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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 | } |