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Free all userspace library objects on releasing master.

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This commit is contained in:
Florian Pose
2010-09-16 08:35:21 +02:00
parent 3b3221bc89
commit f1567fbece
12 changed files with 200 additions and 20 deletions
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lib/master.c
+70
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@@ -53,6 +53,51 @@ int ecrt_master_reserve(ec_master_t *master)
/*****************************************************************************/
void ec_master_clear(ec_master_t *master)
{
ec_domain_t *d, *next_d;
ec_slave_config_t *c, *next_c;
if (master->process_data) {
munmap(master->process_data, master->process_data_size);
}
d = master->first_domain;
while (d) {
next_d = d->next;
ec_domain_clear(d);
d = next_d;
}
c = master->first_config;
while (c) {
next_c = c->next;
ec_slave_config_clear(c);
c = next_c;
}
if (master->fd != -1) {
close(master->fd);
}
}
/*****************************************************************************/
void ec_master_add_domain(ec_master_t *master, ec_domain_t *domain)
{
if (master->first_domain) {
ec_domain_t *d = master->first_domain;
while (d->next) {
d = d->next;
}
d->next = domain;
} else {
master->first_domain = domain;
}
}
/*****************************************************************************/
ec_domain_t *ecrt_master_create_domain(ec_master_t *master)
{
ec_domain_t *domain;
@@ -71,14 +116,33 @@ ec_domain_t *ecrt_master_create_domain(ec_master_t *master)
return 0;
}
domain->next = NULL;
domain->index = (unsigned int) index;
domain->master = master;
domain->process_data = NULL;
ec_master_add_domain(master, domain);
return domain;
}
/*****************************************************************************/
void ec_master_add_slave_config(ec_master_t *master, ec_slave_config_t *sc)
{
if (master->first_config) {
ec_slave_config_t *c = master->first_config;
while (c->next) {
c = c->next;
}
c->next = sc;
} else {
master->first_config = sc;
}
}
/*****************************************************************************/
ec_slave_config_t *ecrt_master_slave_config(ec_master_t *master,
uint16_t alias, uint16_t position, uint32_t vendor_id,
uint32_t product_code)
@@ -105,10 +169,16 @@ ec_slave_config_t *ecrt_master_slave_config(ec_master_t *master,
return 0;
}
sc->next = NULL;
sc->master = master;
sc->index = data.config_index;
sc->alias = alias;
sc->position = position;
sc->first_sdo_request = NULL;
sc->first_voe_handler = NULL;
ec_master_add_slave_config(master, sc);
return sc;
}