Implements LOGIN_APPLICATION and LOGIN_USER_APPLICATION

Author: Kh-Oleg

drivers/tee/tee_core.c

@@ -254,6 +254,38 @@ int tee_session_calc_client_uuid(uuid_t *uuid, u32 connection_method,
 		}
 		break;
 
+	case TEE_IOCTL_LOGIN_APPLICATION:
+		{
+			char path[512];
+			if (get_cmdline(current, path, sizeof(path)) >= sizeof(path)) {
+				rc = -E2BIG;
+				goto out_free_name;
+			}
+			name_len = snprintf(name, TEE_UUID_NS_NAME_SIZE, "path=%s",
+					    path);
+			if (name_len >= TEE_UUID_NS_NAME_SIZE) {
+				rc = -E2BIG;
+				goto out_free_name;
+			}
+		}
+		break;
+
+	case TEE_IOCTL_LOGIN_USER_APPLICATION:
+		{
+			char path[512];
+			if (get_cmdline(current, path, sizeof(path)) >= sizeof(path)) {
+				rc = -E2BIG;
+				goto out_free_name;
+			}
+			name_len = snprintf(name, TEE_UUID_NS_NAME_SIZE, "uid=%x,path=%s",
+					    current_euid().val, path);
+			if (name_len >= TEE_UUID_NS_NAME_SIZE) {
+				rc = -E2BIG;
+				goto out_free_name;
+			}
+		}
+		break;
+
 	default:
 		rc = -EINVAL;
 		goto out_free_name;