118 lines
2.9 KiB
C
118 lines
2.9 KiB
C
|
/*
|
||
|
|
* Copyright (C) 2013-2022 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
|
||
|
|
* Copyright (C) 2007-2013 Sourcefire, Inc.
|
||
|
|
*
|
||
|
|
* Authors: Nigel Horne
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License version 2 as
|
||
|
|
* published by the Free Software Foundation.
|
||
|
|
*
|
||
|
|
* This program is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
|
|
* GNU General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public License
|
||
|
|
* along with this program; if not, write to the Free Software
|
||
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
||
|
|
* MA 02110-1301, USA.
|
||
|
|
*
|
||
|
|
* $Log: line.c,v $
|
||
|
|
* Revision 1.11 2007/02/12 20:46:08 njh
|
||
|
|
* Various tidy
|
||
|
|
*
|
||
|
|
* Revision 1.10 2006/04/09 19:59:27 kojm
|
||
|
|
* update GPL headers with new address for FSF
|
||
|
|
*
|
||
|
|
* Revision 1.9 2005/03/10 08:53:33 nigelhorne
|
||
|
|
* Tidy
|
||
|
|
*
|
||
|
|
* Revision 1.8 2005/03/01 11:38:11 nigelhorne
|
||
|
|
* Fix typo
|
||
|
|
*
|
||
|
|
* Revision 1.7 2004/12/08 20:07:23 nigelhorne
|
||
|
|
* Fix compilation error on Solaris
|
||
|
|
*
|
||
|
|
* Revision 1.6 2004/10/14 17:45:55 nigelhorne
|
||
|
|
* Try to reclaim some memory if it becomes low when decoding
|
||
|
|
*
|
||
|
|
* Revision 1.5 2004/09/30 08:58:56 nigelhorne
|
||
|
|
* Remove empty lines
|
||
|
|
*
|
||
|
|
* Revision 1.4 2004/09/21 14:55:26 nigelhorne
|
||
|
|
* Handle blank lines in text/plain messages
|
||
|
|
*
|
||
|
|
* Revision 1.3 2004/08/25 12:30:36 nigelhorne
|
||
|
|
* Use memcpy rather than strcpy
|
||
|
|
*
|
||
|
|
* Revision 1.2 2004/08/21 11:57:57 nigelhorne
|
||
|
|
* Use line.[ch]
|
||
|
|
*
|
||
|
|
* Revision 1.1 2004/08/20 11:58:20 nigelhorne
|
||
|
|
* First draft
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
|
||
|
|
#if HAVE_CONFIG_H
|
||
|
|
#include "clamav-config.h"
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <string.h>
|
||
|
|
#include <assert.h>
|
||
|
|
|
||
|
|
#include "clamav.h"
|
||
|
|
#include "line.h"
|
||
|
|
#include "others.h"
|
||
|
|
|
||
|
|
line_t *
|
||
|
|
lineCreate(const char *data)
|
||
|
|
{
|
||
|
|
const size_t size = strlen(data);
|
||
|
|
line_t *ret = (line_t *)cli_malloc(size + 2);
|
||
|
|
|
||
|
|
if (ret == NULL) {
|
||
|
|
cli_errmsg("lineCreate: Unable to allocate memory for ret\n");
|
||
|
|
return (line_t *)NULL;
|
||
|
|
}
|
||
|
|
|
||
|
|
ret[0] = (char)1;
|
||
|
|
/*strcpy(&ret[1], data);*/
|
||
|
|
memcpy(&ret[1], data, size);
|
||
|
|
ret[size + 1] = '\0';
|
||
|
|
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
line_t *
|
||
|
|
lineLink(line_t *line)
|
||
|
|
{
|
||
|
|
assert(line != NULL);
|
||
|
|
if ((unsigned char)line[0] == (unsigned char)255) {
|
||
|
|
cli_dbgmsg("lineLink: linkcount too large (%s)\n", lineGetData(line));
|
||
|
|
return lineCreate(lineGetData(line));
|
||
|
|
}
|
||
|
|
line[0]++;
|
||
|
|
/*printf("%d:\n\t'%s'\n", (int)line[0], &line[1]);*/
|
||
|
|
return line;
|
||
|
|
}
|
||
|
|
|
||
|
|
line_t *
|
||
|
|
lineUnlink(line_t *line)
|
||
|
|
{
|
||
|
|
/*printf("%d:\n\t'%s'\n", (int)line[0], &line[1]);*/
|
||
|
|
|
||
|
|
if (--line[0] == 0) {
|
||
|
|
free(line);
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
return line;
|
||
|
|
}
|
||
|
|
|
||
|
|
const char *
|
||
|
|
lineGetData(const line_t *line)
|
||
|
|
{
|
||
|
|
return line ? &line[1] : NULL;
|
||
|
|
}
|