1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
|
/* Header file with global definitions for the whole
* rsyslog project (including all subprojects like
* rfc3195d).
* Begun 2005-09-15 RGerhards
*
* Copyright (C) 2005 by Rainer Gerhards and Adiscon GmbH
*
* This file is part of rsyslog.
*
* Rsyslog 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 3 of the License, or
* (at your option) any later version.
*
* Rsyslog 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 Rsyslog. If not, see <http://www.gnu.org/licenses/>.
*
* A copy of the GPL can be found in the file "COPYING" in this distribution.
*/
#ifndef INCLUDED_RSYSLOG_H
#define INCLUDED_RSYSLOG_H
/* ############################################################# *
* # Config Settings # *
* ############################################################# */
#define RS_STRINGBUF_ALLOC_INCREMENT 128
/* ############################################################# *
* # End Config Settings # *
* ############################################################# */
#ifndef NOLARGEFILE
# undef _LARGEFILE_SOURCE
# undef _LARGEFILE64_SOURCE
# undef _FILE_OFFSET_BITS
# define _LARGEFILE_SOURCE
# define _LARGEFILE64_SOURCE
# define _FILE_OFFSET_BITS 64
#endif
#ifndef _GNU_SOURCE
# define _GNU_SOURCE 1
#endif
/* The error codes below are orginally "borrowed" from
* liblogging. As such, we reserve values up to -2999
* just in case we need to borrow something more ;)
*/
enum rsRetVal_ /** return value. All methods return this if not specified otherwise */
{
RS_RET_NOT_IMPLEMENTED = -7, /**< implementation is missing (probably internal error or lazyness ;)) */
RS_RET_OUT_OF_MEMORY = -6, /**< memory allocation failed */
RS_RET_PROVIDED_BUFFER_TOO_SMALL = -50,/**< the caller provided a buffer, but the called function sees the size of this buffer is too small - operation not carried out */
RS_RET_TRUE = -1,
RS_RET_FALSE = -2,
RS_RET_ERR = -3000, /**< generic failure */
RS_TRUNCAT_TOO_LARGE = -3001, /**< truncation operation where too many chars should be truncated */
RS_RET_FOUND_AT_STRING_END = -3002, /**< some value found, but at the last pos of string */
RS_RET_NOT_FOUND = -3003, /**< some requested value not found */
RS_RET_MISSING_TRAIL_QUOTE = -3004, /**< an expected trailing quote is missing */
RS_RET_NO_DIGIT = -3005, /**< an digit was expected, but none found (mostly parsing) */
RS_RET_NO_MORE_DATA = -3006, /**< insufficient data, e.g. end of string during parsing */
RS_RET_INVALID_IP = -3007, /**< invalid ip found where valid was expected */
RS_RET_OBJ_CREATION_FAILED = - 3008, /**< the creation of an object failed (no details available) */
RS_RET_PARAM_ERROR = -1000, /**< invalid parameter in call to function */
RS_RET_MISSING_INTERFACE = -1001,/**< interface version mismatch, required missing */
/* return states for config file processing */
RS_RET_NONE = -2000, /**< some value is not available - not necessarily an error */
RS_RET_CONFLINE_UNPROCESSED = -2001,/**< config line was not processed, pass to other module */
RS_RET_DISCARDMSG = -2002, /**< discard message (no error state, processing request!) */
RS_RET_INCOMPATIBLE = -2003, /**< function not compatible with requested feature */
RS_RET_NOENTRY = -2004, /**< do not create an entry for (whatever) - not necessary an error */
RS_RET_NO_SQL_STRING = -2005, /**< string is not suitable for use as SQL */
RS_RET_DISABLE_ACTION = -2006, /**< action requests that it be disabled */
RS_RET_SUSPENDED = -2007, /**< something was suspended, not neccesarily an error */
RS_RET_RQD_TPLOPT_MISSING = -2008,/**< a required template option is missing */
RS_RET_INVALID_VALUE = -2009,/**< some value is invalid (e.g. user-supplied data) */
RS_RET_INVALID_INT = -2010,/**< invalid integer */
RS_RET_INVALID_CMD = -2011,/**< invalid command */
RS_RET_VAL_OUT_OF_RANGE = -2012, /**< value out of range */
RS_RET_FOPEN_FAILURE = -2013, /**< failure during fopen, for example file not found - see errno */
RS_RET_END_OF_LINKEDLIST = -2014, /**< end of linked list, not an error, but a status */
RS_RET_CHAIN_NOT_PERMITTED = -2015, /**< chaining (e.g. of config command handlers) not permitted */
RS_RET_INVALID_PARAMS = -2016,/**< supplied parameters are invalid */
RS_RET_EMPTY_LIST = -2017, /**< linked list is empty */
RS_RET_FINISHED = -2018, /**< some opertion is finished, not an error state */
RS_RET_INVALID_SOURCE = -2019, /**< source (address) invalid for some reason */
RS_RET_ADDRESS_UNKNOWN = -2020, /**< an address is unknown - not necessarily an error */
RS_RET_MALICIOUS_ENTITY = -2021, /**< there is an malicious entity involved */
RS_RET_OK_DELETE_LISTENTRY = 1, /**< operation successful, but callee requested the deletion of an entry (special state) */
RS_RET_OK = 0 /**< operation successful */
};
typedef enum rsRetVal_ rsRetVal; /**< friendly type for global return value */
/* some helpful macros to work with srRetVals.
* Be sure to call the to-be-returned variable always "iRet" and
* the function finalizer always "finalize_it".
*/
#define CHKiRet(code) if((iRet = code) != RS_RET_OK) goto finalize_it
/* macro below is to be used if we need our own handling, eg for cleanup */
#define CHKiRet_Hdlr(code) if((iRet = code) != RS_RET_OK)
/* macro below is used in conjunction with CHKiRet_Hdlr, else use ABORT_FINALIZE */
#define FINALIZE goto finalize_it;
#define DEFiRet rsRetVal iRet = RS_RET_OK
#define ABORT_FINALIZE(errCode) \
do { \
iRet = errCode; \
goto finalize_it; \
} while (0)
/** Object ID. These are for internal checking. Each
* object is assigned a specific ID. This is contained in
* all Object structs (just like C++ RTTI). We can use
* this field to see if we have been passed a correct ID.
* Other than that, there is currently no other use for
* the object id.
*/
enum rsObjectID
{
OIDrsFreed = -1, /**< assigned, when an object is freed. If this
* is seen during a method call, this is an
* invalid object pointer!
*/
OIDrsInvalid = 0, /**< value created by calloc(), so do not use ;) */
/* The 0xEFCD is a debug aid. It helps us find object IDs in memory
* dumps (on X86, this is CDEF in the dump ;)
* If you are on an embedded device and you would like to save space
* make them 1 byte only.
*/
OIDrsCStr = 0xEFCD0001,
OIDrsPars = 0xEFCD0002
};
typedef enum rsObjectID rsObjID;
/* support to set object types */
#ifdef NDEBUG
#define rsSETOBJTYPE(pObj, type)
#define rsCHECKVALIDOBJECT(x, type)
#else
#define rsSETOBJTYPE(pObj, type) pObj->OID = type;
#define rsCHECKVALIDOBJECT(x, type) {assert(x != NULL); assert(x->OID == type);}
#endif
/**
* This macro should be used to free objects.
* It aids in interpreting dumps during debugging.
*/
#ifdef NDEBUG
#define RSFREEOBJ(x) free(x)
#else
#define RSFREEOBJ(x) {(x)->OID = OIDrsFreed; free(x);}
#endif
/* get rid of the unhandy "unsigned char"
*/
typedef unsigned char uchar;
/* for the time being, we do our own portability handling here. It
* looks like autotools either does not yet support checks for it, or
* I wasn't smart enough to find them ;) rgerhards, 2007-07-18
*/
#ifndef __GNUC__
# define __attribute__(x) /*NOTHING*/
#endif
#endif /* multi-include protection */
/*
* vi:set ai:
*/
|
