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Annotation of embedaddon/istgt/src/istgt_log.h, revision 1.1.1.2

1.1       misho       1: /*
1.1.1.2 ! misho       2:  * Copyright (C) 2008-2012 Daisuke Aoyama <aoyama@peach.ne.jp>.
1.1       misho       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: 
1.1.1.2 ! misho      34: #if !defined(__GNUC__)
        !            35: #undef __attribute__
        !            36: #define __attribute__(x)
        !            37: #endif
        !            38: 
1.1       misho      39: #ifndef ISTGT_LOG_FACILITY
                     40: #define ISTGT_LOG_FACILITY LOG_LOCAL7
                     41: #endif
                     42: #ifndef ISTGT_LOG_PRIORITY
                     43: #define ISTGT_LOG_PRIORITY LOG_NOTICE
                     44: #endif
                     45: 
                     46: #define ISTGT_TRACE_ALL     (~0U)
                     47: #define ISTGT_TRACE_NONE    0U
                     48: #define ISTGT_TRACE_DEBUG   0x80000000U
                     49: #define ISTGT_TRACE_NET     0x0000000fU
                     50: #define ISTGT_TRACE_ISCSI   0x000000f0U
                     51: #define ISTGT_TRACE_SCSI    0x00000f00U
                     52: #define ISTGT_TRACE_LU      0x0000f000U
                     53: 
                     54: #define ISTGT_LOG(...) \
                     55:        istgt_log(NULL, 0, NULL, __VA_ARGS__)
                     56: #define ISTGT_NOTICELOG(...) \
                     57:        istgt_noticelog(NULL, 0, NULL, __VA_ARGS__)
                     58: #define ISTGT_ERRLOG(...) \
                     59:        istgt_errlog(__FILE__, __LINE__, __func__, __VA_ARGS__)
1.1.1.2 ! misho      60: #define ISTGT_WARNLOG(...)                                             \
        !            61:        do {                                                            \
        !            62:                if (g_warn_flag != 0) {                                 \
        !            63:                        istgt_warnlog(__FILE__, __LINE__, __func__, __VA_ARGS__); \
        !            64:                }                                                       \
1.1       misho      65:        } while (0)
                     66: #ifdef DEBUG
1.1.1.2 ! misho      67: #define ISTGT_TRACELOG(FLAG, ...)                                      \
        !            68:        do {                                                            \
        !            69:                if (g_trace_flag & (FLAG)) {                            \
        !            70:                        istgt_tracelog((FLAG), __FILE__, __LINE__, __func__, \
        !            71:                            __VA_ARGS__);                               \
        !            72:                }                                                       \
1.1       misho      73:        } while (0)
1.1.1.2 ! misho      74: #define ISTGT_TRACEDUMP(FLAG, LABEL, BUF, LEN)                         \
        !            75:        do {                                                            \
        !            76:                if (g_trace_flag & (FLAG)) {                            \
        !            77:                        istgt_trace_dump((FLAG), (LABEL), (BUF), (LEN)); \
        !            78:                }                                                       \
1.1       misho      79:        } while (0)
                     80: #else
                     81: #define ISTGT_TRACELOG(FLAG, ...)
                     82: #define ISTGT_TRACEDUMP(FLAG, LABEL, BUF, LEN)
                     83: #endif /* DEBUG */
                     84: 
                     85: int istgt_set_log_facility(const char *facility);
                     86: int istgt_set_log_priority(const char *priority);
1.1.1.2 ! misho      87: void istgt_log(const char *file, const int line, const char *func, const char *format, ...) __attribute__((__format__(__printf__, 4, 5)));
        !            88: void istgt_noticelog(const char *file, const int line, const char *func, const char *format, ...) __attribute__((__format__(__printf__, 4, 5)));
        !            89: void istgt_tracelog(const int flag, const char *file, const int line, const char *func, const char *format, ...) __attribute__((__format__(__printf__, 5, 6)));
        !            90: void istgt_errlog(const char *file, const int line, const char *func, const char *format, ...) __attribute__((__format__(__printf__, 4, 5)));
        !            91: void istgt_warnlog(const char *file, const int line, const char *func, const char *format, ...) __attribute__((__format__(__printf__, 4, 5)));
1.1       misho      92: void istgt_open_log(void);
                     93: void istgt_close_log(void);
                     94: void istgt_set_trace_flag(int flag);
                     95: void istgt_trace_dump(int flag, const char *label, const uint8_t *buf, size_t len);
                     96: 
                     97: extern int g_trace_flag;
                     98: extern int g_warn_flag;
                     99: 
                    100: #endif /* ISTGT_LOG_H */