use crate::os::{BSTR, HRESULT, LPCSTR, LPSTR};
use bitflags::bitflags;
use com::{interfaces, interfaces::IUnknown, AbiTransferable, IID};

/// Manual implementation of:
/// ```ignore
/// unsafe impl<T: bitflags::BitFlags> AbiTransferable for T {
///     type Abi = T::Bits;
///     // ...
/// }
/// ```
macro_rules! abi_transferable {
    ($t:ident) => {
        unsafe impl AbiTransferable for $t {
            type Abi = u32;

            fn get_abi(&self) -> Self::Abi {
                self.bits()
            }

            fn set_abi(&mut self) -> *mut Self::Abi {
                &mut self.bits()
            }
        }
    };
}

bitflags! {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct DxcGlobalOptions : u32 {
        const NONE = 0x0;
        const THREAD_BACKGROUND_PRIORITY_FOR_INDEXING = 0x1;
        const THREAD_BACKGROUND_PRIORITY_FOR_EDITING = 0x2;
        const THREAD_BACKGROUND_PRIORITY_FOR_ALL
            = DxcGlobalOptions::THREAD_BACKGROUND_PRIORITY_FOR_INDEXING.bits()
            | DxcGlobalOptions::THREAD_BACKGROUND_PRIORITY_FOR_EDITING.bits();
    }
}
abi_transferable!(DxcGlobalOptions);

bitflags! {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct DxcDiagnosticSeverity : u32 {
        const IGNORED = 0;
        const NOTE = 1;
        const WARNING = 2;
        const ERROR = 3;
        const FATAL = 4;
    }
}

bitflags! {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct DxcTokenKind : u32 {
        const PUNCTUATION = 0;
        const KEYWORD = 1;
        const IDENTIFIER = 2;
        const LITERAL = 3;
        const COMMENT = 4;
        const UNKNOWN = 5;
        const BUILT_IN_TYPE = 6;
    }
}

bitflags! {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct DxcTypeKind : u32 {
        const Invalid = 0; // Represents an invalid type (e.g., where no type is available).
        const Unexposed = 1; // A type whose specific kind is not exposed via this interface.
        // Builtin types
        const Void = 2;
        const Bool = 3;
        const Char_U = 4;
        const UChar = 5;
        const Char16 = 6;
        const Char32 = 7;
        const UShort = 8;
        const UInt = 9;
        const ULong = 10;
        const ULongLong = 11;
        const UInt128 = 12;
        const Char_S = 13;
        const SChar = 14;
        const WChar = 15;
        const Short = 16;
        const Int = 17;
        const Long = 18;
        const LongLong = 19;
        const Int128 = 20;
        const Float = 21;
        const Double = 22;
        const LongDouble = 23;
        const NullPtr = 24;
        const Overload = 25;
        const Dependent = 26;
        const ObjCId = 27;
        const ObjCClass = 28;
        const ObjCSel = 29;
        const FirstBuiltin = DxcTypeKind::Void.bits();
        const LastBuiltin = DxcTypeKind::ObjCSel.bits();

        const Complex = 100;
        const Pointer = 101;
        const BlockPointer = 102;
        const LValueReference = 103;
        const RValueReference = 104;
        const Record = 105;
        const Enum = 106;
        const Typedef = 107;
        const ObjCInterface = 108;
        const ObjCObjectPointer = 109;
        const FunctionNoProto = 110;
        const FunctionProto = 111;
        const ConstantArray = 112;
        const Vector = 113;
        const IncompleteArray = 114;
        const VariableArray = 115;
        const DependentSizedArray = 116;
        const MemberPointer = 117;
    }
}

bitflags! {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct DxcCursorFormatting : u32 {
        const DEFAULT = 0x0;
        const USE_LANGUAGE_OPTIONS = 0x1;
        const SUPPRESS_SPECIFIERS = 0x2;
        const SUPPRESS_TAG_KEYWORD = 0x4;
        const INCLUDE_NAMESPACE_KEYWORD = 0x8;
    }
}
abi_transferable!(DxcCursorFormatting);

bitflags! {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct DxcTranslationUnitFlags : u32 {
        const NONE = 0x0;
        const DETAILED_PREPROCESSING_RECORD = 0x01;
        const INCOMPLETE = 0x02;
        const PRECOMPILED_PREAMBLE = 0x04;
        const CACHE_COMPLETION_RESULTS = 0x08;
        const FOR_SERIALIZATION = 0x10;
        const CXX_CHAINED_PCH = 0x20;
        const SKIP_FUNCTION_BODIES = 0x40;
        const INCLUDE_BRIEF_COMMENTS_IN_CODE_COMPLETION = 0x80;
        const USE_CALLER_THREAD = 0x800;
    }
}
abi_transferable!(DxcTranslationUnitFlags);

bitflags! {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct DxcDiagnosticDisplayOptions : u32 {
        const DISPLAY_SOURCE_LOCATION = 0x01;
        const DISPLAY_COLUMN = 0x02;
        const DISPLAY_SOURCE_RANGES = 0x04;
        const DISPLAY_OPTION = 0x08;
        const DISPLAY_CATEGORY_ID = 0x10;
        const DISPLAY_CATEGORY_NAME = 0x20;
        const DISPLAY_SEVERITY = 0x200;
    }
}
abi_transferable!(DxcDiagnosticDisplayOptions);

bitflags! {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct DxcCursorKindFlags : u32 {
        const NONE = 0;
        const DECLARATION = 0x1;
        const REFERENCE = 0x2;
        const EXPRESSION = 0x4;
        const STATEMENT = 0x8;
        const ATTRIBUTE = 0x10;
        const INVALID = 0x20;
        const TRANSLATION_UNIT = 0x40;
        const PREPROCESSING = 0x80;
        const UNEXPOSED = 0x100;
    }
}

bitflags! {
    #[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
    pub struct DxcCursorKind : u32 {
        const UNEXPOSED_DECL = 1;
        const STRUCT_DECL = 2;
        const UNION_DECL = 3;
        const CLASS_DECL = 4;
        const ENUM_DECL = 5;
        const FIELD_DECL = 6;
        const ENUM_CONSTANT_DECL = 7;
        const FUNCTION_DECL = 8;
        const VAR_DECL = 9;
        const PARM_DECL = 10;
        const OBJ_C_INTERFACE_DECL = 11;
        const OBJ_C_CATEGORY_DECL = 12;
        const OBJ_C_PROTOCOL_DECL = 13;
        const OBJ_C_PROPERTY_DECL = 14;
        const OBJ_C_IVAR_DECL = 15;
        const OBJ_C_INSTANCE_METHOD_DECL = 16;
        const OBJ_C_CLASS_METHOD_DECL = 17;
        const OBJ_C_IMPLEMENTATION_DECL = 18;
        const OBJ_C_CATEGORY_IMPL_DECL = 19;
        const TYPEDEF_DECL = 20;
        const CXX_METHOD = 21;
        const NAMESPACE = 22;
        const LINKAGE_SPEC = 23;
        const CONSTRUCTOR = 24;
        const DESTRUCTOR = 25;
        const CONVERSION_FUNCTION = 26;
        const TEMPLATE_TYPE_PARAMETER = 27;
        const NON_TYPE_TEMPLATE_PARAMETER = 28;
        const TEMPLATE_TEMPLATE_PARAMETER = 29;
        const FUNCTION_TEMPLATE = 30;
        const CLASS_TEMPLATE = 31;
        const CLASS_TEMPLATE_PARTIAL_SPECIALIZATION = 32;
        const NAMESPACE_ALIAS = 33;
        const USING_DIRECTIVE = 34;
        const USING_DECLARATION = 35;
        const TYPE_ALIAS_DECL = 36;
        const OBJ_C_SYNTHESIZE_DECL = 37;
        const OBJ_C_DYNAMIC_DECL = 38;
        const CXX_ACCESS_SPECIFIER = 39;

        const FIRST_DECL = DxcCursorKind::UNEXPOSED_DECL.bits();
        const LAST_DECL = DxcCursorKind::CXX_ACCESS_SPECIFIER.bits();

        const FIRST_REF = 40;
        const OBJ_C_SUPER_CLASS_REF = 40;
        const OBJ_C_PROTOCOL_REF = 41;
        const OBJ_C_CLASS_REF = 42;
        const TYPE_REF = 43;
        const CXX_BASE_SPECIFIER = 44;
        const TEMPLATE_REF = 45;
        const NAMESPACE_REF = 46;
        const MEMBER_REF = 47;
        const LABEL_REF = 48;
        const OVERLOADED_DECL_REF = 49;
        const VARIABLE_REF = 50;
        const LAST_REF = DxcCursorKind::VARIABLE_REF.bits();
        const FIRST_INVALID = 70;
        const INVALID_FILE = 70;
        const NO_DECL_FOUND = 71;
        const NOT_IMPLEMENTED = 72;
        const INVALID_CODE = 73;
        const LAST_INVALID = DxcCursorKind::INVALID_CODE.bits();
        const FIRST_EXPR = 100;
        const UNEXPOSED_EXPR = 100;
        const DECL_REF_EXPR = 101;
        const MEMBER_REF_EXPR = 102;
        const CALL_EXPR = 103;
        const OBJ_C_MESSAGE_EXPR = 104;
        const BLOCK_EXPR = 105;
        const INTEGER_LITERAL = 106;
        const FLOATING_LITERAL = 107;
        const IMAGINARY_LITERAL = 108;
        const STRING_LITERAL = 109;
        const CHARACTER_LITERAL = 110;
        const PAREN_EXPR = 111;
        const UNARY_OPERATOR = 112;
        const ARRAY_SUBSCRIPT_EXPR = 113;
        const BINARY_OPERATOR = 114;
        const COMPOUND_ASSIGN_OPERATOR = 115;
        const CONDITIONAL_OPERATOR = 116;
        const C_STYLE_CAST_EXPR = 117;
        const COMPOUND_LITERAL_EXPR = 118;
        const INIT_LIST_EXPR = 119;
        const ADDR_LABEL_EXPR = 120;
        const STMT_EXPR = 121;
        const GENERIC_SELECTION_EXPR = 122;
        const GNU_NULL_EXPR = 123;
        const CXX_STATIC_CAST_EXPR = 124;
        const CXX_DYNAMIC_CAST_EXPR = 125;
        const CXX_REINTERPRET_CAST_EXPR = 126;
        const CXX_CONST_CAST_EXPR = 127;
        const CXX_FUNCTIONAL_CAST_EXPR = 128;
        const CXX_TYPEID_EXPR = 129;
        const CXX_BOOL_LITERAL_EXPR = 130;
        const CXX_NULL_PTR_LITERAL_EXPR = 131;
        const CXX_THIS_EXPR = 132;
        const CXX_THROW_EXPR = 133;
        const CXX_NEW_EXPR = 134;
        const CXX_DELETE_EXPR = 135;
        const UNARY_EXPR = 136;
        const OBJ_C_STRING_LITERAL = 137;
        const OBJ_C_ENCODE_EXPR = 138;
        const OBJ_C_SELECTOR_EXPR = 139;
        const OBJ_C_PROTOCOL_EXPR = 140;
        const OBJ_C_BRIDGED_CAST_EXPR = 141;
        const PACK_EXPANSION_EXPR = 142;
        const SIZE_OF_PACK_EXPR = 143;
        const LAMBDA_EXPR = 144;
        const OBJ_C_BOOL_LITERAL_EXPR = 145;
        const OBJ_C_SELF_EXPR = 146;
        const LAST_EXPR = DxcCursorKind::OBJ_C_SELF_EXPR.bits();
        const FIRST_STMT = 200;
        const UNEXPOSED_STMT = 200;
        const LABEL_STMT = 201;
        const COMPOUND_STMT = 202;
        const CASE_STMT = 203;
        const DEFAULT_STMT = 204;
        const IF_STMT = 205;
        const SWITCH_STMT = 206;
        const WHILE_STMT = 207;
        const DO_STMT = 208;
        const FOR_STMT = 209;
        const GOTO_STMT = 210;
        const INDIRECT_GOTO_STMT = 211;
        const CONTINUE_STMT = 212;
        const BREAK_STMT = 213;
        const RETURN_STMT = 214;
        const GCC_ASM_STMT = 215;
        const ASM_STMT = DxcCursorKind::GCC_ASM_STMT.bits();

        const OBJ_C_AT_TRY_STMT = 216;
        const OBJ_C_AT_CATCH_STMT = 217;
        const OBJ_C_AT_FINALLY_STMT = 218;
        const OBJ_C_AT_THROW_STMT = 219;
        const OBJ_C_AT_SYNCHRONIZED_STMT = 220;
        const OBJ_C_AUTORELEASE_POOL_STMT = 221;
        const OBJ_C_FOR_COLLECTION_STMT = 222;
        const CXX_CATCH_STMT = 223;
        const CXX_TRY_STMT = 224;
        const CXX_FOR_RANGE_STMT = 225;
        const SEH_TRY_STMT = 226;
        const SEH_EXCEPT_STMT = 227;
        const SEH_FINALLY_STMT = 228;
        const MS_ASM_STMT = 229;
        const NULL_STMT = 230;
        const DECL_STMT = 231;
        const OMP_PARALLEL_DIRECTIVE = 232;
        const OMP_SIMD_DIRECTIVE = 233;
        const OMP_FOR_DIRECTIVE = 234;
        const OMP_SECTIONS_DIRECTIVE = 235;
        const OMP_SECTION_DIRECTIVE = 236;
        const OMP_SINGLE_DIRECTIVE = 237;
        const OMP_PARALLEL_FOR_DIRECTIVE = 238;
        const OMP_PARALLEL_SECTIONS_DIRECTIVE = 239;
        const OMP_TASK_DIRECTIVE = 240;
        const OMP_MASTER_DIRECTIVE = 241;
        const OMP_CRITICAL_DIRECTIVE = 242;
        const OMP_TASKYIELD_DIRECTIVE = 243;
        const OMP_BARRIER_DIRECTIVE = 244;
        const OMP_TASKWAIT_DIRECTIVE = 245;
        const OMP_FLUSH_DIRECTIVE = 246;
        const SEH_LEAVE_STMT = 247;
        const OMP_ORDERED_DIRECTIVE = 248;
        const OMP_ATOMIC_DIRECTIVE = 249;
        const OMP_FOR_SIMD_DIRECTIVE = 250;
        const OMP_PARALLEL_FOR_SIMD_DIRECTIVE = 251;
        const OMP_TARGET_DIRECTIVE = 252;
        const OMP_TEAMS_DIRECTIVE = 253;
        const OMP_TASKGROUP_DIRECTIVE = 254;
        const OMP_CANCELLATION_POINT_DIRECTIVE = 255;
        const OMP_CANCEL_DIRECTIVE = 256;
        const LAST_STMT = DxcCursorKind::OMP_CANCEL_DIRECTIVE.bits();

        const TRANSLATION_UNIT = 300;

        const FIRST_ATTR = 400;
        const UNEXPOSED_ATTR = 400;

        const IB_ACTION_ATTR = 401;
        const IB_OUTLET_ATTR = 402;
        const IB_OUTLET_COLLECTION_ATTR = 403;
        const CXX_FINAL_ATTR = 404;
        const CXX_OVERRIDE_ATTR = 405;
        const ANNOTATE_ATTR = 406;
        const ASM_LABEL_ATTR = 407;
        const PACKED_ATTR = 408;
        const PURE_ATTR = 409;
        const CONST_ATTR = 410;
        const NO_DUPLICATE_ATTR = 411;
        const CUDA_CONSTANT_ATTR = 412;
        const CUDA_DEVICE_ATTR = 413;
        const CUDA_GLOBAL_ATTR = 414;
        const CUDA_HOST_ATTR = 415;
        const CUDA_SHARED_ATTR = 416;
        const LAST_ATTR = DxcCursorKind::CUDA_SHARED_ATTR.bits();

        const PREPROCESSING_DIRECTIVE = 500;
        const MACRO_DEFINITION = 501;
        const MACRO_EXPANSION = 502;
        const MACRO_INSTANTIATION = DxcCursorKind::MACRO_EXPANSION.bits();
        const INCLUSION_DIRECTIVE = 503;
        const FIRST_PREPROCESSING = DxcCursorKind::PREPROCESSING_DIRECTIVE.bits();
        const LAST_PREPROCESSING = DxcCursorKind::INCLUSION_DIRECTIVE.bits();

        const MODULE_IMPORT_DECL = 600;
        const FIRST_EXTRA_DECL = DxcCursorKind::MODULE_IMPORT_DECL.bits();
        const LAST_EXTRA_DECL = DxcCursorKind::MODULE_IMPORT_DECL.bits();
    }
}

interfaces! {
    #[uuid("4f76b234-3659-4d33-99b0-3b0db994b564")]
    pub(crate) unsafe interface IDxcDiagnostic: IUnknown {
        pub(crate) unsafe fn format_diagnostic(
            &self,
            options: DxcDiagnosticDisplayOptions,
            result: *mut LPSTR,
        ) -> HRESULT;
        pub(crate) unsafe fn get_severity(&self, result: *mut DxcDiagnosticSeverity) -> HRESULT;
        pub(crate) unsafe fn get_location(
            &self,
            result: *mut Option<IDxcSourceLocation>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_spelling(&self, result: *mut LPSTR) -> HRESULT;
        pub(crate) unsafe fn get_category_text(&self, result: *mut LPSTR) -> HRESULT;
        pub(crate) unsafe fn get_num_ranges(&self, result: *mut u32) -> HRESULT;
        pub(crate) unsafe fn get_range_at(
            &self,
            index: u32,
            result: *mut Option<IDxcSourceRange>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_num_fix_its(&self, result: *mut u32) -> HRESULT;
        pub(crate) unsafe fn get_fix_it_at(
            &self,
            index: u32,
            replacement_range: *mut Option<IDxcSourceRange>,
            text: *mut LPSTR,
        ) -> HRESULT;
    }

    #[uuid("0c364d65-df44-4412-888e-4e552fc5e3d6")]
    pub(crate) unsafe interface IDxcInclusion: IUnknown {
        pub(crate) unsafe fn get_included_file(&self, result: *mut Option<IDxcFile>) -> HRESULT;
        pub(crate) unsafe fn get_stack_length(&self, result: *mut u32) -> HRESULT;
        pub(crate) unsafe fn get_stack_item(
            &self,
            index: u32,
            result: *mut Option<IDxcSourceLocation>,
        ) -> HRESULT;
    }

    #[uuid("7f90b9ff-a275-4932-97d8-3cfd234482a2")]
    pub(crate) unsafe interface IDxcToken: IUnknown {
        pub(crate) unsafe fn get_kind(&self, value: *mut DxcTokenKind) -> HRESULT;
        pub(crate) unsafe fn get_location(&self, value: *mut Option<IDxcSourceLocation>)
            -> HRESULT;
        pub(crate) unsafe fn get_extent(&self, value: *mut Option<IDxcSourceRange>) -> HRESULT;
        pub(crate) unsafe fn get_spelling(&self, value: *mut LPSTR) -> HRESULT;
    }

    #[uuid("2ec912fd-b144-4a15-ad0d-1c5439c81e46")]
    pub(crate) unsafe interface IDxcType: IUnknown {
        pub(crate) unsafe fn get_spelling(&self, result: *mut LPSTR) -> HRESULT;
        pub(crate) unsafe fn is_equal_to(&self, other: IDxcType, result: *mut bool) -> HRESULT;
        pub(crate) unsafe fn get_kind(&self, result: *mut DxcCursorKind) -> HRESULT;
    }

    #[uuid("8e7ddf1c-d7d3-4d69-b286-85fccba1e0cf")]
    pub(crate) unsafe interface IDxcSourceLocation: IUnknown {
        pub(crate) unsafe fn is_equal_to(
            &self,
            other: IDxcSourceLocation,
            result: *mut bool,
        ) -> HRESULT;
        pub(crate) unsafe fn get_spelling_location(
            &self,
            file: *mut Option<IDxcFile>,
            line: *mut u32,
            col: *mut u32,
            offset: *mut u32,
        ) -> HRESULT;
        pub(crate) unsafe fn is_null(&self, result: *mut bool) -> HRESULT;
    }

    #[uuid("f1359b36-a53f-4e81-b514-b6b84122a13f")]
    pub(crate) unsafe interface IDxcSourceRange: IUnknown {
        pub(crate) unsafe fn is_null(&self, value: *mut bool) -> HRESULT;
        pub(crate) unsafe fn get_start(&self, value: *mut Option<IDxcSourceLocation>) -> HRESULT;
        pub(crate) unsafe fn get_end(&self, value: *mut Option<IDxcSourceLocation>) -> HRESULT;
        pub(crate) unsafe fn get_offsets(
            &self,
            start_offset: *mut u32,
            end_offset: *mut u32,
        ) -> HRESULT;
    }

    #[uuid("1467b985-288d-4d2a-80c1-ef89c42c40bc")]
    pub(crate) unsafe interface IDxcCursor: IUnknown {
        pub(crate) unsafe fn get_extent(&self, range: *mut Option<IDxcSourceRange>) -> HRESULT;
        pub(crate) unsafe fn get_location(
            &self,
            result: *mut Option<IDxcSourceLocation>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_kind(&self, result: *mut DxcCursorKind) -> HRESULT;
        pub(crate) unsafe fn get_kind_flags(&self, result: *mut DxcCursorKindFlags) -> HRESULT;
        pub(crate) unsafe fn get_semantic_parent(&self, result: *mut Option<IDxcCursor>)
            -> HRESULT;
        pub(crate) unsafe fn get_lexical_parent(&self, result: *mut Option<IDxcCursor>) -> HRESULT;
        pub(crate) unsafe fn get_cursor_type(&self, result: *mut Option<IDxcType>) -> HRESULT;
        pub(crate) unsafe fn get_num_arguments(&self, result: *mut i32) -> HRESULT;
        pub(crate) unsafe fn get_argument_at(
            &self,
            index: i32,
            result: *mut Option<IDxcCursor>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_referenced_cursor(
            &self,
            result: *mut Option<IDxcCursor>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_definition_cursor(
            &self,
            result: *mut Option<IDxcCursor>,
        ) -> HRESULT;
        pub(crate) unsafe fn find_references_in_file(
            &self,
            file: IDxcFile,
            skip: u32,
            top: u32,
            result_length: *mut u32,
            result: *mut *mut IDxcCursor,
        ) -> HRESULT;
        pub(crate) unsafe fn get_spelling(&self, result: *mut LPSTR) -> HRESULT;
        pub(crate) unsafe fn is_equal_to(&self, other: IDxcCursor, result: *mut bool) -> HRESULT;
        pub(crate) unsafe fn is_null(&self, result: *mut bool) -> HRESULT;
        pub(crate) unsafe fn is_definition(&self, result: *mut bool) -> HRESULT;
        pub(crate) unsafe fn get_display_name(&self, result: *mut BSTR) -> HRESULT;
        pub(crate) unsafe fn get_qualified_name(
            &self,
            include_template_args: bool,
            result: *mut BSTR,
        ) -> HRESULT;
        pub(crate) unsafe fn get_formatted_name(
            &self,
            formatting: DxcCursorFormatting,
            result: *mut BSTR,
        ) -> HRESULT;
        pub(crate) unsafe fn get_children(
            &self,
            skip: u32,
            top: u32,
            result_length: *mut u32,
            result: *mut *mut IDxcCursor,
        ) -> HRESULT;
        pub(crate) unsafe fn get_snapped_child(
            &self,
            location: IDxcSourceLocation,
            result: *mut Option<IDxcCursor>,
        ) -> HRESULT;
    }

    #[uuid("8ec00f98-07d0-4e60-9d7c-5a50b5b0017f")]
    pub(crate) unsafe interface IDxcUnsavedFile: IUnknown {
        pub(crate) unsafe fn get_file_name(&self, file_name: *mut LPSTR) -> HRESULT;
        pub(crate) unsafe fn get_contents(&self, contents: *mut LPSTR) -> HRESULT;
        pub(crate) unsafe fn get_length(&self, length: *mut u32) -> HRESULT;
    }

    #[uuid("bb2fca9e-1478-47ba-b08c-2c502ada4895")]
    pub(crate) unsafe interface IDxcFile: IUnknown {
        pub(crate) unsafe fn get_name(&self, result: *mut LPSTR) -> HRESULT;
        pub(crate) unsafe fn is_equal_to(&self, other: IDxcFile, result: *mut bool) -> HRESULT;
    }

    #[uuid("9677dee0-c0e5-46a1-8b40-3db3168be63d")]
    pub(crate) unsafe interface IDxcTranslationUnit: IUnknown {
        pub(crate) unsafe fn get_cursor(&self, cursor: *mut Option<IDxcCursor>) -> HRESULT;
        pub(crate) unsafe fn tokenize(
            &self,
            range: IDxcSourceRange,
            tokens: *mut *mut IDxcToken,
            token_count: *mut u32,
        ) -> HRESULT;
        pub(crate) unsafe fn get_location(
            &self,
            file: IDxcFile,
            line: u32,
            column: u32,
            result: *mut Option<IDxcSourceLocation>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_num_diagnostics(&self, value: *mut u32) -> HRESULT;
        pub(crate) unsafe fn get_diagnostic(
            &self,
            index: u32,
            value: *mut Option<IDxcDiagnostic>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_file(
            &self,
            name: *const u8,
            result: *mut Option<IDxcFile>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_file_name(&self, result: *mut LPSTR) -> HRESULT;
        pub(crate) unsafe fn reparse(
            &self,
            unsaved_files: *mut Option<IDxcUnsavedFile>,
            num_unsaved_files: u32,
        ) -> HRESULT;
        pub(crate) unsafe fn get_cursor_for_location(
            &self,
            location: IDxcSourceLocation,
            result: *mut Option<IDxcCursor>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_location_for_offset(
            &self,
            file: IDxcFile,
            offset: u32,
            result: *mut Option<IDxcSourceLocation>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_skipped_ranges(
            &self,
            file: IDxcFile,
            result_count: *mut u32,
            result: *mut *mut IDxcSourceRange,
        ) -> HRESULT;
        pub(crate) unsafe fn get_diagnostic_details(
            &self,
            index: u32,
            options: DxcDiagnosticDisplayOptions,
            error_code: *mut u32,
            error_line: *mut u32,
            error_column: *mut u32,
            error_file: *mut BSTR,
            error_offset: *mut u32,
            error_length: *mut u32,
            error_message: *mut BSTR,
        ) -> HRESULT;
        pub(crate) unsafe fn get_inclusion_list(
            &self,
            result_count: *mut u32,
            result: *mut *mut IDxcInclusion,
        ) -> HRESULT;
    }

    #[uuid("937824a0-7f5a-4815-9b0a-7cc0424f4173")]
    pub(crate) unsafe interface IDxcIndex: IUnknown {
        pub(crate) unsafe fn set_global_options(&self, options: DxcGlobalOptions) -> HRESULT;
        pub(crate) unsafe fn get_global_options(&self, options: *mut DxcGlobalOptions) -> HRESULT;
        pub(crate) unsafe fn parse_translation_unit(
            &self,
            source_filename: *const u8,
            command_line_args: *const *const u8,
            num_command_line_args: i32,
            // unsaved_files: *const *const dyn IDxcUnsavedFile,
            unsaved_files: *const IDxcUnsavedFile,
            num_unsaved_files: u32,
            options: DxcTranslationUnitFlags,
            translation_unit: *mut Option<IDxcTranslationUnit>,
        ) -> HRESULT;
    }

    #[uuid("b1f99513-46d6-4112-8169-dd0d6053f17d")]
    pub(crate) unsafe interface IDxcIntelliSense: IUnknown {
        pub(crate) unsafe fn create_index(&self, index: *mut Option<IDxcIndex>) -> HRESULT;
        pub(crate) unsafe fn get_null_location(
            &self,
            location: *mut Option<IDxcSourceLocation>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_null_range(
            &self,
            location: *mut Option<IDxcSourceRange>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_range(
            &self,
            start: IDxcSourceLocation,
            end: IDxcSourceLocation,
            location: *mut Option<IDxcSourceRange>,
        ) -> HRESULT;
        pub(crate) unsafe fn get_default_diagnostic_display_options(
            &self,
            value: *mut DxcDiagnosticDisplayOptions,
        ) -> HRESULT;
        pub(crate) unsafe fn get_default_editing_tu_options(
            &self,
            value: *mut DxcTranslationUnitFlags,
        ) -> HRESULT;
        pub(crate) unsafe fn create_unsaved_file(
            &self,
            file_name: LPCSTR,
            contents: LPCSTR,
            content_length: u32,
            result: *mut Option<IDxcUnsavedFile>,
        ) -> HRESULT;
    }
}

pub const CLSID_DxcIntelliSense: IID = IID {
    data1: 0x3047833c,
    data2: 0xd1c0,
    data3: 0x4b8e,
    data4: [0x9d, 0x40, 0x10, 0x28, 0x78, 0x60, 0x59, 0x85],
};