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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /include/net/tc_act/tc_pedit.h
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/net/tc_act/tc_pedit.h')
-rw-r--r--include/net/tc_act/tc_pedit.h119
1 files changed, 119 insertions, 0 deletions
diff --git a/include/net/tc_act/tc_pedit.h b/include/net/tc_act/tc_pedit.h
new file mode 100644
index 000000000..83fe39931
--- /dev/null
+++ b/include/net/tc_act/tc_pedit.h
@@ -0,0 +1,119 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __NET_TC_PED_H
+#define __NET_TC_PED_H
+
+#include <net/act_api.h>
+#include <linux/tc_act/tc_pedit.h>
+#include <linux/types.h>
+
+struct tcf_pedit_key_ex {
+ enum pedit_header_type htype;
+ enum pedit_cmd cmd;
+};
+
+struct tcf_pedit_parms {
+ struct tc_pedit_key *tcfp_keys;
+ struct tcf_pedit_key_ex *tcfp_keys_ex;
+ u32 tcfp_off_max_hint;
+ unsigned char tcfp_nkeys;
+ unsigned char tcfp_flags;
+ struct rcu_head rcu;
+};
+
+struct tcf_pedit {
+ struct tc_action common;
+ struct tcf_pedit_parms __rcu *parms;
+};
+
+#define to_pedit(a) ((struct tcf_pedit *)a)
+#define to_pedit_parms(a) (rcu_dereference(to_pedit(a)->parms))
+
+static inline bool is_tcf_pedit(const struct tc_action *a)
+{
+#ifdef CONFIG_NET_CLS_ACT
+ if (a->ops && a->ops->id == TCA_ID_PEDIT)
+ return true;
+#endif
+ return false;
+}
+
+static inline int tcf_pedit_nkeys(const struct tc_action *a)
+{
+ struct tcf_pedit_parms *parms;
+ int nkeys;
+
+ rcu_read_lock();
+ parms = to_pedit_parms(a);
+ nkeys = parms->tcfp_nkeys;
+ rcu_read_unlock();
+
+ return nkeys;
+}
+
+static inline u32 tcf_pedit_htype(const struct tc_action *a, int index)
+{
+ u32 htype = TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK;
+ struct tcf_pedit_parms *parms;
+
+ rcu_read_lock();
+ parms = to_pedit_parms(a);
+ if (parms->tcfp_keys_ex)
+ htype = parms->tcfp_keys_ex[index].htype;
+ rcu_read_unlock();
+
+ return htype;
+}
+
+static inline u32 tcf_pedit_cmd(const struct tc_action *a, int index)
+{
+ struct tcf_pedit_parms *parms;
+ u32 cmd = __PEDIT_CMD_MAX;
+
+ rcu_read_lock();
+ parms = to_pedit_parms(a);
+ if (parms->tcfp_keys_ex)
+ cmd = parms->tcfp_keys_ex[index].cmd;
+ rcu_read_unlock();
+
+ return cmd;
+}
+
+static inline u32 tcf_pedit_mask(const struct tc_action *a, int index)
+{
+ struct tcf_pedit_parms *parms;
+ u32 mask;
+
+ rcu_read_lock();
+ parms = to_pedit_parms(a);
+ mask = parms->tcfp_keys[index].mask;
+ rcu_read_unlock();
+
+ return mask;
+}
+
+static inline u32 tcf_pedit_val(const struct tc_action *a, int index)
+{
+ struct tcf_pedit_parms *parms;
+ u32 val;
+
+ rcu_read_lock();
+ parms = to_pedit_parms(a);
+ val = parms->tcfp_keys[index].val;
+ rcu_read_unlock();
+
+ return val;
+}
+
+static inline u32 tcf_pedit_offset(const struct tc_action *a, int index)
+{
+ struct tcf_pedit_parms *parms;
+ u32 off;
+
+ rcu_read_lock();
+ parms = to_pedit_parms(a);
+ off = parms->tcfp_keys[index].off;
+ rcu_read_unlock();
+
+ return off;
+}
+#endif /* __NET_TC_PED_H */