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Handle situations when displacement is negative

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This commit is contained in:
Albert24GG 2024-03-01 20:44:54 +02:00
parent 5daaee321a
commit ede86928d8
1 changed files with 12 additions and 2 deletions
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14
src/os/process.rs
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@ -199,7 +199,12 @@ impl Process {
// The displacement value can be negative. // The displacement value can be negative.
let displacement = self.read_memory::<i32>(address + offset.unwrap_or(0x1))?; let displacement = self.read_memory::<i32>(address + offset.unwrap_or(0x1))?;
Ok((address + displacement as usize) + length.unwrap_or(0x5)) let final_address = if displacement.is_negative() {
address - displacement.wrapping_abs() as usize
} else {
address + displacement as usize
} + length.unwrap_or(0x5);
Ok(final_address)
} }
pub fn resolve_rip( pub fn resolve_rip(
@ -211,7 +216,12 @@ impl Process {
// The displacement value can be negative. // The displacement value can be negative.
let displacement = self.read_memory::<i32>(address + offset.unwrap_or(0x3))?; let displacement = self.read_memory::<i32>(address + offset.unwrap_or(0x3))?;
Ok((address + displacement as usize) + length.unwrap_or(0x7)) let final_address = if displacement.is_negative() {
address - displacement.wrapping_abs() as usize
} else {
address + displacement as usize
} + length.unwrap_or(0x7);
Ok(final_address)
} }
#[cfg(target_os = "windows")] #[cfg(target_os = "windows")]