mirror of
https://github.com/DarkFlippers/unleashed-firmware.git
synced 2024-12-16 18:07:13 +03:00
230 lines
8.1 KiB
C
230 lines
8.1 KiB
C
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#include "multi_converter_units.h"
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#define MULTI_CONVERTER_CHAR_OVERFLOW '#'
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#define MULTI_CONVERTER_MAX_SUPORTED_INT 999999999
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#define multi_converter_unit_set_overflow(b) for (int _i = 0; _i < MULTI_CONVERTER_NUMBER_DIGITS; _i++) b[_i] = MULTI_CONVERTER_CHAR_OVERFLOW;
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//
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// DEC / HEX / BIN conversion
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//
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void multi_converter_unit_dec_hex_bin_convert(MultiConverterState* const multi_converter_state) {
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char dest[MULTI_CONVERTER_NUMBER_DIGITS];
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int i = 0;
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uint8_t overflow = 0;
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int a = 0;
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int r = 0;
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uint8_t f = 1;
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switch(multi_converter_state->unit_type_orig) {
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default:
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break;
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case UnitTypeDec: {
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a = atoi(multi_converter_state->buffer_orig);
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f = (multi_converter_state->unit_type_dest == UnitTypeHex ? 16 : 2);
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break;
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}
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case UnitTypeHex:
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a = strtol(multi_converter_state->buffer_orig, NULL, 16);
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f = (multi_converter_state->unit_type_dest == UnitTypeDec ? 10 : 2);
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break;
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case UnitTypeBin:
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a = strtol(multi_converter_state->buffer_orig, NULL, 2);
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f = (multi_converter_state->unit_type_dest == UnitTypeDec ? 10 : 16);
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break;
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}
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while (a > 0) {
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r = a % f;
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dest[i] = r + (r < 10 ? '0' : ('A' - 10) );
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a /= f;
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if (i++ >= MULTI_CONVERTER_NUMBER_DIGITS) {
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overflow = 1;
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break;
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}
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}
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if (overflow) {
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multi_converter_unit_set_overflow(multi_converter_state->buffer_dest);
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} else {
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// copy DEST (reversed) to destination and append empty chars at the end
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for (int j = 0; j < MULTI_CONVERTER_NUMBER_DIGITS; j++) {
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if (i >= 1) multi_converter_state->buffer_dest[j] = dest[--i];
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else multi_converter_state->buffer_dest[j] = ' ';
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}
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}
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}
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uint8_t multi_converter_unit_dec_hex_bin_allowed(MultiConverterUnitType unit_type) {
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return (unit_type == UnitTypeDec || unit_type == UnitTypeHex || unit_type == UnitTypeBin);
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}
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//
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// CEL / FAR / KEL
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//
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void multi_converter_unit_temperature_convert(MultiConverterState* const multi_converter_state) {
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double a = strtof(multi_converter_state->buffer_orig, NULL);
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uint8_t overflow = 0;
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switch(multi_converter_state->unit_type_orig) {
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default:
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break;
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case UnitTypeCelsius:
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if (multi_converter_state->unit_type_dest == UnitTypeFahernheit) {
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// celsius to fahrenheit
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a = (a * ((double) 1.8)) + 32;
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} else { // UnitTypeKelvin
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a += ((double) 273.15);
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}
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break;
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case UnitTypeFahernheit:
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// fahrenheit to celsius, always
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a = (a - 32) / ((double) 1.8);
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if (multi_converter_state->unit_type_dest == UnitTypeKelvin) {
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// if kelvin, add
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a += ((double) 273.15);
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}
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break;
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case UnitTypeKelvin:
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// kelvin to celsius, always
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a -= ((double) 273.15);
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if (multi_converter_state->unit_type_dest == UnitTypeFahernheit) {
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// if fahernheit, convert
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a = (a * ((double) 1.8)) + 32;
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}
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break;
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}
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if (overflow) {
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multi_converter_unit_set_overflow(multi_converter_state->buffer_dest);
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} else {
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int ret = snprintf(multi_converter_state->buffer_dest, MULTI_CONVERTER_NUMBER_DIGITS + 1, "%.3lf", a);
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if (ret < 0) multi_converter_unit_set_overflow(multi_converter_state->buffer_dest);
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}
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}
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uint8_t multi_converter_unit_temperature_allowed(MultiConverterUnitType unit_type) {
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return (unit_type == UnitTypeCelsius || unit_type == UnitTypeFahernheit || unit_type == UnitTypeKelvin);
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}
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//
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// KM / M / CM / MILES / FEET / INCHES
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//
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void multi_converter_unit_distance_convert(MultiConverterState* const multi_converter_state) {
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double a = strtof(multi_converter_state->buffer_orig, NULL);
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uint8_t overflow = 0;
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switch(multi_converter_state->unit_type_orig) {
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default:
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break;
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case UnitTypeKilometers:
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if (multi_converter_state->unit_type_dest == UnitTypeMeters) a *= ((double) 1000);
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else if (multi_converter_state->unit_type_dest == UnitTypeCentimeters) a *= ((double) 100000);
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else if (multi_converter_state->unit_type_dest == UnitTypeMiles) a *= ((double) 0.6213711);
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else if (multi_converter_state->unit_type_dest == UnitTypeFeet) a *= ((double) 3280.839895013);
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else if (multi_converter_state->unit_type_dest == UnitTypeInches) a *= ((double) 39370.078740157);
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break;
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case UnitTypeMeters:
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if (multi_converter_state->unit_type_dest == UnitTypeKilometers) a /= ((double) 1000);
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else if (multi_converter_state->unit_type_dest == UnitTypeCentimeters) a *= ((double) 100);
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else if (multi_converter_state->unit_type_dest == UnitTypeMiles) a *= ((double) 0.0006213711);
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else if (multi_converter_state->unit_type_dest == UnitTypeFeet) a *= ((double) 3.280839895013);
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else if (multi_converter_state->unit_type_dest == UnitTypeInches) a *= ((double) 39.370078740157);
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break;
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case UnitTypeCentimeters:
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if (multi_converter_state->unit_type_dest == UnitTypeKilometers) a /= ((double) 100000);
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else if (multi_converter_state->unit_type_dest == UnitTypeMeters) a /= ((double) 100);
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else if (multi_converter_state->unit_type_dest == UnitTypeMiles) a *= ((double) 0.000006213711);
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else if (multi_converter_state->unit_type_dest == UnitTypeFeet) a *= ((double) 0.03280839895013);
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else if (multi_converter_state->unit_type_dest == UnitTypeInches) a *= ((double) 0.39370078740157);
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break;
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case UnitTypeMiles:
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if (multi_converter_state->unit_type_dest == UnitTypeKilometers) a *= ((double) 1.609344);
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else if (multi_converter_state->unit_type_dest == UnitTypeMeters) a *= ((double) 1609.344);
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else if (multi_converter_state->unit_type_dest == UnitTypeCentimeters) a *= ((double) 160934.4);
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else if (multi_converter_state->unit_type_dest == UnitTypeFeet) a *= ((double) 5280);
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else if (multi_converter_state->unit_type_dest == UnitTypeInches) a *= ((double) 63360);
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break;
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case UnitTypeFeet:
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if (multi_converter_state->unit_type_dest == UnitTypeKilometers) a *= ((double) 0.0003048);
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else if (multi_converter_state->unit_type_dest == UnitTypeMeters) a *= ((double) 0.3048);
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else if (multi_converter_state->unit_type_dest == UnitTypeCentimeters) a *= ((double) 30.48);
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else if (multi_converter_state->unit_type_dest == UnitTypeMiles) a *= ((double) 0.000189393939394);
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else if (multi_converter_state->unit_type_dest == UnitTypeInches) a *= ((double) 12);
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break;
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case UnitTypeInches:
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if (multi_converter_state->unit_type_dest == UnitTypeKilometers) a *= ((double) 0.0000254);
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else if (multi_converter_state->unit_type_dest == UnitTypeMeters) a *= ((double) 0.0254);
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else if (multi_converter_state->unit_type_dest == UnitTypeCentimeters) a *= ((double) 2.54);
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else if (multi_converter_state->unit_type_dest == UnitTypeMiles) a *= ((double) 0.0000157828282828);
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else if (multi_converter_state->unit_type_dest == UnitTypeFeet) a *= ((double) 0.0833333333333);
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break;
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}
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if (overflow) {
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multi_converter_unit_set_overflow(multi_converter_state->buffer_dest);
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} else {
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int ret = snprintf(multi_converter_state->buffer_dest, MULTI_CONVERTER_NUMBER_DIGITS + 1, "%lf", a);
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if (ret < 0) multi_converter_unit_set_overflow(multi_converter_state->buffer_dest);
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}
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}
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uint8_t multi_converter_unit_distance_allowed(MultiConverterUnitType unit_type) {
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return (
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unit_type == UnitTypeKilometers || unit_type == UnitTypeMeters || unit_type == UnitTypeCentimeters ||
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unit_type == UnitTypeMiles || unit_type == UnitTypeFeet || unit_type == UnitTypeInches
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);
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}
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//
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// DEG / RAD
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//
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void multi_converter_unit_angle_convert(MultiConverterState* const multi_converter_state) {
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double a = strtof(multi_converter_state->buffer_orig, NULL);
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uint8_t overflow = 0;
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switch(multi_converter_state->unit_type_orig) {
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default:
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break;
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case UnitTypeDegree:
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if (multi_converter_state->unit_type_dest == UnitTypeRadian) a *= ((double) 0.0174532925199);
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break;
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case UnitTypeRadian:
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if (multi_converter_state->unit_type_dest == UnitTypeDegree) a *= ((double) 57.2957795131);
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break;
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}
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if (overflow) {
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multi_converter_unit_set_overflow(multi_converter_state->buffer_dest);
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} else {
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int ret = snprintf(multi_converter_state->buffer_dest, MULTI_CONVERTER_NUMBER_DIGITS + 1, "%lf", a);
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if (ret < 0) multi_converter_unit_set_overflow(multi_converter_state->buffer_dest);
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}
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}
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uint8_t multi_converter_unit_angle_allowed(MultiConverterUnitType unit_type) {
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return (unit_type == UnitTypeDegree || unit_type == UnitTypeRadian);
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}
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