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author | Valentin Rothberg <rothberg@redhat.com> | 2019-01-08 14:52:57 +0100 |
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committer | Valentin Rothberg <rothberg@redhat.com> | 2019-01-11 13:38:11 +0100 |
commit | bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87 (patch) | |
tree | 5f06e4e289f16d9164d692590a3fe6541b5384cf /vendor/github.com/Microsoft/hcsshim/internal/interop | |
parent | 545f24421247c9f6251a634764db3f8f8070a812 (diff) | |
download | podman-bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87.tar.gz podman-bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87.tar.bz2 podman-bd40dcfc2bc7c9014ea1f33482fb63aacbcdfe87.zip |
vendor: update everything
* If possible, update each dependency to the latest available version.
* Use releases over commit IDs and avoid vendoring branches.
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'vendor/github.com/Microsoft/hcsshim/internal/interop')
-rw-r--r-- | vendor/github.com/Microsoft/hcsshim/internal/interop/interop.go | 27 | ||||
-rw-r--r-- | vendor/github.com/Microsoft/hcsshim/internal/interop/zsyscall_windows.go | 48 |
2 files changed, 75 insertions, 0 deletions
diff --git a/vendor/github.com/Microsoft/hcsshim/internal/interop/interop.go b/vendor/github.com/Microsoft/hcsshim/internal/interop/interop.go new file mode 100644 index 000000000..f10c88d08 --- /dev/null +++ b/vendor/github.com/Microsoft/hcsshim/internal/interop/interop.go @@ -0,0 +1,27 @@ +package interop + +import ( + "syscall" + "unsafe" +) + +//go:generate go run $GOROOT/src/syscall/mksyscall_windows.go -output zsyscall_windows.go interop.go + +//sys coTaskMemFree(buffer unsafe.Pointer) = ole32.CoTaskMemFree + +func ConvertAndFreeCoTaskMemString(buffer *uint16) string { + str := syscall.UTF16ToString((*[1 << 29]uint16)(unsafe.Pointer(buffer))[:]) + coTaskMemFree(unsafe.Pointer(buffer)) + return str +} + +func ConvertAndFreeCoTaskMemBytes(buffer *uint16) []byte { + return []byte(ConvertAndFreeCoTaskMemString(buffer)) +} + +func Win32FromHresult(hr uintptr) syscall.Errno { + if hr&0x1fff0000 == 0x00070000 { + return syscall.Errno(hr & 0xffff) + } + return syscall.Errno(hr) +} diff --git a/vendor/github.com/Microsoft/hcsshim/internal/interop/zsyscall_windows.go b/vendor/github.com/Microsoft/hcsshim/internal/interop/zsyscall_windows.go new file mode 100644 index 000000000..2f5bf8f55 --- /dev/null +++ b/vendor/github.com/Microsoft/hcsshim/internal/interop/zsyscall_windows.go @@ -0,0 +1,48 @@ +// Code generated by 'go generate'; DO NOT EDIT. + +package interop + +import ( + "syscall" + "unsafe" + + "golang.org/x/sys/windows" +) + +var _ unsafe.Pointer + +// Do the interface allocations only once for common +// Errno values. +const ( + errnoERROR_IO_PENDING = 997 +) + +var ( + errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING) +) + +// errnoErr returns common boxed Errno values, to prevent +// allocations at runtime. +func errnoErr(e syscall.Errno) error { + switch e { + case 0: + return nil + case errnoERROR_IO_PENDING: + return errERROR_IO_PENDING + } + // TODO: add more here, after collecting data on the common + // error values see on Windows. (perhaps when running + // all.bat?) + return e +} + +var ( + modole32 = windows.NewLazySystemDLL("ole32.dll") + + procCoTaskMemFree = modole32.NewProc("CoTaskMemFree") +) + +func coTaskMemFree(buffer unsafe.Pointer) { + syscall.Syscall(procCoTaskMemFree.Addr(), 1, uintptr(buffer), 0, 0) + return +} |