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Current File : //usr/src/contrib/wpa/src/utils/wpa_debug.h |
/* * wpa_supplicant/hostapd / Debug prints * Copyright (c) 2002-2007, Jouni Malinen <j@w1.fi> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * Alternatively, this software may be distributed under the terms of BSD * license. * * See README and COPYING for more details. */ #ifndef WPA_DEBUG_H #define WPA_DEBUG_H #include "wpabuf.h" /* Debugging function - conditional printf and hex dump. Driver wrappers can * use these for debugging purposes. */ enum { MSG_MSGDUMP, MSG_DEBUG, MSG_INFO, MSG_WARNING, MSG_ERROR }; #ifdef CONFIG_NO_STDOUT_DEBUG #define wpa_debug_print_timestamp() do { } while (0) #define wpa_printf(args...) do { } while (0) #define wpa_hexdump(l,t,b,le) do { } while (0) #define wpa_hexdump_buf(l,t,b) do { } while (0) #define wpa_hexdump_key(l,t,b,le) do { } while (0) #define wpa_hexdump_buf_key(l,t,b) do { } while (0) #define wpa_hexdump_ascii(l,t,b,le) do { } while (0) #define wpa_hexdump_ascii_key(l,t,b,le) do { } while (0) #define wpa_debug_open_file(p) do { } while (0) #define wpa_debug_close_file() do { } while (0) #else /* CONFIG_NO_STDOUT_DEBUG */ int wpa_debug_open_file(const char *path); void wpa_debug_close_file(void); /** * wpa_debug_printf_timestamp - Print timestamp for debug output * * This function prints a timestamp in seconds_from_1970.microsoconds * format if debug output has been configured to include timestamps in debug * messages. */ void wpa_debug_print_timestamp(void); /** * wpa_printf - conditional printf * @level: priority level (MSG_*) of the message * @fmt: printf format string, followed by optional arguments * * This function is used to print conditional debugging and error messages. The * output may be directed to stdout, stderr, and/or syslog based on * configuration. * * Note: New line '\n' is added to the end of the text when printing to stdout. */ void wpa_printf(int level, const char *fmt, ...) PRINTF_FORMAT(2, 3); /** * wpa_hexdump - conditional hex dump * @level: priority level (MSG_*) of the message * @title: title of for the message * @buf: data buffer to be dumped * @len: length of the buf * * This function is used to print conditional debugging and error messages. The * output may be directed to stdout, stderr, and/or syslog based on * configuration. The contents of buf is printed out has hex dump. */ void wpa_hexdump(int level, const char *title, const u8 *buf, size_t len); static inline void wpa_hexdump_buf(int level, const char *title, const struct wpabuf *buf) { wpa_hexdump(level, title, wpabuf_head(buf), wpabuf_len(buf)); } /** * wpa_hexdump_key - conditional hex dump, hide keys * @level: priority level (MSG_*) of the message * @title: title of for the message * @buf: data buffer to be dumped * @len: length of the buf * * This function is used to print conditional debugging and error messages. The * output may be directed to stdout, stderr, and/or syslog based on * configuration. The contents of buf is printed out has hex dump. This works * like wpa_hexdump(), but by default, does not include secret keys (passwords, * etc.) in debug output. */ void wpa_hexdump_key(int level, const char *title, const u8 *buf, size_t len); static inline void wpa_hexdump_buf_key(int level, const char *title, const struct wpabuf *buf) { wpa_hexdump_key(level, title, wpabuf_head(buf), wpabuf_len(buf)); } /** * wpa_hexdump_ascii - conditional hex dump * @level: priority level (MSG_*) of the message * @title: title of for the message * @buf: data buffer to be dumped * @len: length of the buf * * This function is used to print conditional debugging and error messages. The * output may be directed to stdout, stderr, and/or syslog based on * configuration. The contents of buf is printed out has hex dump with both * the hex numbers and ASCII characters (for printable range) are shown. 16 * bytes per line will be shown. */ void wpa_hexdump_ascii(int level, const char *title, const u8 *buf, size_t len); /** * wpa_hexdump_ascii_key - conditional hex dump, hide keys * @level: priority level (MSG_*) of the message * @title: title of for the message * @buf: data buffer to be dumped * @len: length of the buf * * This function is used to print conditional debugging and error messages. The * output may be directed to stdout, stderr, and/or syslog based on * configuration. The contents of buf is printed out has hex dump with both * the hex numbers and ASCII characters (for printable range) are shown. 16 * bytes per line will be shown. This works like wpa_hexdump_ascii(), but by * default, does not include secret keys (passwords, etc.) in debug output. */ void wpa_hexdump_ascii_key(int level, const char *title, const u8 *buf, size_t len); #endif /* CONFIG_NO_STDOUT_DEBUG */ #ifdef CONFIG_NO_WPA_MSG #define wpa_msg(args...) do { } while (0) #define wpa_msg_ctrl(args...) do { } while (0) #define wpa_msg_register_cb(f) do { } while (0) #else /* CONFIG_NO_WPA_MSG */ /** * wpa_msg - Conditional printf for default target and ctrl_iface monitors * @ctx: Pointer to context data; this is the ctx variable registered * with struct wpa_driver_ops::init() * @level: priority level (MSG_*) of the message * @fmt: printf format string, followed by optional arguments * * This function is used to print conditional debugging and error messages. The * output may be directed to stdout, stderr, and/or syslog based on * configuration. This function is like wpa_printf(), but it also sends the * same message to all attached ctrl_iface monitors. * * Note: New line '\n' is added to the end of the text when printing to stdout. */ void wpa_msg(void *ctx, int level, const char *fmt, ...) PRINTF_FORMAT(3, 4); /** * wpa_msg_ctrl - Conditional printf for ctrl_iface monitors * @ctx: Pointer to context data; this is the ctx variable registered * with struct wpa_driver_ops::init() * @level: priority level (MSG_*) of the message * @fmt: printf format string, followed by optional arguments * * This function is used to print conditional debugging and error messages. * This function is like wpa_msg(), but it sends the output only to the * attached ctrl_iface monitors. In other words, it can be used for frequent * events that do not need to be sent to syslog. */ void wpa_msg_ctrl(void *ctx, int level, const char *fmt, ...) PRINTF_FORMAT(3, 4); typedef void (*wpa_msg_cb_func)(void *ctx, int level, const char *txt, size_t len); /** * wpa_msg_register_cb - Register callback function for wpa_msg() messages * @func: Callback function (%NULL to unregister) */ void wpa_msg_register_cb(wpa_msg_cb_func func); #endif /* CONFIG_NO_WPA_MSG */ #ifdef CONFIG_NO_HOSTAPD_LOGGER #define hostapd_logger(args...) do { } while (0) #define hostapd_logger_register_cb(f) do { } while (0) #else /* CONFIG_NO_HOSTAPD_LOGGER */ void hostapd_logger(void *ctx, const u8 *addr, unsigned int module, int level, const char *fmt, ...) PRINTF_FORMAT(5, 6); typedef void (*hostapd_logger_cb_func)(void *ctx, const u8 *addr, unsigned int module, int level, const char *txt, size_t len); /** * hostapd_logger_register_cb - Register callback function for hostapd_logger() * @func: Callback function (%NULL to unregister) */ void hostapd_logger_register_cb(hostapd_logger_cb_func func); #endif /* CONFIG_NO_HOSTAPD_LOGGER */ #define HOSTAPD_MODULE_IEEE80211 0x00000001 #define HOSTAPD_MODULE_IEEE8021X 0x00000002 #define HOSTAPD_MODULE_RADIUS 0x00000004 #define HOSTAPD_MODULE_WPA 0x00000008 #define HOSTAPD_MODULE_DRIVER 0x00000010 #define HOSTAPD_MODULE_IAPP 0x00000020 #define HOSTAPD_MODULE_MLME 0x00000040 enum hostapd_logger_level { HOSTAPD_LEVEL_DEBUG_VERBOSE = 0, HOSTAPD_LEVEL_DEBUG = 1, HOSTAPD_LEVEL_INFO = 2, HOSTAPD_LEVEL_NOTICE = 3, HOSTAPD_LEVEL_WARNING = 4 }; #ifdef CONFIG_DEBUG_SYSLOG void wpa_debug_open_syslog(void); void wpa_debug_close_syslog(void); #else /* CONFIG_DEBUG_SYSLOG */ static inline void wpa_debug_open_syslog(void) { } static inline void wpa_debug_close_syslog(void) { } #endif /* CONFIG_DEBUG_SYSLOG */ #ifdef EAPOL_TEST #define WPA_ASSERT(a) \ do { \ if (!(a)) { \ printf("WPA_ASSERT FAILED '" #a "' " \ "%s %s:%d\n", \ __FUNCTION__, __FILE__, __LINE__); \ exit(1); \ } \ } while (0) #else #define WPA_ASSERT(a) do { } while (0) #endif #endif /* WPA_DEBUG_H */