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Java bindings for libayatana-appindicator in 100% pure Java
// Generated by jextract
package org.purejava.appindicator;
import java.lang.foreign.*;
import java.lang.invoke.MethodHandle;
import java.util.function.Consumer;
import static java.lang.foreign.MemoryLayout.PathElement.groupElement;
import static java.lang.foreign.ValueLayout.OfInt;
/**
* {@snippet lang=c :
* struct sigaction {
* union {
* __sighandler_t sa_handler;
* void (*sa_sigaction)(int, siginfo_t *, void *);
* } __sigaction_handler;
* __sigset_t sa_mask;
* int sa_flags;
* void (*sa_restorer)(void);
* }
* }
*/
public class sigaction {
sigaction() {
// Should not be called directly
}
private static final GroupLayout $LAYOUT = MemoryLayout.structLayout(
sigaction.__sigaction_handler.layout().withName("__sigaction_handler"),
__sigset_t.layout().withName("sa_mask"),
app_indicator_h.C_INT.withName("sa_flags"),
MemoryLayout.paddingLayout(4),
app_indicator_h.C_POINTER.withName("sa_restorer")
).withName("sigaction");
/**
* The layout of this struct
*/
public static final GroupLayout layout() {
return $LAYOUT;
}
/**
* {@snippet lang=c :
* union {
* __sighandler_t sa_handler;
* void (*sa_sigaction)(int, siginfo_t *, void *);
* }
* }
*/
public static class __sigaction_handler {
__sigaction_handler() {
// Should not be called directly
}
private static final GroupLayout $LAYOUT = MemoryLayout.unionLayout(
app_indicator_h.C_POINTER.withName("sa_handler"),
app_indicator_h.C_POINTER.withName("sa_sigaction")
).withName("$anon$31:5");
/**
* The layout of this union
*/
public static final GroupLayout layout() {
return $LAYOUT;
}
private static final AddressLayout sa_handler$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("sa_handler"));
/**
* Layout for field:
* {@snippet lang=c :
* __sighandler_t sa_handler
* }
*/
public static final AddressLayout sa_handler$layout() {
return sa_handler$LAYOUT;
}
private static final long sa_handler$OFFSET = 0;
/**
* Offset for field:
* {@snippet lang=c :
* __sighandler_t sa_handler
* }
*/
public static final long sa_handler$offset() {
return sa_handler$OFFSET;
}
/**
* Getter for field:
* {@snippet lang=c :
* __sighandler_t sa_handler
* }
*/
public static MemorySegment sa_handler(MemorySegment union) {
return union.get(sa_handler$LAYOUT, sa_handler$OFFSET);
}
/**
* Setter for field:
* {@snippet lang=c :
* __sighandler_t sa_handler
* }
*/
public static void sa_handler(MemorySegment union, MemorySegment fieldValue) {
union.set(sa_handler$LAYOUT, sa_handler$OFFSET, fieldValue);
}
/**
* {@snippet lang=c :
* void (*sa_sigaction)(int, siginfo_t *, void *)
* }
*/
public class sa_sigaction {
/**
* The function pointer signature, expressed as a functional interface
*/
public interface Function {
void apply(int _x0, MemorySegment _x1, MemorySegment _x2);
}
private static final FunctionDescriptor $DESC = FunctionDescriptor.ofVoid(
app_indicator_h.C_INT,
app_indicator_h.C_POINTER,
app_indicator_h.C_POINTER
);
/**
* The descriptor of this function pointer
*/
public static FunctionDescriptor descriptor() {
return $DESC;
}
private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(sa_sigaction.Function.class, "apply", $DESC);
/**
* Allocates a new upcall stub, whose implementation is defined by {@code fi}.
* The lifetime of the returned segment is managed by {@code arena}
*/
public static MemorySegment allocate(sa_sigaction.Function fi, Arena arena) {
return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
}
private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);
/**
* Invoke the upcall stub {@code funcPtr}, with given parameters
*/
public static void invoke(MemorySegment funcPtr,int _x0, MemorySegment _x1, MemorySegment _x2) {
try {
DOWN$MH.invokeExact(funcPtr, _x0, _x1, _x2);
} catch (Throwable ex$) {
throw new AssertionError("should not reach here", ex$);
}
}
}
private static final AddressLayout sa_sigaction$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("sa_sigaction"));
/**
* Layout for field:
* {@snippet lang=c :
* void (*sa_sigaction)(int, siginfo_t *, void *)
* }
*/
public static final AddressLayout sa_sigaction$layout() {
return sa_sigaction$LAYOUT;
}
private static final long sa_sigaction$OFFSET = 0;
/**
* Offset for field:
* {@snippet lang=c :
* void (*sa_sigaction)(int, siginfo_t *, void *)
* }
*/
public static final long sa_sigaction$offset() {
return sa_sigaction$OFFSET;
}
/**
* Getter for field:
* {@snippet lang=c :
* void (*sa_sigaction)(int, siginfo_t *, void *)
* }
*/
public static MemorySegment sa_sigaction(MemorySegment union) {
return union.get(sa_sigaction$LAYOUT, sa_sigaction$OFFSET);
}
/**
* Setter for field:
* {@snippet lang=c :
* void (*sa_sigaction)(int, siginfo_t *, void *)
* }
*/
public static void sa_sigaction(MemorySegment union, MemorySegment fieldValue) {
union.set(sa_sigaction$LAYOUT, sa_sigaction$OFFSET, fieldValue);
}
/**
* Obtains a slice of {@code arrayParam} which selects the array element at {@code index}.
* The returned segment has address {@code arrayParam.address() + index * layout().byteSize()}
*/
public static MemorySegment asSlice(MemorySegment array, long index) {
return array.asSlice(layout().byteSize() * index);
}
/**
* The size (in bytes) of this union
*/
public static long sizeof() { return layout().byteSize(); }
/**
* Allocate a segment of size {@code layout().byteSize()} using {@code allocator}
*/
public static MemorySegment allocate(SegmentAllocator allocator) {
return allocator.allocate(layout());
}
/**
* Allocate an array of size {@code elementCount} using {@code allocator}.
* The returned segment has size {@code elementCount * layout().byteSize()}.
*/
public static MemorySegment allocateArray(long elementCount, SegmentAllocator allocator) {
return allocator.allocate(MemoryLayout.sequenceLayout(elementCount, layout()));
}
/**
* Reinterprets {@code addr} using target {@code arena} and {@code cleanupAction) (if any).
* The returned segment has size {@code layout().byteSize()}
*/
public static MemorySegment reinterpret(MemorySegment addr, Arena arena, Consumer cleanup) {
return reinterpret(addr, 1, arena, cleanup);
}
/**
* Reinterprets {@code addr} using target {@code arena} and {@code cleanupAction) (if any).
* The returned segment has size {@code elementCount * layout().byteSize()}
*/
public static MemorySegment reinterpret(MemorySegment addr, long elementCount, Arena arena, Consumer cleanup) {
return addr.reinterpret(layout().byteSize() * elementCount, arena, cleanup);
}
}
private static final GroupLayout __sigaction_handler$LAYOUT = (GroupLayout)$LAYOUT.select(groupElement("__sigaction_handler"));
/**
* Layout for field:
* {@snippet lang=c :
* union {
* __sighandler_t sa_handler;
* void (*sa_sigaction)(int, siginfo_t *, void *);
* } __sigaction_handler
* }
*/
public static final GroupLayout __sigaction_handler$layout() {
return __sigaction_handler$LAYOUT;
}
private static final long __sigaction_handler$OFFSET = 0;
/**
* Offset for field:
* {@snippet lang=c :
* union {
* __sighandler_t sa_handler;
* void (*sa_sigaction)(int, siginfo_t *, void *);
* } __sigaction_handler
* }
*/
public static final long __sigaction_handler$offset() {
return __sigaction_handler$OFFSET;
}
/**
* Getter for field:
* {@snippet lang=c :
* union {
* __sighandler_t sa_handler;
* void (*sa_sigaction)(int, siginfo_t *, void *);
* } __sigaction_handler
* }
*/
public static MemorySegment __sigaction_handler(MemorySegment struct) {
return struct.asSlice(__sigaction_handler$OFFSET, __sigaction_handler$LAYOUT.byteSize());
}
/**
* Setter for field:
* {@snippet lang=c :
* union {
* __sighandler_t sa_handler;
* void (*sa_sigaction)(int, siginfo_t *, void *);
* } __sigaction_handler
* }
*/
public static void __sigaction_handler(MemorySegment struct, MemorySegment fieldValue) {
MemorySegment.copy(fieldValue, 0L, struct, __sigaction_handler$OFFSET, __sigaction_handler$LAYOUT.byteSize());
}
private static final GroupLayout sa_mask$LAYOUT = (GroupLayout)$LAYOUT.select(groupElement("sa_mask"));
/**
* Layout for field:
* {@snippet lang=c :
* __sigset_t sa_mask
* }
*/
public static final GroupLayout sa_mask$layout() {
return sa_mask$LAYOUT;
}
private static final long sa_mask$OFFSET = 8;
/**
* Offset for field:
* {@snippet lang=c :
* __sigset_t sa_mask
* }
*/
public static final long sa_mask$offset() {
return sa_mask$OFFSET;
}
/**
* Getter for field:
* {@snippet lang=c :
* __sigset_t sa_mask
* }
*/
public static MemorySegment sa_mask(MemorySegment struct) {
return struct.asSlice(sa_mask$OFFSET, sa_mask$LAYOUT.byteSize());
}
/**
* Setter for field:
* {@snippet lang=c :
* __sigset_t sa_mask
* }
*/
public static void sa_mask(MemorySegment struct, MemorySegment fieldValue) {
MemorySegment.copy(fieldValue, 0L, struct, sa_mask$OFFSET, sa_mask$LAYOUT.byteSize());
}
private static final OfInt sa_flags$LAYOUT = (OfInt)$LAYOUT.select(groupElement("sa_flags"));
/**
* Layout for field:
* {@snippet lang=c :
* int sa_flags
* }
*/
public static final OfInt sa_flags$layout() {
return sa_flags$LAYOUT;
}
private static final long sa_flags$OFFSET = 136;
/**
* Offset for field:
* {@snippet lang=c :
* int sa_flags
* }
*/
public static final long sa_flags$offset() {
return sa_flags$OFFSET;
}
/**
* Getter for field:
* {@snippet lang=c :
* int sa_flags
* }
*/
public static int sa_flags(MemorySegment struct) {
return struct.get(sa_flags$LAYOUT, sa_flags$OFFSET);
}
/**
* Setter for field:
* {@snippet lang=c :
* int sa_flags
* }
*/
public static void sa_flags(MemorySegment struct, int fieldValue) {
struct.set(sa_flags$LAYOUT, sa_flags$OFFSET, fieldValue);
}
/**
* {@snippet lang=c :
* void (*sa_restorer)(void)
* }
*/
public class sa_restorer {
/**
* The function pointer signature, expressed as a functional interface
*/
public interface Function {
void apply();
}
private static final FunctionDescriptor $DESC = FunctionDescriptor.ofVoid();
/**
* The descriptor of this function pointer
*/
public static FunctionDescriptor descriptor() {
return $DESC;
}
private static final MethodHandle UP$MH = app_indicator_h.upcallHandle(sa_restorer.Function.class, "apply", $DESC);
/**
* Allocates a new upcall stub, whose implementation is defined by {@code fi}.
* The lifetime of the returned segment is managed by {@code arena}
*/
public static MemorySegment allocate(sa_restorer.Function fi, Arena arena) {
return Linker.nativeLinker().upcallStub(UP$MH.bindTo(fi), $DESC, arena);
}
private static final MethodHandle DOWN$MH = Linker.nativeLinker().downcallHandle($DESC);
/**
* Invoke the upcall stub {@code funcPtr}, with given parameters
*/
public static void invoke(MemorySegment funcPtr) {
try {
DOWN$MH.invokeExact(funcPtr);
} catch (Throwable ex$) {
throw new AssertionError("should not reach here", ex$);
}
}
}
private static final AddressLayout sa_restorer$LAYOUT = (AddressLayout)$LAYOUT.select(groupElement("sa_restorer"));
/**
* Layout for field:
* {@snippet lang=c :
* void (*sa_restorer)(void)
* }
*/
public static final AddressLayout sa_restorer$layout() {
return sa_restorer$LAYOUT;
}
private static final long sa_restorer$OFFSET = 144;
/**
* Offset for field:
* {@snippet lang=c :
* void (*sa_restorer)(void)
* }
*/
public static final long sa_restorer$offset() {
return sa_restorer$OFFSET;
}
/**
* Getter for field:
* {@snippet lang=c :
* void (*sa_restorer)(void)
* }
*/
public static MemorySegment sa_restorer(MemorySegment struct) {
return struct.get(sa_restorer$LAYOUT, sa_restorer$OFFSET);
}
/**
* Setter for field:
* {@snippet lang=c :
* void (*sa_restorer)(void)
* }
*/
public static void sa_restorer(MemorySegment struct, MemorySegment fieldValue) {
struct.set(sa_restorer$LAYOUT, sa_restorer$OFFSET, fieldValue);
}
/**
* Obtains a slice of {@code arrayParam} which selects the array element at {@code index}.
* The returned segment has address {@code arrayParam.address() + index * layout().byteSize()}
*/
public static MemorySegment asSlice(MemorySegment array, long index) {
return array.asSlice(layout().byteSize() * index);
}
/**
* The size (in bytes) of this struct
*/
public static long sizeof() { return layout().byteSize(); }
/**
* Allocate a segment of size {@code layout().byteSize()} using {@code allocator}
*/
public static MemorySegment allocate(SegmentAllocator allocator) {
return allocator.allocate(layout());
}
/**
* Allocate an array of size {@code elementCount} using {@code allocator}.
* The returned segment has size {@code elementCount * layout().byteSize()}.
*/
public static MemorySegment allocateArray(long elementCount, SegmentAllocator allocator) {
return allocator.allocate(MemoryLayout.sequenceLayout(elementCount, layout()));
}
/**
* Reinterprets {@code addr} using target {@code arena} and {@code cleanupAction) (if any).
* The returned segment has size {@code layout().byteSize()}
*/
public static MemorySegment reinterpret(MemorySegment addr, Arena arena, Consumer cleanup) {
return reinterpret(addr, 1, arena, cleanup);
}
/**
* Reinterprets {@code addr} using target {@code arena} and {@code cleanupAction) (if any).
* The returned segment has size {@code elementCount * layout().byteSize()}
*/
public static MemorySegment reinterpret(MemorySegment addr, long elementCount, Arena arena, Consumer cleanup) {
return addr.reinterpret(layout().byteSize() * elementCount, arena, cleanup);
}
}