57 lines
2.4 KiB
Cython
57 lines
2.4 KiB
Cython
# Python bindings for Yasm: Pyrex input file for value.h
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#
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# Copyright (C) 2006 Michael Urman, Peter Johnson
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND OTHER CONTRIBUTORS ``AS IS''
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR OTHER CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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cdef class Value:
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cdef yasm_value value
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def __new__(self, value=None, size=None):
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cdef unsigned int sz
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if size is None:
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sz = 0
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else:
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sz = size;
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yasm_value_initialize(&self.value, NULL, sz)
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if value is None:
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pass
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elif isinstance(value, Expression):
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yasm_value_initialize(&self.value,
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yasm_expr_copy((<Expression>value).expr), sz)
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elif isinstance(value, Symbol):
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yasm_value_init_sym(&self.value, (<Symbol>value).sym, sz)
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else:
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raise TypeError("Invalid value type '%s'" % type(value))
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def __dealloc__(self):
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yasm_value_delete(&self.value)
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def finalize(self, precbc=None):
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if precbc is None:
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return yasm_value_finalize(&self.value, NULL)
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elif isinstance(precbc, Bytecode):
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return yasm_value_finalize(&self.value, (<Bytecode>precbc).bc)
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else:
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raise TypeError("Invalid precbc type '%s'" % type(precbc))
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