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Diffstat (limited to 'Documentation/DocBook/media/dvb/ca.xml')
| -rw-r--r-- | Documentation/DocBook/media/dvb/ca.xml | 582 |
1 files changed, 0 insertions, 582 deletions
diff --git a/Documentation/DocBook/media/dvb/ca.xml b/Documentation/DocBook/media/dvb/ca.xml deleted file mode 100644 index d0b07e763908..000000000000 --- a/Documentation/DocBook/media/dvb/ca.xml +++ /dev/null @@ -1,582 +0,0 @@ -<title>DVB CA Device</title> -<para>The DVB CA device controls the conditional access hardware. It can be accessed through -<constant>/dev/dvb/adapter?/ca?</constant>. Data types and and ioctl definitions can be accessed by -including <constant>linux/dvb/ca.h</constant> in your application. -</para> - -<section id="ca_data_types"> -<title>CA Data Types</title> - - -<section id="ca-slot-info"> -<title>ca_slot_info_t</title> - <programlisting> -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; -</programlisting> - -</section> -<section id="ca-descr-info"> -<title>ca_descr_info_t</title> -<programlisting> -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; -</programlisting> - -</section> -<section id="ca-caps"> -<title>ca_caps_t</title> -<programlisting> -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_cap_t; -</programlisting> - -</section> -<section id="ca-msg"> -<title>ca_msg_t</title> -<programlisting> -/⋆ 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; -</programlisting> - -</section> -<section id="ca-descr"> -<title>ca_descr_t</title> -<programlisting> -typedef struct ca_descr { - unsigned int index; - unsigned int parity; - unsigned char cw[8]; -} ca_descr_t; -</programlisting> -</section> - -<section id="ca-pid"> -<title>ca-pid</title> -<programlisting> -typedef struct ca_pid { - unsigned int pid; - int index; /⋆ -1 == disable⋆/ -} ca_pid_t; -</programlisting> -</section></section> - -<section id="ca_function_calls"> -<title>CA Function Calls</title> - - -<section id="ca_fopen"> -<title>open()</title> -<para>DESCRIPTION -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>This system call opens a named ca device (e.g. /dev/ost/ca) for subsequent use.</para> -<para>When an open() call has succeeded, the device will be ready for use. - The significance of blocking or non-blocking mode is described in the - documentation for functions where there is a difference. It does not affect the - semantics of the open() call itself. A device opened in blocking mode can later - be put into non-blocking mode (and vice versa) using the F_SETFL command - of the fcntl system call. This is a standard system call, documented in the Linux - manual page for fcntl. Only one user can open the CA Device in O_RDWR - mode. All other attempts to open the device in this mode will fail, and an error - code will be returned.</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>SYNOPSIS -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>int open(const char ⋆deviceName, int flags);</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>PARAMETERS -</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>const char - *deviceName</para> -</entry><entry - align="char"> -<para>Name of specific video device.</para> -</entry> - </row><row><entry - align="char"> -<para>int flags</para> -</entry><entry - align="char"> -<para>A bit-wise OR of the following flags:</para> -</entry> - </row><row><entry - align="char"> -</entry><entry - align="char"> -<para>O_RDONLY read-only access</para> -</entry> - </row><row><entry - align="char"> -</entry><entry - align="char"> -<para>O_RDWR read/write access</para> -</entry> - </row><row><entry - align="char"> -</entry><entry - align="char"> -<para>O_NONBLOCK open in non-blocking mode</para> -</entry> - </row><row><entry - align="char"> -</entry><entry - align="char"> -<para>(blocking mode is the default)</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>RETURN VALUE</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>ENODEV</para> -</entry><entry - align="char"> -<para>Device driver not loaded/available.</para> -</entry> - </row><row><entry - align="char"> -<para>EINTERNAL</para> -</entry><entry - align="char"> -<para>Internal error.</para> -</entry> - </row><row><entry - align="char"> -<para>EBUSY</para> -</entry><entry - align="char"> -<para>Device or resource busy.</para> -</entry> - </row><row><entry - align="char"> -<para>EINVAL</para> -</entry><entry - align="char"> -<para>Invalid argument.</para> -</entry> - </row></tbody></tgroup></informaltable> - -</section> -<section id="ca_fclose"> -<title>close()</title> -<para>DESCRIPTION -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>This system call closes a previously opened audio device.</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>SYNOPSIS -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>int close(int fd);</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>PARAMETERS -</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>int fd</para> -</entry><entry - align="char"> -<para>File descriptor returned by a previous call to open().</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>RETURN VALUE</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>EBADF</para> -</entry><entry - align="char"> -<para>fd is not a valid open file descriptor.</para> -</entry> - </row></tbody></tgroup></informaltable> - </section> - -<section id="CA_RESET" -role="subsection"><title>CA_RESET</title> -<para>DESCRIPTION -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>This ioctl is undocumented. Documentation is welcome.</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>SYNOPSIS -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>int ioctl(fd, int request = CA_RESET); -</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>PARAMETERS -</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>int fd</para> -</entry><entry - align="char"> -<para>File descriptor returned by a previous call to open().</para> -</entry> - </row><row><entry - align="char"> -<para>int request</para> -</entry><entry - align="char"> -<para>Equals CA_RESET for this command.</para> -</entry> - </row></tbody></tgroup></informaltable> -&return-value-dvb; -</section> - -<section id="CA_GET_CAP" -role="subsection"><title>CA_GET_CAP</title> -<para>DESCRIPTION -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>This ioctl is undocumented. Documentation is welcome.</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>SYNOPSIS -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>int ioctl(fd, int request = CA_GET_CAP, - ca_caps_t *);</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>PARAMETERS -</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>int fd</para> -</entry><entry - align="char"> -<para>File descriptor returned by a previous call to open().</para> -</entry> - </row><row><entry - align="char"> -<para>int request</para> -</entry><entry - align="char"> -<para>Equals CA_GET_CAP for this command.</para> -</entry> - </row><row><entry - align="char"> -<para>ca_caps_t * -</para> -</entry><entry - align="char"> -<para>Undocumented.</para> -</entry> - </row></tbody></tgroup></informaltable> -&return-value-dvb; -</section> - -<section id="CA_GET_SLOT_INFO" -role="subsection"><title>CA_GET_SLOT_INFO</title> -<para>DESCRIPTION -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>This ioctl is undocumented. Documentation is welcome.</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>SYNOPSIS -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>int ioctl(fd, int request = CA_GET_SLOT_INFO, - ca_slot_info_t *);</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>PARAMETERS -</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>int fd</para> -</entry><entry - align="char"> -<para>File descriptor returned by a previous call to open().</para> -</entry> - </row><row><entry - align="char"> -<para>int request</para> -</entry><entry - align="char"> -<para>Equals CA_GET_SLOT_INFO for this command.</para> -</entry> - </row><row><entry - align="char"> -<para>ca_slot_info_t * -</para> -</entry><entry - align="char"> -<para>Undocumented.</para> -</entry> - </row></tbody></tgroup></informaltable> -&return-value-dvb; -</section> - -<section id="CA_GET_DESCR_INFO" -role="subsection"><title>CA_GET_DESCR_INFO</title> -<para>DESCRIPTION -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>This ioctl is undocumented. Documentation is welcome.</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>SYNOPSIS -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>int ioctl(fd, int request = CA_GET_DESCR_INFO, - ca_descr_info_t *);</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>PARAMETERS -</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>int fd</para> -</entry><entry - align="char"> -<para>File descriptor returned by a previous call to open().</para> -</entry> - </row><row><entry - align="char"> -<para>int request</para> -</entry><entry - align="char"> -<para>Equals CA_GET_DESCR_INFO for this command.</para> -</entry> - </row><row><entry - align="char"> -<para>ca_descr_info_t * -</para> -</entry><entry - align="char"> -<para>Undocumented.</para> -</entry> - </row></tbody></tgroup></informaltable> -&return-value-dvb; -</section> - -<section id="CA_GET_MSG" -role="subsection"><title>CA_GET_MSG</title> -<para>DESCRIPTION -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>This ioctl is undocumented. Documentation is welcome.</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>SYNOPSIS -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>int ioctl(fd, int request = CA_GET_MSG, - ca_msg_t *);</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>PARAMETERS -</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>int fd</para> -</entry><entry - align="char"> -<para>File descriptor returned by a previous call to open().</para> -</entry> - </row><row><entry - align="char"> -<para>int request</para> -</entry><entry - align="char"> -<para>Equals CA_GET_MSG for this command.</para> -</entry> - </row><row><entry - align="char"> -<para>ca_msg_t * -</para> -</entry><entry - align="char"> -<para>Undocumented.</para> -</entry> - </row></tbody></tgroup></informaltable> -&return-value-dvb; -</section> - -<section id="CA_SEND_MSG" -role="subsection"><title>CA_SEND_MSG</title> -<para>DESCRIPTION -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>This ioctl is undocumented. Documentation is welcome.</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>SYNOPSIS -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>int ioctl(fd, int request = CA_SEND_MSG, - ca_msg_t *);</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>PARAMETERS -</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>int fd</para> -</entry><entry - align="char"> -<para>File descriptor returned by a previous call to open().</para> -</entry> - </row><row><entry - align="char"> -<para>int request</para> -</entry><entry - align="char"> -<para>Equals CA_SEND_MSG for this command.</para> -</entry> - </row><row><entry - align="char"> -<para>ca_msg_t * -</para> -</entry><entry - align="char"> -<para>Undocumented.</para> -</entry> - </row></tbody></tgroup></informaltable> -&return-value-dvb; -</section> - -<section id="CA_SET_DESCR" -role="subsection"><title>CA_SET_DESCR</title> -<para>DESCRIPTION -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>This ioctl is undocumented. Documentation is welcome.</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>SYNOPSIS -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>int ioctl(fd, int request = CA_SET_DESCR, - ca_descr_t *);</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>PARAMETERS -</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>int fd</para> -</entry><entry - align="char"> -<para>File descriptor returned by a previous call to open().</para> -</entry> - </row><row><entry - align="char"> -<para>int request</para> -</entry><entry - align="char"> -<para>Equals CA_SET_DESCR for this command.</para> -</entry> - </row><row><entry - align="char"> -<para>ca_descr_t * -</para> -</entry><entry - align="char"> -<para>Undocumented.</para> -</entry> - </row></tbody></tgroup></informaltable> -&return-value-dvb; -</section> - -<section id="CA_SET_PID" -role="subsection"><title>CA_SET_PID</title> -<para>DESCRIPTION -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>This ioctl is undocumented. Documentation is welcome.</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>SYNOPSIS -</para> -<informaltable><tgroup cols="1"><tbody><row><entry - align="char"> -<para>int ioctl(fd, int request = CA_SET_PID, - ca_pid_t *);</para> -</entry> - </row></tbody></tgroup></informaltable> -<para>PARAMETERS -</para> -<informaltable><tgroup cols="2"><tbody><row><entry - align="char"> -<para>int fd</para> -</entry><entry - align="char"> -<para>File descriptor returned by a previous call to open().</para> -</entry> - </row><row><entry - align="char"> -<para>int request</para> -</entry><entry - align="char"> -<para>Equals CA_SET_PID for this command.</para> -</entry> - </row><row><entry - align="char"> -<para>ca_pid_t * -</para> -</entry><entry - align="char"> -<para>Undocumented.</para> -</entry> - </row></tbody></tgroup></informaltable> -&return-value-dvb; -</section> - -</section> |