111 lines
2.5 KiB
C++
111 lines
2.5 KiB
C++
const DataType *ConfigKey::data_type() const
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{
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const struct sr_key_info *info = sr_key_info_get(SR_KEY_CONFIG, _id);
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if (!info)
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throw Error(SR_ERR_NA);
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return DataType::get(info->datatype);
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}
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string ConfigKey::identifier() const
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{
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const struct sr_key_info *info = sr_key_info_get(SR_KEY_CONFIG, _id);
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if (!info)
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throw Error(SR_ERR_NA);
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return valid_string(info->id);
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}
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string ConfigKey::description() const
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{
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const struct sr_key_info *info = sr_key_info_get(SR_KEY_CONFIG, _id);
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if (!info)
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throw Error(SR_ERR_NA);
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return valid_string(info->name);
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}
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const ConfigKey *ConfigKey::get_by_identifier(string identifier)
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{
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const struct sr_key_info *info = sr_key_info_name_get(SR_KEY_CONFIG, identifier.c_str());
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if (!info)
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throw Error(SR_ERR_ARG);
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return get(info->key);
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}
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#include "config.h"
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#ifndef HAVE_STOI_STOD
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/* Fallback implementation of stoi and stod */
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#include <cstdlib>
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#include <cerrno>
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#include <stdexcept>
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#include <limits>
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static inline int stoi( const std::string& str )
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{
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char *endptr;
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errno = 0;
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const long ret = std::strtol(str.c_str(), &endptr, 10);
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if (endptr == str.c_str())
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throw std::invalid_argument("stoi");
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else if (errno == ERANGE ||
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ret < std::numeric_limits<int>::min() ||
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ret > std::numeric_limits<int>::max())
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throw std::out_of_range("stoi");
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else
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return ret;
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}
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static inline double stod( const std::string& str )
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{
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char *endptr;
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errno = 0;
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const double ret = std::strtod(str.c_str(), &endptr);
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if (endptr == str.c_str())
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throw std::invalid_argument("stod");
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else if (errno == ERANGE)
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throw std::out_of_range("stod");
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else
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return ret;
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}
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#endif
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Glib::VariantBase ConfigKey::parse_string(string value) const
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{
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GVariant *variant;
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uint64_t p, q;
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switch (data_type()->id())
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{
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case SR_T_UINT64:
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check(sr_parse_sizestring(value.c_str(), &p));
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variant = g_variant_new_uint64(p);
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break;
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case SR_T_STRING:
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variant = g_variant_new_string(value.c_str());
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break;
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case SR_T_BOOL:
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variant = g_variant_new_boolean(sr_parse_boolstring(value.c_str()));
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break;
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case SR_T_FLOAT:
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variant = g_variant_new_double(stod(value));
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break;
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case SR_T_RATIONAL_PERIOD:
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check(sr_parse_period(value.c_str(), &p, &q));
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variant = g_variant_new("(tt)", p, q);
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break;
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case SR_T_RATIONAL_VOLT:
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check(sr_parse_voltage(value.c_str(), &p, &q));
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variant = g_variant_new("(tt)", p, q);
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break;
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case SR_T_INT32:
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variant = g_variant_new_int32(stoi(value));
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break;
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default:
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throw Error(SR_ERR_BUG);
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}
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return Glib::VariantBase(variant, false);
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}
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