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43ed01f08f
Using `SwiftShims` is undesirable - it creates all kinds of build issues, and means shipping the `_SwiftBacktracing.h` header in the SDK, which is not necessary. While we're doing this, add the necessary definitions for reading ELF and DWARF information. rdar://110261712
254 lines
6.9 KiB
C++
254 lines
6.9 KiB
C++
//===--- Darwin.h - Darwin specifics ----------------------------*- C++ -*-===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2023 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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//
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// Darwin specifics.
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//
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// WARNING: Some of the things in this file are SPI. If you use them in
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// your own code, we will mercilessly break your program for you and hand
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// you the pieces :-)
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//
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//===----------------------------------------------------------------------===//
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#ifndef SWIFT_BACKTRACING_DARWIN_H
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#define SWIFT_BACKTRACING_DARWIN_H
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#ifdef __APPLE__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <mach/mach.h>
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#include <mach/mach_vm.h>
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#include <libproc.h>
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#include <stdint.h>
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#include <CoreFoundation/CoreFoundation.h>
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// .. Mach fixes ...............................................................
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// Use an inline function for mach_task_self() or it won't import into Swift
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#undef mach_task_self
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static inline task_t mach_task_self() { return mach_task_self_; }
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// .. Thread states ............................................................
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/* We can't import these from the system header, because it uses all kinds of
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macros and the Swift importer can't cope with that. So declare them here
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in a form it can understand. */
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#define ARM_THREAD_STATE64 6
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struct darwin_arm64_thread_state {
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uint64_t _x[29];
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uint64_t fp;
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uint64_t lr;
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uint64_t sp;
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uint64_t pc;
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uint32_t cpsr;
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uint32_t __pad;
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};
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struct darwin_arm64_exception_state {
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uint64_t far;
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uint32_t esr;
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uint32_t exception;
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};
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struct darwin_arm64_mcontext {
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struct darwin_arm64_exception_state es;
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struct darwin_arm64_thread_state ss;
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// followed by NEON state (which we don't care about)
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};
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#define X86_THREAD_STATE64 4
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struct darwin_x86_64_thread_state {
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uint64_t rax;
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uint64_t rbx;
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uint64_t rcx;
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uint64_t rdx;
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uint64_t rdi;
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uint64_t rsi;
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uint64_t rbp;
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uint64_t rsp;
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uint64_t r8;
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uint64_t r9;
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uint64_t r10;
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uint64_t r11;
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uint64_t r12;
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uint64_t r13;
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uint64_t r14;
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uint64_t r15;
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uint64_t rip;
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uint64_t rflags;
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uint64_t cs;
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uint64_t fs;
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uint64_t gs;
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};
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struct darwin_x86_64_exception_state {
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uint16_t trapno;
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uint16_t cpu;
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uint32_t err;
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uint64_t faultvaddr;
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};
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struct darwin_x86_64_mcontext {
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struct darwin_x86_64_exception_state es;
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struct darwin_x86_64_thread_state ss;
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// followed by FP/AVX/AVX512 state (which we don't care about)
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};
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// .. libproc SPI ..............................................................
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int proc_name(int pid, void * buffer, uint32_t buffersize);
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// .. Mach SPI .................................................................
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extern kern_return_t task_read_for_pid(task_t task, int pid, task_t *ptask);
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// .. dyld SPI .................................................................
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struct dyld_process_cache_info {
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uuid_t cacheUUID;
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uint64_t cacheBaseAddress;
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bool noCache;
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bool privateCache;
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};
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typedef struct dyld_process_cache_info dyld_process_cache_info;
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typedef const struct dyld_process_info_base* dyld_process_info;
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extern dyld_process_info _dyld_process_info_create(task_t task, uint64_t timestamp, kern_return_t* kernelError);
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extern void _dyld_process_info_release(dyld_process_info info);
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extern void _dyld_process_info_retain(dyld_process_info info);
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extern void _dyld_process_info_get_cache(dyld_process_info info, dyld_process_cache_info* cacheInfo);
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extern void _dyld_process_info_for_each_image(dyld_process_info info, void (^callback)(uint64_t machHeaderAddress, const uuid_t uuid, const char* path));
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extern void _dyld_process_info_for_each_segment(dyld_process_info info, uint64_t machHeaderAddress, void (^callback)(uint64_t segmentAddress, uint64_t segmentSize, const char* segmentName));
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// .. Code Signing SPI .........................................................
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#define CS_OPS_STATUS 0
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#define CS_PLATFORM_BINARY 0x04000000
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#define CS_PLATFORM_PATH 0x08000000
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extern int csops(int, unsigned int, void *, size_t);
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// .. CoreSymbolication SPI ....................................................
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typedef int32_t cpu_type_t;
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typedef int32_t cpu_subtype_t;
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struct _CSArchitecture {
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cpu_type_t cpu_type;
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cpu_subtype_t cpu_subtype;
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};
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typedef struct _CSArchitecture CSArchitecture;
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static const CSArchitecture kCSArchitectureI386 = {
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CPU_TYPE_I386, CPU_SUBTYPE_I386_ALL
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};
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static const CSArchitecture kCSArchitectureX86_64 = {
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CPU_TYPE_X86_64, CPU_SUBTYPE_I386_ALL
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};
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static const CSArchitecture kCSArchitectureArm64 = {
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CPU_TYPE_ARM64, CPU_SUBTYPE_ARM64_ALL
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};
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static const CSArchitecture kCSArchitectureArm64_32 = {
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CPU_TYPE_ARM64_32, CPU_SUBTYPE_ARM64_ALL
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};
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static const CSArchitecture kCSArchitectureArmV7K = {
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CPU_TYPE_ARM, CPU_SUBTYPE_ARM_V7K
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};
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typedef struct _CSBinaryRelocationInformation {
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vm_address_t base;
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vm_address_t extent;
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char name[17];
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} CSBinaryRelocationInformation;
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typedef struct _CSBinaryImageInformation {
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vm_address_t base;
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vm_address_t extent;
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CFUUIDBytes uuid;
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CSArchitecture arch;
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const char *path;
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CSBinaryRelocationInformation *relocations;
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uint32_t relocationCount;
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uint32_t flags;
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} CSBinaryImageInformation;
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typedef uint64_t CSMachineTime;
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static const CSMachineTime kCSBeginningOfTime = 0;
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static const CSMachineTime kCSEndOfTime = (1ull<<63) - 1;
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static const CSMachineTime kCSNow = (1ull<<63);
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static const CSMachineTime kCSAllTimes = (1ull<<63) + 1;
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struct _CSTypeRef {
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uintptr_t _opaque_1;
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uintptr_t _opaque_2;
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};
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typedef struct _CSTypeRef CSTypeRef;
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typedef CSTypeRef CSNullRef;
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typedef CSTypeRef CSSymbolicatorRef;
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typedef CSTypeRef CSSymbolOwnerRef;
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typedef CSTypeRef CSSymbolRef;
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typedef CSTypeRef CSSourceInfoRef;
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static const CSNullRef kCSNull = { 0, 0 };
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typedef void (^CSSymbolOwnerIterator)(CSSymbolOwnerRef owner);
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typedef void (^CSStackFrameIterator)(CSSymbolRef symbol, CSSourceInfoRef info);
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typedef struct _CSNotificationData {
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CSSymbolicatorRef symbolicator;
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union {
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struct Ping {
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uint32_t value;
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} ping;
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struct DyldLoad {
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CSSymbolOwnerRef symbolOwner;
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} dyldLoad;
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struct DyldUnload {
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CSSymbolOwnerRef symbolOwner;
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} dyldUnload;
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} u;
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} CSNotificationData;
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typedef void (^CSNotificationBlock)(uint32_t type, CSNotificationData data);
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struct _CSRange {
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vm_address_t location;
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vm_size_t length;
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};
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typedef struct _CSRange CSRange;
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enum {
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kCRSanitizePathGlobLocalHomeDirectories = 1,
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kCRSanitizePathGlobLocalVolumes = 2,
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kCRSanitizePathGlobAllTypes = 0xff,
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kCRSanitizePathNormalize = 0x100 << 0,
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kCRSanitizePathKeepFile = 0x100 << 1,
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};
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // __APPLE__
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#endif // SWIFT_BACKTRACING_DARWIN_H
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