package/hostapd/patches/550-limit_debug_messages.patch

   1 --- a/src/utils/wpa_debug.c
   2 +++ b/src/utils/wpa_debug.c
   3 @@ -118,7 +118,7 @@ static int syslog_priority(int level)
   4   *
   5   * Note: New line '\n' is added to the end of the text when printing to stdout.
   6   */
   7 -void wpa_printf(int level, const char *fmt, ...)
   8 +void _wpa_printf(int level, const char *fmt, ...)
   9  {
  10         va_list ap;
  11
  12 @@ -154,8 +154,8 @@ void wpa_printf(int level, const char *f
  13  }
  14
  15
  16 -static void _wpa_hexdump(int level, const char *title, const u8 *buf,
  17 -                        size_t len, int show)
  18 +void _wpa_hexdump(int level, const char *title, const u8 *buf,
  19 +                 size_t len, int show)
  20  {
  21         size_t i;
  22         if (level < wpa_debug_level)
  23 @@ -262,20 +262,9 @@ static void _wpa_hexdump(int level, cons
  24  #endif /* CONFIG_ANDROID_LOG */
  25  }
  26
  27 -void wpa_hexdump(int level, const char *title, const u8 *buf, size_t len)
  28 -{
  29 -       _wpa_hexdump(level, title, buf, len, 1);
  30 -}
  31 -
  32 -
  33 -void wpa_hexdump_key(int level, const char *title, const u8 *buf, size_t len)
  34 -{
  35 -       _wpa_hexdump(level, title, buf, len, wpa_debug_show_keys);
  36 -}
  37
  38 -
  39 -static void _wpa_hexdump_ascii(int level, const char *title, const u8 *buf,
  40 -                              size_t len, int show)
  41 +void _wpa_hexdump_ascii(int level, const char *title, const u8 *buf,
  42 +                       size_t len, int show)
  43  {
  44         size_t i, llen;
  45         const u8 *pos = buf;
  46 @@ -363,19 +352,6 @@ static void _wpa_hexdump_ascii(int level
  47  }
  48
  49
  50 -void wpa_hexdump_ascii(int level, const char *title, const u8 *buf, size_t len)
  51 -{
  52 -       _wpa_hexdump_ascii(level, title, buf, len, 1);
  53 -}
  54 -
  55 -
  56 -void wpa_hexdump_ascii_key(int level, const char *title, const u8 *buf,
  57 -                          size_t len)
  58 -{
  59 -       _wpa_hexdump_ascii(level, title, buf, len, wpa_debug_show_keys);
  60 -}
  61 -
  62 -
  63  #ifdef CONFIG_DEBUG_FILE
  64  static char *last_path = NULL;
  65  #endif /* CONFIG_DEBUG_FILE */
  66 @@ -459,7 +435,7 @@ void wpa_msg_register_ifname_cb(wpa_msg_
  67  }
  68
  69
  70 -void wpa_msg(void *ctx, int level, const char *fmt, ...)
  71 +void _wpa_msg(void *ctx, int level, const char *fmt, ...)
  72  {
  73         va_list ap;
  74         char *buf;
  75 @@ -493,7 +469,7 @@ void wpa_msg(void *ctx, int level, const
  76  }
  77
  78
  79 -void wpa_msg_ctrl(void *ctx, int level, const char *fmt, ...)
  80 +void _wpa_msg_ctrl(void *ctx, int level, const char *fmt, ...)
  81  {
  82         va_list ap;
  83         char *buf;
  84 --- a/src/utils/wpa_debug.h
  85 +++ b/src/utils/wpa_debug.h
  86 @@ -43,6 +43,17 @@ int wpa_debug_open_file(const char *path
  87  int wpa_debug_reopen_file(void);
  88  void wpa_debug_close_file(void);
  89
  90 +/* internal */
  91 +void _wpa_hexdump(int level, const char *title, const u8 *buf,
  92 +                 size_t len, int show);
  93 +void _wpa_hexdump_ascii(int level, const char *title, const u8 *buf,
  94 +                       size_t len, int show);
  95 +extern int wpa_debug_show_keys;
  96 +
  97 +#ifndef CONFIG_MSG_MIN_PRIORITY
  98 +#define CONFIG_MSG_MIN_PRIORITY 0
  99 +#endif
 100 +
 101  /**
 102   * wpa_debug_printf_timestamp - Print timestamp for debug output
 103   *
 104 @@ -63,9 +74,15 @@ void wpa_debug_print_timestamp(void);
 105   *
 106   * Note: New line '\n' is added to the end of the text when printing to stdout.
 107   */
 108 -void wpa_printf(int level, const char *fmt, ...)
 109 +void _wpa_printf(int level, const char *fmt, ...)
 110  PRINTF_FORMAT(2, 3);
 111
 112 +#define wpa_printf(level, ...)                                         \
 113 +       do {                                                            \
 114 +               if (level >= CONFIG_MSG_MIN_PRIORITY)                   \
 115 +                       _wpa_printf(level, __VA_ARGS__);                \
 116 +       } while(0)
 117 +
 118  /**
 119   * wpa_hexdump - conditional hex dump
 120   * @level: priority level (MSG_*) of the message
 121 @@ -77,7 +94,13 @@ PRINTF_FORMAT(2, 3);
 122   * output may be directed to stdout, stderr, and/or syslog based on
 123   * configuration. The contents of buf is printed out has hex dump.
 124   */
 125 -void wpa_hexdump(int level, const char *title, const u8 *buf, size_t len);
 126 +static inline void wpa_hexdump(int level, const char *title, const u8 *buf, size_t len)
 127 +{
 128 +       if (level < CONFIG_MSG_MIN_PRIORITY)
 129 +               return;
 130 +
 131 +       _wpa_hexdump(level, title, buf, len, 1);
 132 +}
 133
 134  static inline void wpa_hexdump_buf(int level, const char *title,
 135                                    const struct wpabuf *buf)
 136 @@ -99,7 +122,13 @@ static inline void wpa_hexdump_buf(int l
 137   * like wpa_hexdump(), but by default, does not include secret keys (passwords,
 138   * etc.) in debug output.
 139   */
 140 -void wpa_hexdump_key(int level, const char *title, const u8 *buf, size_t len);
 141 +static inline void wpa_hexdump_key(int level, const char *title, const u8 *buf, size_t len)
 142 +{
 143 +       if (level < CONFIG_MSG_MIN_PRIORITY)
 144 +               return;
 145 +
 146 +       _wpa_hexdump(level, title, buf, len, wpa_debug_show_keys);
 147 +}
 148
 149  static inline void wpa_hexdump_buf_key(int level, const char *title,
 150                                        const struct wpabuf *buf)
 151 @@ -121,8 +150,14 @@ static inline void wpa_hexdump_buf_key(i
 152   * the hex numbers and ASCII characters (for printable range) are shown. 16
 153   * bytes per line will be shown.
 154   */
 155 -void wpa_hexdump_ascii(int level, const char *title, const u8 *buf,
 156 -                      size_t len);
 157 +static inline void wpa_hexdump_ascii(int level, const char *title,
 158 +                                    const u8 *buf, size_t len)
 159 +{
 160 +       if (level < CONFIG_MSG_MIN_PRIORITY)
 161 +               return;
 162 +
 163 +       _wpa_hexdump_ascii(level, title, buf, len, 1);
 164 +}
 165
 166  /**
 167   * wpa_hexdump_ascii_key - conditional hex dump, hide keys
 168 @@ -138,8 +173,14 @@ void wpa_hexdump_ascii(int level, const
 169   * bytes per line will be shown. This works like wpa_hexdump_ascii(), but by
 170   * default, does not include secret keys (passwords, etc.) in debug output.
 171   */
 172 -void wpa_hexdump_ascii_key(int level, const char *title, const u8 *buf,
 173 -                          size_t len);
 174 +static inline void wpa_hexdump_ascii_key(int level, const char *title,
 175 +                                        const u8 *buf, size_t len)
 176 +{
 177 +       if (level < CONFIG_MSG_MIN_PRIORITY)
 178 +               return;
 179 +
 180 +       _wpa_hexdump_ascii(level, title, buf, len, wpa_debug_show_keys);
 181 +}
 182
 183  /*
 184   * wpa_dbg() behaves like wpa_msg(), but it can be removed from build to reduce
 185 @@ -172,7 +213,12 @@ void wpa_hexdump_ascii_key(int level, co
 186   *
 187   * Note: New line '\n' is added to the end of the text when printing to stdout.
 188   */
 189 -void wpa_msg(void *ctx, int level, const char *fmt, ...) PRINTF_FORMAT(3, 4);
 190 +void _wpa_msg(void *ctx, int level, const char *fmt, ...) PRINTF_FORMAT(3, 4);
 191 +#define wpa_msg(ctx, level, ...)                                       \
 192 +       do {                                                            \
 193 +               if (level >= CONFIG_MSG_MIN_PRIORITY)                   \
 194 +                       _wpa_msg(ctx, level, __VA_ARGS__);              \
 195 +       } while(0)
 196
 197  /**
 198   * wpa_msg_ctrl - Conditional printf for ctrl_iface monitors
 199 @@ -186,8 +232,13 @@ void wpa_msg(void *ctx, int level, const
 200   * attached ctrl_iface monitors. In other words, it can be used for frequent
 201   * events that do not need to be sent to syslog.
 202   */
 203 -void wpa_msg_ctrl(void *ctx, int level, const char *fmt, ...)
 204 +void _wpa_msg_ctrl(void *ctx, int level, const char *fmt, ...)
 205  PRINTF_FORMAT(3, 4);
 206 +#define wpa_msg_ctrl(ctx, level, ...)                                  \
 207 +       do {                                                            \
 208 +               if (level >= CONFIG_MSG_MIN_PRIORITY)                   \
 209 +                       _wpa_msg_ctrl(ctx, level, __VA_ARGS__);         \
 210 +       } while(0)
 211
 212  typedef void (*wpa_msg_cb_func)(void *ctx, int level, const char *txt,
 213                                 size_t len);