diff options
| author | Rob Pike <r@golang.org> | 2018-10-22 14:17:06 +1100 |
|---|---|---|
| committer | Rob Pike <r@golang.org> | 2018-10-22 05:45:18 +0000 |
| commit | 3bf9b77c0c8f123728fcfc802599232e9bd95476 (patch) | |
| tree | f9025497f6b5b60c6d5df1bfcf1e3c63a1f152fc /src/encoding/gob/decoder.go | |
| parent | 7c2718b12a33180b3f6099e321c25af35c67f6fd (diff) | |
| download | go-3bf9b77c0c8f123728fcfc802599232e9bd95476.tar.xz | |
encoding/gob: increase "tooBig" from 1GB to 8GB on 64-bit machines
A little shift magic makes it easy to adjust the maximum buffer
size on machines with larger integers.
Fixes #27635
Change-Id: I1f26b07a363fbb9730df2377052475fa88bbb781
Reviewed-on: https://go-review.googlesource.com/c/143678
Run-TryBot: Rob Pike <r@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Diffstat (limited to 'src/encoding/gob/decoder.go')
| -rw-r--r-- | src/encoding/gob/decoder.go | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/encoding/gob/decoder.go b/src/encoding/gob/decoder.go index 5ef0388862..f4f740ef42 100644 --- a/src/encoding/gob/decoder.go +++ b/src/encoding/gob/decoder.go @@ -12,10 +12,10 @@ import ( "sync" ) -// tooBig provides a sanity check for sizes; used in several places. -// Upper limit of 1GB, allowing room to grow a little without overflow. -// TODO: make this adjustable? -const tooBig = 1 << 30 +// tooBig provides a sanity check for sizes; used in several places. Upper limit +// of is 1GB on 32-bit systems, 8GB on 64-bit, allowing room to grow a little +// without overflow. +const tooBig = (1 << 30) << (^uint(0) >> 62) // A Decoder manages the receipt of type and data information read from the // remote side of a connection. |