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--- dyld/dyld-1340/mach_o/FunctionStarts.cpp
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright (c) 2021 Apple Inc. All rights reserved.
- *
- * @APPLE_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. 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_LICENSE_HEADER_END@
- */
-
-#include <limits.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "FunctionStarts.h"
-#include "Misc.h"
-
-
-namespace mach_o {
-
-
-FunctionStarts::FunctionStarts(const uint8_t* start, size_t size)
- : _funcStartsBegin(start), _funcStartsEnd(start+size)
-{
-}
-
-Error FunctionStarts::valid(uint64_t maxFuncOffset) const
-{
- uint64_t runtimeOffset = 0;
- for (const uint8_t* p=_funcStartsBegin; p < _funcStartsEnd; ) {
- bool malformed;
- uint64_t value = read_uleb128(p, _funcStartsEnd, malformed);
- if ( malformed )
- return Error("malformed uleb128 in function-starts data");
- // a delta of zero marks end of functionStarts stream
- if ( value == 0 ) {
- while ( p < _funcStartsEnd ) {
- if ( *p++ != 0 )
- return Error("padding at end of function-starts not all zeros");
- }
- return Error::none();
- }
- runtimeOffset += value;
- if ( runtimeOffset > maxFuncOffset )
- return Error("functions-starts has entry beyond end of TEXT");
- };
- return Error("functions-starts not zero terminated");
-}
-
-void FunctionStarts::forEachFunctionStart(uint64_t loadAddr, void (^callback)(uint64_t funcAddr)) const
-{
- uint64_t runtimeOffset = 0;
- for (const uint8_t* p=_funcStartsBegin; p < _funcStartsEnd; ) {
- bool malformed;
- uint64_t value = read_uleb128(p, _funcStartsEnd, malformed);
- // a delta of zero marks end of functionStarts stream
- if ( malformed || (value == 0) )
- return;
- runtimeOffset += value;
- callback(loadAddr+runtimeOffset);
- };
-}
-
-
-
-
-} // namespace mach_o