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1 | /***************************************************************************** |
2 | Copyright (c) 2006 EMC Corporation. | |
3 | ||
4 | This program is free software; you can redistribute it and/or modify it | |
5 | under the terms of the GNU General Public License as published by the Free | |
6 | Software Foundation; either version 2 of the License, or (at your option) | |
7 | any later version. | |
8 | ||
9 | This program is distributed in the hope that it will be useful, but WITHOUT | |
10 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
12 | more details. | |
13 | ||
14 | You should have received a copy of the GNU General Public License along with | |
15 | this program; if not, write to the Free Software Foundation, Inc., 59 | |
16 | Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
17 | ||
18 | The full GNU General Public License is included in this distribution in the | |
19 | file called LICENSE. | |
20 | ||
21 | Authors: Srinivas Aji <Aji_Srinivas@emc.com> | |
22 | ||
23 | ******************************************************************************/ | |
24 | ||
25 | #ifndef LOG_H | |
26 | #define LOG_H | |
27 | ||
28 | #include <stdio.h> | |
29 | #include <stdarg.h> | |
b600a2c3 | 30 | #include "ctl_socket_server.h" |
ad02a0eb SH |
31 | |
32 | #define LOG_LEVEL_NONE 0 | |
33 | #define LOG_LEVEL_ERROR 1 | |
34 | #define LOG_LEVEL_INFO 2 | |
35 | #define LOG_LEVEL_DEBUG 3 | |
ad02a0eb SH |
36 | #define LOG_LEVEL_MAX 100 |
37 | ||
38 | #define LOG_LEVEL_DEFAULT LOG_LEVEL_INFO | |
39 | ||
40 | extern void Dprintf(int level, const char *fmt, ...); | |
41 | extern void vDprintf(int level, const char *fmt, va_list ap); | |
42 | extern int log_level; | |
43 | ||
44 | #define PRINT(_level, _fmt, _args...) Dprintf(_level, _fmt, ##_args) | |
45 | ||
11904a35 SH |
46 | #define TSTM(x,y, _fmt, _args...) \ |
47 | do if (!(x)) { \ | |
48 | PRINT(LOG_LEVEL_ERROR, \ | |
49 | "Error in %s at %s:%d verifying %s. " _fmt, \ | |
50 | __PRETTY_FUNCTION__, __FILE__, __LINE__, \ | |
51 | #x, ##_args); \ | |
52 | return y; \ | |
53 | } while (0) | |
ad02a0eb SH |
54 | |
55 | #define TST(x,y) TSTM(x,y,"") | |
56 | ||
11904a35 SH |
57 | #define LOG(_fmt, _args...) \ |
58 | PRINT(LOG_LEVEL_DEBUG, "%s: " _fmt, __PRETTY_FUNCTION__, ##_args) | |
ad02a0eb | 59 | |
11904a35 SH |
60 | #define INFO(_fmt, _args...) \ |
61 | PRINT(LOG_LEVEL_INFO, "%s: " _fmt, __PRETTY_FUNCTION__, ##_args) | |
ad02a0eb | 62 | |
b600a2c3 SA |
63 | #ifdef NO_DAEMON |
64 | ||
11904a35 | 65 | #define ERROR(_fmt, _args...) \ |
b600a2c3 | 66 | PRINT(LOG_LEVEL_ERROR, "%s: " _fmt, ##_args) |
ad02a0eb | 67 | |
b600a2c3 SA |
68 | #else |
69 | #define ERROR(_fmt, _args...) \ | |
70 | ({ \ | |
71 | PRINT(LOG_LEVEL_ERROR, "error, %s: " _fmt, __PRETTY_FUNCTION__, ##_args); \ | |
72 | ctl_err_log(_fmt "\n", ##_args); \ | |
73 | }) | |
74 | #endif | |
ad02a0eb SH |
75 | static inline void dump_hex(void *b, int l) |
76 | { | |
11904a35 SH |
77 | unsigned char *buf = b; |
78 | char logbuf[80]; | |
79 | int i, j; | |
80 | for (i = 0; i < l; i += 16) { | |
81 | for (j = 0; j < 16 && i + j < l; j++) | |
82 | sprintf(logbuf + j * 3, " %02x", buf[i + j]); | |
83 | PRINT(LOG_LEVEL_INFO, "%s", logbuf); | |
84 | } | |
85 | PRINT(LOG_LEVEL_INFO, "\n"); | |
ad02a0eb SH |
86 | } |
87 | ||
88 | #endif |