vendor github.com/containers/image/v5@v5.5.1

Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
This commit is contained in:
Valentin Rothberg
2020-06-17 16:20:57 +02:00
parent b70dfae2ae
commit dd7dd75334
70 changed files with 2872 additions and 564 deletions

View File

@@ -4,8 +4,6 @@
package zstd
import "encoding/binary"
// byteReader provides a byte reader that reads
// little endian values from a byte stream.
// The input stream is manually advanced.
@@ -33,7 +31,8 @@ func (b *byteReader) overread() bool {
// Int32 returns a little endian int32 starting at current offset.
func (b byteReader) Int32() int32 {
b2 := b.b[b.off : b.off+4 : b.off+4]
b2 := b.b[b.off:]
b2 = b2[:4]
v3 := int32(b2[3])
v2 := int32(b2[2])
v1 := int32(b2[1])
@@ -57,7 +56,25 @@ func (b byteReader) Uint32() uint32 {
}
return v
}
return binary.LittleEndian.Uint32(b.b[b.off : b.off+4])
b2 := b.b[b.off:]
b2 = b2[:4]
v3 := uint32(b2[3])
v2 := uint32(b2[2])
v1 := uint32(b2[1])
v0 := uint32(b2[0])
return v0 | (v1 << 8) | (v2 << 16) | (v3 << 24)
}
// Uint32NC returns a little endian uint32 starting at current offset.
// The caller must be sure if there are at least 4 bytes left.
func (b byteReader) Uint32NC() uint32 {
b2 := b.b[b.off:]
b2 = b2[:4]
v3 := uint32(b2[3])
v2 := uint32(b2[2])
v1 := uint32(b2[1])
v0 := uint32(b2[0])
return v0 | (v1 << 8) | (v2 << 16) | (v3 << 24)
}
// unread returns the unread portion of the input.