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a2947ac7bb
As a result, the copyright of contributors other than Arm is now acknowledged, and the years of publishing are no longer tracked in the source files. Also remove the now-redundant lines declaring that the files are part of MbedTLS. This commit was generated using the following script: # ======================== #!/bin/sh # Find files find '(' -path './.git' -o -path './3rdparty' ')' -prune -o -type f -print | xargs sed -bi ' # Replace copyright attribution line s/Copyright.*Arm.*/Copyright The Mbed TLS Contributors/I # Remove redundant declaration and the preceding line $!N /This file is part of Mbed TLS/Id P D ' # ======================== Signed-off-by: Bence Szépkúti <bence.szepkuti@arm.com>
124 lines
4.1 KiB
C
124 lines
4.1 KiB
C
/**
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* \file base64.h
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*
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* \brief RFC 1521 base64 encoding/decoding
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*/
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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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*
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* This file is provided under the Apache License 2.0, or the
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* GNU General Public License v2.0 or later.
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*
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* **********
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* Apache License 2.0:
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* **********
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*
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* **********
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* GNU General Public License v2.0 or later:
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* **********
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*/
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#ifndef MBEDTLS_BASE64_H
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#define MBEDTLS_BASE64_H
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#if !defined(MBEDTLS_CONFIG_FILE)
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#include "config.h"
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#else
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#include MBEDTLS_CONFIG_FILE
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#endif
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#include <stddef.h>
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#define MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL -0x002A /**< Output buffer too small. */
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#define MBEDTLS_ERR_BASE64_INVALID_CHARACTER -0x002C /**< Invalid character in input. */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* \brief Encode a buffer into base64 format
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*
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* \param dst destination buffer
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* \param dlen size of the destination buffer
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* \param olen number of bytes written
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* \param src source buffer
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* \param slen amount of data to be encoded
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*
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* \return 0 if successful, or MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL.
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* *olen is always updated to reflect the amount
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* of data that has (or would have) been written.
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* If that length cannot be represented, then no data is
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* written to the buffer and *olen is set to the maximum
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* length representable as a size_t.
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*
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* \note Call this function with dlen = 0 to obtain the
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* required buffer size in *olen
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*/
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int mbedtls_base64_encode( unsigned char *dst, size_t dlen, size_t *olen,
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const unsigned char *src, size_t slen );
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/**
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* \brief Decode a base64-formatted buffer
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*
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* \param dst destination buffer (can be NULL for checking size)
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* \param dlen size of the destination buffer
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* \param olen number of bytes written
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* \param src source buffer
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* \param slen amount of data to be decoded
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*
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* \return 0 if successful, MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL, or
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* MBEDTLS_ERR_BASE64_INVALID_CHARACTER if the input data is
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* not correct. *olen is always updated to reflect the amount
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* of data that has (or would have) been written.
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*
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* \note Call this function with *dst = NULL or dlen = 0 to obtain
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* the required buffer size in *olen
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*/
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int mbedtls_base64_decode( unsigned char *dst, size_t dlen, size_t *olen,
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const unsigned char *src, size_t slen );
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#if defined(MBEDTLS_SELF_TEST)
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/**
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* \brief Checkup routine
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*
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* \return 0 if successful, or 1 if the test failed
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*/
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int mbedtls_base64_self_test( int verbose );
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#endif /* MBEDTLS_SELF_TEST */
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#ifdef __cplusplus
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}
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#endif
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#endif /* base64.h */
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