unix: disable ptrace on iOS

The ptrace system call is blocked by the App Store. Updates golang/go#31628 Change-Id: I88977cb2f0892661a7221bc822dd513a951cbf67
cryptix · Aug 12, 2019 · f373fb2 · f373fb2
1 parent fae7ac5
commit f373fb2
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Showing 14 changed files with 56 additions and 79 deletions.
diff --git a/unix/syscall_darwin.go b/unix/syscall_darwin.go
@@ -89,7 +89,6 @@ func direntNamlen(buf []byte) (uint64, bool) {
 	return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen))
 }
 
-//sys   ptrace(request int, pid int, addr uintptr, data uintptr) (err error)
 func PtraceAttach(pid int) (err error) { return ptrace(PT_ATTACH, pid, 0, 0) }
 func PtraceDetach(pid int) (err error) { return ptrace(PT_DETACH, pid, 0, 0) }
 

diff --git a/unix/syscall_darwin_386.go b/unix/syscall_darwin_386.go
@@ -10,6 +10,8 @@ import (
 	"syscall"
 )
 
+//sys   ptrace(request int, pid int, addr uintptr, data uintptr) (err error)
+
 func setTimespec(sec, nsec int64) Timespec {
 	return Timespec{Sec: int32(sec), Nsec: int32(nsec)}
 }

diff --git a/unix/syscall_darwin_amd64.go b/unix/syscall_darwin_amd64.go
@@ -10,6 +10,8 @@ import (
 	"syscall"
 )
 
+//sys   ptrace(request int, pid int, addr uintptr, data uintptr) (err error)
+
 func setTimespec(sec, nsec int64) Timespec {
 	return Timespec{Sec: sec, Nsec: nsec}
 }

diff --git a/unix/syscall_darwin_arm.go b/unix/syscall_darwin_arm.go
@@ -8,6 +8,10 @@ import (
 	"syscall"
 )
 
+func ptrace(request int, pid int, addr uintptr, data uintptr) error {
+	return ENOTSUP
+}
+
 func setTimespec(sec, nsec int64) Timespec {
 	return Timespec{Sec: int32(sec), Nsec: int32(nsec)}
 }

diff --git a/unix/syscall_darwin_arm64.go b/unix/syscall_darwin_arm64.go
@@ -10,6 +10,10 @@ import (
 	"syscall"
 )
 
+func ptrace(request int, pid int, addr uintptr, data uintptr) error {
+	return ENOTSUP
+}
+
 func setTimespec(sec, nsec int64) Timespec {
 	return Timespec{Sec: sec, Nsec: nsec}
 }

diff --git a/unix/zsyscall_darwin_386.1_11.go b/unix/zsyscall_darwin_386.1_11.go
diff --git a/unix/zsyscall_darwin_386.go b/unix/zsyscall_darwin_386.go
diff --git a/unix/zsyscall_darwin_386.s b/unix/zsyscall_darwin_386.s
@@ -64,8 +64,6 @@ TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlock(SB)
 TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlockall(SB)
-TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
-	JMP	libc_ptrace(SB)
 TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_getattrlist(SB)
 TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
@@ -264,6 +262,8 @@ TEXT ·libc_mmap_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_mmap(SB)
 TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munmap(SB)
+TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ptrace(SB)
 TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_gettimeofday(SB)
 TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0

diff --git a/unix/zsyscall_darwin_amd64.go b/unix/zsyscall_darwin_amd64.go
diff --git a/unix/zsyscall_darwin_amd64.s b/unix/zsyscall_darwin_amd64.s
@@ -64,8 +64,6 @@ TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlock(SB)
 TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlockall(SB)
-TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
-	JMP	libc_ptrace(SB)
 TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_getattrlist(SB)
 TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0
@@ -266,6 +264,8 @@ TEXT ·libc_mmap_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_mmap(SB)
 TEXT ·libc_munmap_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munmap(SB)
+TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
+	JMP	libc_ptrace(SB)
 TEXT ·libc_gettimeofday_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_gettimeofday(SB)
 TEXT ·libc_fstat64_trampoline(SB),NOSPLIT,$0-0

diff --git a/unix/zsyscall_darwin_arm.go b/unix/zsyscall_darwin_arm.go
diff --git a/unix/zsyscall_darwin_arm.s b/unix/zsyscall_darwin_arm.s
@@ -64,8 +64,6 @@ TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlock(SB)
 TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlockall(SB)
-TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
-	JMP	libc_ptrace(SB)
 TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_getattrlist(SB)
 TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0

diff --git a/unix/zsyscall_darwin_arm64.go b/unix/zsyscall_darwin_arm64.go
diff --git a/unix/zsyscall_darwin_arm64.s b/unix/zsyscall_darwin_arm64.s
@@ -64,8 +64,6 @@ TEXT ·libc_munlock_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlock(SB)
 TEXT ·libc_munlockall_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_munlockall(SB)
-TEXT ·libc_ptrace_trampoline(SB),NOSPLIT,$0-0
-	JMP	libc_ptrace(SB)
 TEXT ·libc_getattrlist_trampoline(SB),NOSPLIT,$0-0
 	JMP	libc_getattrlist(SB)
 TEXT ·libc_pipe_trampoline(SB),NOSPLIT,$0-0