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use crate::io::{Endian, ReadExt as _, WriteExt as _};
use std::io::{Read, Write};
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct UnixThreadCommand {
pub cmd: u32,
pub cmdsize: u32,
pub flavor: Flavor,
pub count: u32,
pub state: ThreadState,
}
impl UnixThreadCommand {
pub const TYPE: u32 = 0x5;
pub fn read_from_in<R: Read>(read: &mut R, endian: Endian) -> Self {
let cmd = read.read_u32_in(endian);
let cmdsize = read.read_u32_in(endian);
let flavor = Flavor::read_from_in(read, endian);
let count = read.read_u32_in(endian);
let state = match flavor {
Flavor::ThreadStateX86_64 => {
let state = StateX86_64::read_from_in(read, endian);
ThreadState::X86_64(state)
}
Flavor::Unknown(_) => {
let mut state = Vec::with_capacity(count as usize * 4);
state.resize(count as usize * 4, 0);
read.read_exact(&mut state).unwrap();
ThreadState::Unknown(state)
}
};
UnixThreadCommand {
cmd,
cmdsize,
flavor,
count,
state,
}
}
pub fn write_into<W: Write>(&self, write: &mut W) {
write.write_u32_native(self.cmd);
write.write_u32_native(self.cmdsize);
self.flavor.write_into(write);
write.write_u32_native(self.count);
match &self.state {
ThreadState::X86_64(state) => state.write_into(write),
ThreadState::Unknown(state) => write.write_all(&state).unwrap(),
}
}
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum Flavor {
ThreadStateX86_64,
Unknown(u32),
}
impl Flavor {
pub fn read_from_in<R: Read>(read: &mut R, endian: Endian) -> Self {
match read.read_u32_in(endian) {
4 => Flavor::ThreadStateX86_64,
n => Flavor::Unknown(n),
}
}
pub fn write_into<W: Write>(&self, write: &mut W) {
match self {
Flavor::ThreadStateX86_64 => write.write_u32_native(4),
Flavor::Unknown(n) => write.write_u32_native(*n),
}
}
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub enum ThreadState {
X86_64(StateX86_64),
Unknown(Vec<u8>),
}
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct StateX86_64 {
pub __rax: u64,
pub __rbx: u64,
pub __rcx: u64,
pub __rdx: u64,
pub __rdi: u64,
pub __rsi: u64,
pub __rbp: u64,
pub __rsp: u64,
pub __r8: u64,
pub __r9: u64,
pub __r10: u64,
pub __r11: u64,
pub __r12: u64,
pub __r13: u64,
pub __r14: u64,
pub __r15: u64,
pub __rip: u64,
pub __rflags: u64,
pub __cs: u64,
pub __fs: u64,
pub __gs: u64,
}
impl StateX86_64 {
pub fn read_from_in<R: Read>(read: &mut R, endian: Endian) -> Self {
StateX86_64 {
__rax: read.read_u64_in(endian),
__rbx: read.read_u64_in(endian),
__rcx: read.read_u64_in(endian),
__rdx: read.read_u64_in(endian),
__rdi: read.read_u64_in(endian),
__rsi: read.read_u64_in(endian),
__rbp: read.read_u64_in(endian),
__rsp: read.read_u64_in(endian),
__r8: read.read_u64_in(endian),
__r9: read.read_u64_in(endian),
__r10: read.read_u64_in(endian),
__r11: read.read_u64_in(endian),
__r12: read.read_u64_in(endian),
__r13: read.read_u64_in(endian),
__r14: read.read_u64_in(endian),
__r15: read.read_u64_in(endian),
__rip: read.read_u64_in(endian),
__rflags: read.read_u64_in(endian),
__cs: read.read_u64_in(endian),
__fs: read.read_u64_in(endian),
__gs: read.read_u64_in(endian),
}
}
pub fn write_into<W: Write>(&self, write: &mut W) {
write.write_u64_native(self.__rax);
write.write_u64_native(self.__rbx);
write.write_u64_native(self.__rcx);
write.write_u64_native(self.__rdx);
write.write_u64_native(self.__rdi);
write.write_u64_native(self.__rsi);
write.write_u64_native(self.__rbp);
write.write_u64_native(self.__rsp);
write.write_u64_native(self.__r8);
write.write_u64_native(self.__r9);
write.write_u64_native(self.__r10);
write.write_u64_native(self.__r11);
write.write_u64_native(self.__r12);
write.write_u64_native(self.__r13);
write.write_u64_native(self.__r14);
write.write_u64_native(self.__r15);
write.write_u64_native(self.__rip);
write.write_u64_native(self.__rflags);
write.write_u64_native(self.__cs);
write.write_u64_native(self.__fs);
write.write_u64_native(self.__gs);
}
}