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Rivendellaudio/apis/rlm/rlm_serial.c
Fred Gleason 28a43eeae2 2018-08-30 Fred Gleason <fredg@paravelsystems.com> 
* Moved RLM subsystem to 'apis/rlm/'.
2018-08-30 12:11:42 -04:00

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/* rlm_serial.c
*
* (C) Copyright 2008-2018 Fred Gleason <fredg@paravelsystems.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* This is a Rivendell Loadable Module. It sends Now&Next PAD data
* to the tty device specified in the configuration file pointed to by the
* plugin argument.
*
* To compile this module, just do:
*
* gcc -shared -o rlm_serial.rlm rlm_serial.c
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <strings.h>
#include <rlm/rlm.h>
int rlm_serial_devs;
int *rlm_serial_handles;
char *rlm_serial_formats;
int *rlm_serial_encodings;
int *rlm_serial_null_updates;
int *rlm_serial_masters;
int *rlm_serial_aux1s;
int *rlm_serial_aux2s;
int *rlm_serial_vlog101s;
int *rlm_serial_vlog102s;
int *rlm_serial_vlog103s;
int *rlm_serial_vlog104s;
int *rlm_serial_vlog105s;
int *rlm_serial_vlog106s;
int *rlm_serial_vlog107s;
int *rlm_serial_vlog108s;
int *rlm_serial_vlog109s;
int *rlm_serial_vlog110s;
int *rlm_serial_vlog111s;
int *rlm_serial_vlog112s;
int *rlm_serial_vlog113s;
int *rlm_serial_vlog114s;
int *rlm_serial_vlog115s;
int *rlm_serial_vlog116s;
int *rlm_serial_vlog117s;
int *rlm_serial_vlog118s;
int *rlm_serial_vlog119s;
int *rlm_serial_vlog120s;
int rlm_serial_GetLogStatus(void *ptr,const char *arg,const char *section,
const char *logname)
{
const char *tag=RLMGetStringValue(ptr,arg,section,logname,"");
if(strcasecmp(tag,"yes")==0) {
return 1;
}
if(strcasecmp(tag,"on")==0) {
return 1;
}
if(strcasecmp(tag,"true")==0) {
return 1;
}
if(strcasecmp(tag,"no")==0) {
return 0;
}
if(strcasecmp(tag,"off")==0) {
return 0;
}
if(strcasecmp(tag,"false")==0) {
return 0;
}
if(strcasecmp(tag,"onair")==0) {
return 2;
}
return 0;
}
void rlm_serial_RLMStart(void *ptr,const char *arg)
{
int handle;
char device[256];
int speed;
int parity;
int wsize;
char section[256];
char errtext[256];
int i=1;
rlm_serial_devs=0;
rlm_serial_handles=NULL;
rlm_serial_formats=NULL;
rlm_serial_encodings=NULL;
rlm_serial_null_updates=NULL;
rlm_serial_masters=NULL;
rlm_serial_aux1s=NULL;
rlm_serial_aux2s=NULL;
rlm_serial_vlog101s=NULL;
rlm_serial_vlog102s=NULL;
rlm_serial_vlog103s=NULL;
rlm_serial_vlog104s=NULL;
rlm_serial_vlog105s=NULL;
rlm_serial_vlog106s=NULL;
rlm_serial_vlog107s=NULL;
rlm_serial_vlog108s=NULL;
rlm_serial_vlog109s=NULL;
rlm_serial_vlog110s=NULL;
rlm_serial_vlog111s=NULL;
rlm_serial_vlog112s=NULL;
rlm_serial_vlog113s=NULL;
rlm_serial_vlog114s=NULL;
rlm_serial_vlog115s=NULL;
rlm_serial_vlog116s=NULL;
rlm_serial_vlog117s=NULL;
rlm_serial_vlog118s=NULL;
rlm_serial_vlog119s=NULL;
rlm_serial_vlog120s=NULL;
sprintf(section,"Serial%d",i++);
strncpy(device,RLMGetStringValue(ptr,arg,section,"Device",""),256);
if(strlen(device)==0) {
RLMLog(ptr,LOG_WARNING,"rlm_serial: no serial devices specified");
return;
}
while(strlen(device)>0) {
speed=RLMGetIntegerValue(ptr,arg,section,"Speed",9600);
parity=RLMGetIntegerValue(ptr,arg,section,"Parity",0);
wsize=RLMGetIntegerValue(ptr,arg,section,"WordSize",8);
if((handle=RLMOpenSerial(ptr,device,speed,parity,wsize))>=0) {
rlm_serial_handles=realloc(rlm_serial_handles,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_handles[rlm_serial_devs]=handle;
rlm_serial_formats=realloc(rlm_serial_formats,(rlm_serial_devs+1)*256);
strncpy(rlm_serial_formats+256*rlm_serial_devs,
RLMGetStringValue(ptr,arg,section,"FormatString",""),256);
rlm_serial_masters=realloc(rlm_serial_masters,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_masters[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"MasterLog");
rlm_serial_encodings=realloc(rlm_serial_encodings,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_encodings[rlm_serial_devs]=
RLMGetIntegerValue(ptr,arg,section,"Encoding",RLM_ENCODE_NONE);
rlm_serial_null_updates=realloc(rlm_serial_null_updates,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_null_updates[rlm_serial_devs]=
RLMGetIntegerValue(ptr,arg,section,"ProcessNullUpdates",0);
rlm_serial_aux1s=realloc(rlm_serial_aux1s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_aux1s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"Aux1Log");
rlm_serial_aux2s=realloc(rlm_serial_aux2s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_aux2s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"Aux2Log");
rlm_serial_vlog101s=realloc(rlm_serial_vlog101s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog101s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog101");
rlm_serial_vlog102s=realloc(rlm_serial_vlog102s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog102s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog102");
rlm_serial_vlog103s=realloc(rlm_serial_vlog103s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog103s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog103");
rlm_serial_vlog104s=realloc(rlm_serial_vlog104s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog104s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog104");
rlm_serial_vlog105s=realloc(rlm_serial_vlog105s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog105s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog105");
rlm_serial_vlog106s=realloc(rlm_serial_vlog106s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog106s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog106");
rlm_serial_vlog107s=realloc(rlm_serial_vlog107s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog107s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog107");
rlm_serial_vlog108s=realloc(rlm_serial_vlog108s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog108s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog108");
rlm_serial_vlog109s=realloc(rlm_serial_vlog109s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog109s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog109");
rlm_serial_vlog110s=realloc(rlm_serial_vlog110s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog110s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog110");
rlm_serial_vlog111s=realloc(rlm_serial_vlog111s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog111s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog111");
rlm_serial_vlog112s=realloc(rlm_serial_vlog112s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog112s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog112");
rlm_serial_vlog113s=realloc(rlm_serial_vlog113s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog113s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog113");
rlm_serial_vlog114s=realloc(rlm_serial_vlog114s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog114s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog114");
rlm_serial_vlog115s=realloc(rlm_serial_vlog115s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog115s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog115");
rlm_serial_vlog116s=realloc(rlm_serial_vlog116s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog116s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog116");
rlm_serial_vlog117s=realloc(rlm_serial_vlog117s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog117s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog117");
rlm_serial_vlog118s=realloc(rlm_serial_vlog118s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog118s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog118");
rlm_serial_vlog119s=realloc(rlm_serial_vlog119s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog119s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog119");
rlm_serial_vlog120s=realloc(rlm_serial_vlog120s,
(rlm_serial_devs+1)*sizeof(int));
rlm_serial_vlog120s[rlm_serial_devs]=
rlm_serial_GetLogStatus(ptr,arg,section,"VLog120");
rlm_serial_devs++;
sprintf(errtext,"rlm_serial: opened device \"%s\"",device);
RLMLog(ptr,LOG_INFO,errtext);
}
else {
sprintf(errtext,"unable to open tty \"%s\"",device);
RLMLog(ptr,LOG_WARNING,errtext);
}
sprintf(section,"Serial%d",i++);
strncpy(device,RLMGetStringValue(ptr,arg,section,"Device",""),256);
}
}
void rlm_serial_RLMFree(void *ptr)
{
int i;
for(i=0;i<rlm_serial_devs;i++) {
RLMCloseSerial(ptr,rlm_serial_handles[i]);
}
free(rlm_serial_handles);
free(rlm_serial_formats);
free(rlm_serial_encodings);
free(rlm_serial_null_updates);
free(rlm_serial_masters);
free(rlm_serial_aux1s);
free(rlm_serial_aux2s);
free(rlm_serial_vlog101s);
free(rlm_serial_vlog102s);
free(rlm_serial_vlog103s);
free(rlm_serial_vlog104s);
free(rlm_serial_vlog105s);
free(rlm_serial_vlog106s);
free(rlm_serial_vlog107s);
free(rlm_serial_vlog108s);
free(rlm_serial_vlog109s);
free(rlm_serial_vlog110s);
free(rlm_serial_vlog111s);
free(rlm_serial_vlog112s);
free(rlm_serial_vlog113s);
free(rlm_serial_vlog114s);
free(rlm_serial_vlog115s);
free(rlm_serial_vlog116s);
free(rlm_serial_vlog117s);
free(rlm_serial_vlog118s);
free(rlm_serial_vlog119s);
free(rlm_serial_vlog120s);
}
void rlm_serial_RLMPadDataSent(void *ptr,const struct rlm_svc *svc,
const struct rlm_log *log,
const struct rlm_pad *now,
const struct rlm_pad *next)
{
int i;
int flag=0;
char msg[1500];
for(i=0;i<rlm_serial_devs;i++) {
switch(rlm_serial_null_updates[i]) {
case 0: /* Process all updates */
break;
case 1: /* Process only non-null NOW updates */
if(now->rlm_cartnum==0) {
return;
}
break;
case 2: /* Process only non-null NEXT updates */
if(next->rlm_cartnum==0) {
return;
}
break;
case 3: /* Process only non-null NOW and NEXT updates */
if((now->rlm_cartnum==0)||(next->rlm_cartnum==0)) {
return;
}
break;
}
switch(log->log_mach) {
case 0:
flag=rlm_serial_masters[i];
break;
case 1:
flag=rlm_serial_aux1s[i];
break;
case 2:
flag=rlm_serial_aux2s[i];
break;
case 100:
flag=rlm_serial_vlog101s[i];
break;
case 101:
flag=rlm_serial_vlog102s[i];
break;
case 102:
flag=rlm_serial_vlog103s[i];
break;
case 103:
flag=rlm_serial_vlog104s[i];
break;
case 104:
flag=rlm_serial_vlog105s[i];
break;
case 105:
flag=rlm_serial_vlog106s[i];
break;
case 106:
flag=rlm_serial_vlog107s[i];
break;
case 107:
flag=rlm_serial_vlog108s[i];
break;
case 108:
flag=rlm_serial_vlog109s[i];
break;
case 109:
flag=rlm_serial_vlog110s[i];
break;
case 110:
flag=rlm_serial_vlog111s[i];
break;
case 111:
flag=rlm_serial_vlog112s[i];
break;
case 112:
flag=rlm_serial_vlog113s[i];
break;
case 113:
flag=rlm_serial_vlog114s[i];
break;
case 114:
flag=rlm_serial_vlog115s[i];
break;
case 115:
flag=rlm_serial_vlog116s[i];
break;
case 116:
flag=rlm_serial_vlog117s[i];
break;
case 117:
flag=rlm_serial_vlog118s[i];
break;
case 118:
flag=rlm_serial_vlog119s[i];
break;
case 119:
flag=rlm_serial_vlog120s[i];
break;
}
if((flag==1)||((flag==2)&&(log->log_onair!=0))) {
const char *str=
RLMResolveNowNextEncoded(ptr,now,next,rlm_serial_formats+256*i,
rlm_serial_encodings[i]);
RLMSendSerial(ptr,rlm_serial_handles[i],str,strlen(str));
snprintf(msg,1500,"rlm_serial: sending pad update: \"%s\"",
(const char *)str);
RLMLog(ptr,LOG_INFO,msg);
}
}
}
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