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Commitb17ce62

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Move DTK_ISODOW DTK_DOW and DTK_DOY to be type UNITS rather than
RESERV. RESERV is meant for tokens like "now" and having them in thatcategory throws errors like these when used as an input date:stark=# SELECT 'doy'::timestamptz;ERROR: unexpected dtype 33 while parsing timestamptz "doy"LINE 1: SELECT 'doy'::timestamptz; ^stark=# SELECT 'dow'::timestamptz;ERROR: unexpected dtype 32 while parsing timestamptz "dow"LINE 1: SELECT 'dow'::timestamptz; ^Found by LLVM's Libfuzzer
1 parent74fc81e commitb17ce62

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2 files changed

+43
-43
lines changed

2 files changed

+43
-43
lines changed

‎src/backend/utils/adt/datetime.c

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -103,8 +103,8 @@ static const datetkn datetktbl[] = {
103103
{"d",UNITS,DTK_DAY},/* "day of month" for ISO input */
104104
{"dec",MONTH,12},
105105
{"december",MONTH,12},
106-
{"dow",RESERV,DTK_DOW},/* day of week */
107-
{"doy",RESERV,DTK_DOY},/* day of year */
106+
{"dow",UNITS,DTK_DOW},/* day of week */
107+
{"doy",UNITS,DTK_DOY},/* day of year */
108108
{"dst",DTZMOD,SECS_PER_HOUR},
109109
{EPOCH,RESERV,DTK_EPOCH},/* "epoch" reserved for system epoch time */
110110
{"feb",MONTH,2},
@@ -114,7 +114,7 @@ static const datetkn datetktbl[] = {
114114
{"h",UNITS,DTK_HOUR},/* "hour" */
115115
{LATE,RESERV,DTK_LATE},/* "infinity" reserved for "late time" */
116116
{INVALID,RESERV,DTK_INVALID},/* "invalid" reserved for bad time */
117-
{"isodow",RESERV,DTK_ISODOW},/* ISO day of week, Sunday == 7 */
117+
{"isodow",UNITS,DTK_ISODOW},/* ISO day of week, Sunday == 7 */
118118
{"isoyear",UNITS,DTK_ISOYEAR},/* year in terms of the ISO week date */
119119
{"j",UNITS,DTK_JULIAN},
120120
{"jan",MONTH,1},

‎src/backend/utils/adt/timestamp.c

Lines changed: 40 additions & 40 deletions
Original file line numberDiff line numberDiff line change
@@ -4465,6 +4465,26 @@ timestamp_part(PG_FUNCTION_ARGS)
44654465
result=date2isoyear(tm->tm_year,tm->tm_mon,tm->tm_mday);
44664466
break;
44674467

4468+
caseDTK_DOW:
4469+
caseDTK_ISODOW:
4470+
if (timestamp2tm(timestamp,NULL,tm,&fsec,NULL,NULL)!=0)
4471+
ereport(ERROR,
4472+
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
4473+
errmsg("timestamp out of range")));
4474+
result=j2day(date2j(tm->tm_year,tm->tm_mon,tm->tm_mday));
4475+
if (val==DTK_ISODOW&&result==0)
4476+
result=7;
4477+
break;
4478+
4479+
caseDTK_DOY:
4480+
if (timestamp2tm(timestamp,NULL,tm,&fsec,NULL,NULL)!=0)
4481+
ereport(ERROR,
4482+
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
4483+
errmsg("timestamp out of range")));
4484+
result= (date2j(tm->tm_year,tm->tm_mon,tm->tm_mday)
4485+
-date2j(tm->tm_year,1,1)+1);
4486+
break;
4487+
44684488
caseDTK_TZ:
44694489
caseDTK_TZ_MINUTE:
44704490
caseDTK_TZ_HOUR:
@@ -4488,26 +4508,6 @@ timestamp_part(PG_FUNCTION_ARGS)
44884508
#endif
44894509
break;
44904510

4491-
caseDTK_DOW:
4492-
caseDTK_ISODOW:
4493-
if (timestamp2tm(timestamp,NULL,tm,&fsec,NULL,NULL)!=0)
4494-
ereport(ERROR,
4495-
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
4496-
errmsg("timestamp out of range")));
4497-
result=j2day(date2j(tm->tm_year,tm->tm_mon,tm->tm_mday));
4498-
if (val==DTK_ISODOW&&result==0)
4499-
result=7;
4500-
break;
4501-
4502-
caseDTK_DOY:
4503-
if (timestamp2tm(timestamp,NULL,tm,&fsec,NULL,NULL)!=0)
4504-
ereport(ERROR,
4505-
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
4506-
errmsg("timestamp out of range")));
4507-
result= (date2j(tm->tm_year,tm->tm_mon,tm->tm_mday)
4508-
-date2j(tm->tm_year,1,1)+1);
4509-
break;
4510-
45114511
default:
45124512
ereport(ERROR,
45134513
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
@@ -4679,6 +4679,26 @@ timestamptz_part(PG_FUNCTION_ARGS)
46794679
result=date2isoyear(tm->tm_year,tm->tm_mon,tm->tm_mday);
46804680
break;
46814681

4682+
caseDTK_DOW:
4683+
caseDTK_ISODOW:
4684+
if (timestamp2tm(timestamp,&tz,tm,&fsec,NULL,NULL)!=0)
4685+
ereport(ERROR,
4686+
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
4687+
errmsg("timestamp out of range")));
4688+
result=j2day(date2j(tm->tm_year,tm->tm_mon,tm->tm_mday));
4689+
if (val==DTK_ISODOW&&result==0)
4690+
result=7;
4691+
break;
4692+
4693+
caseDTK_DOY:
4694+
if (timestamp2tm(timestamp,&tz,tm,&fsec,NULL,NULL)!=0)
4695+
ereport(ERROR,
4696+
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
4697+
errmsg("timestamp out of range")));
4698+
result= (date2j(tm->tm_year,tm->tm_mon,tm->tm_mday)
4699+
-date2j(tm->tm_year,1,1)+1);
4700+
break;
4701+
46824702
default:
46834703
ereport(ERROR,
46844704
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
@@ -4700,26 +4720,6 @@ timestamptz_part(PG_FUNCTION_ARGS)
47004720
#endif
47014721
break;
47024722

4703-
caseDTK_DOW:
4704-
caseDTK_ISODOW:
4705-
if (timestamp2tm(timestamp,&tz,tm,&fsec,NULL,NULL)!=0)
4706-
ereport(ERROR,
4707-
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
4708-
errmsg("timestamp out of range")));
4709-
result=j2day(date2j(tm->tm_year,tm->tm_mon,tm->tm_mday));
4710-
if (val==DTK_ISODOW&&result==0)
4711-
result=7;
4712-
break;
4713-
4714-
caseDTK_DOY:
4715-
if (timestamp2tm(timestamp,&tz,tm,&fsec,NULL,NULL)!=0)
4716-
ereport(ERROR,
4717-
(errcode(ERRCODE_DATETIME_VALUE_OUT_OF_RANGE),
4718-
errmsg("timestamp out of range")));
4719-
result= (date2j(tm->tm_year,tm->tm_mon,tm->tm_mday)
4720-
-date2j(tm->tm_year,1,1)+1);
4721-
break;
4722-
47234723
default:
47244724
ereport(ERROR,
47254725
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),

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