static int
hfsc_parse_class_opt(struct qdisc_util *qu, int argc, char **argv,
struct nlmsghdr *n, const char *dev)
{
struct tc_service_curve rsc = {}, fsc = {}, usc = {};
int rsc_ok = 0, fsc_ok = 0, usc_ok = 0;
struct rtattr *tail;
while (argc > 0) {
if (matches(*argv, "rt") == 0) {
NEXT_ARG();
if (hfsc_get_sc(&argc, &argv, &rsc, dev) < 0) {
explain1("rt");
return -1;
}
rsc_ok = 1;
} else if (matches(*argv, "ls") == 0) {
NEXT_ARG();
if (hfsc_get_sc(&argc, &argv, &fsc, dev) < 0) {
explain1("ls");
return -1;
}
fsc_ok = 1;
} else if (matches(*argv, "sc") == 0) {
NEXT_ARG();
if (hfsc_get_sc(&argc, &argv, &rsc, dev) < 0) {
explain1("sc");
return -1;
}
memcpy(&fsc, &rsc, sizeof(fsc));
rsc_ok = 1;
fsc_ok = 1;
} else if (matches(*argv, "ul") == 0) {
NEXT_ARG();
if (hfsc_get_sc(&argc, &argv, &usc, dev) < 0) {
explain1("ul");
return -1;
}
usc_ok = 1;
} else if (matches(*argv, "help") == 0) {
explain_class();
return -1;
} else {
fprintf(stderr, "HFSC: What is \"%s\" ?\n", *argv);
explain_class();
return -1;
}
argc--, argv++;
}
if (!(rsc_ok || fsc_ok || usc_ok)) {
fprintf(stderr, "HFSC: no parameters given\n");
explain_class();
return -1;
}
if (usc_ok && !fsc_ok) {
fprintf(stderr, "HFSC: Upper-limit Service Curve without Link-Share Service Curve\n");
explain_class();
return -1;
}
tail = addattr_nest(n, 1024, TCA_OPTIONS);
if (rsc_ok)
addattr_l(n, 1024, TCA_HFSC_RSC, &rsc, sizeof(rsc));
if (fsc_ok)
addattr_l(n, 1024, TCA_HFSC_FSC, &fsc, sizeof(fsc));
if (usc_ok)
addattr_l(n, 1024, TCA_HFSC_USC, &usc, sizeof(usc));
addattr_nest_end(n, tail);
return 0;
}
static void hfsc_parse_class_argv(struct rtnl_tc *tc, int argc, char **argv)
{
struct rtnl_class *class = (struct rtnl_class *) tc;
int arg_ok = 0, ret = -EINVAL;
for (;;) {
int c, optidx = 0;
enum {
ARG_RT = 257,
ARG_LS = 258,
ARG_SC,
ARG_UL,
};
static struct option long_opts[] = {
{ "help", 0, 0, 'h' },
{ "rt", 1, 0, ARG_RT },
{ "ls", 1, 0, ARG_LS },
{ "sc", 1, 0, ARG_SC },
{ "ul", 1, 0, ARG_UL },
{ 0, 0, 0, 0 }
};
struct tc_service_curve tsc;
c = getopt_long(argc, argv, "h", long_opts, &optidx);
if (c == -1)
break;
switch (c) {
case 'h':
print_class_usage();
return;
case ARG_RT:
ret = hfsc_get_sc(optarg, &tsc);
if (ret < 0) {
nl_cli_fatal(ret, "Unable to parse sc "
"\"%s\": Invalid format.", optarg);
}
rtnl_class_hfsc_set_rsc(class, &tsc);
arg_ok++;
break;
case ARG_LS:
ret = hfsc_get_sc(optarg, &tsc);
if (ret < 0) {
nl_cli_fatal(ret, "Unable to parse sc "
"\"%s\": Invalid format.", optarg);
}
rtnl_class_hfsc_set_fsc(class, &tsc);
arg_ok++;
break;
case ARG_SC:
ret = hfsc_get_sc(optarg, &tsc);
if (ret < 0) {
nl_cli_fatal(ret, "Unable to parse sc "
"\"%s\": Invalid format.", optarg);
}
rtnl_class_hfsc_set_rsc(class, &tsc);
rtnl_class_hfsc_set_fsc(class, &tsc);
arg_ok++;
break;
case ARG_UL:
ret = hfsc_get_sc(optarg, &tsc);
if (ret < 0) {
nl_cli_fatal(ret, "Unable to parse sc "
"\"%s\": Invalid format.", optarg);
}
rtnl_class_hfsc_set_usc(class, &tsc);
arg_ok++;
break;
}
}
if (!arg_ok)
nl_cli_fatal(ret, "Invalid arguments");
}
static int
hfsc_parse_class_opt(struct qdisc_util *qu, int argc, char **argv,
struct nlmsghdr *n)
{
struct tc_service_curve rsc, fsc, usc;
int rsc_ok, fsc_ok, usc_ok;
struct rtattr *tail;
memset(&rsc, 0, sizeof(rsc));
memset(&fsc, 0, sizeof(fsc));
memset(&usc, 0, sizeof(usc));
rsc_ok = fsc_ok = usc_ok = 0;
while (argc > 0) {
if (matches(*argv, "rt") == 0) {
NEXT_ARG();
if (hfsc_get_sc(&argc, &argv, &rsc) < 0) {
explain1("rt");
return -1;
}
rsc_ok = 1;
} else if (matches(*argv, "ls") == 0) {
NEXT_ARG();
if (hfsc_get_sc(&argc, &argv, &fsc) < 0) {
explain1("ls");
return -1;
}
fsc_ok = 1;
} else if (matches(*argv, "sc") == 0) {
NEXT_ARG();
if (hfsc_get_sc(&argc, &argv, &rsc) < 0) {
explain1("sc");
return -1;
}
memcpy(&fsc, &rsc, sizeof(fsc));
rsc_ok = 1;
fsc_ok = 1;
} else if (matches(*argv, "ul") == 0) {
NEXT_ARG();
if (hfsc_get_sc(&argc, &argv, &usc) < 0) {
explain1("ul");
return -1;
}
usc_ok = 1;
} else if (matches(*argv, "help") == 0) {
explain_class();
return -1;
} else {
fprintf(stderr, "HFSC: What is \"%s\" ?\n", *argv);
explain_class();
return -1;
}
argc--, argv++;
}
if (!(rsc_ok || fsc_ok || usc_ok)) {
fprintf(stderr, "HFSC: no parameters given\n");
explain_class();
return -1;
}
if (usc_ok && !fsc_ok) {
fprintf(stderr, "HFSC: Upper-limit Service Curve without "
"Link-Share Service Curve\n");
explain_class();
return -1;
}
tail = NLMSG_TAIL(n);
addattr_l(n, 1024, TCA_OPTIONS, NULL, 0);
if (rsc_ok)
addattr_l(n, 1024, TCA_HFSC_RSC, &rsc, sizeof(rsc));
if (fsc_ok)
addattr_l(n, 1024, TCA_HFSC_FSC, &fsc, sizeof(fsc));
if (usc_ok)
addattr_l(n, 1024, TCA_HFSC_USC, &usc, sizeof(usc));
tail->rta_len = (void *) NLMSG_TAIL(n) - (void *) tail;
return 0;
}