map, bpf: create a separate map for configured dscp classes

[project/qosify.git] / qosify-bpf.h

diff --git a/qosify-bpf.h b/qosify-bpf.h
index ce1c4e7e40f36d47f3ab63c8d0f570ddaafbc4fa..df09077a2c2d352fc12596b9fb1da4b1b1b85ccb 100644 (file)
--- a/qosify-bpf.h
+++ b/qosify-bpf.h
@@ -5,6 +5,9 @@
 #ifndef __BPF_QOSIFY_H
 #define __BPF_QOSIFY_H
 
+#define QOSIFY_MAX_CLASS_ENTRIES       16
+#define QOSIFY_DEFAULT_CLASS_ENTRIES   2
+
 #ifndef QOSIFY_FLOW_BUCKET_SHIFT
 #define QOSIFY_FLOW_BUCKET_SHIFT       13
 #endif
@@ -15,22 +18,22 @@
 #define QOSIFY_INGRESS                 (1 << 0)
 #define QOSIFY_IP_ONLY                 (1 << 1)
 
+#define QOSIFY_DSCP_VALUE_MASK         ((1 << 6) - 1)
 #define QOSIFY_DSCP_FALLBACK_FLAG      (1 << 6)
+#define QOSIFY_DSCP_CLASS_FLAG         (1 << 7)
 
-#define QOSIFY_VAL_FLAG_PRIO_CHECK     (1 << 0)
-#define QOSIFY_VAL_FLAG_BULK_CHECK     (1 << 1)
+#define QOSIFY_CLASS_FLAG_PRESENT      (1 << 0)
 
 struct qosify_dscp_val {
        uint8_t ingress;
        uint8_t egress;
-       uint8_t flags;
-} __attribute__((packed));
+};
 
 /* global config data */
 
 struct qosify_flow_config {
-       struct qosify_dscp_val dscp_prio;
-       struct qosify_dscp_val dscp_bulk;
+       uint8_t dscp_prio;
+       uint8_t dscp_bulk;
 
        uint8_t bulk_trigger_timeout;
        uint16_t bulk_trigger_pps;
@@ -39,14 +42,20 @@ struct qosify_flow_config {
 };
 
 struct qosify_config {
-       struct qosify_dscp_val dscp_icmp;
-
-       struct qosify_flow_config flow;
+       uint8_t dscp_icmp;
 };
 
 struct qosify_ip_map_val {
-       struct qosify_dscp_val dscp; /* must be first */
+       uint8_t dscp; /* must be first */
        uint8_t seen;
 };
 
+struct qosify_class {
+       struct qosify_flow_config config;
+
+       struct qosify_dscp_val val;
+
+       uint8_t flags;
+};
+
 #endif