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encapsulate debug printing of rules. keeps stack layout the same between debug & non-debug builds.

This commit is contained in:
Paul Chambers 2019-10-04 23:52:04 -07:00 committed by Thomas Bernard
parent a87011f933
commit 35fa178ec8
1 changed files with 18 additions and 28 deletions
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46
miniupnpd/netfilter_nft/nftnlrdr_misc.c
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@ -258,7 +258,21 @@ print_rule(rule_t *r)
default:
printf("nftables: unknown type: %d\n", r->type);
}
}
#else
void
print_rule(rule_t *r)
{
char buf[8192];
nftnl_rule_snprintf(buf, sizeof(buf), r, NFTNL_OUTPUT_DEFAULT, 0);
fprintf(stdout, "%s\n", buf);
}
#endif
#define debug_rule(rule) do { print_rule(rule); } while (0)
#else
#define debug_rule(rule)
#endif
static enum rule_reg_type *
@ -935,9 +949,6 @@ rule_set_snat(uint8_t family, uint8_t proto,
{
struct nftnl_rule *r = NULL;
uint16_t dport, sport;
#ifdef DEBUG
char buf[8192];
#endif
UNUSED(handle);
r = nftnl_rule_alloc();
@ -999,10 +1010,7 @@ rule_set_snat(uint8_t family, uint8_t proto,
expr_add_nat(r, NFT_NAT_SNAT, family, ehost, htons(eport), 0);
#ifdef DEBUG
nftnl_rule_snprintf(buf, sizeof(buf), r, NFTNL_OUTPUT_DEFAULT, 0);
fprintf(stdout, "%s\n", buf);
#endif
debug_rule(r);
return r;
}
@ -1018,9 +1026,6 @@ rule_set_dnat(uint8_t family, const char * ifname, uint8_t proto,
uint16_t dport;
uint64_t handle_num;
uint32_t if_idx;
#ifdef DEBUG
char buf[8192];
#endif
UNUSED(handle);
@ -1077,10 +1082,7 @@ rule_set_dnat(uint8_t family, const char * ifname, uint8_t proto,
expr_add_nat(r, NFT_NAT_DNAT, family, ihost, htons(iport), 0);
#ifdef DEBUG
nftnl_rule_snprintf(buf, sizeof(buf), r, NFTNL_OUTPUT_DEFAULT, 0);
fprintf(stdout, "%s\n", buf);
#endif
debug_rule(r);
return r;
}
@ -1092,9 +1094,6 @@ rule_set_filter(uint8_t family, const char * ifname, uint8_t proto,
unsigned short rport, const char *descr, const char *handle)
{
struct nftnl_rule *r = NULL;
#ifdef DEBUG
char buf[8192];
#endif
UNUSED(eport);
r = nftnl_rule_alloc();
@ -1125,10 +1124,7 @@ rule_set_filter(uint8_t family, const char * ifname, uint8_t proto,
expr_set_reg_verdict(r, NF_ACCEPT);
#ifdef DEBUG
nftnl_rule_snprintf(buf, sizeof(buf), r, NFTNL_OUTPUT_DEFAULT, 0);
fprintf(stdout, "%s\n", buf);
#endif
debug_rule(r);
return r;
}
@ -1140,9 +1136,6 @@ rule_set_filter6(uint8_t family, const char * ifname, uint8_t proto,
unsigned short rport, const char *descr, const char *handle)
{
struct nftnl_rule *r = NULL;
#ifdef DEBUG
char buf[8192];
#endif
UNUSED(eport);
r = nftnl_rule_alloc();
@ -1172,10 +1165,7 @@ rule_set_filter6(uint8_t family, const char * ifname, uint8_t proto,
expr_set_reg_verdict(r, NF_ACCEPT);
#ifdef DEBUG
nftnl_rule_snprintf(buf, sizeof(buf), r, NFTNL_OUTPUT_DEFAULT, 0);
fprintf(stdout, "%s\n", buf);
#endif
debug_rule(r);
return r;
}