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Test int3

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This commit is contained in:
jD91mZM2
2019-07-31 17:01:31 +02:00
parent 6234cb4d13
commit f49822d82a
1 changed files with 17 additions and 5 deletions
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22
src/main.rs
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@@ -176,8 +176,10 @@ pub fn ptrace() -> Result<(), String> {
// aaaaand yet again... // aaaaand yet again...
mov rax, 37 // SYS_KILL mov rax, 37 // SYS_KILL
syscall syscall
// test int3
int3
mov rax, 158 // SYS_KILL mov rax, 200 // SYS_GETGID
syscall syscall
// Test behavior if tracer aborts a breakpoint before it's reached // Test behavior if tracer aborts a breakpoint before it's reached
@@ -372,10 +374,20 @@ pub fn ptrace() -> Result<(), String> {
} }
} }
println!("Testing ignoring signals"); println!("Test ignoring signal");
assert_eq!(e(e(next(&mut tracer, Flags::STOP_SIGNAL))?.regs.get_int())?.rax, syscall::SYS_KILL); let event = e(tracer.next(Flags::STOP_SIGNAL | Flags::STOP_POST_SYSCALL))?;
assert_eq!(e(e(next(&mut tracer, Flags::FLAG_IGNORE | Flags::STOP_PRE_SYSCALL))?.regs.get_int())?.rax, syscall::SYS_YIELD); assert_eq!(e(tracer.regs.get_int())?.rax, syscall::SYS_KILL);
assert_eq!(e(e(next(&mut tracer, Flags::STOP_POST_SYSCALL))?.regs.get_int())?.rax, 0); assert_eq!(event.cause, Flags::STOP_SIGNAL);
match event.data {
EventData::StopSignal(signal, _) => assert_eq!(signal, syscall::SIGUSR1),
ref e => return Err(format!("Wrong event type: {:?}", e))
}
println!("Test ignoring int3");
let event = e(tracer.next(Flags::FLAG_IGNORE | Flags::STOP_BREAKPOINT))?;
assert_eq!(event.cause, Flags::STOP_BREAKPOINT);
assert_eq!(e(e(next(&mut tracer, Flags::FLAG_IGNORE | Flags::STOP_PRE_SYSCALL))?.regs.get_int())?.rax, syscall::SYS_GETGID);
e(next(&mut tracer, Flags::STOP_POST_SYSCALL))?;
// Activate nonblock // Activate nonblock
let mut tracer = e(tracer.nonblocking())?; let mut tracer = e(tracer.nonblocking())?;