/* * 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 }