283 lines
7.6 KiB
C
283 lines
7.6 KiB
C
/*
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* linux/fs/befs/debug.c
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*
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* Copyright (C) 2001 Will Dyson (will_dyson at pobox.com)
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*
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* With help from the ntfs-tng driver by Anton Altparmakov
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*
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* Copyright (C) 1999 Makoto Kato (m_kato@ga2.so-net.ne.jp)
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*
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* debug functions
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*/
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#ifdef __KERNEL__
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#include <stdarg.h>
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#include <linux/string.h>
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#include <linux/spinlock.h>
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#include <linux/kernel.h>
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#include <linux/fs.h>
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#include <linux/slab.h>
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#endif /* __KERNEL__ */
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#include "befs.h"
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#define ERRBUFSIZE 1024
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void
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befs_error(const struct super_block *sb, const char *fmt, ...)
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{
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va_list args;
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char *err_buf = kmalloc(ERRBUFSIZE, GFP_KERNEL);
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if (err_buf == NULL) {
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printk(KERN_ERR "could not allocate %d bytes\n", ERRBUFSIZE);
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return;
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}
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va_start(args, fmt);
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vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
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va_end(args);
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printk(KERN_ERR "BeFS(%s): %s\n", sb->s_id, err_buf);
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kfree(err_buf);
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}
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void
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befs_warning(const struct super_block *sb, const char *fmt, ...)
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{
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va_list args;
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char *err_buf = kmalloc(ERRBUFSIZE, GFP_KERNEL);
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if (err_buf == NULL) {
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printk(KERN_ERR "could not allocate %d bytes\n", ERRBUFSIZE);
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return;
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}
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va_start(args, fmt);
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vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
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va_end(args);
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printk(KERN_WARNING "BeFS(%s): %s\n", sb->s_id, err_buf);
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kfree(err_buf);
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}
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void
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befs_debug(const struct super_block *sb, const char *fmt, ...)
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{
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#ifdef CONFIG_BEFS_DEBUG
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va_list args;
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char *err_buf = NULL;
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if (BEFS_SB(sb)->mount_opts.debug) {
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err_buf = kmalloc(ERRBUFSIZE, GFP_KERNEL);
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if (err_buf == NULL) {
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printk(KERN_ERR "could not allocate %d bytes\n",
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ERRBUFSIZE);
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return;
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}
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va_start(args, fmt);
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vsnprintf(err_buf, ERRBUFSIZE, fmt, args);
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va_end(args);
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printk(KERN_DEBUG "BeFS(%s): %s\n", sb->s_id, err_buf);
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kfree(err_buf);
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}
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#endif //CONFIG_BEFS_DEBUG
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}
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void
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befs_dump_inode(const struct super_block *sb, befs_inode * inode)
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{
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#ifdef CONFIG_BEFS_DEBUG
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befs_block_run tmp_run;
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befs_debug(sb, "befs_inode information");
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befs_debug(sb, " magic1 %08x", fs32_to_cpu(sb, inode->magic1));
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tmp_run = fsrun_to_cpu(sb, inode->inode_num);
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befs_debug(sb, " inode_num %u, %hu, %hu",
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tmp_run.allocation_group, tmp_run.start, tmp_run.len);
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befs_debug(sb, " uid %u", fs32_to_cpu(sb, inode->uid));
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befs_debug(sb, " gid %u", fs32_to_cpu(sb, inode->gid));
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befs_debug(sb, " mode %08x", fs32_to_cpu(sb, inode->mode));
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befs_debug(sb, " flags %08x", fs32_to_cpu(sb, inode->flags));
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befs_debug(sb, " create_time %Lu",
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fs64_to_cpu(sb, inode->create_time));
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befs_debug(sb, " last_modified_time %Lu",
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fs64_to_cpu(sb, inode->last_modified_time));
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tmp_run = fsrun_to_cpu(sb, inode->parent);
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befs_debug(sb, " parent [%u, %hu, %hu]",
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tmp_run.allocation_group, tmp_run.start, tmp_run.len);
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tmp_run = fsrun_to_cpu(sb, inode->attributes);
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befs_debug(sb, " attributes [%u, %hu, %hu]",
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tmp_run.allocation_group, tmp_run.start, tmp_run.len);
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befs_debug(sb, " type %08x", fs32_to_cpu(sb, inode->type));
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befs_debug(sb, " inode_size %u", fs32_to_cpu(sb, inode->inode_size));
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if (S_ISLNK(fs32_to_cpu(sb, inode->mode))) {
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befs_debug(sb, " Symbolic link [%s]", inode->data.symlink);
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} else {
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int i;
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for (i = 0; i < BEFS_NUM_DIRECT_BLOCKS; i++) {
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tmp_run =
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fsrun_to_cpu(sb, inode->data.datastream.direct[i]);
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befs_debug(sb, " direct %d [%u, %hu, %hu]", i,
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tmp_run.allocation_group, tmp_run.start,
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tmp_run.len);
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}
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befs_debug(sb, " max_direct_range %Lu",
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fs64_to_cpu(sb,
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inode->data.datastream.
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max_direct_range));
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tmp_run = fsrun_to_cpu(sb, inode->data.datastream.indirect);
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befs_debug(sb, " indirect [%u, %hu, %hu]",
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tmp_run.allocation_group,
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tmp_run.start, tmp_run.len);
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befs_debug(sb, " max_indirect_range %Lu",
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fs64_to_cpu(sb,
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inode->data.datastream.
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max_indirect_range));
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tmp_run =
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fsrun_to_cpu(sb, inode->data.datastream.double_indirect);
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befs_debug(sb, " double indirect [%u, %hu, %hu]",
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tmp_run.allocation_group, tmp_run.start,
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tmp_run.len);
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befs_debug(sb, " max_double_indirect_range %Lu",
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fs64_to_cpu(sb,
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inode->data.datastream.
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max_double_indirect_range));
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befs_debug(sb, " size %Lu",
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fs64_to_cpu(sb, inode->data.datastream.size));
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}
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#endif //CONFIG_BEFS_DEBUG
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}
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/*
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* Display super block structure for debug.
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*/
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void
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befs_dump_super_block(const struct super_block *sb, befs_super_block * sup)
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{
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#ifdef CONFIG_BEFS_DEBUG
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befs_block_run tmp_run;
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befs_debug(sb, "befs_super_block information");
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befs_debug(sb, " name %s", sup->name);
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befs_debug(sb, " magic1 %08x", fs32_to_cpu(sb, sup->magic1));
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befs_debug(sb, " fs_byte_order %08x",
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fs32_to_cpu(sb, sup->fs_byte_order));
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befs_debug(sb, " block_size %u", fs32_to_cpu(sb, sup->block_size));
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befs_debug(sb, " block_shift %u", fs32_to_cpu(sb, sup->block_shift));
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befs_debug(sb, " num_blocks %Lu", fs64_to_cpu(sb, sup->num_blocks));
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befs_debug(sb, " used_blocks %Lu", fs64_to_cpu(sb, sup->used_blocks));
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befs_debug(sb, " magic2 %08x", fs32_to_cpu(sb, sup->magic2));
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befs_debug(sb, " blocks_per_ag %u",
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fs32_to_cpu(sb, sup->blocks_per_ag));
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befs_debug(sb, " ag_shift %u", fs32_to_cpu(sb, sup->ag_shift));
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befs_debug(sb, " num_ags %u", fs32_to_cpu(sb, sup->num_ags));
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befs_debug(sb, " flags %08x", fs32_to_cpu(sb, sup->flags));
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tmp_run = fsrun_to_cpu(sb, sup->log_blocks);
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befs_debug(sb, " log_blocks %u, %hu, %hu",
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tmp_run.allocation_group, tmp_run.start, tmp_run.len);
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befs_debug(sb, " log_start %Ld", fs64_to_cpu(sb, sup->log_start));
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befs_debug(sb, " log_end %Ld", fs64_to_cpu(sb, sup->log_end));
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befs_debug(sb, " magic3 %08x", fs32_to_cpu(sb, sup->magic3));
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tmp_run = fsrun_to_cpu(sb, sup->root_dir);
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befs_debug(sb, " root_dir %u, %hu, %hu",
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tmp_run.allocation_group, tmp_run.start, tmp_run.len);
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tmp_run = fsrun_to_cpu(sb, sup->indices);
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befs_debug(sb, " indices %u, %hu, %hu",
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tmp_run.allocation_group, tmp_run.start, tmp_run.len);
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#endif //CONFIG_BEFS_DEBUG
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}
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#if 0
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/* unused */
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void
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befs_dump_small_data(const struct super_block *sb, befs_small_data * sd)
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{
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}
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/* unused */
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void
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befs_dump_run(const struct super_block *sb, befs_disk_block_run run)
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{
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#ifdef CONFIG_BEFS_DEBUG
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befs_block_run n = fsrun_to_cpu(sb, run);
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befs_debug(sb, "[%u, %hu, %hu]", n.allocation_group, n.start, n.len);
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#endif //CONFIG_BEFS_DEBUG
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}
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#endif /* 0 */
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void
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befs_dump_index_entry(const struct super_block *sb, befs_disk_btree_super * super)
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{
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#ifdef CONFIG_BEFS_DEBUG
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befs_debug(sb, "Btree super structure");
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befs_debug(sb, " magic %08x", fs32_to_cpu(sb, super->magic));
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befs_debug(sb, " node_size %u", fs32_to_cpu(sb, super->node_size));
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befs_debug(sb, " max_depth %08x", fs32_to_cpu(sb, super->max_depth));
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befs_debug(sb, " data_type %08x", fs32_to_cpu(sb, super->data_type));
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befs_debug(sb, " root_node_pointer %016LX",
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fs64_to_cpu(sb, super->root_node_ptr));
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befs_debug(sb, " free_node_pointer %016LX",
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fs64_to_cpu(sb, super->free_node_ptr));
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befs_debug(sb, " maximum size %016LX",
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fs64_to_cpu(sb, super->max_size));
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#endif //CONFIG_BEFS_DEBUG
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}
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void
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befs_dump_index_node(const struct super_block *sb, befs_btree_nodehead * node)
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{
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#ifdef CONFIG_BEFS_DEBUG
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befs_debug(sb, "Btree node structure");
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befs_debug(sb, " left %016LX", fs64_to_cpu(sb, node->left));
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befs_debug(sb, " right %016LX", fs64_to_cpu(sb, node->right));
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befs_debug(sb, " overflow %016LX", fs64_to_cpu(sb, node->overflow));
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befs_debug(sb, " all_key_count %hu",
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fs16_to_cpu(sb, node->all_key_count));
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befs_debug(sb, " all_key_length %hu",
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fs16_to_cpu(sb, node->all_key_length));
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#endif //CONFIG_BEFS_DEBUG
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}
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