libzmq/src/wire.hpp
Luca Boccassi da31917f4f Relicense from LGPL3 + exceptions to Mozilla Public License version 2.0
Relicense permission collected from all relevant authors as tallied at:
https://github.com/rlenferink/libzmq-relicense/blob/master/checklist.md
The relicense grants are collected under RELICENSE/ and will be moved
to the above repository in a later commit.

Fixes https://github.com/zeromq/libzmq/issues/2376
2023-06-05 20:31:47 +01:00

77 lines
2.5 KiB
C++

/* SPDX-License-Identifier: MPL-2.0 */
#ifndef __ZMQ_WIRE_HPP_INCLUDED__
#define __ZMQ_WIRE_HPP_INCLUDED__
#include "stdint.hpp"
namespace zmq
{
// Helper functions to convert different integer types to/from network
// byte order.
inline void put_uint8 (unsigned char *buffer_, uint8_t value_)
{
*buffer_ = value_;
}
inline uint8_t get_uint8 (const unsigned char *buffer_)
{
return *buffer_;
}
inline void put_uint16 (unsigned char *buffer_, uint16_t value_)
{
buffer_[0] = static_cast<unsigned char> (((value_) >> 8) & 0xff);
buffer_[1] = static_cast<unsigned char> (value_ & 0xff);
}
inline uint16_t get_uint16 (const unsigned char *buffer_)
{
return ((static_cast<uint16_t> (buffer_[0])) << 8)
| (static_cast<uint16_t> (buffer_[1]));
}
inline void put_uint32 (unsigned char *buffer_, uint32_t value_)
{
buffer_[0] = static_cast<unsigned char> (((value_) >> 24) & 0xff);
buffer_[1] = static_cast<unsigned char> (((value_) >> 16) & 0xff);
buffer_[2] = static_cast<unsigned char> (((value_) >> 8) & 0xff);
buffer_[3] = static_cast<unsigned char> (value_ & 0xff);
}
inline uint32_t get_uint32 (const unsigned char *buffer_)
{
return ((static_cast<uint32_t> (buffer_[0])) << 24)
| ((static_cast<uint32_t> (buffer_[1])) << 16)
| ((static_cast<uint32_t> (buffer_[2])) << 8)
| (static_cast<uint32_t> (buffer_[3]));
}
inline void put_uint64 (unsigned char *buffer_, uint64_t value_)
{
buffer_[0] = static_cast<unsigned char> (((value_) >> 56) & 0xff);
buffer_[1] = static_cast<unsigned char> (((value_) >> 48) & 0xff);
buffer_[2] = static_cast<unsigned char> (((value_) >> 40) & 0xff);
buffer_[3] = static_cast<unsigned char> (((value_) >> 32) & 0xff);
buffer_[4] = static_cast<unsigned char> (((value_) >> 24) & 0xff);
buffer_[5] = static_cast<unsigned char> (((value_) >> 16) & 0xff);
buffer_[6] = static_cast<unsigned char> (((value_) >> 8) & 0xff);
buffer_[7] = static_cast<unsigned char> (value_ & 0xff);
}
inline uint64_t get_uint64 (const unsigned char *buffer_)
{
return ((static_cast<uint64_t> (buffer_[0])) << 56)
| ((static_cast<uint64_t> (buffer_[1])) << 48)
| ((static_cast<uint64_t> (buffer_[2])) << 40)
| ((static_cast<uint64_t> (buffer_[3])) << 32)
| ((static_cast<uint64_t> (buffer_[4])) << 24)
| ((static_cast<uint64_t> (buffer_[5])) << 16)
| ((static_cast<uint64_t> (buffer_[6])) << 8)
| (static_cast<uint64_t> (buffer_[7]));
}
}
#endif