/*
* Copyright 2000 by Hans Reiser, licensing governed by reiserfs/README
*/
#include <linux/time.h>
#include <linux/fs.h>
#include "reiserfs.h"
#include <linux/string.h>
#include <linux/buffer_head.h>
#include <stdarg.h>
static char error_buf[1024];
static char fmt_buf[1024];
static char off_buf[80];
static char *reiserfs_cpu_offset(struct cpu_key *key)
{
if (cpu_key_k_type(key) == TYPE_DIRENTRY)
sprintf(off_buf, "%llu(%llu)",
(unsigned long long)
GET_HASH_VALUE(cpu_key_k_offset(key)),
(unsigned long long)
GET_GENERATION_NUMBER(cpu_key_k_offset(key)));
else
sprintf(off_buf, "0x%Lx",
(unsigned long long)cpu_key_k_offset(key));
return off_buf;
}
static char *le_offset(struct reiserfs_key *key)
{
int version;
version = le_key_version(key);
if (le_key_k_type(version, key) == TYPE_DIRENTRY)
sprintf(off_buf, "%llu(%llu)",
(unsigned long long)
GET_HASH_VALUE(le_key_k_offset(version, key)),
(unsigned long long)
GET_GENERATION_NUMBER(le_key_k_offset(version, key)));
else
sprintf(off_buf, "0x%Lx",
(unsigned long long)le_key_k_offset(version, key));
return off_buf;
}
static char *cpu_type(struct cpu_key *key)
{
if (cpu_key_k_type(key) == TYPE_STAT_DATA)
return "SD";
if (cpu_key_k_type(key) == TYPE_DIRENTRY)
return "DIR";
if (cpu_key_k_type(key) == TYPE_DIRECT)
return "DIRECT";
if (cpu_key_k_type(key) == TYPE_INDIRECT)
return "IND";
return "UNKNOWN";
}
static char *le_type(struct reiserfs_key *key)
{
int version;
version = le_key_version(key);
if (le_key_k_type(version, key) == TYPE_STAT_DATA)
return "SD";
if (le_key_k_type(version, key) == TYPE_DIRENTRY)
return "DIR";
if (le_key_k_type(version, key) == TYPE_DIRECT)
return "DIRECT";
if (le_key_k_type(version, key) == TYPE_INDIRECT)
return "IND";
return "UNKNOWN";
}
/* %k */
static int scnprintf_le_key(char *buf, size_t size, struct reiserfs_key *key)
{
if (key)
return scnprintf(buf, size, "[%d %d %s %s]",
le32_to_cpu(key->k_dir_id),
le32_to_cpu(key->k_objectid), le_offset(key),
le_type(key));
else
return scnprintf(buf, size, "[NULL]");
}
/* %K */
static int scnprintf_cpu_key(char *buf, size_t size, struct cpu_key *key)
{
if (key)
return scnprintf(buf, size, "[%d %d %s %s]",
key->on_disk_key.k_dir_id,
key->on_disk_key.k_objectid,
reiserfs_cpu_offset(key), cpu_type(key));
else
return scnprintf(buf, size, "[NULL]");
}
static int scnprintf_de_head(char *buf, size_t size,
struct reiserfs_de_head *deh)
{
if (deh)
return scnprintf(buf, size,
"[offset=%d dir_id=%d objectid=%d location=%d state=%04x]",
deh_offset(deh), deh_dir_id(deh),
deh_objectid(deh), deh_location(deh),
deh_state(deh));
else
return scnprintf(buf, size, "[NULL]");
}
static int scnprintf_item_head(char *buf, size_t size, struct item_head *ih)
{
if (ih) {
char *p = buf;
char * const end = buf + size;
p += scnprintf(p, end - p, "%s",
(ih_version(ih) == KEY_FORMAT_3_6) ?
"*3.6* " : "*3.5*");
p += scnprintf_le_key(p, end - p, &ih->ih_key);
p += scnprintf(p, end - p,
", item_len %d, item_location %d, free_space(entry_count) %d",
ih_item_len(ih), ih_location(ih),
ih_free_space(ih));
return p - buf;
} else
return scnprintf(buf, size, "[NULL]");
}
static int scnprintf_direntry(char *buf, size_t size,
struct reiserfs_dir_entry *de)
{
char name[20];
memcpy(name, de->de_name, de->de_namelen > 19 ? 19 : de->de_namelen);
name[de->de_namelen > 19 ? 19 : de->de_namelen] = 0;
return scnprintf(buf, size, "\"%s\"==>[%d %d]",
name, de->de_dir_id, de->de_objectid);
}
static int scnprintf_block_head(char *buf, size_t size, struct buffer_head *bh)
{
return scnprintf(buf, size,
"level=%d, nr_items=%d, free_space=%d rdkey ",
B_LEVEL(bh), B_NR_ITEMS(bh), B_FREE_SPACE(bh));
}
static int scnprintf_buffer_head(char *buf, size_t size, struct buffer_head *bh)
{
return scnprintf(buf, size