static htable_t *lbfgs_params(void)
{
htable_t *p = new_htable(31, false, false);
/* these control verbosity */
htable_set(p, NEW_SYMBOL("iprint-1"), NEW_NUMBER(-1));
htable_set(p, NEW_SYMBOL("iprint-2"), NEW_NUMBER(0));
/* these control line search behavior */
htable_set(p, NEW_SYMBOL("ls-gtol"), NEW_NUMBER(lb3_.gtol));
htable_set(p, NEW_SYMBOL("ls-stpmin"), NEW_NUMBER(lb3_.stpmin));
htable_set(p, NEW_SYMBOL("ls-stpmax"), NEW_NUMBER(lb3_.stpmax));
/* LBFGS parameters */
htable_set(p, NEW_SYMBOL("lbfgs-m"), NEW_NUMBER(7));
return p;
}
/**
* init module function
*/
static int mod_init(void)
{
LM_DBG("...\n");
if (register_mi_mod(exports.name, mi_cmds)!=0)
{
LM_ERR("failed to register MI commands\n");
return -1;
}
if(min_expires< 0)
min_expires= 0;
if(default_expires< 600)
default_expires= 3600;
/* load TM API */
if(load_tm_api(&tmb)==-1)
{
LM_ERR("can't load tm functions\n");
return -1;
}
db_url.len = db_url.s ? strlen(db_url.s) : 0;
LM_DBG("db_url=%s/%d/%p\n", ZSW(db_url.s), db_url.len, db_url.s);
db_table.len = db_table.s ? strlen(db_table.s) : 0;
/* binding to database module */
if (db_bind_mod(&db_url, &pua_dbf))
{
LM_ERR("Database module not found\n");
return -1;
}
if (!DB_CAPABILITY(pua_dbf, DB_CAP_ALL)) {
LM_ERR("Database module does not implement all functions needed"
" by the module\n");
return -1;
}
pua_db = pua_dbf.init(&db_url);
if (!pua_db)
{
LM_ERR("while connecting database\n");
return -1;
}
/* verify table version */
if(db_check_table_version(&pua_dbf, pua_db, &db_table, PUA_TABLE_VERSION) < 0) {
LM_ERR("error during table version check.\n");
return -1;
}
if (dbmode != PUA_DB_ONLY)
{
if(HASH_SIZE<=1)
HASH_SIZE= 512;
else
HASH_SIZE = 1<<HASH_SIZE;
HashT= new_htable();
if(HashT== NULL)
{
LM_ERR("while creating new hash table\n");
return -1;
}
if(db_restore()< 0)
{
LM_ERR("while restoring hash_table\n");
return -1;
}
}
if (dbmode != PUA_DB_DEFAULT && dbmode != PUA_DB_ONLY)
{
dbmode = PUA_DB_DEFAULT;
LM_ERR( "Invalid dbmode-using default mode\n" );
}
if(update_period<0)
{
LM_ERR("wrong clean_period\n");
return -1;
}
if ( init_puacb_list() < 0)
{
LM_ERR("callbacks initialization failed\n");
return -1;
}
pua_evlist= init_pua_evlist();
if(pua_evlist==0)
{
LM_ERR("when initializing pua_evlist\n");
return -1;
}
if(pua_add_events()< 0)
{
LM_ERR("while adding events\n");
return -1;
}
if(check_remote_contact<0 || check_remote_contact>1)
{
LM_ERR("bad value for check_remote_contact\n");
return -1;
}
startup_time = (int) time(NULL);
if (update_period > 0) /* probably should check > 5 here!! -croc */
register_timer(hashT_clean, 0, update_period- 5);
if (dbmode != PUA_DB_ONLY)
{
if (update_period > 0)
register_timer(db_update, 0, update_period);
}
if(pua_db)
pua_dbf.close(pua_db);
pua_db = NULL;
outbound_proxy.len = outbound_proxy.s ? strlen(outbound_proxy.s) : 0;
return 0;
}
/**
* init module function
*/
static int mod_init(void)
{
load_tm_f load_tm;
LM_DBG("...\n");
if(min_expires< 0)
min_expires= 0;
if(default_expires< 600)
default_expires= 3600;
/* import the TM auto-loading function */
if((load_tm=(load_tm_f)find_export("load_tm", 0, 0))==NULL)
{
LM_ERR("can't import load_tm\n");
return -1;
}
/* let the auto-loading function load all TM stuff */
if(load_tm(&tmb)==-1)
{
LM_ERR("can't load tm functions\n");
return -1;
}
init_db_url( db_url , 0 /*cannot be null*/);
db_table.len = strlen(db_table.s);
/* binding to database module */
if (db_bind_mod(&db_url, &pua_dbf))
{
LM_ERR("Database module not found\n");
return -1;
}
if (!DB_CAPABILITY(pua_dbf, DB_CAP_ALL)) {
LM_ERR("Database module does not implement all functions needed"
" by the module\n");
return -1;
}
pua_db = pua_dbf.init(&db_url);
if (!pua_db)
{
LM_ERR("while connecting database\n");
return -1;
}
/* verify table version */
if(db_check_table_version(&pua_dbf, pua_db, &db_table, PUA_TABLE_VERSION) < 0) {
LM_ERR("error during table version check.\n");
return -1;
}
if(HASH_SIZE<=1)
HASH_SIZE= 512;
else
HASH_SIZE = 1<<HASH_SIZE;
HashT= new_htable();
if(HashT== NULL)
{
LM_ERR("while creating new hash table\n");
return -1;
}
if(db_restore()< 0)
{
LM_ERR("while restoring hash_table\n");
return -1;
}
if(update_period<=0)
{
LM_ERR("wrong clean_period\n");
return -1;
}
if ( init_puacb_list() < 0)
{
LM_ERR("callbacks initialization failed\n");
return -1;
}
pua_evlist= init_pua_evlist();
if(pua_evlist==0)
{
LM_ERR("when initializing pua_evlist\n");
return -1;
}
if(pua_add_events()< 0)
{
LM_ERR("while adding events\n");
return -1;
}
register_timer("pua_clean", hashT_clean, 0, update_period-5,
TIMER_FLAG_DELAY_ON_DELAY);
register_timer("pua_dbupdate", db_update, 0, update_period,
TIMER_FLAG_SKIP_ON_DELAY);
if(pua_db)
pua_dbf.close(pua_db);
pua_db = NULL;
return 0;
}