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/*
* Copyright (C) 2005-2012, Jon Gettler
* http://www.mvpmc.org/
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <cmyth_local.h>
cmyth_event_t
cmyth_event_get(cmyth_conn_t conn, char * data, int len)
{
int count, err, consumed, i;
char tmp[1024];
cmyth_event_t event;
cmyth_proginfo_t proginfo = NULL;
if (conn == NULL)
goto fail;
if ((count=cmyth_rcv_length(conn)) <= 0) {
cmyth_dbg(CMYTH_DBG_ERROR,
"%s: cmyth_rcv_length() failed (%d)\n",
__FUNCTION__, count);
return CMYTH_EVENT_CLOSE;
}
consumed = cmyth_rcv_string(conn, &err, tmp, sizeof(tmp) - 1, count);
count -= consumed;
if (strcmp(tmp, "BACKEND_MESSAGE") != 0) {
cmyth_dbg(CMYTH_DBG_ERROR,
"%s: cmyth_rcv_string() failed (%d)\n",
__FUNCTION__, count);
goto fail;
}
consumed = cmyth_rcv_string(conn, &err, tmp, sizeof(tmp) - 1, count);
count -= consumed;
if (strcmp(tmp, "RECORDING_LIST_CHANGE") == 0) {
event = CMYTH_EVENT_RECORDING_LIST_CHANGE;
} else if (strncmp(tmp, "RECORDING_LIST_CHANGE ADD", 25) == 0) {
event = CMYTH_EVENT_RECORDING_LIST_CHANGE_ADD;
strncpy(data, tmp + 26, len);
} else if (strcmp(tmp, "RECORDING_LIST_CHANGE UPDATE") == 0) {
event = CMYTH_EVENT_RECORDING_LIST_CHANGE_UPDATE;
/* receive a proginfo structure - do nothing with it (yet?)*/
proginfo = cmyth_proginfo_create();
if (!proginfo) {
cmyth_dbg(CMYTH_DBG_ERROR,
"%s: cmyth_proginfo_create() failed\n",
__FUNCTION__);
goto fail;
}
consumed = cmyth_rcv_proginfo(conn, &err, proginfo, count);
ref_release(proginfo);
proginfo = NULL;
count -= consumed;
} else if (strncmp(tmp, "RECORDING_LIST_CHANGE DELETE", 28) == 0) {
event = CMYTH_EVENT_RECORDING_LIST_CHANGE_DELETE;
strncpy(data, tmp + 29, len);
} else if (strcmp(tmp, "SCHEDULE_CHANGE") == 0) {
event = CMYTH_EVENT_SCHEDULE_CHANGE;
} else if (strncmp(tmp, "DONE_RECORDING", 14) == 0) {
event = CMYTH_EVENT_DONE_RECORDING;
} else if (strncmp(tmp, "QUIT_LIVETV", 11) == 0) {
event = CMYTH_EVENT_QUIT_LIVETV;
} else if (strncmp(tmp, "LIVETV_WATCH", 12) == 0) {
event = CMYTH_EVENT_WATCH_LIVETV;
strncpy(data, tmp + 13, len);
/* Sergio: Added to support the new live tv protocol */
} else if (strncmp(tmp, "LIVETV_CHAIN UPDATE", 19) == 0) {
event = CMYTH_EVENT_LIVETV_CHAIN_UPDATE;
strncpy(data, tmp + 20, len);
} else if (strncmp(tmp, "SIGNAL", 6) == 0) {
event = CMYTH_EVENT_SIGNAL;
/* get slock, signal, seen_pat, matching_pat */
while (count > 0) {
/* get signalmonitorvalue name */
consumed = cmyth_rcv_string(conn, &err, tmp, sizeof(tmp) - 1, count);
count -= consumed;
/* get signalmonitorvalue status */
consumed = cmyth_rcv_string(conn, &err, tmp, sizeof(tmp) - 1, count);
count -= consumed;
}
} else if (strncmp(tmp, "ASK_RECORDING", 13) == 0) {
event = CMYTH_EVENT_ASK_RECORDING;
if (cmyth_conn_get_protocol_version(conn) < 37) {
/* receive 4 string - do nothing with them */
for (i = 0; i < 4; i++) {
consumed = cmyth_rcv_string(conn, &err, tmp, sizeof(tmp) -1, count);
count -= consumed;
}
} else {
/* receive a proginfo structure - do nothing with it (yet?)*/
proginfo = cmyth_proginfo_create();
if (!proginfo) {
cmyth_dbg(CMYTH_DBG_ERROR,
"%s: cmyth_proginfo_create() failed\n",
__FUNCTION__);
goto fail;
}
consumed = cmyth_rcv_proginfo(conn, &err, proginfo, count);
ref_release(proginfo);
proginfo = NULL;
count -= consumed;
}
} else if (strncmp(tmp, "CLEAR_SETTINGS_CACHE", 20) == 0) {
event = CMYTH_EVENT_CLEAR_SETTINGS_CACHE;
} else if (strncmp(tmp, "GENERATED_PIXMAP", 16) == 0) {
/* capture the file which a pixmap has been generated for */
event = CMYTH_EVENT_GENERATED_PIXMAP;
consumed = cmyth_rcv_string(conn, &err, tmp, sizeof(tmp) - 1, count);
if (strncmp(tmp, "OK", 2) == 0) {
consumed = cmyth_rcv_string(conn, &err, tmp, sizeof(tmp) - 1, count);
strncpy(data, tmp, len);
} else {
data[0] = 0;
}
} else if (strncmp(tmp, "SYSTEM_EVENT", 12) == 0) {
event = CMYTH_EVENT_SYSTEM_EVENT;
strncpy(data, tmp + 13, len);
} else if (strncmp(tmp, "UPDATE_FILE_SIZE", 16) == 0) {
event = CMYTH_EVENT_UPDATE_FILE_SIZE;
strncpy(data, tmp + 17, len);
} else {
cmyth_dbg(CMYTH_DBG_ERROR,
"%s: unknown mythtv BACKEND_MESSAGE '%s'\n", __FUNCTION__, tmp);
event = CMYTH_EVENT_UNKNOWN;
}
while(count > 0) {
consumed = cmyth_rcv_string(conn, &err, tmp, sizeof(tmp) - 1, count);
count -= consumed;
cmyth_dbg(CMYTH_DBG_DEBUG, "%s: leftover data %s\n", __FUNCTION__, tmp);
}
return event;
fail:
return CMYTH_EVENT_UNKNOWN;
}
int
cmyth_event_select(cmyth_conn_t conn, struct timeval *timeout)
{
fd_set fds;
int ret;
cmyth_socket_t fd;
cmyth_dbg(CMYTH_DBG_DEBUG, "%s [%s:%d]: (trace) {\n", __FUNCTION__,
__FILE__, __LINE__);
if (conn == NULL)
return -EINVAL;
fd = conn->conn_fd;
FD_ZERO(&fds);
FD_SET(fd, &fds);
ret = select((int)fd+1, &fds, NULL, NULL, timeout);
cmyth_dbg(CMYTH_DBG_DEBUG, "%s [%s:%d]: (trace) }\n",
__FUNCTION__, __FILE__, __LINE__);
return ret;
}
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