1 | /* |
2 | * Copyright (c) 2012-2013 Apple Computer, Inc. All Rights Reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
9 | * compliance with the License. The rights granted to you under the License |
10 | * may not be used to create, or enable the creation or redistribution of, |
11 | * unlawful or unlicensed copies of an Apple operating system, or to |
12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
21 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
22 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | |
29 | #ifndef _IOEPORTERDEFS_H |
30 | #define _IOEPORTERDEFS_H |
31 | |
32 | //#include "IOReportHubCommon.h" |
33 | |
34 | //#define IORDEBUG_IOLOG |
35 | |
36 | #if defined(IORDEBUG_IOLOG) |
37 | #define IORLOG(fmt, args...) \ |
38 | do { \ |
39 | IOLog((fmt), ##args); \ |
40 | IOLog("\n"); \ |
41 | } while(0) |
42 | |
43 | #else |
44 | #define IORLOG(fmt, args...) |
45 | #endif |
46 | |
47 | #define IORERROR_LOG |
48 | |
49 | #ifdef IORERROR_LOG |
50 | #define IORERROR(fmt, args...) IOLog(fmt, ##args); |
51 | #else |
52 | #define IORERROR(fmt, args...) |
53 | #endif |
54 | |
55 | // overflow detection routines |
56 | #if (SIZE_T_MAX < INT_MAX) |
57 | #error "(SIZE_T_MAX < INT_MAX) -> PREFL_MEMOP_*()) unsafe for size_t" |
58 | #endif |
59 | |
60 | #define PREFL_MEMOP_FAIL(__val, __type) do { \ |
61 | if (__val <= 0) { \ |
62 | IORERROR("%s - %s <= 0!\n", __func__, #__val); \ |
63 | res = kIOReturnUnderrun; \ |
64 | goto finish; \ |
65 | } else if (__val > INT_MAX / (int)sizeof(__type)) { \ |
66 | IORERROR("%s - %s > INT_MAX / sizeof(%s)!\n",__func__,#__val,#__type);\ |
67 | res = kIOReturnOverrun; \ |
68 | goto finish; \ |
69 | } \ |
70 | } while(0) |
71 | |
72 | #define PREFL_MEMOP_PANIC(__val, __type) do { \ |
73 | if (__val <= 0) { \ |
74 | panic("%s - %s <= 0!", __func__, #__val); \ |
75 | } else if (__val > INT_MAX / (int)sizeof(__type)) { \ |
76 | panic("%s - %s > INT_MAX / sizeof(%s)!", __func__, #__val, #__type); \ |
77 | } \ |
78 | } while(0) |
79 | |
80 | //#include "IOReportHubCommon.h"// |
81 | |
82 | |
83 | |
84 | #define IOREPORTER_DEBUG_ELEMENT(idx) \ |
85 | do { \ |
86 | IOLog("IOReporter::DrvID: %llx | Elt:[%3d] |ID: %llx |Ticks: %llu |", \ |
87 | _elements[idx].provider_id, \ |
88 | idx, \ |
89 | _elements[idx].channel_id, \ |
90 | _elements[idx].timestamp); \ |
91 | IOLog("0: %llu | 1: %llu | 2: %llu | 3: %llu\n", \ |
92 | _elements[idx].values.v[0], \ |
93 | _elements[idx].values.v[1], \ |
94 | _elements[idx].values.v[2], \ |
95 | _elements[idx].values.v[3]); \ |
96 | } while(0) |
97 | |
98 | |
99 | #define IOREPORTER_CHECK_LOCK() \ |
100 | do { \ |
101 | if (!_reporterIsLocked) { \ |
102 | panic("%s was called out of locked context!", __PRETTY_FUNCTION__); \ |
103 | } \ |
104 | } while(0) \ |
105 | |
106 | #define IOREPORTER_CHECK_CONFIG_LOCK() \ |
107 | do { \ |
108 | if (!_reporterConfigIsLocked) { \ |
109 | panic("%s was called out of config locked context!", __PRETTY_FUNCTION__); \ |
110 | } \ |
111 | } while(0) \ |
112 | |
113 | #endif /* ! _IOEPORTERDEFS_H */ |
114 | |