[linux-2.6-block.git] / fs / befs / debug.c

/*
 *  linux/fs/befs/debug.c
 * 
 * Copyright (C) 2001 Will Dyson (will_dyson at pobox.com)
 *
 * With help from the ntfs-tng driver by Anton Altparmakov
 *
 * Copyright (C) 1999  Makoto Kato (m_kato@ga2.so-net.ne.jp)
 *
 * debug functions
 */

#ifdef __KERNEL__

#include <stdarg.h>
#include <linux/string.h>
#include <linux/spinlock.h>
#include <linux/kernel.h>
#include <linux/fs.h>

#endif				/* __KERNEL__ */

#include "befs.h"

#define ERRBUFSIZE 1024

void
befs_error(const struct super_block *sb, const char *fmt, ...)
{
	va_list args;
	char *err_buf = kmalloc(ERRBUFSIZE, GFP_KERNEL);
	if (err_buf == NULL) {
		printk(KERN_ERR "could not allocate %d bytes\n", ERRBUFSIZE);
		return;
	}

	va_start(args, fmt);
	vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
	va_end(args);

	printk(KERN_ERR "BeFS(%s): %s\n", sb->s_id, err_buf);
	kfree(err_buf);
}

void
befs_warning(const struct super_block *sb, const char *fmt, ...)
{
	va_list args;
	char *err_buf = kmalloc(ERRBUFSIZE, GFP_KERNEL);
	if (err_buf == NULL) {
		printk(KERN_ERR "could not allocate %d bytes\n", ERRBUFSIZE);
		return;
	}

	va_start(args, fmt);
	vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
	va_end(args);

	printk(KERN_WARNING "BeFS(%s): %s\n", sb->s_id, err_buf);

	kfree(err_buf);
}

void
befs_debug(const struct super_block *sb, const char *fmt, ...)
{
#ifdef CONFIG_BEFS_DEBUG

	va_list args;
	char *err_buf = NULL;

	if (BEFS_SB(sb)->mount_opts.debug) {
		err_buf = kmalloc(ERRBUFSIZE, GFP_KERNEL);
		if (err_buf == NULL) {
			printk(KERN_ERR "could not allocate %d bytes\n",
				ERRBUFSIZE);
			return;
		}

		va_start(args, fmt);
		vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
		va_end(args);

		printk(KERN_DEBUG "BeFS(%s): %s\n", sb->s_id, err_buf);

		kfree(err_buf);
	}

#endif				//CONFIG_BEFS_DEBUG
}

void
befs_dump_inode(const struct super_block *sb, befs_inode * inode)
{
#ifdef CONFIG_BEFS_DEBUG

	befs_block_run tmp_run;

	befs_debug(sb, "befs_inode information");

	befs_debug(sb, "  magic1 %08x", fs32_to_cpu(sb, inode->magic1));

	tmp_run = fsrun_to_cpu(sb, inode->inode_num);
	befs_debug(sb, "  inode_num %u, %hu, %hu",
		   tmp_run.allocation_group, tmp_run.start, tmp_run.len);

	befs_debug(sb, "  uid %u", fs32_to_cpu(sb, inode->uid));
	befs_debug(sb, "  gid %u", fs32_to_cpu(sb, inode->gid));
	befs_debug(sb, "  mode %08x", fs32_to_cpu(sb, inode->mode));
	befs_debug(sb, "  flags %08x", fs32_to_cpu(sb, inode->flags));
	befs_debug(sb, "  create_time %Lu",
		   fs64_to_cpu(sb, inode->create_time));
	befs_debug(sb, "  last_modified_time %Lu",
		   fs64_to_cpu(sb, inode->last_modified_time));

	tmp_run = fsrun_to_cpu(sb, inode->parent);
	befs_debug(sb, "  parent [%u, %hu, %hu]",
		   tmp_run.allocation_group, tmp_run.start, tmp_run.len);

	tmp_run = fsrun_to_cpu(sb, inode->attributes);
	befs_debug(sb, "  attributes [%u, %hu, %hu]",
		   tmp_run.allocation_group, tmp_run.start, tmp_run.len);

	befs_debug(sb, "  type %08x", fs32_to_cpu(sb, inode->type));
	befs_debug(sb, "  inode_size %u", fs32_to_cpu(sb, inode->inode_size));

	if (S_ISLNK(fs32_to_cpu(sb, inode->mode))) {
		befs_debug(sb, "  Symbolic link [%s]", inode->data.symlink);
	} else {
		int i;

		for (i = 0; i < BEFS_NUM_DIRECT_BLOCKS; i++) {
			tmp_run =
			    fsrun_to_cpu(sb, inode->data.datastream.direct[i]);
			befs_debug(sb, "  direct %d [%u, %hu, %hu]", i,
				   tmp_run.allocation_group, tmp_run.start,
				   tmp_run.len);
		}
		befs_debug(sb, "  max_direct_range %Lu",
			   fs64_to_cpu(sb,
				       inode->data.datastream.
				       max_direct_range));

		tmp_run = fsrun_to_cpu(sb, inode->data.datastream.indirect);
		befs_debug(sb, "  indirect [%u, %hu, %hu]",
			   tmp_run.allocation_group,
			   tmp_run.start, tmp_run.len);

		befs_debug(sb, "  max_indirect_range %Lu",
			   fs64_to_cpu(sb,
				       inode->data.datastream.
				       max_indirect_range));

		tmp_run =
		    fsrun_to_cpu(sb, inode->data.datastream.double_indirect);
		befs_debug(sb, "  double indirect [%u, %hu, %hu]",
			   tmp_run.allocation_group, tmp_run.start,
			   tmp_run.len);

		befs_debug(sb, "  max_double_indirect_range %Lu",
			   fs64_to_cpu(sb,
				       inode->data.datastream.
				       max_double_indirect_range));

		befs_debug(sb, "  size %Lu",
			   fs64_to_cpu(sb, inode->data.datastream.size));
	}

#endif				//CONFIG_BEFS_DEBUG
}

/*
 * Display super block structure for debug.
 */

void
befs_dump_super_block(const struct super_block *sb, befs_super_block * sup)
{
#ifdef CONFIG_BEFS_DEBUG

	befs_block_run tmp_run;

	befs_debug(sb, "befs_super_block information");

	befs_debug(sb, "  name %s", sup->name);
	befs_debug(sb, "  magic1 %08x", fs32_to_cpu(sb, sup->magic1));
	befs_debug(sb, "  fs_byte_order %08x",
		   fs32_to_cpu(sb, sup->fs_byte_order));

	befs_debug(sb, "  block_size %u", fs32_to_cpu(sb, sup->block_size));
	befs_debug(sb, "  block_shift %u", fs32_to_cpu(sb, sup->block_shift));

	befs_debug(sb, "  num_blocks %Lu", fs64_to_cpu(sb, sup->num_blocks));
	befs_debug(sb, "  used_blocks %Lu", fs64_to_cpu(sb, sup->used_blocks));

	befs_debug(sb, "  magic2 %08x", fs32_to_cpu(sb, sup->magic2));
	befs_debug(sb, "  blocks_per_ag %u",
		   fs32_to_cpu(sb, sup->blocks_per_ag));
	befs_debug(sb, "  ag_shift %u", fs32_to_cpu(sb, sup->ag_shift));
	befs_debug(sb, "  num_ags %u", fs32_to_cpu(sb, sup->num_ags));

	befs_debug(sb, "  flags %08x", fs32_to_cpu(sb, sup->flags));

	tmp_run = fsrun_to_cpu(sb, sup->log_blocks);
	befs_debug(sb, "  log_blocks %u, %hu, %hu",
		   tmp_run.allocation_group, tmp_run.start, tmp_run.len);

	befs_debug(sb, "  log_start %Ld", fs64_to_cpu(sb, sup->log_start));
	befs_debug(sb, "  log_end %Ld", fs64_to_cpu(sb, sup->log_end));

	befs_debug(sb, "  magic3 %08x", fs32_to_cpu(sb, sup->magic3));

	tmp_run = fsrun_to_cpu(sb, sup->root_dir);
	befs_debug(sb, "  root_dir %u, %hu, %hu",
		   tmp_run.allocation_group, tmp_run.start, tmp_run.len);

	tmp_run = fsrun_to_cpu(sb, sup->indices);
	befs_debug(sb, "  indices %u, %hu, %hu",
		   tmp_run.allocation_group, tmp_run.start, tmp_run.len);

#endif				//CONFIG_BEFS_DEBUG
}

#if 0
/* unused */
void
befs_dump_small_data(const struct super_block *sb, befs_small_data * sd)
{
}

/* unused */
void
befs_dump_run(const struct super_block *sb, befs_disk_block_run run)
{
#ifdef CONFIG_BEFS_DEBUG

	befs_block_run n = fsrun_to_cpu(sb, run);

	befs_debug(sb, "[%u, %hu, %hu]", n.allocation_group, n.start, n.len);

#endif				//CONFIG_BEFS_DEBUG
}
#endif  /*  0  */

void
befs_dump_index_entry(const struct super_block *sb, befs_disk_btree_super * super)
{
#ifdef CONFIG_BEFS_DEBUG

	befs_debug(sb, "Btree super structure");
	befs_debug(sb, "  magic %08x", fs32_to_cpu(sb, super->magic));
	befs_debug(sb, "  node_size %u", fs32_to_cpu(sb, super->node_size));
	befs_debug(sb, "  max_depth %08x", fs32_to_cpu(sb, super->max_depth));

	befs_debug(sb, "  data_type %08x", fs32_to_cpu(sb, super->data_type));
	befs_debug(sb, "  root_node_pointer %016LX",
		   fs64_to_cpu(sb, super->root_node_ptr));
	befs_debug(sb, "  free_node_pointer %016LX",
		   fs64_to_cpu(sb, super->free_node_ptr));
	befs_debug(sb, "  maximum size %016LX",
		   fs64_to_cpu(sb, super->max_size));

#endif				//CONFIG_BEFS_DEBUG
}

void
befs_dump_index_node(const struct super_block *sb, befs_btree_nodehead * node)
{
#ifdef CONFIG_BEFS_DEBUG

	befs_debug(sb, "Btree node structure");
	befs_debug(sb, "  left %016LX", fs64_to_cpu(sb, node->left));
	befs_debug(sb, "  right %016LX", fs64_to_cpu(sb, node->right));
	befs_debug(sb, "  overflow %016LX", fs64_to_cpu(sb, node->overflow));
	befs_debug(sb, "  all_key_count %hu",
		   fs16_to_cpu(sb, node->all_key_count));
	befs_debug(sb, "  all_key_length %hu",
		   fs16_to_cpu(sb, node->all_key_length));

#endif				//CONFIG_BEFS_DEBUG
}
Commit	Line	Data
1da177e4 LT	1	/*
	2	* linux/fs/befs/debug.c
	3	*
	4	* Copyright (C) 2001 Will Dyson (will_dyson at pobox.com)
	5	*
	6	* With help from the ntfs-tng driver by Anton Altparmakov
	7	*
	8	* Copyright (C) 1999 Makoto Kato (m_kato@ga2.so-net.ne.jp)
	9	*
	10	* debug functions
	11	*/
	12
	13	#ifdef __KERNEL__
	14
	15	#include <stdarg.h>
	16	#include <linux/string.h>
	17	#include <linux/spinlock.h>
	18	#include <linux/kernel.h>
	19	#include <linux/fs.h>
	20
	21	#endif /* __KERNEL__ */
	22
	23	#include "befs.h"
1da177e4 LT	24
	25	#define ERRBUFSIZE 1024
	26
	27	void
	28	befs_error(const struct super_block sb, const char fmt, ...)
	29	{
	30	va_list args;
5cbded58	31	char *err_buf = kmalloc(ERRBUFSIZE, GFP_KERNEL);
1da177e4 LT	32	if (err_buf == NULL) {
	33	printk(KERN_ERR "could not allocate %d bytes\n", ERRBUFSIZE);
	34	return;
	35	}
	36
	37	va_start(args, fmt);
	38	vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
	39	va_end(args);
	40
	41	printk(KERN_ERR "BeFS(%s): %s\n", sb->s_id, err_buf);
	42	kfree(err_buf);
	43	}
	44
	45	void
	46	befs_warning(const struct super_block sb, const char fmt, ...)
	47	{
	48	va_list args;
5cbded58	49	char *err_buf = kmalloc(ERRBUFSIZE, GFP_KERNEL);
1da177e4 LT	50	if (err_buf == NULL) {
	51	printk(KERN_ERR "could not allocate %d bytes\n", ERRBUFSIZE);
	52	return;
	53	}
	54
	55	va_start(args, fmt);
	56	vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
	57	va_end(args);
	58
	59	printk(KERN_WARNING "BeFS(%s): %s\n", sb->s_id, err_buf);
	60
	61	kfree(err_buf);
	62	}
	63
	64	void
	65	befs_debug(const struct super_block sb, const char fmt, ...)
	66	{
	67	#ifdef CONFIG_BEFS_DEBUG
	68
	69	va_list args;
	70	char *err_buf = NULL;
	71
	72	if (BEFS_SB(sb)->mount_opts.debug) {
5cbded58	73	err_buf = kmalloc(ERRBUFSIZE, GFP_KERNEL);
1da177e4 LT	74	if (err_buf == NULL) {
	75	printk(KERN_ERR "could not allocate %d bytes\n",
	76	ERRBUFSIZE);
	77	return;
	78	}
	79
	80	va_start(args, fmt);
	81	vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
	82	va_end(args);
	83
	84	printk(KERN_DEBUG "BeFS(%s): %s\n", sb->s_id, err_buf);
	85
	86	kfree(err_buf);
	87	}
	88
	89	#endif //CONFIG_BEFS_DEBUG
	90	}
	91
	92	void
	93	befs_dump_inode(const struct super_block sb, befs_inode inode)
	94	{
	95	#ifdef CONFIG_BEFS_DEBUG
	96
	97	befs_block_run tmp_run;
	98
	99	befs_debug(sb, "befs_inode information");
	100
	101	befs_debug(sb, " magic1 %08x", fs32_to_cpu(sb, inode->magic1));
	102
	103	tmp_run = fsrun_to_cpu(sb, inode->inode_num);
	104	befs_debug(sb, " inode_num %u, %hu, %hu",
	105	tmp_run.allocation_group, tmp_run.start, tmp_run.len);
	106
	107	befs_debug(sb, " uid %u", fs32_to_cpu(sb, inode->uid));
	108	befs_debug(sb, " gid %u", fs32_to_cpu(sb, inode->gid));
	109	befs_debug(sb, " mode %08x", fs32_to_cpu(sb, inode->mode));
	110	befs_debug(sb, " flags %08x", fs32_to_cpu(sb, inode->flags));
	111	befs_debug(sb, " create_time %Lu",
	112	fs64_to_cpu(sb, inode->create_time));
	113	befs_debug(sb, " last_modified_time %Lu",
	114	fs64_to_cpu(sb, inode->last_modified_time));
	115
	116	tmp_run = fsrun_to_cpu(sb, inode->parent);
	117	befs_debug(sb, " parent [%u, %hu, %hu]",
	118	tmp_run.allocation_group, tmp_run.start, tmp_run.len);
	119
	120	tmp_run = fsrun_to_cpu(sb, inode->attributes);
	121	befs_debug(sb, " attributes [%u, %hu, %hu]",
	122	tmp_run.allocation_group, tmp_run.start, tmp_run.len);
	123
	124	befs_debug(sb, " type %08x", fs32_to_cpu(sb, inode->type));
	125	befs_debug(sb, " inode_size %u", fs32_to_cpu(sb, inode->inode_size));
	126
e5201c58	127	if (S_ISLNK(fs32_to_cpu(sb, inode->mode))) {
1da177e4 LT	128	befs_debug(sb, " Symbolic link [%s]", inode->data.symlink);
	129	} else {
	130	int i;
	131
	132	for (i = 0; i < BEFS_NUM_DIRECT_BLOCKS; i++) {
	133	tmp_run =
	134	fsrun_to_cpu(sb, inode->data.datastream.direct[i]);
	135	befs_debug(sb, " direct %d [%u, %hu, %hu]", i,
	136	tmp_run.allocation_group, tmp_run.start,
	137	tmp_run.len);
	138	}
	139	befs_debug(sb, " max_direct_range %Lu",
	140	fs64_to_cpu(sb,
	141	inode->data.datastream.
	142	max_direct_range));
	143
	144	tmp_run = fsrun_to_cpu(sb, inode->data.datastream.indirect);
	145	befs_debug(sb, " indirect [%u, %hu, %hu]",
	146	tmp_run.allocation_group,
	147	tmp_run.start, tmp_run.len);
	148
	149	befs_debug(sb, " max_indirect_range %Lu",
	150	fs64_to_cpu(sb,
	151	inode->data.datastream.
	152	max_indirect_range));
	153
	154	tmp_run =
	155	fsrun_to_cpu(sb, inode->data.datastream.double_indirect);
	156	befs_debug(sb, " double indirect [%u, %hu, %hu]",
	157	tmp_run.allocation_group, tmp_run.start,
	158	tmp_run.len);
	159
	160	befs_debug(sb, " max_double_indirect_range %Lu",
	161	fs64_to_cpu(sb,
	162	inode->data.datastream.
	163	max_double_indirect_range));
	164
	165	befs_debug(sb, " size %Lu",
	166	fs64_to_cpu(sb, inode->data.datastream.size));
	167	}
	168
	169	#endif //CONFIG_BEFS_DEBUG
	170	}
	171
	172	/*
	173	* Display super block structure for debug.
	174	*/
	175
	176	void
	177	befs_dump_super_block(const struct super_block sb, befs_super_block sup)
	178	{
	179	#ifdef CONFIG_BEFS_DEBUG
	180
	181	befs_block_run tmp_run;
	182
	183	befs_debug(sb, "befs_super_block information");
	184
	185	befs_debug(sb, " name %s", sup->name);
	186	befs_debug(sb, " magic1 %08x", fs32_to_cpu(sb, sup->magic1));
	187	befs_debug(sb, " fs_byte_order %08x",
	188	fs32_to_cpu(sb, sup->fs_byte_order));
	189
	190	befs_debug(sb, " block_size %u", fs32_to_cpu(sb, sup->block_size));
	191	befs_debug(sb, " block_shift %u", fs32_to_cpu(sb, sup->block_shift));
192
193	befs_debug(sb, " num_blocks %Lu", fs64_to_cpu(sb, sup->num_blocks));
194	befs_debug(sb, " used_blocks %Lu", fs64_to_cpu(sb, sup->used_blocks));
195
196	befs_debug(sb, " magic2 %08x", fs32_to_cpu(sb, sup->magic2));
197	befs_debug(sb, " blocks_per_ag %u",
198	fs32_to_cpu(sb, sup->blocks_per_ag));
199	befs_debug(sb, " ag_shift %u", fs32_to_cpu(sb, sup->ag_shift));
200	befs_debug(sb, " num_ags %u", fs32_to_cpu(sb, sup->num_ags));
201
202	befs_debug(sb, " flags %08x", fs32_to_cpu(sb, sup->flags));
203
204	tmp_run = fsrun_to_cpu(sb, sup->log_blocks);
205	befs_debug(sb, " log_blocks %u, %hu, %hu",
206	tmp_run.allocation_group, tmp_run.start, tmp_run.len);
207
208	befs_debug(sb, " log_start %Ld", fs64_to_cpu(sb, sup->log_start));
209	befs_debug(sb, " log_end %Ld", fs64_to_cpu(sb, sup->log_end));
210
211	befs_debug(sb, " magic3 %08x", fs32_to_cpu(sb, sup->magic3));
212
213	tmp_run = fsrun_to_cpu(sb, sup->root_dir);
214	befs_debug(sb, " root_dir %u, %hu, %hu",
215	tmp_run.allocation_group, tmp_run.start, tmp_run.len);
216
217	tmp_run = fsrun_to_cpu(sb, sup->indices);
218	befs_debug(sb, " indices %u, %hu, %hu",
219	tmp_run.allocation_group, tmp_run.start, tmp_run.len);
220
221	#endif //CONFIG_BEFS_DEBUG
222	}
223
224	#if 0
225	/* unused */
226	void
227	befs_dump_small_data(const struct super_block sb, befs_small_data sd)
228	{
229	}
230
231	/* unused */
232	void
a9721f31	233	befs_dump_run(const struct super_block *sb, befs_disk_block_run run)
1da177e4 LT	234	{
	235	#ifdef CONFIG_BEFS_DEBUG
	236
a9721f31	237	befs_block_run n = fsrun_to_cpu(sb, run);
1da177e4	238
a9721f31	239	befs_debug(sb, "[%u, %hu, %hu]", n.allocation_group, n.start, n.len);
1da177e4 LT	240
	241	#endif //CONFIG_BEFS_DEBUG
	242	}
	243	#endif /* 0 */
	244
	245	void
a9721f31	246	befs_dump_index_entry(const struct super_block sb, befs_disk_btree_super super)
1da177e4 LT	247	{
	248	#ifdef CONFIG_BEFS_DEBUG
	249
	250	befs_debug(sb, "Btree super structure");
	251	befs_debug(sb, " magic %08x", fs32_to_cpu(sb, super->magic));
	252	befs_debug(sb, " node_size %u", fs32_to_cpu(sb, super->node_size));
	253	befs_debug(sb, " max_depth %08x", fs32_to_cpu(sb, super->max_depth));
	254
	255	befs_debug(sb, " data_type %08x", fs32_to_cpu(sb, super->data_type));
	256	befs_debug(sb, " root_node_pointer %016LX",
	257	fs64_to_cpu(sb, super->root_node_ptr));
	258	befs_debug(sb, " free_node_pointer %016LX",
	259	fs64_to_cpu(sb, super->free_node_ptr));
	260	befs_debug(sb, " maximum size %016LX",
	261	fs64_to_cpu(sb, super->max_size));
	262
	263	#endif //CONFIG_BEFS_DEBUG
	264	}
	265
	266	void
	267	befs_dump_index_node(const struct super_block sb, befs_btree_nodehead node)
	268	{
	269	#ifdef CONFIG_BEFS_DEBUG
	270
	271	befs_debug(sb, "Btree node structure");
	272	befs_debug(sb, " left %016LX", fs64_to_cpu(sb, node->left));
	273	befs_debug(sb, " right %016LX", fs64_to_cpu(sb, node->right));
	274	befs_debug(sb, " overflow %016LX", fs64_to_cpu(sb, node->overflow));
	275	befs_debug(sb, " all_key_count %hu",
	276	fs16_to_cpu(sb, node->all_key_count));
	277	befs_debug(sb, " all_key_length %hu",
	278	fs16_to_cpu(sb, node->all_key_length));
	279
	280	#endif //CONFIG_BEFS_DEBUG
	281	}