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authorLaura Garcia Liebana <nevola@gmail.com>2016-09-13 13:50:41 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2016-09-22 16:37:16 +0200
commit7898b0fb2018ecec894e8bf6cf1c1102a7b4c9ee (patch)
tree67ab1026b0bb776bacf0c38dfdefdc1401c05431 /tests
parent5877cc62d9bd1c7183992a2d05dd82d17ed12097 (diff)
expr: numgen: add number generation offset
Add support to pass through an offset value to the counter initialization. With this feature, the sysadmin is able to apply a value to be added to the generated number. Example: meta mark set numgen inc mod 2 offset 100 This will generate marks with series 100, 101, 100, 101, ... Suggested-by: Pablo Neira Ayuso <pablo@netfilter.org> Signed-off-by: Laura Garcia Liebana <nevola@gmail.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'tests')
-rw-r--r--tests/nft-expr_numgen-test.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/tests/nft-expr_numgen-test.c b/tests/nft-expr_numgen-test.c
index 7092c8d..0d0a3bb 100644
--- a/tests/nft-expr_numgen-test.c
+++ b/tests/nft-expr_numgen-test.c
@@ -39,6 +39,9 @@ static void cmp_nftnl_expr(struct nftnl_expr *rule_a,
if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NG_TYPE) !=
nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NG_TYPE))
print_err("Expr NFTNL_EXPR_NG_TYPE mismatches");
+ if (nftnl_expr_get_u32(rule_a, NFTNL_EXPR_NG_OFFSET) !=
+ nftnl_expr_get_u32(rule_b, NFTNL_EXPR_NG_OFFSET))
+ print_err("Expr NFTNL_EXPR_NG_OFFSET mismatches");
}
int main(int argc, char *argv[])
@@ -61,6 +64,7 @@ int main(int argc, char *argv[])
nftnl_expr_set_u32(ex, NFTNL_EXPR_NG_DREG, 0x1234568);
nftnl_expr_set_u32(ex, NFTNL_EXPR_NG_MODULUS, 0x78123456);
nftnl_expr_set_u32(ex, NFTNL_EXPR_NG_TYPE, NFT_NG_INCREMENTAL);
+ nftnl_expr_set_u32(ex, NFTNL_EXPR_NG_OFFSET, 0x1000000);
nftnl_rule_add_expr(a, ex);