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srsRAN_4G/srsenb/src/enb_cfg_parser.h

583 lines
16 KiB
C++

/*
* Copyright 2013-2020 Software Radio Systems Limited
*
* This file is part of srsLTE.
*
* srsLTE is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* srsLTE 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 Affero General Public License for more details.
*
* A copy of the GNU Affero General Public License can be found in
* the LICENSE file in the top-level directory of this distribution
* and at http://www.gnu.org/licenses/.
*
*/
#ifndef ENB_CFG_PARSER_SIB1_H
#define ENB_CFG_PARSER_SIB1_H
#include "srsenb/hdr/parser.h"
#include <iostream>
#include <libconfig.h++>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <string>
#include "srsenb/hdr/stack/rrc/rrc.h"
#include "srslte/asn1/asn1_utils.h"
namespace srsenb {
using namespace libconfig;
struct all_args_t;
struct phy_cfg_t;
bool sib_is_present(const asn1::rrc::sched_info_list_l& l, asn1::rrc::sib_type_e sib_num);
// enb.conf parsing
namespace enb_conf_sections {
int parse_cell_cfg(all_args_t* args_, srslte_cell_t* cell);
int parse_cfg_files(all_args_t* args_, rrc_cfg_t* rrc_cfg_, phy_cfg_t* phy_cfg_);
int set_derived_args(all_args_t* args_, rrc_cfg_t* rrc_cfg_, phy_cfg_t* phy_cfg_, const srslte_cell_t& cell_cfg_);
} // namespace enb_conf_sections
// sib.conf parsing
namespace sib_sections {
int parse_sib1(std::string filename, asn1::rrc::sib_type1_s* data);
int parse_sib2(std::string filename, asn1::rrc::sib_type2_s* data);
int parse_sib3(std::string filename, asn1::rrc::sib_type3_s* data);
int parse_sib4(std::string filename, asn1::rrc::sib_type4_s* data);
int parse_sib7(std::string filename, asn1::rrc::sib_type7_s* data);
int parse_sib9(std::string filename, asn1::rrc::sib_type9_s* data);
int parse_sib13(std::string filename, asn1::rrc::sib_type13_r9_s* data);
int parse_sibs(all_args_t* args_, rrc_cfg_t* rrc_cfg_, srsenb::phy_cfg_t* phy_config_common);
} // namespace sib_sections
// drb.conf parsing
namespace drb_sections {
int parse_drb(all_args_t* args, rrc_cfg_t* rrc_cfg);
} // namespace drb_sections
// rr.conf parsing
namespace rr_sections {
int parse_rr(all_args_t* args_, rrc_cfg_t* rrc_cfg_);
// rrc_cnfg
class cell_list_section final : public parser::field_itf
{
public:
explicit cell_list_section(all_args_t* all_args_, rrc_cfg_t* rrc_cfg_) : args(all_args_), rrc_cfg(rrc_cfg_) {}
int parse(Setting& root) override;
const char* get_name() override { return "meas_cell_list"; }
private:
rrc_cfg_t* rrc_cfg;
all_args_t* args;
};
} // namespace rr_sections
class field_sched_info final : public parser::field_itf
{
public:
explicit field_sched_info(asn1::rrc::sib_type1_s* data_) { data = data_; }
int parse(Setting& root) override;
const char* get_name() override { return "sched_info"; }
private:
asn1::rrc::sib_type1_s* data;
};
class field_intra_neigh_cell_list final : public parser::field_itf
{
public:
explicit field_intra_neigh_cell_list(asn1::rrc::sib_type4_s* data_) { data = data_; }
int parse(Setting& root) override;
const char* get_name() override { return "intra_neigh_cell_list"; }
private:
asn1::rrc::sib_type4_s* data;
};
class field_intra_black_cell_list final : public parser::field_itf
{
public:
explicit field_intra_black_cell_list(asn1::rrc::sib_type4_s* data_) { data = data_; }
int parse(Setting& root) override;
const char* get_name() override { return "intra_black_cell_list"; }
private:
asn1::rrc::sib_type4_s* data;
};
class field_carrier_freqs_info_list final : public parser::field_itf
{
public:
explicit field_carrier_freqs_info_list(asn1::rrc::sib_type7_s* data_) { data = data_; }
int parse(Setting& root) override;
const char* get_name() override { return "carrier_freqs_info_list"; }
private:
asn1::rrc::sib_type7_s* data;
};
class field_sf_mapping : public parser::field_itf
{
public:
field_sf_mapping(uint32_t* sf_mapping_, uint32_t* nof_subframes_)
{
sf_mapping = sf_mapping_;
nof_subframes = nof_subframes_;
}
int parse(Setting& root) override;
const char* get_name() override { return "sf_mapping"; }
private:
uint32_t* sf_mapping;
uint32_t* nof_subframes;
};
class field_qci final : public parser::field_itf
{
public:
explicit field_qci(rrc_cfg_qci_t* cfg_) { cfg = cfg_; }
const char* get_name() override { return "field_cqi"; }
int parse(Setting& root) override;
private:
rrc_cfg_qci_t* cfg;
};
// ASN1 parsers
class field_asn1 : public parser::field_itf
{
public:
explicit field_asn1(const char* name_, bool* enabled_value_ = nullptr)
{
name = name_;
enabled_value = enabled_value_;
}
const char* get_name() override { return name; }
int parse(Setting& root) override
{
if (root.exists(name)) {
if (enabled_value) {
*enabled_value = true;
}
return parse_value(root);
} else {
if (enabled_value) {
*enabled_value = false;
return 0;
} else {
return -1;
}
}
}
virtual int parse_value(Setting& root) = 0;
protected:
const char* name;
bool* enabled_value;
};
template <class ListType>
class field_asn1_seqof_size : public field_asn1
{
ListType* store_ptr;
public:
field_asn1_seqof_size(const char* name_, ListType* store_ptr_, bool* enabled_value_ = nullptr) :
field_asn1(name_, enabled_value_),
store_ptr(store_ptr_)
{
}
int parse_value(Setting& root) override
{
uint32_t size_val;
if (root.lookupValue(name, size_val)) {
store_ptr->resize(size_val);
return 0;
}
return -1;
}
};
template <class ListType>
field_asn1_seqof_size<ListType>*
make_asn1_seqof_size_parser(const char* name, ListType* store_ptr, bool* enabled = nullptr)
{
return new field_asn1_seqof_size<ListType>(name, store_ptr, enabled);
}
template <class ChoiceType, class NumberType>
class field_asn1_choice_type_number : public field_asn1
{
ChoiceType* store_ptr;
public:
field_asn1_choice_type_number(const char* name_, ChoiceType* store_ptr_, bool* enabled_value_ = nullptr) :
field_asn1(name_, enabled_value_),
store_ptr(store_ptr_)
{
}
int parse_value(Setting& root) override
{
NumberType val;
if (root.lookupValue(name, val)) {
typename ChoiceType::types type;
bool found = asn1::number_to_enum(type, val);
if (not found) {
fprintf(stderr, "Invalid option: %s for field \"%s\"\n", val.c_str(), name);
fprintf(stderr, "Valid options: %d", ChoiceType::types(0).to_number());
for (uint32_t i = 1; i < ChoiceType::types::nof_types; i++) {
fprintf(stderr, ", %s", ChoiceType::types(i).to_number());
}
fprintf(stderr, "\n");
return -1;
}
store_ptr->set(type);
return 0;
}
return -1;
}
};
template <class EnumType>
bool parse_enum_by_number(EnumType& enum_val, const char* name, Setting& root)
{
typename EnumType::number_type val;
if (parser::lookupValue(root, name, &val)) {
bool found = asn1::number_to_enum(enum_val, val);
if (not found) {
std::ostringstream ss;
ss << val;
fprintf(stderr, "Invalid option: %s for field \"%s\"\n", ss.str().c_str(), name);
ss.str("");
ss << EnumType((typename EnumType::options)0).to_number();
fprintf(stderr, "Valid options: %s", ss.str().c_str());
for (uint32_t i = 1; i < EnumType::nof_types; i++) {
ss.str("");
ss << EnumType((typename EnumType::options)i).to_number();
fprintf(stderr, ", %s", ss.str().c_str());
}
fprintf(stderr, "\n");
return false;
}
return true;
} else {
std::string str_val;
if (parser::lookupValue(root, name, &str_val)) {
fprintf(stderr, "Expected a number for field %s but received a string %s\n", name, str_val.c_str());
}
}
return false;
}
template <class EnumType>
bool parse_enum_by_number_str(EnumType& enum_val, const char* name, Setting& root)
{
std::string val;
if (parser::lookupValue(root, name, &val)) {
bool found = asn1::number_string_to_enum(enum_val, val);
if (not found) {
fprintf(stderr, "PARSER ERROR: Invalid option: \"%s\" for field \"%s\"\n", val.c_str(), name);
fprintf(stderr, "Valid options: \"%s\"", EnumType((typename EnumType::options)0).to_number_string().c_str());
for (uint32_t i = 1; i < EnumType::nof_types; i++) {
fprintf(stderr, ", \"%s\"", EnumType((typename EnumType::options)i).to_number_string().c_str());
}
fprintf(stderr, "\n");
return false;
}
return true;
}
return false;
}
template <class EnumType>
bool parse_enum_by_str(EnumType& enum_val, const char* name, Setting& root)
{
std::string val;
if (root.lookupValue(name, val)) {
bool found = asn1_parsers::nowhitespace_string_to_enum(enum_val, val);
if (not found) {
fprintf(stderr, "PARSER ERROR: Invalid option: \"%s\" for field \"%s\"\n", val.c_str(), name);
fprintf(stderr, "Valid options: \"%s\"", EnumType((typename EnumType::options)0).to_string().c_str());
for (uint32_t i = 1; i < EnumType::nof_types; i++) {
fprintf(stderr, ", \"%s\"", EnumType((typename EnumType::options)i).to_string().c_str());
}
fprintf(stderr, "\n");
return false;
}
return true;
}
return false;
}
template <class EnumType>
class field_asn1_enum_number : public field_asn1
{
EnumType* store_ptr;
public:
field_asn1_enum_number(const char* name_, EnumType* store_ptr_, bool* enabled_value_ = nullptr) :
field_asn1(name_, enabled_value_),
store_ptr(store_ptr_)
{
}
int parse_value(Setting& root) override
{
bool found = parse_enum_by_number(*store_ptr, name, root);
return found ? 0 : -1;
}
};
template <class EnumType>
field_asn1_enum_number<EnumType>*
make_asn1_enum_number_parser(const char* name, EnumType* store_ptr, bool* enabled = nullptr)
{
return new field_asn1_enum_number<EnumType>(name, store_ptr, enabled);
}
template <class EnumType>
class field_asn1_enum_str : public field_asn1
{
EnumType* store_ptr;
public:
field_asn1_enum_str(const char* name_, EnumType* store_ptr_, bool* enabled_value_ = nullptr) :
field_asn1(name_, enabled_value_),
store_ptr(store_ptr_)
{
}
int parse_value(Setting& root) override
{
bool found = parse_enum_by_str(*store_ptr, name, root);
return found ? 0 : -1;
}
};
template <class EnumType>
field_asn1_enum_str<EnumType>* make_asn1_enum_str_parser(const char* name, EnumType* store_ptr, bool* enabled = nullptr)
{
return new field_asn1_enum_str<EnumType>(name, store_ptr, enabled);
}
template <class EnumType>
class field_asn1_enum_number_str : public field_asn1
{
EnumType* store_ptr;
public:
field_asn1_enum_number_str(const char* name_, EnumType* store_ptr_, bool* enabled_value_ = nullptr) :
field_asn1(name_, enabled_value_),
store_ptr(store_ptr_)
{
}
int parse_value(Setting& root) override
{
bool found = parse_enum_by_number_str(*store_ptr, name, root);
return found ? 0 : -1;
}
};
template <class EnumType>
field_asn1_enum_number_str<EnumType>*
make_asn1_enum_number_str_parser(const char* name, EnumType* store_ptr, bool* enabled = nullptr)
{
return new field_asn1_enum_number_str<EnumType>(name, store_ptr, enabled);
}
template <class ChoiceType>
class field_asn1_choice_str : public field_asn1
{
public:
typedef bool (*func_ptr)(ChoiceType*, const char*, Setting&);
field_asn1_choice_str(const char* name_,
const char* choicetypename_,
func_ptr f_,
ChoiceType* store_ptr_,
bool* enabled_value_ = nullptr) :
field_asn1(name_, enabled_value_),
store_ptr(store_ptr_),
choicetypename(choicetypename_),
f(f_)
{
}
int parse_value(Setting& root) override
{
typename ChoiceType::types type;
bool found = parse_enum_by_str(type, choicetypename, root);
if (not found) {
return -1;
}
store_ptr->set(type);
if (f(store_ptr, name, root)) {
return 0;
}
return -1;
}
private:
ChoiceType* store_ptr;
const char* choicetypename;
func_ptr f;
};
template <class ChoiceType, class FuncOper>
field_asn1_choice_str<ChoiceType>* make_asn1_choice_str_parser(const char* name,
const char* choicetypename,
ChoiceType* store_ptr,
FuncOper f,
bool* enabled = nullptr)
{
return new field_asn1_choice_str<ChoiceType>(name, choicetypename, f, store_ptr, enabled);
}
template <class ChoiceType>
class field_asn1_choice_number : public field_asn1
{
public:
typedef bool (*func_ptr)(ChoiceType*, const char*, Setting&);
field_asn1_choice_number(const char* name_,
const char* choicetypename_,
func_ptr f_,
ChoiceType* store_ptr_,
bool* enabled_value_ = nullptr) :
field_asn1(name_, enabled_value_),
store_ptr(store_ptr_),
choicetypename(choicetypename_),
f(f_)
{
}
int parse_value(Setting& root) override
{
typename ChoiceType::types type;
bool found = parse_enum_by_number(type, choicetypename, root);
if (not found) {
return -1;
}
store_ptr->set(type);
if (f(store_ptr, name, root)) {
return 0;
}
return -1;
}
private:
ChoiceType* store_ptr;
const char* choicetypename;
func_ptr f;
};
template <class BitString, class NumType>
class field_asn1_bitstring_number : public field_asn1
{
BitString* store_ptr;
public:
field_asn1_bitstring_number(const char* name_, BitString* store_ptr_, bool* enabled_value_ = nullptr) :
field_asn1(name_, enabled_value_),
store_ptr(store_ptr_)
{
}
int parse_value(Setting& root) override
{
NumType val;
if (parser::lookupValue(root, name, &val)) {
store_ptr->from_number(val);
return 0;
} else {
std::string str_val;
if (parser::lookupValue(root, name, &str_val)) {
fprintf(
stderr, "PARSER ERROR: Expected number for field %s but got the string \"%s\"\n", name, str_val.c_str());
}
}
return -1;
}
};
template <class BitString>
field_asn1_bitstring_number<BitString, uint32_t>* make_asn1_bitstring_number_parser(const char* name,
BitString* store_ptr)
{
return new field_asn1_bitstring_number<BitString, uint32_t>(name, store_ptr);
}
class phr_cnfg_parser : public parser::field_itf
{
public:
explicit phr_cnfg_parser(asn1::rrc::mac_main_cfg_s::phr_cfg_c_* phr_cfg_) { phr_cfg = phr_cfg_; }
int parse(Setting& root) override;
const char* get_name() override { return "phr_cnfg"; }
private:
asn1::rrc::mac_main_cfg_s::phr_cfg_c_* phr_cfg;
};
class mbsfn_sf_cfg_list_parser : public parser::field_itf
{
public:
mbsfn_sf_cfg_list_parser(asn1::rrc::mbsfn_sf_cfg_list_l* mbsfn_list_, bool* enabled_) :
mbsfn_list(mbsfn_list_),
enabled(enabled_)
{
}
int parse(Setting& root) override;
const char* get_name() override { return "mbsfnSubframeConfigList"; }
private:
asn1::rrc::mbsfn_sf_cfg_list_l* mbsfn_list;
bool* enabled;
};
class mbsfn_area_info_list_parser final : public parser::field_itf
{
public:
mbsfn_area_info_list_parser(asn1::rrc::mbsfn_area_info_list_r9_l* mbsfn_list_, bool* enabled_) :
mbsfn_list(mbsfn_list_),
enabled(enabled_)
{
}
int parse(Setting& root) override;
const char* get_name() override { return "mbsfn_area_info_list"; }
private:
asn1::rrc::mbsfn_area_info_list_r9_l* mbsfn_list;
bool* enabled;
};
} // namespace srsenb
#endif