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/*
* Copyright (C) 2004 Nigel Horne <njh@bandsman.co.uk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA. |
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*
* $Log: line.c,v $ |
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* Revision 1.10 2006/04/09 19:59:27 kojm
* update GPL headers with new address for FSF
* |
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* Revision 1.9 2005/03/10 08:53:33 nigelhorne
* Tidy
* |
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* Revision 1.8 2005/03/01 11:38:11 nigelhorne
* Fix typo
* |
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* Revision 1.7 2004/12/08 20:07:23 nigelhorne
* Fix compilation error on Solaris
* |
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* Revision 1.6 2004/10/14 17:45:55 nigelhorne
* Try to reclaim some memory if it becomes low when decoding
* |
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* Revision 1.5 2004/09/30 08:58:56 nigelhorne
* Remove empty lines
* |
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* Revision 1.4 2004/09/21 14:55:26 nigelhorne
* Handle blank lines in text/plain messages
* |
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* Revision 1.3 2004/08/25 12:30:36 nigelhorne
* Use memcpy rather than strcpy
* |
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* Revision 1.2 2004/08/21 11:57:57 nigelhorne
* Use line.[ch]
* |
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* Revision 1.1 2004/08/20 11:58:20 nigelhorne
* First draft
*
*/
|
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static char const rcsid[] = "$Id: line.c,v 1.10 2006/04/09 19:59:27 kojm Exp $"; |
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#if HAVE_CONFIG_H
#include "clamav-config.h"
#endif
|
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#ifndef CL_DEBUG
#define NDEBUG /* map CLAMAV debug onto standard */
#endif
|
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#include <stdio.h>
#include <string.h> |
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#include <assert.h> |
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#include "line.h"
#include "others.h"
|
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#ifdef OLD |
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line_t *
lineCreate(const char *data)
{ |
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line_t *ret = (line_t *)cli_malloc(sizeof(struct line)); |
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if(ret == NULL)
return NULL;
|
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ret->l_str = strdup(data);
if(ret->l_str == NULL) { |
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free(ret);
return NULL;
}
ret->l_refs = 1;
return ret;
}
line_t *
lineLink(line_t *line)
{
line->l_refs++;
return line;
}
line_t *
lineUnlink(line_t *line)
{ |
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/*printf("%d:\n\t'%s'\n", line->l_refs, line->l_str);*/
|
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if(--line->l_refs == 0) { |
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free(line->l_str);
free(line);
return NULL;
}
return line;
}
const char *
lineGetData(const line_t *line)
{
return line ? line->l_str : NULL;
}
#else
line_t *
lineCreate(const char *data)
{ |
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const size_t size = strlen(data);
line_t *ret = (line_t *)cli_malloc(size + 2); |
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if(ret == NULL) |
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return (line_t *)NULL; |
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ret[0] = (char)1; |
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/*strcpy(&ret[1], data);*/
memcpy(&ret[1], data, size);
ret[size + 1] = '\0'; |
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return ret;
}
line_t *
lineLink(line_t *line)
{ |
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assert(line != NULL); |
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if((unsigned char)line[0] == (unsigned char)255) { |
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cli_dbgmsg("lineLink: linkcount too large (%s)\n", lineGetData(line));
return lineCreate(lineGetData(line)); |
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}
line[0]++; |
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/*printf("%d:\n\t'%s'\n", (int)line[0], &line[1]);*/ |
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return line;
}
line_t *
lineUnlink(line_t *line)
{
/*printf("%d:\n\t'%s'\n", (int)line[0], &line[1]);*/
if(--line[0] == 0) { |
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free(line);
return NULL;
}
return line;
}
const char *
lineGetData(const line_t *line)
{ |
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return line ? &line[1] : NULL; |
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} |
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unsigned char
lineGetRefCount(const line_t *line)
{ |
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return (unsigned char)line[0]; |
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} |
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#endif |