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
|
/* $OpenBSD: log.h,v 1.33 2021/04/15 16:24:31 markus Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
* All rights reserved
*
* As far as I am concerned, the code I have written for this software
* can be used freely for any purpose. Any derived versions of this
* software must be clearly marked as such, and if the derived work is
* incompatible with the protocol description in the RFC file, it must be
* called by a name other than "ssh" or "Secure Shell".
*/
#ifndef SSH_LOG_H
#define SSH_LOG_H
#include <stdarg.h> /* va_list */
#include "ssherr.h" /* ssh_err() */
/* Supported syslog facilities and levels. */
typedef enum {
SYSLOG_FACILITY_DAEMON,
SYSLOG_FACILITY_USER,
SYSLOG_FACILITY_AUTH,
#ifdef LOG_AUTHPRIV
SYSLOG_FACILITY_AUTHPRIV,
#endif
SYSLOG_FACILITY_LOCAL0,
SYSLOG_FACILITY_LOCAL1,
SYSLOG_FACILITY_LOCAL2,
SYSLOG_FACILITY_LOCAL3,
SYSLOG_FACILITY_LOCAL4,
SYSLOG_FACILITY_LOCAL5,
SYSLOG_FACILITY_LOCAL6,
SYSLOG_FACILITY_LOCAL7,
SYSLOG_FACILITY_NOT_SET = -1
} SyslogFacility;
typedef enum {
SYSLOG_LEVEL_QUIET,
SYSLOG_LEVEL_FATAL,
SYSLOG_LEVEL_ERROR,
SYSLOG_LEVEL_INFO,
SYSLOG_LEVEL_VERBOSE,
SYSLOG_LEVEL_DEBUG1,
SYSLOG_LEVEL_DEBUG2,
SYSLOG_LEVEL_DEBUG3,
SYSLOG_LEVEL_NOT_SET = -1
} LogLevel;
typedef void (log_handler_fn)(LogLevel, int, const char *, void *);
void log_init(const char *, LogLevel, SyslogFacility, int);
LogLevel log_level_get(void);
int log_change_level(LogLevel);
int log_is_on_stderr(void);
void log_redirect_stderr_to(const char *);
void log_verbose_add(const char *);
void log_verbose_reset(void);
SyslogFacility log_facility_number(char *);
const char * log_facility_name(SyslogFacility);
LogLevel log_level_number(char *);
const char * log_level_name(LogLevel);
void set_log_handler(log_handler_fn *, void *);
void cleanup_exit(int) __attribute__((noreturn));
void sshlog(const char *, const char *, int, int,
LogLevel, const char *, const char *, ...)
__attribute__((format(printf, 7, 8)));
void sshlogv(const char *, const char *, int, int,
LogLevel, const char *, const char *, va_list);
void sshsigdie(const char *, const char *, int, int,
LogLevel, const char *, const char *, ...) __attribute__((noreturn))
__attribute__((format(printf, 7, 8)));
void sshlogdie(const char *, const char *, int, int,
LogLevel, const char *, const char *, ...) __attribute__((noreturn))
__attribute__((format(printf, 7, 8)));
void sshfatal(const char *, const char *, int, int,
LogLevel, const char *, const char *, ...) __attribute__((noreturn))
__attribute__((format(printf, 7, 8)));
void sshlogdirect(LogLevel, int, const char *, ...)
__attribute__((format(printf, 3, 4)));
#define do_log2(level, ...) sshlog(__FILE__, __func__, __LINE__, 0, level, NULL, __VA_ARGS__)
#define debug3(...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_DEBUG3, NULL, __VA_ARGS__)
#define debug2(...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_DEBUG2, NULL, __VA_ARGS__)
#define debug(...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_DEBUG1, NULL, __VA_ARGS__)
#define verbose(...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_VERBOSE, NULL, __VA_ARGS__)
#define logit(...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_INFO, NULL, __VA_ARGS__)
#define error(...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_ERROR, NULL, __VA_ARGS__)
#define fatal(...) sshfatal(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_FATAL, NULL, __VA_ARGS__)
#define logdie(...) sshlogdie(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_ERROR, NULL, __VA_ARGS__)
#define sigdie(...) sshsigdie(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_ERROR, NULL, __VA_ARGS__)
/* Variants that prepend the caller's function */
#define do_log2_f(level, ...) sshlog(__FILE__, __func__, __LINE__, 1, level, NULL, __VA_ARGS__)
#define debug3_f(...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_DEBUG3, NULL, __VA_ARGS__)
#define debug2_f(...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_DEBUG2, NULL, __VA_ARGS__)
#define debug_f(...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_DEBUG1, NULL, __VA_ARGS__)
#define verbose_f(...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_VERBOSE, NULL, __VA_ARGS__)
#define logit_f(...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_INFO, NULL, __VA_ARGS__)
#define error_f(...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_ERROR, NULL, __VA_ARGS__)
#define fatal_f(...) sshfatal(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_FATAL, NULL, __VA_ARGS__)
#define logdie_f(...) sshlogdie(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_ERROR, NULL, __VA_ARGS__)
#define sigdie_f(...) sshsigdie(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_ERROR, NULL, __VA_ARGS__)
/* Variants that appends a ssh_err message */
#define do_log2_r(r, level, ...) sshlog(__FILE__, __func__, __LINE__, 0, level, ssh_err(r), __VA_ARGS__)
#define debug3_r(r, ...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_DEBUG3, ssh_err(r), __VA_ARGS__)
#define debug2_r(r, ...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_DEBUG2, ssh_err(r), __VA_ARGS__)
#define debug_r(r, ...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_DEBUG1, ssh_err(r), __VA_ARGS__)
#define verbose_r(r, ...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_VERBOSE, ssh_err(r), __VA_ARGS__)
#define logit_r(r, ...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_INFO, ssh_err(r), __VA_ARGS__)
#define error_r(r, ...) sshlog(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_ERROR, ssh_err(r), __VA_ARGS__)
#define fatal_r(r, ...) sshfatal(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_FATAL, ssh_err(r), __VA_ARGS__)
#define logdie_r(r, ...) sshlogdie(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_ERROR, ssh_err(r), __VA_ARGS__)
#define sigdie_r(r, ...) sshsigdie(__FILE__, __func__, __LINE__, 0, SYSLOG_LEVEL_ERROR, ssh_err(r), __VA_ARGS__)
#define do_log2_fr(r, level, ...) sshlog(__FILE__, __func__, __LINE__, 1, level, ssh_err(r), __VA_ARGS__)
#define debug3_fr(r, ...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_DEBUG3, ssh_err(r), __VA_ARGS__)
#define debug2_fr(r, ...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_DEBUG2, ssh_err(r), __VA_ARGS__)
#define debug_fr(r, ...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_DEBUG1, ssh_err(r), __VA_ARGS__)
#define verbose_fr(r, ...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_VERBOSE, ssh_err(r), __VA_ARGS__)
#define logit_fr(r, ...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_INFO, ssh_err(r), __VA_ARGS__)
#define error_fr(r, ...) sshlog(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_ERROR, ssh_err(r), __VA_ARGS__)
#define fatal_fr(r, ...) sshfatal(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_FATAL, ssh_err(r), __VA_ARGS__)
#define logdie_fr(r, ...) sshlogdie(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_ERROR, ssh_err(r), __VA_ARGS__)
#define sigdie_fr(r, ...) sshsigdie(__FILE__, __func__, __LINE__, 1, SYSLOG_LEVEL_ERROR, ssh_err(r), __VA_ARGS__)
#endif
|