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author | gVisor bot <gvisor-bot@google.com> | 2021-04-27 23:25:13 +0000 |
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committer | gVisor bot <gvisor-bot@google.com> | 2021-04-27 23:25:13 +0000 |
commit | 466d7d5a515e25cda5af0dd3a2651b4019dd3284 (patch) | |
tree | bb2c3a6d2621e06e3de575c4bbfd1f16ea40666d /pkg/bits | |
parent | a1a77e4f6f39eee5f675de39c3734c322d07711f (diff) | |
parent | f54d87b9eceee7f6069a4faf2628f19b8752ad06 (diff) |
Merge release-20210419.0-35-gf54d87b9e (automated)
Diffstat (limited to 'pkg/bits')
-rw-r--r-- | pkg/bits/bits.go | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/pkg/bits/bits.go b/pkg/bits/bits.go index a26433ad6..d16448c3d 100644 --- a/pkg/bits/bits.go +++ b/pkg/bits/bits.go @@ -14,3 +14,13 @@ // Package bits includes all bit related types and operations. package bits + +// AlignUp rounds a length up to an alignment. align must be a power of 2. +func AlignUp(length int, align uint) int { + return (length + int(align) - 1) & ^(int(align) - 1) +} + +// AlignDown rounds a length down to an alignment. align must be a power of 2. +func AlignDown(length int, align uint) int { + return length & ^(int(align) - 1) +} |