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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
# cython: language_level = 3
from pyarrow.lib cimport *
from pyarrow.includes.common cimport *
from pyarrow.includes.libarrow cimport *
from pyarrow.includes.libarrow_cuda cimport *
cdef class Context(_Weakrefable):
cdef:
shared_ptr[CCudaContext] context
int device_number
cdef void init(self, const shared_ptr[CCudaContext]& ctx)
cdef class IpcMemHandle(_Weakrefable):
cdef:
shared_ptr[CCudaIpcMemHandle] handle
cdef void init(self, shared_ptr[CCudaIpcMemHandle]& h)
cdef class CudaBuffer(Buffer):
cdef:
shared_ptr[CCudaBuffer] cuda_buffer
object base
cdef void init_cuda(self,
const shared_ptr[CCudaBuffer]& buffer,
object base)
cdef class HostBuffer(Buffer):
cdef:
shared_ptr[CCudaHostBuffer] host_buffer
cdef void init_host(self, const shared_ptr[CCudaHostBuffer]& buffer)
cdef class BufferReader(NativeFile):
cdef:
CCudaBufferReader* reader
CudaBuffer buffer
cdef class BufferWriter(NativeFile):
cdef:
CCudaBufferWriter* writer
CudaBuffer buffer
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