/*    Unix SMB/CIFS implementation.   server specific string routines   Copyright (C) Andrew Tridgell 2001   Copyright (C) Andrew Bartlett <abartlet@samba.org> 2003      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   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.*/#include "includes.h"extern int max_send;/* Make sure we can't write a string past the end of the buffer */size_t srvstr_push_fn(const char *function, unsigned int line, 		      const char *base_ptr, void *dest, 		      const char *src, int dest_len, int flags){	size_t buf_used = PTR_DIFF(dest, base_ptr);	if (dest_len == -1) {		if (((ptrdiff_t)dest < (ptrdiff_t)base_ptr) || (buf_used > (size_t)max_send)) {#if 0			DEBUG(0, ("Pushing string of 'unlimited' length into non-SMB buffer!\n"));#endif			return push_string_fn(function, line, base_ptr, dest, src, -1, flags);		}		return push_string_fn(function, line, base_ptr, dest, src, max_send - buf_used, flags);	}		/* 'normal' push into size-specified buffer */	return push_string_fn(function, line, base_ptr, dest, src, dest_len, flags);}