libbacktrace: expose BacktraceMap's unwindstack::Memory. (ebea0ef2) · Commits · e / os / android_system_core

libbacktrace/UnwindStackMap.cpp

+4 −0

Original line number	Diff line number	Diff line
		@@ -96,6 +96,10 @@ std::string UnwindStackMap::GetFunctionName(uintptr_t pc, uintptr_t* offset) {
		return name;
		}

		std::shared_ptr<unwindstack::Memory> UnwindStackMap::GetProcessMemory() {
		return process_memory_;
		}

		//-------------------------------------------------------------------------
		// BacktraceMap create function.
		//-------------------------------------------------------------------------

+1 −0

Original line number	Diff line number	Diff line
		@@ -35,6 +35,7 @@ class UnwindStackMap : public BacktraceMap {
		void FillIn(uintptr_t addr, backtrace_map_t* map) override;

		virtual std::string GetFunctionName(uintptr_t pc, uintptr_t* offset) override;
		virtual std::shared_ptr<unwindstack::Memory> GetProcessMemory() override final;

		unwindstack::Maps* stack_maps() { return stack_maps_.get(); }

+5 −0

Original line number	Diff line number	Diff line
		@@ -46,6 +46,10 @@ struct backtrace_map_t {
		std::string name;
		};

		namespace unwindstack {
		class Memory;
		}

		class BacktraceMap {
		public:
		// If uncached is true, then parse the current process map as of the call.
		@@ -64,6 +68,7 @@ public:

		// Only supported with the new unwinder.
		virtual std::string GetFunctionName(uintptr_t /pc/, uintptr_t* /offset/) { return ""; }
		virtual std::shared_ptr<unwindstack::Memory> GetProcessMemory() { return nullptr; }

		// The flags returned are the same flags as used by the mmap call.
		// The values are PROT_*.