include/linux/xlog.h

   1 #if !defined(_LINUX_XLOG_H)
   2 #define _LINUX_XLOG_H
   3
   4 #include <linux/linkage.h>
   5
   6 enum android_log_priority {
   7         ANDROID_LOG_UNKNOWN = 0,
   8         ANDROID_LOG_DEFAULT,    /* only for SetMinPriority() */
   9         ANDROID_LOG_VERBOSE,
  10         ANDROID_LOG_DEBUG,
  11         ANDROID_LOG_INFO,
  12         ANDROID_LOG_WARN,
  13         ANDROID_LOG_ERROR,
  14         ANDROID_LOG_FATAL,
  15         ANDROID_LOG_SILENT,     /* only for SetMinPriority(); must be last */
  16 };
  17
  18 #define LOGGER_ALE_ARGS_MAX 16
  19
  20 struct ale_convert {
  21         const char *tag_str;
  22         const char *fmt_ptr;
  23         const char *filename;
  24         int lineno;
  25
  26         unsigned int hash;
  27         char params[LOGGER_ALE_ARGS_MAX];
  28 };
  29
  30 struct xlog_record {
  31         const char *tag_str;
  32         const char *fmt_str;
  33         int prio;
  34 };
  35
  36 #if defined(HAVE_ALE_FEATURE)
  37
  38 int __xlog_ale_printk(int prio, const struct ale_convert *convert, ...);
  39
  40 #define xlog_printk(prio, tag, fmt, ...)                                \
  41   ({                                                                    \
  42           static const struct ale_convert ____xlogk_ale_rec____ =       \
  43               { tag, fmt, __FILE__, prio, 0, "" };                      \
  44           __xlog_ale_printk(prio, &____xlogk_ale_rec____,               \
  45                             ##__VA_ARGS__);                             \
  46   })
  47
  48 #else                           /* HAVE_ALE_FEATURE */
  49
  50 asmlinkage int __xlog_printk(const struct xlog_record *rec, ...);
  51
  52 int __xlog_ksystem_printk(const struct xlog_record *rec, ...);
  53 #ifdef CONFIG_HAVE_XLOG_FEATURE
  54 #define xlog_printk(prio, tag, fmt, ...)                                \
  55         ({                                                              \
  56                 static const struct xlog_record _xlog_rec =             \
  57                         {tag, fmt, prio};                               \
  58                 __xlog_printk(&_xlog_rec, ##__VA_ARGS__);               \
  59         })
  60 #define xlog_ksystem_printk(prio, tag, fmt, ...)                        \
  61         ({                                                              \
  62                 static const struct xlog_record _xlog_rec =             \
  63                         {tag, fmt, prio};                               \
  64                 __xlog_ksystem_printk(&_xlog_rec, ##__VA_ARGS__);       \
  65         })
  66 #else                           /* CONFIG_HAVE_XLOG_FEATURE */
  67 #define xlog_printk(prio, tag, fmt, ...) ((void)0)
  68 #define xlog_ksystem_printk(prio, tag, fmt, ...)    ((void)0)
  69 #endif                          /* CONFIG_HAVE_XLOG_FEATURE */
  70 #endif                          /* HAVE_ALE_FEATURE */
  71
  72 #endif