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
|
/* Chrysalide - Outil d'analyse de fichiers binaires
* logs.h - prototypes pour la diffusion de messages d'alerte ou informatifs
*
* Copyright (C) 2018-2019 Cyrille Bagard
*
* This file is part of Chrysalide.
*
* Chrysalide 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.
*
* Chrysalide 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 Chrysalide. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _CORE_LOGS_H
#define _CORE_LOGS_H
#include <errno.h>
#include <netdb.h>
#include <stdarg.h>
#include <string.h>
#include <openssl/err.h>
#include <i18n.h>
/* Type de messages disponibles */
typedef enum _LogMessageType
{
LMT_INFO, /* Information sur l'exécution */
LMT_PROCESS, /* Début de tâche quelconque */
LMT_WARNING, /* Avertissment à remonter */
LMT_BAD_BINARY, /* Binaire malformé */
LMT_ERROR, /* Erreur de traitement interne*/
LMT_EXT_ERROR, /* Erreur de traitement externe*/
LMT_COUNT
} LogMessageType;
/* ------------------------ EMISSIONS DE MESSAGES CLASSIQUES ------------------------ */
/* Fournit la verbosité des messages système. */
LogMessageType get_log_verbosity(void);
/* Définit la verbosité des messages système. */
void set_log_verbosity(LogMessageType);
/* Affiche un message dans le journal des messages système. */
void log_simple_message(LogMessageType, const char *);
/* Construit un message pour le journal des messages système. */
char *build_variadic_message(const char *, va_list);
/* Affiche un message dans le journal des messages système. */
void log_variadic_message(LogMessageType, const char *, ...);
/* ------------------------ REMONTEE D'EVENEMENTS INATTENDUS ------------------------ */
#define LOG_ERROR(tp, msg) \
log_variadic_message(tp, "[%s:%u] %s", __FUNCTION__, __LINE__, msg)
#if (_POSIX_C_SOURCE >= 200112L) && ! _GNU_SOURCE
# define STRERROR_SAFE(buf, ptr) \
do \
{ \
strerror_r(errno, buf, sizeof(buf)); \
ptr = buf; \
} \
while (0)
#else
# define STRERROR_SAFE(buf, ptr) \
ptr = strerror_r(errno, buf, sizeof(buf)) \
#endif
#define LOG_ERROR_N(func) \
do \
{ \
char __msg[1024]; \
const char *__msg_ptr; \
STRERROR_SAFE(__msg, __msg_ptr); \
log_variadic_message(LMT_EXT_ERROR, "[%s:%u] %s: %s", __FUNCTION__, __LINE__, func, __msg_ptr); \
} \
while (0)
#define LOG_ERROR_GAI_N(func, errcode) \
do \
{ \
char __msg[1024]; \
const char *__msg_ptr; \
if (errcode == EAI_SYSTEM) \
STRERROR_SAFE(__msg, __msg_ptr); \
else \
__msg_ptr = gai_strerror(errcode); \
log_variadic_message(LMT_EXT_ERROR, "[%s:%u] %s: %s", __FUNCTION__, __LINE__, func, __msg_ptr); \
} \
while (0)
#define LOG_ERROR_OPENSSL \
do \
{ \
unsigned long __err; \
const char *__msg; \
__err = ERR_get_error(); \
__msg = ERR_reason_error_string(__err); \
if (__msg != NULL) \
log_variadic_message(LMT_EXT_ERROR, "[%s:%u] %s", __FUNCTION__, __LINE__, __msg); \
else \
log_variadic_message(LMT_EXT_ERROR, "[%s:%u] unamed error", __FUNCTION__, __LINE__); \
} \
while (0)
#define LOG_ERROR_SQLITE(db, func) \
do \
{ \
const char *__msg; \
__msg = (db != NULL ? sqlite3_errmsg(db) : "unabled to allocate memory"); \
log_variadic_message(LMT_EXT_ERROR, "[%s:%u] %s: %s", __FUNCTION__, __LINE__, func, __msg); \
} \
while (0)
#endif /* _CORE_LOGS_H */
|