/// <summary>
/// Transforms a <see cref="MemberInfo"/> into a <see cref="MetadataTokenName"/>
/// getting as much info as possiable depending on which
/// child-type the <see cref="mi"/> resolves to.
/// </summary>
/// <param name="mi"></param>
/// <param name="indicies">
/// optional parameter, used to abbreviate the name removing the redundant part shared
/// by both assembly and namespace.
/// </param>
/// <param name="isIgnore">optional f(x) pointer for calling assembly to specify some additional rules by token name</param>
/// <returns></returns>
public static MetadataTokenName ConvertToMetadataTokenName(MemberInfo mi, AsmIndicies indicies, Func<string, bool> isIgnore)
{
if (mi == null)
return null;
var localIsIgnore = isIgnore ?? (s => false);
var localIndicies = indicies ?? new AsmIndicies { Asms = new MetadataTokenAsm[0] };
var tokenName = new MetadataTokenName { Name = mi.Name, Label = mi.GetType().Name };
string asmQualName;
string asmName;
string expandedName;
var type = mi as Type;
if (type != null)
{
asmQualName = type.Assembly.GetName().FullName;
//do not send back GAC asm's unless asked
if (localIsIgnore(asmQualName))
return null;
var t =
localIndicies.Asms.FirstOrDefault(
x =>
String.Equals(x.AssemblyName, type.Assembly.GetName().FullName,
StringComparison.OrdinalIgnoreCase));
if (t == null)
return null;
asmName = type.Assembly.GetName().Name;
expandedName = !string.IsNullOrEmpty(asmName)
? type.FullName.Replace($"{asmName}", string.Empty)
: type.FullName;
if (!string.Equals(expandedName, tokenName.Name, StringComparison.OrdinalIgnoreCase))
tokenName.Name = expandedName;
tokenName.OwnAsmIdx = t.IndexId;
return tokenName;
}
if (mi.DeclaringType == null) return tokenName;
asmQualName = mi.DeclaringType.Assembly.GetName().FullName;
//do not send back GAC asm's unless asked
if (localIsIgnore(asmQualName) || localIsIgnore(mi.DeclaringType.FullName))
return null;
var f =
localIndicies.Asms.FirstOrDefault(
x =>
string.Equals(x.AssemblyName, mi.DeclaringType.Assembly.GetName().FullName,
StringComparison.OrdinalIgnoreCase));
if (f == null)
return null;
asmName = mi.DeclaringType.Assembly.GetName().Name;
expandedName = !string.IsNullOrEmpty(asmName)
? mi.DeclaringType.FullName.Replace($"{asmName}", string.Empty)
: mi.DeclaringType.FullName;
if (!string.Equals(expandedName, tokenName.Name, StringComparison.OrdinalIgnoreCase))
tokenName.Name = $"{expandedName}{Constants.TYPE_METHOD_NAME_SPLIT_ON}{tokenName.Name}";
tokenName.OwnAsmIdx = f.IndexId;
var mti = mi as MethodInfo;
if (mti == null)
return tokenName;
var mtiParams = mti.GetParameters();
if (mtiParams.Length <= 0)
{
tokenName.Name = $"{tokenName.Name}()";
return tokenName;
}
var paramNames = new List<string>();
foreach (var param in mtiParams)
{
var workingName = param.ParameterType.FullName;
if (!param.ParameterType.IsGenericType)
{
paramNames.Add(workingName);
continue;
}
var paramsGen = param.ParameterType.GetGenericArguments();
foreach (var genParam in paramsGen)
{
var asmGenParamName = genParam.AssemblyQualifiedName;
if (string.IsNullOrWhiteSpace(asmGenParamName))
continue;
workingName = workingName.Replace("[" + asmGenParamName + "]", genParam.FullName);
}
paramNames.Add(workingName);
}
tokenName.Name = $"{tokenName.Name}({string.Join(",", paramNames)})";
return tokenName;
}
/// <summary>
/// Launches the NoFuture.Util.Gia.InvokeAssemblyAnalysis.exe and calls
/// GetAsmIndicies command.
/// </summary>
/// <param name="assemblyPath"></param>
/// <param name="ports"></param>
/// <param name="resolveGacAsmNames"></param>
/// <returns></returns>
/// <remarks>
/// The ports used are defaulted to <see cref="DF_START_PORT"/>.
/// </remarks>
/// <remarks>
/// <![CDATA[
/// +------------------------------------------------------------------------------------------------------------+
/// | Using AssemblyAnalysis |
/// ||+--operating-context(1)--+|+-----new-instance(2)----+|+------remote-exe(3)-----+|+---target-assembly(4)---+|
/// || new instance of | | | |
/// || ................> | | |
/// || | start new process | | |
/// || | provide assembly name | | |
/// || | ................> | |
/// || | | launch sockets | |
/// || | | get asm names on manifest| |
/// || | | ................> |
/// || | |send AsmIndicies on socket| |
/// || | <................ | |
/// || | receive AsmIndices | | |
/// || | save to disk | | |
/// || | assign to prop | | |
/// || <................ | | |
/// || invoke GetTokenIds with | | | |
/// || regex | | | |
/// || ................> | | |
/// || | send GetTokenIdsCriteria | | |
/// || | on socket | | |
/// || | ................> | |
/// || | | get types as tokens | |
/// || | | ................> |
/// || | | get members as tokens | |
/// || | | ................> |
/// || | | get callvirts as tokens | |
/// || | | ................> |
/// || | | get tokens-of-tokens(a) | |
/// || | | ................> |
/// || | |send TokenIds on socket(b)| |
/// || | <................ | |
/// || | get TokenIds | | |
/// || | save to disk | | |
/// || | return TokenIds | | |
/// || <................ | | |
/// || flatten the TokenIds | | | |
/// || invoke GetTokenNames | | | |
/// || ................> | | |
/// || | send MetadataTokenId[] on| | |
/// || | socket | | |
/// || | ................> | |
/// || | | resolve each to a runtime| |
/// || | | type | |
/// || | | ................> |
/// || | | send TokenNames on socket| |
/// || | <................ | |
/// || | receive TokenNames | | |
/// || | save to disk | | |
/// || | return TokenNames | | |
/// || <................ | | |
/// ||+------------------------+|+------------------------+|+------------------------+|+------------------------+|
///
/// (1) assume PowerShell
/// (2) new instance of NoFuture.Util.Gia.AssemblyAnalysis
/// (3) new process NoFuture.Util.Gia.InvokeAssemblyAnalysis.exe
/// (4) the assembly whose tokens we want
///
/// (a) The top-level types already had all thier members resolved to tokens and every virtcall found within the body of those members.
/// This is now starting it all over again as if the types found on the callvirts in the body of these members were themselves the top-level types.
/// This will continue until we end up on a type which is contained in an assembly whose name doesn't match our regex pattern.
/// (b) This is a tree data-struct. Each token has itself a collection of tokens and so on.
/// ]]>
/// </remarks>
/// <example>
/// <![CDATA[
/// $myAsmAly = New-Object NoFuture.Util.Gia.AssemblyAnalysis($AssemblyPath,$false)
/// $myTokensIds = $myAsmAly.GetTokenIds(0, "NoFuture.*")
/// $myFlatTokens = $myTokensIds.FlattenToDistinct()
/// $myTokenNames = $myAsmAly.GetTokenNames($myFlatTokens)
/// ]]>
/// </example>
public AssemblyAnalysis(string assemblyPath, bool resolveGacAsmNames, params int[] ports)
{
if (string.IsNullOrWhiteSpace(assemblyPath) || !File.Exists(assemblyPath))
throw new ItsDeadJim("This isn't a valid assembly path");
if (string.IsNullOrWhiteSpace(CustomTools.InvokeAssemblyAnalysis) || !File.Exists(CustomTools.InvokeAssemblyAnalysis))
throw new ItsDeadJim("Don't know where to locate the NoFuture.Util.Gia.InvokeAssemblyAnalysis, assign " +
"the global variable at NoFuture.CustomTools.InvokeAssemblyAnalysis.");
var np = DF_START_PORT;
var usePorts = new int[4];
for (var i = 0; i < usePorts.Length; i++)
{
usePorts[i] = ports != null && ports.Length >= i + 1 ? ports[i] : np + i;
}
var args = string.Join(" ",
ConsoleCmd.ConstructCmdLineArgs(GET_ASM_INDICES_PORT_CMD_SWITCH,
usePorts[0].ToString(CultureInfo.InvariantCulture)),
ConsoleCmd.ConstructCmdLineArgs(GET_TOKEN_IDS_PORT_CMD_SWITCH,
usePorts[1].ToString(CultureInfo.InvariantCulture)),
ConsoleCmd.ConstructCmdLineArgs(GET_TOKEN_NAMES_PORT_CMD_SWITCH,
usePorts[2].ToString(CultureInfo.InvariantCulture)),
ConsoleCmd.ConstructCmdLineArgs(GET_TOKEN_PAGE_RANK_PORT_CMD_SWITCH,
usePorts[3].ToString(CultureInfo.InvariantCulture)),
ConsoleCmd.ConstructCmdLineArgs(RESOLVE_GAC_ASM_SWITCH, resolveGacAsmNames.ToString()));
MyProcess = StartRemoteProcess(CustomTools.InvokeAssemblyAnalysis, args);
var getAsmIndicesCmd = new InvokeGetAsmIndicies()
{
ProcessId = MyProcess.Id,
SocketPort = usePorts[0]
};
_asmIndices = getAsmIndicesCmd.Receive(assemblyPath);
_getTokenIdsCmd = new InvokeGetTokenIds(_asmIndices)
{
ProcessId = MyProcess.Id,
SocketPort = usePorts[1]
};
_getTokenNamesCmd = new InvokeGetTokenNames()
{
ProcessId = MyProcess.Id,
SocketPort = usePorts[2]
};
_getTokenPageRankCmd = new InvokeGetTokenPageRank
{
ProcessId = MyProcess.Id,
SocketPort = usePorts[3]
};
}
