int main ()
{
struct parport_list pl;
ieee1284_find_ports (&pl, 0);
test_deviceid (&pl);
test_open (&pl);
ieee1284_free_ports (&pl);
return 0;
}
// -------------------------------------------------------------------------------------------------
ParportList* ParportList::instance(int flags) throw (ParportError)
{
if (!m_theInstance)
{
parport_list* list = new parport_list;
int err;
if ((err = ieee1284_find_ports(list, flags)) != E1284_OK)
{
delete list;
throw ParportError(err);
}
m_theInstance = new ParportList(list);
}
return m_theInstance;
}
static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
struct parport_list ports;
struct sr_config *src;
const char *conn = NULL;
GSList *devices, *option;
gboolean port_found;
int i;
for (option = options; option; option = option->next) {
src = option->data;
if (src->key == SR_CONF_CONN) {
conn = g_variant_get_string(src->data, NULL);
break;
}
}
if (!conn)
return NULL;
if (ieee1284_find_ports(&ports, 0) != E1284_OK)
return NULL;
devices = NULL;
port_found = FALSE;
for (i = 0; i < ports.portc; i++)
if (!strcmp(ports.portv[i]->name, conn)) {
port_found = TRUE;
devices = scan_port(devices, di, ports.portv[i]);
}
if (!port_found) {
sr_err("Parallel port %s not found. Valid names are:", conn);
for (i = 0; i < ports.portc; i++)
sr_err("\t%s", ports.portv[i]->name);
}
ieee1284_free_ports(&ports);
return devices;
}
int main(int argc, char **argv)
{
if (argc < 2) {
fprintf(stderr, "usage: %s <data>\n", argv[0]);
return -1;
}
uint32_t status;
uint32_t capability;
int i;
status = ieee1284_find_ports( &port_list, 0);
if( status == E1284_NOMEM)
{
perror("There is not enought memory.\n");
return -1;
}
printf("Number of ports: %d\n\n", port_list.portc);
/*
for(i = 0; i < port_list.portc; ++i)
{
curr_port = port_list.portv[i];
printf("Name: \t\t%s\n", curr_port->name);
printf("Base address: \t%d\n", curr_port->base_addr);
printf("ERC address: \t%d\n", curr_port->hibase_addr);
printf("Filename: \t%s\n\n", curr_port->filename);
//break;
}
*/
curr_port = port_list.portv[1];
capability = CAP1284_RAW;
printf("Try to open port \"%s\"\n\n", curr_port->name);
status = ieee1284_open(curr_port, 0, &capability);
print_status_open(status);
status = ieee1284_claim(curr_port);
printf("Status: %d\n", status);
write_number(atoi(argv[1]));
/*
uint16_t info;
sscanf(argv[1], "%x", &info);
write_binary_data(info);
*/
ieee1284_release(curr_port);
status = ieee1284_close(curr_port);
printf("Status: %d\n", status);
ieee1284_free_ports(&port_list);
return 0;
}