diff options
Diffstat (limited to 'third_party/rust/nix/src/sys/ptrace/linux.rs')
| -rw-r--r-- | third_party/rust/nix/src/sys/ptrace/linux.rs | 58 |
1 files changed, 39 insertions, 19 deletions
diff --git a/third_party/rust/nix/src/sys/ptrace/linux.rs b/third_party/rust/nix/src/sys/ptrace/linux.rs index 8c134cf7ee..26544e134b 100644 --- a/third_party/rust/nix/src/sys/ptrace/linux.rs +++ b/third_party/rust/nix/src/sys/ptrace/linux.rs @@ -53,28 +53,36 @@ libc_enum! { #[cfg(any(all(target_os = "android", target_pointer_width = "32"), all(target_os = "linux", any(target_env = "musl", target_arch = "mips", + target_arch = "mips32r6", target_arch = "mips64", + target_arch = "mips64r6", target_arch = "x86_64", target_pointer_width = "32"))))] PTRACE_GETREGS, #[cfg(any(all(target_os = "android", target_pointer_width = "32"), all(target_os = "linux", any(target_env = "musl", target_arch = "mips", + target_arch = "mips32r6", target_arch = "mips64", + target_arch = "mips64r6", target_arch = "x86_64", target_pointer_width = "32"))))] PTRACE_SETREGS, #[cfg(any(all(target_os = "android", target_pointer_width = "32"), all(target_os = "linux", any(target_env = "musl", target_arch = "mips", + target_arch = "mips32r6", target_arch = "mips64", + target_arch = "mips64r6", target_arch = "x86_64", target_pointer_width = "32"))))] PTRACE_GETFPREGS, #[cfg(any(all(target_os = "android", target_pointer_width = "32"), all(target_os = "linux", any(target_env = "musl", target_arch = "mips", + target_arch = "mips32r6", target_arch = "mips64", + target_arch = "mips64r6", target_arch = "x86_64", target_pointer_width = "32"))))] PTRACE_SETFPREGS, @@ -82,13 +90,17 @@ libc_enum! { PTRACE_DETACH, #[cfg(all(target_os = "linux", any(target_env = "musl", target_arch = "mips", + target_arch = "mips32r6", target_arch = "mips64", + target_arch = "mips64r6", target_arch = "x86", target_arch = "x86_64")))] PTRACE_GETFPXREGS, #[cfg(all(target_os = "linux", any(target_env = "musl", target_arch = "mips", + target_arch = "mips32r6", target_arch = "mips64", + target_arch = "mips64r6", target_arch = "x86", target_arch = "x86_64")))] PTRACE_SETFPXREGS, @@ -98,22 +110,28 @@ libc_enum! { PTRACE_GETSIGINFO, PTRACE_SETSIGINFO, #[cfg(all(target_os = "linux", not(any(target_arch = "mips", - target_arch = "mips64"))))] + target_arch = "mips32r6", + target_arch = "mips64", + target_arch = "mips64r6"))))] PTRACE_GETREGSET, #[cfg(all(target_os = "linux", not(any(target_arch = "mips", - target_arch = "mips64"))))] + target_arch = "mips32r6", + target_arch = "mips64", + target_arch = "mips64r6"))))] PTRACE_SETREGSET, #[cfg(target_os = "linux")] - #[cfg_attr(docsrs, doc(cfg(all())))] PTRACE_SEIZE, #[cfg(target_os = "linux")] - #[cfg_attr(docsrs, doc(cfg(all())))] PTRACE_INTERRUPT, #[cfg(all(target_os = "linux", not(any(target_arch = "mips", - target_arch = "mips64"))))] + target_arch = "mips32r6", + target_arch = "mips64", + target_arch = "mips64r6"))))] PTRACE_LISTEN, #[cfg(all(target_os = "linux", not(any(target_arch = "mips", - target_arch = "mips64"))))] + target_arch = "mips32r6", + target_arch = "mips64", + target_arch = "mips64r6"))))] PTRACE_PEEKSIGINFO, #[cfg(all(target_os = "linux", target_env = "gnu", any(target_arch = "x86", target_arch = "x86_64")))] @@ -241,13 +259,13 @@ pub fn setregs(pid: Pid, regs: user_regs_struct) -> Result<()> { /// and therefore use the data field to return values. This function handles these /// requests. fn ptrace_get_data<T>(request: Request, pid: Pid) -> Result<T> { - let mut data = mem::MaybeUninit::uninit(); + let mut data = mem::MaybeUninit::<T>::uninit(); let res = unsafe { libc::ptrace( request as RequestType, libc::pid_t::from(pid), ptr::null_mut::<T>(), - data.as_mut_ptr() as *const _ as *const c_void, + data.as_mut_ptr(), ) }; Errno::result(res)?; @@ -260,13 +278,15 @@ unsafe fn ptrace_other( addr: AddressType, data: *mut c_void, ) -> Result<c_long> { - Errno::result(libc::ptrace( - request as RequestType, - libc::pid_t::from(pid), - addr, - data, - )) - .map(|_| 0) + unsafe { + Errno::result(libc::ptrace( + request as RequestType, + libc::pid_t::from(pid), + addr, + data, + )) + .map(|_| 0) + } } /// Set options, as with `ptrace(PTRACE_SETOPTIONS, ...)`. @@ -381,7 +401,6 @@ pub fn attach(pid: Pid) -> Result<()> { /// /// Attaches to the process specified in pid, making it a tracee of the calling process. #[cfg(target_os = "linux")] -#[cfg_attr(docsrs, doc(cfg(all())))] pub fn seize(pid: Pid, options: Options) -> Result<()> { unsafe { ptrace_other( @@ -428,7 +447,6 @@ pub fn cont<T: Into<Option<Signal>>>(pid: Pid, sig: T) -> Result<()> { /// /// This request is equivalent to `ptrace(PTRACE_INTERRUPT, ...)` #[cfg(target_os = "linux")] -#[cfg_attr(docsrs, doc(cfg(all())))] pub fn interrupt(pid: Pid) -> Result<()> { unsafe { ptrace_other( @@ -535,7 +553,7 @@ pub unsafe fn write( addr: AddressType, data: *mut c_void, ) -> Result<()> { - ptrace_other(Request::PTRACE_POKEDATA, pid, addr, data).map(drop) + unsafe { ptrace_other(Request::PTRACE_POKEDATA, pid, addr, data).map(drop) } } /// Reads a word from a user area at `offset`, as with ptrace(PTRACE_PEEKUSER, ...). @@ -556,5 +574,7 @@ pub unsafe fn write_user( offset: AddressType, data: *mut c_void, ) -> Result<()> { - ptrace_other(Request::PTRACE_POKEUSER, pid, offset, data).map(drop) + unsafe { + ptrace_other(Request::PTRACE_POKEUSER, pid, offset, data).map(drop) + } } |