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bolts write_minibsod netbsd implementation. (#1428)

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pretty close to freebsd for the most part.
This commit is contained in:
David CARLIER 2023-08-20 11:01:04 +01:00 committed by GitHub
parent 1d746b4074
commit c6bfb07832
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1 changed files with 16 additions and 3 deletions
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19
libafl_bolts/src/minibsod.rs
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@ -630,10 +630,19 @@ fn write_minibsod<W: Write>(writer: &mut BufWriter<W>) -> Result<(), std::io::Er
Ok(()) Ok(())
} }
#[cfg(target_os = "freebsd")] #[cfg(any(target_os = "freebsd", target_os = "netbsd"))]
fn write_minibsod<W: Write>(writer: &mut BufWriter<W>) -> Result<(), std::io::Error> { fn write_minibsod<W: Write>(writer: &mut BufWriter<W>) -> Result<(), std::io::Error> {
let mut s: usize = 0; let mut s: usize = 0;
#[cfg(target_os = "freebsd")]
let arr = &[libc::CTL_KERN, libc::KERN_PROC, libc::KERN_PROC_VMMAP, -1]; let arr = &[libc::CTL_KERN, libc::KERN_PROC, libc::KERN_PROC_VMMAP, -1];
#[cfg(target_os = "netbsd")]
let arr = &[
libc::CTL_VM,
libc::VM_PROC,
libc::VM_PROC_MAP,
-1,
std::mem::size_of::<libc::kinfo_vmentry>() as i32,
];
let mib = arr.as_ptr(); let mib = arr.as_ptr();
let miblen = arr.len() as u32; let miblen = arr.len() as u32;
if unsafe { if unsafe {
@ -657,7 +666,10 @@ fn write_minibsod<W: Write>(writer: &mut BufWriter<W>) -> Result<(), std::io::Er
unsafe { unsafe {
while start < end { while start < end {
let entry = start as *mut u8 as *mut libc::kinfo_vmentry; let entry = start as *mut u8 as *mut libc::kinfo_vmentry;
let sz = (*entry).kve_structsize; #[cfg(target_os = "freebsd")]
let sz = (*entry).kve_structsize as usize;
#[cfg(target_os = "netbsd")]
let sz = std::mem::size_of::<libc::kinfo_vmentry>();
if sz == 0 { if sz == 0 {
break; break;
} }
@ -670,7 +682,7 @@ fn write_minibsod<W: Write>(writer: &mut BufWriter<W>) -> Result<(), std::io::Er
); );
writer.write(&i.into_bytes())?; writer.write(&i.into_bytes())?;
start = start + sz as usize; start = start + sz;
} }
} }
} else { } else {
@ -779,6 +791,7 @@ fn write_minibsod<W: Write>(writer: &mut BufWriter<W>) -> Result<(), std::io::Er
#[cfg(not(any( #[cfg(not(any(
target_os = "freebsd", target_os = "freebsd",
target_os = "openbsd", target_os = "openbsd",
target_os = "netbsd",
target_env = "apple", target_env = "apple",
any(target_os = "linux", target_os = "android"), any(target_os = "linux", target_os = "android"),
)))] )))]