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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 | /* * Copyright (c) 2000-2024 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ #include <stdint.h> #include <stdbool.h> #include <firehose/firehose_types_private.h> #include <firehose/tracepoint_private.h> // This usually comes from tightbeam library. This is not needed by the tester so it is mocked here are a no-op void tb_transport_startup(void) { } #if !__BUILDING_FOR_COVERAGE__ // These __llvm_* functions usually come from cc_kext library and are used for profiling. // This functionality is not needed by the tester so they are mocked here as a no-op to resolve their linking. // linking to cc_kext is not possible because it is compiled with -mkernel // When building unit-tests for coverage, these function come from the user-mode coverage lib, so they shouldn't // be redefined here. uint64_t __llvm_profile_get_size_for_buffer_internal(const char *DataBegin, const char *DataEnd, const char *CountersBegin, const char *CountersEnd, const char *NamesBegin, const char *NamesEnd) { return 0; } int __llvm_profile_write_buffer_internal(char *Buffer, const char *DataBegin, const char *DataEnd, const char *CountersBegin, const char *CountersEnd, const char *NamesBegin, const char *NamesEnd) { return 0; } #endif // !__BUILDING_FOR_COVERAGE__ // These __firehose_* functions usually come from libfirehose_kernel are used for logging // This functionality is not needed and is mocked by the tester, so these functions are mocked as no-op // to resolve their linking. // Linking to libfirehose_kernel is not possible because it is compiled with -mkernel firehose_buffer_t __firehose_buffer_create(size_t *size) { return NULL; } void __firehose_buffer_tracepoint_flush(firehose_tracepoint_t vat, firehose_tracepoint_id_u vatid) { } firehose_tracepoint_t __firehose_buffer_tracepoint_reserve(uint64_t stamp, firehose_stream_t stream, uint16_t pubsize, uint16_t privsize, uint8_t **privptr) { return NULL; } int __firehose_kernel_configuration_valid(uint8_t chunk_count, uint8_t io_pages) { return 0; } bool __firehose_merge_updates(firehose_push_reply_t update) { return false; } |