linux add ptrace_syscall_info ptrace query.

closes #1920

9 files changed, 85 insertions, 0 deletions

diff --git a/src/unix/linux_like/linux/gnu/b32/mod.rs b/src/unix/linux_like/linux/gnu/b32/mod.rs
index 418c638063..5b68cdb8d0 100644
--- a/src/unix/linux_like/linux/gnu/b32/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b32/mod.rs
@@ -11,6 +11,7 @@ pub type msgqnum_t = ::c_ulong;
 pub type msglen_t = ::c_ulong;
 pub type nlink_t = u32;
 pub type __u64 = ::c_ulonglong;
+pub type __s64 = ::c_longlong;
 pub type __fsword_t = i32;
 pub type fsblkcnt64_t = u64;
 pub type fsfilcnt64_t = u64;
diff --git a/src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs b/src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs
index b13bdae68e..731f060ffb 100644
--- a/src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/aarch64/mod.rs
@@ -6,6 +6,7 @@ pub type nlink_t = u32;
 pub type blksize_t = i32;
 pub type suseconds_t = i64;
 pub type __u64 = ::c_ulonglong;
+pub type __s64 = ::c_longlong;
 
 s! {
     pub struct sigaction {
diff --git a/src/unix/linux_like/linux/gnu/b64/mips64/mod.rs b/src/unix/linux_like/linux/gnu/b64/mips64/mod.rs
index 46a37b6696..a8eb751b50 100644
--- a/src/unix/linux_like/linux/gnu/b64/mips64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/mips64/mod.rs
@@ -8,6 +8,7 @@ pub type nlink_t = u64;
 pub type suseconds_t = i64;
 pub type wchar_t = i32;
 pub type __u64 = ::c_ulong;
+pub type __s64 = ::c_long;
 
 s! {
     pub struct stat {
diff --git a/src/unix/linux_like/linux/gnu/b64/powerpc64/mod.rs b/src/unix/linux_like/linux/gnu/b64/powerpc64/mod.rs
index 2fdb9a3b10..5cb359c549 100644
--- a/src/unix/linux_like/linux/gnu/b64/powerpc64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/powerpc64/mod.rs
@@ -10,6 +10,7 @@ pub type nlink_t = u64;
 pub type blksize_t = i64;
 pub type suseconds_t = i64;
 pub type __u64 = ::c_ulong;
+pub type __s64 = ::c_long;
 
 s! {
     pub struct sigaction {
diff --git a/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs b/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs
index f8abe5e9cf..b3db66ffe6 100644
--- a/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/riscv64/mod.rs
@@ -11,6 +11,7 @@ pub type fsblkcnt64_t = ::c_ulong;
 pub type fsfilcnt64_t = ::c_ulong;
 pub type suseconds_t = i64;
 pub type __u64 = ::c_ulonglong;
+pub type __s64 = ::c_longlong;
 
 s! {
     pub struct pthread_attr_t {
diff --git a/src/unix/linux_like/linux/gnu/b64/s390x.rs b/src/unix/linux_like/linux/gnu/b64/s390x.rs
index 44fa82d8b4..cc508f1b96 100644
--- a/src/unix/linux_like/linux/gnu/b64/s390x.rs
+++ b/src/unix/linux_like/linux/gnu/b64/s390x.rs
@@ -11,6 +11,7 @@ pub type suseconds_t = i64;
 pub type wchar_t = i32;
 pub type greg_t = u64;
 pub type __u64 = u64;
+pub type __s64 = i64;
 
 s! {
     pub struct sigaction {
diff --git a/src/unix/linux_like/linux/gnu/b64/sparc64/mod.rs b/src/unix/linux_like/linux/gnu/b64/sparc64/mod.rs
index 433892dfd0..9fb14a4f96 100644
--- a/src/unix/linux_like/linux/gnu/b64/sparc64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/sparc64/mod.rs
@@ -10,6 +10,7 @@ pub type nlink_t = u32;
 pub type blksize_t = i64;
 pub type suseconds_t = i32;
 pub type __u64 = ::c_ulonglong;
+pub type __s64 = ::c_longlong;
 
 s! {
     pub struct sigaction {
diff --git a/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs b/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs
index 6c2a6de6ea..81a5b8f540 100644
--- a/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs
+++ b/src/unix/linux_like/linux/gnu/b64/x86_64/mod.rs
@@ -7,6 +7,7 @@ pub type blksize_t = i64;
 pub type greg_t = i64;
 pub type suseconds_t = i64;
 pub type __u64 = ::c_ulonglong;
+pub type __s64 = ::c_longlong;
 
 s! {
     pub struct sigaction {
diff --git a/src/unix/linux_like/linux/gnu/mod.rs b/src/unix/linux_like/linux/gnu/mod.rs
index 7a55448497..11aedf4aea 100644
--- a/src/unix/linux_like/linux/gnu/mod.rs
+++ b/src/unix/linux_like/linux/gnu/mod.rs
@@ -324,6 +324,32 @@ s! {
         pub flags: ::__u32,
         pub nr: ::__s32,
     }
+
+    pub struct __c_anonymous_ptrace_syscall_info_entry {
+        pub nr: ::__u64,
+        pub args: [::__u64; 6],
+    }
+
+    pub struct __c_anonymous_ptrace_syscall_info_exit {
+        pub sval: ::__s64,
+        pub is_error: ::__u8,
+    }
+
+    pub struct __c_anonymous_ptrace_syscall_info_seccomp {
+        pub nr: ::__u64,
+        pub args: [::__u64; 6],
+        pub ret_data: ::__u32,
+    }
+
+    pub struct ptrace_syscall_info {
+        pub op: ::__u8,
+        pub pad: [::__u8; 3],
+        pub arch: ::__u32,
+        pub instruction_pointer: ::__u64,
+        pub stack_pointer: ::__u64,
+        #[cfg(libc_union)]
+        pub u: __c_anonymous_ptrace_syscall_info_data,
+    }
 }
 
 impl siginfo_t {
@@ -411,6 +437,18 @@ cfg_if! {
                 self.sifields().sigchld.si_stime
             }
         }
+
+        pub union __c_anonymous_ptrace_syscall_info_data {
+            pub entry: __c_anonymous_ptrace_syscall_info_entry,
+            pub exit: __c_anonymous_ptrace_syscall_info_exit,
+            pub seccomp: __c_anonymous_ptrace_syscall_info_seccomp,
+        }
+        impl ::Copy for __c_anonymous_ptrace_syscall_info_data {}
+        impl ::Clone for __c_anonymous_ptrace_syscall_info_data {
+            fn clone(&self) -> __c_anonymous_ptrace_syscall_info_data {
+                *self
+            }
+        }
     }
 }
 
@@ -509,6 +547,44 @@ cfg_if! {
                 self.__glibc_reserved.hash(state);
             }
         }
+
+        #[cfg(libc_union)]
+        impl PartialEq for __c_anonymous_ptrace_syscall_info_data {
+            fn eq(&self, other: &__c_anonymous_ptrace_syscall_info_data) -> bool {
+                unsafe {
+                self.entry == other.entry ||
+                    self.exit == other.exit ||
+                    self.seccomp == other.seccomp
+                }
+            }
+        }
+
+        #[cfg(libc_union)]
+        impl Eq for __c_anonymous_ptrace_syscall_info_data {}
+
+        #[cfg(libc_union)]
+        impl ::fmt::Debug for __c_anonymous_ptrace_syscall_info_data {
+            fn fmt(&self, f: &mut ::fmt::Formatter) -> ::fmt::Result {
+                unsafe {
+                f.debug_struct("__c_anonymous_ptrace_syscall_info_data")
+                    .field("entry", &self.entry)
+                    .field("exit", &self.exit)
+                    .field("seccomp", &self.seccomp)
+                    .finish()
+                }
+            }
+        }
+
+        #[cfg(libc_union)]
+        impl ::hash::Hash for __c_anonymous_ptrace_syscall_info_data {
+            fn hash<H: ::hash::Hasher>(&self, state: &mut H) {
+                unsafe {
+                self.entry.hash(state);
+                self.exit.hash(state);
+                self.seccomp.hash(state);
+                }
+            }
+        }
     }
 }
 
@@ -906,6 +982,7 @@ pub const PTRACE_SEIZE: ::c_uint = 0x4206;
 pub const PTRACE_INTERRUPT: ::c_uint = 0x4207;
 pub const PTRACE_LISTEN: ::c_uint = 0x4208;
 pub const PTRACE_PEEKSIGINFO: ::c_uint = 0x4209;
+pub const PTRACE_GET_SYSCALL_INFO: ::c_uint = 0x420e;
 
 // linux/fs.h