Annotation of embedaddon/istgt/src/istgt_log.h, revision 1.1.1.1

1.1       misho       1: /*
                      2:  * Copyright (C) 2008-2010 Daisuke Aoyama <aoyama@peach.ne.jp>.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  *
                     14:  * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
                     15:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     16:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     17:  * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
                     18:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     19:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     20:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     21:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     22:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     23:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     24:  * SUCH DAMAGE.
                     25:  *
                     26:  */
                     27: 
                     28: #ifndef ISTGT_LOG_H
                     29: #define ISTGT_LOG_H
                     30: 
                     31: #include <stdint.h>
                     32: #include <stddef.h>
                     33: 
                     34: #ifndef ISTGT_LOG_FACILITY
                     35: #define ISTGT_LOG_FACILITY LOG_LOCAL7
                     36: #endif
                     37: #ifndef ISTGT_LOG_PRIORITY
                     38: #define ISTGT_LOG_PRIORITY LOG_NOTICE
                     39: #endif
                     40: 
                     41: #define ISTGT_TRACE_ALL     (~0U)
                     42: #define ISTGT_TRACE_NONE    0U
                     43: #define ISTGT_TRACE_DEBUG   0x80000000U
                     44: #define ISTGT_TRACE_NET     0x0000000fU
                     45: #define ISTGT_TRACE_ISCSI   0x000000f0U
                     46: #define ISTGT_TRACE_SCSI    0x00000f00U
                     47: #define ISTGT_TRACE_LU      0x0000f000U
                     48: 
                     49: #define ISTGT_LOG(...) \
                     50:        istgt_log(NULL, 0, NULL, __VA_ARGS__)
                     51: #define ISTGT_NOTICELOG(...) \
                     52:        istgt_noticelog(NULL, 0, NULL, __VA_ARGS__)
                     53: #define ISTGT_ERRLOG(...) \
                     54:        istgt_errlog(__FILE__, __LINE__, __func__, __VA_ARGS__)
                     55: #define ISTGT_WARNLOG(...)                                                                                             \
                     56:        do {                                                                                                                            \
                     57:                if (g_warn_flag != 0) {                                                                                 \
                     58:                        istgt_warnlog(__FILE__, __LINE__, __func__, __VA_ARGS__);       \
                     59:                }                                                                                                                               \
                     60:        } while (0)
                     61: #ifdef DEBUG
                     62: #define ISTGT_TRACELOG(FLAG, ...) \
                     63:        do {                                                                                                                            \
                     64:                if (g_trace_flag & (FLAG)) {                                                                    \
                     65:                        istgt_tracelog((FLAG), __FILE__, __LINE__, __func__,            \
                     66:                                                   __VA_ARGS__);                                                                \
                     67:                }                                                                                                                               \
                     68:        } while (0)
                     69: #define ISTGT_TRACEDUMP(FLAG, LABEL, BUF, LEN) \
                     70:        do {                                                                                                                            \
                     71:                if (g_trace_flag & (FLAG)) {                                                                    \
                     72:                        istgt_trace_dump((FLAG), (LABEL), (BUF), (LEN));                        \
                     73:                } \
                     74:        } while (0)
                     75: #else
                     76: #define ISTGT_TRACELOG(FLAG, ...)
                     77: #define ISTGT_TRACEDUMP(FLAG, LABEL, BUF, LEN)
                     78: #endif /* DEBUG */
                     79: 
                     80: int istgt_set_log_facility(const char *facility);
                     81: int istgt_set_log_priority(const char *priority);
                     82: void istgt_log(const char *file, const int line, const char *func, const char *format, ...);
                     83: void istgt_noticelog(const char *file, const int line, const char *func, const char *format, ...);
                     84: void istgt_tracelog(const int flag, const char *file, const int line, const char *func, const char *format, ...);
                     85: void istgt_errlog(const char *file, const int line, const char *func, const char *format, ...);
                     86: void istgt_warnlog(const char *file, const int line, const char *func, const char *format, ...);
                     87: void istgt_open_log(void);
                     88: void istgt_close_log(void);
                     89: void istgt_set_trace_flag(int flag);
                     90: void istgt_trace_dump(int flag, const char *label, const uint8_t *buf, size_t len);
                     91: 
                     92: extern int g_trace_flag;
                     93: extern int g_warn_flag;
                     94: 
                     95: #endif /* ISTGT_LOG_H */

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