jyapayne/Nim
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

PCRE, nimgrep: add limit for buffer size (#18280)

Browse source
This commit is contained in:
Andrey Makarov 2021-06-17 09:19:52 +03:00 • committed by GitHub
commit 969cb97c0a
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 14 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

5
tools/nimgrep.nim
View file

@ -649,7 +649,7 @@ template updateCounters(output: Output) =
proc printInfo(filename:string, output: Output) =
case output.kind
of openError:
printError("can not open path " & filename & " " & output.msg)
printError("cannot open path '" & filename & "': " & output.msg)
of rejected:
if optVerbose in options:
echo "(rejected: ", output.reason, ")"
@ -719,6 +719,9 @@ iterator searchFile(pattern: Pattern; buffer: string): Output =
pre: pre,
match: move(curMi))
i = t.last+1
when typeof(pattern) is Regex:
if buffer.len > MaxReBufSize:
yield Output(kind: openError, msg: "PCRE size limit is " & $MaxReBufSize)
func detectBin(buffer: string): bool =
for i in 0 ..< min(1024, buffer.len):