From 2fcacc55d5466a7d17bdc0b3ce988772aa6d0653 Mon Sep 17 00:00:00 2001
From: KyleMiles <krm504@nyu.edu>
Date: Thu, 21 Jan 2021 18:35:20 +0000
Subject: cargo fmt and all my changes

---
 rust/src/flowgraph.rs | 181 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 181 insertions(+)
 create mode 100644 rust/src/flowgraph.rs

(limited to 'rust/src/flowgraph.rs')

diff --git a/rust/src/flowgraph.rs b/rust/src/flowgraph.rs
new file mode 100644
index 00000000..bd30224e
--- /dev/null
+++ b/rust/src/flowgraph.rs
@@ -0,0 +1,181 @@
+// Copyright 2021 Vector 35 Inc.
+//
+// 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 binaryninjacore_sys::*;
+
+use crate::disassembly::DisassemblyTextLine;
+
+use crate::rc::*;
+
+use std::marker::PhantomData;
+
+pub type BranchType = BNBranchType;
+pub type EdgePenStyle = BNEdgePenStyle;
+pub type ThemeColor = BNThemeColor;
+pub type FlowGraphOption = BNFlowGraphOption;
+
+#[repr(transparent)]
+pub struct EdgeStyle(pub(crate) BNEdgeStyle);
+
+impl EdgeStyle {
+    pub fn new(style: EdgePenStyle, width: usize, color: ThemeColor) -> Self {
+        EdgeStyle(BNEdgeStyle {
+            style: style,
+            width: width,
+            color: color,
+        })
+    }
+}
+
+impl Default for EdgeStyle {
+    fn default() -> Self {
+        EdgeStyle(BNEdgeStyle {
+            style: EdgePenStyle::SolidLine,
+            width: 0,
+            color: ThemeColor::AddressColor,
+        })
+    }
+}
+
+#[derive(PartialEq, Eq, Hash)]
+pub struct FlowGraphNode<'a> {
+    pub(crate) handle: *mut BNFlowGraphNode,
+    _data: PhantomData<&'a ()>,
+}
+
+impl<'a> FlowGraphNode<'a> {
+    pub(crate) unsafe fn from_raw(raw: *mut BNFlowGraphNode) -> Self {
+        Self {
+            handle: raw,
+            _data: PhantomData,
+        }
+    }
+
+    pub fn new(graph: &FlowGraph) -> Self {
+        unsafe { FlowGraphNode::from_raw(BNCreateFlowGraphNode(graph.as_ref().handle)) }
+    }
+
+    pub fn set_disassembly_lines(&self, lines: &'a Vec<DisassemblyTextLine>) {
+        unsafe {
+            BNSetFlowGraphNodeLines(self.as_ref().handle, lines.as_ptr() as *mut _, lines.len());
+            // BNFreeDisassemblyTextLines(lines.as_ptr() as *mut _, lines.len());  // Shouldn't need...would be a double free?
+        }
+    }
+
+    pub fn set_lines(&self, lines: Vec<&str>) {
+        let lines = lines
+            .iter()
+            .map(|&line| DisassemblyTextLine::from(&vec![line]))
+            .collect();
+        self.set_disassembly_lines(&lines);
+    }
+
+    pub fn add_outgoing_edge(
+        &self,
+        type_: BranchType,
+        target: &'a FlowGraphNode,
+        edge_style: &'a EdgeStyle,
+    ) {
+        unsafe {
+            BNAddFlowGraphNodeOutgoingEdge(
+                self.as_ref().handle,
+                type_,
+                target.as_ref().handle,
+                edge_style.0,
+            )
+        }
+    }
+}
+
+unsafe impl<'a> RefCountable for FlowGraphNode<'a> {
+    unsafe fn inc_ref(handle: &Self) -> Ref<Self> {
+        Ref::new(Self {
+            handle: BNNewFlowGraphNodeReference(handle.handle),
+            _data: PhantomData,
+        })
+    }
+
+    unsafe fn dec_ref(handle: &Self) {
+        BNFreeFlowGraphNode(handle.handle);
+    }
+}
+
+impl<'a> AsRef<FlowGraphNode<'a>> for FlowGraphNode<'a> {
+    fn as_ref(&self) -> &Self {
+        self
+    }
+}
+
+impl<'a> ToOwned for FlowGraphNode<'a> {
+    type Owned = Ref<Self>;
+
+    fn to_owned(&self) -> Self::Owned {
+        unsafe { RefCountable::inc_ref(self) }
+    }
+}
+
+// TODO : FlowGraph are RefCounted objects, this needs to be changed to only return Refs to FlowGraph
+
+#[derive(PartialEq, Eq, Hash)]
+pub struct FlowGraph {
+    pub(crate) handle: *mut BNFlowGraph,
+}
+
+impl FlowGraph {
+    pub(crate) unsafe fn from_raw(raw: *mut BNFlowGraph) -> Self {
+        Self { handle: raw }
+    }
+
+    pub fn new() -> Self {
+        unsafe { FlowGraph::from_raw(BNCreateFlowGraph()) }
+    }
+
+    pub fn append(&self, node: &FlowGraphNode) -> usize {
+        unsafe { BNAddFlowGraphNode(self.as_ref().handle, node.handle) }
+    }
+
+    pub fn set_option(&self, option: FlowGraphOption, value: bool) {
+        unsafe { BNSetFlowGraphOption(self.as_ref().handle, option, value) }
+    }
+
+    pub fn is_option_set(&self, option: FlowGraphOption) -> bool {
+        unsafe { BNIsFlowGraphOptionSet(self.as_ref().handle, option) }
+    }
+}
+
+unsafe impl RefCountable for FlowGraph {
+    unsafe fn inc_ref(handle: &Self) -> Ref<Self> {
+        Ref::new(Self {
+            handle: BNNewFlowGraphReference(handle.handle),
+        })
+    }
+
+    unsafe fn dec_ref(handle: &Self) {
+        BNFreeFlowGraph(handle.handle);
+    }
+}
+
+impl AsRef<FlowGraph> for FlowGraph {
+    fn as_ref(&self) -> &Self {
+        self
+    }
+}
+
+impl ToOwned for FlowGraph {
+    type Owned = Ref<Self>;
+
+    fn to_owned(&self) -> Self::Owned {
+        unsafe { RefCountable::inc_ref(self) }
+    }
+}
-- 
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