vhost: check overflow before mmap
[dpdk.git] / examples / ip_pipeline / pipeline / pipeline_flow_actions_be.c
index ec149c8..33f1c41 100644 (file)
@@ -1,34 +1,5 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2016 Intel Corporation
  */
 
 #include <string.h>
@@ -42,6 +13,7 @@
 
 #include "pipeline_actions_common.h"
 #include "pipeline_flow_actions_be.h"
+#include "parser.h"
 #include "hash_func.h"
 
 int
@@ -139,6 +111,7 @@ static pipeline_msg_req_handler custom_handlers[] = {
  */
 struct meter_policer {
        struct rte_meter_trtcm meter;
+       struct rte_meter_trtcm_profile meter_profile;
        struct pipeline_fa_policer_params policer;
        struct pipeline_fa_policer_stats stats;
 };
@@ -155,8 +128,15 @@ flow_table_entry_set_meter(struct flow_table_entry *entry,
 {
        struct rte_meter_trtcm *meter = &entry->mp[meter_id].meter;
        struct rte_meter_trtcm_params *meter_params = &params->m[meter_id];
+       struct rte_meter_trtcm_profile *meter_profile =
+                                       &entry->mp[meter_id].meter_profile;
+       int status;
 
-       return rte_meter_trtcm_config(meter, meter_params);
+       status = rte_meter_trtcm_profile_config(meter_profile, meter_params);
+       if (status)
+               return status;
+
+       return rte_meter_trtcm_config(meter, meter_profile);
 }
 
 static void
@@ -230,11 +210,14 @@ pkt_work(
        enum rte_meter_color color = p->dscp[dscp].color;
 
        struct rte_meter_trtcm *meter = &entry->mp[tc].meter;
+       struct rte_meter_trtcm_profile *meter_profile =
+                                       &entry->mp[tc].meter_profile;
        struct pipeline_fa_policer_params *policer = &entry->mp[tc].policer;
        struct pipeline_fa_policer_stats *stats = &entry->mp[tc].stats;
 
        /* Read (entry), compute */
        enum rte_meter_color color2 = rte_meter_trtcm_color_aware_check(meter,
+               meter_profile,
                time,
                total_length,
                color);
@@ -312,42 +295,54 @@ pkt4_work(
        enum rte_meter_color color3 = p->dscp[dscp3].color;
 
        struct rte_meter_trtcm *meter0 = &entry0->mp[tc0].meter;
+       struct rte_meter_trtcm_profile *meter0_profile =
+                               &entry0->mp[tc0].meter_profile;
        struct pipeline_fa_policer_params *policer0 = &entry0->mp[tc0].policer;
        struct pipeline_fa_policer_stats *stats0 = &entry0->mp[tc0].stats;
 
        struct rte_meter_trtcm *meter1 = &entry1->mp[tc1].meter;
+       struct rte_meter_trtcm_profile *meter1_profile =
+                               &entry1->mp[tc1].meter_profile;
        struct pipeline_fa_policer_params *policer1 = &entry1->mp[tc1].policer;
        struct pipeline_fa_policer_stats *stats1 = &entry1->mp[tc1].stats;
 
        struct rte_meter_trtcm *meter2 = &entry2->mp[tc2].meter;
+       struct rte_meter_trtcm_profile *meter2_profile =
+                               &entry2->mp[tc2].meter_profile;
        struct pipeline_fa_policer_params *policer2 = &entry2->mp[tc2].policer;
        struct pipeline_fa_policer_stats *stats2 = &entry2->mp[tc2].stats;
 
        struct rte_meter_trtcm *meter3 = &entry3->mp[tc3].meter;
+       struct rte_meter_trtcm_profile *meter3_profile =
+                               &entry3->mp[tc3].meter_profile;
        struct pipeline_fa_policer_params *policer3 = &entry3->mp[tc3].policer;
        struct pipeline_fa_policer_stats *stats3 = &entry3->mp[tc3].stats;
 
        /* Read (entry), compute, write (entry) */
        enum rte_meter_color color2_0 = rte_meter_trtcm_color_aware_check(
                meter0,
+               meter0_profile,
                time,
                total_length0,
                color0);
 
        enum rte_meter_color color2_1 = rte_meter_trtcm_color_aware_check(
                meter1,
+               meter1_profile,
                time,
                total_length1,
                color1);
 
        enum rte_meter_color color2_2 = rte_meter_trtcm_color_aware_check(
                meter2,
+               meter2_profile,
                time,
                total_length2,
                color2);
 
        enum rte_meter_color color2_3 = rte_meter_trtcm_color_aware_check(
                meter3,
+               meter3_profile,
                time,
                total_length3,
                color3);
@@ -415,80 +410,118 @@ pipeline_fa_parse_args(struct pipeline_fa_params *p,
 
                /* n_flows */
                if (strcmp(arg_name, "n_flows") == 0) {
-                       if (n_flows_present)
-                               return -1;
+                       int status;
 
+                       PIPELINE_PARSE_ERR_DUPLICATE(
+                               n_flows_present == 0, params->name,
+                               arg_name);
                        n_flows_present = 1;
 
-                       p->n_flows = atoi(arg_value);
-                       if (p->n_flows == 0)
-                               return -1;
+                       status = parser_read_uint32(&p->n_flows,
+                               arg_value);
+                       PIPELINE_PARSE_ERR_INV_VAL(((status != -EINVAL) &&
+                               (p->n_flows != 0)), params->name,
+                               arg_name, arg_value);
+                       PIPELINE_PARSE_ERR_OUT_RNG((status != -ERANGE),
+                               params->name, arg_name, arg_value);
 
                        continue;
                }
 
                /* n_meters_per_flow */
                if (strcmp(arg_name, "n_meters_per_flow") == 0) {
-                       if (n_meters_per_flow_present)
-                               return -1;
+                       int status;
 
+                       PIPELINE_PARSE_ERR_DUPLICATE(
+                               n_meters_per_flow_present == 0,
+                               params->name, arg_name);
                        n_meters_per_flow_present = 1;
 
-                       p->n_meters_per_flow = atoi(arg_value);
-                       if ((p->n_meters_per_flow == 0) ||
-                               (p->n_meters_per_flow > PIPELINE_FA_N_TC_MAX))
-                               return -1;
+                       status = parser_read_uint32(&p->n_meters_per_flow,
+                               arg_value);
+                       PIPELINE_PARSE_ERR_INV_VAL(((status != -EINVAL) &&
+                               (p->n_meters_per_flow != 0)),
+                               params->name, arg_name, arg_value);
+                       PIPELINE_PARSE_ERR_OUT_RNG(((status != -ERANGE) &&
+                               (p->n_meters_per_flow <=
+                               PIPELINE_FA_N_TC_MAX)), params->name,
+                               arg_name, arg_value);
 
                        continue;
                }
 
                /* flow_id_offset */
                if (strcmp(arg_name, "flow_id_offset") == 0) {
-                       if (flow_id_offset_present)
-                               return -1;
+                       int status;
 
+                       PIPELINE_PARSE_ERR_DUPLICATE(
+                               flow_id_offset_present == 0,
+                               params->name, arg_name);
                        flow_id_offset_present = 1;
 
-                       p->flow_id_offset = atoi(arg_value);
+                       status = parser_read_uint32(&p->flow_id_offset,
+                               arg_value);
+                       PIPELINE_PARSE_ERR_INV_VAL((status != -EINVAL),
+                               params->name, arg_name, arg_value);
+                       PIPELINE_PARSE_ERR_OUT_RNG((status != -ERANGE),
+                               params->name, arg_name, arg_value);
 
                        continue;
                }
 
                /* ip_hdr_offset */
                if (strcmp(arg_name, "ip_hdr_offset") == 0) {
-                       if (ip_hdr_offset_present)
-                               return -1;
+                       int status;
 
+                       PIPELINE_PARSE_ERR_DUPLICATE(
+                               ip_hdr_offset_present == 0,
+                               params->name, arg_name);
                        ip_hdr_offset_present = 1;
 
-                       p->ip_hdr_offset = atoi(arg_value);
+                       status = parser_read_uint32(&p->ip_hdr_offset,
+                               arg_value);
+                       PIPELINE_PARSE_ERR_INV_VAL((status != -EINVAL),
+                               params->name, arg_name, arg_value);
+                       PIPELINE_PARSE_ERR_OUT_RNG((status != -ERANGE),
+                               params->name, arg_name, arg_value);
 
                        continue;
                }
 
                /* color_offset */
                if (strcmp(arg_name, "color_offset") == 0) {
-                       if (color_offset_present)
-                               return -1;
+                       int status;
 
+                       PIPELINE_PARSE_ERR_DUPLICATE(
+                               color_offset_present == 0, params->name,
+                               arg_name);
                        color_offset_present = 1;
 
+                       status = parser_read_uint32(&p->color_offset,
+                               arg_value);
+                       PIPELINE_PARSE_ERR_INV_VAL((status != -EINVAL),
+                               params->name, arg_name, arg_value);
+                       PIPELINE_PARSE_ERR_OUT_RNG((status != -ERANGE),
+                               params->name, arg_name, arg_value);
+
                        p->dscp_enabled = 1;
-                       p->color_offset = atoi(arg_value);
 
                        continue;
                }
 
                /* Unknown argument */
-               return -1;
+               PIPELINE_PARSE_ERR_INV_ENT(0, params->name, arg_name);
        }
 
        /* Check that mandatory arguments are present */
-       if ((n_flows_present == 0) ||
-               (flow_id_offset_present == 0) ||
-               (ip_hdr_offset_present == 0) ||
-               (color_offset_present == 0))
-               return -1;
+       PIPELINE_PARSE_ERR_MANDATORY((n_flows_present), params->name,
+               "n_flows");
+       PIPELINE_PARSE_ERR_MANDATORY((flow_id_offset_present),
+               params->name, "flow_id_offset");
+       PIPELINE_PARSE_ERR_MANDATORY((ip_hdr_offset_present),
+               params->name, "ip_hdr_offset");
+       PIPELINE_PARSE_ERR_MANDATORY((color_offset_present), params->name,
+               "color_offset");
 
        return 0;
 }
@@ -585,7 +618,6 @@ static void *pipeline_fa_init(struct pipeline_params *params,
                        .arg_create = pipeline_port_out_params_convert(
                                &params->port_out[i]),
                        .f_action = NULL,
-                       .f_action_bulk = NULL,
                        .arg_ah = NULL,
                };
 
@@ -721,27 +753,6 @@ pipeline_fa_free(void *pipeline)
        return 0;
 }
 
-static int
-pipeline_fa_track(void *pipeline,
-       __rte_unused uint32_t port_in,
-       uint32_t *port_out)
-{
-       struct pipeline *p = (struct pipeline *) pipeline;
-
-       /* Check input arguments */
-       if ((p == NULL) ||
-               (port_in >= p->n_ports_in) ||
-               (port_out == NULL))
-               return -1;
-
-       if (p->n_ports_in == 1) {
-               *port_out = 0;
-               return 0;
-       }
-
-       return -1;
-}
-
 static int
 pipeline_fa_timer(void *pipeline)
 {
@@ -969,5 +980,4 @@ struct pipeline_be_ops pipeline_flow_actions_be_ops = {
        .f_free = pipeline_fa_free,
        .f_run = NULL,
        .f_timer = pipeline_fa_timer,
-       .f_track = pipeline_fa_track,
 };