Implements support for packet timestamps and adds related
validation tests.

Signed-off-by: Matias Elo <matias....@nokia.com>
---
 platform/linux-generic/include/odp_packet_internal.h |  2 ++
 platform/linux-generic/odp_packet.c                  | 15 +++++++++++++++
 platform/linux-generic/odp_packet_flags.c            | 14 ++++++++++++++
 test/validation/packet/packet.c                      |  8 ++++++++
 4 files changed, 39 insertions(+)

diff --git a/platform/linux-generic/include/odp_packet_internal.h 
b/platform/linux-generic/include/odp_packet_internal.h
index edff533..1005535 100644
--- a/platform/linux-generic/include/odp_packet_internal.h
+++ b/platform/linux-generic/include/odp_packet_internal.h
@@ -42,6 +42,7 @@ typedef union {
                uint32_t parsed_all:1;/**< Parsing complete */
 
                uint32_t flow_hash:1; /**< Flow hash present */
+               uint32_t timestamp:1; /**< Timestamp present */
 
                uint32_t l2:1;        /**< known L2 protocol present */
                uint32_t l3:1;        /**< known L3 protocol present */
@@ -152,6 +153,7 @@ typedef struct {
        odp_pktio_t input;
 
        uint32_t flow_hash;      /**< Flow hash value */
+       odp_time_t timestamp;    /**< Timestamp value */
 
        odp_crypto_generic_op_result_t op_result;  /**< Result for crypto */
 } odp_packet_hdr_t;
diff --git a/platform/linux-generic/odp_packet.c 
b/platform/linux-generic/odp_packet.c
index 829fbb5..6a6055e 100644
--- a/platform/linux-generic/odp_packet.c
+++ b/platform/linux-generic/odp_packet.c
@@ -451,6 +451,21 @@ void odp_packet_flow_hash_set(odp_packet_t pkt, uint32_t 
flow_hash)
        pkt_hdr->input_flags.flow_hash = 1;
 }
 
+odp_time_t odp_packet_ts(odp_packet_t pkt)
+{
+       odp_packet_hdr_t *pkt_hdr = odp_packet_hdr(pkt);
+
+       return pkt_hdr->timestamp;
+}
+
+void odp_packet_ts_set(odp_packet_t pkt, odp_time_t timestamp)
+{
+       odp_packet_hdr_t *pkt_hdr = odp_packet_hdr(pkt);
+
+       pkt_hdr->timestamp = timestamp;
+       pkt_hdr->input_flags.timestamp = 1;
+}
+
 int odp_packet_is_segmented(odp_packet_t pkt)
 {
        return odp_packet_hdr(pkt)->buf_hdr.segcount > 1;
diff --git a/platform/linux-generic/odp_packet_flags.c 
b/platform/linux-generic/odp_packet_flags.c
index 5d93f57..3acdc53 100644
--- a/platform/linux-generic/odp_packet_flags.c
+++ b/platform/linux-generic/odp_packet_flags.c
@@ -179,6 +179,13 @@ int odp_packet_has_flow_hash(odp_packet_t pkt)
        return pkt_hdr->input_flags.flow_hash;
 }
 
+int odp_packet_has_ts(odp_packet_t pkt)
+{
+       odp_packet_hdr_t *pkt_hdr = odp_packet_hdr(pkt);
+
+       return pkt_hdr->input_flags.timestamp;
+}
+
 odp_packet_color_t odp_packet_color(odp_packet_t pkt)
 {
        retflag(pkt, input_flags.color);
@@ -337,3 +344,10 @@ void odp_packet_has_flow_hash_clr(odp_packet_t pkt)
 
        pkt_hdr->input_flags.flow_hash = 0;
 }
+
+void odp_packet_has_ts_clr(odp_packet_t pkt)
+{
+       odp_packet_hdr_t *pkt_hdr = odp_packet_hdr(pkt);
+
+       pkt_hdr->input_flags.timestamp = 0;
+}
diff --git a/test/validation/packet/packet.c b/test/validation/packet/packet.c
index a764ed9..ff7a268 100644
--- a/test/validation/packet/packet.c
+++ b/test/validation/packet/packet.c
@@ -245,6 +245,7 @@ void packet_test_event_conversion(void)
 void packet_test_basic_metadata(void)
 {
        odp_packet_t pkt = test_packet;
+       odp_time_t ts;
 
        CU_ASSERT_PTR_NOT_NULL(odp_packet_head(pkt));
        CU_ASSERT_PTR_NOT_NULL(odp_packet_data(pkt));
@@ -258,6 +259,13 @@ void packet_test_basic_metadata(void)
        CU_ASSERT(odp_packet_flow_hash(pkt) == UINT32_MAX);
        odp_packet_has_flow_hash_clr(pkt);
        CU_ASSERT(!odp_packet_has_flow_hash(pkt));
+
+       ts = odp_time_global();
+       odp_packet_ts_set(pkt, ts);
+       CU_ASSERT_FATAL(odp_packet_has_ts(pkt));
+       CU_ASSERT(!odp_time_cmp(ts, odp_packet_ts(pkt)));
+       odp_packet_has_ts_clr(pkt);
+       CU_ASSERT(!odp_packet_has_ts(pkt));
 }
 
 void packet_test_length(void)
-- 
1.9.1

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