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138 lines
3.4 KiB
C
138 lines
3.4 KiB
C
/**
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r_data.c
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Copyright (C) 1999-2000 RTFM, Inc.
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All Rights Reserved
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This package is a SSLv3/TLS protocol analyzer written by Eric Rescorla
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<ekr@rtfm.com> and licensed by RTFM, Inc.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. All advertising materials mentioning features or use of this software
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must display the following acknowledgement:
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This product includes software developed by Eric Rescorla for
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RTFM, Inc.
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4. Neither the name of RTFM, Inc. nor the name of Eric Rescorla may be
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used to endorse or promote products derived from this
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software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY ERIC RESCORLA AND RTFM, INC. ``AS IS'' AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY SUCH
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DAMAGE.
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$Id: r_data.c,v 1.3 2001/07/20 23:33:15 ekr Exp $
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ekr@rtfm.com Tue Aug 17 15:39:50 1999
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*/
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#include <r_common.h>
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#include <r_data.h>
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int r_data_create(Data **dp, UCHAR *d, int l) {
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Data *d_ = 0;
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int _status;
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if(!(d_ = (Data *)calloc(sizeof(Data), 1)))
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ABORT(R_NO_MEMORY);
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if(!(d_->data = (UCHAR *)malloc(l)))
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ABORT(R_NO_MEMORY);
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memcpy(d_->data, d, l);
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d_->len = l;
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*dp = d_;
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_status = 0;
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abort:
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if(_status)
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r_data_destroy(&d_);
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return _status;
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}
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int r_data_alloc(Data **dp, int l) {
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Data *d_ = 0;
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int _status;
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if(!(d_ = (Data *)calloc(sizeof(Data), 1)))
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ABORT(R_NO_MEMORY);
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if(!(d_->data = (UCHAR *)calloc(l, 1)))
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ABORT(R_NO_MEMORY);
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d_->len = l;
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*dp = d_;
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_status = 0;
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abort:
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if(_status)
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r_data_destroy(&d_);
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return _status;
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}
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int r_data_make(Data *dp, UCHAR *d, int l) {
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if(!(dp->data = (UCHAR *)malloc(l)))
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ERETURN(R_NO_MEMORY);
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memcpy(dp->data, d, l);
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dp->len = l;
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return 0;
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}
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int r_data_destroy(Data **dp) {
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if(!dp || !*dp)
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return 0;
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if((*dp)->data)
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free((*dp)->data);
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free(*dp);
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*dp = 0;
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return 0;
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}
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int r_data_copy(Data *dst, Data *src) {
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if(!(dst->data = (UCHAR *)malloc(src->len)))
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ERETURN(R_NO_MEMORY);
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memcpy(dst->data, src->data, dst->len = src->len);
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return 0;
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}
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int r_data_zfree(Data *d) {
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if(!d)
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return 0;
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if(!d->data)
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return 0;
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memset(d->data, 0, d->len);
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free(d->data);
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return 0;
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}
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int r_data_compare(Data *d1, Data *d2) {
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if(d1->len < d2->len)
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return -1;
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if(d2->len < d1->len)
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return -1;
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return memcmp(d1->data, d2->data, d1->len);
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}
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