1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/intl/icu/source/i18n/utmscale.c Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,114 @@
1.4 +/*
1.5 +*******************************************************************************
1.6 +* Copyright (C) 2004-2012, International Business Machines Corporation and
1.7 +* others. All Rights Reserved.
1.8 +*******************************************************************************
1.9 +*/
1.10 +
1.11 +#include "unicode/utypes.h"
1.12 +
1.13 +#if !UCONFIG_NO_FORMATTING
1.14 +
1.15 +#include "unicode/utmscale.h"
1.16 +
1.17 +#define ticks INT64_C(1)
1.18 +#define microseconds (ticks * 10)
1.19 +#define milliseconds (microseconds * 1000)
1.20 +#define seconds (milliseconds * 1000)
1.21 +#define minutes (seconds * 60)
1.22 +#define hours (minutes * 60)
1.23 +#define days (hours * 24)
1.24 +
1.25 +/* Constants generated by ICU4J com.ibm.icu.dev.tool.timescale.GenerateCTimeScaleData. */
1.26 +static const int64_t timeScaleTable[UDTS_MAX_SCALE][UTSV_MAX_SCALE_VALUE] = {
1.27 + /* units epochOffset fromMin fromMax toMin toMax epochOffsetP1 epochOffsetM1 unitsRound minRound maxRound */
1.28 + {milliseconds, INT64_C(62135596800000), INT64_C(-984472800485477), INT64_C(860201606885477), INT64_C(-9223372036854774999), INT64_C(9223372036854774999), INT64_C(62135596800001), INT64_C(62135596799999), INT64_C(5000), INT64_C(-9223372036854770808), INT64_C(9223372036854770807)},
1.29 + {seconds, INT64_C(62135596800), INT64_C(-984472800485), INT64_C(860201606885), U_INT64_MIN, U_INT64_MAX, INT64_C(62135596801), INT64_C(62135596799), INT64_C(5000000), INT64_C(-9223372036849775808), INT64_C(9223372036849775807)},
1.30 + {milliseconds, INT64_C(62135596800000), INT64_C(-984472800485477), INT64_C(860201606885477), INT64_C(-9223372036854774999), INT64_C(9223372036854774999), INT64_C(62135596800001), INT64_C(62135596799999), INT64_C(5000), INT64_C(-9223372036854770808), INT64_C(9223372036854770807)},
1.31 + {ticks, INT64_C(504911232000000000), U_INT64_MIN, INT64_C(8718460804854775807), INT64_C(-8718460804854775808), U_INT64_MAX, INT64_C(504911232000000000), INT64_C(504911232000000000), INT64_C(0), U_INT64_MIN, U_INT64_MAX},
1.32 + {ticks, INT64_C(0), U_INT64_MIN, U_INT64_MAX, U_INT64_MIN, U_INT64_MAX, INT64_C(0), INT64_C(0), INT64_C(0), U_INT64_MIN, U_INT64_MAX},
1.33 + {seconds, INT64_C(60052752000), INT64_C(-982389955685), INT64_C(862284451685), U_INT64_MIN, U_INT64_MAX, INT64_C(60052752001), INT64_C(60052751999), INT64_C(5000000), INT64_C(-9223372036849775808), INT64_C(9223372036849775807)},
1.34 + {seconds, INT64_C(63113904000), INT64_C(-985451107685), INT64_C(859223299685), U_INT64_MIN, U_INT64_MAX, INT64_C(63113904001), INT64_C(63113903999), INT64_C(5000000), INT64_C(-9223372036849775808), INT64_C(9223372036849775807)},
1.35 + {days, INT64_C(693594), INT64_C(-11368793), INT64_C(9981605), U_INT64_MIN, U_INT64_MAX, INT64_C(693595), INT64_C(693593), INT64_C(432000000000), INT64_C(-9223371604854775808), INT64_C(9223371604854775807)},
1.36 + {days, INT64_C(693594), INT64_C(-11368793), INT64_C(9981605), U_INT64_MIN, U_INT64_MAX, INT64_C(693595), INT64_C(693593), INT64_C(432000000000), INT64_C(-9223371604854775808), INT64_C(9223371604854775807)},
1.37 + {microseconds, INT64_C(62135596800000000), INT64_C(-984472800485477580), INT64_C(860201606885477580), INT64_C(-9223372036854775804), INT64_C(9223372036854775804), INT64_C(62135596800000001), INT64_C(62135596799999999), INT64_C(5), INT64_C(-9223372036854775803), INT64_C(9223372036854775802)},
1.38 +};
1.39 +
1.40 +U_CAPI int64_t U_EXPORT2
1.41 +utmscale_getTimeScaleValue(UDateTimeScale timeScale, UTimeScaleValue value, UErrorCode *status)
1.42 +{
1.43 + if (status == NULL || U_FAILURE(*status)) {
1.44 + return 0;
1.45 + }
1.46 +
1.47 + if (timeScale < UDTS_JAVA_TIME || UDTS_MAX_SCALE <= timeScale
1.48 + || value < UTSV_UNITS_VALUE || UTSV_MAX_SCALE_VALUE <= value)
1.49 + {
1.50 + *status = U_ILLEGAL_ARGUMENT_ERROR;
1.51 + return 0;
1.52 + }
1.53 +
1.54 + return timeScaleTable[timeScale][value];
1.55 +}
1.56 +
1.57 +U_CAPI int64_t U_EXPORT2
1.58 +utmscale_fromInt64(int64_t otherTime, UDateTimeScale timeScale, UErrorCode *status)
1.59 +{
1.60 + const int64_t *data;
1.61 +
1.62 + if (status == NULL || U_FAILURE(*status)) {
1.63 + return 0;
1.64 + }
1.65 +
1.66 + if ((int32_t)timeScale < 0 || timeScale >= UDTS_MAX_SCALE) {
1.67 + *status = U_ILLEGAL_ARGUMENT_ERROR;
1.68 + return 0;
1.69 + }
1.70 +
1.71 + data = (const int64_t *)(&timeScaleTable[timeScale]);
1.72 +
1.73 + if (otherTime < data[UTSV_FROM_MIN_VALUE] || otherTime > data[UTSV_FROM_MAX_VALUE]) {
1.74 + *status = U_ILLEGAL_ARGUMENT_ERROR;
1.75 + return 0;
1.76 + }
1.77 +
1.78 + return (otherTime + data[UTSV_EPOCH_OFFSET_VALUE]) * data[UTSV_UNITS_VALUE];
1.79 +}
1.80 +
1.81 +U_CAPI int64_t U_EXPORT2
1.82 +utmscale_toInt64(int64_t universalTime, UDateTimeScale timeScale, UErrorCode *status)
1.83 +{
1.84 + const int64_t *data;
1.85 +
1.86 + if (status == NULL || U_FAILURE(*status)) {
1.87 + return 0;
1.88 + }
1.89 +
1.90 + if ((int32_t)timeScale < 0 || timeScale >= UDTS_MAX_SCALE) {
1.91 + *status = U_ILLEGAL_ARGUMENT_ERROR;
1.92 + return 0;
1.93 + }
1.94 +
1.95 + data = (const int64_t *)(&timeScaleTable[timeScale]);
1.96 +
1.97 + if (universalTime < data[UTSV_TO_MIN_VALUE] || universalTime > data[UTSV_TO_MAX_VALUE]) {
1.98 + *status = U_ILLEGAL_ARGUMENT_ERROR;
1.99 + return 0;
1.100 + }
1.101 +
1.102 + if (universalTime < 0) {
1.103 + if (universalTime < data[UTSV_MIN_ROUND_VALUE]) {
1.104 + return (universalTime + data[UTSV_UNITS_ROUND_VALUE]) / data[UTSV_UNITS_VALUE] - data[UTSV_EPOCH_OFFSET_PLUS_1_VALUE];
1.105 + }
1.106 +
1.107 + return (universalTime - data[UTSV_UNITS_ROUND_VALUE]) / data[UTSV_UNITS_VALUE] - data[UTSV_EPOCH_OFFSET_VALUE];
1.108 + }
1.109 +
1.110 + if (universalTime > data[UTSV_MAX_ROUND_VALUE]) {
1.111 + return (universalTime - data[UTSV_UNITS_ROUND_VALUE]) / data[UTSV_UNITS_VALUE] - data[UTSV_EPOCH_OFFSET_MINUS_1_VALUE];
1.112 + }
1.113 +
1.114 + return (universalTime + data[UTSV_UNITS_ROUND_VALUE]) / data[UTSV_UNITS_VALUE] - data[UTSV_EPOCH_OFFSET_VALUE];
1.115 +}
1.116 +
1.117 +#endif /* #if !UCONFIG_NO_FORMATTING */
