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Code

tdb: rename 'struct list_struct' into 'struct tdb_record'

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metze
This commit is contained in:
Stefan Metzmacher 2009-10-23 13:51:03 +02:00
parent 4f8826ff7f
commit 3b62e250c0
9 changed files with 54 additions and 54 deletions
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8
lib/tdb/common/check.c
View File

@ -63,7 +63,7 @@ corrupt:
/* Generic record header check. */
static bool tdb_check_record(struct tdb_context *tdb,
tdb_off_t off,
const struct list_struct *rec)
const struct tdb_record *rec)
{
tdb_off_t tailer;
@ -228,7 +228,7 @@ static void record_offset(unsigned char bits[], tdb_off_t off)
/* Check that an in-use record is valid. */
static bool tdb_check_used_record(struct tdb_context *tdb,
tdb_off_t off,
const struct list_struct *rec,
const struct tdb_record *rec,
unsigned char **hashes,
int (*check)(TDB_DATA, TDB_DATA, void *),
void *private_data)
@ -287,7 +287,7 @@ fail_put_key:
/* Check that an unused record is valid. */
static bool tdb_check_free_record(struct tdb_context *tdb,
tdb_off_t off,
const struct list_struct *rec,
const struct tdb_record *rec,
unsigned char **hashes)
{
if (!tdb_check_record(tdb, off, rec))
@ -308,7 +308,7 @@ int tdb_check(struct tdb_context *tdb,
unsigned int h;
unsigned char **hashes;
tdb_off_t off, recovery_start;
struct list_struct rec;
struct tdb_record rec;
bool found_recovery = false;
if (tdb_lockall(tdb) == -1)

4
lib/tdb/common/dump.c
View File

@ -30,7 +30,7 @@
static tdb_off_t tdb_dump_record(struct tdb_context *tdb, int hash,
tdb_off_t offset)
{
struct list_struct rec;
struct tdb_record rec;
tdb_off_t tailer_ofs, tailer;
if (tdb->methods->tdb_read(tdb, offset, (char *)&rec,
@ -95,7 +95,7 @@ int tdb_printfreelist(struct tdb_context *tdb)
int ret;
long total_free = 0;
tdb_off_t offset, rec_ptr;
struct list_struct rec;
struct tdb_record rec;
if ((ret = tdb_lock(tdb, -1, F_WRLCK)) != 0)
return ret;

18
lib/tdb/common/freelist.c
View File

@ -34,7 +34,7 @@
#define USE_RIGHT_MERGES 0
/* read a freelist record and check for simple errors */
int tdb_rec_free_read(struct tdb_context *tdb, tdb_off_t off, struct list_struct *rec)
int tdb_rec_free_read(struct tdb_context *tdb, tdb_off_t off, struct tdb_record *rec)
{
if (tdb->methods->tdb_read(tdb, off, rec, sizeof(*rec),DOCONV()) == -1)
return -1;
@ -87,7 +87,7 @@ static int remove_from_freelist(struct tdb_context *tdb, tdb_off_t off, tdb_off_
/* update a record tailer (must hold allocation lock) */
static int update_tailer(struct tdb_context *tdb, tdb_off_t offset,
const struct list_struct *rec)
const struct tdb_record *rec)
{
tdb_off_t totalsize;
@ -99,7 +99,7 @@ static int update_tailer(struct tdb_context *tdb, tdb_off_t offset,
/* Add an element into the freelist. Merge adjacent records if
neccessary. */
int tdb_free(struct tdb_context *tdb, tdb_off_t offset, struct list_struct *rec)
int tdb_free(struct tdb_context *tdb, tdb_off_t offset, struct tdb_record *rec)
{
/* Allocation and tailer lock */
if (tdb_lock(tdb, -1, F_WRLCK) != 0)
@ -115,7 +115,7 @@ int tdb_free(struct tdb_context *tdb, tdb_off_t offset, struct list_struct *rec)
/* Look right first (I'm an Australian, dammit) */
if (offset + sizeof(*rec) + rec->rec_len + sizeof(*rec) <= tdb->map_size) {
tdb_off_t right = offset + sizeof(*rec) + rec->rec_len;
struct list_struct r;
struct tdb_record r;
if (tdb->methods->tdb_read(tdb, right, &r, sizeof(r), DOCONV()) == -1) {
TDB_LOG((tdb, TDB_DEBUG_FATAL, "tdb_free: right read failed at %u\n", right));
@ -141,7 +141,7 @@ left:
/* Look left */
if (offset - sizeof(tdb_off_t) > TDB_DATA_START(tdb->header.hash_size)) {
tdb_off_t left = offset - sizeof(tdb_off_t);
struct list_struct l;
struct tdb_record l;
tdb_off_t leftsize;
/* Read in tailer and jump back to header */
@ -220,9 +220,9 @@ update:
*/
static tdb_off_t tdb_allocate_ofs(struct tdb_context *tdb,
tdb_len_t length, tdb_off_t rec_ptr,
struct list_struct *rec, tdb_off_t last_ptr)
struct tdb_record *rec, tdb_off_t last_ptr)
{
#define MIN_REC_SIZE (sizeof(struct list_struct) + sizeof(tdb_off_t) + 8)
#define MIN_REC_SIZE (sizeof(struct tdb_record) + sizeof(tdb_off_t) + 8)
if (rec->rec_len < length + MIN_REC_SIZE) {
/* we have to grab the whole record */
@ -268,12 +268,12 @@ static tdb_off_t tdb_allocate_ofs(struct tdb_context *tdb,
}
/* allocate some space from the free list. The offset returned points
to a unconnected list_struct within the database with room for at
to a unconnected tdb_record within the database with room for at
least length bytes of total data
0 is returned if the space could not be allocated
*/
tdb_off_t tdb_allocate(struct tdb_context *tdb, tdb_len_t length, struct list_struct *rec)
tdb_off_t tdb_allocate(struct tdb_context *tdb, tdb_len_t length, struct tdb_record *rec)
{
tdb_off_t rec_ptr, last_ptr, newrec_ptr;
struct {

2
lib/tdb/common/freelistcheck.c
View File

@ -46,7 +46,7 @@ static int seen_insert(struct tdb_context *mem_tdb, tdb_off_t rec_ptr)
int tdb_validate_freelist(struct tdb_context *tdb, int *pnum_entries)
{
struct tdb_context *mem_tdb = NULL;
struct list_struct rec;
struct tdb_record rec;
tdb_off_t rec_ptr, last_ptr;
int ret = -1;

8
lib/tdb/common/io.c
View File

@ -298,7 +298,7 @@ static int tdb_expand_file(struct tdb_context *tdb, tdb_off_t size, tdb_off_t ad
file and doing the mmap again if necessary */
int tdb_expand(struct tdb_context *tdb, tdb_off_t size)
{
struct list_struct rec;
struct tdb_record rec;
tdb_off_t offset, new_size;
if (tdb_lock(tdb, -1, F_WRLCK) == -1) {
@ -436,7 +436,7 @@ int tdb_parse_data(struct tdb_context *tdb, TDB_DATA key,
}
/* read/write a record */
int tdb_rec_read(struct tdb_context *tdb, tdb_off_t offset, struct list_struct *rec)
int tdb_rec_read(struct tdb_context *tdb, tdb_off_t offset, struct tdb_record *rec)
{
if (tdb->methods->tdb_read(tdb, offset, rec, sizeof(*rec),DOCONV()) == -1)
return -1;
@ -449,9 +449,9 @@ int tdb_rec_read(struct tdb_context *tdb, tdb_off_t offset, struct list_struct *
return tdb->methods->tdb_oob(tdb, rec->next+sizeof(*rec), 0);
}
int tdb_rec_write(struct tdb_context *tdb, tdb_off_t offset, struct list_struct *rec)
int tdb_rec_write(struct tdb_context *tdb, tdb_off_t offset, struct tdb_record *rec)
{
struct list_struct r = *rec;
struct tdb_record r = *rec;
return tdb->methods->tdb_write(tdb, offset, CONVERT(r), sizeof(r));
}

30
lib/tdb/common/tdb.c
View File

@ -76,7 +76,7 @@ static int tdb_key_compare(TDB_DATA key, TDB_DATA data, void *private_data)
/* Returns 0 on fail. On success, return offset of record, and fills
in rec */
static tdb_off_t tdb_find(struct tdb_context *tdb, TDB_DATA key, uint32_t hash,
struct list_struct *r)
struct tdb_record *r)
{
tdb_off_t rec_ptr;
@ -110,7 +110,7 @@ static tdb_off_t tdb_find(struct tdb_context *tdb, TDB_DATA key, uint32_t hash,
/* As tdb_find, but if you succeed, keep the lock */
tdb_off_t tdb_find_lock_hash(struct tdb_context *tdb, TDB_DATA key, uint32_t hash, int locktype,
struct list_struct *rec)
struct tdb_record *rec)
{
uint32_t rec_ptr;
@ -128,7 +128,7 @@ tdb_off_t tdb_find_lock_hash(struct tdb_context *tdb, TDB_DATA key, uint32_t has
*/
static int tdb_update_hash(struct tdb_context *tdb, TDB_DATA key, uint32_t hash, TDB_DATA dbuf)
{
struct list_struct rec;
struct tdb_record rec;
tdb_off_t rec_ptr;
/* find entry */
@ -163,7 +163,7 @@ static int tdb_update_hash(struct tdb_context *tdb, TDB_DATA key, uint32_t hash,
static TDB_DATA _tdb_fetch(struct tdb_context *tdb, TDB_DATA key)
{
tdb_off_t rec_ptr;
struct list_struct rec;
struct tdb_record rec;
TDB_DATA ret;
uint32_t hash;
@ -209,7 +209,7 @@ int tdb_parse_record(struct tdb_context *tdb, TDB_DATA key,
void *private_data)
{
tdb_off_t rec_ptr;
struct list_struct rec;
struct tdb_record rec;
int ret;
uint32_t hash;
@ -239,7 +239,7 @@ int tdb_parse_record(struct tdb_context *tdb, TDB_DATA key,
*/
static int tdb_exists_hash(struct tdb_context *tdb, TDB_DATA key, uint32_t hash)
{
struct list_struct rec;
struct tdb_record rec;
if (tdb_find_lock_hash(tdb, key, hash, F_RDLCK, &rec) == 0)
return 0;
@ -258,10 +258,10 @@ int tdb_exists(struct tdb_context *tdb, TDB_DATA key)
}
/* actually delete an entry in the database given the offset */
int tdb_do_delete(struct tdb_context *tdb, tdb_off_t rec_ptr, struct list_struct *rec)
int tdb_do_delete(struct tdb_context *tdb, tdb_off_t rec_ptr, struct tdb_record *rec)
{
tdb_off_t last_ptr, i;
struct list_struct lastrec;
struct tdb_record lastrec;
if (tdb->read_only || tdb->traverse_read) return -1;
@ -297,7 +297,7 @@ static int tdb_count_dead(struct tdb_context *tdb, uint32_t hash)
{
int res = 0;
tdb_off_t rec_ptr;
struct list_struct rec;
struct tdb_record rec;
/* read in the hash top */
if (tdb_ofs_read(tdb, TDB_HASH_TOP(hash), &rec_ptr) == -1)
@ -321,7 +321,7 @@ static int tdb_count_dead(struct tdb_context *tdb, uint32_t hash)
static int tdb_purge_dead(struct tdb_context *tdb, uint32_t hash)
{
int res = -1;
struct list_struct rec;
struct tdb_record rec;
tdb_off_t rec_ptr;
if (tdb_lock(tdb, -1, F_WRLCK) == -1) {
@ -357,7 +357,7 @@ static int tdb_purge_dead(struct tdb_context *tdb, uint32_t hash)
static int tdb_delete_hash(struct tdb_context *tdb, TDB_DATA key, uint32_t hash)
{
tdb_off_t rec_ptr;
struct list_struct rec;
struct tdb_record rec;
int ret;
if (tdb->max_dead_records != 0) {
@ -420,7 +420,7 @@ int tdb_delete(struct tdb_context *tdb, TDB_DATA key)
* See if we have a dead record around with enough space
*/
static tdb_off_t tdb_find_dead(struct tdb_context *tdb, uint32_t hash,
struct list_struct *r, tdb_len_t length)
struct tdb_record *r, tdb_len_t length)
{
tdb_off_t rec_ptr;
@ -448,7 +448,7 @@ static tdb_off_t tdb_find_dead(struct tdb_context *tdb, uint32_t hash,
static int _tdb_store(struct tdb_context *tdb, TDB_DATA key,
TDB_DATA dbuf, int flag, uint32_t hash)
{
struct list_struct rec;
struct tdb_record rec;
tdb_off_t rec_ptr;
char *p = NULL;
int ret = -1;
@ -734,7 +734,7 @@ void tdb_enable_seqnum(struct tdb_context *tdb)
*/
static int tdb_free_region(struct tdb_context *tdb, tdb_off_t offset, ssize_t length)
{
struct list_struct rec;
struct tdb_record rec;
if (length <= sizeof(rec)) {
/* the region is not worth adding */
return 0;
@ -783,7 +783,7 @@ int tdb_wipe_all(struct tdb_context *tdb)
}
if (recovery_head != 0) {
struct list_struct rec;
struct tdb_record rec;
if (tdb->methods->tdb_read(tdb, recovery_head, &rec, sizeof(rec), DOCONV()) == -1) {
TDB_LOG((tdb, TDB_DEBUG_FATAL, "tdb_wipe_all: failed to read recovery record\n"));
return -1;

18
lib/tdb/common/tdb_private.h
View File

@ -116,9 +116,9 @@ void tdb_trace_2rec_retrec(struct tdb_context *tdb, const char *op,
#define CONVERT(x) (DOCONV() ? tdb_convert(&x, sizeof(x)) : &x)
/* the body of the database is made of one list_struct for the free space
/* the body of the database is made of one tdb_record for the free space
plus a separate data list for each hash value */
struct list_struct {
struct tdb_record {
tdb_off_t next; /* offset of the next record in the list */
tdb_len_t rec_len; /* total byte length of record */
tdb_len_t key_len; /* byte length of key */
@ -223,16 +223,16 @@ int tdb_write_unlock_record(struct tdb_context *tdb, tdb_off_t off);
int tdb_ofs_read(struct tdb_context *tdb, tdb_off_t offset, tdb_off_t *d);
int tdb_ofs_write(struct tdb_context *tdb, tdb_off_t offset, tdb_off_t *d);
void *tdb_convert(void *buf, uint32_t size);
int tdb_free(struct tdb_context *tdb, tdb_off_t offset, struct list_struct *rec);
tdb_off_t tdb_allocate(struct tdb_context *tdb, tdb_len_t length, struct list_struct *rec);
int tdb_free(struct tdb_context *tdb, tdb_off_t offset, struct tdb_record *rec);
tdb_off_t tdb_allocate(struct tdb_context *tdb, tdb_len_t length, struct tdb_record *rec);
int tdb_ofs_read(struct tdb_context *tdb, tdb_off_t offset, tdb_off_t *d);
int tdb_ofs_write(struct tdb_context *tdb, tdb_off_t offset, tdb_off_t *d);
int tdb_lock_record(struct tdb_context *tdb, tdb_off_t off);
int tdb_unlock_record(struct tdb_context *tdb, tdb_off_t off);
int _tdb_transaction_cancel(struct tdb_context *tdb);
int tdb_rec_read(struct tdb_context *tdb, tdb_off_t offset, struct list_struct *rec);
int tdb_rec_write(struct tdb_context *tdb, tdb_off_t offset, struct list_struct *rec);
int tdb_do_delete(struct tdb_context *tdb, tdb_off_t rec_ptr, struct list_struct *rec);
int tdb_rec_read(struct tdb_context *tdb, tdb_off_t offset, struct tdb_record *rec);
int tdb_rec_write(struct tdb_context *tdb, tdb_off_t offset, struct tdb_record *rec);
int tdb_do_delete(struct tdb_context *tdb, tdb_off_t rec_ptr, struct tdb_record *rec);
unsigned char *tdb_alloc_read(struct tdb_context *tdb, tdb_off_t offset, tdb_len_t len);
int tdb_parse_data(struct tdb_context *tdb, TDB_DATA key,
tdb_off_t offset, tdb_len_t len,
@ -240,10 +240,10 @@ int tdb_parse_data(struct tdb_context *tdb, TDB_DATA key,
void *private_data),
void *private_data);
tdb_off_t tdb_find_lock_hash(struct tdb_context *tdb, TDB_DATA key, uint32_t hash, int locktype,
struct list_struct *rec);
struct tdb_record *rec);
void tdb_io_init(struct tdb_context *tdb);
int tdb_expand(struct tdb_context *tdb, tdb_off_t size);
int tdb_rec_free_read(struct tdb_context *tdb, tdb_off_t off,
struct list_struct *rec);
struct tdb_record *rec);

12
lib/tdb/common/transaction.c
View File

@ -657,7 +657,7 @@ static int tdb_recovery_allocate(struct tdb_context *tdb,
tdb_off_t *recovery_offset,
tdb_len_t *recovery_max_size)
{
struct list_struct rec;
struct tdb_record rec;
const struct tdb_methods *methods = tdb->transaction->io_methods;
tdb_off_t recovery_head;
@ -743,7 +743,7 @@ static int transaction_setup_recovery(struct tdb_context *tdb,
tdb_len_t recovery_size;
unsigned char *data, *p;
const struct tdb_methods *methods = tdb->transaction->io_methods;
struct list_struct *rec;
struct tdb_record *rec;
tdb_off_t recovery_offset, recovery_max_size;
tdb_off_t old_map_size = tdb->transaction->old_map_size;
uint32_t magic, tailer;
@ -763,7 +763,7 @@ static int transaction_setup_recovery(struct tdb_context *tdb,
return -1;
}
rec = (struct list_struct *)data;
rec = (struct tdb_record *)data;
memset(rec, 0, sizeof(*rec));
rec->magic = 0;
@ -846,7 +846,7 @@ static int transaction_setup_recovery(struct tdb_context *tdb,
magic = TDB_RECOVERY_MAGIC;
CONVERT(magic);
*magic_offset = recovery_offset + offsetof(struct list_struct, magic);
*magic_offset = recovery_offset + offsetof(struct tdb_record, magic);
if (methods->tdb_write(tdb, *magic_offset, &magic, sizeof(magic)) == -1) {
TDB_LOG((tdb, TDB_DEBUG_FATAL, "tdb_transaction_setup_recovery: failed to write recovery magic\n"));
@ -1094,7 +1094,7 @@ int tdb_transaction_recover(struct tdb_context *tdb)
tdb_off_t recovery_head, recovery_eof;
unsigned char *data, *p;
uint32_t zero = 0;
struct list_struct rec;
struct tdb_record rec;
/* find the recovery area */
if (tdb_ofs_read(tdb, TDB_RECOVERY_HEAD, &recovery_head) == -1) {
@ -1181,7 +1181,7 @@ int tdb_transaction_recover(struct tdb_context *tdb)
}
/* remove the recovery magic */
if (tdb_ofs_write(tdb, recovery_head + offsetof(struct list_struct, magic),
if (tdb_ofs_write(tdb, recovery_head + offsetof(struct tdb_record, magic),
&zero) == -1) {
TDB_LOG((tdb, TDB_DEBUG_FATAL, "tdb_transaction_recover: failed to remove recovery magic\n"));
tdb->ecode = TDB_ERR_IO;

8
lib/tdb/common/traverse.c
View File

@ -32,7 +32,7 @@
/* Uses traverse lock: 0 = finish, TDB_NEXT_LOCK_ERR = error,
other = record offset */
static tdb_off_t tdb_next_lock(struct tdb_context *tdb, struct tdb_traverse_lock *tlock,
struct list_struct *rec)
struct tdb_record *rec)
{
int want_next = (tlock->off != 0);
@ -145,7 +145,7 @@ static int tdb_traverse_internal(struct tdb_context *tdb,
struct tdb_traverse_lock *tl)
{
TDB_DATA key, dbuf;
struct list_struct rec;
struct tdb_record rec;
int ret = 0, count = 0;
tdb_off_t off;
@ -270,7 +270,7 @@ int tdb_traverse(struct tdb_context *tdb,
TDB_DATA tdb_firstkey(struct tdb_context *tdb)
{
TDB_DATA key;
struct list_struct rec;
struct tdb_record rec;
tdb_off_t off;
/* release any old lock */
@ -302,7 +302,7 @@ TDB_DATA tdb_nextkey(struct tdb_context *tdb, TDB_DATA oldkey)
{
uint32_t oldhash;
TDB_DATA key = tdb_null;
struct list_struct rec;
struct tdb_record rec;
unsigned char *k = NULL;
tdb_off_t off;