mattermost-community-enterp.../vendor/github.com/bodgit/sevenzip/internal/bra/ppc.go
Claude ec1f89217a Merge: Complete Mattermost Server with Community Enterprise
Full Mattermost server source with integrated Community Enterprise features.
Includes vendor directory for offline/air-gapped builds.

Structure:
- enterprise-impl/: Enterprise feature implementations
- enterprise-community/: Init files that register implementations
- enterprise/: Bridge imports (community_imports.go)
- vendor/: All dependencies for offline builds

Build (online):
  go build ./cmd/mattermost

Build (offline/air-gapped):
  go build -mod=vendor ./cmd/mattermost

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2025-12-17 23:59:07 +09:00

49 lines
777 B
Go

package bra
import (
"encoding/binary"
"io"
)
const ppcAlignment = 4
type ppc struct {
ip uint32
}
func (c *ppc) Size() int { return ppcAlignment }
func (c *ppc) Convert(b []byte, encoding bool) int {
if len(b) < c.Size() {
return 0
}
var i int
for i = 0; i < len(b) & ^(ppcAlignment-1); i += ppcAlignment {
v := binary.BigEndian.Uint32(b[i:])
if b[i+0]&0xfc == 0x48 && b[i+3]&3 == 1 {
if encoding {
v += c.ip
} else {
v -= c.ip
}
v &= 0x03ffffff
v |= 0x48000000
}
c.ip += uint32(ppcAlignment)
binary.BigEndian.PutUint32(b[i:], v)
}
return i
}
// NewPPCReader returns a new PPC io.ReadCloser.
func NewPPCReader(_ []byte, _ uint64, readers []io.ReadCloser) (io.ReadCloser, error) {
return newReader(readers, new(ppc))
}