private ProgramInfo GetProgramInfoForInitialProcess()
{
if (_programInfoForInitialProcess == null)
{
lock (_programInfoForInitialProcessGuard)
{
_programInfoForInitialProcess ??= ProgramInfo.CreateProgramInfoForInitialProcess(FsServer);
}
}
return(_programInfoForInitialProcess);
}
/// <summary>
/// Gets the <see cref="ProgramInfo"/> associated with the specified program ID.
/// </summary>
/// <param name="programInfo">If the method returns successfully, contains the <see cref="ProgramInfo"/>
/// associated with the specified program ID.</param>
/// <param name="programId">The program ID of the <see cref="ProgramInfo"/> to get.</param>
/// <returns><see cref="Result.Success"/>: The operation was successful.<br/>
/// <see cref="ResultFs.TargetProgramNotFound"/>: The <see cref="ProgramInfo"/> was not found.</returns>
public Result GetProgramInfoByProgramId(out ProgramInfo programInfo, ulong programId)
{
lock (ProgramInfoList)
{
foreach (ProgramInfo info in ProgramInfoList)
{
if (info.ProgramId.Value == programId)
{
programInfo = info;
return(Result.Success);
}
}
programInfo = default;
return(ResultFs.TargetProgramNotFound.Log());
}
}
/// <summary>
/// Gets the <see cref="ProgramInfo"/> associated with the specified program ID.
/// </summary>
/// <param name="programInfo">If the method returns successfully, contains the <see cref="ProgramInfo"/>
/// associated with the specified program ID.</param>
/// <param name="programId">The program ID of the <see cref="ProgramInfo"/> to get.</param>
/// <returns><see cref="Result.Success"/>: The operation was successful.<br/>
/// <see cref="ResultFs.TargetProgramNotFound"/>: The <see cref="ProgramInfo"/> was not found.</returns>
public Result GetProgramInfoByProgramId(out ProgramInfo programInfo, ulong programId)
{
lock (ProgramInfoList)
{
foreach (ProgramInfo info in ProgramInfoList)
{
if (info.ProgramId.Value == programId)
{
programInfo = info;
return(Result.Success);
}
}
UnsafeHelpers.SkipParamInit(out programInfo);
return(ResultFs.TargetProgramNotFound.Log());
}
}
/// <summary>
/// Registers a program with information about that program in the program registry.
/// </summary>
/// <param name="processId">The process ID of the program.</param>
/// <param name="programId">The <see cref="ProgramId"/> of the program.</param>
/// <param name="storageId">The <see cref="StorageId"/> where the program is located.</param>
/// <param name="accessControlData">The FS access control data header located in the program's ACI.</param>
/// <param name="accessControlDescriptor">The FS access control descriptor located in the program's ACID.</param>
/// <returns><see cref="Result.Success"/>: The operation was successful.<br/>
/// <see cref="ResultFs.InvalidArgument"/>: The process ID is already registered.</returns>
public Result RegisterProgram(ulong processId, ProgramId programId, StorageId storageId,
ReadOnlySpan <byte> accessControlData, ReadOnlySpan <byte> accessControlDescriptor)
{
var programInfo = new ProgramInfo(FsServer, processId, programId, storageId, accessControlData,
accessControlDescriptor);
lock (ProgramInfoList)
{
foreach (ProgramInfo info in ProgramInfoList)
{
if (info.Contains(processId))
{
return(ResultFs.InvalidArgument.Log());
}
}
ProgramInfoList.AddLast(programInfo);
return(Result.Success);
}
}
/// <summary>
/// Gets the <see cref="ProgramInfo"/> associated with the specified process ID.
/// </summary>
/// <param name="programInfo">If the method returns successfully, contains the <see cref="ProgramInfo"/>
/// associated with the specified process ID.</param>
/// <param name="processId">The process ID of the <see cref="ProgramInfo"/> to get.</param>
/// <returns><see cref="Result.Success"/>: The operation was successful.<br/>
/// <see cref="ResultFs.TargetProgramNotFound"/>: The <see cref="ProgramInfo"/> was not found.</returns>
public Result GetProgramInfo(out ProgramInfo programInfo, ulong processId)
{
lock (ProgramInfoList)
{
if (ProgramInfo.IsInitialProgram(processId))
{
programInfo = GetProgramInfoForInitialProcess();
return(Result.Success);
}
foreach (ProgramInfo info in ProgramInfoList)
{
if (info.Contains(processId))
{
programInfo = info;
return(Result.Success);
}
}
programInfo = default;
return(ResultFs.TargetProgramNotFound.Log());
}
}
/// <summary>
/// Gets the <see cref="ProgramInfo"/> associated with the specified process ID.
/// </summary>
/// <param name="programInfo">If the method returns successfully, contains the <see cref="ProgramInfo"/>
/// associated with the specified process ID.</param>
/// <param name="processId">The process ID of the <see cref="ProgramInfo"/> to get.</param>
/// <returns><see cref="Result.Success"/>: The operation was successful.<br/>
/// <see cref="ResultFs.ProgramInfoNotFound"/>: The <see cref="ProgramInfo"/> was not found.</returns>
public Result GetProgramInfo(out ProgramInfo programInfo, ulong processId)
{
lock (ProgramInfoList)
{
if (ProgramInfo.IsInitialProgram(processId))
{
programInfo = GetProgramInfoForInitialProcess();
return(Result.Success);
}
foreach (ProgramInfo info in ProgramInfoList)
{
if (info.Contains(processId))
{
programInfo = info;
return(Result.Success);
}
}
UnsafeHelpers.SkipParamInit(out programInfo);
return(ResultFs.ProgramInfoNotFound.Log());
}
}
