59 lines
2.0 KiB
C++
59 lines
2.0 KiB
C++
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#include "double-conversion.h"
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namespace double_conversion
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{
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static StringToDoubleConverter* s2d_instance = NULL;
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static DoubleToStringConverter* d2s_instance = NULL;
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extern "C"
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{
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void dconv_d2s_init(int flags,
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const char* infinity_symbol,
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const char* nan_symbol,
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char exponent_character,
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int decimal_in_shortest_low,
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int decimal_in_shortest_high,
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int max_leading_padding_zeroes_in_precision_mode,
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int max_trailing_padding_zeroes_in_precision_mode)
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{
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d2s_instance = new DoubleToStringConverter(flags, infinity_symbol, nan_symbol,
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exponent_character, decimal_in_shortest_low,
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decimal_in_shortest_high, max_leading_padding_zeroes_in_precision_mode,
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max_trailing_padding_zeroes_in_precision_mode);
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}
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int dconv_d2s(double value, char* buf, int buflen, int* strlength)
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{
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StringBuilder sb(buf, buflen);
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int success = static_cast<int>(d2s_instance->ToShortest(value, &sb));
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*strlength = success ? sb.position() : -1;
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return success;
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}
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void dconv_d2s_free()
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{
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delete d2s_instance;
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d2s_instance = NULL;
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}
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void dconv_s2d_init(int flags, double empty_string_value,
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double junk_string_value, const char* infinity_symbol,
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const char* nan_symbol)
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{
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s2d_instance = new StringToDoubleConverter(flags, empty_string_value,
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junk_string_value, infinity_symbol, nan_symbol);
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}
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double dconv_s2d(const char* buffer, int length, int* processed_characters_count)
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{
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return s2d_instance->StringToDouble(buffer, length, processed_characters_count);
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}
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void dconv_s2d_free()
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{
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delete s2d_instance;
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s2d_instance = NULL;
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}
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}
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}
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