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use nix::libc::user_regs_struct;
use owo_colors::OwoColorize;
use ratatui::{
prelude::{Line, Span, Style},
style::Modifier,
};
/// Struct used to manipulate registers data from https://docs.rs/libc/0.2.147/libc/struct.user_regs_struct.html
pub struct RegistersData {
orig_rax: u64,
rdi: u64,
rsi: u64,
rdx: u64,
rax: u64,
}
impl RegistersData {
/// Create new `RegistersData` from an `user_regs_struct`'C structure
pub fn new(registers: user_regs_struct) -> RegistersData {
RegistersData {
orig_rax: registers.orig_rax,
rdi: registers.rdi,
rsi: registers.rsi,
rdx: registers.rdx,
rax: registers.rax,
}
}
/// Returns a good string which shows the output for a line
pub fn output(&self) -> String {
format!(
"{}({:x}, {:x}, {:x}, ...) = {:x}",
self.orig_rax.bold(),
self.rdi,
self.rsi,
self.rdx,
self.rax
)
}
/// Returns a good line for TUI
pub fn output_ui(&self) -> Line {
Line::from(vec![
Span::styled(
format!("{}", self.orig_rax),
Style::default().add_modifier(Modifier::BOLD),
),
Span::styled(
format!(
"({:x}, {:x}, {:x}, ...) = {:x}",
self.rdi, self.rsi, self.rdx, self.rax
),
Style::default(),
),
])
}
}
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