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26 lines
924 B
Python
26 lines
924 B
Python
""" PSA Buffer utility data-class.
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"""
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# Copyright The Mbed TLS Contributors
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# SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
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class BufferParameter:
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"""Description of an input or output buffer parameter sequence to a PSA function."""
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#pylint: disable=too-few-public-methods
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def __init__(self, i: int, is_output: bool,
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buffer_name: str, size_name: str) -> None:
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"""Initialize the parameter information.
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i is the index of the function argument that is the pointer to the buffer.
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The size is argument i+1. For a variable-size output, the actual length
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goes in argument i+2.
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buffer_name and size_names are the names of arguments i and i+1.
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This class does not yet help with the output length.
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"""
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self.index = i
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self.buffer_name = buffer_name
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self.size_name = size_name
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self.is_output = is_output
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