Annotation of libaitio/inc/defs.h, revision 1.5.10.3
1.1 misho 1: /*************************************************************************
1.2 misho 2: * (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
3: * by Michael Pounov <misho@elwix.org>
1.1 misho 4: *
5: * $Author: misho $
1.5.10.3! misho 6: * $Id: defs.h,v 1.5.10.2 2012/05/23 11:59:51 misho Exp $
1.1 misho 7: *
1.2 misho 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
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: */
1.1 misho 46: #ifndef __DEFS_H
47: #define __DEFS_H
48:
49:
1.4 misho 50: #define STRSIZ 256
51: #define RECV_TIMEOUT 5000
52:
53: #define BUFIO_MODE_LIMIT 0
54: #define BUFIO_MODE_INFINIT 1
1.1 misho 55:
1.5.10.1 misho 56: /* memory pool helper macros */
57:
58: #define MEM_MAGIC_START 0xAAAAAAAA
59: #define MEM_MAGIC_STOP 0x55555555
60: #define MEM_ALLOC_MAX 0xFFFFFFF3
61:
62: #define MEM_MIN_BUCKET 4
63: #define MEM_MAX_BUCKET 32
64:
65: #define MEM_PTR2LINT(x) ((u_int) ((uintptr_t)(x)) & 0xFFFFFFFF)
66: #define MEM_PTR2HINT(x) ((u_int) (sizeof(uintptr_t) == sizeof(u_int)) ? 0 : \
67: (((uintptr_t)(x)) >> 32) & 0xFFFFFFFF)
68: #define MEM_INT2PTR(x) ((void*) ((uintptr_t)(x)))
69:
70: #define MEM_BADADDR(x) (MEM_PTR2LINT(x) < 0x00001000U || MEM_PTR2LINT(x) > 0xFFFFF000U)
71: #define MEM_CORRUPT(x) (!(x) || ((u_int*)(x))[-1] != MEM_MAGIC_START || \
72: ((u_int*)(x))[((u_int*)(x))[-2]] != MEM_MAGIC_STOP)
73:
74: #define mem_data(x, _type) (assert((x)), (_type) ((x)->alloc_mem ? ((x)->alloc_mem + 2) : NULL))
75: #define mem_len(x) (assert((x)), (x)->alloc_mem ? *(x)->alloc_mem : 0)
76: #define mem_size(x) (mem_len((x)) * sizeof(u_int))
77:
78:
1.1 misho 79: #define LOGERR { \
80: io_Errno = errno; \
81: strlcpy(io_Error, strerror(errno), STRSIZ); \
82: }
83:
1.4 misho 84: struct tagBufIO {
85: int buf_mode;
86: struct {
87: void *buf_base;
88: off_t buf_size;
89: };
90: off_t buf_offset;
91:
92: void (*buf_unmap)();
93: };
94:
1.1 misho 95:
1.5.10.3! misho 96: extern mpool_t *io_mpool;
! 97: extern int use_mm;
1.5.10.2 misho 98:
1.1 misho 99: extern int io_Errno;
100: extern char io_Error[];
101:
102: inline void io_SetErr(int eno, char *estr, ...);
103:
104:
105: #endif
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