Commit | Line | Data |
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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" | |
24 | #include "endian.h" | |
25 | ||
26 | #define ERRBUFSIZE 1024 | |
27 | ||
28 | void | |
29 | befs_error(const struct super_block *sb, const char *fmt, ...) | |
30 | { | |
31 | va_list args; | |
32 | char *err_buf = (char *) kmalloc(ERRBUFSIZE, GFP_KERNEL); | |
33 | if (err_buf == NULL) { | |
34 | printk(KERN_ERR "could not allocate %d bytes\n", ERRBUFSIZE); | |
35 | return; | |
36 | } | |
37 | ||
38 | va_start(args, fmt); | |
39 | vsnprintf(err_buf, ERRBUFSIZE, fmt, args); | |
40 | va_end(args); | |
41 | ||
42 | printk(KERN_ERR "BeFS(%s): %s\n", sb->s_id, err_buf); | |
43 | kfree(err_buf); | |
44 | } | |
45 | ||
46 | void | |
47 | befs_warning(const struct super_block *sb, const char *fmt, ...) | |
48 | { | |
49 | va_list args; | |
50 | char *err_buf = (char *) kmalloc(ERRBUFSIZE, GFP_KERNEL); | |
51 | if (err_buf == NULL) { | |
52 | printk(KERN_ERR "could not allocate %d bytes\n", ERRBUFSIZE); | |
53 | return; | |
54 | } | |
55 | ||
56 | va_start(args, fmt); | |
57 | vsnprintf(err_buf, ERRBUFSIZE, fmt, args); | |
58 | va_end(args); | |
59 | ||
60 | printk(KERN_WARNING "BeFS(%s): %s\n", sb->s_id, err_buf); | |
61 | ||
62 | kfree(err_buf); | |
63 | } | |
64 | ||
65 | void | |
66 | befs_debug(const struct super_block *sb, const char *fmt, ...) | |
67 | { | |
68 | #ifdef CONFIG_BEFS_DEBUG | |
69 | ||
70 | va_list args; | |
71 | char *err_buf = NULL; | |
72 | ||
73 | if (BEFS_SB(sb)->mount_opts.debug) { | |
74 | err_buf = (char *) kmalloc(ERRBUFSIZE, GFP_KERNEL); | |
75 | if (err_buf == NULL) { | |
76 | printk(KERN_ERR "could not allocate %d bytes\n", | |
77 | ERRBUFSIZE); | |
78 | return; | |
79 | } | |
80 | ||
81 | va_start(args, fmt); | |
82 | vsnprintf(err_buf, ERRBUFSIZE, fmt, args); | |
83 | va_end(args); | |
84 | ||
85 | printk(KERN_DEBUG "BeFS(%s): %s\n", sb->s_id, err_buf); | |
86 | ||
87 | kfree(err_buf); | |
88 | } | |
89 | ||
90 | #endif //CONFIG_BEFS_DEBUG | |
91 | } | |
92 | ||
93 | void | |
94 | befs_dump_inode(const struct super_block *sb, befs_inode * inode) | |
95 | { | |
96 | #ifdef CONFIG_BEFS_DEBUG | |
97 | ||
98 | befs_block_run tmp_run; | |
99 | ||
100 | befs_debug(sb, "befs_inode information"); | |
101 | ||
102 | befs_debug(sb, " magic1 %08x", fs32_to_cpu(sb, inode->magic1)); | |
103 | ||
104 | tmp_run = fsrun_to_cpu(sb, inode->inode_num); | |
105 | befs_debug(sb, " inode_num %u, %hu, %hu", | |
106 | tmp_run.allocation_group, tmp_run.start, tmp_run.len); | |
107 | ||
108 | befs_debug(sb, " uid %u", fs32_to_cpu(sb, inode->uid)); | |
109 | befs_debug(sb, " gid %u", fs32_to_cpu(sb, inode->gid)); | |
110 | befs_debug(sb, " mode %08x", fs32_to_cpu(sb, inode->mode)); | |
111 | befs_debug(sb, " flags %08x", fs32_to_cpu(sb, inode->flags)); | |
112 | befs_debug(sb, " create_time %Lu", | |
113 | fs64_to_cpu(sb, inode->create_time)); | |
114 | befs_debug(sb, " last_modified_time %Lu", | |
115 | fs64_to_cpu(sb, inode->last_modified_time)); | |
116 | ||
117 | tmp_run = fsrun_to_cpu(sb, inode->parent); | |
118 | befs_debug(sb, " parent [%u, %hu, %hu]", | |
119 | tmp_run.allocation_group, tmp_run.start, tmp_run.len); | |
120 | ||
121 | tmp_run = fsrun_to_cpu(sb, inode->attributes); | |
122 | befs_debug(sb, " attributes [%u, %hu, %hu]", | |
123 | tmp_run.allocation_group, tmp_run.start, tmp_run.len); | |
124 | ||
125 | befs_debug(sb, " type %08x", fs32_to_cpu(sb, inode->type)); | |
126 | befs_debug(sb, " inode_size %u", fs32_to_cpu(sb, inode->inode_size)); | |
127 | ||
128 | if (S_ISLNK(inode->mode)) { | |
129 | befs_debug(sb, " Symbolic link [%s]", inode->data.symlink); | |
130 | } else { | |
131 | int i; | |
132 | ||
133 | for (i = 0; i < BEFS_NUM_DIRECT_BLOCKS; i++) { | |
134 | tmp_run = | |
135 | fsrun_to_cpu(sb, inode->data.datastream.direct[i]); | |
136 | befs_debug(sb, " direct %d [%u, %hu, %hu]", i, | |
137 | tmp_run.allocation_group, tmp_run.start, | |
138 | tmp_run.len); | |
139 | } | |
140 | befs_debug(sb, " max_direct_range %Lu", | |
141 | fs64_to_cpu(sb, | |
142 | inode->data.datastream. | |
143 | max_direct_range)); | |
144 | ||
145 | tmp_run = fsrun_to_cpu(sb, inode->data.datastream.indirect); | |
146 | befs_debug(sb, " indirect [%u, %hu, %hu]", | |
147 | tmp_run.allocation_group, | |
148 | tmp_run.start, tmp_run.len); | |
149 | ||
150 | befs_debug(sb, " max_indirect_range %Lu", | |
151 | fs64_to_cpu(sb, | |
152 | inode->data.datastream. | |
153 | max_indirect_range)); | |
154 | ||
155 | tmp_run = | |
156 | fsrun_to_cpu(sb, inode->data.datastream.double_indirect); | |
157 | befs_debug(sb, " double indirect [%u, %hu, %hu]", | |
158 | tmp_run.allocation_group, tmp_run.start, | |
159 | tmp_run.len); | |
160 | ||
161 | befs_debug(sb, " max_double_indirect_range %Lu", | |
162 | fs64_to_cpu(sb, | |
163 | inode->data.datastream. | |
164 | max_double_indirect_range)); | |
165 | ||
166 | befs_debug(sb, " size %Lu", | |
167 | fs64_to_cpu(sb, inode->data.datastream.size)); | |
168 | } | |
169 | ||
170 | #endif //CONFIG_BEFS_DEBUG | |
171 | } | |
172 | ||
173 | /* | |
174 | * Display super block structure for debug. | |
175 | */ | |
176 | ||
177 | void | |
178 | befs_dump_super_block(const struct super_block *sb, befs_super_block * sup) | |
179 | { | |
180 | #ifdef CONFIG_BEFS_DEBUG | |
181 | ||
182 | befs_block_run tmp_run; | |
183 | ||
184 | befs_debug(sb, "befs_super_block information"); | |
185 | ||
186 | befs_debug(sb, " name %s", sup->name); | |
187 | befs_debug(sb, " magic1 %08x", fs32_to_cpu(sb, sup->magic1)); | |
188 | befs_debug(sb, " fs_byte_order %08x", | |
189 | fs32_to_cpu(sb, sup->fs_byte_order)); | |
190 | ||
191 | befs_debug(sb, " block_size %u", fs32_to_cpu(sb, sup->block_size)); | |
192 | befs_debug(sb, " block_shift %u", fs32_to_cpu(sb, sup->block_shift)); | |
193 | ||
194 | befs_debug(sb, " num_blocks %Lu", fs64_to_cpu(sb, sup->num_blocks)); | |
195 | befs_debug(sb, " used_blocks %Lu", fs64_to_cpu(sb, sup->used_blocks)); | |
196 | ||
197 | befs_debug(sb, " magic2 %08x", fs32_to_cpu(sb, sup->magic2)); | |
198 | befs_debug(sb, " blocks_per_ag %u", | |
199 | fs32_to_cpu(sb, sup->blocks_per_ag)); | |
200 | befs_debug(sb, " ag_shift %u", fs32_to_cpu(sb, sup->ag_shift)); | |
201 | befs_debug(sb, " num_ags %u", fs32_to_cpu(sb, sup->num_ags)); | |
202 | ||
203 | befs_debug(sb, " flags %08x", fs32_to_cpu(sb, sup->flags)); | |
204 | ||
205 | tmp_run = fsrun_to_cpu(sb, sup->log_blocks); | |
206 | befs_debug(sb, " log_blocks %u, %hu, %hu", | |
207 | tmp_run.allocation_group, tmp_run.start, tmp_run.len); | |
208 | ||
209 | befs_debug(sb, " log_start %Ld", fs64_to_cpu(sb, sup->log_start)); | |
210 | befs_debug(sb, " log_end %Ld", fs64_to_cpu(sb, sup->log_end)); | |
211 | ||
212 | befs_debug(sb, " magic3 %08x", fs32_to_cpu(sb, sup->magic3)); | |
213 | ||
214 | tmp_run = fsrun_to_cpu(sb, sup->root_dir); | |
215 | befs_debug(sb, " root_dir %u, %hu, %hu", | |
216 | tmp_run.allocation_group, tmp_run.start, tmp_run.len); | |
217 | ||
218 | tmp_run = fsrun_to_cpu(sb, sup->indices); | |
219 | befs_debug(sb, " indices %u, %hu, %hu", | |
220 | tmp_run.allocation_group, tmp_run.start, tmp_run.len); | |
221 | ||
222 | #endif //CONFIG_BEFS_DEBUG | |
223 | } | |
224 | ||
225 | #if 0 | |
226 | /* unused */ | |
227 | void | |
228 | befs_dump_small_data(const struct super_block *sb, befs_small_data * sd) | |
229 | { | |
230 | } | |
231 | ||
232 | /* unused */ | |
233 | void | |
234 | befs_dump_run(const struct super_block *sb, befs_block_run run) | |
235 | { | |
236 | #ifdef CONFIG_BEFS_DEBUG | |
237 | ||
238 | run = fsrun_to_cpu(sb, run); | |
239 | ||
240 | befs_debug(sb, "[%u, %hu, %hu]", | |
241 | run.allocation_group, run.start, run.len); | |
242 | ||
243 | #endif //CONFIG_BEFS_DEBUG | |
244 | } | |
245 | #endif /* 0 */ | |
246 | ||
247 | void | |
248 | befs_dump_index_entry(const struct super_block *sb, befs_btree_super * super) | |
249 | { | |
250 | #ifdef CONFIG_BEFS_DEBUG | |
251 | ||
252 | befs_debug(sb, "Btree super structure"); | |
253 | befs_debug(sb, " magic %08x", fs32_to_cpu(sb, super->magic)); | |
254 | befs_debug(sb, " node_size %u", fs32_to_cpu(sb, super->node_size)); | |
255 | befs_debug(sb, " max_depth %08x", fs32_to_cpu(sb, super->max_depth)); | |
256 | ||
257 | befs_debug(sb, " data_type %08x", fs32_to_cpu(sb, super->data_type)); | |
258 | befs_debug(sb, " root_node_pointer %016LX", | |
259 | fs64_to_cpu(sb, super->root_node_ptr)); | |
260 | befs_debug(sb, " free_node_pointer %016LX", | |
261 | fs64_to_cpu(sb, super->free_node_ptr)); | |
262 | befs_debug(sb, " maximum size %016LX", | |
263 | fs64_to_cpu(sb, super->max_size)); | |
264 | ||
265 | #endif //CONFIG_BEFS_DEBUG | |
266 | } | |
267 | ||
268 | void | |
269 | befs_dump_index_node(const struct super_block *sb, befs_btree_nodehead * node) | |
270 | { | |
271 | #ifdef CONFIG_BEFS_DEBUG | |
272 | ||
273 | befs_debug(sb, "Btree node structure"); | |
274 | befs_debug(sb, " left %016LX", fs64_to_cpu(sb, node->left)); | |
275 | befs_debug(sb, " right %016LX", fs64_to_cpu(sb, node->right)); | |
276 | befs_debug(sb, " overflow %016LX", fs64_to_cpu(sb, node->overflow)); | |
277 | befs_debug(sb, " all_key_count %hu", | |
278 | fs16_to_cpu(sb, node->all_key_count)); | |
279 | befs_debug(sb, " all_key_length %hu", | |
280 | fs16_to_cpu(sb, node->all_key_length)); | |
281 | ||
282 | #endif //CONFIG_BEFS_DEBUG | |
283 | } |