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 000000000000..558af0cc7692
--- /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