[CoreGraphics] Make P/Invokes in CGPDFScanner have blittable signatures. (#20304)
Contributes towards #15684.
This commit is contained in:
Rolf Bjarne Kvinge
GitHub
Родитель
a81a2d9bd4
Коммит
2453beaa5f
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@ -9,6 +9,7 @@
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#nullable enable
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using System;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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using System.Runtime.Versioning;
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using System.Text;
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@ -98,137 +99,130 @@ namespace CoreGraphics {
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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[return: MarshalAs (UnmanagedType.I1)]
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extern static bool CGPDFScannerScan (/* CGPDFScannerRef */ IntPtr scanner);
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extern static byte CGPDFScannerScan (/* CGPDFScannerRef */ IntPtr scanner);
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public bool Scan ()
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{
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return CGPDFScannerScan (Handle);
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return CGPDFScannerScan (Handle) != 0;
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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[return: MarshalAs (UnmanagedType.I1)]
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extern static bool CGPDFScannerPopObject (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFObjectRef* */ out IntPtr value);
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unsafe extern static byte CGPDFScannerPopObject (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFObjectRef* */ IntPtr* value);
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public bool TryPop (out CGPDFObject? value)
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{
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IntPtr ip;
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if (CGPDFScannerPopObject (Handle, out ip)) {
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value = new CGPDFObject (ip);
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return true;
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} else {
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value = null;
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return false;
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bool rv;
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unsafe {
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rv = CGPDFScannerPopObject (Handle, &ip) != 0;
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}
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value = rv ? new CGPDFObject (ip) : null;
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return rv;
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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unsafe extern static byte CGPDFScannerPopBoolean (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFBoolean* */ byte* value);
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public unsafe bool TryPop (out bool value)
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{
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byte bytevalue;
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var rv = CGPDFScannerPopBoolean (Handle, &bytevalue) != 0;
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value = bytevalue != 0;
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return rv;
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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unsafe extern static byte CGPDFScannerPopInteger (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFInteger* */ nint* value);
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public bool TryPop (out nint value)
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{
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value = default;
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unsafe {
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return CGPDFScannerPopInteger (Handle, (nint*) Unsafe.AsPointer<nint> (ref value)) != 0;
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}
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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[return: MarshalAs (UnmanagedType.I1)]
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extern static bool CGPDFScannerPopBoolean (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFBoolean* */ [MarshalAs (UnmanagedType.I1)] out bool value);
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public bool TryPop (out bool value)
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{
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return CGPDFScannerPopBoolean (Handle, out value);
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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[return: MarshalAs (UnmanagedType.I1)]
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extern static bool CGPDFScannerPopInteger (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFInteger* */ out nint value);
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public bool TryPop (out nint value)
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{
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return CGPDFScannerPopInteger (Handle, out value);
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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[return: MarshalAs (UnmanagedType.I1)]
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extern static bool CGPDFScannerPopNumber (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFReal* */ out nfloat value);
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unsafe extern static byte CGPDFScannerPopNumber (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFReal* */ nfloat* value);
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public bool TryPop (out nfloat value)
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{
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return CGPDFScannerPopNumber (Handle, out value);
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value = default;
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unsafe {
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return CGPDFScannerPopNumber (Handle, (nfloat*) Unsafe.AsPointer<nfloat> (ref value)) != 0;
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}
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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[return: MarshalAs (UnmanagedType.I1)]
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extern static bool CGPDFScannerPopName (/* CGPDFScannerRef */ IntPtr scanner, /* const char** */ out IntPtr value);
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unsafe extern static byte CGPDFScannerPopName (/* CGPDFScannerRef */ IntPtr scanner, /* const char** */ IntPtr* value);
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// note: that string is not ours to free
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// not to be confusing with CGPDFScannerPopString (value)
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public bool TryPopName (out string? name)
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{
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IntPtr ip;
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if (CGPDFScannerPopName (Handle, out ip)) {
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name = Marshal.PtrToStringAnsi (ip);
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return true;
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} else {
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name = null;
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return false;
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bool rv;
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unsafe {
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rv = CGPDFScannerPopName (Handle, &ip) != 0;
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}
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name = rv ? Marshal.PtrToStringAnsi (ip) : null;
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return rv;
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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[return: MarshalAs (UnmanagedType.I1)]
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extern static bool CGPDFScannerPopString (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFStringRef* */ out IntPtr value);
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unsafe extern static byte CGPDFScannerPopString (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFStringRef* */ IntPtr* value);
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public bool TryPop (out string? value)
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{
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IntPtr ip;
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if (CGPDFScannerPopString (Handle, out ip)) {
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value = CGPDFString.ToString (ip);
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return true;
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} else {
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value = null;
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return false;
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bool rv;
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unsafe {
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rv = CGPDFScannerPopString (Handle, &ip) != 0;
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}
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value = rv ? CGPDFString.ToString (ip) : null;
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return rv;
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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[return: MarshalAs (UnmanagedType.I1)]
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extern static bool CGPDFScannerPopArray (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFArrayRef* */ out IntPtr value);
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unsafe extern static byte CGPDFScannerPopArray (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFArrayRef* */ IntPtr* value);
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public bool TryPop (out CGPDFArray? value)
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{
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IntPtr ip;
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if (CGPDFScannerPopArray (Handle, out ip)) {
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value = new CGPDFArray (ip);
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return true;
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} else {
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value = null;
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return false;
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bool rv;
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unsafe {
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rv = CGPDFScannerPopArray (Handle, &ip) != 0;
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}
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value = rv ? new CGPDFArray (ip) : null;
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return rv;
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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[return: MarshalAs (UnmanagedType.I1)]
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extern static bool CGPDFScannerPopDictionary (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFDictionaryRef* */ out IntPtr value);
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unsafe extern static byte CGPDFScannerPopDictionary (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFDictionaryRef* */ IntPtr* value);
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public bool TryPop (out CGPDFDictionary? value)
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{
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IntPtr ip;
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if (CGPDFScannerPopDictionary (Handle, out ip)) {
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value = new CGPDFDictionary (ip);
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return true;
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} else {
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value = null;
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return false;
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bool rv;
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unsafe {
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rv = CGPDFScannerPopDictionary (Handle, &ip) != 0;
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}
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value = rv ? new CGPDFDictionary (ip) : null;
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return rv;
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}
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[DllImport (Constants.CoreGraphicsLibrary)]
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[return: MarshalAs (UnmanagedType.I1)]
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extern static bool CGPDFScannerPopStream (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFStreamRef* */ out IntPtr value);
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unsafe extern static byte CGPDFScannerPopStream (/* CGPDFScannerRef */ IntPtr scanner, /* CGPDFStreamRef* */ IntPtr* value);
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public bool TryPop (out CGPDFStream? value)
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{
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IntPtr ip;
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if (CGPDFScannerPopStream (Handle, out ip)) {
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value = new CGPDFStream (ip);
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return true;
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} else {
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value = null;
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return false;
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bool rv;
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unsafe {
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rv = CGPDFScannerPopStream (Handle, &ip) != 0;
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}
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value = rv ? new CGPDFStream (ip) : null;
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return rv;
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}
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#if NET
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@ -196,16 +196,6 @@ namespace Cecil.Tests {
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"System.Boolean CoreGraphics.CGDisplay::CGDisplayIsCaptured(System.UInt32)",
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"System.Boolean CoreGraphics.CGEventSource::GetButtonState(CoreGraphics.CGEventSourceStateID,CoreGraphics.CGMouseButton)",
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"System.Boolean CoreGraphics.CGEventSource::GetKeyState(CoreGraphics.CGEventSourceStateID,System.UInt16)",
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"System.Boolean CoreGraphics.CGPDFScanner::CGPDFScannerPopArray(System.IntPtr,System.IntPtr&)",
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"System.Boolean CoreGraphics.CGPDFScanner::CGPDFScannerPopBoolean(System.IntPtr,System.Boolean&)",
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"System.Boolean CoreGraphics.CGPDFScanner::CGPDFScannerPopDictionary(System.IntPtr,System.IntPtr&)",
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"System.Boolean CoreGraphics.CGPDFScanner::CGPDFScannerPopInteger(System.IntPtr,System.IntPtr&)",
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"System.Boolean CoreGraphics.CGPDFScanner::CGPDFScannerPopName(System.IntPtr,System.IntPtr&)",
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"System.Boolean CoreGraphics.CGPDFScanner::CGPDFScannerPopNumber(System.IntPtr,System.Runtime.InteropServices.NFloat&)",
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"System.Boolean CoreGraphics.CGPDFScanner::CGPDFScannerPopObject(System.IntPtr,System.IntPtr&)",
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"System.Boolean CoreGraphics.CGPDFScanner::CGPDFScannerPopStream(System.IntPtr,System.IntPtr&)",
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"System.Boolean CoreGraphics.CGPDFScanner::CGPDFScannerPopString(System.IntPtr,System.IntPtr&)",
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"System.Boolean CoreGraphics.CGPDFScanner::CGPDFScannerScan(System.IntPtr)",
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"System.Boolean CoreGraphics.CGRectExtensions::CGRectIsInfinite(CoreGraphics.CGRect)",
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"System.Boolean CoreGraphics.CGRectExtensions::CGRectIsNull(CoreGraphics.CGRect)",
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"System.Boolean CoreMedia.CMBlockBuffer::CMBlockBufferIsEmpty(System.IntPtr)",
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