This file is indexed.

/usr/include/msgpack/vrefbuffer.h 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
/*
 * MessagePack for C zero-copy buffer implementation
 *
 * Copyright (C) 2008-2009 FURUHASHI Sadayuki
 *
 *    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_VREFBUFFER_H
#define MSGPACK_VREFBUFFER_H

#include "zone.h"
#include <stdlib.h>

#if defined(unix) || defined(__unix) || defined(__APPLE__) || defined(__OpenBSD__) || defined(__QNX__) || defined(__QNXTO__)
#include <sys/uio.h>
#else
struct iovec {
    void  *iov_base;
    size_t iov_len;
};
#endif

#ifdef __cplusplus
extern "C" {
#endif


/**
 * @defgroup msgpack_vrefbuffer Vectored Referencing buffer
 * @ingroup msgpack_buffer
 * @{
 */

struct msgpack_vrefbuffer_chunk;
typedef struct msgpack_vrefbuffer_chunk msgpack_vrefbuffer_chunk;

typedef struct msgpack_vrefbuffer_inner_buffer {
    size_t free;
    char*  ptr;
    msgpack_vrefbuffer_chunk* head;
} msgpack_vrefbuffer_inner_buffer;

typedef struct msgpack_vrefbuffer {
    struct iovec* tail;
    struct iovec* end;
    struct iovec* array;

    size_t chunk_size;
    size_t ref_size;

    msgpack_vrefbuffer_inner_buffer inner_buffer;
} msgpack_vrefbuffer;


#ifndef MSGPACK_VREFBUFFER_REF_SIZE
#define MSGPACK_VREFBUFFER_REF_SIZE 32
#endif

#ifndef MSGPACK_VREFBUFFER_CHUNK_SIZE
#define MSGPACK_VREFBUFFER_CHUNK_SIZE 8192
#endif

MSGPACK_DLLEXPORT
bool msgpack_vrefbuffer_init(msgpack_vrefbuffer* vbuf,
        size_t ref_size, size_t chunk_size);
MSGPACK_DLLEXPORT
void msgpack_vrefbuffer_destroy(msgpack_vrefbuffer* vbuf);

static inline msgpack_vrefbuffer* msgpack_vrefbuffer_new(size_t ref_size, size_t chunk_size);
static inline void msgpack_vrefbuffer_free(msgpack_vrefbuffer* vbuf);

static inline int msgpack_vrefbuffer_write(void* data, const char* buf, size_t len);

static inline const struct iovec* msgpack_vrefbuffer_vec(const msgpack_vrefbuffer* vref);
static inline size_t msgpack_vrefbuffer_veclen(const msgpack_vrefbuffer* vref);

MSGPACK_DLLEXPORT
int msgpack_vrefbuffer_append_copy(msgpack_vrefbuffer* vbuf,
        const char* buf, size_t len);

MSGPACK_DLLEXPORT
int msgpack_vrefbuffer_append_ref(msgpack_vrefbuffer* vbuf,
        const char* buf, size_t len);

MSGPACK_DLLEXPORT
int msgpack_vrefbuffer_migrate(msgpack_vrefbuffer* vbuf, msgpack_vrefbuffer* to);

MSGPACK_DLLEXPORT
void msgpack_vrefbuffer_clear(msgpack_vrefbuffer* vref);

/** @} */


static inline msgpack_vrefbuffer* msgpack_vrefbuffer_new(size_t ref_size, size_t chunk_size)
{
    msgpack_vrefbuffer* vbuf = (msgpack_vrefbuffer*)malloc(sizeof(msgpack_vrefbuffer));
    if (vbuf == NULL) return NULL;
    if(!msgpack_vrefbuffer_init(vbuf, ref_size, chunk_size)) {
        free(vbuf);
        return NULL;
    }
    return vbuf;
}

static inline void msgpack_vrefbuffer_free(msgpack_vrefbuffer* vbuf)
{
    if(vbuf == NULL) { return; }
    msgpack_vrefbuffer_destroy(vbuf);
    free(vbuf);
}

static inline int msgpack_vrefbuffer_write(void* data, const char* buf, size_t len)
{
    msgpack_vrefbuffer* vbuf = (msgpack_vrefbuffer*)data;

    if(len < vbuf->ref_size) {
        return msgpack_vrefbuffer_append_copy(vbuf, buf, len);
    } else {
        return msgpack_vrefbuffer_append_ref(vbuf, buf, len);
    }
}

static inline const struct iovec* msgpack_vrefbuffer_vec(const msgpack_vrefbuffer* vref)
{
    return vref->array;
}

static inline size_t msgpack_vrefbuffer_veclen(const msgpack_vrefbuffer* vref)
{
    return (size_t)(vref->tail - vref->array);
}


#ifdef __cplusplus
}
#endif

#endif /* msgpack/vrefbuffer.h */