83 lines
2.4 KiB
C
83 lines
2.4 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2021, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#include "curl_setup.h"
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#include "curl_endian.h"
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/*
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* Curl_read16_le()
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*
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* This function converts a 16-bit integer from the little endian format, as
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* used in the incoming package to whatever endian format we're using
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* natively.
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*
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* Parameters:
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*
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* buf [in] - A pointer to a 2 byte buffer.
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*
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* Returns the integer.
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*/
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unsigned short Curl_read16_le(const unsigned char *buf)
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{
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return (unsigned short)(((unsigned short)buf[0]) |
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((unsigned short)buf[1] << 8));
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}
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/*
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* Curl_read32_le()
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*
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* This function converts a 32-bit integer from the little endian format, as
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* used in the incoming package to whatever endian format we're using
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* natively.
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*
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* Parameters:
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*
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* buf [in] - A pointer to a 4 byte buffer.
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*
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* Returns the integer.
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*/
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unsigned int Curl_read32_le(const unsigned char *buf)
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{
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return ((unsigned int)buf[0]) | ((unsigned int)buf[1] << 8) |
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((unsigned int)buf[2] << 16) | ((unsigned int)buf[3] << 24);
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}
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/*
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* Curl_read16_be()
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*
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* This function converts a 16-bit integer from the big endian format, as
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* used in the incoming package to whatever endian format we're using
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* natively.
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*
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* Parameters:
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*
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* buf [in] - A pointer to a 2 byte buffer.
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*
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* Returns the integer.
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*/
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unsigned short Curl_read16_be(const unsigned char *buf)
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{
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return (unsigned short)(((unsigned short)buf[0] << 8) |
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((unsigned short)buf[1]));
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}
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