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// Copyright 2019 Google
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#import "Crashlytics/Shared/FIRCLSMachO/FIRCLSMachOSlice.h"
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#include <mach-o/loader.h>
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// this is defined only if __OPEN_SOURCE__ is *not* defined in the TVOS SDK's mach-o/loader.h
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// also, it has not yet made it back to the OSX SDKs, for example
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#ifndef LC_VERSION_MIN_TVOS
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#define LC_VERSION_MIN_TVOS 0x2F
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#endif
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@implementation FIRCLSMachOSlice
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+ (id)runningSlice {
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struct FIRCLSMachOSlice slice;
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slice = FIRCLSMachOSliceGetCurrent();
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return [[self alloc] initWithSlice:&slice];
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}
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@synthesize minimumOSVersion = _minimumOSVersion;
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@synthesize linkedSDKVersion = _linkedSDKVersion;
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- (id)initWithSlice:(FIRCLSMachOSliceRef)sliceRef {
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self = [super init];
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if (self) {
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NSMutableArray* dylibs;
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_slice = *sliceRef;
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_minimumOSVersion.major = 0;
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_minimumOSVersion.minor = 0;
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_minimumOSVersion.bugfix = 0;
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_linkedSDKVersion.major = 0;
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_linkedSDKVersion.minor = 0;
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_linkedSDKVersion.bugfix = 0;
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dylibs = [NSMutableArray array];
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FIRCLSMachOSliceEnumerateLoadCommands(
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&_slice, ^(uint32_t type, uint32_t size, const struct load_command* cmd) {
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switch (type) {
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case LC_UUID:
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self->_uuidString =
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[FIRCLSMachONormalizeUUID((CFUUIDBytes*)FIRCLSMachOGetUUID(cmd)) copy];
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break;
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case LC_LOAD_DYLIB:
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[dylibs addObject:[NSString stringWithUTF8String:FIRCLSMachOGetDylibPath(cmd)]];
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break;
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case LC_VERSION_MIN_IPHONEOS:
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case LC_VERSION_MIN_MACOSX:
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case LC_VERSION_MIN_WATCHOS:
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case LC_VERSION_MIN_TVOS:
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self->_minimumOSVersion = FIRCLSMachOGetMinimumOSVersion(cmd);
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self->_linkedSDKVersion = FIRCLSMachOGetLinkedSDKVersion(cmd);
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break;
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}
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});
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_linkedDylibs = [dylibs copy];
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}
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return self;
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}
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- (NSString*)architectureName {
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return [NSString stringWithUTF8String:FIRCLSMachOSliceGetArchitectureName(&_slice)];
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}
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- (NSString*)uuid {
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return _uuidString;
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}
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- (NSArray*)linkedDylibs {
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return _linkedDylibs;
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}
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@end
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