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author | Patrick McHardy <kaber@trash.net> | 2006-01-09 07:22:14 +0100 |
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committer | David S. Miller <davem@sunset.davemloft.net> | 2006-01-09 23:16:14 +0100 |
commit | 4bba3925924148c24fb0c7636a04ad69a6a56b84 (patch) | |
tree | 9f8af6ab6509dd1bf3dcb7232a4e6fdc8cbf8629 /net/sched/act_simple.c | |
parent | [PKT_SCHED]: Fix memory leak when dumping in pedit action (diff) | |
download | linux-4bba3925924148c24fb0c7636a04ad69a6a56b84.tar.xz linux-4bba3925924148c24fb0c7636a04ad69a6a56b84.zip |
[PKT_SCHED]: Prefix tc actions with act_
Clean up the net/sched directory a bit by prefix all actions with act_.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/act_simple.c')
-rw-r--r-- | net/sched/act_simple.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/net/sched/act_simple.c b/net/sched/act_simple.c new file mode 100644 index 000000000000..e5f2e1f431e2 --- /dev/null +++ b/net/sched/act_simple.c @@ -0,0 +1,92 @@ +/* + * net/sched/simp.c Simple example of an action + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + * + * Authors: Jamal Hadi Salim (2005) + * + */ + +#include <linux/config.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/netdevice.h> +#include <linux/skbuff.h> +#include <linux/rtnetlink.h> +#include <net/pkt_sched.h> + +#define TCA_ACT_SIMP 22 + +/* XXX: Hide all these common elements under some macro + * probably +*/ +#include <linux/tc_act/tc_defact.h> +#include <net/tc_act/tc_defact.h> + +/* use generic hash table with 8 buckets */ +#define MY_TAB_SIZE 8 +#define MY_TAB_MASK (MY_TAB_SIZE - 1) +static u32 idx_gen; +static struct tcf_defact *tcf_simp_ht[MY_TAB_SIZE]; +static DEFINE_RWLOCK(simp_lock); + +/* override the defaults */ +#define tcf_st tcf_defact +#define tc_st tc_defact +#define tcf_t_lock simp_lock +#define tcf_ht tcf_simp_ht + +#define CONFIG_NET_ACT_INIT 1 +#include <net/pkt_act.h> +#include <net/act_generic.h> + +static int tcf_simp(struct sk_buff *skb, struct tc_action *a, struct tcf_result *res) +{ + struct tcf_defact *p = PRIV(a, defact); + + spin_lock(&p->lock); + p->tm.lastuse = jiffies; + p->bstats.bytes += skb->len; + p->bstats.packets++; + + /* print policy string followed by _ then packet count + * Example if this was the 3rd packet and the string was "hello" + * then it would look like "hello_3" (without quotes) + **/ + printk("simple: %s_%d\n", (char *)p->defdata, p->bstats.packets); + spin_unlock(&p->lock); + return p->action; +} + +static struct tc_action_ops act_simp_ops = { + .kind = "simple", + .type = TCA_ACT_SIMP, + .capab = TCA_CAP_NONE, + .owner = THIS_MODULE, + .act = tcf_simp, + tca_use_default_ops +}; + +MODULE_AUTHOR("Jamal Hadi Salim(2005)"); +MODULE_DESCRIPTION("Simple example action"); +MODULE_LICENSE("GPL"); + +static int __init simp_init_module(void) +{ + int ret = tcf_register_action(&act_simp_ops); + if (!ret) + printk("Simple TC action Loaded\n"); + return ret; +} + +static void __exit simp_cleanup_module(void) +{ + tcf_unregister_action(&act_simp_ops); +} + +module_init(simp_init_module); +module_exit(simp_cleanup_module); |