Bump github.com/containers/common from 0.11.4 to 0.12.0

Bumps [github.com/containers/common](https://github.com/containers/common) from 0.11.4 to 0.12.0.
- [Release notes](https://github.com/containers/common/releases)
- [Commits](https://github.com/containers/common/compare/v0.11.4...v0.12.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
This commit is contained in:
dependabot-preview[bot]
2020-05-29 09:02:33 +00:00
committed by Daniel J Walsh
parent a2c1d46302
commit ae97c667e3
69 changed files with 409 additions and 260 deletions

View File

@@ -104,6 +104,35 @@ func (d *DLL) MustFindProc(name string) *Proc {
return p
}
// FindProcByOrdinal searches DLL d for procedure by ordinal and returns *Proc
// if found. It returns an error if search fails.
func (d *DLL) FindProcByOrdinal(ordinal uintptr) (proc *Proc, err error) {
a, e := GetProcAddressByOrdinal(d.Handle, ordinal)
name := "#" + itoa(int(ordinal))
if e != nil {
return nil, &DLLError{
Err: e,
ObjName: name,
Msg: "Failed to find " + name + " procedure in " + d.Name + ": " + e.Error(),
}
}
p := &Proc{
Dll: d,
Name: name,
addr: a,
}
return p, nil
}
// MustFindProcByOrdinal is like FindProcByOrdinal but panics if search fails.
func (d *DLL) MustFindProcByOrdinal(ordinal uintptr) *Proc {
p, e := d.FindProcByOrdinal(ordinal)
if e != nil {
panic(e)
}
return p
}
// Release unloads DLL d from memory.
func (d *DLL) Release() (err error) {
return FreeLibrary(d.Handle)

View File

@@ -8,7 +8,6 @@ package windows
import (
"syscall"
"unicode/utf16"
"unsafe"
)
@@ -40,17 +39,11 @@ func (token Token) Environ(inheritExisting bool) (env []string, err error) {
defer DestroyEnvironmentBlock(block)
blockp := uintptr(unsafe.Pointer(block))
for {
entry := (*[(1 << 30) - 1]uint16)(unsafe.Pointer(blockp))[:]
for i, v := range entry {
if v == 0 {
entry = entry[:i]
break
}
}
entry := UTF16PtrToString((*uint16)(unsafe.Pointer(blockp)))
if len(entry) == 0 {
break
}
env = append(env, string(utf16.Decode(entry)))
env = append(env, entry)
blockp += 2 * (uintptr(len(entry)) + 1)
}
return env, nil

View File

@@ -7,6 +7,8 @@ package windows
import (
"syscall"
"unsafe"
"golang.org/x/sys/internal/unsafeheader"
)
const (
@@ -1229,7 +1231,7 @@ func (sd *SECURITY_DESCRIPTOR) String() string {
return ""
}
defer LocalFree(Handle(unsafe.Pointer(sddl)))
return UTF16ToString((*[(1 << 30) - 1]uint16)(unsafe.Pointer(sddl))[:])
return UTF16PtrToString(sddl)
}
// ToAbsolute converts a self-relative security descriptor into an absolute one.
@@ -1307,9 +1309,17 @@ func (absoluteSD *SECURITY_DESCRIPTOR) ToSelfRelative() (selfRelativeSD *SECURIT
}
func (selfRelativeSD *SECURITY_DESCRIPTOR) copySelfRelativeSecurityDescriptor() *SECURITY_DESCRIPTOR {
sdBytes := make([]byte, selfRelativeSD.Length())
copy(sdBytes, (*[(1 << 31) - 1]byte)(unsafe.Pointer(selfRelativeSD))[:len(sdBytes)])
return (*SECURITY_DESCRIPTOR)(unsafe.Pointer(&sdBytes[0]))
sdLen := (int)(selfRelativeSD.Length())
var src []byte
h := (*unsafeheader.Slice)(unsafe.Pointer(&src))
h.Data = unsafe.Pointer(selfRelativeSD)
h.Len = sdLen
h.Cap = sdLen
dst := make([]byte, sdLen)
copy(dst, src)
return (*SECURITY_DESCRIPTOR)(unsafe.Pointer(&dst[0]))
}
// SecurityDescriptorFromString converts an SDDL string describing a security descriptor into a
@@ -1391,6 +1401,6 @@ func ACLFromEntries(explicitEntries []EXPLICIT_ACCESS, mergedACL *ACL) (acl *ACL
}
defer LocalFree(Handle(unsafe.Pointer(winHeapACL)))
aclBytes := make([]byte, winHeapACL.aclSize)
copy(aclBytes, (*[(1 << 31) - 1]byte)(unsafe.Pointer(winHeapACL))[:len(aclBytes)])
copy(aclBytes, (*[(1 << 31) - 1]byte)(unsafe.Pointer(winHeapACL))[:len(aclBytes):len(aclBytes)])
return (*ACL)(unsafe.Pointer(&aclBytes[0])), nil
}

View File

@@ -13,6 +13,8 @@ import (
"time"
"unicode/utf16"
"unsafe"
"golang.org/x/sys/internal/unsafeheader"
)
type Handle uintptr
@@ -117,6 +119,32 @@ func UTF16PtrFromString(s string) (*uint16, error) {
return &a[0], nil
}
// UTF16PtrToString takes a pointer to a UTF-16 sequence and returns the corresponding UTF-8 encoded string.
// If the pointer is nil, this returns the empty string. This assumes that the UTF-16 sequence is terminated
// at a zero word; if the zero word is not present, the program may crash.
func UTF16PtrToString(p *uint16) string {
if p == nil {
return ""
}
if *p == 0 {
return ""
}
// Find NUL terminator.
n := 0
for ptr := unsafe.Pointer(p); *(*uint16)(ptr) != 0; n++ {
ptr = unsafe.Pointer(uintptr(ptr) + unsafe.Sizeof(*p))
}
var s []uint16
h := (*unsafeheader.Slice)(unsafe.Pointer(&s))
h.Data = unsafe.Pointer(p)
h.Len = n
h.Cap = n
return string(utf16.Decode(s))
}
func Getpagesize() int { return 4096 }
// NewCallback converts a Go function to a function pointer conforming to the stdcall calling convention.
@@ -1181,7 +1209,12 @@ type IPv6Mreq struct {
Interface uint32
}
func GetsockoptInt(fd Handle, level, opt int) (int, error) { return -1, syscall.EWINDOWS }
func GetsockoptInt(fd Handle, level, opt int) (int, error) {
v := int32(0)
l := int32(unsafe.Sizeof(v))
err := Getsockopt(fd, int32(level), int32(opt), (*byte)(unsafe.Pointer(&v)), &l)
return int(v), err
}
func SetsockoptLinger(fd Handle, level, opt int, l *Linger) (err error) {
sys := sysLinger{Onoff: uint16(l.Onoff), Linger: uint16(l.Linger)}
@@ -1378,7 +1411,7 @@ func (t Token) KnownFolderPath(folderID *KNOWNFOLDERID, flags uint32) (string, e
return "", err
}
defer CoTaskMemFree(unsafe.Pointer(p))
return UTF16ToString((*[(1 << 30) - 1]uint16)(unsafe.Pointer(p))[:]), nil
return UTF16PtrToString(p), nil
}
// RtlGetVersion returns the version of the underlying operating system, ignoring