public async Task <Dictionary <string, string> > ReadEnvironmentAsync(Stream continuation, CancellationToken token = default(CancellationToken))
{
var env = new Dictionary <string, string>();
using var memoryStream = new MemoryStream();
await continuation.CopyToAsync(memoryStream, (16 << 10) /* 16KiB */, token);
memoryStream.Seek(0, SeekOrigin.Begin);
byte[] envBlock = memoryStream.ToArray();
if (envBlock.Length != (long)ExpectedSizeInBytes)
{
throw new ApplicationException($"ProcessEnvironment continuation length did not match expected length. Expected: {ExpectedSizeInBytes} bytes, Received: {envBlock.Length} bytes");
}
int cursor = 0;
UInt32 nElements = BitConverter.ToUInt32(envBlock, cursor);
cursor += sizeof(UInt32);
while (cursor < envBlock.Length)
{
string pair = IpcHelpers.ReadString(envBlock, ref cursor);
int equalsIdx = pair.IndexOf('=');
env[pair.Substring(0, equalsIdx)] = equalsIdx != pair.Length - 1 ? pair.Substring(equalsIdx + 1) : "";
}
return(env);
}
/// <summary>
/// Parses a ProcessInfo2 payload.
/// </summary>
internal static ProcessInfo ParseV2(byte[] payload)
{
int index = 0;
ProcessInfo processInfo = ParseCommon(payload, ref index);
processInfo.ManagedEntrypointAssemblyName = IpcHelpers.ReadString(payload, ref index);
processInfo.ClrProductVersionString = IpcHelpers.ReadString(payload, ref index);
return(processInfo);
}
private static ProcessInfo ParseCommon(byte[] payload, ref int index)
{
ProcessInfo processInfo = new ProcessInfo();
processInfo.ProcessId = BitConverter.ToUInt64(payload, index);
index += sizeof(UInt64);
byte[] cookieBuffer = new byte[GuidSizeInBytes];
Array.Copy(payload, index, cookieBuffer, 0, GuidSizeInBytes);
processInfo.RuntimeInstanceCookie = new Guid(cookieBuffer);
index += GuidSizeInBytes;
processInfo.CommandLine = IpcHelpers.ReadString(payload, ref index);
processInfo.OperatingSystem = IpcHelpers.ReadString(payload, ref index);
processInfo.ProcessArchitecture = IpcHelpers.ReadString(payload, ref index);
return(processInfo);
}
private Dictionary <string, string> ReadEnvironmentCore(MemoryStream stream)
{
stream.Seek(0, SeekOrigin.Begin);
byte[] envBlock = stream.ToArray();
if (envBlock.Length != (long)ExpectedSizeInBytes)
{
throw new ApplicationException($"ProcessEnvironment continuation length did not match expected length. Expected: {ExpectedSizeInBytes} bytes, Received: {envBlock.Length} bytes");
}
var env = new Dictionary <string, string>();
int cursor = 0;
UInt32 nElements = BitConverter.ToUInt32(envBlock, cursor);
cursor += sizeof(UInt32);
while (cursor < envBlock.Length)
{
string pair = IpcHelpers.ReadString(envBlock, ref cursor);
int equalsIdx = pair.IndexOf('=');
env[pair.Substring(0, equalsIdx)] = equalsIdx != pair.Length - 1 ? pair.Substring(equalsIdx + 1) : "";
}
return(env);
}
