security-and-privacy/gnupg
security-and-privacy/gnupg
1
0
Fork 0
mirror of git://git.gnupg.org/gnupg.git synced 2025-07-02 22:46:30 +02:00
Code Activity

See ChangeLog: Fri Nov 27 21:37:41 CET 1998 Werner Koch

Browse source
This commit is contained in:
Werner Koch 1998-11-27 20:40:56 +00:00
parent d87a3c14c4
commit df1326eb05
11 changed files with 238 additions and 59 deletions
Download patch file Download diff file Expand all files Collapse all files

38
g10/tdbio.c
View file

@ -77,6 +77,7 @@ struct cmp_sdir_struct {
static char *db_name;
static const char *lockname;
static int db_fd = -1;
static int in_transaction;
@ -235,6 +236,10 @@ put_record_into_cache( ulong recno, const char *data )
int n = dirty_count / 5; /* discard some dirty entries */
if( !n )
n = 1;
if( !lockname )
lockname = make_dotlock( db_name, -1 );
if( !lockname )
log_fatal("can't get a lock - giving up\n");
for( unused = NULL, r = cache_list; r; r = r->next ) {
if( r->flags.used && r->flags.dirty ) {
int rc = write_cache_item( r );
@ -248,6 +253,10 @@ put_record_into_cache( ulong recno, const char *data )
break;
}
}
if( !opt.lock_once ) {
release_dotlock( lockname );
lockname=NULL;
}
assert( unused );
r = unused;
r->flags.used = 1;
@ -276,6 +285,7 @@ int
tdbio_sync()
{
CACHE_CTRL r;
int did_lock = 0;
if( in_transaction )
log_bug("tdbio: syncing while in transaction\n");
@ -283,6 +293,12 @@ tdbio_sync()
if( !cache_is_dirty )
return 0;
if( !lockname ) {
lockname = make_dotlock( db_name, -1 );
did_lock = 1;
if( !lockname )
log_fatal("can't get a lock - giving up\n");
}
for( r = cache_list; r; r = r->next ) {
if( r->flags.used && r->flags.dirty ) {
int rc = write_cache_item( r );
@ -291,6 +307,10 @@ tdbio_sync()
}
}
cache_is_dirty = 0;
if( did_lock && !opt.lock_once ) {
release_dotlock( lockname );
lockname=NULL;
}
return 0;
}
@ -324,10 +344,18 @@ tdbio_end_transaction()
if( !in_transaction )
log_bug("tdbio: no active transaction\n");
if( !lockname )
lockname = make_dotlock( db_name, -1 );
if( !lockname )
log_fatal("can't get a lock - giving up\n");
block_all_signals();
in_transaction = 0;
rc = tdbio_sync();
unblock_all_signals();
if( !opt.lock_once ) {
release_dotlock( lockname );
lockname=NULL;
}
return rc;
}
@ -452,6 +480,14 @@ tdbio_get_dbname()
}
static void
cleanup(void)
{
if( lockname ) {
release_dotlock(lockname);
lockname = NULL;
}
}
static void
open_db()
@ -468,7 +504,7 @@ open_db()
log_fatal( _("%s: can't open: %s\n"), db_name, strerror(errno) );
if( tdbio_read_record( 0, &rec, RECTYPE_VER ) )
log_fatal( _("%s: invalid trust-db\n"), db_name );
/* fixme: check ->locked and other stuff */
atexit( cleanup );
}