merged the modularization branch (credentials) back to trunk

src/libstrongswan/printf_hook.h

@@ -1,12 +1,5 @@
-/**
- * @file printf_hook.h
- *
- * @brief Printf hook definitions and arginfo functions.
- *
- */
-
 /*
- * Copyright (C) 2006 Martin Willi
+ * Copyright (C) 2006-2008 Martin Willi
  * Hochschule fuer Technik Rapperswil
  *
  * This program is free software; you can redistribute it and/or modify it
@@ -18,44 +11,65 @@
  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * for more details.
+ *
+ * $Id$
+ */
+
+/**
+ * @defgroup printf_hook printf_hook
+ * @{ @ingroup libstrongswan
  */
 
 #ifndef PRINTF_HOOK_H_
 #define PRINTF_HOOK_H_
 
+typedef struct printf_hook_t printf_hook_t;
+typedef struct printf_hook_functions_t printf_hook_functions_t;
+
 #include <printf.h>
 
 /**
- * Printf() hook characters.
- * We define all characters here to have them on a central place.
+ * Printf hook function set.
+ *
+ * A printf hook has two functions, one to print the string, one to read
+ * in the number of arguments. See <printf.h>.
  */
+struct printf_hook_functions_t {
 
-/** 2 arguments: u_char *buffer, int size */
-#define PRINTF_BYTES			'b'
-/** 1 argument: chunk_t *chunk; use #-modifier to print inline */
-#define PRINTF_CHUNK			'B'
-/** 1 argument: identification_t *id */
-#define PRINTF_IDENTIFICATION	'D'
-/** 1 argumnet: host_t *host; use #-modifier to include port number */
-#define PRINTF_HOST				'H'
-/** 1 argument: ike_sa_t *ike_sa */
-#define PRINTF_ENUM				'N'
-/** 1 argument: child_sa_t *child_sa */
-#define PRINTF_TRAFFIC_SELECTOR	'R'
-/** 1 argument: time_t *time; with #-modifier 2 arguments: time_t *time, bool utc */
-#define PRINTF_TIME				'T'
-/** 1 argument: time_t *delta; with #-modifier 2 arguments: time_t *begin, time_t *end */
-#define PRINTF_TIME_DELTA		'V'
+	/**
+	 * Printf hook print function
+	 */
+	printf_function *print;
+	
+	/**
+	 * Printf hook arginfo function
+	 */
+	printf_arginfo_function *arginfo;
+};
 
 /**
- * Generic arginfo handlers for printf() hooks
+ * Printf handler management.
  */
-int arginfo_ptr(const struct printf_info *info, size_t n, int *argtypes);
-int arginfo_ptr_ptr(const struct printf_info *info, size_t n, int *argtypes);
-int arginfo_ptr_int(const struct printf_info *info, size_t n, int *argtypes);
-int arginfo_int_int(const struct printf_info *info, size_t n, int *argtypes);
-int arginfo_ptr_alt_ptr_int(const struct printf_info *info, size_t n, int *argtypes);
-int arginfo_ptr_alt_ptr_ptr(const struct printf_info *info, size_t n, int *argtypes);
-int arginfo_int_alt_int_int(const struct printf_info *info, size_t n, int *argtypes);
+struct printf_hook_t {
+	
+	/**
+	 * Register a printf handler.
+	 *
+	 * @param spec		printf hook format character
+	 * @param hook		hook functions
+	 */
+	void (*add_handler)(printf_hook_t *this, char spec,
+						printf_hook_functions_t hook);
+	
+	/**
+     * Destroy a printf_hook instance.
+     */
+    void (*destroy)(printf_hook_t *this);
+};
 
-#endif /* PRINTF_HOOK_H_ */
+/**
+ * Create a printf_hook instance.
+ */
+printf_hook_t *printf_hook_create();
+
+#endif /* PRINTF_HOOK_H_ @}*/