Logo AND Algorithmique Numérique Distribuée

Public GIT Repository
[pvs-studio] Initialize every members of class.
[simgrid.git] / src / mc / remote / RemoteProcess.hpp
index eda86d9..a183c93 100644 (file)
 #include "src/mc/AddressSpace.hpp"
 #include "src/mc/inspect/ObjectInformation.hpp"
 #include "src/mc/remote/RemotePtr.hpp"
+#include "src/xbt/memory_map.hpp"
 #include "src/xbt/mmalloc/mmprivate.h"
 
+#include <libunwind.h>
 #include <vector>
 
 namespace simgrid {
@@ -75,7 +77,7 @@ private:
 public:
   explicit RemoteProcess(pid_t pid);
   ~RemoteProcess() override;
-  void init(xbt_mheap_t mmalloc_default_mdp, void* maxpid, void* actors, void* dead_actors);
+  void init(xbt_mheap_t mmalloc_default_mdp, unsigned long* maxpid, xbt_dynar_t actors, xbt_dynar_t dead_actors);
 
   RemoteProcess(RemoteProcess const&) = delete;
   RemoteProcess(RemoteProcess&&)      = delete;
@@ -166,9 +168,9 @@ public:
   /* ***************** */
 private:
   // Cache the address of the variables we read directly in the memory of remote
-  void* maxpid_addr_;
-  void* actors_addr_;
-  void* dead_actors_addr_;
+  RemotePtr<unsigned long> maxpid_addr_;
+  RemotePtr<s_xbt_dynar_t> actors_addr_;
+  RemotePtr<s_xbt_dynar_t> dead_actors_addr_;
 
 public:
   std::vector<ActorInformation>& actors();
@@ -200,8 +202,7 @@ public:
       return nullptr;
   }
 
-  unsigned long get_maxpid() const;
-  void get_actor_vectors(RemotePtr<s_xbt_dynar_t>& actors, RemotePtr<s_xbt_dynar_t>& dead_actors);
+  unsigned long get_maxpid() const { return this->read(maxpid_addr_); }
 
   void dump_stack() const;
 
@@ -221,30 +222,28 @@ private:
   std::vector<s_stack_region_t> stack_areas_;
   std::vector<IgnoredHeapRegion> ignored_heap_;
 
-public:
-  // object info
-  // TODO, make private (first, objectify simgrid::mc::ObjectInformation*)
-  std::vector<std::shared_ptr<ObjectInformation>> object_infos;
-  std::shared_ptr<ObjectInformation> binary_info;
-
   // Copies of MCed SMX data structures
-  /** Copy of `simix_global->process_list`
+  /** Copy of `EngineImpl::actor_list_`
    *
-   *  See mc_smx.c.
+   *  See mc_smx.cpp.
    */
   std::vector<ActorInformation> smx_actors_infos;
 
-  /** Copy of `simix_global->actors_to_destroy`
+  /** Copy of `EngineImpl::actors_to_destroy_`
    *
-   *  See mc_smx.c.
+   *  See mc_smx.cpp.
    */
   std::vector<ActorInformation> smx_dead_actors_infos;
 
-private:
   /** State of the cache (which variables are up to date) */
   int cache_flags_ = RemoteProcess::cache_none;
 
 public:
+  // object info
+  // TODO, make private (first, objectify simgrid::mc::ObjectInformation*)
+  std::vector<std::shared_ptr<ObjectInformation>> object_infos;
+  std::shared_ptr<ObjectInformation> binary_info;
+
   /** Address of the heap structure in the MCed process. */
   RemotePtr<s_xbt_mheap_t> heap_address;
 
@@ -271,7 +270,7 @@ public:
    *  (with simgrid::mc::Process* / simgrid::mc::AddressSpace*
    *  and unw_context_t).
    */
-  unw_addr_space_t unw_addr_space;
+  unw_addr_space_t unw_addr_space = nullptr;
 
   /** Underlying libunwind address-space
    *
@@ -279,11 +278,11 @@ public:
    *  operations of the native MC address space is currently delegated
    *  to this address space (either the local or a ptrace unwinder).
    */
-  unw_addr_space_t unw_underlying_addr_space;
+  unw_addr_space_t unw_underlying_addr_space = nullptr;
 
   /** The corresponding context
    */
-  void* unw_underlying_context;
+  void* unw_underlying_context = nullptr;
 };
 
 /** Open a FD to a remote process memory (`/dev/$pid/mem`) */