public void CreateCollation(string name, Collation collation)
{
name = name.ToUpperInvariant();
var nativeCollation = new CollationNative((applicationData, firstLength, firstString, secondLength, secondString) =>
{
var first = this.platformMarshal.MarshalStringNativeUTF8ToManaged(firstString);
var second = this.platformMarshal.MarshalStringNativeUTF8ToManaged(secondString);
try
{
return(collation.Invoke(first, second));
}
catch
{
return(0);
}
});
var collationDelegate = this.platformMarshal.ApplyNativeCallingConventionToCollation(nativeCollation);
this.collationDelegates[name] = collationDelegate;
var collPtr = this.platformMarshal.MarshalDelegateToNativeFunctionPointer(collationDelegate);
int nameLength;
var namePtr = this.platformMarshal.MarshalStringManagedToNativeUTF8(name, out nameLength);
try
{
this.sqlite3Provider.Sqlite3CreateCollation(this.db, namePtr, collPtr);
}
finally
{
if (namePtr != IntPtr.Zero)
{
this.platformMarshal.CleanUpStringNativeUTF8(namePtr);
}
}
}
Delegate IPlatformMarshal.ApplyNativeCallingConventionToCollation(CollationNative collation)
{
return(new CollationNativeCdecl(collation));
}
public void CreateCollation(string name, Collation collation)
{
name = name.ToUpperInvariant();
var nativeCollation = new CollationNative((applicationData, firstLength, firstString, secondLength, secondString) =>
{
var first = this.platformMarshal.MarshalStringNativeUTF8ToManaged(firstString);
var second = this.platformMarshal.MarshalStringNativeUTF8ToManaged(secondString);
try
{
return collation.Invoke(first, second);
}
catch
{
return 0;
}
});
var collationDelegate = this.platformMarshal.ApplyNativeCallingConventionToCollation(nativeCollation);
this.collationDelegates[name] = collationDelegate;
var collPtr = this.platformMarshal.MarshalDelegateToNativeFunctionPointer(collationDelegate);
int nameLength;
var namePtr = this.platformMarshal.MarshalStringManagedToNativeUTF8(name, out nameLength);
try
{
this.sqlite3Provider.Sqlite3CreateCollation(this.db, namePtr, collPtr);
}
finally
{
if (namePtr != IntPtr.Zero)
{
this.platformMarshal.CleanUpStringNativeUTF8(namePtr);
}
}
}
Delegate IPlatformMarshal.ApplyNativeCallingConventionToCollation(CollationNative collation)
{
return new CollationNativeCdecl(collation);
}
