lwtunnel: style cleanup

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
This commit is contained in:
Stephen Hemminger 2016-12-12 15:37:00 -08:00
parent b15f440e78
commit b723368caa
1 changed files with 36 additions and 18 deletions

View File

@ -83,7 +83,7 @@ static void print_encap_mpls(FILE *fp, struct rtattr *encap)
if (tb[MPLS_IPTUNNEL_DST]) if (tb[MPLS_IPTUNNEL_DST])
fprintf(fp, " %s ", fprintf(fp, " %s ",
format_host_rta(AF_MPLS, tb[MPLS_IPTUNNEL_DST])); format_host_rta(AF_MPLS, tb[MPLS_IPTUNNEL_DST]));
} }
static void print_encap_ip(FILE *fp, struct rtattr *encap) static void print_encap_ip(FILE *fp, struct rtattr *encap)
@ -93,7 +93,8 @@ static void print_encap_ip(FILE *fp, struct rtattr *encap)
parse_rtattr_nested(tb, LWTUNNEL_IP_MAX, encap); parse_rtattr_nested(tb, LWTUNNEL_IP_MAX, encap);
if (tb[LWTUNNEL_IP_ID]) if (tb[LWTUNNEL_IP_ID])
fprintf(fp, "id %llu ", ntohll(rta_getattr_u64(tb[LWTUNNEL_IP_ID]))); fprintf(fp, "id %llu ",
ntohll(rta_getattr_u64(tb[LWTUNNEL_IP_ID])));
if (tb[LWTUNNEL_IP_SRC]) if (tb[LWTUNNEL_IP_SRC])
fprintf(fp, "src %s ", fprintf(fp, "src %s ",
@ -162,7 +163,8 @@ static void print_encap_ip6(FILE *fp, struct rtattr *encap)
parse_rtattr_nested(tb, LWTUNNEL_IP6_MAX, encap); parse_rtattr_nested(tb, LWTUNNEL_IP6_MAX, encap);
if (tb[LWTUNNEL_IP6_ID]) if (tb[LWTUNNEL_IP6_ID])
fprintf(fp, "id %llu ", ntohll(rta_getattr_u64(tb[LWTUNNEL_IP6_ID]))); fprintf(fp, "id %llu ",
ntohll(rta_getattr_u64(tb[LWTUNNEL_IP6_ID])));
if (tb[LWTUNNEL_IP6_SRC]) if (tb[LWTUNNEL_IP6_SRC])
fprintf(fp, "src %s ", fprintf(fp, "src %s ",
@ -173,7 +175,8 @@ static void print_encap_ip6(FILE *fp, struct rtattr *encap)
rt_addr_n2a_rta(AF_INET6, tb[LWTUNNEL_IP6_DST])); rt_addr_n2a_rta(AF_INET6, tb[LWTUNNEL_IP6_DST]));
if (tb[LWTUNNEL_IP6_HOPLIMIT]) if (tb[LWTUNNEL_IP6_HOPLIMIT])
fprintf(fp, "hoplimit %d ", rta_getattr_u8(tb[LWTUNNEL_IP6_HOPLIMIT])); fprintf(fp, "hoplimit %d ",
rta_getattr_u8(tb[LWTUNNEL_IP6_HOPLIMIT]));
if (tb[LWTUNNEL_IP6_TC]) if (tb[LWTUNNEL_IP6_TC])
fprintf(fp, "tc %d ", rta_getattr_u8(tb[LWTUNNEL_IP6_TC])); fprintf(fp, "tc %d ", rta_getattr_u8(tb[LWTUNNEL_IP6_TC]));
@ -238,14 +241,17 @@ void lwt_print_encap(FILE *fp, struct rtattr *encap_type,
} }
} }
static int parse_encap_mpls(struct rtattr *rta, size_t len, int *argcp, char ***argvp) static int parse_encap_mpls(struct rtattr *rta, size_t len,
int *argcp, char ***argvp)
{ {
inet_prefix addr; inet_prefix addr;
int argc = *argcp; int argc = *argcp;
char **argv = *argvp; char **argv = *argvp;
if (get_addr(&addr, *argv, AF_MPLS)) { if (get_addr(&addr, *argv, AF_MPLS)) {
fprintf(stderr, "Error: an inet address is expected rather than \"%s\".\n", *argv); fprintf(stderr,
"Error: an inet address is expected rather than \"%s\".\n",
*argv);
exit(1); exit(1);
} }
@ -258,7 +264,8 @@ static int parse_encap_mpls(struct rtattr *rta, size_t len, int *argcp, char ***
return 0; return 0;
} }
static int parse_encap_ip(struct rtattr *rta, size_t len, int *argcp, char ***argvp) static int parse_encap_ip(struct rtattr *rta, size_t len,
int *argcp, char ***argvp)
{ {
int id_ok = 0, dst_ok = 0, tos_ok = 0, ttl_ok = 0; int id_ok = 0, dst_ok = 0, tos_ok = 0, ttl_ok = 0;
char **argv = *argvp; char **argv = *argvp;
@ -281,7 +288,8 @@ static int parse_encap_ip(struct rtattr *rta, size_t len, int *argcp, char ***ar
if (dst_ok++) if (dst_ok++)
duparg2("dst", *argv); duparg2("dst", *argv);
get_addr(&addr, *argv, AF_INET); get_addr(&addr, *argv, AF_INET);
rta_addattr_l(rta, len, LWTUNNEL_IP_DST, &addr.data, addr.bytelen); rta_addattr_l(rta, len, LWTUNNEL_IP_DST,
&addr.data, addr.bytelen);
} else if (strcmp(*argv, "tos") == 0) { } else if (strcmp(*argv, "tos") == 0) {
__u32 tos; __u32 tos;
@ -308,7 +316,8 @@ static int parse_encap_ip(struct rtattr *rta, size_t len, int *argcp, char ***ar
/* argv is currently the first unparsed argument, /* argv is currently the first unparsed argument,
* but the lwt_parse_encap() caller will move to the next, * but the lwt_parse_encap() caller will move to the next,
* so step back */ * so step back
*/
*argcp = argc + 1; *argcp = argc + 1;
*argvp = argv - 1; *argvp = argv - 1;
@ -339,7 +348,8 @@ static int parse_encap_ila(struct rtattr *rta, size_t len,
csum_mode = ila_csum_name2mode(*argv); csum_mode = ila_csum_name2mode(*argv);
if (csum_mode < 0) if (csum_mode < 0)
invarg("\"csum-mode\" value is invalid\n", *argv); invarg("\"csum-mode\" value is invalid\n",
*argv);
rta_addattr8(rta, 1024, ILA_ATTR_CSUM_MODE, csum_mode); rta_addattr8(rta, 1024, ILA_ATTR_CSUM_MODE, csum_mode);
@ -359,7 +369,8 @@ static int parse_encap_ila(struct rtattr *rta, size_t len,
return 0; return 0;
} }
static int parse_encap_ip6(struct rtattr *rta, size_t len, int *argcp, char ***argvp) static int parse_encap_ip6(struct rtattr *rta, size_t len,
int *argcp, char ***argvp)
{ {
int id_ok = 0, dst_ok = 0, tos_ok = 0, ttl_ok = 0; int id_ok = 0, dst_ok = 0, tos_ok = 0, ttl_ok = 0;
char **argv = *argvp; char **argv = *argvp;
@ -382,7 +393,8 @@ static int parse_encap_ip6(struct rtattr *rta, size_t len, int *argcp, char ***a
if (dst_ok++) if (dst_ok++)
duparg2("dst", *argv); duparg2("dst", *argv);
get_addr(&addr, *argv, AF_INET6); get_addr(&addr, *argv, AF_INET6);
rta_addattr_l(rta, len, LWTUNNEL_IP6_DST, &addr.data, addr.bytelen); rta_addattr_l(rta, len, LWTUNNEL_IP6_DST,
&addr.data, addr.bytelen);
} else if (strcmp(*argv, "tc") == 0) { } else if (strcmp(*argv, "tc") == 0) {
__u32 tc; __u32 tc;
@ -399,7 +411,8 @@ static int parse_encap_ip6(struct rtattr *rta, size_t len, int *argcp, char ***a
if (ttl_ok++) if (ttl_ok++)
duparg2("hoplimit", *argv); duparg2("hoplimit", *argv);
if (get_u8(&hoplimit, *argv, 0)) if (get_u8(&hoplimit, *argv, 0))
invarg("\"hoplimit\" value is invalid\n", *argv); invarg("\"hoplimit\" value is invalid\n",
*argv);
rta_addattr8(rta, len, LWTUNNEL_IP6_HOPLIMIT, hoplimit); rta_addattr8(rta, len, LWTUNNEL_IP6_HOPLIMIT, hoplimit);
} else { } else {
break; break;
@ -409,7 +422,8 @@ static int parse_encap_ip6(struct rtattr *rta, size_t len, int *argcp, char ***a
/* argv is currently the first unparsed argument, /* argv is currently the first unparsed argument,
* but the lwt_parse_encap() caller will move to the next, * but the lwt_parse_encap() caller will move to the next,
* so step back */ * so step back
*/
*argcp = argc + 1; *argcp = argc + 1;
*argvp = argv - 1; *argvp = argv - 1;
@ -434,7 +448,8 @@ static const struct bpf_cfg_ops bpf_cb_ops = {
.ebpf_cb = bpf_lwt_cb, .ebpf_cb = bpf_lwt_cb,
}; };
static int lwt_parse_bpf(struct rtattr *rta, size_t len, int *argcp, char ***argvp, static int lwt_parse_bpf(struct rtattr *rta, size_t len,
int *argcp, char ***argvp,
int attr, const enum bpf_prog_type bpf_type) int attr, const enum bpf_prog_type bpf_type)
{ {
struct bpf_cfg_in cfg = { struct bpf_cfg_in cfg = {
@ -451,7 +466,8 @@ static int lwt_parse_bpf(struct rtattr *rta, size_t len, int *argcp, char ***arg
nest = rta_nest(rta, len, attr); nest = rta_nest(rta, len, attr);
err = bpf_parse_common(bpf_type, &cfg, &bpf_cb_ops, &x); err = bpf_parse_common(bpf_type, &cfg, &bpf_cb_ops, &x);
if (err < 0) { if (err < 0) {
fprintf(stderr, "Failed to parse eBPF program: %s\n", strerror(err)); fprintf(stderr, "Failed to parse eBPF program: %s\n",
strerror(err));
return -1; return -1;
} }
rta_nest_end(rta, nest); rta_nest_end(rta, nest);
@ -512,7 +528,8 @@ static int parse_encap_bpf(struct rtattr *rta, size_t len, int *argcp,
/* argv is currently the first unparsed argument, /* argv is currently the first unparsed argument,
* but the lwt_parse_encap() caller will move to the next, * but the lwt_parse_encap() caller will move to the next,
* so step back */ * so step back
*/
*argcp = argc + 1; *argcp = argc + 1;
*argvp = argv - 1; *argvp = argv - 1;
@ -533,7 +550,8 @@ int lwt_parse_encap(struct rtattr *rta, size_t len, int *argcp, char ***argvp)
NEXT_ARG(); NEXT_ARG();
if (argc <= 1) { if (argc <= 1) {
fprintf(stderr, "Error: unexpected end of line after \"encap\"\n"); fprintf(stderr,
"Error: unexpected end of line after \"encap\"\n");
exit(-1); exit(-1);
} }