"},
{0x08320102, nullptr, "ReadExtSaveDataIcon"},