/*
* $Log$
+ * Revision 1.2 1999/06/03 10:38:52 short
+ * Implemented remaining communication timeouts and maximum retry count.
+ *
* Revision 1.1.1.1 1999/05/26 13:06:26 short
* First alpha release.
*
static char *pname;
static int dis_cleanup=0,devfd=-1;
-static char *phone,*body,*device,*lockfile,*smsc,*chartime,*cmdtime;
+static char *phone,*body,*device,*lockfile,*smsc,*maxretry,*readtime,*chartime,*cmdtime;
static int readbody;
-static long chartimen=DEF_CHARTIME,cmdtimen=DEF_CMDTIME;
+static long maxretryn=DEF_MAXRETRY,readtimen=DEF_READTIME,chartimen=DEF_CHARTIME,cmdtimen=DEF_CMDTIME;
static size_t bodylen;
static char *devicename; /* path stripped */
%s\
\n\
Usage: " PACKAGE " [-c|--config <cfgfile>] [-d|--device <device>]\n\
- [-l|--lockfile <lock>] [-s|--smsc <smsc #>]\n\
- [-t|--chartime <msec>] [-T|--cmdtime <msec>]\n\
+ [-l|--lockfile <lock>] [-s|--smsc <smsc #>] [-m|--maxretry <#>]\n\
+ [-r|--readtime <sec>] [-t|--chartime <msec>] [-T|--cmdtime <msec>]\n\
[-f|--file] [-v|--verbose] [-h|--help] [-V|--version]\n\
<dest. phone> <msg text|msg filename>\n\
\n\
-l, --lockfile\tLock serial port by this file, \"%%s\" is basename of device\n\
\t\t(def. \"%s\")\n\
-s, --smsc\tUse this SMS Center number (def. query from Siemens A1)\n\
+ -m, --maxretry\tMaximum retries of any command before giving up (def. %d)\n\
+ -r, --readtime\tSeconds for maximum wait time for response (def. %ds)\n\
-t, --chartime\tMilliseconds between each char on baud 19200 (def. %dms)\n\
-T, --cmdtime\tMilliseconds before each whole AT command (def. %dms)\n\
-f, --file\tRead contents of message from file instead\n\
-v, --verbose\tIncrease verbosity level, more \"-v\"s give more messages\n\
-h, --help\tPrint a summary of the options\n\
-V, --version\tPrint the version number\n\
-\n",version,DEF_LOCKFILE,DEF_CHARTIME,DEF_CMDTIME);
+\n",version,DEF_LOCKFILE,DEF_MAXRETRY,DEF_READTIME,DEF_CHARTIME,DEF_CMDTIME);
exit(EXIT_FAILURE);
}
{"device" ,1,0,'d'},
{"lockfile",1,0,'l'},
{"smsc" ,1,0,'s'},
+{"maxretry",1,0,'m'},
+{"readtime",1,0,'r'},
{"chartime",1,0,'t'},
{"cmdtime" ,1,0,'T'},
{"file" ,0,0,'f'},
{ 'd',&device },
{ 'l',&lockfile },
{ 's',&smsc },
+ { 'm',&maxretry },
+ { 'r',&readtime },
{ 't',&chartime },
{ 'T',&cmdtime },
};
seq++;
optarg=NULL; optind=0; /* FIXME: Possible portability problem. */
- while ((optc=getopt_long(argp,args,"c:d:l:s:t:T:fvhV",longopts,NULL))!=EOF) switch (optc) {
+ while ((optc=getopt_long(argp,args,"c:d:l:s:m:r:t:T:fvhV",longopts,NULL))!=EOF) switch (optc) {
case 'c':
if (cfgstacki>=NELEM(cfgstack)) {
error("Looping (%d) during attempt to read config file \"%s\", break-out",NELEM(cfgstack),optind);
}
chk(cfgstack[cfgstacki++]=strdup(optarg));
break;
- case 'd': case 'l': case 's': case 't': case 'T':
+ case 'd': case 'l': case 's': case 'm': case 'r': case 't': case 'T':
for (i=0;i<NELEM(optset);i++)
if (optset[i].c==optc) {
if (optset[i].stamp && optset[i].stamp!=seq) {
static void sigalarm(int signo)
{
+ signal(SIGALRM,(RETSIGTYPE (*)(int))sigalarm);
if (verbose>=1) error("Timed out");
}
assert(catchdatal<=catchdatasiz);
}
+static void retrying(void)
+{
+static int cnt=0;
+
+ if (++cnt>maxretryn) error("!Maximum command retry count (%d) exceeded",maxretryn);
+ if (verbose>=2) error(".Retrying phase, %d out of %d..",cnt,maxretryn);
+}
+
static char *devcmd(const char *term,const char *catch,const char *send,...)
{
size_t l,bufl,terml,catchl,fragl,offs;
char buf[LINE_MAX];
ssize_t got;
-RETSIGTYPE (*origsig)(int);
char *hit,*s;
va_list ap;
char errout;
if ((errout=(*send=='!'))) send++;
if (0) {
err:
+ alarm(0);
if (errout) return(NULL);
- if (verbose>=2) error(".Retrying last device command..");
+ retrying();
}
catchdatal=0;
va_start(ap,send);
if (bufl>=sizeof(buf)-1) error("!Command too big (%d>%d)",bufl,sizeof(buf)-1);
if (verbose>=2) error(".devcmd(send=\"%s\",term=\"%s\",catch=\"%s\")",buf,term,catch);
buf[l]='\r'; buf[l+1]='\n';
- origsig=signal(SIGALRM,(RETSIGTYPE (*)(int))sigalarm);
for (offs=0,got=0;offs<bufl;offs++) {
alarm(MAXSENDTIME);
usleep((offs?chartimen:cmdtimen)*1000);
error("Error forcing output of char %d of cmd \"%s\": %m",offs,buf);
}
alarm(0);
- signal(SIGALRM,origsig);
if (got!=bufl) {
error("Wrote only %d of %d bytes of command: %m",got,bufl);
goto err;
fragl=MAX(fragl,MAX(strlen(ERROR_SUBSTR1),strlen(ERROR_SUBSTR2)));
bufl=0;
record=NULL;
+ alarm(readtimen);
for (;;) {
blocking(0);
errno=0;
if (record) record=buf+bufl;
}
}
+ alarm(0);
if (!catchdatal) {
if (!catch) return(NULL);
error("Data requested on command \"%s\" but no found after term \"%s\"",send,term);
long *ip;
const char *const msg;
} numarg[]={
+ { &maxretry,&maxretryn,"maxretry" },
+ { &readtime,&readtimen,"readtime" },
{ &chartime,&chartimen,"chartime" },
{ &cmdtime ,&cmdtimen ,"cmdtime" },
};
if (tcsetattr(devfd,TCSANOW,&tios))
error("!Unable to set initial termios device settings");
+ signal(SIGALRM,(RETSIGTYPE (*)(int))sigalarm);
do {
devcmd("",NULL,"\r\nAT\x1A");
devcmd(NULL,NULL,"\r\nAT");
smscset();
devcmd(NULL,NULL,"\r\nAT+CMGF=0");
devcmd("\n> ",NULL,"\r\nAT+CMGS=%d",(strlen(pdusmsc)+strlen(pdudata))/2);
- s=devcmd(NULL,"\n+CMGS:","!%s%s\x1A",pdusmsc,pdudata);
+ if (!(s=devcmd(NULL,"\n+CMGS:","!%s%s\x1A",pdusmsc,pdudata))) retrying();
} while (!s);
while (isspace(*s)) s++;
if (verbose>=1) error("\nMessage successfuly sent with MR: %s",s);