static void ApplyTemplate(ApiModel item, string outputDirectory, TemplateEngine templateEngine, string templateName)
{
var outputPath = Path.Combine(outputDirectory, TemplateCallbacks.GetApiClassName(item) + ".cs");
if (File.Exists(outputPath))
File.Delete(outputPath);
File.WriteAllText(outputPath, templateEngine.ApplyByName(templateName, item));
}
public static string EnumItem(TemplateEngine engine, object source)
{
dynamic s = source;
if (s.Name.EndsWith("FORCE_DWORD") || s.Name.EndsWith("FORCE_UINT"))
return string.Empty;
return s.Name + " = " + s.Value + ",";
}
static void ApplyTemplate(IEnumerable<TypeModel> items, string outputDirectory, TemplateEngine templateEngine, string templateName)
{
foreach (var item in items)
{
var outputPath = Path.Combine(outputDirectory, item.Name + ".cs");
if (File.Exists(outputPath))
File.Delete(outputPath);
File.WriteAllText(outputPath, templateEngine.ApplyByName(templateName, item));
}
}
public static string FunctionPrologue(TemplateEngine engine, object source)
{
var method = (FunctionModel)source;
var builder = new StringBuilder();
foreach (var parameter in method.Parameters)
{
var formatter = formatters[marshaller.ResolveBehavior(parameter)];
builder.AppendLine(formatter.GetLocalVariableSetupCode(marshaller, parameter));
}
return(builder.ToString());
}
public static string FunctionEpilogue(TemplateEngine engine, object source)
{
var method = (FunctionModel)source;
var builder = new StringBuilder();
foreach (var parameter in method.Parameters)
{
var formatter = formatters[marshaller.ResolveBehavior(parameter)];
builder.AppendLine(formatter.GetLocalVariableCleanupCode(parameter));
}
if (method.Type != ApiModel.VoidModel)
builder.Append("return _result;");
return builder.ToString();
}
public static string FunctionEpilogue(TemplateEngine engine, object source)
{
var method = (FunctionModel)source;
var builder = new StringBuilder();
foreach (var parameter in method.Parameters)
{
var formatter = formatters[marshaller.ResolveBehavior(parameter)];
builder.AppendLine(formatter.GetLocalVariableCleanupCode(parameter));
}
if (method.Type != ApiModel.VoidModel)
{
builder.Append("return _result;");
}
return(builder.ToString());
}
public static string FunctionParameters(TemplateEngine engine, object source)
{
var function = (FunctionModel)source;
var builder = new StringBuilder();
for (var parameterIndex = 0; parameterIndex < function.Parameters.Count; ++parameterIndex)
{
var parameter = function.Parameters[parameterIndex];
var formatter = formatters[marshaller.ResolveBehavior(parameter)];
builder.Append(formatter.GetFormalParameterCode(parameter));
if (parameterIndex < function.Parameters.Count - 1)
{
builder.Append(", ");
}
}
return(builder.ToString());
}
public static string FunctionTrampoline(TemplateEngine engine, object source)
{
var function = (FunctionModel)source;
var builder = new StringBuilder();
string trampolineSuffix = string.Empty;
if (function.Type != ApiModel.VoidModel)
{
var methodTypeName = function.Type.Name;
var translationModel = function.Type as TranslationModel;
if (translationModel != null)
{
var type = Type.GetType(translationModel.TargetType);
methodTypeName = type.FullName;
trampolineSuffix = type.Name;
}
builder.AppendFormat("{0} _result = ", methodTypeName);
}
var method = function as MethodModel;
var api = function.Api;
if (method != null)
{
builder.AppendFormat("{0}.Trampoline.CallInstance{1}(System.IntPtr.Size * {2}, NativePointer", api.Name, trampolineSuffix, method.Index);
}
else
{
builder.AppendFormat("{0}.Trampoline.CallFree{1}(functions[{2}]", api.Name, trampolineSuffix, api.Functions.IndexOf(function));
}
foreach (var parameter in function.Parameters)
{
var formatter = formatters[marshaller.ResolveBehavior(parameter)];
builder.AppendFormat(", {0}", formatter.GetTrampolineParameterCode(parameter));
}
builder.Append(");");
return(builder.ToString());
}
public static string StructureMemberMarshallerReleaseStatement(TemplateEngine engine, object source)
{
StructureMemberModel member = (StructureMemberModel)source;
var builder = new StringBuilder();
switch (marshaller.ResolveBehavior(member))
{
case MarshalBehavior.String:
builder.AppendFormat("System.Runtime.InteropServices.Marshal.FreeHGlobal({0});", member.Name);
break;
case MarshalBehavior.Structure:
builder.AppendFormat("{0}.Release();", member.Name);
break;
default:
break;
}
return(builder.ToString());
}
public static string StructureMemberMarshallerDeclaration(TemplateEngine engine, object source)
{
StructureMemberModel member = (StructureMemberModel)source;
var builder = new StringBuilder();
switch (marshaller.ResolveBehavior(member))
{
case MarshalBehavior.String:
builder.AppendFormat("public System.IntPtr {0};", member.Name);
break;
case MarshalBehavior.Structure:
builder.AppendFormat("public {0}Marshaller {1};", GetQualifiedName(engine, member.Type), member.Name);
break;
default:
builder.AppendFormat("public {0} {1};", GetQualifiedName(engine, member.Type), member.Name);
break;
}
return(builder.ToString());
}
public static string MemberFromMarshallerAssignment(TemplateEngine engine, object source)
{
StructureMemberModel member = (StructureMemberModel)source;
var builder = new StringBuilder();
switch (marshaller.ResolveBehavior(member))
{
case MarshalBehavior.String:
builder.AppendFormat("result.{0} = new string((sbyte*)source.{0});", member.Name);
break;
case MarshalBehavior.Structure:
builder.AppendFormat("result.{0} = {1}.FromMarshaller(source.{0});", member.Name, GetQualifiedName(engine, member.Type));
break;
default:
builder.AppendFormat("result.{0} = source.{0};", member.Name);
break;
}
return(builder.ToString());
}
public static string MemberToMarshallerAssignment(TemplateEngine engine, object source)
{
StructureMemberModel member = (StructureMemberModel)source;
var builder = new StringBuilder();
switch (marshaller.ResolveBehavior(member))
{
case MarshalBehavior.String:
builder.AppendFormat("result.{0} = source.{0} != null ? System.Runtime.InteropServices.Marshal.StringToHGlobalAnsi(source.{0}) : System.IntPtr.Zero;", member.Name);
break;
case MarshalBehavior.Structure:
builder.AppendFormat("result.{0} = {1}.ToMarshaller(source.{0});", member.Name, GetQualifiedName(engine, member.Type));
break;
default:
builder.AppendFormat("result.{0} = source.{0};", member.Name);
break;
}
return(builder.ToString());
}
static void RunGenerator(ApiModel api, Configuration configuration)
{
var templateDirectory = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "Templates");
var templateEngine = new TemplateEngine(new[] { templateDirectory });
templateEngine.RegisterCallback("ApiNamespace", (e, s) => api.Name);
templateEngine.RegisterCallback("ApiName", (e, s) => TemplateCallbacks.GetApiClassName(api));
templateEngine.RegisterCallback("ApiDll", (e, s) => TemplateCallbacks.GetApiDllName(api));
templateEngine.RegisterCallbacks(typeof(TemplateCallbacks));
var outputDirectory = configuration.GeneratorOutputPath;
if (!Directory.Exists(outputDirectory))
{
Directory.CreateDirectory(outputDirectory);
}
ApplyTemplate(api, outputDirectory, templateEngine, "Api");
ApplyTemplate(api.Enumerations, outputDirectory, templateEngine, "Enumeration");
ApplyTemplate(api.Structures, outputDirectory, templateEngine, "Structure");
ApplyTemplate(api.Interfaces, outputDirectory, templateEngine, "Interface");
BuildTrampolineAssembly(api, outputDirectory, string.Format("{0}.Trampoline", api.Name));
}
public static string FunctionParameters(TemplateEngine engine, object source)
{
var function = (FunctionModel)source;
var builder = new StringBuilder();
for (var parameterIndex = 0; parameterIndex < function.Parameters.Count; ++parameterIndex)
{
var parameter = function.Parameters[parameterIndex];
var formatter = formatters[marshaller.ResolveBehavior(parameter)];
builder.Append(formatter.GetFormalParameterCode(parameter));
if (parameterIndex < function.Parameters.Count - 1)
builder.Append(", ");
}
return builder.ToString();
}
public static string StructureMemberMarshallerReleaseStatement(TemplateEngine engine, object source)
{
StructureMemberModel member = (StructureMemberModel)source;
var builder = new StringBuilder();
switch (marshaller.ResolveBehavior(member))
{
case MarshalBehavior.String:
builder.AppendFormat("System.Runtime.InteropServices.Marshal.FreeHGlobal({0});", member.Name);
break;
case MarshalBehavior.Structure:
builder.AppendFormat("{0}.Release();", member.Name);
break;
default:
break;
}
return builder.ToString();
}
public static string StructureMemberMarshallerDeclaration(TemplateEngine engine, object source)
{
StructureMemberModel member = (StructureMemberModel)source;
var builder = new StringBuilder();
switch (marshaller.ResolveBehavior(member))
{
case MarshalBehavior.String:
builder.AppendFormat("public System.IntPtr {0};", member.Name);
break;
case MarshalBehavior.Structure:
builder.AppendFormat("public {0}Marshaller {1};", GetQualifiedName(engine, member.Type), member.Name);
break;
default:
builder.AppendFormat("public {0} {1};", GetQualifiedName(engine, member.Type), member.Name);
break;
}
return builder.ToString();
}
public static string MemberToMarshallerAssignment(TemplateEngine engine, object source)
{
StructureMemberModel member = (StructureMemberModel)source;
var builder = new StringBuilder();
switch (marshaller.ResolveBehavior(member))
{
case MarshalBehavior.String:
builder.AppendFormat("result.{0} = source.{0} != null ? System.Runtime.InteropServices.Marshal.StringToHGlobalAnsi(source.{0}) : System.IntPtr.Zero;", member.Name);
break;
case MarshalBehavior.Structure:
builder.AppendFormat("result.{0} = {1}.ToMarshaller(source.{0});", member.Name, GetQualifiedName(engine, member.Type));
break;
default:
builder.AppendFormat("result.{0} = source.{0};", member.Name);
break;
}
return builder.ToString();
}
public static string MemberFromMarshallerAssignment(TemplateEngine engine, object source)
{
StructureMemberModel member = (StructureMemberModel)source;
var builder = new StringBuilder();
switch (marshaller.ResolveBehavior(member))
{
case MarshalBehavior.String:
builder.AppendFormat("result.{0} = new string((sbyte*)source.{0});", member.Name);
break;
case MarshalBehavior.Structure:
builder.AppendFormat("result.{0} = {1}.FromMarshaller(source.{0});", member.Name, GetQualifiedName(engine, member.Type));
break;
default:
builder.AppendFormat("result.{0} = source.{0};", member.Name);
break;
}
return builder.ToString();
}
public static string GetQualifiedName(TemplateEngine engine, object source)
{
var type = (TypeModel)source;
if (type.Api != null)
return string.Format("{0}.{1}", type.Api.Name, type.Name);
return type.Name;
}
public static string FunctionTrampoline(TemplateEngine engine, object source)
{
var function = (FunctionModel)source;
var builder = new StringBuilder();
string trampolineSuffix = string.Empty;
if (function.Type != ApiModel.VoidModel)
{
var methodTypeName = function.Type.Name;
var translationModel = function.Type as TranslationModel;
if (translationModel != null)
{
var type = Type.GetType(translationModel.TargetType);
methodTypeName = type.FullName;
trampolineSuffix = type.Name;
}
builder.AppendFormat("{0} _result = ", methodTypeName);
}
var method = function as MethodModel;
var api = function.Api;
if (method != null)
builder.AppendFormat("{0}.Trampoline.CallInstance{1}(System.IntPtr.Size * {2}, NativePointer", api.Name, trampolineSuffix, method.Index);
else
builder.AppendFormat("{0}.Trampoline.CallFree{1}(functions[{2}]", api.Name, trampolineSuffix, api.Functions.IndexOf(function));
foreach (var parameter in function.Parameters)
{
var formatter = formatters[marshaller.ResolveBehavior(parameter)];
builder.AppendFormat(", {0}", formatter.GetTrampolineParameterCode(parameter));
}
builder.Append(");");
return builder.ToString();
}
static void RunGenerator(ApiModel api, Configuration configuration)
{
var templateDirectory = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "Templates");
var templateEngine = new TemplateEngine(new[] { templateDirectory });
templateEngine.RegisterCallback("ApiNamespace", (e, s) => api.Name);
templateEngine.RegisterCallback("ApiName", (e, s) => TemplateCallbacks.GetApiClassName(api));
templateEngine.RegisterCallback("ApiDll", (e, s) => TemplateCallbacks.GetApiDllName(api));
templateEngine.RegisterCallbacks(typeof(TemplateCallbacks));
var outputDirectory = configuration.GeneratorOutputPath;
if (!Directory.Exists(outputDirectory))
Directory.CreateDirectory(outputDirectory);
ApplyTemplate(api, outputDirectory, templateEngine, "Api");
ApplyTemplate(api.Enumerations, outputDirectory, templateEngine, "Enumeration");
ApplyTemplate(api.Structures, outputDirectory, templateEngine, "Structure");
ApplyTemplate(api.Interfaces, outputDirectory, templateEngine, "Interface");
BuildTrampolineAssembly(api, outputDirectory, string.Format("{0}.Trampoline", api.Name));
}
static void ApplyTemplate(IEnumerable <TypeModel> items, string outputDirectory, TemplateEngine templateEngine, string templateName)
{
foreach (var item in items)
{
var outputPath = Path.Combine(outputDirectory, item.Name + ".cs");
if (File.Exists(outputPath))
{
File.Delete(outputPath);
}
File.WriteAllText(outputPath, templateEngine.ApplyByName(templateName, item));
}
}
public static string FunctionPrologue(TemplateEngine engine, object source)
{
var method = (FunctionModel)source;
var builder = new StringBuilder();
foreach (var parameter in method.Parameters)
{
var formatter = formatters[marshaller.ResolveBehavior(parameter)];
builder.AppendLine(formatter.GetLocalVariableSetupCode(marshaller, parameter));
}
return builder.ToString();
}
