137 lines
3.0 KiB
C
137 lines
3.0 KiB
C
/*
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* Copyright (C) 2010 Martin Willi
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* Copyright (C) 2010 revosec AG
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*/
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/**
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* @defgroup tls_writer tls_writer
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* @{ @ingroup libtls
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*/
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#ifndef TLS_WRITER_H_
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#define TLS_WRITER_H_
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typedef struct tls_writer_t tls_writer_t;
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#include <library.h>
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/**
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* TLS record generator.
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*/
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struct tls_writer_t {
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/**
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* Append a 8-bit integer to the buffer.
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*
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* @param value value to append
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*/
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void (*write_uint8)(tls_writer_t *this, u_int8_t value);
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/**
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* Append a 16-bit integer to the buffer.
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*
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* @param value value to append
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*/
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void (*write_uint16)(tls_writer_t *this, u_int16_t value);
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/**
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* Append a 24-bit integer to the buffer.
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*
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* @param value value to append
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*/
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void (*write_uint24)(tls_writer_t *this, u_int32_t value);
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/**
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* Append a 32-bit integer to the buffer.
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*
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* @param value value to append
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*/
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void (*write_uint32)(tls_writer_t *this, u_int32_t value);
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/**
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* Append a chunk of data without a length header.
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*
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* @param value value to append
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*/
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void (*write_data)(tls_writer_t *this, chunk_t value);
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/**
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* Append a chunk of data with a 16-bit length header.
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*
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* @param value value to append
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*/
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void (*write_data8)(tls_writer_t *this, chunk_t value);
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/**
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* Append a chunk of data with a 8-bit length header.
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*
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* @param value value to append
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*/
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void (*write_data16)(tls_writer_t *this, chunk_t value);
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/**
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* Append a chunk of data with a 24-bit length header.
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*
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* @param value value to append
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*/
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void (*write_data24)(tls_writer_t *this, chunk_t value);
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/**
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* Append a chunk of data with a 32-bit length header.
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*
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* @param value value to append
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*/
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void (*write_data32)(tls_writer_t *this, chunk_t value);
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/**
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* Prepend a 8-bit length header to existing data.
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*/
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void (*wrap8)(tls_writer_t *this);
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/**
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* Prepend a 16-bit length header to existing data.
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*/
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void (*wrap16)(tls_writer_t *this);
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/**
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* Prepend a 24-bit length header to existing data.
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*/
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void (*wrap24)(tls_writer_t *this);
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/**
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* Prepend a 32-bit length header to existing data.
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*/
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void (*wrap32)(tls_writer_t *this);
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/**
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* Get the encoded data buffer.
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*
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* @return chunk to internal buffer
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*/
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chunk_t (*get_buf)(tls_writer_t *this);
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/**
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* Destroy a tls_writer_t.
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*/
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void (*destroy)(tls_writer_t *this);
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};
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/**
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* Create a tls_writer instance.
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*
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* @param bufsize initially allocated buffer size
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*/
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tls_writer_t *tls_writer_create(u_int32_t bufsize);
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#endif /** TLS_WRITER_H_ @}*/
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