Examples with CEntryPoint org.graalvm.nativeimage.c.function.CEntryPoint used on opensource projects

Example 76 with CEntryPoint

use of org.graalvm.nativeimage.c.function.CEntryPoint in project graal by oracle.

the class NativeAPIImpl method releaseAndReturn.

@CEntryPoint
@CEntryPointOptions(prologue = EnterNativeTruffleEnvPrologue.class, publishAs = Publish.NotPublished, include = CEntryPointOptions.NotIncludedAutomatically.class)
static TruffleObjectHandle releaseAndReturn(@SuppressWarnings("unused") NativeTruffleEnv env, TruffleObjectHandle handle) {
    TruffleNFISupport support = ImageSingletons.lookup(TruffleNFISupport.class);
    Object object = support.resolveHandle(handle);
    support.destroyGlobalHandle(handle);
    return TruffleNFISupport.createLocalHandle(object);
}

Example 77 with CEntryPoint

use of org.graalvm.nativeimage.c.function.CEntryPoint in project graal by oracle.

the class NativeAPIImpl method newObjectRef.

@CEntryPoint
@CEntryPointOptions(prologue = EnterNativeTruffleEnvPrologue.class, publishAs = Publish.NotPublished, include = CEntryPointOptions.NotIncludedAutomatically.class)
static TruffleObjectHandle newObjectRef(@SuppressWarnings("unused") NativeTruffleEnv env, TruffleObjectHandle handle) {
    TruffleNFISupport support = ImageSingletons.lookup(TruffleNFISupport.class);
    Object object = support.resolveHandle(handle);
    return support.createGlobalHandle(object);
}

Example 78 with CEntryPoint

use of org.graalvm.nativeimage.c.function.CEntryPoint in project graal by oracle.

the class NativeClosure method invokeClosureBufferRet.

@CEntryPoint
@CEntryPointOptions(prologue = EnterClosureDataIsolatePrologue.class, publishAs = Publish.NotPublished, include = CEntryPointOptions.NotIncludedAutomatically.class)
static void invokeClosureBufferRet(@SuppressWarnings("unused") ffi_cif cif, Pointer ret, WordPointer args, ClosureData user) {
    CIntPointer errnoMirror = ErrnoMirror.getErrnoMirrorLocation();
    errnoMirror.write(Errno.errno());
    try {
        NativeClosure closure = lookup(user);
        ByteBuffer retBuffer = closure.createRetBuffer(ret);
        Target_com_oracle_truffle_nfi_impl_LibFFIClosure_RetPatches patches = (Target_com_oracle_truffle_nfi_impl_LibFFIClosure_RetPatches) closure.call(args, retBuffer);
        if (patches != null) {
            for (int i = 0; i < patches.count; i++) {
                Target_com_oracle_truffle_nfi_impl_NativeArgumentBuffer_TypeTag tag = getTag(patches.patches[i]);
                int offset = getOffset(patches.patches[i]);
                Object obj = patches.objects[i];
                if (tag == Target_com_oracle_truffle_nfi_impl_NativeArgumentBuffer_TypeTag.OBJECT) {
                    WordBase handle = ImageSingletons.lookup(TruffleNFISupport.class).createGlobalHandle(obj);
                    ret.writeWord(offset, handle);
                } else if (tag == Target_com_oracle_truffle_nfi_impl_NativeArgumentBuffer_TypeTag.STRING) {
                    ret.writeWord(offset, serializeStringRet(obj));
                } else {
                // nothing to do
                }
            }
        }
    } finally {
        Errno.set_errno(errnoMirror.read());
    }
}

Example 79 with CEntryPoint

use of org.graalvm.nativeimage.c.function.CEntryPoint in project graal by oracle.

the class NativeClosure method invokeClosureVoidRet.

@CEntryPoint
@CEntryPointOptions(prologue = EnterClosureDataIsolatePrologue.class, publishAs = Publish.NotPublished, include = CEntryPointOptions.NotIncludedAutomatically.class)
static void invokeClosureVoidRet(@SuppressWarnings("unused") ffi_cif cif, @SuppressWarnings("unused") WordPointer ret, WordPointer args, ClosureData user) {
    CIntPointer errnoMirror = ErrnoMirror.getErrnoMirrorLocation();
    errnoMirror.write(Errno.errno());
    try {
        lookup(user).call(args, null);
    } finally {
        Errno.set_errno(errnoMirror.read());
    }
}

Example 80 with CEntryPoint

use of org.graalvm.nativeimage.c.function.CEntryPoint in project graal by oracle.

the class NativeClosure method invokeClosureObjectRet.

@CEntryPoint
@CEntryPointOptions(prologue = EnterClosureDataIsolatePrologue.class, publishAs = Publish.NotPublished, include = CEntryPointOptions.NotIncludedAutomatically.class)
static void invokeClosureObjectRet(@SuppressWarnings("unused") ffi_cif cif, WordPointer ret, WordPointer args, ClosureData user) {
    CIntPointer errnoMirror = ErrnoMirror.getErrnoMirrorLocation();
    errnoMirror.write(Errno.errno());
    try {
        Object obj = lookup(user).call(args, null);
        if (obj == null) {
            ret.write(WordFactory.zero());
        } else {
            TruffleObjectHandle handle = ImageSingletons.lookup(TruffleNFISupport.class).createGlobalHandle(obj);
            ret.write(handle);
        }
    } finally {
        Errno.set_errno(errnoMirror.read());
    }
}