Edit File: ca.h
/* * ca.h * * Copyright (C) 2000 Ralph Metzler <ralph@convergence.de> * & Marcus Metzler <marcus@convergence.de> * for convergence integrated media GmbH * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Lesser Public License * as published by the Free Software Foundation; either version 2.1 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * */ #ifndef _DVBCA_H_ #define _DVBCA_H_ /* slot interface types and info */ typedef struct ca_slot_info { int num; /* slot number */ int type; /* CA interface this slot supports */ #define CA_CI 1 /* CI high level interface */ #define CA_CI_LINK 2 /* CI link layer level interface */ #define CA_CI_PHYS 4 /* CI physical layer level interface */ #define CA_DESCR 8 /* built-in descrambler */ #define CA_SC 128 /* simple smart card interface */ unsigned int flags; #define CA_CI_MODULE_PRESENT 1 /* module (or card) inserted */ #define CA_CI_MODULE_READY 2 } ca_slot_info_t; /* descrambler types and info */ typedef struct ca_descr_info { unsigned int num; /* number of available descramblers (keys) */ unsigned int type; /* type of supported scrambling system */ #define CA_ECD 1 #define CA_NDS 2 #define CA_DSS 4 } ca_descr_info_t; typedef struct ca_caps { unsigned int slot_num; /* total number of CA card and module slots */ unsigned int slot_type; /* OR of all supported types */ unsigned int descr_num; /* total number of descrambler slots (keys) */ unsigned int descr_type; /* OR of all supported types */ } ca_caps_t; /* a message to/from a CI-CAM */ typedef struct ca_msg { unsigned int index; unsigned int type; unsigned int length; unsigned char msg[256]; } ca_msg_t; typedef struct ca_descr { unsigned int index; unsigned int parity; /* 0 == even, 1 == odd */ unsigned char cw[8]; } ca_descr_t; typedef struct ca_pid { unsigned int pid; int index; /* -1 == disable*/ } ca_pid_t; #define CA_RESET _IO('o', 128) #define CA_GET_CAP _IOR('o', 129, ca_caps_t) #define CA_GET_SLOT_INFO _IOR('o', 130, ca_slot_info_t) #define CA_GET_DESCR_INFO _IOR('o', 131, ca_descr_info_t) #define CA_GET_MSG _IOR('o', 132, ca_msg_t) #define CA_SEND_MSG _IOW('o', 133, ca_msg_t) #define CA_SET_DESCR _IOW('o', 134, ca_descr_t) #define CA_SET_PID _IOW('o', 135, ca_pid_t) #endif