//**********************************************************************************************************************
vector<string> ChimeraBellerophonCommand::setParameters(){
try {
CommandParameter pfasta("fasta", "InputTypes", "", "", "none","none","none",false,true); parameters.push_back(pfasta);
CommandParameter pfilter("filter", "Boolean", "", "F", "", "", "",false,false); parameters.push_back(pfilter);
CommandParameter pcorrection("filter", "Boolean", "", "T", "", "", "",false,false); parameters.push_back(pcorrection);
CommandParameter pwindow("window", "Number", "", "0", "", "", "",false,false); parameters.push_back(pwindow);
CommandParameter pincrement("increment", "Number", "", "25", "", "", "",false,false); parameters.push_back(pincrement);
CommandParameter pprocessors("processors", "Number", "", "1", "", "", "",false,false); parameters.push_back(pprocessors);
CommandParameter pinputdir("inputdir", "String", "", "", "", "", "",false,false); parameters.push_back(pinputdir);
CommandParameter poutputdir("outputdir", "String", "", "", "", "", "",false,false); parameters.push_back(poutputdir);
vector<string> myArray;
for (int i = 0; i < parameters.size(); i++) { myArray.push_back(parameters[i].name); }
return myArray;
}
catch(exception& e) {
m->errorOut(e, "ChimeraBellerophonCommand", "setParameters");
exit(1);
}
}
static void pftest (int test_num, char *filter, char *monitor, int expected)
{
int result;
packet_t pp;
text_color_set (DW_COLOR_DEBUG);
dw_printf ("test number %d\n", test_num);
pp = ax25_from_text (monitor, 1);
assert (pp != NULL);
result = pfilter (0, 0, filter, pp);
if (result != expected) {
text_color_set (DW_COLOR_ERROR);
dw_printf ("Unexpected result for test number %d\n", test_num);
error_count++;
}
ax25_delete (pp);
}
//**********************************************************************************************************************
vector<string> ChimeraPintailCommand::setParameters(){
try {
CommandParameter ptemplate("reference", "InputTypes", "", "", "none", "none", "none","",false,true,true); parameters.push_back(ptemplate);
CommandParameter pfasta("fasta", "InputTypes", "", "", "none", "none", "none","chimera-accnos",false,true,true); parameters.push_back(pfasta);
CommandParameter pconservation("conservation", "InputTypes", "", "", "none", "none", "none","",false,false); parameters.push_back(pconservation);
CommandParameter pquantile("quantile", "InputTypes", "", "", "none", "none", "none","",false,false); parameters.push_back(pquantile);
CommandParameter pfilter("filter", "Boolean", "", "F", "", "", "","",false,false); parameters.push_back(pfilter);
CommandParameter pwindow("window", "Number", "", "0", "", "", "","","",false,false); parameters.push_back(pwindow);
CommandParameter pincrement("increment", "Number", "", "25", "", "", "","",false,false); parameters.push_back(pincrement);
CommandParameter pmask("mask", "String", "", "", "", "", "","",false,false); parameters.push_back(pmask);
CommandParameter pprocessors("processors", "Number", "", "1", "", "", "","",false,false,true); parameters.push_back(pprocessors);
CommandParameter pinputdir("inputdir", "String", "", "", "", "", "","",false,false); parameters.push_back(pinputdir);
CommandParameter poutputdir("outputdir", "String", "", "", "", "", "","",false,false); parameters.push_back(poutputdir);
CommandParameter psave("save", "Boolean", "", "F", "", "", "","",false,false); parameters.push_back(psave);
vector<string> myArray;
for (int i = 0; i < parameters.size(); i++) { myArray.push_back(parameters[i].name); }
return myArray;
}
catch(exception& e) {
m->errorOut(e, "ChimeraPintailCommand", "setParameters");
exit(1);
}
}
static packet_t digipeat_match (int from_chan, packet_t pp, char *mycall_rec, char *mycall_xmit,
regex_t *alias, regex_t *wide, int to_chan, enum preempt_e preempt, char *filter_str)
{
int ssid;
int r;
char repeater[AX25_MAX_ADDR_LEN];
int err;
char err_msg[100];
/*
* First check if filtering has been configured.
*/
if (filter_str != NULL) {
if (pfilter(from_chan, to_chan, filter_str, pp) != 1) {
// TODO1.2: take out debug message
// Actually it turns out to be useful.
// Maybe add a quiet option to suppress it although no one has complained about it yet.
//#if DEBUG
text_color_set(DW_COLOR_DEBUG);
dw_printf ("Packet was rejected for digipeating from channel %d to %d by filter: %s\n", from_chan, to_chan, filter_str);
//#endif
return(NULL);
}
}
/*
* The spec says:
*
* The SSID in the Destination Address field of all packets is coded to specify
* the APRS digipeater path.
* If the Destination Address SSID is -0, the packet follows the standard AX.25
* digipeater ("VIA") path contained in the Digipeater Addresses field of the
* AX.25 frame.
* If the Destination Address SSID is non-zero, the packet follows one of 15
* generic APRS digipeater paths.
*
*
* What if this is non-zero but there is also a digipeater path?
* I will ignore this if there is an explicit path.
*
* Note that this modifies the input. But only once!
* Otherwise we don't want to modify the input because this could be called multiple times.
*/
if (ax25_get_num_repeaters(pp) == 0 && (ssid = ax25_get_ssid(pp, AX25_DESTINATION)) > 0) {
ax25_set_addr(pp, AX25_REPEATER_1, dest_ssid_path[ssid]);
ax25_set_ssid(pp, AX25_DESTINATION, 0);
/* Continue with general case, below. */
}
/*
* Find the first repeater station which doesn't have "has been repeated" set.
*
* r = index of the address position in the frame.
*/
r = ax25_get_first_not_repeated(pp);
if (r < AX25_REPEATER_1) {
return (NULL);
}
ax25_get_addr_with_ssid(pp, r, repeater);
ssid = ax25_get_ssid(pp, r);
#if DEBUG
text_color_set(DW_COLOR_DEBUG);
dw_printf ("First unused digipeater is %s, ssid=%d\n", repeater, ssid);
#endif
/*
* First check for explicit use of my call.
* In this case, we don't check the history so it would be possible
* to have a loop (of limited size) if someone constructed the digipeater paths
* correctly.
*/
if (strcmp(repeater, mycall_rec) == 0) {
packet_t result;
result = ax25_dup (pp);
assert (result != NULL);
/* If using multiple radio channels, they */
/* could have different calls. */
ax25_set_addr (result, r, mycall_xmit);
ax25_set_h (result, r);
return (result);
}
/*
* Next try to avoid retransmitting redundant information.
* Duplicates are detected by comparing only:
* - source
* - destination
* - info part
* - but none of the digipeaters
* A history is kept for some amount of time, typically 30 seconds.
* For efficiency, only a checksum, rather than the complete fields
* might be kept but the result is the same.
* Packets transmitted recently will not be transmitted again during
* the specified time period.
*
*/
if (dedupe_check(pp, to_chan)) {
//#if DEBUG
/* Might be useful if people are wondering why */
/* some are not repeated. Might also cause confusion. */
text_color_set(DW_COLOR_INFO);
dw_printf ("Digipeater: Drop redundant packet to channel %d.\n", to_chan);
//#endif
return NULL;
}
/*
* For the alias pattern, we unconditionally digipeat it once.
* i.e. Just replace it with MYCALL don't even look at the ssid.
*/
err = regexec(alias,repeater,0,NULL,0);
if (err == 0) {
packet_t result;
result = ax25_dup (pp);
assert (result != NULL);
ax25_set_addr (result, r, mycall_xmit);
ax25_set_h (result, r);
return (result);
}
else if (err != REG_NOMATCH) {
regerror(err, alias, err_msg, sizeof(err_msg));
text_color_set (DW_COLOR_ERROR);
dw_printf ("%s\n", err_msg);
}
/*
* If preemptive digipeating is enabled, try matching my call
* and aliases against all remaining unused digipeaters.
*/
if (preempt != PREEMPT_OFF) {
int r2;
for (r2 = r+1; r2 < ax25_get_num_addr(pp); r2++) {
char repeater2[AX25_MAX_ADDR_LEN];
ax25_get_addr_with_ssid(pp, r2, repeater2);
//text_color_set (DW_COLOR_DEBUG);
//dw_printf ("test match %d %s\n", r2, repeater2);
if (strcmp(repeater2, mycall_rec) == 0 ||
regexec(alias,repeater2,0,NULL,0) == 0) {
packet_t result;
result = ax25_dup (pp);
assert (result != NULL);
ax25_set_addr (result, r2, mycall_xmit);
ax25_set_h (result, r2);
switch (preempt) {
case PREEMPT_DROP: /* remove all prior */
while (r2 > AX25_REPEATER_1) {
ax25_remove_addr (result, r2-1);
r2--;
}
break;
case PREEMPT_MARK:
r2--;
while (r2 >= AX25_REPEATER_1 && ax25_get_h(result,r2) == 0) {
ax25_set_h (result, r2);
r2--;
}
break;
case PREEMPT_TRACE: /* remove prior unused */
default:
while (r2 > AX25_REPEATER_1 && ax25_get_h(result,r2-1) == 0) {
ax25_remove_addr (result, r2-1);
r2--;
}
break;
}
return (result);
}
}
}
/*
* For the wide pattern, we check the ssid and decrement it.
*/
err = regexec(wide,repeater,0,NULL,0);
if (err == 0) {
/*
* If ssid == 1, we simply replace the repeater with my call and
* mark it as being used.
*
* Otherwise, if ssid in range of 2 to 7,
* Decrement y and don't mark repeater as being used.
* Insert own call ahead of this one for tracing if we don't already have the
* maximum number of repeaters.
*/
if (ssid == 1) {
packet_t result;
result = ax25_dup (pp);
assert (result != NULL);
ax25_set_addr (result, r, mycall_xmit);
ax25_set_h (result, r);
return (result);
}
if (ssid >= 2 && ssid <= 7) {
packet_t result;
result = ax25_dup (pp);
assert (result != NULL);
ax25_set_ssid(result, r, ssid-1); // should be at least 1
if (ax25_get_num_repeaters(pp) < AX25_MAX_REPEATERS) {
ax25_insert_addr (result, r, mycall_xmit);
ax25_set_h (result, r);
}
return (result);
}
}
else if (err != REG_NOMATCH) {
regerror(err, wide, err_msg, sizeof(err_msg));
text_color_set (DW_COLOR_ERROR);
dw_printf ("%s\n", err_msg);
}
/*
* Don't repeat it if we get here.
*/
return (NULL);
}
int
main(int argc, char **argv) {
char errbuf[PCAP_ERRBUF_SIZE];
pcap_t *p = NULL;
char *fn = NULL,
*out = "out.pcap",
*filt = "ip";
int c = 0;
int f_wait = 0;
while((c = getopt(argc, argv, "no:sW")) != -1) {
switch(c) {
case 'n':
No_Write = 1;
break;
case 'o':
out = optarg;
break;
case 's':
Full_Snap_Only = 0;
break;
case 'W':
f_wait = 1;
break;
case 'h':
default:
_usage();
exit(1);
}
}
argc -= optind;
argv += optind;
if(argc < 1) {
_usage();
exit(1);
}
fn = argv[0];
if(argc > 1)
filt = copy_argv(&argv[1]);
if((p = pcap_open_offline(fn, errbuf))) {
if(No_Write || (D = pcap_dump_open(p, out))) {
pfilter(p, "%s", filt);
pcap_loop(p, -1, _arrival, (u_char*)p);
} else {
fmt_eprint("can't open output \"%s\"", out);
exit(1);
}
} else {
fmt_eprint("can't open file: %s\n", errbuf);
exit(1);
}
if(D) {
pcap_dump_close(D);
}
fmt_print("%a packets read, %a written (%.1f%%), or %.1f%% of %La total bytes\n",
Read, Written, ((double)Written/(double)Read)*100, ((double)WrittenBytes/(double)ReadBytes)*100, ReadBytes);
while(f_wait) /* debug */ ;
exit(0);
}
