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/*
bptrace.c: network trace utility, using BP status reports.
*/
/* */
/* Copyright (c) 2008, California Institute of Technology. */
/* All rights reserved. */
/* Author: Scott Burleigh, Jet Propulsion Laboratory */
/* */
#define _GNU_SOURCE
#include <bpP.h>
static void setFlag(int *srrFlags, char *arg)
{
if (strcmp(arg, "rcv") == 0)
{
(*srrFlags) |= BP_RECEIVED_RPT;
}
if (strcmp(arg, "ct") == 0)
{
(*srrFlags) |= BP_CUSTODY_RPT;
}
if (strcmp(arg, "fwd") == 0)
{
(*srrFlags) |= BP_FORWARDED_RPT;
}
if (strcmp(arg, "dlv") == 0)
{
(*srrFlags) |= BP_DELIVERED_RPT;
}
if (strcmp(arg, "del") == 0)
{
(*srrFlags) |= BP_DELETED_RPT;
}
}
static void setFlags(int *srrFlags, char *flagString)
{
char *cursor = flagString;
char *comma;
while (1)
{
comma = strchr(cursor, ',');
if (comma)
{
*comma = '\0';
setFlag(srrFlags, cursor);
*comma = ',';
cursor = comma + 1;
continue;
}
setFlag(srrFlags, cursor);
return;
}
}
static int run_bptrace(char *ownEid, char *destEid, char *reportToEid,
int ttl, char *svcClass, char *trace, char *flags)
{
int priority = 0;
BpExtendedCOS extendedCOS = { 0, 0, 0 };
BpCustodySwitch custodySwitch = NoCustodyRequested;
int srrFlags = 0;
BpSAP sap;
Sdr sdr;
Object newBundle;
if (!bp_parse_class_of_service(svcClass, &extendedCOS, &custodySwitch,
&priority))
{
putErrmsg("Invalid class of service for bptrace.", svcClass);
return 0;
}
if (flags)
{
setFlags(&srrFlags, flags);
}
if (bp_attach() < 0)
{
putErrmsg("bptrace can't attach to BP.", NULL);
return 0;
}
if (bp_open(ownEid, &sap) < 0)
{
putErrmsg("bptrace can't open own endpoint.", ownEid);
return 0;
}
if (*trace == '@')
{
Object fileRef;
struct stat statbuf;
int aduLength;
Object traceZco;
char *fileName;
fileName = trace + 1;
if (stat(fileName, &statbuf) < 0)
{
bp_close(sap);
putSysErrmsg("Can't stat the file", fileName);
return 0;
}
aduLength = statbuf.st_size;
sdr = bp_get_sdr();
CHKZERO(sdr_begin_xn(sdr));
fileRef = zco_create_file_ref(sdr, fileName, NULL);
if (sdr_end_xn(sdr) < 0 || fileRef == 0)
{
bp_close(sap);
putErrmsg("bptrace can't create file ref.", fileName);
return 0;
}
traceZco = ionCreateZco(ZcoFileSource, fileRef, 0, aduLength, NULL);
if (traceZco == 0)
{
putErrmsg("bptrace can't create ZCO.", fileName);
}
else
{
if (bp_send(sap, destEid, reportToEid, ttl, priority,
custodySwitch, srrFlags, 0, &extendedCOS,
traceZco, &newBundle) <= 0)
{
putErrmsg("bptrace can't send file in bundle.",
fileName);
}
}
CHKZERO(sdr_begin_xn(sdr));
zco_destroy_file_ref(sdr, fileRef);
if (sdr_end_xn(sdr) < 0)
{
putErrmsg("bptrace can't destroy file reference.", NULL);
}
}
else
{
int msgLength = strlen(trace) + 1;
Object msg;
Object traceZco;
sdr = bp_get_sdr();
CHKZERO(sdr_begin_xn(sdr));
msg = sdr_malloc(sdr, msgLength);
if (msg)
{
sdr_write(sdr, msg, trace, msgLength);
}
if (sdr_end_xn(sdr) < 0)
{
bp_close(sap);
putErrmsg("No space for bptrace text.", NULL);
return 0;
}
traceZco = ionCreateZco(ZcoSdrSource, msg, 0, msgLength, NULL);
if (traceZco == 0)
{
putErrmsg("bptrace can't create ZCO", NULL);
}
else
{
if (bp_send(sap, destEid, reportToEid, ttl, priority,
custodySwitch, srrFlags, 0, &extendedCOS,
traceZco, &newBundle) <= 0)
{
putErrmsg("bptrace can't send message.", NULL);
}
}
}
bp_close(sap);
bp_detach();
return 0;
}
#if defined (VXWORKS) || defined (RTEMS) || defined (bionic)
int bptrace(int a1, int a2, int a3, int a4, int a5,
int a6, int a7, int a8, int a9, int a10)
{
char *ownEid = (char *) a1;
char *destEid = (char *) a2;
char *traceEid = (char *) a3;
int ttl = a4 ? strtol((char *) a4, NULL, 0) : 0;
char *classOfService = (char *) a5;
char *trace = (char *) a6;
char *flagString = (char *) a7;
if (ownEid == NULL || destEid == NULL || classOfService == NULL
|| trace == NULL)
{
PUTS("Missing argument(s) for bptrace. Ignored.");
return 0;
}
#else
int main(int argc, char **argv)
{
char *ownEid;
char *destEid;
char *traceEid;
int ttl;
char *classOfService;
char *trace;
char *flagString;
if (argc < 7)
{
PUTS("Usage: bptrace <own EID> <destination EID> <report-to \
EID> <time to live (seconds)> <class of service> '<trace text>' \
[<status report flag string>]");
PUTS("\tclass of service: " BP_PARSE_CLASS_OF_SERVICE_USAGE);
PUTS("\tStatus report flag string is a sequence of status \
report flags separated by commas, with no embedded whitespace.");
PUTS("\tEach status report flag must be one of the following: \
rcv, ct, fwd, dlv, del.");
PUTS("\tThe status reported in each bundle status report \
message will be the sum of the applicable status flags:");
PUTS("\t\t 1 = bundle received (rcv)");
PUTS("\t\t 2 = bundle custody accepted (ct)");
PUTS("\t\t 4 = bundle forwarded (fwd)");
PUTS("\t\t 8 = bundle delivered (dlv)");
PUTS("\t\t16 = bundle deleted (del)");
return 0;
}
ownEid = argv[1];
destEid = argv[2];
traceEid = argv[3];
ttl = atoi(argv[4]);
classOfService = argv[5];
trace = argv[6];
flagString = argc > 7 ? argv[7] : NULL;
#endif
return run_bptrace(ownEid, destEid, traceEid, ttl, classOfService,
trace, flagString);
}
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