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Diffstat (limited to 'toolkit/crashreporter/breakpad-client/mac/handler/mach_vm_compat.h')
-rw-r--r-- | toolkit/crashreporter/breakpad-client/mac/handler/mach_vm_compat.h | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/toolkit/crashreporter/breakpad-client/mac/handler/mach_vm_compat.h b/toolkit/crashreporter/breakpad-client/mac/handler/mach_vm_compat.h new file mode 100644 index 0000000000..aef3ad82f5 --- /dev/null +++ b/toolkit/crashreporter/breakpad-client/mac/handler/mach_vm_compat.h @@ -0,0 +1,88 @@ +// Copyright (c) 2011, Google Inc. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +#ifndef CLIENT_MAC_GENERATOR_MACH_VM_COMPAT_H_ +#define CLIENT_MAC_GENERATOR_MACH_VM_COMPAT_H_ + +#include <TargetConditionals.h> + +// On iOS 5 and higher, mach/mach_vm.h is not supported. Use the corresponding +// vm_map functions instead. +#if TARGET_OS_IPHONE +#include <mach/vm_map.h> +#define mach_vm_address_t vm_address_t +#define mach_vm_deallocate vm_deallocate +#define mach_vm_read vm_read +#define mach_vm_region_recurse vm_region_recurse_64 +#define mach_vm_size_t vm_size_t +#else +#include <mach/mach_vm.h> +#endif // TARGET_OS_IPHONE + +// This is the current (as of macOS 11.2.3) raw format of the data in the +// __crash_info section of the __DATA segment. It must be read from memory +// (__crash_info sections in file system modules are always empty of useful +// data). The data (and that of its strings) may be readable from an out-of- +// process image, but generally only if the module is in the dyld shared +// cache. A __crash_info section is considered "empty of useful data" if all +// of its fields besides 'version' are zero. The __crash_info section is only +// present on macOS. Apple may add new fields to this structure in the future, +// as they added 'abort_cause' when 'version' changed from '4' to '5'. +// Breakpad should take this into account, and provide a way for new fields to +// be added to future versions of MDRawMacCrashInfoRecord without breaking +// older code. +typedef struct { // Non-raw format + uint64_t version; // unsigned long + uint64_t message; // char * + uint64_t signature_string; // char * + uint64_t backtrace; // char * + uint64_t message2; // char * + // We can't use uint64_t for 'thread' in non-raw structures: Though uint64_t + // is the same size on all platforms, it's "unsigned long" on some platforms + // (like Android and Linux) and "unsigned long long" on others (like macOS + // and Windows). + uint64_t thread; // uint64_t, but we use unsigned long long + uint64_t dialog_mode; // unsigned int + // There's a string in the OSAnalytics private framework ("Abort Cause %lld") + // which hints that this field's non-raw format is long long. + uint64_t abort_cause; // long long, only present when + // 'version' > 4 +} crashreporter_annotations_t; + +// Defines for calls to getsectdatafromheader_64() or getsectdatafromheader(). +// __LP64__ is true on both amd64 and arm64 (Apple Silicon) hardware. +#ifdef __LP64__ + #define getsectdatafromheader_func getsectdatafromheader_64 + typedef uint64_t getsectdata_size_type; +#else + #define getsectdatafromheader_func getsectdatafromheader + typedef uint32_t getsectdata_size_type; +#endif + +#endif // CLIENT_MAC_GENERATOR_MACH_VM_COMPAT_H_ |