FM / protobuf

/usr/include/google/protobuf

Name	Size	Mode	Actions
io/	-	0755	rm
stubs/	-	0755	rm
util/	-	0755	rm
any.h	6181	0644	edit dl rm
any.pb.h	17726	0644	edit dl rm
any.proto	5878	0644	edit dl rm
api.pb.h	64196	0644	edit dl rm
api.proto	7734	0644	edit dl rm
arena.h	31329	0644	edit dl rm
arenastring.h	14674	0644	edit dl rm
arena_impl.h	14316	0644	edit dl rm
descriptor.h	96357	0644	edit dl rm
descriptor.pb.h	587894	0644	edit dl rm
descriptor.proto	37986	0644	edit dl rm
descriptor_database.h	19379	0644	edit dl rm
duration.pb.h	9865	0644	edit dl rm
duration.proto	4888	0644	edit dl rm
dynamic_message.h	9986	0644	edit dl rm
empty.pb.h	7683	0644	edit dl rm
empty.proto	2422	0644	edit dl rm
extension_set.h	78461	0644	edit dl rm
extension_set_inl.h	12756	0644	edit dl rm
field_mask.pb.h	11825	0644	edit dl rm
field_mask.proto	8192	0644	edit dl rm
generated_enum_reflection.h	3954	0644	edit dl rm
generated_enum_util.h	3266	0644	edit dl rm
generated_message_reflection.h	12880	0644	edit dl rm
generated_message_table_driven.h	12610	0644	edit dl rm
generated_message_util.h	9560	0644	edit dl rm
has_bits.h	3528	0644	edit dl rm
implicit_weak_message.h	7014	0644	edit dl rm
inlined_string_field.h	9332	0644	edit dl rm
map.h	46287	0644	edit dl rm
map_entry.h	7276	0644	edit dl rm
map_entry_lite.h	26016	0644	edit dl rm
map_field.h	31208	0644	edit dl rm
map_field_inl.h	14512	0644	edit dl rm
map_field_lite.h	7559	0644	edit dl rm
map_type_handler.h	39082	0644	edit dl rm
message.h	61613	0644	edit dl rm
message_lite.h	25964	0644	edit dl rm
metadata.h	1857	0644	edit dl rm
metadata_lite.h	8260	0644	edit dl rm
parse_context.h	29812	0644	edit dl rm
port.h	2050	0644	edit dl rm
port_def.inc	17039	0644	edit dl rm
port_undef.inc	3498	0644	edit dl rm
reflection.h	22717	0644	edit dl rm
reflection_ops.h	3686	0644	edit dl rm
repeated_field.h	101032	0644	edit dl rm
service.h	13159	0644	edit dl rm
source_context.pb.h	12740	0644	edit dl rm
source_context.proto	2352	0644	edit dl rm
struct.pb.h	43629	0644	edit dl rm
struct.proto	3780	0644	edit dl rm
text_format.h	28948	0644	edit dl rm
timestamp.pb.h	9928	0644	edit dl rm
timestamp.proto	6200	0644	edit dl rm
type.pb.h	105722	0644	edit dl rm
type.proto	6129	0644	edit dl rm
unknown_field_set.h	14401	0644	edit dl rm
wire_format.h	17660	0644	edit dl rm
wire_format_lite.h	84033	0644	edit dl rm
wrappers.pb.h	61421	0644	edit dl rm
wrappers.proto	4035	0644	edit dl rm

Edit: /usr/include/google/protobuf/arenastring.h (14674B)

// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc.  All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
//     * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
//     * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#ifndef GOOGLE_PROTOBUF_ARENASTRING_H__
#define GOOGLE_PROTOBUF_ARENASTRING_H__

#include <string>
#include <type_traits>
#include <utility>

#include <google/protobuf/stubs/logging.h>
#include <google/protobuf/stubs/common.h>
#include <google/protobuf/stubs/fastmem.h>
#include <google/protobuf/arena.h>
#include <google/protobuf/port.h>

#include <google/protobuf/port_def.inc>

#ifdef SWIG
#error "You cannot SWIG proto headers"
#endif

// This is the implementation of arena string fields written for the open-source
// release. The ArenaStringPtr struct below is an internal implementation class
// and *should not be used* by user code. It is used to collect string
// operations together into one place and abstract away the underlying
// string-field pointer representation, so that (for example) an alternate
// implementation that knew more about ::std::string's internals could integrate
// more closely with the arena allocator.

namespace google {
namespace protobuf {
namespace internal {

template <typename T>
class TaggedPtr {
 public:
  void Set(T* p) { ptr_ = reinterpret_cast<uintptr_t>(p); }
  T* Get() const { return reinterpret_cast<T*>(ptr_); }

bool IsNull() { return ptr_ == 0; }

private:
  uintptr_t ptr_;
};

struct PROTOBUF_EXPORT ArenaStringPtr {
  inline void Set(const ::std::string* default_value,
                  const ::std::string& value, Arena* arena) {
    if (ptr_ == default_value) {
      CreateInstance(arena, &value);
    } else {
      *ptr_ = value;
    }
  }

inline void SetLite(const ::std::string* default_value,
                      const ::std::string& value, Arena* arena) {
    Set(default_value, value, arena);
  }

// Basic accessors.
  inline const ::std::string& Get() const { return *ptr_; }

inline ::std::string* Mutable(const ::std::string* default_value,
                                Arena* arena) {
    if (ptr_ == default_value) {
      CreateInstance(arena, default_value);
    }
    return ptr_;
  }

// Release returns a ::std::string* instance that is heap-allocated and is not
  // Own()'d by any arena. If the field was not set, it returns NULL. The caller
  // retains ownership. Clears this field back to NULL state. Used to implement
  // release_<field>() methods on generated classes.
  inline ::std::string* Release(const ::std::string* default_value,
                                Arena* arena) {
    if (ptr_ == default_value) {
      return NULL;
    }
    return ReleaseNonDefault(default_value, arena);
  }

// Similar to Release, but ptr_ cannot be the default_value.
  inline ::std::string* ReleaseNonDefault(const ::std::string* default_value,
                                          Arena* arena) {
    GOOGLE_DCHECK(!IsDefault(default_value));
    ::std::string* released = NULL;
    if (arena != NULL) {
      // ptr_ is owned by the arena.
      released = new ::std::string;
      released->swap(*ptr_);
    } else {
      released = ptr_;
    }
    ptr_ = const_cast< ::std::string*>(default_value);
    return released;
  }

// UnsafeArenaRelease returns a ::std::string*, but it may be arena-owned
  // (i.e.  have its destructor already registered) if arena != NULL. If the
  // field was not set, this returns NULL. This method clears this field back to
  // NULL state. Used to implement unsafe_arena_release_<field>() methods on
  // generated classes.
  inline ::std::string* UnsafeArenaRelease(const ::std::string* default_value,
                                           Arena* /* arena */) {
    if (ptr_ == default_value) {
      return NULL;
    }
    ::std::string* released = ptr_;
    ptr_ = const_cast< ::std::string*>(default_value);
    return released;
  }

// Takes a string that is heap-allocated, and takes ownership. The string's
  // destructor is registered with the arena. Used to implement
  // set_allocated_<field> in generated classes.
  inline void SetAllocated(const ::std::string* default_value,
                           ::std::string* value, Arena* arena) {
    if (arena == NULL && ptr_ != default_value) {
      Destroy(default_value, arena);
    }
    if (value != NULL) {
      ptr_ = value;
      if (arena != NULL) {
        arena->Own(value);
      }
    } else {
      ptr_ = const_cast< ::std::string*>(default_value);
    }
  }

// Takes a string that has lifetime equal to the arena's lifetime. The arena
  // must be non-null. It is safe only to pass this method a value returned by
  // UnsafeArenaRelease() on another field of a message in the same arena. Used
  // to implement unsafe_arena_set_allocated_<field> in generated classes.
  inline void UnsafeArenaSetAllocated(const ::std::string* default_value,
                                      ::std::string* value,
                                      Arena* /* arena */) {
    if (value != NULL) {
      ptr_ = value;
    } else {
      ptr_ = const_cast< ::std::string*>(default_value);
    }
  }

// Swaps internal pointers. Arena-safety semantics: this is guarded by the
  // logic in Swap()/UnsafeArenaSwap() at the message level, so this method is
  // 'unsafe' if called directly.
  PROTOBUF_ALWAYS_INLINE void Swap(ArenaStringPtr* other) {
    std::swap(ptr_, other->ptr_);
  }
  PROTOBUF_ALWAYS_INLINE void Swap(ArenaStringPtr* other,
                                   const ::std::string* default_value,
                                   Arena* arena) {
#ifndef NDEBUG
    // For debug builds, we swap the contents of the string, rather than the
    // string instances themselves.  This invalidates previously taken const
    // references that are (per our documentation) invalidated by calling Swap()
    // on the message.
    //
    // If both strings are the default_value, swapping is uninteresting.
    // Otherwise, we use ArenaStringPtr::Mutable() to access the string, to
    // ensure that we do not try to mutate default_value itself.
    if (IsDefault(default_value) && other->IsDefault(default_value)) {
      return;
    }

::std::string* this_ptr = Mutable(default_value, arena);
    ::std::string* other_ptr = other->Mutable(default_value, arena);

this_ptr->swap(*other_ptr);
#else
    std::swap(ptr_, other->ptr_);
    (void)default_value;
    (void)arena;
#endif
  }

// Frees storage (if not on an arena).
  inline void Destroy(const ::std::string* default_value, Arena* arena) {
    if (arena == NULL && ptr_ != default_value) {
      delete ptr_;
    }
  }

// Clears content, but keeps allocated string if arena != NULL, to avoid the
  // overhead of heap operations. After this returns, the content (as seen by
  // the user) will always be the empty string. Assumes that |default_value|
  // is an empty string.
  inline void ClearToEmpty(const ::std::string* default_value,
                           Arena* /* arena */) {
    if (ptr_ == default_value) {
      // Already set to default (which is empty) -- do nothing.
    } else {
      ptr_->clear();
    }
  }

// Clears content, assuming that the current value is not the empty string
  // default.
  inline void ClearNonDefaultToEmpty() { ptr_->clear(); }
  inline void ClearNonDefaultToEmptyNoArena() { ptr_->clear(); }

// Clears content, but keeps allocated string if arena != NULL, to avoid the
  // overhead of heap operations. After this returns, the content (as seen by
  // the user) will always be equal to |default_value|.
  inline void ClearToDefault(const ::std::string* default_value,
                             Arena* /* arena */) {
    if (ptr_ == default_value) {
      // Already set to default -- do nothing.
    } else {
      // Have another allocated string -- rather than throwing this away and
      // resetting ptr_ to the canonical default string instance, we just reuse
      // this instance.
      *ptr_ = *default_value;
    }
  }

// Called from generated code / reflection runtime only. Resets value to point
  // to a default string pointer, with the semantics that this ArenaStringPtr
  // does not own the pointed-to memory. Disregards initial value of ptr_ (so
  // this is the *ONLY* safe method to call after construction or when
  // reinitializing after becoming the active field in a oneof union).
  inline void UnsafeSetDefault(const ::std::string* default_value) {
    // Casting away 'const' is safe here: accessors ensure that ptr_ is only
    // returned as a const if it is equal to default_value.
    ptr_ = const_cast< ::std::string*>(default_value);
  }

// The 'NoArena' variants of methods below assume arena == NULL and are
  // optimized to provide very little overhead relative to a raw string pointer
  // (while still being in-memory compatible with other code that assumes
  // ArenaStringPtr). Note the invariant that a class instance that has only
  // ever been mutated by NoArena methods must *only* be in the String state
  // (i.e., tag bits are not used), *NEVER* ArenaString. This allows all
  // tagged-pointer manipulations to be avoided.
  inline void SetNoArena(const ::std::string* default_value,
                         const ::std::string& value) {
    if (ptr_ == default_value) {
      CreateInstanceNoArena(&value);
    } else {
      *ptr_ = value;
    }
  }

void SetNoArena(const ::std::string* default_value, ::std::string&& value) {
    if (IsDefault(default_value)) {
      ptr_ = new ::std::string(std::move(value));
    } else {
      *ptr_ = std::move(value);
    }
  }

void AssignWithDefault(const ::std::string* default_value,
                         ArenaStringPtr value);

inline const ::std::string& GetNoArena() const { return *ptr_; }

inline ::std::string* MutableNoArena(const ::std::string* default_value) {
    if (ptr_ == default_value) {
      CreateInstanceNoArena(default_value);
    }
    return ptr_;
  }

inline ::std::string* ReleaseNoArena(const ::std::string* default_value) {
    if (ptr_ == default_value) {
      return NULL;
    } else {
      return ReleaseNonDefaultNoArena(default_value);
    }
  }

inline ::std::string* ReleaseNonDefaultNoArena(
      const ::std::string* default_value) {
    GOOGLE_DCHECK(!IsDefault(default_value));
    ::std::string* released = ptr_;
    ptr_ = const_cast< ::std::string*>(default_value);
    return released;
  }

inline void SetAllocatedNoArena(const ::std::string* default_value,
                                  ::std::string* value) {
    if (ptr_ != default_value) {
      delete ptr_;
    }
    if (value != NULL) {
      ptr_ = value;
    } else {
      ptr_ = const_cast< ::std::string*>(default_value);
    }
  }

inline void DestroyNoArena(const ::std::string* default_value) {
    if (ptr_ != default_value) {
      delete ptr_;
    }
  }

inline void ClearToEmptyNoArena(const ::std::string* default_value) {
    if (ptr_ == default_value) {
      // Nothing: already equal to default (which is the empty string).
    } else {
      ptr_->clear();
    }
  }

inline void ClearToDefaultNoArena(const ::std::string* default_value) {
    if (ptr_ == default_value) {
      // Nothing: already set to default.
    } else {
      // Reuse existing allocated instance.
      *ptr_ = *default_value;
    }
  }

// Internal accessor used only at parse time to provide direct access to the
  // raw pointer from the shared parse routine (in the non-arenas case). The
  // parse routine does the string allocation in order to save code size in the
  // generated parsing code.
  inline ::std::string** UnsafeRawStringPointer() { return &ptr_; }

inline bool IsDefault(const ::std::string* default_value) const {
    return ptr_ == default_value;
  }

// Internal accessors!!!!
  void UnsafeSetTaggedPointer(TaggedPtr< ::std::string> value) {
    ptr_ = value.Get();
  }
  // Generated code only! An optimization, in certain cases the generated
  // code is certain we can obtain a string with no default checks and
  // tag tests.
  ::std::string* UnsafeMutablePointer() { return ptr_; }

private:
  ::std::string* ptr_;

PROTOBUF_NOINLINE
  void CreateInstance(Arena* arena, const ::std::string* initial_value) {
    GOOGLE_DCHECK(initial_value != NULL);
    // uses "new ::std::string" when arena is nullptr
    ptr_ = Arena::Create< ::std::string>(arena, *initial_value);
  }
  PROTOBUF_NOINLINE
  void CreateInstanceNoArena(const ::std::string* initial_value) {
    GOOGLE_DCHECK(initial_value != NULL);
    ptr_ = new ::std::string(*initial_value);
  }
};

}  // namespace internal
}  // namespace protobuf

namespace protobuf {
namespace internal {

inline void ArenaStringPtr::AssignWithDefault(
    const ::std::string* default_value, ArenaStringPtr value) {
  const ::std::string* me = *UnsafeRawStringPointer();
  const ::std::string* other = *value.UnsafeRawStringPointer();
  // If the pointers are the same then do nothing.
  if (me != other) {
    SetNoArena(default_value, value.GetNoArena());
  }
}

}  // namespace internal
}  // namespace protobuf
}  // namespace google

#include <google/protobuf/port_undef.inc>

#endif  // GOOGLE_PROTOBUF_ARENASTRING_H__

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