mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-18 10:35:55 +00:00
308 lines
6.3 KiB
C
308 lines
6.3 KiB
C
/*-
|
|
* Copyright 2000 Hans Reiser
|
|
* See README for licensing and copyright details
|
|
*
|
|
* Ported to FreeBSD by Jean-Sébastien Pédron <jspedron@club-internet.fr>
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#include <gnu/fs/reiserfs/reiserfs_fs.h>
|
|
|
|
#if 0
|
|
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, "%Lu(%Lu)",
|
|
(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 key *key)
|
|
{
|
|
int version;
|
|
|
|
version = le_key_version(key);
|
|
if (le_key_k_type(version, key) == TYPE_DIRENTRY)
|
|
sprintf(off_buf, "%Lu(%Lu)",
|
|
(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 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 void
|
|
sprintf_le_key(char *buf, struct key *key)
|
|
{
|
|
|
|
if (key)
|
|
sprintf(buf, "[%d %d %s %s]", le32toh(key->k_dir_id),
|
|
le32toh(key->k_objectid), le_offset(key), le_type(key));
|
|
else
|
|
sprintf(buf, "[NULL]");
|
|
}
|
|
|
|
/* %K */
|
|
static void
|
|
sprintf_cpu_key(char *buf, struct cpu_key *key)
|
|
{
|
|
|
|
if (key)
|
|
sprintf(buf, "[%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
|
|
sprintf(buf, "[NULL]");
|
|
}
|
|
|
|
static void sprintf_de_head(char *buf, struct reiserfs_de_head *deh)
|
|
{
|
|
|
|
if (deh)
|
|
sprintf(buf,
|
|
"[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
|
|
sprintf(buf, "[NULL]");
|
|
}
|
|
|
|
static void
|
|
sprintf_item_head(char *buf, struct item_head *ih)
|
|
{
|
|
|
|
if (ih) {
|
|
strcpy(buf, (ih_version(ih) == KEY_FORMAT_3_6) ?
|
|
"*3.6* " : "*3.5*");
|
|
sprintf_le_key(buf + strlen(buf), &(ih->ih_key));
|
|
sprintf(buf + strlen(buf), ", item_len %d, item_location %d, "
|
|
"free_space(entry_count) %d",
|
|
ih_item_len(ih), ih_location(ih), ih_free_space(ih));
|
|
} else
|
|
sprintf(buf, "[NULL]");
|
|
}
|
|
|
|
static void
|
|
sprintf_direntry(char *buf, 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;
|
|
sprintf(buf, "\"%s\" ==> [%d %d]",
|
|
name, de->de_dir_id, de->de_objectid);
|
|
}
|
|
|
|
static void
|
|
sprintf_block_head(char *buf, struct buf *bp)
|
|
{
|
|
|
|
sprintf(buf, "level=%d, nr_items=%d, free_space=%d rdkey ",
|
|
B_LEVEL(bp), B_NR_ITEMS(bp), B_FREE_SPACE(bp));
|
|
}
|
|
|
|
static void
|
|
sprintf_disk_child(char *buf, struct disk_child *dc)
|
|
{
|
|
|
|
sprintf (buf, "[dc_number=%d, dc_size=%u]",
|
|
dc_block_number(dc), dc_size(dc));
|
|
}
|
|
|
|
static char *
|
|
is_there_reiserfs_struct (char *fmt, int *what, int *skip)
|
|
{
|
|
char *k;
|
|
|
|
k = fmt;
|
|
*skip = 0;
|
|
|
|
while ((k = strchr(k, '%')) != NULL) {
|
|
if (k[1] == 'k' || k[1] == 'K' || k[1] == 'h' || k[1] == 't' ||
|
|
k[1] == 'z' || k[1] == 'b' || k[1] == 'y' || k[1] == 'a' ) {
|
|
*what = k[1];
|
|
break;
|
|
}
|
|
(*skip)++;
|
|
k++;
|
|
}
|
|
|
|
return (k);
|
|
}
|
|
|
|
static void
|
|
prepare_error_buf(const char *fmt, va_list args)
|
|
{
|
|
char *fmt1, *k, *p;
|
|
int i, j, what, skip;
|
|
|
|
fmt1 = fmt_buf;
|
|
p = error_buf;
|
|
strcpy (fmt1, fmt);
|
|
|
|
while ((k = is_there_reiserfs_struct(fmt1, &what, &skip)) != NULL) {
|
|
*k = 0;
|
|
|
|
p += vsprintf (p, fmt1, args);
|
|
|
|
for (i = 0; i < skip; i ++)
|
|
j = va_arg(args, int);
|
|
|
|
switch (what) {
|
|
case 'k':
|
|
sprintf_le_key(p, va_arg(args, struct key *));
|
|
break;
|
|
case 'K':
|
|
sprintf_cpu_key(p, va_arg(args, struct cpu_key *));
|
|
break;
|
|
case 'h':
|
|
sprintf_item_head(p, va_arg(args, struct item_head *));
|
|
break;
|
|
case 't':
|
|
sprintf_direntry(p,
|
|
va_arg(args, struct reiserfs_dir_entry *));
|
|
break;
|
|
case 'y':
|
|
sprintf_disk_child(p,
|
|
va_arg(args, struct disk_child *));
|
|
break;
|
|
case 'z':
|
|
sprintf_block_head(p,
|
|
va_arg(args, struct buffer_head *));
|
|
break;
|
|
case 'a':
|
|
sprintf_de_head(p,
|
|
va_arg(args, struct reiserfs_de_head *));
|
|
break;
|
|
}
|
|
|
|
p += strlen(p);
|
|
fmt1 = k + 2;
|
|
}
|
|
|
|
vsprintf(p, fmt1, args);
|
|
}
|
|
|
|
/*
|
|
* In addition to usual conversion specifiers this accepts reiserfs
|
|
* specific conversion specifiers:
|
|
* %k to print little endian key,
|
|
* %K to print cpu key,
|
|
* %h to print item_head,
|
|
* %t to print directory entry,
|
|
* %z to print block head (arg must be struct buf *)
|
|
*/
|
|
|
|
#define do_reiserfs_warning(fmt) \
|
|
{ \
|
|
va_list args; \
|
|
va_start(args, fmt); \
|
|
prepare_error_buf(fmt, args); \
|
|
va_end(args); \
|
|
}
|
|
|
|
void
|
|
__reiserfs_log(int level, const char * fmt, ...)
|
|
{
|
|
|
|
do_reiserfs_warning(fmt);
|
|
log(level, "ReiserFS/%s: %s\n", __FUNCTION__, error_buf);
|
|
}
|
|
|
|
#endif
|
|
|
|
char *
|
|
reiserfs_hashname(int code)
|
|
{
|
|
|
|
if (code == YURA_HASH)
|
|
return ("rupasov");
|
|
if (code == TEA_HASH)
|
|
return ("tea");
|
|
if (code == R5_HASH)
|
|
return ("r5");
|
|
|
|
return ("unknown");
|
|
}
|
|
|
|
void
|
|
reiserfs_dump_buffer(caddr_t buf, off_t len)
|
|
{
|
|
int i, j;
|
|
|
|
log(LOG_DEBUG, "reiserfs: dumping a buffer of %jd bytes\n",
|
|
(intmax_t)len);
|
|
for (i = 0; i < len; i += 16) {
|
|
log(LOG_DEBUG, "%08x: ", i);
|
|
for (j = 0; j < 16; j += 2) {
|
|
if (i + j >= len)
|
|
log(LOG_DEBUG, " ");
|
|
else
|
|
log(LOG_DEBUG, "%02x%02x ",
|
|
buf[i + j] & 0xff,
|
|
buf[i + j + 1] & 0xff);
|
|
}
|
|
for (j = 0; j < 16; ++j) {
|
|
if (i + j >= len)
|
|
break;
|
|
log(LOG_DEBUG, "%c",
|
|
isprint(buf[i + j]) ? buf[i + j] : '.');
|
|
}
|
|
log(LOG_DEBUG, "\n");
|
|
}
|
|
}
|