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Fuzz time shift.

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This commit is contained in:
Nuno Cruces
2025-12-10 16:15:19 +00:00
parent ec8961a621
commit 9837310af7
2 changed files with 101 additions and 30 deletions
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20
util/sql3util/arg.go
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@@ -97,13 +97,13 @@ func ParseTimeShift(s string) (years, months, days int, duration time.Duration,
if ok = sign && len(s) >= 10 && s[7] == '-'; !ok {
return // !ok
}
if years, ok = parseInt(s[0:4]); !ok {
if years, ok = parseInt(s[0:4], 0); !ok {
return // !ok
}
if months, ok = parseInt(s[5:7]); !ok {
if months, ok = parseInt(s[5:7], 12); !ok {
return // !ok
}
if days, ok = parseInt(s[8:10]); !ok {
if days, ok = parseInt(s[8:10], 31); !ok {
return // !ok
}
if len(s) == 10 {
@@ -121,10 +121,10 @@ func ParseTimeShift(s string) (years, months, days int, duration time.Duration,
}
var hours, minutes int
if hours, ok = parseInt(s[0:2]); !ok {
if hours, ok = parseInt(s[0:2], 24); !ok {
return
}
if minutes, ok = parseInt(s[3:5]); !ok {
if minutes, ok = parseInt(s[3:5], 60); !ok {
return
}
duration = time.Duration(hours)*time.Hour + time.Duration(minutes)*time.Minute
@@ -138,7 +138,7 @@ func ParseTimeShift(s string) (years, months, days int, duration time.Duration,
// Seconds part: HH:MM:SS
var seconds int
if seconds, ok = parseInt(s[6:8]); !ok {
if seconds, ok = parseInt(s[6:8], 60); !ok {
return
}
duration += time.Duration(seconds) * time.Second
@@ -153,7 +153,7 @@ func ParseTimeShift(s string) (years, months, days int, duration time.Duration,
// Nanosecond part: HH:MM:SS.SSS
var nanos int
if nanos, ok = parseInt(s[0:min(9, len(s))]); !ok {
if nanos, ok = parseInt(s[0:min(9, len(s))], 0); !ok {
return
}
for i := len(s); i < 9; i++ {
@@ -163,12 +163,12 @@ func ParseTimeShift(s string) (years, months, days int, duration time.Duration,
// Subnanosecond part.
if len(s) > 9 {
_, ok = parseInt(s[9:])
_, ok = parseInt(s[9:], 0)
}
return
}
func parseInt(s string) (i int, _ bool) {
func parseInt(s string, max int) (i int, _ bool) {
for _, r := range []byte(s) {
r -= '0'
if r > 9 {
@@ -176,5 +176,5 @@ func parseInt(s string) (i int, _ bool) {
}
i = i*10 + int(r)
}
return i, true
return i, max == 0 || i < max
}