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added new apis

    1: /*************************************************************************
    2: * (C) 2008 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
    3: *  by Michael Pounov <misho@openbsd-bg.org>
    4: *
    5: * $Author: misho $
    6: * $Id: defs.h,v 1.4.2.2 2012/02/27 23:57:12 misho Exp $
    7: *
    8: **************************************************************************
    9: The ELWIX and AITNET software is distributed under the following
   10: terms:
   11: 
   12: All of the documentation and software included in the ELWIX and AITNET
   13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
   14: 
   15: Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
   16: 	by Michael Pounov <misho@elwix.org>.  All rights reserved.
   17: 
   18: Redistribution and use in source and binary forms, with or without
   19: modification, are permitted provided that the following conditions
   20: are met:
   21: 1. Redistributions of source code must retain the above copyright
   22:    notice, this list of conditions and the following disclaimer.
   23: 2. Redistributions in binary form must reproduce the above copyright
   24:    notice, this list of conditions and the following disclaimer in the
   25:    documentation and/or other materials provided with the distribution.
   26: 3. All advertising materials mentioning features or use of this software
   27:    must display the following acknowledgement:
   28: This product includes software developed by Michael Pounov <misho@elwix.org>
   29: ELWIX - Embedded LightWeight unIX and its contributors.
   30: 4. Neither the name of AITNET nor the names of its contributors
   31:    may be used to endorse or promote products derived from this software
   32:    without specific prior written permission.
   33: 
   34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
   35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   37: ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
   38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   44: SUCH DAMAGE.
   45: */
   46: #ifndef __DEFS_H
   47: #define __DEFS_H
   48: 
   49: #define STRSIZ		256
   50: 
   51: #define SESS_AIT_MAGIC	0x3CC3
   52: 
   53: #define MEM_MODE	0640
   54: #define MEM_DELIM	"\xFF"
   55: 
   56: #define MEM_FLAG_ACT	0
   57: #define MEM_FLAG_INACT	1
   58: #define MEM_FLAG_LOCK	2
   59: 
   60: #define MEM_MAGIC_START	0xAAAAAAAA
   61: #define MEM_MAGIC_STOP	0x55555555
   62: #define MEM_ALLOC_MAX	0xFFFFFFF3
   63: 
   64: /* memory pool helper macros */
   65: 
   66: #define MEM_MIN_BUCKET	4
   67: #define MEM_MAX_BUCKET	32
   68: 
   69: #define MEM_PTR2LINT(x)	((u_int) ((uintptr_t)(x)) & 0xFFFFFFFF)
   70: #define MEM_PTR2HINT(x)	((u_int) (((uintptr_t)(x)) >> 32) & 0xFFFFFFFF)
   71: #define MEM_INT2PTR(x)	((void*) ((uintptr_t)(x)))
   72: 
   73: #define MEM_BADADDR(x)	(MEM_PTR2LINT(x) < 0x00001000U || MEM_PTR2LINT(x) > 0xFFFFF000U)
   74: #define MEM_CORRUPT(x)	(!(x) || ((u_int*)(x))[-1] != MEM_MAGIC_START || \
   75: 				((u_int*)(x))[((u_int*)(x))[-2]] != MEM_MAGIC_STOP)
   76: 
   77: #define mem_data(x, _type)	(assert((x)), (_type) ((x)->alloc_mem ? ((x)->alloc_mem + 2) : NULL))
   78: #define mem_len(x)		(assert((x)), (x)->alloc_mem ? *(x)->alloc_mem : 0)
   79: #define mem_size(x)		(mem_len((x)) * sizeof(u_int))
   80: 
   81: 
   82: #define LOGERR	{ \
   83: 			sess_Errno = errno; \
   84: 			strlcpy(sess_Error, strerror(errno), sizeof sess_Error); \
   85: 		}
   86: 
   87: /*
   88: union semun {
   89: 	int			val;
   90: 	struct semid_ds		*buf;
   91: 	unsigned short int	*array;
   92: 	struct seminfo		*__buf;
   93: }; */
   94: #ifndef HAVE_UNION_SEMUN
   95: union semun {
   96: 	int		val;		/* value for SETVAL */
   97: 	struct semid_ds	*buf;		/* buffer for IPC_STAT & IPC_SET */
   98: 	unsigned short	*array;		/* array for GETALL & SETALL */
   99: };
  100: #endif
  101: 
  102: typedef struct _tagSessHdr {
  103: 	uint16_t	hdr_magic;
  104: 	uint16_t	hdr_argc;
  105: } sess_hdr_t;
  106: 
  107: 
  108: extern int sess_Errno;
  109: extern char sess_Error[STRSIZ];
  110: 
  111: 
  112: #endif