190 lines
8.4 KiB
Cython
190 lines
8.4 KiB
Cython
# schema.capnp.cpp.pyx
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# distutils: language = c++
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# distutils: extra_compile_args = --std=c++11
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# distutils: libraries = capnp
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cimport capnp_schema as capnp
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from capnp_schema cimport {% for node_name, node_dict in nodes.items() %}{% if node_dict['body'] != 'enum' %}{{node_name|capitalize}} as C_{{node_name|capitalize}}{{',' if not loop.last}}{%- endif %}{% endfor %}
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from capnp_schema cimport {% for node_dict in enum_types %}{%- for member_name, member_dict in node_dict['members'].items() %}{{node_dict['full_name_cython']}}_{{member_name}}{{',' if not loop.last}}{%- endfor %}{{',' if not loop.last}}{%- endfor %}
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from capnp_schema cimport {% for node_dict in union_types %}{%- for member_name, member_dict in node_dict['members'].items() %}{{node_dict['full_name_cython']}}_{{member_name}}{{',' if not loop.last}}{%- endfor %}{{',' if not loop.last}}{% endfor %}
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# from capnp_schema cimport *
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# Not doing this since we want to namespace away the class names
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from cython.operator cimport dereference as deref
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from libc.stdint cimport *
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ctypedef unsigned int uint
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ctypedef uint8_t UInt8
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ctypedef uint16_t UInt16
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ctypedef uint32_t UInt32
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ctypedef uint64_t UInt64
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ctypedef int8_t Int8
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ctypedef int16_t Int16
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ctypedef int32_t Int32
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ctypedef int64_t Int64
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ctypedef char * Data
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ctypedef char * Object
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ctypedef char * Text
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ctypedef bint Bool
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ctypedef float Float32
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ctypedef double Float64
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cdef extern from "capnp/message.h" namespace "::capnp":
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cdef cppclass List[T]:
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cppclass Reader:
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T operator[](uint)
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uint size()
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cppclass Builder:
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T operator[](uint)
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uint size()
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def make_enum(enum_name, *sequential, **named):
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enums = dict(zip(sequential, range(len(sequential))), **named)
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reverse = dict((value, key) for key, value in enums.iteritems())
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enums['reverse_mapping'] = reverse
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return type(enum_name, (), enums)
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{%- for list_name, list_dict in list_types.items() %}
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cdef class _{{ list_name |replace('[', '_')|replace(']','_')|replace('.','_')}}Reader:
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cdef List[{{ list_dict['elem_type_cython'] }}].Reader thisptr
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cdef init(self, List[{{ list_dict['elem_type_cython'] }}].Reader other):
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self.thisptr = other
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return self
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def __getitem__(self, index):
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size = self.thisptr.size()
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if index >= size:
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raise IndexError('Out of bounds')
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index = index % size
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{%- if list_dict['elem_type'] in built_in_types %}
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return self.thisptr[index]
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{%- else %}
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return _{{ list_dict['elem_type']|replace('.','_') }}Reader().init(<{{ list_dict['elem_type_cython'] }}.Reader>self.thisptr[index])
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{%- endif %}
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def __len__(self):
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return self.thisptr.size()
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cdef class _{{ list_name |replace('[', '_')|replace(']','_')|replace('.','_')}}Builder:
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cdef List[{{ list_dict['elem_type_cython'] }}].Builder thisptr
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cdef init(self, List[{{ list_dict['elem_type_cython'] }}].Builder other):
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self.thisptr = other
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return self
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def __getitem__(self, index):
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size = self.thisptr.size()
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if index >= size:
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raise IndexError('Out of bounds')
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index = index % size
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{%- if list_dict['elem_type'] in built_in_types %}
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return self.thisptr[index]
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{%- else %}
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return _{{ list_dict['elem_type']|replace('.','_') }}Builder().init(<{{ list_dict['elem_type_cython'] }}.Builder>self.thisptr[index])
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{%- endif %}
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def __len__(self):
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return self.thisptr.size()
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{%- endfor %}
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{%- for node_name, node_dict in nodes.items() recursive %}
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{{ loop(node_dict['nestedNodes'].items()) }}
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{%- if node_dict['body'] != 'enum' %}
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{%- if node_dict['body'] == 'union' %}
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{{ node_dict['full_name_cython'] }}_Which = make_enum('{{ node_dict['full_name_cython'] }}_Which', {%- for member_name, member_dict in node_dict['members'].items() %}{{member_name}} = <int>{{node_dict['full_name_cython']}}_{{member_name}},{%- endfor %})
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{%- endif %}
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cdef class {{ node_dict['full_name_cython'] }}Reader:
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cdef C_{{ node_dict['full_name'] }}.Reader thisptr
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cdef init(self, C_{{ node_dict['full_name'] }}.Reader other):
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self.thisptr = other
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return self
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{% if node_dict['body'] == 'union' %}
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cpdef int which(self):
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return self.thisptr.which()
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{%- endif %}
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{%- for member_name, member_dict in node_dict['members'].items() %}
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property {{member_name}}:
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def __get__(self):
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{%- if member_dict['type'] in primitive_types %}
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return self.thisptr.get{{member_name|capitalize}}()
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{%- elif member_dict['type'].startswith('List[') %}
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return _{{ member_dict['type'] |replace('[', '_')|replace(']','_')|replace('.','_')}}Reader().init(self.thisptr.get{{member_name|capitalize}}())
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{%- elif member_dict['type'] in built_in_types %}
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return None
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{%- else %}
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return _{{ member_dict['full_type']|replace('.','_') }}Reader().init(<C_{{ member_dict['full_type'] }}.Reader>self.thisptr.get{{member_name|capitalize}}())
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{%- endif %}
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{%- endfor %}
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cdef class {{ node_dict['full_name_cython'] }}Builder:
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cdef C_{{ node_dict['full_name'] }}.Builder thisptr
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cdef init(self, C_{{ node_dict['full_name'] }}.Builder other):
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self.thisptr = other
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return self
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{% if node_dict['body'] == 'union' %}
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cpdef int which(self):
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return self.thisptr.which()
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{%- endif %}
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{%- for member_name, member_dict in node_dict['members'].items() %}
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property {{member_name}}:
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def __get__(self):
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{%- if member_dict['type'] in primitive_types %}
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return self.thisptr.get{{member_name|capitalize}}()
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{%- elif member_dict['type'].startswith('List[') %}
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return _{{ member_dict['type'] |replace('[', '_')|replace(']','_')|replace('.','_')}}Builder().init(self.thisptr.get{{member_name|capitalize}}())
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{%- elif member_dict['type'] in built_in_types %}
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return None
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{%- else %}
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return _{{ member_dict['full_type']|replace('.','_') }}Builder().init(<C_{{ member_dict['full_type'] }}.Builder>self.thisptr.get{{member_name|capitalize}}())
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{%- endif %}
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{%- if member_dict['type'] in primitive_types %}
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def __set__(self, val):
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self.thisptr.set{{member_name|capitalize}}(val)
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{%- elif member_dict['type'].startswith('List[') %}
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cpdef init{{member_name|capitalize}}(self, uint num):
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return _{{ member_dict['type'] |replace('[', '_')|replace(']','_')|replace('.','_')}}Builder().init(self.thisptr.init{{member_name|capitalize}}(num))
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{%- else %}
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def __set__(self, val):
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pass
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{%- endif %}
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{%- endfor %}
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{%- else %}
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{{ node_dict['full_name_cython'] }} = make_enum('{{ node_dict['full_name_cython'] }}', {%- for member_name, member_dict in node_dict['members'].items() %}{{member_name}} = <int>{{node_dict['full_name_cython']}}_{{member_name}},{%- endfor %})
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{%- endif %}
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{%- endfor %}
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cdef class MessageBuilder:
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cdef capnp.MessageBuilder * thisptr
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def __dealloc__(self):
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del self.thisptr
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{%- for name, node_dict in nodes.items() %}
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{%- if node_dict['body'] != 'enum' %}
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cpdef getRoot{{name}}(self):
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return {{ node_dict['full_name_cython'] }}Builder().init(self.thisptr.getRoot{{name}}())
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cpdef initRoot{{name}}(self):
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return {{ node_dict['full_name_cython'] }}Builder().init(self.thisptr.initRoot{{name}}())
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{%- endif %}
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{%- endfor %}
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cdef class MallocMessageBuilder(MessageBuilder):
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def __cinit__(self):
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self.thisptr = new capnp.MallocMessageBuilder()
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cdef class MessageReader:
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cdef capnp.MessageReader * thisptr
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def __dealloc__(self):
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del self.thisptr
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{%- for name, node_dict in nodes.items() %}
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{%- if node_dict['body'] != 'enum' %}
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cpdef getRoot{{name}}(self):
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return {{ node_dict['full_name_cython'] }}Reader().init(self.thisptr.getRoot{{name}}())
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{%- endif %}
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{%- endfor %}
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cdef class StreamFdMessageReader(MessageReader):
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def __cinit__(self, int fd):
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self.thisptr = new capnp.StreamFdMessageReader(int)
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cdef class PackedFdMessageReader(MessageReader):
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def __cinit__(self, int fd):
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self.thisptr = new capnp.PackedFdMessageReader(int)
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def writeMessageToFd(int fd, MessageBuilder m):
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capnp.writeMessageToFd(fd, deref(m.thisptr))
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def writePackedMessageToFd(int fd, MessageBuilder m):
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capnp.writePackedMessageToFd(fd, deref(m.thisptr)) |