This file is indexed.

/usr/include/msgpack/v1/object_fwd.hpp is in libmsgpack-dev 2.1.5-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
//
// MessagePack for C++ static resolution routine
//
// Copyright (C) 2008-2014 FURUHASHI Sadayuki and KONDO Takatoshi
//
//    Distributed under the Boost Software License, Version 1.0.
//    (See accompanying file LICENSE_1_0.txt or copy at
//    http://www.boost.org/LICENSE_1_0.txt)
//

#ifndef MSGPACK_V1_OBJECT_FWD_HPP
#define MSGPACK_V1_OBJECT_FWD_HPP

#include "msgpack/object_fwd_decl.hpp"

namespace msgpack {

/// @cond
MSGPACK_API_VERSION_NAMESPACE(v1) {
/// @endcond

struct object_array {
    uint32_t size;
    msgpack::object* ptr;
};

struct object_map {
    uint32_t size;
    msgpack::object_kv* ptr;
};

struct object_str {
    uint32_t size;
    const char* ptr;
};

struct object_bin {
    uint32_t size;
    const char* ptr;
};

struct object_ext {
    int8_t type() const { return ptr[0]; }
    const char* data() const { return &ptr[1]; }
    uint32_t size;
    const char* ptr;
};


#if !defined(MSGPACK_USE_CPP03)

template <typename T>
struct has_as {
private:
    template <typename U>
    static auto check(U*) ->
        // Check v1 specialization
        typename std::is_same<
            decltype(adaptor::as<U>()(std::declval<msgpack::object>())),
            T
        >::type;
    template <typename>
    static std::false_type check(...);
public:
    using type = decltype(check<T>(MSGPACK_NULLPTR));
    static constexpr bool value = type::value;
};

#endif // !defined(MSGPACK_USE_CPP03)

/// Object class that corresponding to MessagePack format object
/**
 * See https://github.com/msgpack/msgpack-c/wiki/v1_1_cpp_object
 */
struct object {
    union union_type {
        bool boolean;
        uint64_t u64;
        int64_t  i64;
#if defined(MSGPACK_USE_LEGACY_NAME_AS_FLOAT)
        MSGPACK_DEPRECATED("please use f64 instead")
        double   dec; // obsolete
#endif // MSGPACK_USE_LEGACY_NAME_AS_FLOAT
        double   f64;
        msgpack::object_array array;
        msgpack::object_map map;
        msgpack::object_str str;
        msgpack::object_bin bin;
        msgpack::object_ext ext;
    };

    msgpack::type::object_type type;
    union_type via;

    /// Cheking nil
    /**
     * @return If the object is nil, then return true, else return false.
     */
    bool is_nil() const { return type == msgpack::type::NIL; }

#if defined(MSGPACK_USE_CPP03)

    /// Get value as T
    /**
     * If the object can't be converted to T, msgpack::type_error would be thrown.
     * @tparam T The type you want to get.
     * @return The converted object.
     */
    template <typename T>
    T as() const;

#else  // defined(MSGPACK_USE_CPP03)

    /// Get value as T
    /**
     * If the object can't be converted to T, msgpack::type_error would be thrown.
     * @tparam T The type you want to get.
     * @return The converted object.
     */
    template <typename T>
    typename std::enable_if<msgpack::has_as<T>::value, T>::type as() const;

    /// Get value as T
    /**
     * If the object can't be converted to T, msgpack::type_error would be thrown.
     * @tparam T The type you want to get.
     * @return The converted object.
     */
    template <typename T>
    typename std::enable_if<!msgpack::has_as<T>::value, T>::type as() const;

#endif // defined(MSGPACK_USE_CPP03)

    /// Convert the object
    /**
     * If the object can't be converted to T, msgpack::type_error would be thrown.
     * @tparam T The type of v.
     * @param v The value you want to get. `v` is output parameter. `v` is overwritten by converted value from the object.
     * @return The reference of `v`.
     */
    template <typename T>
    typename msgpack::enable_if<
        !msgpack::is_array<T>::value && !msgpack::is_pointer<T>::value,
        T&
    >::type
    convert(T& v) const;

    template <typename T, std::size_t N>
    T (&convert(T(&v)[N]) const)[N];


#if !defined(MSGPACK_DISABLE_LEGACY_CONVERT)
    /// Convert the object (obsolete)
    /**
     * If the object can't be converted to T, msgpack::type_error would be thrown.
     * @tparam T The type of v.
     * @param v The pointer of the value you want to get. `v` is output parameter. `*v` is overwritten by converted value from the object.
     * @return The pointer of `v`.
     */
    template <typename T>
    MSGPACK_DEPRECATED("please use reference version instead")
    typename msgpack::enable_if<
        msgpack::is_pointer<T>::value,
        T
    >::type
    convert(T v) const;
#endif // !defined(MSGPACK_DISABLE_LEGACY_CONVERT)

    /// Convert the object if not nil
    /**
     * If the object is not nil and can't be converted to T, msgpack::type_error would be thrown.
     * @tparam T The type of v.
     * @param v The value you want to get. `v` is output parameter. `v` is overwritten by converted value from the object if the object is not nil.
     * @return If the object is nil, then return false, else return true.
     */
    template <typename T>
    bool convert_if_not_nil(T& v) const;

    /// Default constructor. The object is set to nil.
    object();

    /// Copy constructor. Object is shallow copied.
    object(const msgpack_object& o);

    /// Construct object from T
    /**
     * If `v` is the type that is corresponding to MessegePack format str, bin, ext, array, or map,
     * you need to call `object(const T& v, msgpack::zone& z)` instead of this constructor.
     *
     * @tparam T The type of `v`.
     * @param v The value you want to convert.
     */
    template <typename T>
    explicit object(const T& v);

    /// Construct object from T
    /**
     * The object is constructed on the zone `z`.
     * See https://github.com/msgpack/msgpack-c/wiki/v1_1_cpp_object
     *
     * @tparam T The type of `v`.
     * @param v The value you want to convert.
     * @param z The zone that is used by the object.
     */
    template <typename T>
    object(const T& v, msgpack::zone& z);

    /// Construct object from T (obsolete)
    /**
     * The object is constructed on the zone `z`.
     * Use `object(const T& v, msgpack::zone& z)` instead of this constructor.
     * See https://github.com/msgpack/msgpack-c/wiki/v1_1_cpp_object
     *
     * @tparam T The type of `v`.
     * @param v The value you want to convert.
     * @param z The pointer to the zone that is used by the object.
     */
    template <typename T>
    MSGPACK_DEPRECATED("please use zone reference version instead of the pointer version")
    object(const T& v, msgpack::zone* z);

    template <typename T>
    object& operator=(const T& v);

    operator msgpack_object() const;

    struct with_zone;

protected:
    struct implicit_type;

public:
    implicit_type convert() const;
};

class type_error : public std::bad_cast { };

struct object::implicit_type {
    implicit_type(object const& o) : obj(o) { }
    ~implicit_type() { }

    template <typename T>
    operator T();

private:
    object const& obj;
};

/// @cond
} // MSGPACK_API_VERSION_NAMESPACE(v1)
/// @endcond

} // namespace msgpack

#endif // MSGPACK_V1_OBJECT_FWD_HPP