1 /*
2 * Copyright (c) 2004, 2005 Voltaire, Inc. All rights reserved.
3 * Copyright (c) 2002-2005 Mellanox Technologies LTD. All rights reserved.
4 * Copyright (c) 1996-2003 Intel Corporation. All rights reserved.
5 *
6 * This software is available to you under a choice of one of two
7 * licenses. You may choose to be licensed under the terms of the GNU
8 * General Public License (GPL) Version 2, available from the file
9 * COPYING in the main directory of this source tree, or the
10 * OpenIB.org BSD license below:
11 *
12 * Redistribution and use in source and binary forms, with or
13 * without modification, are permitted provided that the following
14 * conditions are met:
15 *
16 * - Redistributions of source code must retain the above
17 * copyright notice, this list of conditions and the following
18 * disclaimer.
19 *
20 * - Redistributions in binary form must reproduce the above
21 * copyright notice, this list of conditions and the following
22 * disclaimer in the documentation and/or other materials
23 * provided with the distribution.
24 *
25 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
29 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
30 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
31 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
32 * SOFTWARE.
33 *
34 */
35
36 #ifdef __WIN__
37 #pragma warning(disable : 4996)
38 #endif
39
40 #if HAVE_CONFIG_H
41 # include <config.h>
42 #endif /* HAVE_CONFIG_H */
43
44 #include <complib/cl_log.h>
45 #include <complib/cl_debug.h>
46 #include <syslog.h>
47
48 /* Maximum number of bytes that can be logged. */
49 #define CL_MAX_LOG_DATA (256)
50
51 /*
52 * Size of the character buffer to allow logging the above
53 * number of bytes. A space is added after every DWORD, and
54 * a new line is added after 8 DWORDS (for a line length less than 80).
55 */
56 #define CL_LOG_DATA_SIZE (CL_MAX_LOG_DATA + (CL_MAX_LOG_DATA/4))
57
58 void
cl_log_event(IN const char * const name,IN const cl_log_type_t type,IN const char * const message,IN const void * const p_data OPTIONAL,IN const uint32_t data_len)59 cl_log_event(IN const char *const name,
60 IN const cl_log_type_t type,
61 IN const char *const message,
62 IN const void *const p_data OPTIONAL, IN const uint32_t data_len)
63 {
64 int priority, i;
65 char data[CL_LOG_DATA_SIZE];
66 char *p_buf;
67 uint8_t *p_int_data = (uint8_t *) p_data;
68
69 CL_ASSERT(name);
70 CL_ASSERT(message);
71
72 openlog(name, LOG_NDELAY | LOG_PID, LOG_USER);
73 switch (type) {
74 case CL_LOG_ERROR:
75 priority = LOG_ERR;
76 break;
77
78 case CL_LOG_WARN:
79 priority = LOG_WARNING;
80 break;
81
82 case CL_LOG_INFO:
83 default:
84 priority = LOG_INFO;
85 break;
86 }
87
88 if (p_data) {
89 CL_ASSERT(data_len);
90 if (data_len < CL_MAX_LOG_DATA) {
91 p_buf = data;
92 /* Format the data into ASCII. */
93 for (i = 0; i < data_len; i++) {
94 sprintf(p_buf, "%02x", *p_int_data++);
95 p_buf += 2;
96
97 /* Add line break after 8 DWORDS. */
98 if (i % 32) {
99 sprintf(p_buf++, "\n");
100 continue;
101 }
102
103 /* Add a space between DWORDS. */
104 if (i % 4)
105 sprintf(p_buf++, " ");
106 }
107 syslog(priority, "%s data:\n%s\n", message, p_buf);
108 } else {
109 /* The data portion is too large to log. */
110 cl_msg_out
111 ("cl_log() - WARNING: data too large to log.\n");
112 syslog(priority, "%s\n", message);
113 }
114 } else {
115 syslog(priority, "%s\n", message);
116 }
117 closelog();
118 }
119