| 1 | //go:build windows |
| 2 | |
| 3 | package edge |
| 4 | |
| 5 | import ( |
| 6 | "syscall" |
| 7 | "unsafe" |
| 8 | |
| 9 | "golang.org/x/sys/windows" |
| 10 | ) |
| 11 | |
| 12 | const ( |
| 13 | ERROR_ELEMENT_NOT_FOUND syscall.Errno = 0x80070490 |
| 14 | ) |
| 15 | |
| 16 | type _ICoreWebView2HttpRequestHeadersVtbl struct { |
| 17 | _IUnknownVtbl |
| 18 | GetHeader ComProc |
| 19 | GetHeaders ComProc |
| 20 | Contains ComProc |
| 21 | SetHeader ComProc |
| 22 | RemoveHeader ComProc |
| 23 | GetIterator ComProc |
| 24 | } |
| 25 | |
| 26 | type ICoreWebView2HttpRequestHeaders struct { |
| 27 | vtbl *_ICoreWebView2HttpRequestHeadersVtbl |
| 28 | } |
| 29 | |
| 30 | func (i *ICoreWebView2HttpRequestHeaders) AddRef() error { |
| 31 | i.vtbl.AddRef.Call(uintptr(unsafe.Pointer(i))) |
| 32 | |
| 33 | return nil |
| 34 | } |
| 35 | |
| 36 | func (i *ICoreWebView2HttpRequestHeaders) Release() error { |
| 37 | i.vtbl.Release.Call(uintptr(unsafe.Pointer(i))) |
| 38 | |
| 39 | return nil |
| 40 | } |
| 41 | |
| 42 | // GetHeader returns the value of the specified header. If the header is not found |
| 43 | // ERROR_ELEMENT_NOT_FOUND is returned as error. |
| 44 | func (i *ICoreWebView2HttpRequestHeaders) GetHeader(name string) (string, error) { |
| 45 | _name, err := windows.UTF16PtrFromString(name) |
| 46 | if err != nil { |
| 47 | return "", err |
| 48 | } |
| 49 | |
| 50 | var _value *uint16 |
| 51 | hr, _, _ := i.vtbl.GetHeader.Call( |
| 52 | uintptr(unsafe.Pointer(i)), |
| 53 | uintptr(unsafe.Pointer(_name)), |
| 54 | uintptr(unsafe.Pointer(&_value)), |
| 55 | ) |
| 56 | if windows.Handle(hr) != windows.S_OK { |
| 57 | return "", windows.Errno(hr) |
| 58 | } |
| 59 | |
| 60 | value := windows.UTF16PtrToString(_value) |
| 61 | windows.CoTaskMemFree(unsafe.Pointer(_value)) |
| 62 | return value, nil |
| 63 | } |
| 64 | |
| 65 | // SetHeader sets the specified header to the value. |
| 66 | func (i *ICoreWebView2HttpRequestHeaders) SetHeader(name, value string) error { |
| 67 | _name, err := windows.UTF16PtrFromString(name) |
| 68 | if err != nil { |
| 69 | return err |
| 70 | } |
| 71 | |
| 72 | _value, err := windows.UTF16PtrFromString(value) |
| 73 | if err != nil { |
| 74 | return err |
| 75 | } |
| 76 | |
| 77 | hr, _, _ := i.vtbl.SetHeader.Call( |
| 78 | uintptr(unsafe.Pointer(i)), |
| 79 | uintptr(unsafe.Pointer(_name)), |
| 80 | uintptr(unsafe.Pointer(_value)), |
| 81 | ) |
| 82 | if windows.Handle(hr) != windows.S_OK { |
| 83 | return windows.Errno(hr) |
| 84 | } |
| 85 | |
| 86 | return nil |
| 87 | } |
| 88 | |
| 89 | // GetIterator returns an iterator over the collection of request headers. Make sure to call |
| 90 | // Release on the returned Object after finished using it. |
| 91 | func (i *ICoreWebView2HttpRequestHeaders) GetIterator() (*ICoreWebView2HttpHeadersCollectionIterator, error) { |
| 92 | var headers *ICoreWebView2HttpHeadersCollectionIterator |
| 93 | hr, _, _ := i.vtbl.GetIterator.Call( |
| 94 | uintptr(unsafe.Pointer(i)), |
| 95 | uintptr(unsafe.Pointer(&headers)), |
| 96 | ) |
| 97 | if windows.Handle(hr) != windows.S_OK { |
| 98 | return nil, windows.Errno(hr) |
| 99 | } |
| 100 | |
| 101 | return headers, nil |
| 102 | } |
| 103 |