mirror of https://github.com/pvnis/srsRAN_4G.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
87 lines
2.2 KiB
C
87 lines
2.2 KiB
C
3 years ago
|
/**
|
||
|
|
*
|
||
|
|
* \section COPYRIGHT
|
||
|
|
*
|
||
|
|
* Copyright 2013-2021 Software Radio Systems Limited
|
||
|
|
*
|
||
|
|
* By using this file, you agree to the terms and conditions set
|
||
|
|
* forth in the LICENSE file which can be found at the top level of
|
||
|
|
* the distribution.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef SRSRAN_NAS_5G_UTILS_H
|
||
|
|
#define SRSRAN_NAS_5G_UTILS_H
|
||
|
|
|
||
|
|
#include "srsran/asn1/asn1_utils.h"
|
||
|
|
#include "srsran/common/byte_buffer.h"
|
||
|
|
#include "srsran/config.h"
|
||
|
|
|
||
|
|
using namespace asn1;
|
||
|
|
namespace srsran {
|
||
|
|
namespace nas_5g {
|
||
|
|
|
||
|
|
struct ecies_scheme_profile_a_out {
|
||
|
|
uint8_t ecc_ephemeral_key[33];
|
||
|
|
std::vector<uint8_t> ciphertext;
|
||
|
|
uint8_t mac_tag[8];
|
||
|
|
};
|
||
|
|
|
||
|
|
struct ecies_scheme_profile_b_out {
|
||
|
|
uint8_t ecc_ephemeral_key[32];
|
||
|
|
std::vector<uint8_t> ciphertext;
|
||
|
|
uint8_t mac_tag[8];
|
||
|
|
};
|
||
|
|
|
||
|
|
template <typename Enum, int bl>
|
||
|
|
SRSASN_CODE unpack_enum(asn1::cbit_ref& bref, Enum* e)
|
||
|
|
{
|
||
|
|
uint32_t tmp = {};
|
||
|
|
HANDLE_CODE(bref.unpack(tmp, bl));
|
||
|
|
*e = static_cast<Enum>(tmp);
|
||
|
|
return SRSASN_SUCCESS;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <typename Enum, int bl>
|
||
|
|
SRSASN_CODE pack_enum(asn1::bit_ref& bref, Enum e)
|
||
|
|
{
|
||
|
|
uint32_t tmp = static_cast<uint32_t>(e);
|
||
|
|
HANDLE_CODE(bref.pack(tmp, bl));
|
||
|
|
return SRSASN_SUCCESS;
|
||
|
|
}
|
||
|
|
|
||
|
|
template <class EnumType, uint32_t bit_length_>
|
||
|
|
class nas_enumerated : public EnumType
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
static const uint32_t bit_length = bit_length_;
|
||
|
|
|
||
|
|
nas_enumerated() {}
|
||
|
|
nas_enumerated(typename EnumType::options o) { EnumType::value = o; }
|
||
|
|
SRSASN_CODE pack(asn1::bit_ref& bref) const
|
||
|
|
{
|
||
|
|
uint32_t tmp = static_cast<uint32_t>(EnumType::value);
|
||
|
|
HANDLE_CODE(bref.pack(tmp, bit_length));
|
||
|
|
return SRSASN_SUCCESS;
|
||
|
|
}
|
||
|
|
SRSASN_CODE unpack(asn1::cbit_ref& bref)
|
||
|
|
{
|
||
|
|
uint32_t tmp = {};
|
||
|
|
HANDLE_CODE(bref.unpack(tmp, bit_length));
|
||
|
|
*this = static_cast<typename EnumType::options>(tmp);
|
||
|
|
return SRSASN_SUCCESS;
|
||
|
|
}
|
||
|
|
EnumType& operator=(EnumType v)
|
||
|
|
{
|
||
|
|
EnumType::value = v;
|
||
|
|
return *this;
|
||
|
|
}
|
||
|
|
operator typename EnumType::options() const { return EnumType::value; }
|
||
|
|
};
|
||
|
|
|
||
|
|
SRSASN_CODE unpack_mcc_mnc(uint8_t* mcc_bytes, uint8_t* mnc_bytes, asn1::cbit_ref& bref);
|
||
|
|
SRSASN_CODE pack_mcc_mnc(uint8_t* mcc_bytes, uint8_t* mnc_bytes, asn1::bit_ref& bref);
|
||
|
|
|
||
|
|
} // namespace nas_5g
|
||
|
|
} // namespace srsran
|
||
|
|
#endif // MANUAL_H
|