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| author | Florian Westphal <fw@strlen.de> | 2022-04-29 20:32:37 +0200 |
|---|---|---|
| committer | Florian Westphal <fw@strlen.de> | 2022-05-09 09:11:58 +0200 |
| commit | 806ab081dc9ae3ea313ae9e471ee1c97c7a9e2ad (patch) | |
| tree | 8faff6fffd9266616443776f019780dec663c947 /src/netlink.c | |
| parent | c224aa6bc04fec945bd941aadccdb388b3ba32e6 (diff) | |
netlink: swap byteorder for host-endian concat data
All data must be passed in network byte order, else matching
won't work respectively kernel will reject the interval because
it thinks that start is after end
This is needed to allow use of 'ppp*' in interval sets with
concatenations.
Signed-off-by: Florian Westphal <fw@strlen.de>
Diffstat (limited to 'src/netlink.c')
| -rw-r--r-- | src/netlink.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/netlink.c b/src/netlink.c index 240c937e..89d864ed 100644 --- a/src/netlink.c +++ b/src/netlink.c @@ -259,6 +259,10 @@ static int netlink_gen_concat_data_expr(int end, const struct expr *i, mpz_t v; mpz_init_bitmask(v, i->len - i->prefix_len); + + if (i->byteorder == BYTEORDER_HOST_ENDIAN) + mpz_switch_byteorder(v, i->len / BITS_PER_BYTE); + mpz_add(v, i->prefix->value, v); count = netlink_export_pad(data, v, i); mpz_clear(v); |