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// 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::string::BnString;
use crate::{BN_FULL_CONFIDENCE, BN_INVALID_EXPR};
use std::convert::From;
use std::mem;
use std::ptr;
pub type InstructionTextTokenType = BNInstructionTextTokenType;
pub type InstructionTextTokenContext = BNInstructionTextTokenContext;
pub struct InstructionTextToken(pub(crate) BNInstructionTextToken);
// TODO : Consider remodeling this after types::EnumerationMember
impl InstructionTextToken {
// TODO : New vs new_with_value ?
pub fn new(type_: InstructionTextTokenType, text: &str, value: u64) -> Self {
let raw_name = BnString::new(text);
// TODO : Maybe impl Drop for this newtype and perhaps call from_raw for the BnString..I think it's a memory leak otherwise
InstructionTextToken(BNInstructionTextToken {
type_: type_,
text: raw_name.into_raw(),
value: value,
width: text.chars().count() as u64,
size: 0,
operand: 0xffffffff,
context: InstructionTextTokenContext::NoTokenContext,
confidence: BN_FULL_CONFIDENCE,
address: 0,
typeNames: ptr::null_mut(),
namesCount: 0,
})
}
pub fn set_value(&mut self, value: u64) {
self.0.value = value;
}
pub fn set_context(&mut self, context: InstructionTextTokenContext) {
self.0.context = context;
}
}
impl Default for InstructionTextToken {
fn default() -> Self {
InstructionTextToken(BNInstructionTextToken {
type_: InstructionTextTokenType::TextToken,
text: ptr::null_mut(),
value: 0,
width: 0,
size: 0,
operand: 0,
context: InstructionTextTokenContext::NoTokenContext,
confidence: BN_FULL_CONFIDENCE,
address: 0,
typeNames: ptr::null_mut(),
namesCount: 0,
})
}
}
pub struct DisassemblyTextLine(pub(crate) BNDisassemblyTextLine);
impl DisassemblyTextLine {
// TODO : this should probably be removed, though it doesn't actually hurt anything
pub fn debug_print(&self) {
let tokens: Vec<InstructionTextToken> =
unsafe { Vec::from_raw_parts(self.0.tokens as *mut _, self.0.count, self.0.count) };
for token in &tokens {
let token_string = unsafe { BnString::from_raw(token.0.text) };
print!("{}", token_string);
token_string.into_raw();
}
mem::forget(tokens);
}
}
impl From<Vec<InstructionTextToken>> for DisassemblyTextLine {
fn from(mut tokens: Vec<InstructionTextToken>) -> Self {
tokens.shrink_to_fit();
assert!(tokens.len() == tokens.capacity());
// let (tokens_pointer, tokens_len, _) = unsafe { tokens.into_raw_parts() }; // Can't use for now...still a rust nighly feature
let tokens_pointer = tokens.as_mut_ptr();
let tokens_len = tokens.len();
mem::forget(tokens);
DisassemblyTextLine(BNDisassemblyTextLine {
addr: 0,
instrIndex: BN_INVALID_EXPR,
tokens: tokens_pointer as *mut _,
count: tokens_len,
highlight: BNHighlightColor {
style: BNHighlightColorStyle::StandardHighlightColor,
color: BNHighlightStandardColor::NoHighlightColor,
mixColor: BNHighlightStandardColor::NoHighlightColor,
mix: 0,
r: 0,
g: 0,
b: 0,
alpha: 0,
},
tags: ptr::null_mut(),
tagCount: 0,
typeInfo: BNDisassemblyTextLineTypeInfo {
hasTypeInfo: false,
parentType: ptr::null_mut(),
fieldIndex: usize::MAX,
},
})
}
}
impl From<&Vec<&str>> for DisassemblyTextLine {
fn from(string_tokens: &Vec<&str>) -> Self {
let mut tokens: Vec<BNInstructionTextToken> = Vec::with_capacity(string_tokens.len());
tokens.extend(string_tokens.iter().map(|token| {
InstructionTextToken::new(InstructionTextTokenType::TextToken, token, 0).0
}));
assert!(tokens.len() == tokens.capacity());
// let (tokens_pointer, tokens_len, _) = unsafe { tokens.into_raw_parts() }; // Can't use for now...still a rust nighly feature
let tokens_pointer = tokens.as_mut_ptr();
let tokens_len = tokens.len();
mem::forget(tokens);
DisassemblyTextLine(BNDisassemblyTextLine {
addr: 0,
instrIndex: BN_INVALID_EXPR,
tokens: tokens_pointer as *mut _,
count: tokens_len,
highlight: BNHighlightColor {
style: BNHighlightColorStyle::StandardHighlightColor,
color: BNHighlightStandardColor::NoHighlightColor,
mixColor: BNHighlightStandardColor::NoHighlightColor,
mix: 0,
r: 0,
g: 0,
b: 0,
alpha: 0,
},
tags: ptr::null_mut(),
tagCount: 0,
typeInfo: BNDisassemblyTextLineTypeInfo {
hasTypeInfo: false,
parentType: ptr::null_mut(),
fieldIndex: usize::MAX,
},
})
}
}
impl Default for DisassemblyTextLine {
fn default() -> Self {
DisassemblyTextLine(BNDisassemblyTextLine {
addr: 0,
instrIndex: BN_INVALID_EXPR,
tokens: ptr::null_mut(),
count: 0,
highlight: BNHighlightColor {
style: BNHighlightColorStyle::StandardHighlightColor,
color: BNHighlightStandardColor::NoHighlightColor,
mixColor: BNHighlightStandardColor::NoHighlightColor,
mix: 0,
r: 0,
g: 0,
b: 0,
alpha: 0,
},
tags: ptr::null_mut(),
tagCount: 0,
typeInfo: BNDisassemblyTextLineTypeInfo {
hasTypeInfo: false,
parentType: ptr::null_mut(),
fieldIndex: usize::MAX,
},
})
}
}
impl Drop for DisassemblyTextLine {
fn drop(&mut self) {
unsafe {
Vec::from_raw_parts(self.0.tokens, self.0.count, self.0.count);
}
}
}
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