93 lines
4.2 KiB
C
93 lines
4.2 KiB
C
/*
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*********************************************************************************************************
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* uC/TCP-IP
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* The Embedded TCP/IP Suite
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*
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* Copyright 2004-2020 Silicon Laboratories Inc. www.silabs.com
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*
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* SPDX-License-Identifier: APACHE-2.0
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*
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* This software is subject to an open source license and is distributed by
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* Silicon Laboratories Inc. pursuant to the terms of the Apache License,
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* Version 2.0 available at www.apache.org/licenses/LICENSE-2.0.
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*
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*********************************************************************************************************
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*/
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/*
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*********************************************************************************************************
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*
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* NETWORK UTILITY LIBRARY
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*
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* Filename : net_base64.h
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* Version : V3.06.00
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*********************************************************************************************************
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* Note(s) : (1) N O compiler-supplied standard library functions are used by the network protocol suite.
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* 'net_util.*' implements ALL network-specific library functions.
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*
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* See also 'net.h NETWORK INCLUDE FILES Note #3'.
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*********************************************************************************************************
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*/
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/*
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*********************************************************************************************************
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*********************************************************************************************************
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* MODULE
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*********************************************************************************************************
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*********************************************************************************************************
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*/
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#ifndef NET_BASE64_MODULE_PRESENT
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#define NET_BASE64_MODULE_PRESENT
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/*
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*********************************************************************************************************
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*********************************************************************************************************
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* INCLUDE FILES
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*********************************************************************************************************
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*********************************************************************************************************
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*/
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#include <lib_mem.h>
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#include <net.h>
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/*
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*********************************************************************************************************
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* BASE 64 ENCODER DEFINES
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*
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* Note(s) : (1) The size of the output buffer the base 64 encoder produces is typically bigger than the
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* input buffer by a factor of (4 x 3). However, when padding is necessary, up to 3
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* additional characters could by appended. Finally, one more character is used to NULL
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* terminate the buffer.
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*********************************************************************************************************
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*/
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#define NET_BASE64_ENCODER_OCTETS_IN_GRP 3
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#define NET_BASE64_ENCODER_OCTETS_OUT_GRP 4
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#define NET_BASE64_DECODER_OCTETS_IN_GRP 4
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#define NET_BASE64_DECODER_OCTETS_OUT_GRP 3
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#define NET_BASE64_ENCODER_PAD_CHAR '='
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/* See Note #1. */
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#define NET_BASE64_ENCODER_OUT_MAX_LEN(length) (((length / 3) * 4) + ((length % 3) == 0 ? 0 : 4) + 1)
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void NetBase64_Encode(CPU_CHAR *pin_buf,
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CPU_INT16U in_len,
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CPU_CHAR *pout_buf,
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CPU_INT16U out_len,
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NET_ERR *p_err);
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void NetBase64_Decode(CPU_CHAR *pin_buf,
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CPU_INT16U in_len,
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CPU_CHAR *pout_buf,
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CPU_INT16U out_len,
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NET_ERR *p_err);
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#endif
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