ioreg: Initial commit

Author: bgamari

ioreg/builder.rs

@@ -0,0 +1,39 @@
+// Zinc, the bare metal stack for rust.
+// Copyright 2014 Ben Gamari <[email protected]>
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+use std::gc::{Gc, GC};
+use syntax::abi;
+use syntax::ast::TokenTree;
+use syntax::ast;
+use syntax::ast_util::empty_generics;
+use syntax::codemap::{Span, DUMMY_SP};
+use syntax::ext::base::ExtCtxt;
+use syntax::ext::build::AstBuilder;
+use syntax::ext::quote::rt::{ToTokens, ExtParseUtils};
+use syntax::parse::token::InternedString;
+
+use node;
+
+pub struct Builder;
+
+impl Builder {
+  pub fn emit_items(&self, cx: &mut ExtCtxt) -> Vec<Gc<ast::Item>> {
+    Vec::new()
+  }
+}
+
+pub fn build_ioreg(cx: &mut ExtCtxt, ioreg: &Gc<node::IoReg>) -> Builder {
+  Builder
+}

ioreg/ioreg.rs

@@ -0,0 +1,26 @@
+// Zinc, the bare metal stack for rust.
+// Copyright 2014 Ben Gamari <[email protected]>
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//! ioreg crate
+
+#![feature(quote)]
+#![crate_id="ioreg"]
+#![crate_type="rlib"]
+
+extern crate syntax;
+
+pub mod node;
+pub mod parser;
+pub mod builder;

ioreg/node.rs

@@ -0,0 +1,58 @@
+// Zinc, the bare metal stack for rust.
+// Copyright 2014 Ben Gamari <[email protected]>
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+use syntax::codemap::Span;
+
+pub struct EnumValue {
+  pub name: String,
+  pub name_span: Span,
+  pub value: uint,
+  pub value_span: Span,
+}
+
+pub enum FieldType {
+  PrimitiveType(String),
+  /// An enum
+  EnumType(Vec<EnumValue>),
+  /// A structured type larger than a machine word
+  NestedType(String),
+  /// A struct
+  StructType(Vec<FieldOrPadding>),
+}
+
+pub struct Field {
+  pub name: String,
+  pub name_span: Span,
+
+  pub read_only: bool,
+  pub ty: FieldType,
+
+  pub width: uint,
+  pub width_span: Span,
+
+  pub count: uint,
+  pub count_span: Span,
+}
+
+pub enum FieldOrPadding {
+  Field(Field),
+  Padding(uint),
+}
+
+pub struct IoReg {
+  pub name: String,
+  pub name_span: Span,
+  pub fields: Vec<FieldOrPadding>,
+}