LXR linux/tools/testing/selftests/powerpc/nx-gzip/include/nx

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 * Copyright 2020 IBM Corporation
   4 *
   5 */
   6
   7#ifndef _NXU_DBG_H_
   8#define _NXU_DBG_H_
   9
  10#include <sys/file.h>
  11#include <stdint.h>
  12#include <stdio.h>
  13#include <time.h>
  14#include <pthread.h>
  15
  16extern FILE * nx_gzip_log;
  17extern int nx_gzip_trace;
  18extern unsigned int nx_gzip_inflate_impl;
  19extern unsigned int nx_gzip_deflate_impl;
  20extern unsigned int nx_gzip_inflate_flags;
  21extern unsigned int nx_gzip_deflate_flags;
  22
  23extern int nx_dbg;
  24pthread_mutex_t mutex_log;
  25
  26#define nx_gzip_trace_enabled()       (nx_gzip_trace & 0x1)
  27#define nx_gzip_hw_trace_enabled()    (nx_gzip_trace & 0x2)
  28#define nx_gzip_sw_trace_enabled()    (nx_gzip_trace & 0x4)
  29#define nx_gzip_gather_statistics()   (nx_gzip_trace & 0x8)
  30#define nx_gzip_per_stream_stat()     (nx_gzip_trace & 0x10)
  31
  32#define prt(fmt, ...) do { \
  33        pthread_mutex_lock(&mutex_log);                                 \
  34        flock(nx_gzip_log->_fileno, LOCK_EX);                           \
  35        time_t t; struct tm *m; time(&t); m = localtime(&t);            \
  36        fprintf(nx_gzip_log, "[%04d/%02d/%02d %02d:%02d:%02d] "         \
  37                "pid %d: " fmt, \
  38                (int)m->tm_year + 1900, (int)m->tm_mon+1, (int)m->tm_mday, \
  39                (int)m->tm_hour, (int)m->tm_min, (int)m->tm_sec,        \
  40                (int)getpid(), ## __VA_ARGS__);                         \
  41        fflush(nx_gzip_log);                                            \
  42        flock(nx_gzip_log->_fileno, LOCK_UN);                           \
  43        pthread_mutex_unlock(&mutex_log);                               \
  44} while (0)
  45
  46/* Use in case of an error */
  47#define prt_err(fmt, ...) do { if (nx_dbg >= 0) {                       \
  48        prt("%s:%u: Error: "fmt,                                        \
  49                __FILE__, __LINE__, ## __VA_ARGS__);                    \
  50}} while (0)
  51
  52/* Use in case of an warning */
  53#define prt_warn(fmt, ...) do { if (nx_dbg >= 1) {                      \
  54        prt("%s:%u: Warning: "fmt,                                      \
  55                __FILE__, __LINE__, ## __VA_ARGS__);                    \
  56}} while (0)
  57
  58/* Informational printouts */
  59#define prt_info(fmt, ...) do { if (nx_dbg >= 2) {                      \
  60        prt("Info: "fmt, ## __VA_ARGS__);                               \
  61}} while (0)
  62
  63/* Trace zlib wrapper code */
  64#define prt_trace(fmt, ...) do { if (nx_gzip_trace_enabled()) {         \
  65        prt("### "fmt, ## __VA_ARGS__);                                 \
  66}} while (0)
  67
  68/* Trace statistics */
  69#define prt_stat(fmt, ...) do { if (nx_gzip_gather_statistics()) {      \
  70        prt("### "fmt, ## __VA_ARGS__);                                 \
  71}} while (0)
  72
  73/* Trace zlib hardware implementation */
  74#define hw_trace(fmt, ...) do {                                         \
  75                if (nx_gzip_hw_trace_enabled())                         \
  76                        fprintf(nx_gzip_log, "hhh " fmt, ## __VA_ARGS__); \
  77        } while (0)
  78
  79/* Trace zlib software implementation */
  80#define sw_trace(fmt, ...) do {                                         \
  81                if (nx_gzip_sw_trace_enabled())                         \
  82                        fprintf(nx_gzip_log, "sss " fmt, ## __VA_ARGS__); \
  83        } while (0)
  84
  85
  86/**
  87 * str_to_num - Convert string into number and copy with endings like
  88 *              KiB for kilobyte
  89 *              MiB for megabyte
  90 *              GiB for gigabyte
  91 */
  92uint64_t str_to_num(char *str);
  93void nx_lib_debug(int onoff);
  94
  95#endif  /* _NXU_DBG_H_ */
  96