Initial checkin. Inherited from bfs, then stripped bfs specific stuff.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@3111 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/kernel/file_systems/udf/Debug.cpp

@@ -0,0 +1,18 @@
+/* Debug - debug stuff
+**
+** UDF modifications by Tyler Dauwalder, [email protected]
+** Initial version by Axel Dörfler, [email protected]
+** Some code is based on work previously done by Marcus Overhagen
+**
+** This file may be used under the terms of the OpenBeOS License.
+*/
+
+#include "Debug.h"
+//#include "BPlusTree.h"
+
+#include <KernelExport.h>
+
+#include <time.h>
+
+#define Print __out
+

src/add-ons/kernel/file_systems/udf/Debug.h

@@ -0,0 +1,101 @@
+#ifndef DEBUG_H
+#define DEBUG_H
+/* Debug - debug stuff
+**
+** UDF modifications by Tyler Dauwalder, [email protected]
+** Initial version by Axel Dörfler, [email protected]
+** This file may be used under the terms of the OpenBeOS License.
+*/
+
+#include <KernelExport.h>
+
+#ifdef DEBUG
+#	include <string.h>
+#endif
+
+#ifdef USER
+#	include <stdio.h>
+#	define __out printf
+#else
+#	include <null.h>
+#	define __out dprintf
+#endif
+
+// Which debugger should be used when?
+// The DEBUGGER() macro actually has no effect if DEBUG is not defined,
+// use the DIE() macro if you really want to die.
+#ifdef DEBUG
+#	ifdef USER
+#		define DEBUGGER(x) debugger x
+#	else
+#		define DEBUGGER(x) kernel_debugger x
+#	endif
+#else
+#	define DEBUGGER(x) ;
+#endif
+
+#ifdef USER
+#	define DIE(x) debugger x
+#else
+#	define DIE(x) kernel_debugger x
+#endif
+
+// Short overview over the debug output macros:
+//	PRINT()
+//		is for general messages that very unlikely should appear in a release build
+//	FATAL()
+//		this is for fatal messages, when something has really gone wrong
+//	INFORM()
+//		general information, as disk size, etc.
+//	REPORT_ERROR(status_t)
+//		prints out error information
+//	RETURN_ERROR(status_t)
+//		calls REPORT_ERROR() and return the value
+//	D()
+//		the statements in D() are only included if DEBUG is defined
+
+#ifdef DEBUG
+	#define PRINT(x) { __out("udf: "); __out x; }
+	#define REPORT_ERROR(status) \
+		__out("udf: %s:%d: %s\n", __FUNCTION__, __LINE__, strerror(status));
+	#define RETURN_ERROR(err) { status_t _status = err; if (_status < B_OK) REPORT_ERROR(_status); return _status;}
+	#define FATAL(x) { __out("udf: "); __out x; }
+	#define INFORM(x) { __out("udf: "); __out x; }
+	#define FUNCTION() __out("udf: %s()\n",__FUNCTION__);
+	#define FUNCTION_START(x) { __out("udf: %s() ",__FUNCTION__); __out x; }
+//	#define FUNCTION() ;
+//	#define FUNCTION_START(x) ;
+	#define D(x) {x;};
+	#define ASSERT(x) { if (!(x)) DEBUGGER(("udf: assert failed: " #x "\n")); }
+#else
+	#define PRINT(x) ;
+	#define REPORT_ERROR(status) ;
+	#define RETURN_ERROR(status) return status;
+	#define FATAL(x) { __out("udf: "); __out x; }
+	#define INFORM(x) { __out("udf: "); __out x; }
+	#define FUNCTION() ;
+	#define FUNCTION_START(x) ;
+	#define D(x) ;
+	#define ASSERT(x) ;
+#endif
+
+#ifdef DEBUG
+//	struct block_run;
+//	struct bplustree_header;
+//	struct bplustree_node;
+//	struct data_stream;
+//	struct udf_inode;
+//	struct disk_super_block;
+//	class Volume;
+	
+	// some structure dump functions
+//	extern void dump_block_run(const char *prefix, block_run &run);
+//	extern void dump_super_block(disk_super_block *superBlock);
+//	extern void dump_data_stream(data_stream *stream);
+//	extern void dump_inode(bfs_inode *inode);
+//	extern void dump_bplustree_header(bplustree_header *header);
+//	extern void dump_bplustree_node(bplustree_node *node,bplustree_header *header = NULL,Volume *volume = NULL);
+//	extern void dump_block(const char *buffer, int size);
+#endif
+
+#endif	/* DEBUG_H */