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