/usr/include/gnuradio/message.h is in gnuradio-dev 3.7.2.1-5.
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 | /* -*- c++ -*- */
/*
* Copyright 2005,2013 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU Radio is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_GR_MESSAGE_H
#define INCLUDED_GR_MESSAGE_H
#include <gnuradio/api.h>
#include <gnuradio/types.h>
#include <string>
namespace gr {
/*!
* \brief Message class.
*
* \ingroup misc
* The ideas and method names for adjustable message length were
* lifted from the click modular router "Packet" class.
*/
class GR_RUNTIME_API message
{
public:
typedef boost::shared_ptr<message> sptr;
private:
sptr d_next; // link field for msg queue
long d_type; // type of the message
double d_arg1; // optional arg1
double d_arg2; // optional arg2
unsigned char *d_buf_start; // start of allocated buffer
unsigned char *d_msg_start; // where the msg starts
unsigned char *d_msg_end; // one beyond end of msg
unsigned char *d_buf_end; // one beyond end of allocated buffer
message(long type, double arg1, double arg2, size_t length);
friend class msg_queue;
unsigned char *buf_data() const { return d_buf_start; }
size_t buf_len() const { return d_buf_end - d_buf_start; }
public:
/*!
* \brief public constructor for message
*/
static sptr make(long type = 0, double arg1 = 0, double arg2 = 0, size_t length = 0);
static sptr make_from_string(const std::string s, long type = 0,
double arg1 = 0, double arg2 = 0);
~message();
long type() const { return d_type; }
double arg1() const { return d_arg1; }
double arg2() const { return d_arg2; }
void set_type(long type) { d_type = type; }
void set_arg1(double arg1) { d_arg1 = arg1; }
void set_arg2(double arg2) { d_arg2 = arg2; }
unsigned char *msg() const { return d_msg_start; }
size_t length() const { return d_msg_end - d_msg_start; }
std::string to_string() const;
};
GR_RUNTIME_API long message_ncurrently_allocated();
} /* namespace gr */
#endif /* INCLUDED_GR_MESSAGE_H */
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