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authorArturo Borrero <arturo.borrero.glez@gmail.com>2013-06-15 03:16:03 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2013-06-17 21:21:37 +0200
commit384a1bfbad801e87a6c7a6dbf1ccae0f94c1a7aa (patch)
tree0ec84ae22e9b1b41ac76d9e13c245d8919c5756e /src
parentd9288a5f65fdeeaf1a959a2f842259f595847534 (diff)
nat: xml: fix wrong offset in snprintf
This patch fixes the buffer offset of the nat snprintf function so elements are properly printed. Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src')
-rw-r--r--src/expr/nat.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/src/expr/nat.c b/src/expr/nat.c
index 1230d8e..6ccdd13 100644
--- a/src/expr/nat.c
+++ b/src/expr/nat.c
@@ -348,19 +348,21 @@ nft_rule_expr_nat_snprintf_xml(char *buf, size_t size,
break;
}
- ret = snprintf(buf, len, "<family>%s</family>",
+ ret = snprintf(buf+offset, len, "<family>%s</family>",
nat->family == AF_INET ? "AF_INET" : "AF_INET6");
SNPRINTF_BUFFER_SIZE(ret, size, len, offset);
if (e->flags & (1 << NFT_EXPR_NAT_REG_ADDR_MIN)) {
- ret = snprintf(buf, len, "<sreg_addr_min_v4>%u</sreg_addr_min_v4>"
- " <sreg_addr_max_v4>%u</sreg_addr_max_v4> ",
+ ret = snprintf(buf+offset, len,
+ "<sreg_addr_min_v4>%u</sreg_addr_min_v4>"
+ "<sreg_addr_max_v4>%u</sreg_addr_max_v4>",
nat->sreg_addr_min, nat->sreg_addr_max);
SNPRINTF_BUFFER_SIZE(ret, size, len, offset);
}
if (e->flags & (1 << NFT_EXPR_NAT_REG_PROTO_MIN)) {
- ret = snprintf(buf, len, "<sreg_proto_min>%u</sreg_proto_min>"
+ ret = snprintf(buf+offset, len,
+ "<sreg_proto_min>%u</sreg_proto_min>"
"<sreg_proto_max>%u</sreg_proto_max>",
nat->sreg_proto_min, nat->sreg_proto_max);
SNPRINTF_BUFFER_SIZE(ret, size, len, offset);