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dvblastctl.c
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/*****************************************************************************
* dvblastctl.c
*****************************************************************************
* Copyright (C) 2008 VideoLAN
*
* Authors: Christophe Massiot <[email protected]>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <unistd.h>
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <inttypes.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/param.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <sys/un.h>
#include <errno.h>
#include <getopt.h>
#include <iconv.h>
#include <bitstream/mpeg/psi.h>
#include <bitstream/dvb/si.h>
#include <bitstream/dvb/si_print.h>
#include <bitstream/mpeg/psi_print.h>
#include "dvblast.h"
#include "en50221.h"
#include "comm.h"
int i_verbose = 3;
int i_syslog = 0;
unsigned int i_timeout_seconds = 15;
print_type_t i_print_type = PRINT_TEXT;
mtime_t now;
int i_fd = -1;
char psz_client_socket[PATH_MAX] = {0};
static iconv_t iconv_handle = (iconv_t)-1;
static void clean_client_socket() {
if ( i_fd > -1 )
{
close( i_fd );
i_fd = -1;
}
if ( psz_client_socket[0] )
{
unlink( psz_client_socket );
psz_client_socket[0] = '\0';
}
}
/*****************************************************************************
* The following two functions are from biTStream's examples and are under the
* WTFPL (see LICENSE.WTFPL).
****************************************************************************/
__attribute__ ((format(printf, 2, 3)))
static void psi_print(void *_unused, const char *psz_format, ...)
{
char psz_fmt[strlen(psz_format) + 2];
va_list args;
va_start(args, psz_format);
strcpy(psz_fmt, psz_format);
strcat(psz_fmt, "\n");
vprintf(psz_fmt, args);
va_end(args);
}
__attribute__ ((format(printf, 1, 2)))
void return_error( const char *psz_format, ... )
{
va_list args;
char psz_fmt[1024];
clean_client_socket();
va_start( args, psz_format );
if ( i_print_type == PRINT_XML )
snprintf( psz_fmt, sizeof(psz_fmt) - 1, "<ERROR msg=\"%s\"/>\n", psz_format );
else
snprintf( psz_fmt, sizeof(psz_fmt) - 1, "ERROR: %s\n", psz_format );
psz_fmt[sizeof(psz_fmt) - 1] = '\0';
vfprintf( stderr, psz_fmt, args );
va_end(args);
exit(255);
}
static char *iconv_append_null(const char *p_string, size_t i_length)
{
char *psz_string = malloc(i_length + 1);
memcpy(psz_string, p_string, i_length);
psz_string[i_length] = '\0';
return psz_string;
}
const char *psz_native_charset = "UTF-8//IGNORE";
char *psi_iconv(void *_unused, const char *psz_encoding,
char *p_string, size_t i_length)
{
static const char *psz_current_encoding = "";
char *psz_string, *p;
size_t i_out_length;
if (!strcmp(psz_encoding, psz_native_charset))
return iconv_append_null(p_string, i_length);
if (iconv_handle != (iconv_t)-1 &&
strcmp(psz_encoding, psz_current_encoding)) {
iconv_close(iconv_handle);
iconv_handle = (iconv_t)-1;
}
if (iconv_handle == (iconv_t)-1)
iconv_handle = iconv_open(psz_native_charset, psz_encoding);
if (iconv_handle == (iconv_t)-1) {
msg_Warn(NULL, "couldn't open converter from %s to %s (%m)", psz_encoding,
psz_native_charset);
return iconv_append_null(p_string, i_length);
}
psz_current_encoding = psz_encoding;
/* converted strings can be up to six times larger */
i_out_length = i_length * 6;
p = psz_string = malloc(i_out_length);
if (iconv(iconv_handle, &p_string, &i_length, &p, &i_out_length) == -1) {
msg_Warn(NULL, "couldn't convert from %s to %s (%m)", psz_encoding,
psz_native_charset);
free(psz_string);
return iconv_append_null(p_string, i_length);
}
if (i_length)
msg_Warn(NULL, "partial conversion from %s to %s", psz_encoding,
psz_native_charset);
*p = '\0';
return psz_string;
}
void print_pids_header( void )
{
if ( i_print_type == PRINT_XML )
printf("<PIDS>\n");
}
void print_pids_footer( void )
{
if ( i_print_type == PRINT_XML )
printf("</PIDS>\n");
}
void print_pid(uint16_t i_pid, ts_pid_info_t *p_info)
{
if ( p_info->i_packets == 0 )
return;
if ( i_print_type == PRINT_TEXT )
printf("pid %d packn %lu ccerr %lu tserr %lu scramble %d Bps %lu seen %"PRId64"\n",
i_pid,
p_info->i_packets,
p_info->i_cc_errors,
p_info->i_transport_errors,
p_info->i_scrambling,
p_info->i_bytes_per_sec,
now - p_info->i_last_packet_ts
);
else
printf("<PID pid=\"%d\" packn=\"%lu\" ccerr=\"%lu\" tserr=\"%lu\" scramble=\"%d\" Bps=\"%lu\" seen=\"%"PRId64"\" />\n",
i_pid,
p_info->i_packets,
p_info->i_cc_errors,
p_info->i_transport_errors,
p_info->i_scrambling,
p_info->i_bytes_per_sec,
now - p_info->i_last_packet_ts
);
}
void print_pids( uint8_t *p_data )
{
int i_pid;
print_pids_header();
for ( i_pid = 0; i_pid < MAX_PIDS; i_pid++ ) {
ts_pid_info_t *p_info = (ts_pid_info_t *)(p_data + i_pid * sizeof(ts_pid_info_t));
print_pid( i_pid, p_info );
}
print_pids_footer();
}
void print_eit_events(uint8_t *p_eit, f_print pf_print, void *print_opaque, f_iconv pf_iconv, void *iconv_opaque, print_type_t i_print_type)
{
uint8_t *p_event;
uint8_t j = 0;
while ((p_event = eit_get_event(p_eit, j)) != NULL) {
j++;
char start_str[24], duration_str[10];
int duration, hour, min, sec;
time_t start_ts;
start_ts = dvb_time_format_UTC(eitn_get_start_time(p_event), NULL, start_str);
dvb_time_decode_bcd(eitn_get_duration_bcd(p_event), &duration, &hour, &min, &sec);
sprintf(duration_str, "%02d:%02d:%02d", hour, min, sec);
switch (i_print_type) {
case PRINT_XML:
pf_print(print_opaque, "<EVENT id=\"%u\" start_time=\"%ld\" start_time_dec=\"%s\""
" duration=\"%u\" duration_dec=\"%s\""
" running=\"%d\" free_CA=\"%d\">",
eitn_get_event_id(p_event),
start_ts, start_str,
duration, duration_str,
eitn_get_running(p_event),
eitn_get_ca(p_event)
);
break;
default:
pf_print(print_opaque, " * EVENT id=%u start_time=%ld start_time_dec=\"%s\" duration=%u duration_dec=%s running=%d free_CA=%d",
eitn_get_event_id(p_event),
start_ts, start_str,
duration, duration_str,
eitn_get_running(p_event),
eitn_get_ca(p_event)
);
}
descs_print(eitn_get_descs(p_event), pf_print, print_opaque,
pf_iconv, iconv_opaque, i_print_type);
switch (i_print_type) {
case PRINT_XML:
pf_print(print_opaque, "</EVENT>");
break;
default:
break;
}
}
}
void print_eit(uint8_t *p_eit, unsigned int i_eit_size, f_print pf_print, void *print_opaque, f_iconv pf_iconv, void *iconv_opaque, print_type_t i_print_type)
{
uint8_t *p_eit_end = p_eit + i_eit_size;
uint8_t i_tid = psi_get_tableid(p_eit);
const char *psz_tid = "unknown";
if (i_tid == EIT_TABLE_ID_PF_ACTUAL)
psz_tid = "actual_pf";
else if (i_tid == EIT_TABLE_ID_PF_OTHER)
psz_tid = "other_pf";
else if (i_tid >= EIT_TABLE_ID_SCHED_ACTUAL_FIRST && i_tid <= EIT_TABLE_ID_SCHED_ACTUAL_LAST)
psz_tid = "actual_schedule";
else if (i_tid >= EIT_TABLE_ID_SCHED_OTHER_FIRST && i_tid <= EIT_TABLE_ID_SCHED_OTHER_LAST)
psz_tid = "other_schedule";
switch (i_print_type) {
case PRINT_XML:
pf_print(print_opaque,
"<EIT tableid=\"0x%02x\" type=\"%s\" service_id=\"%u\""
" version=\"%u\""
" current_next=\"%u\""
" tsid=\"%u\" onid=\"%u\">",
i_tid, psz_tid,
eit_get_sid(p_eit),
psi_get_version(p_eit),
!psi_get_current(p_eit) ? 0 : 1,
eit_get_tsid(p_eit),
eit_get_onid(p_eit)
);
break;
default:
pf_print(print_opaque,
"new EIT tableid=0x%02x type=%s service_id=%u version=%u%s"
" tsid=%u"
" onid=%u",
i_tid, psz_tid,
eit_get_sid(p_eit),
psi_get_version(p_eit),
!psi_get_current(p_eit) ? " (next)" : "",
eit_get_tsid(p_eit),
eit_get_onid(p_eit)
);
}
while (p_eit < p_eit_end) {
print_eit_events(p_eit, pf_print, print_opaque, pf_iconv, iconv_opaque, i_print_type);
p_eit += psi_get_length( p_eit ) + PSI_HEADER_SIZE;
}
switch (i_print_type) {
case PRINT_XML:
pf_print(print_opaque, "</EIT>");
break;
default:
pf_print(print_opaque, "end EIT");
}
}
struct dvblastctl_option {
char * opt;
int nparams;
ctl_cmd_t cmd;
};
static const struct dvblastctl_option options[] =
{
{ "reload", 0, CMD_RELOAD },
{ "shutdown", 0, CMD_SHUTDOWN },
{ "fe_status", 0, CMD_FRONTEND_STATUS },
{ "mmi_status", 0, CMD_MMI_STATUS },
{ "mmi_slot_status", 1, CMD_MMI_SLOT_STATUS }, /* arg: slot */
{ "mmi_open", 1, CMD_MMI_OPEN }, /* arg: slot */
{ "mmi_close", 1, CMD_MMI_CLOSE }, /* arg: slot */
{ "mmi_get", 1, CMD_MMI_RECV }, /* arg: slot */
{ "mmi_send_text", 1, CMD_MMI_SEND_TEXT }, /* arg: slot, en50221_mmi_object_t */
{ "mmi_send_choice", 2, CMD_MMI_SEND_CHOICE }, /* arg: slot, en50221_mmi_object_t */
{ "get_pat", 0, CMD_GET_PAT },
{ "get_cat", 0, CMD_GET_CAT },
{ "get_nit", 0, CMD_GET_NIT },
{ "get_sdt", 0, CMD_GET_SDT },
{ "get_eit_pf", 1, CMD_GET_EIT_PF }, /* arg: service_id (uint16_t) */
{ "get_eit_schedule", 1, CMD_GET_EIT_SCHEDULE }, /* arg: service_id (uint16_t) */
{ "get_pmt", 1, CMD_GET_PMT }, /* arg: service_id (uint16_t) */
{ "get_pids", 0, CMD_GET_PIDS },
{ "get_pid", 1, CMD_GET_PID }, /* arg: pid (uint16_t) */
{ NULL, 0, 0 }
};
void usage()
{
printf("DVBlastctl %s (%s)\n", VERSION, VERSION_EXTRA );
printf("Usage: dvblastctl -r <remote socket> [-x <text|xml>] [cmd]\n");
printf("Options:\n");
printf(" -r --remote-socket <name> Set socket name to <name>.\n" );
printf(" -t --timeout <seconds> Set socket read/write timeout in seconds (default 15).\n" );
printf(" -j --system-charset <name> Character set used for output (default UTF-8//IGNORE)\n" );
printf(" -x --print <text|xml> Choose output format for info commands.\n" );
printf("Control commands:\n");
printf(" reload Reload configuration.\n");
printf(" shutdown Shutdown DVBlast.\n");
#ifdef HAVE_DVB_SUPPORT
printf("Status commands:\n");
printf(" fe_status Read frontend status information.\n");
printf(" mmi_status Read CAM status.\n");
printf("MMI commands:\n");
printf(" mmi_slot_status <slot> Read MMI slot status.\n");
printf(" mmi_open <slot> Open MMI slot.\n");
printf(" mmi_close <slot> Close MMI slot.\n");
printf(" mmi_get <slot> Read MMI slot.\n");
printf(" mmi_send_text <slot> <text> Send text to MMI slot.\n");
printf(" mmi_send_choice <slot> <choice> Send choice to MMI slot.\n");
#endif
printf("Demux info commands:\n");
printf(" get_pat Return last PAT table.\n");
printf(" get_cat Return last CAT table.\n");
printf(" get_nit Return last NIT table.\n");
printf(" get_sdt Return last SDT table.\n");
printf(" get_eit_pf <service_id> Return last EIT present/following data.\n");
printf(" get_eit_schedule <service_id> Return last EIT schedule data.\n");
printf(" get_pmt <service_id> Return last PMT table.\n");
printf(" get_pids Return info about all pids.\n");
printf(" get_pid <pid> Return info for chosen pid only.\n");
printf("\n");
exit(1);
}
int main( int i_argc, char **ppsz_argv )
{
char *client_socket_tmpl = "dvblastctl.clientsock.XXXXXX";
char *psz_srv_socket = NULL;
int i;
char *p_cmd, *p_arg1 = NULL, *p_arg2 = NULL;
ssize_t i_size;
struct sockaddr_un sun_client, sun_server;
uint8_t p_buffer[COMM_BUFFER_SIZE];
uint8_t *p_data = p_buffer + COMM_HEADER_SIZE;
uint16_t i_pid = 0;
struct dvblastctl_option opt = { 0, 0, 0 };
for ( ; ; )
{
int c;
static const struct option long_options[] =
{
{"remote-socket", required_argument, NULL, 'r'},
{"timeout", required_argument, NULL, 't'},
{"system-charset", required_argument, NULL, 'j'},
{"print", required_argument, NULL, 'x'},
{"help", no_argument, NULL, 'h'},
{0, 0, 0, 0}
};
if ( (c = getopt_long(i_argc, ppsz_argv, "r:t:x:j:h", long_options, NULL)) == -1 )
break;
switch ( c )
{
case 'r':
psz_srv_socket = optarg;
break;
case 't':
i_timeout_seconds = (unsigned int)strtoul(optarg, NULL, 10);
break;
case 'j':
psz_native_charset = optarg;
break;
case 'x':
if ( !strcmp(optarg, "text") )
i_print_type = PRINT_TEXT;
else if ( !strcmp(optarg, "xml") )
i_print_type = PRINT_XML;
else
msg_Warn( NULL, "unrecognized print type %s", optarg );
/* Make stdout line-buffered */
setvbuf(stdout, NULL, _IOLBF, 0);
break;
case 'h':
default:
usage();
}
}
/* Validate commands */
#define usage_error(msg, ...) \
do { \
msg_Err( NULL, msg, ##__VA_ARGS__ ); \
usage(); \
} while(0)
p_cmd = ppsz_argv[optind];
p_arg1 = ppsz_argv[optind + 1];
p_arg2 = ppsz_argv[optind + 2];
if ( !psz_srv_socket )
usage_error( "Remote socket is not set.\n" );
if ( !p_cmd )
usage_error( "Command is not set.\n" );
i = 0;
do {
if ( streq(ppsz_argv[optind], options[i].opt) )
{
opt = options[i];
break;
}
} while ( options[++i].opt );
if ( !opt.opt )
usage_error( "Unknown command: %s\n", p_cmd );
if ( opt.nparams == 1 && !p_arg1 )
usage_error( "%s option needs parameter.\n", opt.opt );
if ( opt.nparams == 2 && (!p_arg1 || !p_arg2) )
usage_error( "%s option needs two parameters.\n", opt.opt );
#undef usage_error
/* Create client socket name */
char *tmpdir = getenv("TMPDIR");
snprintf( psz_client_socket, PATH_MAX - 1, "%s/%s",
tmpdir ? tmpdir : "/tmp", client_socket_tmpl );
psz_client_socket[PATH_MAX - 1] = '\0';
int tmp_fd = mkstemp(psz_client_socket);
if ( tmp_fd > -1 ) {
close(tmp_fd);
unlink(psz_client_socket);
} else {
return_error( "Cannot build UNIX socket %s (%s)", psz_client_socket, strerror(errno) );
}
if ( (i_fd = socket( AF_UNIX, SOCK_DGRAM, 0 )) < 0 )
return_error( "Cannot create UNIX socket (%s)", strerror(errno) );
i = COMM_MAX_MSG_CHUNK;
setsockopt( i_fd, SOL_SOCKET, SO_RCVBUF, &i, sizeof(i) );
memset( &sun_client, 0, sizeof(sun_client) );
sun_client.sun_family = AF_UNIX;
strncpy( sun_client.sun_path, psz_client_socket,
sizeof(sun_client.sun_path) );
sun_client.sun_path[sizeof(sun_client.sun_path) - 1] = '\0';
if ( bind( i_fd, (struct sockaddr *)&sun_client,
SUN_LEN(&sun_client) ) < 0 )
return_error( "Cannot bind (%s)", strerror(errno) );
memset( &sun_server, 0, sizeof(sun_server) );
sun_server.sun_family = AF_UNIX;
strncpy( sun_server.sun_path, psz_srv_socket, sizeof(sun_server.sun_path) );
sun_server.sun_path[sizeof(sun_server.sun_path) - 1] = '\0';
p_buffer[0] = COMM_HEADER_MAGIC;
p_buffer[1] = opt.cmd;
memset( p_buffer + 2, 0, COMM_HEADER_SIZE - 2 );
i_size = COMM_HEADER_SIZE;
/* Handle commands that send parameters */
switch ( opt.cmd )
{
case CMD_INVALID:
case CMD_RELOAD:
case CMD_SHUTDOWN:
case CMD_FRONTEND_STATUS:
case CMD_MMI_STATUS:
case CMD_GET_PAT:
case CMD_GET_CAT:
case CMD_GET_NIT:
case CMD_GET_SDT:
case CMD_GET_PIDS:
/* These commands need no special handling because they have no parameters */
break;
case CMD_GET_EIT_PF:
case CMD_GET_EIT_SCHEDULE:
case CMD_GET_PMT:
{
uint16_t i_sid = atoi(p_arg1);
i_size = COMM_HEADER_SIZE + 2;
p_data[0] = (uint8_t)((i_sid >> 8) & 0xff);
p_data[1] = (uint8_t)(i_sid & 0xff);
break;
}
case CMD_GET_PID:
{
i_pid = (uint16_t)atoi(p_arg1);
i_size = COMM_HEADER_SIZE + 2;
p_data[0] = (uint8_t)((i_pid >> 8) & 0xff);
p_data[1] = (uint8_t)(i_pid & 0xff);
break;
}
#ifdef HAVE_DVB_SUPPORT
case CMD_MMI_SEND_TEXT:
{
struct cmd_mmi_send *p_cmd = (struct cmd_mmi_send *)p_data;
p_cmd->i_slot = atoi(p_arg1);
en50221_mmi_object_t object;
object.i_object_type = EN50221_MMI_ANSW;
if ( !p_arg2 || p_arg2[0] == '\0' )
{
object.u.answ.b_ok = 0;
object.u.answ.psz_answ = "";
}
else
{
object.u.answ.b_ok = 1;
object.u.answ.psz_answ = p_arg2;
}
i_size = COMM_BUFFER_SIZE - COMM_HEADER_SIZE
- ((void *)&p_cmd->object - (void *)p_cmd);
if ( en50221_SerializeMMIObject( (uint8_t *)&p_cmd->object,
&i_size, &object ) == -1 )
return_error( "Comm buffer is too small" );
i_size += COMM_HEADER_SIZE
+ ((void *)&p_cmd->object - (void *)p_cmd);
break;
}
case CMD_MMI_SEND_CHOICE:
{
struct cmd_mmi_send *p_cmd = (struct cmd_mmi_send *)p_data;
p_cmd->i_slot = atoi(p_arg1);
i_size = COMM_HEADER_SIZE + sizeof(struct cmd_mmi_send);
p_cmd->object.i_object_type = EN50221_MMI_MENU_ANSW;
p_cmd->object.u.menu_answ.i_choice = atoi(p_arg2);
break;
}
case CMD_MMI_SLOT_STATUS:
case CMD_MMI_OPEN:
case CMD_MMI_CLOSE:
case CMD_MMI_RECV:
{
p_data[0] = atoi(p_arg1);
i_size = COMM_HEADER_SIZE + 1;
break;
}
#endif
default:
/* This should not happen */
return_error( "Unhandled option (%d)", opt.cmd );
}
if ( i_timeout_seconds > 0 ) {
struct timeval tv_timeout = {
.tv_sec = i_timeout_seconds,
.tv_usec = 0,
};
if ( setsockopt( i_fd, SOL_SOCKET, SO_SNDTIMEO, &tv_timeout, sizeof( tv_timeout ) ) != 0 )
return_error( "Cannot set SO_SNDTIMEO (%s)", strerror(errno) );
if ( setsockopt( i_fd, SOL_SOCKET, SO_RCVTIMEO, &tv_timeout, sizeof( tv_timeout ) ) != 0 )
return_error( "Cannot set SO_RCVTIMEO (%s)", strerror(errno) );
}
/* Send command and receive answer */
if ( sendto( i_fd, p_buffer, i_size, 0, (struct sockaddr *)&sun_server,
SUN_LEN(&sun_server) ) < 0 )
return_error( "Cannot send comm socket (%s)", strerror(errno) );
uint32_t i_packet_size = 0, i_received = 0;
do {
i_size = recv( i_fd, p_buffer + i_received, COMM_MAX_MSG_CHUNK, 0 );
if ( i_size == -1 )
break;
if ( !i_packet_size ) {
uint32_t *p_packet_size = (uint32_t *)&p_buffer[4];
i_packet_size = *p_packet_size;
if ( i_packet_size > COMM_BUFFER_SIZE ) {
i_size = -1;
break;
}
}
i_received += i_size;
} while ( i_received < i_packet_size );
clean_client_socket();
if ( i_packet_size < COMM_HEADER_SIZE )
return_error( "Cannot recv from comm socket, size:%"PRIu32" (%s)", i_packet_size, strerror(errno) );
/* Process answer */
if ( p_buffer[0] != COMM_HEADER_MAGIC )
return_error( "Wrong protocol version 0x%x", p_buffer[0] );
now = mdate();
ctl_cmd_answer_t c_answer = p_buffer[1];
switch ( c_answer )
{
case RET_OK:
break;
case RET_MMI_WAIT:
exit(252);
break;
case RET_ERR:
return_error( "Request failed" );
break;
case RET_HUH:
return_error( "Internal error" );
break;
case RET_NODATA:
return_error( "No data" );
break;
case RET_PAT:
case RET_CAT:
case RET_NIT:
case RET_SDT:
{
uint8_t *p_flat_data = p_buffer + COMM_HEADER_SIZE;
unsigned int i_flat_data_size = i_packet_size - COMM_HEADER_SIZE;
uint8_t **pp_sections = psi_unpack_sections( p_flat_data, i_flat_data_size );
if ( !pp_sections )
{
return_error( "Error unpacking PSI" );
break;
}
switch( c_answer )
{
case RET_PAT: pat_table_print( pp_sections, psi_print, NULL, i_print_type ); break;
case RET_CAT: cat_table_print( pp_sections, psi_print, NULL, i_print_type ); break;
case RET_NIT: nit_table_print( pp_sections, psi_print, NULL, psi_iconv, NULL, i_print_type ); break;
case RET_SDT: sdt_table_print( pp_sections, psi_print, NULL, psi_iconv, NULL, i_print_type ); break;
default: break; /* Can't happen */
}
psi_table_free( pp_sections );
free( pp_sections );
break;
}
case RET_EIT_PF:
case RET_EIT_SCHEDULE:
{
uint8_t *p_eit_data = p_buffer + COMM_HEADER_SIZE;
unsigned int i_eit_data_size = i_received - COMM_HEADER_SIZE;
print_eit( p_eit_data, i_eit_data_size, psi_print, NULL, psi_iconv, NULL, i_print_type );
break;
}
case RET_PMT:
{
pmt_print( p_data, psi_print, NULL, psi_iconv, NULL, i_print_type );
break;
}
case RET_PID:
{
print_pids_header();
print_pid( i_pid, (ts_pid_info_t *)p_data );
print_pids_footer();
break;
}
case RET_PIDS:
{
print_pids( p_data );
break;
}
#ifdef HAVE_DVB_SUPPORT
case RET_FRONTEND_STATUS:
{
int ret = 1;
struct ret_frontend_status *p_ret =
(struct ret_frontend_status *)&p_buffer[COMM_HEADER_SIZE];
if ( i_packet_size != COMM_HEADER_SIZE + sizeof(struct ret_frontend_status) )
return_error( "Bad frontend status" );
if ( i_print_type == PRINT_XML )
printf("<FRONTEND>\n");
#define PRINT_TYPE( x ) \
do { \
if ( i_print_type == PRINT_XML ) \
printf( " <TYPE type=\"%s\"/>\n", STRINGIFY(x) ); \
else \
printf( "type: %s\n", STRINGIFY(x) ); \
} while(0)
switch ( p_ret->info.type )
{
case FE_QPSK: PRINT_TYPE(QPSK); break;
case FE_QAM : PRINT_TYPE(QAM); break;
case FE_OFDM: PRINT_TYPE(OFDM); break;
case FE_ATSC: PRINT_TYPE(ATSC); break;
default : PRINT_TYPE(UNKNOWN); break;
}
#undef PRINT_TYPE
#define PRINT_INFO( x ) \
do { \
if ( i_print_type == PRINT_XML ) \
printf( " <SETTING %s=\"%u\"/>\n", STRINGIFY(x), p_ret->info.x ); \
else \
printf( "%s: %u\n", STRINGIFY(x), p_ret->info.x ); \
} while(0)
if ( i_print_type == PRINT_XML )
printf( " <SETTING name=\"%s\"/>\n", p_ret->info.name );
else
printf( "name: %s\n", p_ret->info.name );
PRINT_INFO( frequency_min );
PRINT_INFO( frequency_max );
PRINT_INFO( frequency_stepsize );
PRINT_INFO( frequency_tolerance );
PRINT_INFO( symbol_rate_min );
PRINT_INFO( symbol_rate_max );
PRINT_INFO( symbol_rate_tolerance );
PRINT_INFO( notifier_delay );
#undef PRINT_INFO
if ( i_print_type == PRINT_TEXT )
printf("\ncapability list:\n");
#define PRINT_CAPS( x ) \
do { \
if ( p_ret->info.caps & (FE_##x) ) { \
if ( i_print_type == PRINT_XML ) { \
printf( " <CAPABILITY %s=\"1\"/>\n", STRINGIFY(x) ); \
} else { \
printf( "%s\n", STRINGIFY(x) ); \
} \
} \
} while(0)
PRINT_CAPS( IS_STUPID );
PRINT_CAPS( CAN_INVERSION_AUTO );
PRINT_CAPS( CAN_FEC_1_2 );
PRINT_CAPS( CAN_FEC_2_3 );
PRINT_CAPS( CAN_FEC_3_4 );
PRINT_CAPS( CAN_FEC_4_5 );
PRINT_CAPS( CAN_FEC_5_6 );
PRINT_CAPS( CAN_FEC_6_7 );
PRINT_CAPS( CAN_FEC_7_8 );
PRINT_CAPS( CAN_FEC_8_9 );
PRINT_CAPS( CAN_FEC_AUTO );
PRINT_CAPS( CAN_QPSK );
PRINT_CAPS( CAN_QAM_16 );
PRINT_CAPS( CAN_QAM_32 );
PRINT_CAPS( CAN_QAM_64 );
PRINT_CAPS( CAN_QAM_128 );
PRINT_CAPS( CAN_QAM_256 );
PRINT_CAPS( CAN_QAM_AUTO );
PRINT_CAPS( CAN_TRANSMISSION_MODE_AUTO );
PRINT_CAPS( CAN_BANDWIDTH_AUTO );
PRINT_CAPS( CAN_GUARD_INTERVAL_AUTO );
PRINT_CAPS( CAN_HIERARCHY_AUTO );
PRINT_CAPS( CAN_MUTE_TS );
#if DVBAPI_VERSION >= 301
PRINT_CAPS( CAN_8VSB );
PRINT_CAPS( CAN_16VSB );
PRINT_CAPS( NEEDS_BENDING );
PRINT_CAPS( CAN_RECOVER );
#endif
#if DVBAPI_VERSION >= 500
PRINT_CAPS( HAS_EXTENDED_CAPS );
#endif
#if DVBAPI_VERSION >= 501
PRINT_CAPS( CAN_2G_MODULATION );
#endif
#if DVBAPI_VERSION >= 508
PRINT_CAPS( CAN_TURBO_FEC );
PRINT_CAPS( CAN_MULTISTREAM );
#endif
#undef PRINT_CAPS
if ( i_print_type == PRINT_TEXT )
printf("\nstatus:\n");
#define PRINT_STATUS( x ) \
do { \
if ( p_ret->i_status & (FE_##x) ) { \
if ( i_print_type == PRINT_XML ) { \
printf( " <STATUS status=\"%s\"/>\n", STRINGIFY(x) ); \
} else { \
printf( "%s\n", STRINGIFY(x) ); \
} \
} \
} while(0)
PRINT_STATUS( HAS_SIGNAL );
PRINT_STATUS( HAS_CARRIER );
PRINT_STATUS( HAS_VITERBI );
PRINT_STATUS( HAS_SYNC );
PRINT_STATUS( HAS_LOCK );
PRINT_STATUS( REINIT );
#undef PRINT_STATUS
if ( p_ret->i_status & FE_HAS_LOCK )
{
if ( i_print_type == PRINT_XML )
{
printf(" <VALUE bit_error_rate=\"%u\"/>\n", p_ret->i_ber);
printf(" <VALUE signal_strength=\"%u\"/>\n", p_ret->i_strength);
printf(" <VALUE SNR=\"%u\"/>\n", p_ret->i_snr);
} else {
printf("\nBit error rate: %u\n", p_ret->i_ber);
printf("Signal strength: %u\n", p_ret->i_strength);
printf("SNR: %u\n", p_ret->i_snr);
}
ret = 0;
}
if ( i_print_type == PRINT_XML )
printf("</FRONTEND>\n" );
exit(ret);
break;
}
case RET_MMI_STATUS:
{
struct ret_mmi_status *p_ret =
(struct ret_mmi_status *)&p_buffer[COMM_HEADER_SIZE];
if ( i_packet_size != COMM_HEADER_SIZE + sizeof(struct ret_mmi_status) )
return_error( "Bad MMI status" );
printf("CA interface with %d %s, type:\n", p_ret->caps.slot_num,
p_ret->caps.slot_num == 1 ? "slot" : "slots");
#define PRINT_CAPS( x, s ) \
if ( p_ret->caps.slot_type & (CA_##x) ) \
printf(s "\n");
PRINT_CAPS( CI, "CI high level interface" );
PRINT_CAPS( CI_LINK, "CI link layer level interface" );
PRINT_CAPS( CI_PHYS, "CI physical layer level interface (not supported)" );
PRINT_CAPS( DESCR, "built-in descrambler" );
PRINT_CAPS( SC, "simple smartcard interface" );
#undef PRINT_CAPS
printf("\n%d available %s\n", p_ret->caps.descr_num,
p_ret->caps.descr_num == 1 ? "descrambler (key)" :
"descramblers (keys)");
#define PRINT_DESC( x ) \
if ( p_ret->caps.descr_type & (CA_##x) ) \
printf( STRINGIFY(x) "\n" );
PRINT_DESC( ECD );
PRINT_DESC( NDS );
PRINT_DESC( DSS );
#undef PRINT_DESC
exit( p_ret->caps.slot_num );
break;
}
case RET_MMI_SLOT_STATUS:
{
struct ret_mmi_slot_status *p_ret =
(struct ret_mmi_slot_status *)&p_buffer[COMM_HEADER_SIZE];
if ( i_packet_size < COMM_HEADER_SIZE + sizeof(struct ret_mmi_slot_status) )
return_error( "Bad MMI slot status" );
printf("CA slot #%u: ", p_ret->sinfo.num);
#define PRINT_TYPE( x, s ) \
if ( p_ret->sinfo.type & (CA_##x) ) \
printf(s);
PRINT_TYPE( CI, "high level, " );
PRINT_TYPE( CI_LINK, "link layer level, " );
PRINT_TYPE( CI_PHYS, "physical layer level, " );
#undef PRINT_TYPE
if ( p_ret->sinfo.flags & CA_CI_MODULE_READY )
{
printf("module present and ready\n");
exit(0);
}
if ( p_ret->sinfo.flags & CA_CI_MODULE_PRESENT )
printf("module present, not ready\n");
else
printf("module not present\n");
exit(1);
break;
}
case RET_MMI_RECV:
{
struct ret_mmi_recv *p_ret =
(struct ret_mmi_recv *)&p_buffer[COMM_HEADER_SIZE];
if ( i_packet_size < COMM_HEADER_SIZE + sizeof(struct ret_mmi_recv) )
return_error( "Bad MMI recv" );
en50221_UnserializeMMIObject( &p_ret->object, i_packet_size
- COMM_HEADER_SIZE - ((void *)&p_ret->object - (void *)p_ret) );
switch ( p_ret->object.i_object_type )
{
case EN50221_MMI_ENQ:
printf("%s\n", p_ret->object.u.enq.psz_text);
printf("(empty to cancel)\n");
exit(p_ret->object.u.enq.b_blind ? 253 : 254);
break;
case EN50221_MMI_MENU:
printf("%s\n", p_ret->object.u.menu.psz_title);
printf("%s\n", p_ret->object.u.menu.psz_subtitle);
printf("0 - Cancel\n");
for ( i = 0; i < p_ret->object.u.menu.i_choices; i++ )
printf("%d - %s\n", i + 1,
p_ret->object.u.menu.ppsz_choices[i]);
printf("%s\n", p_ret->object.u.menu.psz_bottom);
exit(p_ret->object.u.menu.i_choices);
break;
case EN50221_MMI_LIST:
printf("%s\n", p_ret->object.u.menu.psz_title);
printf("%s\n", p_ret->object.u.menu.psz_subtitle);
for ( i = 0; i < p_ret->object.u.menu.i_choices; i++ )
printf("%s\n", p_ret->object.u.menu.ppsz_choices[i]);
printf("%s\n", p_ret->object.u.menu.psz_bottom);
printf("(0 to cancel)\n");
exit(0);
break;
default:
return_error( "Unknown MMI object" );
break;
}
exit(255);
break;