int main(void){
struct nbspqdb_st *nqdb;
int status;
status = qdb_open(&nqdb, "db.db", sizeof(struct nbspdb_prec_st));
if(status != 0)
errx(1, "nbspdb_open: %d", status);
print_all_records(nqdb);
qdb_close(nqdb);
return(0);
}
static int
qdbhandle_init(QdbHandle *self, PyObject *args)
{
char *vmname = NULL;
if (!PyArg_ParseTuple(args, "|s", &vmname))
goto fail;
self->qdb = qdb_open(vmname);
if (!self->qdb)
goto fail;
return 0;
fail:
PyErr_SetFromErrno(qdb_error);
return -1;
}
nbspqtable_t *nbspqt_open(u_int8_t num_queues, int softlimit, int hardlimit,
struct qdb_param_st *qdbparam, int *dberror){
int status = 0;
int dberror_close = 0;
struct nbsp_qtable_st *qt = NULL;
char *dbfname = NULL;
int dbfname_size = 0;
struct qdb_param_st qdbparam_copy;
int size;
int i;
int memory_based_db = 0;
qt = malloc(sizeof(struct nbsp_qtable_st));
if(qt == NULL){
*dberror = errno;
return(NULL);
}
size = num_queues * sizeof(struct nbspq_st*);
qt->nbspq = malloc(size);
if(qt->nbspq == NULL){
free(qt);
*dberror = errno;
return(NULL);
}
qt->n = 0;
qt->softlimit = softlimit;
qt->hardlimit = hardlimit;
qt->reclen = qdbparam->reclen;
qt->appdata = NULL;
/* If the db file name is NULL or "" it is a memory based queue. */
if((qdbparam->dbname == NULL) || (qdbparam->dbname[0] == '\0'))
memory_based_db = 1;
if(memory_based_db == 0){
/* leave room to add one byte in hex + ".db" + '\0' */
dbfname_size = strlen(qdbparam->dbname) + 6;
dbfname = malloc(dbfname_size);
if(dbfname == NULL){
free(qt->nbspq);
free(qt);
*dberror = errno;
return(NULL);
}
}
memcpy(&qdbparam_copy, qdbparam, sizeof(qdbparam_copy));
for(i = 0; (i <= num_queues - 1) && (status == 0); ++i){
if(memory_based_db == 0){
snprintf(dbfname, dbfname_size, "%s%x.db", qdbparam->dbname, i);
qdbparam_copy.dbname = dbfname;
}
status = qdb_open(&(qt->nbspq[i]), &qdbparam_copy, dberror);
if(status == 0)
++qt->n;
else
break;
}
if(dbfname != NULL)
free(dbfname);
if(status != 0){
for(i = 0; i <= qt->n - 1; ++i){
qdb_close(qt->nbspq[i], &dberror_close); /* ignore any error here */
}
free(qt->nbspq);
free(qt);
qt = NULL;
}
return(qt);
}
