1*94d3b452SApple OSS Distributions/* 2*94d3b452SApple OSS Distributions * Copyright (c) 1999-2007 Apple Inc. All rights reserved. 3*94d3b452SApple OSS Distributions * 4*94d3b452SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*94d3b452SApple OSS Distributions * 6*94d3b452SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*94d3b452SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*94d3b452SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*94d3b452SApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*94d3b452SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*94d3b452SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*94d3b452SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*94d3b452SApple OSS Distributions * terms of an Apple operating system software license agreement. 14*94d3b452SApple OSS Distributions * 15*94d3b452SApple OSS Distributions * Please obtain a copy of the License at 16*94d3b452SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*94d3b452SApple OSS Distributions * 18*94d3b452SApple OSS Distributions * The Original Code and all software distributed under the License are 19*94d3b452SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*94d3b452SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*94d3b452SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*94d3b452SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*94d3b452SApple OSS Distributions * Please see the License for the specific language governing rights and 24*94d3b452SApple OSS Distributions * limitations under the License. 25*94d3b452SApple OSS Distributions * 26*94d3b452SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*94d3b452SApple OSS Distributions */ 28*94d3b452SApple OSS Distributions/* Copyright (c) 1992 NeXT Computer, Inc. All rights reserved. */ 29*94d3b452SApple OSS Distributions 30*94d3b452SApple OSS Distributions#include "SYS.h" 31*94d3b452SApple OSS Distributions 32*94d3b452SApple OSS Distributions#if defined(__i386__) 33*94d3b452SApple OSS Distributions 34*94d3b452SApple OSS Distributions .globl _errno 35*94d3b452SApple OSS Distributions 36*94d3b452SApple OSS DistributionsLEAF(___ptrace, 0) 37*94d3b452SApple OSS Distributions xorl %eax,%eax 38*94d3b452SApple OSS Distributions REG_TO_EXTERN(%eax,_errno) 39*94d3b452SApple OSS Distributions UNIX_SYSCALL_NONAME(ptrace, 4, cerror) 40*94d3b452SApple OSS Distributions ret 41*94d3b452SApple OSS Distributions 42*94d3b452SApple OSS Distributions#elif defined(__x86_64__) 43*94d3b452SApple OSS Distributions 44*94d3b452SApple OSS Distributions .globl _errno 45*94d3b452SApple OSS Distributions 46*94d3b452SApple OSS DistributionsLEAF(___ptrace, 0) 47*94d3b452SApple OSS Distributions xorq %rax,%rax 48*94d3b452SApple OSS Distributions PICIFY(_errno) 49*94d3b452SApple OSS Distributions movl %eax,(%r11) 50*94d3b452SApple OSS Distributions UNIX_SYSCALL_NONAME(ptrace, 4, cerror) 51*94d3b452SApple OSS Distributions ret 52*94d3b452SApple OSS Distributions UNWIND_EPILOGUE 53*94d3b452SApple OSS Distributions 54*94d3b452SApple OSS Distributions#elif defined(__arm__) 55*94d3b452SApple OSS Distributions 56*94d3b452SApple OSS DistributionsMI_ENTRY_POINT(___ptrace) 57*94d3b452SApple OSS Distributions MI_GET_ADDRESS(ip,_errno) 58*94d3b452SApple OSS Distributions str r8, [sp, #-4]! 59*94d3b452SApple OSS Distributions mov r8, #0 60*94d3b452SApple OSS Distributions str r8, [ip] 61*94d3b452SApple OSS Distributions ldr r8, [sp], #4 62*94d3b452SApple OSS Distributions SYSCALL_NONAME(ptrace, 4, cerror) 63*94d3b452SApple OSS Distributions bx lr 64*94d3b452SApple OSS Distributions 65*94d3b452SApple OSS Distributions#elif defined(__arm64__) 66*94d3b452SApple OSS Distributions 67*94d3b452SApple OSS DistributionsMI_ENTRY_POINT(___ptrace) 68*94d3b452SApple OSS Distributions MI_GET_ADDRESS(x9,_errno) 69*94d3b452SApple OSS Distributions str wzr, [x9] 70*94d3b452SApple OSS Distributions SYSCALL_NONAME(ptrace, 4, cerror) 71*94d3b452SApple OSS Distributions ret 72*94d3b452SApple OSS Distributions 73*94d3b452SApple OSS Distributions#else 74*94d3b452SApple OSS Distributions#error Unsupported architecture 75*94d3b452SApple OSS Distributions#endif 76