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a297641610
ecdh_helper functions were hiding the error codes and chose to return the return value of an relational operator, "==". Remove the unnecessary query and reveal the error codes. While updating the return values, code in a way that compilers will warn in case of uninitialized err. Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
29 lines
1.3 KiB
C
29 lines
1.3 KiB
C
/*
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* ECDH helper functions - KPP wrappings
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*
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* Copyright (C) 2017 Intel Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
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* CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
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* COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
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* SOFTWARE IS DISCLAIMED.
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*/
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#include <crypto/kpp.h>
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#include <linux/types.h>
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int compute_ecdh_secret(struct crypto_kpp *tfm, const u8 pub_a[64],
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const u8 priv_b[32], u8 secret[32]);
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int generate_ecdh_keys(struct crypto_kpp *tfm, u8 public_key[64],
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u8 private_key[32]);
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