diff options
Diffstat (limited to 'include/linux/dvb/ca.h')
| -rw-r--r-- | include/linux/dvb/ca.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/include/linux/dvb/ca.h b/include/linux/dvb/ca.h new file mode 100644 index 00000000000..558af0cc769 --- /dev/null +++ b/include/linux/dvb/ca.h @@ -0,0 +1,90 @@ +/* + * 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 |