1 //===-- asan_descriptions.h -------------------------------------*- C++ -*-===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
11 // ASan-private header for asan_descriptions.cpp.
13 //===----------------------------------------------------------------------===//
26   if (t) DescribeThread(t->context());  in DescribeThread()
93   uptr addr;  member
100 bool GetShadowAddressInformation(uptr addr, ShadowAddressDescription *descr);
101 bool DescribeAddressIfShadow(uptr addr);
121   uptr addr;  member
131 bool GetHeapAddressInformation(uptr addr, uptr access_size,
133 bool DescribeAddressIfHeap(uptr addr, uptr access_size = 1);
136   uptr addr;  member
146 bool GetStackAddressInformation(uptr addr, uptr access_size,
150   uptr addr;  member
157   uptr addr;  member
172 bool GetGlobalAddressInformation(uptr addr, uptr access_size,
174 bool DescribeAddressIfGlobal(uptr addr, uptr access_size, const char *bug_type);
179 // initialization-order-fiasco
184 void PrintAddressDescription(uptr addr, uptr access_size = 1,
207   AddressDescriptionData data;  variable
213   explicit AddressDescription(uptr addr, bool shouldLockThreadRegistry = true)
214       : AddressDescription(addr, 1, shouldLockThreadRegistry) {}
215   AddressDescription(uptr addr, uptr access_size,
219     switch (data.kind) {  in Address()
221         return data.wild.addr;  in Address()
223         return data.shadow.addr;  in Address()
225         return data.heap.addr;  in Address()
227         return data.stack.addr;  in Address()
229         return data.global.addr;  in Address()
234     switch (data.kind) {
236         data.wild.Print();
239         return data.shadow.Print();
241         return data.heap.Print();
243         return data.stack.Print();
245         // initialization-order-fiasco has a special Print()
246         return data.global.Print(bug_descr);
251   void StoreTo(AddressDescriptionData *dst) const { *dst = data; }  in StoreTo()
254     return data.kind == kAddressKindShadow ? &data.shadow : nullptr;  in AsShadow()
257     return data.kind == kAddressKindHeap ? &data.heap : nullptr;  in AsHeap()
260     return data.kind == kAddressKindStack ? &data.stack : nullptr;  in AsStack()
263     return data.kind == kAddressKindGlobal ? &data.global : nullptr;  in AsGlobal()