int remove_temporary_rules(
const char *ip,
short unsigned int port,
connection_t **connection_list
) {
if (*connection_list == NULL) {
ERR("connections list is not initialized yet\n");
return -1;
}
connection_t *current;
current = *connection_list;
int ctr = -1;
while (current != NULL) {
if (current->request_endpoint && match_endpoint(current->request_endpoint, ip, port) == 0) {
remove_temporary_streams(current->request_endpoint);
ctr++;
}
if (current->response_endpoint && match_endpoint(current->response_endpoint, ip, port) == 0) {
remove_temporary_streams(current->response_endpoint);
ctr++;
}
current = current->next;
}
return ctr;
}
/**
* usb_find_common_endpoints_reverse() -- look up common endpoint descriptors
* @alt: alternate setting to search
* @bulk_in: pointer to descriptor pointer, or NULL
* @bulk_out: pointer to descriptor pointer, or NULL
* @int_in: pointer to descriptor pointer, or NULL
* @int_out: pointer to descriptor pointer, or NULL
*
* Search the alternate setting's endpoint descriptors for the last bulk-in,
* bulk-out, interrupt-in and interrupt-out endpoints and return them in the
* provided pointers (unless they are NULL).
*
* If a requested endpoint is not found, the corresponding pointer is set to
* NULL.
*
* Return: Zero if all requested descriptors were found, or -ENXIO otherwise.
*/
int usb_find_common_endpoints_reverse(struct usb_host_interface *alt,
struct usb_endpoint_descriptor **bulk_in,
struct usb_endpoint_descriptor **bulk_out,
struct usb_endpoint_descriptor **int_in,
struct usb_endpoint_descriptor **int_out)
{
struct usb_endpoint_descriptor *epd;
int i;
if (bulk_in)
*bulk_in = NULL;
if (bulk_out)
*bulk_out = NULL;
if (int_in)
*int_in = NULL;
if (int_out)
*int_out = NULL;
for (i = alt->desc.bNumEndpoints - 1; i >= 0; --i) {
epd = &alt->endpoint[i].desc;
if (match_endpoint(epd, bulk_in, bulk_out, int_in, int_out))
return 0;
}
return -ENXIO;
}
int change_socket_for_endpoints(
const char *ip,
short unsigned int port,
struct socket_info *new_socket,
connection_t **connection_list
) {
if (*connection_list == NULL) {
ERR("connections list is not initialized yet\n");
return -1;
}
connection_t *current;
current = *connection_list;
int ctr = -1;
while (current != NULL) {
if (current->request_endpoint && match_endpoint(current->request_endpoint, ip, port) == 0) {
lock_endpoint(current->request_endpoint);
current->request_endpoint->socket = new_socket;
unlock_endpoint(current->request_endpoint);
ctr++;
}
if (current->response_endpoint && match_endpoint(current->response_endpoint, ip, port) == 0) {
lock_endpoint(current->response_endpoint);
current->response_endpoint->socket = new_socket;
unlock_endpoint(current->response_endpoint);
ctr++;
}
current = current->next;
}
return ctr;
}