mirror of
https://github.com/Ryujinx/Opentk.git
synced 2024-12-24 05:25:37 +00:00
Moved the Wrapper generation to Function instead of Delegate. Simplified the code.
This commit is contained in:
the_fiddler
parent
41be39acaf
commit
9edbab71de
|
|
@ -360,9 +360,12 @@ namespace Bind.Structures
|
|||
}
|
||||
else
|
||||
{
|
||||
Function f = WrapReturnType();
|
||||
|
||||
WrapParameters(new Function((Function)f ?? this), wrappers);
|
||||
Function f = new Function(this);
|
||||
f.WrapReturnType();
|
||||
if ((Settings.Compatibility & Settings.Legacy.GenerateAllPermutations) == Settings.Legacy.None)
|
||||
f.WrapParameters(wrappers);
|
||||
else
|
||||
f.WrapParametersComplete(wrappers);
|
||||
}
|
||||
|
||||
// If the function is not CLS-compliant (e.g. it contains unsigned parameters)
|
||||
|
|
@ -385,7 +388,8 @@ namespace Bind.Structures
|
|||
}
|
||||
else
|
||||
{
|
||||
cls.Body.AddRange(this.CreateBody(cls, true));
|
||||
cls.CreateBody(true);
|
||||
//cls.Body.AddRange(this.CreateBody(cls, true));
|
||||
}
|
||||
|
||||
bool somethingChanged = false;
|
||||
|
|
@ -404,353 +408,7 @@ namespace Bind.Structures
|
|||
|
||||
#endregion
|
||||
|
||||
#region protected Function WrapReturnType()
|
||||
|
||||
protected Function WrapReturnType()
|
||||
{
|
||||
// We have to add wrappers for all possible WrapperTypes.
|
||||
Function f;
|
||||
|
||||
// First, check if the return type needs wrapping:
|
||||
switch (this.ReturnType.WrapperType)
|
||||
{
|
||||
// If the function returns a string (glGetString) we must manually marshal it
|
||||
// using Marshal.PtrToStringXXX. Otherwise, the GC will try to free the memory
|
||||
// used by the string, resulting in corruption (the memory belongs to the
|
||||
// unmanaged boundary).
|
||||
case WrapperTypes.StringReturnType:
|
||||
f = new Function(this);
|
||||
f.ReturnType.CurrentType = "System.String";
|
||||
|
||||
f.Body.Add(
|
||||
String.Format(
|
||||
"return System.Runtime.InteropServices.Marshal.PtrToStringAnsi({0});",
|
||||
this.CallString()
|
||||
)
|
||||
);
|
||||
|
||||
return f; // Only occurs in glGetString, there's no need to check parameters.
|
||||
|
||||
// If the function returns a void* (GenericReturnValue), we'll have to return an IntPtr.
|
||||
// The user will unfortunately need to marshal this IntPtr to a data type manually.
|
||||
case WrapperTypes.GenericReturnType:
|
||||
ReturnType.CurrentType = "IntPtr";
|
||||
ReturnType.Pointer = false;
|
||||
|
||||
break;
|
||||
|
||||
case WrapperTypes.None:
|
||||
default:
|
||||
// No return wrapper needed
|
||||
break;
|
||||
}
|
||||
|
||||
return null;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region protected void WrapParameters(Function function, List<Function> wrappers)
|
||||
|
||||
protected static int index;
|
||||
|
||||
/// <summary>
|
||||
/// This function needs some heavy refactoring. I'm ashamed I ever wrote it, but it works...
|
||||
/// What it does is this: it adds to the wrapper list all possible wrapper permutations
|
||||
/// for functions that have more than one IntPtr parameter. Example:
|
||||
/// "void Delegates.f(IntPtr p, IntPtr q)" where p and q are pointers to void arrays needs the following wrappers:
|
||||
/// "void f(IntPtr p, IntPtr q)"
|
||||
/// "void f(IntPtr p, object q)"
|
||||
/// "void f(object p, IntPtr q)"
|
||||
/// "void f(object p, object q)"
|
||||
/// </summary>
|
||||
protected void WrapParameters(Function function, List<Function> wrappers)
|
||||
{
|
||||
if (index == 0)
|
||||
{
|
||||
if (function.Parameters.HasPointerParameters)
|
||||
{
|
||||
wrappers.Add(DefaultWrapper(function));
|
||||
}
|
||||
//else if (containsReferenceParameters)
|
||||
//{
|
||||
//}
|
||||
else
|
||||
{
|
||||
if (function.Body.Count == 0)
|
||||
wrappers.Add(DefaultWrapper(function));
|
||||
else
|
||||
wrappers.Add(function);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
if (index >= 0 && index < function.Parameters.Count)
|
||||
{
|
||||
Function f;
|
||||
|
||||
switch (function.Parameters[index].WrapperType)
|
||||
{
|
||||
case WrapperTypes.None:
|
||||
// No wrapper needed, visit the next parameter
|
||||
++index;
|
||||
WrapParameters(function, wrappers);
|
||||
--index;
|
||||
break;
|
||||
|
||||
case WrapperTypes.ArrayParameter:
|
||||
// Recurse to the last parameter
|
||||
++index;
|
||||
WrapParameters(function, wrappers);
|
||||
--index;
|
||||
|
||||
// On stack rewind, create array wrappers
|
||||
f = new Function(function);
|
||||
f.Parameters[index].Reference = false;
|
||||
f.Parameters[index].Array = 1;
|
||||
f.Parameters[index].Pointer = false;
|
||||
f.Body = CreateBody(f, false);
|
||||
wrappers.Add(f);
|
||||
|
||||
// Recurse to the last parameter again, keeping the Array wrappers
|
||||
++index;
|
||||
WrapParameters(f, wrappers);
|
||||
--index;
|
||||
|
||||
// On stack rewind create reference wrappers.
|
||||
f = new Function(function);
|
||||
f.Parameters[index].Reference = true;
|
||||
f.Parameters[index].Array = 0;
|
||||
f.Parameters[index].Pointer = false;
|
||||
f.Body = CreateBody(f, false);
|
||||
wrappers.Add(f);
|
||||
|
||||
// Keeping the current reference wrapper, revisit all other parameters.
|
||||
++index;
|
||||
WrapParameters(f, wrappers);
|
||||
--index;
|
||||
|
||||
break;
|
||||
|
||||
case WrapperTypes.GenericParameter:
|
||||
// Recurse to the last parameter
|
||||
++index;
|
||||
WrapParameters(function, wrappers);
|
||||
--index;
|
||||
|
||||
// On stack rewind, create object wrappers
|
||||
f = new Function(function);
|
||||
f.Parameters[index].Reference = false;
|
||||
f.Parameters[index].Array = 0;
|
||||
f.Parameters[index].Pointer = false;
|
||||
f.Parameters[index].CurrentType = "object";
|
||||
f.Parameters[index].Flow = Parameter.FlowDirection.Undefined;
|
||||
|
||||
f.Body = CreateBody(f, false);
|
||||
wrappers.Add(f);
|
||||
|
||||
// Keeping the current Object wrapper, visit all other parameters once more
|
||||
++index;
|
||||
WrapParameters(f, wrappers);
|
||||
--index;
|
||||
|
||||
break;
|
||||
|
||||
//case WrapperTypes.ReferenceParameter:
|
||||
// // Recurse to the last parameter
|
||||
// ++index;
|
||||
// WrapParameters(function, wrappers);
|
||||
// --index;
|
||||
|
||||
// // On stack rewind, create reference wrappers
|
||||
// f = new Function(function);
|
||||
// f.Parameters[index].Reference = true;
|
||||
// f.Parameters[index].Array = 0;
|
||||
// f.Parameters[index].Pointer = false;
|
||||
// f.Body = CreateBody(f, false);
|
||||
// //f = ReferenceWrapper(new Function(function), index);
|
||||
// wrappers.Add(f);
|
||||
|
||||
// // Keeping the current Object wrapper, visit all other parameters once more
|
||||
// ++index;
|
||||
// WrapParameters(f, wrappers);
|
||||
// --index;
|
||||
|
||||
// break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region protected Function DefaultWrapper(Function f)
|
||||
|
||||
protected Function DefaultWrapper(Function f)
|
||||
{
|
||||
bool returns = f.ReturnType.CurrentType.ToLower().Contains("void");// && !f.ReturnType.Pointer;
|
||||
string callString = String.Format(
|
||||
"{0} {1}{2}; {3}",
|
||||
Unsafe ? "unsafe {" : "",
|
||||
returns ? "" : "return ",
|
||||
this.CallString(),
|
||||
Unsafe ? "}" : "");
|
||||
|
||||
f.Body.Add(callString);
|
||||
|
||||
return f;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region protected FunctionBody CreateBody(Function fun, bool wantCLSCompliance)
|
||||
|
||||
static List<string> handle_statements = new List<string>();
|
||||
static List<string> handle_release_statements = new List<string>();
|
||||
static List<string> fixed_statements = new List<string>();
|
||||
static List<string> assign_statements = new List<string>();
|
||||
|
||||
protected FunctionBody CreateBody(Function fun, bool wantCLSCompliance)
|
||||
{
|
||||
Function f = new Function(fun);
|
||||
|
||||
f.Body.Clear();
|
||||
handle_statements.Clear();
|
||||
handle_release_statements.Clear();
|
||||
fixed_statements.Clear();
|
||||
assign_statements.Clear();
|
||||
|
||||
//if (f.Name == "LoadDisplayColorTableEXT")
|
||||
//{
|
||||
//}
|
||||
|
||||
// Obtain pointers by pinning the parameters
|
||||
foreach (Parameter p in f.Parameters)
|
||||
{
|
||||
if (p.NeedsPin)
|
||||
{
|
||||
if (p.WrapperType == WrapperTypes.GenericParameter)
|
||||
{
|
||||
// Use GCHandle to obtain pointer to generic parameters and 'fixed' for arrays.
|
||||
// This is because fixed can only take the address of fields, not managed objects.
|
||||
handle_statements.Add(String.Format(
|
||||
"{0} {1}_ptr = {0}.Alloc({1}, System.Runtime.InteropServices.GCHandleType.Pinned);",
|
||||
"System.Runtime.InteropServices.GCHandle", p.Name));
|
||||
|
||||
handle_release_statements.Add(String.Format("{0}_ptr.Free();", p.Name));
|
||||
|
||||
if (p.Flow == Parameter.FlowDirection.Out)
|
||||
{
|
||||
assign_statements.Add(String.Format(
|
||||
" {0} = ({1}){0}_ptr.Target;",
|
||||
p.Name, p.CurrentType));
|
||||
}
|
||||
|
||||
// Note! The following line modifies f.Parameters, *not* this.Parameters
|
||||
//if ((Settings.Compatibility & Settings.Legacy.TurnVoidPointersToIntPtr) != Settings.Legacy.None)
|
||||
p.Name = "(IntPtr)" + p.Name + "_ptr.AddrOfPinnedObject()";
|
||||
//else
|
||||
//p.Name = "(void*)" + p.Name + "_ptr.AddrOfPinnedObject()";
|
||||
}
|
||||
else if (p.WrapperType == WrapperTypes.PointerParameter ||
|
||||
p.WrapperType == WrapperTypes.ArrayParameter ||
|
||||
p.WrapperType == WrapperTypes.ReferenceParameter)
|
||||
{
|
||||
// A fixed statement is issued for all non-generic pointers, arrays and references.
|
||||
fixed_statements.Add(String.Format(
|
||||
"fixed ({0}* {1} = {2})",
|
||||
wantCLSCompliance && !p.CLSCompliant ? p.GetCLSCompliantType() : p.CurrentType,
|
||||
p.Name + "_ptr",
|
||||
p.Array > 0 ? p.Name : "&" + p.Name));
|
||||
|
||||
if (p.Flow == Parameter.FlowDirection.Out && p.Array == 0) // Fixed Arrays of blittable types don't need explicit assignment.
|
||||
{
|
||||
assign_statements.Add(String.Format(" {0} = *{0}_ptr;", p.Name));
|
||||
}
|
||||
|
||||
p.Name = p.Name + "_ptr";
|
||||
}
|
||||
else
|
||||
{
|
||||
throw new ApplicationException("Unknown parameter type");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//if (!f.Unsafe && (fixed_statements.Count > 0 || fixed_statements.Count > 0))
|
||||
{
|
||||
f.Body.Add("unsafe");
|
||||
f.Body.Add("{");
|
||||
f.Body.Indent();
|
||||
}
|
||||
|
||||
if (fixed_statements.Count > 0)
|
||||
{
|
||||
f.Body.AddRange(fixed_statements);
|
||||
f.Body.Add("{");
|
||||
f.Body.Indent();
|
||||
}
|
||||
|
||||
if (handle_statements.Count > 0)
|
||||
{
|
||||
f.Body.AddRange(handle_statements);
|
||||
f.Body.Add("try");
|
||||
f.Body.Add("{");
|
||||
f.Body.Indent();
|
||||
}
|
||||
|
||||
if (f.ReturnType.CurrentType.ToLower().Contains("void"))
|
||||
{
|
||||
f.Body.Add(String.Format("{0};", f.CallString()));
|
||||
}
|
||||
else
|
||||
{
|
||||
f.Body.Add(String.Format("{0} {1} = {2};", f.ReturnType.CurrentType, "retval", f.CallString()));
|
||||
}
|
||||
|
||||
if (assign_statements.Count > 0)
|
||||
{
|
||||
f.Body.AddRange(assign_statements);
|
||||
}
|
||||
|
||||
// Return:
|
||||
if (!f.ReturnType.CurrentType.ToLower().Contains("void"))
|
||||
{
|
||||
f.Body.Add("return retval;");
|
||||
}
|
||||
|
||||
// Free all allocated GCHandles
|
||||
if (handle_statements.Count > 0)
|
||||
{
|
||||
f.Body.Unindent();
|
||||
f.Body.Add("}");
|
||||
f.Body.Add("finally");
|
||||
f.Body.Add("{");
|
||||
f.Body.Indent();
|
||||
|
||||
f.Body.AddRange(handle_release_statements);
|
||||
|
||||
f.Body.Unindent();
|
||||
f.Body.Add("}");
|
||||
}
|
||||
|
||||
if (fixed_statements.Count > 0)
|
||||
{
|
||||
f.Body.Unindent();
|
||||
f.Body.Add("}");
|
||||
}
|
||||
|
||||
//if (!f.Unsafe && (fixed_statements.Count > 0 || fixed_statements.Count > 0))
|
||||
{
|
||||
f.Body.Unindent();
|
||||
f.Body.Add("}");
|
||||
}
|
||||
|
||||
return f.Body;
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region protected virtual void TranslateReturnType()
|
||||
#region void TranslateReturnType()
|
||||
|
||||
/// <summary>
|
||||
/// Translates the opengl return type to the equivalent C# type.
|
||||
|
|
@ -765,7 +423,7 @@ namespace Bind.Structures
|
|||
/// 4) A GLenum (translates to int on Legacy.Tao or GL.Enums.GLenum otherwise).
|
||||
/// Return types must always be CLS-compliant, because .Net does not support overloading on return types.
|
||||
/// </remarks>
|
||||
protected virtual void TranslateReturnType()
|
||||
void TranslateReturnType()
|
||||
{
|
||||
if (Bind.Structures.Type.GLTypes.ContainsKey(ReturnType.CurrentType))
|
||||
ReturnType.CurrentType = Bind.Structures.Type.GLTypes[ReturnType.CurrentType];
|
||||
|
|
@ -775,6 +433,7 @@ namespace Bind.Structures
|
|||
|
||||
if (ReturnType.CurrentType.ToLower().Contains("void") && ReturnType.Pointer)
|
||||
{
|
||||
ReturnType.CurrentType = "IntPtr";
|
||||
ReturnType.WrapperType = WrapperTypes.GenericReturnType;
|
||||
}
|
||||
|
||||
|
|
@ -852,6 +511,9 @@ namespace Bind.Structures
|
|||
|
||||
internal void Translate()
|
||||
{
|
||||
if (Name.Contains("String"))
|
||||
{
|
||||
}
|
||||
TranslateReturnType();
|
||||
TranslateParameters();
|
||||
|
||||
|
|
|
|||
|
|
@ -205,6 +205,408 @@ namespace Bind.Structures
|
|||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region public void WrapParameters(List<Function> wrappers)
|
||||
|
||||
public void WrapParameters(List<Function> wrappers)
|
||||
{
|
||||
Function f;
|
||||
|
||||
if (Parameters.HasPointerParameters)
|
||||
{
|
||||
// Array overloads
|
||||
foreach (Parameter p in this.Parameters)
|
||||
{
|
||||
if (p.WrapperType == WrapperTypes.ArrayParameter)
|
||||
{
|
||||
p.Reference = false;
|
||||
p.Array = 1;
|
||||
p.Pointer = false;
|
||||
}
|
||||
}
|
||||
f = new Function(this);
|
||||
f.CreateBody(false);
|
||||
wrappers.Add(f);
|
||||
WrapVoidPointers(wrappers);
|
||||
|
||||
// Reference overloads
|
||||
foreach (Parameter p in this.Parameters)
|
||||
{
|
||||
if (p.WrapperType == WrapperTypes.ArrayParameter)
|
||||
{
|
||||
p.Reference = true;
|
||||
p.Array = 0;
|
||||
p.Pointer = false;
|
||||
}
|
||||
}
|
||||
f = new Function(this);
|
||||
f.CreateBody(false);
|
||||
wrappers.Add(f);
|
||||
new Function(this).WrapVoidPointers(wrappers);
|
||||
|
||||
// Pointer overloads
|
||||
foreach (Parameter p in this.Parameters)
|
||||
{
|
||||
if (p.WrapperType == WrapperTypes.ArrayParameter)
|
||||
{
|
||||
p.Reference = false;
|
||||
p.Array = 0;
|
||||
p.Pointer = true;
|
||||
}
|
||||
}
|
||||
f = new Function(this);
|
||||
f.CreateBody(false);
|
||||
wrappers.Add(f);
|
||||
WrapVoidPointers(wrappers);
|
||||
}
|
||||
else
|
||||
{
|
||||
//wrappers.Add(DefaultWrapper(new Function(this)));
|
||||
f = new Function(this);
|
||||
f.CreateBody(false);
|
||||
wrappers.Add(f);
|
||||
}
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region public void WrapParametersComplete(List<Function> wrappers)
|
||||
|
||||
static int index = 0;
|
||||
|
||||
/// <summary>
|
||||
/// Adds to the wrapper list all possible wrapper permutations for every possible parameter combination.
|
||||
/// "void Delegates.f(IntPtr p, IntPtr q)" where p and q are pointers to void arrays needs the following wrappers:
|
||||
/// "void f(IntPtr p, IntPtr q)"
|
||||
/// "void f(IntPtr p, object q)"
|
||||
/// "void f(object p, IntPtr q)"
|
||||
/// "void f(object p, object q)"
|
||||
/// </summary>
|
||||
/// <param name="wrappers"></param>
|
||||
public void WrapParametersComplete(List<Function> wrappers)
|
||||
{
|
||||
if (index == 0)
|
||||
{
|
||||
//if (this.Parameters.HasPointerParameters)
|
||||
{
|
||||
Function f = new Function(this);
|
||||
f.CreateBody(false);
|
||||
wrappers.Add(f);
|
||||
}
|
||||
//else
|
||||
//{
|
||||
// if (this.Body.Count == 0)
|
||||
// wrappers.Add(DefaultWrapper(this));
|
||||
// else
|
||||
// wrappers.Add(this);
|
||||
// return;
|
||||
//}
|
||||
}
|
||||
|
||||
if (index >= 0 && index < this.Parameters.Count)
|
||||
{
|
||||
Function f;
|
||||
|
||||
switch (this.Parameters[index].WrapperType)
|
||||
{
|
||||
case WrapperTypes.None:
|
||||
// No wrapper needed, visit the next parameter
|
||||
++index;
|
||||
WrapParametersComplete(wrappers);
|
||||
--index;
|
||||
break;
|
||||
|
||||
case WrapperTypes.ArrayParameter:
|
||||
// Recurse to the last parameter
|
||||
++index;
|
||||
WrapParametersComplete(wrappers);
|
||||
--index;
|
||||
|
||||
// On stack rewind, create array wrappers
|
||||
f = new Function(this);
|
||||
f.Parameters[index].Reference = false;
|
||||
f.Parameters[index].Array = 1;
|
||||
f.Parameters[index].Pointer = false;
|
||||
f.CreateBody(false);
|
||||
wrappers.Add(f);
|
||||
|
||||
// Recurse to the last parameter again, keeping the Array wrappers
|
||||
++index;
|
||||
f.WrapParametersComplete(wrappers);
|
||||
--index;
|
||||
|
||||
// On stack rewind create reference wrappers.
|
||||
f = new Function(this);
|
||||
f.Parameters[index].Reference = true;
|
||||
f.Parameters[index].Array = 0;
|
||||
f.Parameters[index].Pointer = false;
|
||||
f.CreateBody(false);
|
||||
wrappers.Add(f);
|
||||
|
||||
// Keeping the current reference wrapper, revisit all other parameters.
|
||||
++index;
|
||||
f.WrapParametersComplete(wrappers);
|
||||
--index;
|
||||
|
||||
break;
|
||||
|
||||
case WrapperTypes.GenericParameter:
|
||||
// Recurse to the last parameter
|
||||
++index;
|
||||
WrapParametersComplete(wrappers);
|
||||
--index;
|
||||
|
||||
// On stack rewind, create object wrappers
|
||||
f = new Function(this);
|
||||
f.Parameters[index].Reference = false;
|
||||
f.Parameters[index].Array = 0;
|
||||
f.Parameters[index].Pointer = false;
|
||||
f.Parameters[index].CurrentType = "object";
|
||||
f.Parameters[index].Flow = Parameter.FlowDirection.Undefined;
|
||||
|
||||
f.CreateBody(false);
|
||||
wrappers.Add(f);
|
||||
|
||||
// Keeping the current Object wrapper, visit all other parameters once more
|
||||
++index;
|
||||
f.WrapParametersComplete(wrappers);
|
||||
--index;
|
||||
|
||||
break;
|
||||
|
||||
//case WrapperTypes.ReferenceParameter:
|
||||
// // Recurse to the last parameter
|
||||
// ++index;
|
||||
// WrapParameters(this, wrappers);
|
||||
// --index;
|
||||
|
||||
// // On stack rewind, create reference wrappers
|
||||
// f = new this(this);
|
||||
// f.Parameters[index].Reference = true;
|
||||
// f.Parameters[index].Array = 0;
|
||||
// f.Parameters[index].Pointer = false;
|
||||
// f.Body = CreateBody(f, false);
|
||||
// //f = ReferenceWrapper(new this(this), index);
|
||||
// wrappers.Add(f);
|
||||
|
||||
// // Keeping the current Object wrapper, visit all other parameters once more
|
||||
// ++index;
|
||||
// WrapParameters(f, wrappers);
|
||||
// --index;
|
||||
|
||||
// break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region public void WrapVoidPointers(List<Function> wrappers)
|
||||
|
||||
public void WrapVoidPointers(List<Function> wrappers)
|
||||
{
|
||||
if (index >= 0 && index < Parameters.Count)
|
||||
{
|
||||
if (Parameters[index].WrapperType == WrapperTypes.GenericParameter)
|
||||
{
|
||||
// Recurse to the last parameter
|
||||
++index;
|
||||
WrapVoidPointers(wrappers);
|
||||
--index;
|
||||
|
||||
// On stack rewind, create object wrappers
|
||||
Parameters[index].Reference = false;
|
||||
Parameters[index].Array = 0;
|
||||
Parameters[index].Pointer = false;
|
||||
Parameters[index].CurrentType = "object";
|
||||
Parameters[index].Flow = Parameter.FlowDirection.Undefined;
|
||||
|
||||
CreateBody(false);
|
||||
wrappers.Add(this);
|
||||
|
||||
// Keeping the current Object wrapper, visit all other parameters once more
|
||||
++index;
|
||||
WrapParametersComplete(wrappers);
|
||||
--index;
|
||||
}
|
||||
else
|
||||
{
|
||||
// Recurse to the last parameter
|
||||
++index;
|
||||
WrapVoidPointers(wrappers);
|
||||
--index;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region public void WrapReturnType()
|
||||
|
||||
public void WrapReturnType()
|
||||
{
|
||||
switch (ReturnType.WrapperType)
|
||||
{
|
||||
case WrapperTypes.StringReturnType:
|
||||
ReturnType.CurrentType = "string";
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
#endregion
|
||||
|
||||
#region public void CreateBody(bool wantCLSCompliance)
|
||||
|
||||
static List<string> handle_statements = new List<string>();
|
||||
static List<string> handle_release_statements = new List<string>();
|
||||
static List<string> fixed_statements = new List<string>();
|
||||
static List<string> assign_statements = new List<string>();
|
||||
|
||||
public void CreateBody(bool wantCLSCompliance)
|
||||
{
|
||||
Function f = new Function(this);
|
||||
|
||||
f.Body.Clear();
|
||||
handle_statements.Clear();
|
||||
handle_release_statements.Clear();
|
||||
fixed_statements.Clear();
|
||||
assign_statements.Clear();
|
||||
|
||||
//if (f.Name == "CheckExtension")
|
||||
{
|
||||
}
|
||||
|
||||
// Obtain pointers by pinning the parameters
|
||||
foreach (Parameter p in f.Parameters)
|
||||
{
|
||||
if (p.NeedsPin)
|
||||
{
|
||||
if (p.WrapperType == WrapperTypes.GenericParameter)
|
||||
{
|
||||
// Use GCHandle to obtain pointer to generic parameters and 'fixed' for arrays.
|
||||
// This is because fixed can only take the address of fields, not managed objects.
|
||||
handle_statements.Add(String.Format(
|
||||
"{0} {1}_ptr = {0}.Alloc({1}, System.Runtime.InteropServices.GCHandleType.Pinned);",
|
||||
"System.Runtime.InteropServices.GCHandle", p.Name));
|
||||
|
||||
handle_release_statements.Add(String.Format("{0}_ptr.Free();", p.Name));
|
||||
|
||||
if (p.Flow == Parameter.FlowDirection.Out)
|
||||
{
|
||||
assign_statements.Add(String.Format(
|
||||
"{0} = ({1}){0}_ptr.Target;",
|
||||
p.Name, p.CurrentType));
|
||||
}
|
||||
|
||||
// Note! The following line modifies f.Parameters, *not* this.Parameters
|
||||
p.Name = "(IntPtr)" + p.Name + "_ptr.AddrOfPinnedObject()";
|
||||
}
|
||||
else if (p.WrapperType == WrapperTypes.PointerParameter ||
|
||||
p.WrapperType == WrapperTypes.ArrayParameter ||
|
||||
p.WrapperType == WrapperTypes.ReferenceParameter)
|
||||
{
|
||||
// A fixed statement is issued for all non-generic pointers, arrays and references.
|
||||
fixed_statements.Add(String.Format(
|
||||
"fixed ({0}* {1} = {2})",
|
||||
wantCLSCompliance && !p.CLSCompliant ? p.GetCLSCompliantType() : p.CurrentType,
|
||||
p.Name + "_ptr",
|
||||
p.Array > 0 ? p.Name : "&" + p.Name));
|
||||
|
||||
if (p.Flow == Parameter.FlowDirection.Out && p.Array == 0) // Fixed Arrays of blittable types don't need explicit assignment.
|
||||
{
|
||||
assign_statements.Add(String.Format("{0} = *{0}_ptr;", p.Name));
|
||||
}
|
||||
|
||||
p.Name = p.Name + "_ptr";
|
||||
}
|
||||
else
|
||||
{
|
||||
throw new ApplicationException("Unknown parameter type");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//if (!f.Unsafe && (fixed_statements.Count > 0 || fixed_statements.Count > 0))
|
||||
if (fixed_statements.Count > 0)
|
||||
{
|
||||
f.Body.Add("unsafe");
|
||||
f.Body.Add("{");
|
||||
f.Body.Indent();
|
||||
|
||||
f.Body.AddRange(fixed_statements);
|
||||
f.Body.Add("{");
|
||||
f.Body.Indent();
|
||||
}
|
||||
|
||||
if (handle_statements.Count > 0)
|
||||
{
|
||||
f.Body.AddRange(handle_statements);
|
||||
f.Body.Add("try");
|
||||
f.Body.Add("{");
|
||||
f.Body.Indent();
|
||||
}
|
||||
|
||||
if (assign_statements.Count > 0)
|
||||
{
|
||||
// Call function
|
||||
if (f.ReturnType.CurrentType.ToLower().Contains("void"))
|
||||
f.Body.Add(String.Format("{0};", f.CallString()));
|
||||
else if (ReturnType.CurrentType.ToLower().Contains("string"))
|
||||
f.Body.Add(String.Format("{0} {1} = System.Runtime.InteropServices.Marshal.PtrToStringAnsi({2});",
|
||||
ReturnType.CurrentType, "retval", CallString()));
|
||||
else
|
||||
f.Body.Add(String.Format("{0} {1} = {2};", f.ReturnType.CurrentType, "retval", f.CallString()));
|
||||
|
||||
// Assign out parameters
|
||||
f.Body.AddRange(assign_statements);
|
||||
|
||||
// Return
|
||||
if (!f.ReturnType.CurrentType.ToLower().Contains("void"))
|
||||
{
|
||||
f.Body.Add("return retval;");
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
// Call function and return
|
||||
if (f.ReturnType.CurrentType.ToLower().Contains("void"))
|
||||
f.Body.Add(String.Format("{0};", f.CallString()));
|
||||
else if (ReturnType.CurrentType.ToLower().Contains("string"))
|
||||
f.Body.Add(String.Format("return System.Runtime.InteropServices.Marshal.PtrToStringAnsi({0});",
|
||||
CallString()));
|
||||
else
|
||||
f.Body.Add(String.Format("return {0};", f.CallString()));
|
||||
}
|
||||
|
||||
|
||||
// Free all allocated GCHandles
|
||||
if (handle_statements.Count > 0)
|
||||
{
|
||||
f.Body.Unindent();
|
||||
f.Body.Add("}");
|
||||
f.Body.Add("finally");
|
||||
f.Body.Add("{");
|
||||
f.Body.Indent();
|
||||
|
||||
f.Body.AddRange(handle_release_statements);
|
||||
|
||||
f.Body.Unindent();
|
||||
f.Body.Add("}");
|
||||
}
|
||||
|
||||
if (fixed_statements.Count > 0)
|
||||
{
|
||||
f.Body.Unindent();
|
||||
f.Body.Add("}");
|
||||
|
||||
f.Body.Unindent();
|
||||
f.Body.Add("}");
|
||||
}
|
||||
|
||||
this.Body = f.Body;
|
||||
}
|
||||
|
||||
#endregion
|
||||
}
|
||||
|
||||
#region class FunctionBody : List<string>
|
||||
|
|
|
|||
Loading…
Reference in a new issue