[dpdk-dev] [PATCH 2/4] pipeline: added bulk add/delete functions for table
Maciej Gajdzica
maciejx.t.gajdzica at intel.com
Fri Sep 11 11:22:30 CEST 2015
Added functions for adding/deleting multiple records to table owned by
pipeline.
Signed-off-by: Maciej Gajdzica <maciejx.t.gajdzica at intel.com>
---
lib/librte_pipeline/rte_pipeline.c | 106 ++++++++++++++++++++++++++++++++++++
lib/librte_pipeline/rte_pipeline.h | 62 +++++++++++++++++++++
2 files changed, 168 insertions(+)
diff --git a/lib/librte_pipeline/rte_pipeline.c b/lib/librte_pipeline/rte_pipeline.c
index bd700d2..56022f4 100644
--- a/lib/librte_pipeline/rte_pipeline.c
+++ b/lib/librte_pipeline/rte_pipeline.c
@@ -587,6 +587,112 @@ rte_pipeline_table_entry_delete(struct rte_pipeline *p,
return (table->ops.f_delete)(table->h_table, key, key_found, entry);
}
+int rte_pipeline_table_entry_add_bulk(struct rte_pipeline *p,
+ uint32_t table_id,
+ void **keys,
+ struct rte_pipeline_table_entry **entries,
+ uint32_t n_keys,
+ int *key_found,
+ struct rte_pipeline_table_entry **entries_ptr)
+{
+ struct rte_table *table;
+ uint32_t i;
+
+ /* Check input arguments */
+ if (p == NULL) {
+ RTE_LOG(ERR, PIPELINE, "%s: pipeline parameter is NULL\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ if (keys == NULL) {
+ RTE_LOG(ERR, PIPELINE, "%s: keys parameter is NULL\n", __func__);
+ return -EINVAL;
+ }
+
+ if (entries == NULL) {
+ RTE_LOG(ERR, PIPELINE, "%s: entries parameter is NULL\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ if (table_id >= p->num_tables) {
+ RTE_LOG(ERR, PIPELINE,
+ "%s: table_id %d out of range\n", __func__, table_id);
+ return -EINVAL;
+ }
+
+ table = &p->tables[table_id];
+
+ if (table->ops.f_add_bulk == NULL) {
+ RTE_LOG(ERR, PIPELINE, "%s: f_add_bulk function pointer NULL\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ for (i = 0; i < n_keys; i++) {
+ if ((entries[i]->action == RTE_PIPELINE_ACTION_TABLE) &&
+ table->table_next_id_valid &&
+ (entries[i]->table_id != table->table_next_id)) {
+ RTE_LOG(ERR, PIPELINE,
+ "%s: Tree-like topologies not allowed\n", __func__);
+ return -EINVAL;
+ }
+ }
+
+ /* Add entry */
+ for (i = 0; i < n_keys; i++) {
+ if ((entries[i]->action == RTE_PIPELINE_ACTION_TABLE) &&
+ (table->table_next_id_valid == 0)) {
+ table->table_next_id = entries[i]->table_id;
+ table->table_next_id_valid = 1;
+ }
+ }
+
+ return (table->ops.f_add_bulk)(table->h_table, keys, (void **) entries,
+ n_keys, key_found, (void **) entries_ptr);
+}
+
+int rte_pipeline_table_entry_delete_bulk(struct rte_pipeline *p,
+ uint32_t table_id,
+ void **keys,
+ uint32_t n_keys,
+ int *key_found,
+ struct rte_pipeline_table_entry **entries)
+{
+ struct rte_table *table;
+
+ /* Check input arguments */
+ if (p == NULL) {
+ RTE_LOG(ERR, PIPELINE, "%s: pipeline parameter NULL\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ if (keys == NULL) {
+ RTE_LOG(ERR, PIPELINE, "%s: key parameter is NULL\n",
+ __func__);
+ return -EINVAL;
+ }
+
+ if (table_id >= p->num_tables) {
+ RTE_LOG(ERR, PIPELINE,
+ "%s: table_id %d out of range\n", __func__, table_id);
+ return -EINVAL;
+ }
+
+ table = &p->tables[table_id];
+
+ if (table->ops.f_delete_bulk == NULL) {
+ RTE_LOG(ERR, PIPELINE,
+ "%s: f_delete function pointer NULL\n", __func__);
+ return -EINVAL;
+ }
+
+ return (table->ops.f_delete_bulk)(table->h_table, keys, n_keys, key_found,
+ (void **) entries);
+}
+
/*
* Port
*
diff --git a/lib/librte_pipeline/rte_pipeline.h b/lib/librte_pipeline/rte_pipeline.h
index 59e0710..ef4622f 100644
--- a/lib/librte_pipeline/rte_pipeline.h
+++ b/lib/librte_pipeline/rte_pipeline.h
@@ -466,6 +466,68 @@ int rte_pipeline_table_entry_delete(struct rte_pipeline *p,
struct rte_pipeline_table_entry *entry);
/**
+ * Pipeline table entry add bulk
+ *
+ * @param p
+ * Handle to pipeline instance
+ * @param table_id
+ * Table ID (returned by previous invocation of pipeline table create)
+ * @param keys
+ * Array containing table entry keys
+ * @param entries
+ * Array containung new contents for every table entry identified by key
+ * @param n_keys
+ * Number of keys to add
+ * @param key_found
+ * On successful invocation, key_found for every item in the array is set to
+ * TRUE (value different than 0) if key was already present in the table
+ * before the add operation and to FALSE (value 0) if not
+ * @param entries_ptr
+ * On successful invocation, array *entries_ptr stores pointer to every table
+ * entry associated with key. This can be used for further read-write accesses
+ * to this table entry and is valid until the key is deleted from the table or
+ * re-added (usually for associating different actions and/or action meta-data
+ * to the current key)
+ * @return
+ * 0 on success, error code otherwise
+ */
+int rte_pipeline_table_entry_add_bulk(struct rte_pipeline *p,
+ uint32_t table_id,
+ void **keys,
+ struct rte_pipeline_table_entry **entries,
+ uint32_t n_keys,
+ int *key_found,
+ struct rte_pipeline_table_entry **entries_ptr);
+
+/**
+ * Pipeline table entry delete bulk
+ *
+ * @param p
+ * Handle to pipeline instance
+ * @param table_id
+ * Table ID (returned by previous invocation of pipeline table create)
+ * @param keys
+ * Array containing table entry keys
+ * @param key_found
+ * On successful invocation, key_found for every item in the array is set to
+ * TRUE (value different than 0) if key was found in the table before the
+ * delete operation and to FALSE (value 0) if not
+ * @param entries
+ * If entries pointer is NULL, this pointer is ignored for every entry found.
+ * Else, after successful invocation, if specific key is found in the table
+ * and entry points to a valid buffer, the table entry contents (as it was
+ * before the delete was performed) is copied to this buffer.
+ * @return
+ * 0 on success, error code otherwise
+ */
+int rte_pipeline_table_entry_delete_bulk(struct rte_pipeline *p,
+ uint32_t table_id,
+ void **keys,
+ uint32_t n_keys,
+ int *key_found,
+ struct rte_pipeline_table_entry **entries);
+
+/**
* Read pipeline table stats.
*
* This function reads table statistics identified by *table_id* of given
--
1.7.9.5
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