diff options
author | Pablo Neira Ayuso <pablo@netfilter.org> | 2015-09-29 18:21:54 +0200 |
---|---|---|
committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2015-09-30 17:32:10 +0200 |
commit | b870b949470af0b1b578590b38efdd80048b539e (patch) | |
tree | 21fbd7c71aa63e3a95b0d4be80d56664b17b2cb7 /src/statement.c | |
parent | de2ebd0e1d43361ecd879170b40bac76a503aa65 (diff) |
src: add dup statement support
This allows you to clone packets to destination address, eg.
... dup to 172.20.0.2
... dup to 172.20.0.2 device eth1
... dup to ip saddr map { 192.168.0.2 : 172.20.0.2, ... } device eth1
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/statement.c')
-rw-r--r-- | src/statement.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/statement.c b/src/statement.c index d620d1ba..2d1a3e6b 100644 --- a/src/statement.c +++ b/src/statement.c @@ -455,3 +455,35 @@ struct stmt *set_stmt_alloc(const struct location *loc) { return stmt_alloc(loc, &set_stmt_ops); } + +static void dup_stmt_print(const struct stmt *stmt) +{ + printf("dup"); + if (stmt->dup.to != NULL) { + printf(" to "); + expr_print(stmt->dup.to); + + if (stmt->dup.dev != NULL) { + printf(" device "); + expr_print(stmt->dup.dev); + } + } +} + +static void dup_stmt_destroy(struct stmt *stmt) +{ + expr_free(stmt->dup.to); + expr_free(stmt->dup.dev); +} + +static const struct stmt_ops dup_stmt_ops = { + .type = STMT_DUP, + .name = "dup", + .print = dup_stmt_print, + .destroy = dup_stmt_destroy, +}; + +struct stmt *dup_stmt_alloc(const struct location *loc) +{ + return stmt_alloc(loc, &dup_stmt_ops); +} |