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"
24 #include "endian.h"
25
26 #define ERRBUFSIZE 1024
27
28 void
befs_error(const struct super_block * sb,const char * fmt,...)29 befs_error(const struct super_block *sb, const char *fmt, ...)
30 {
31 va_list args;
32 char err_buf[ERRBUFSIZE];
33
34 va_start(args, fmt);
35 vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
36 va_end(args);
37
38 printk(KERN_ERR "BeFS(%s): %s\n", bdevname(sb->s_dev), err_buf);
39
40 befs_debug(sb, err_buf);
41 }
42
43 void
befs_warning(const struct super_block * sb,const char * fmt,...)44 befs_warning(const struct super_block *sb, const char *fmt, ...)
45 {
46 va_list args;
47 char err_buf[ERRBUFSIZE];
48
49 va_start(args, fmt);
50 vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
51 va_end(args);
52
53 printk(KERN_WARNING "BeFS(%s): %s\n", bdevname(sb->s_dev), err_buf);
54
55 befs_debug(sb, err_buf);
56 }
57
58 void
befs_debug(const struct super_block * sb,const char * fmt,...)59 befs_debug(const struct super_block *sb, const char *fmt, ...)
60 {
61 #ifdef CONFIG_BEFS_DEBUG
62
63 va_list args;
64 char err_buf[ERRBUFSIZE];
65
66 if (BEFS_SB(sb)->mount_opts.debug) {
67 va_start(args, fmt);
68 vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
69 va_end(args);
70
71 printk(KERN_DEBUG "BeFS(%s): %s\n",
72 bdevname(sb->s_dev), err_buf);
73 }
74 #endif //CONFIG_BEFS_DEBUG
75 }
76
77 void
befs_dump_inode(const struct super_block * sb,befs_inode * inode)78 befs_dump_inode(const struct super_block *sb, befs_inode * inode)
79 {
80 #ifdef CONFIG_BEFS_DEBUG
81
82 befs_block_run tmp_run;
83
84 befs_debug(sb, "befs_inode infomation");
85
86 befs_debug(sb, " magic1 %08x", fs32_to_cpu(sb, inode->magic1));
87
88 tmp_run = fsrun_to_cpu(sb, inode->inode_num);
89 befs_debug(sb, " inode_num %u, %hu, %hu",
90 tmp_run.allocation_group, tmp_run.start, tmp_run.len);
91
92 befs_debug(sb, " uid %u", fs32_to_cpu(sb, inode->uid));
93 befs_debug(sb, " gid %u", fs32_to_cpu(sb, inode->gid));
94 befs_debug(sb, " mode %08x", fs32_to_cpu(sb, inode->mode));
95 befs_debug(sb, " flags %08x", fs32_to_cpu(sb, inode->flags));
96 befs_debug(sb, " create_time %Lu",
97 fs64_to_cpu(sb, inode->create_time));
98 befs_debug(sb, " last_modified_time %Lu",
99 fs64_to_cpu(sb, inode->last_modified_time));
100
101 tmp_run = fsrun_to_cpu(sb, inode->parent);
102 befs_debug(sb, " parent [%u, %hu, %hu]",
103 tmp_run.allocation_group, tmp_run.start, tmp_run.len);
104
105 tmp_run = fsrun_to_cpu(sb, inode->attributes);
106 befs_debug(sb, " attributes [%u, %hu, %hu]",
107 tmp_run.allocation_group, tmp_run.start, tmp_run.len);
108
109 befs_debug(sb, " type %08x", fs32_to_cpu(sb, inode->type));
110 befs_debug(sb, " inode_size %u", fs32_to_cpu(sb, inode->inode_size));
111
112 if (S_ISLNK(inode->mode)) {
113 befs_debug(sb, " Symbolic link [%s]", inode->data.symlink);
114 } else {
115 int i;
116
117 for (i = 0; i < BEFS_NUM_DIRECT_BLOCKS; i++) {
118 tmp_run =
119 fsrun_to_cpu(sb, inode->data.datastream.direct[i]);
120 befs_debug(sb, " direct %d [%u, %hu, %hu]", i,
121 tmp_run.allocation_group, tmp_run.start,
122 tmp_run.len);
123 }
124 befs_debug(sb, " max_direct_range %Lu",
125 fs64_to_cpu(sb,
126 inode->data.datastream.
127 max_direct_range));
128
129 tmp_run = fsrun_to_cpu(sb, inode->data.datastream.indirect);
130 befs_debug(sb, " indirect [%u, %hu, %hu]",
131 tmp_run.allocation_group,
132 tmp_run.start, tmp_run.len);
133
134 befs_debug(sb, " max_indirect_range %Lu",
135 fs64_to_cpu(sb,
136 inode->data.datastream.
137 max_indirect_range));
138
139 tmp_run =
140 fsrun_to_cpu(sb, inode->data.datastream.double_indirect);
141 befs_debug(sb, " double indirect [%u, %hu, %hu]",
142 tmp_run.allocation_group, tmp_run.start,
143 tmp_run.len);
144
145 befs_debug(sb, " max_double_indirect_range %Lu",
146 fs64_to_cpu(sb,
147 inode->data.datastream.
148 max_double_indirect_range));
149
150 befs_debug(sb, " size %Lu",
151 fs64_to_cpu(sb, inode->data.datastream.size));
152 }
153
154 #endif //CONFIG_BEFS_DEBUG
155 }
156
157 /*
158 * Display super block structure for debug.
159 */
160
161 void
befs_dump_super_block(const struct super_block * sb,befs_super_block * sup)162 befs_dump_super_block(const struct super_block *sb, befs_super_block * sup)
163 {
164 #ifdef CONFIG_BEFS_DEBUG
165
166 befs_block_run tmp_run;
167
168 befs_debug(sb, "befs_super_block information");
169
170 befs_debug(sb, " name %s", sup->name);
171 befs_debug(sb, " magic1 %08x", fs32_to_cpu(sb, sup->magic1));
172 befs_debug(sb, " fs_byte_order %08x",
173 fs32_to_cpu(sb, sup->fs_byte_order));
174
175 befs_debug(sb, " block_size %u", fs32_to_cpu(sb, sup->block_size));
176 befs_debug(sb, " block_shift %u", fs32_to_cpu(sb, sup->block_shift));
177
178 befs_debug(sb, " num_blocks %Lu", fs64_to_cpu(sb, sup->num_blocks));
179 befs_debug(sb, " used_blocks %Lu", fs64_to_cpu(sb, sup->used_blocks));
180
181 befs_debug(sb, " magic2 %08x", fs32_to_cpu(sb, sup->magic2));
182 befs_debug(sb, " blocks_per_ag %u",
183 fs32_to_cpu(sb, sup->blocks_per_ag));
184 befs_debug(sb, " ag_shift %u", fs32_to_cpu(sb, sup->ag_shift));
185 befs_debug(sb, " num_ags %u", fs32_to_cpu(sb, sup->num_ags));
186
187 befs_debug(sb, " flags %08x", fs32_to_cpu(sb, sup->flags));
188
189 tmp_run = fsrun_to_cpu(sb, sup->log_blocks);
190 befs_debug(sb, " log_blocks %u, %hu, %hu",
191 tmp_run.allocation_group, tmp_run.start, tmp_run.len);
192
193 befs_debug(sb, " log_start %Ld", fs64_to_cpu(sb, sup->log_start));
194 befs_debug(sb, " log_end %Ld", fs64_to_cpu(sb, sup->log_end));
195
196 befs_debug(sb, " magic3 %08x", fs32_to_cpu(sb, sup->magic3));
197
198 tmp_run = fsrun_to_cpu(sb, sup->root_dir);
199 befs_debug(sb, " root_dir %u, %hu, %hu",
200 tmp_run.allocation_group, tmp_run.start, tmp_run.len);
201
202 tmp_run = fsrun_to_cpu(sb, sup->indices);
203 befs_debug(sb, " indices %u, %hu, %hu",
204 tmp_run.allocation_group, tmp_run.start, tmp_run.len);
205
206 #endif //CONFIG_BEFS_DEBUG
207 }
208
209 void
befs_dump_small_data(const struct super_block * sb,befs_small_data * sd)210 befs_dump_small_data(const struct super_block *sb, befs_small_data * sd)
211 {
212 }
213
214 void
befs_dump_run(const struct super_block * sb,befs_block_run run)215 befs_dump_run(const struct super_block *sb, befs_block_run run)
216 {
217 #ifdef CONFIG_BEFS_DEBUG
218
219 run = fsrun_to_cpu(sb, run);
220
221 befs_debug(sb, "[%u, %hu, %hu]",
222 run.allocation_group, run.start, run.len);
223
224 #endif //CONFIG_BEFS_DEBUG
225 }
226
227 void
befs_dump_index_entry(const struct super_block * sb,befs_btree_super * super)228 befs_dump_index_entry(const struct super_block *sb, befs_btree_super * super)
229 {
230 #ifdef CONFIG_BEFS_DEBUG
231
232 befs_debug(sb, "Btree super structure");
233 befs_debug(sb, " magic %08x", fs32_to_cpu(sb, super->magic));
234 befs_debug(sb, " node_size %u", fs32_to_cpu(sb, super->node_size));
235 befs_debug(sb, " max_depth %08x", fs32_to_cpu(sb, super->max_depth));
236
237 befs_debug(sb, " data_type %08x", fs32_to_cpu(sb, super->data_type));
238 befs_debug(sb, " root_node_pointer %016LX",
239 fs64_to_cpu(sb, super->root_node_ptr));
240 befs_debug(sb, " free_node_pointer %016LX",
241 fs64_to_cpu(sb, super->free_node_ptr));
242 befs_debug(sb, " maximum size %016LX",
243 fs64_to_cpu(sb, super->max_size));
244
245 #endif //CONFIG_BEFS_DEBUG
246 }
247
248 void
befs_dump_index_node(const struct super_block * sb,befs_btree_nodehead * node)249 befs_dump_index_node(const struct super_block *sb, befs_btree_nodehead * node)
250 {
251 #ifdef CONFIG_BEFS_DEBUG
252
253 befs_debug(sb, "Btree node structure");
254 befs_debug(sb, " left %016LX", fs64_to_cpu(sb, node->left));
255 befs_debug(sb, " right %016LX", fs64_to_cpu(sb, node->right));
256 befs_debug(sb, " overflow %016LX", fs64_to_cpu(sb, node->overflow));
257 befs_debug(sb, " all_key_count %hu",
258 fs16_to_cpu(sb, node->all_key_count));
259 befs_debug(sb, " all_key_length %hu",
260 fs16_to_cpu(sb, node->all_key_length));
261
262 #endif //CONFIG_BEFS_DEBUG
263 }
264