ca.h
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上传日期:2009-04-28
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文件大小:3k
- /*
- * 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