kvargs: add the key in handler pameters

This argument can be useful when rte_kvargs_process() is called with
key=NULL, in this case the handler is invoked for all entries of the
kvlist.

Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>

diff --git a/lib/librte_kvargs/rte_kvargs.c b/lib/librte_kvargs/rte_kvargs.c
index c7f626f..c41a016 100644 (file)
--- a/lib/librte_kvargs/rte_kvargs.c
+++ b/lib/librte_kvargs/rte_kvargs.c
@@ -161,7 +161,7 @@ rte_kvargs_process(const struct rte_kvargs *kvlist,
        for (i = 0; i < kvlist->count; i++) {
                pair = &kvlist->pairs[i];
                if (strcmp(pair->key, key_match) == 0) {
-                       if ((*handler)(pair->value, opaque_arg) < 0)
+                       if ((*handler)(pair->key, pair->value, opaque_arg) < 0)
                                return -1;
                }
        }

diff --git a/lib/librte_kvargs/rte_kvargs.h b/lib/librte_kvargs/rte_kvargs.h
index 98b8a7c..94003e2 100644 (file)
--- a/lib/librte_kvargs/rte_kvargs.h
+++ b/lib/librte_kvargs/rte_kvargs.h
@@ -64,7 +64,7 @@ extern "C" {
 #define RTE_KVARGS_KV_DELIM    "="
 
 /** Type of callback function used by rte_kvargs_process() */
-typedef int (*arg_handler_t)(const char *value, void *opaque);
+typedef int (*arg_handler_t)(const char *key, const char *value, void *opaque);
 
 /** A key/value association */
 struct rte_kvargs_pair {

diff --git a/lib/librte_pmd_pcap/rte_eth_pcap.c b/lib/librte_pmd_pcap/rte_eth_pcap.c
index 51a0aa4..8f5d2b3 100644 (file)
--- a/lib/librte_pmd_pcap/rte_eth_pcap.c
+++ b/lib/librte_pmd_pcap/rte_eth_pcap.c
@@ -403,7 +403,7 @@ static struct eth_dev_ops ops = {
  * reference of it for use it later on.
  */
 static int
-open_rx_pcap(const char *value, void *extra_args)
+open_rx_pcap(const char *key __rte_unused, const char *value, void *extra_args)
 {
        unsigned i;
        const char *pcap_filename = value;
@@ -426,7 +426,7 @@ open_rx_pcap(const char *value, void *extra_args)
  * for use it later on.
  */
 static int
-open_tx_pcap(const char *value, void *extra_args)
+open_tx_pcap(const char *key __rte_unused, const char *value, void *extra_args)
 {
        unsigned i;
        const char *pcap_filename = value;
@@ -476,7 +476,7 @@ open_iface_live(const char *iface, pcap_t **pcap) {
  * Opens an interface for reading and writing
  */
 static inline int
-open_rx_tx_iface(const char *value, void *extra_args)
+open_rx_tx_iface(const char *key __rte_unused, const char *value, void *extra_args)
 {
        const char *iface = value;
        pcap_t **pcap = extra_args;
@@ -490,7 +490,7 @@ open_rx_tx_iface(const char *value, void *extra_args)
  * Opens a NIC for reading packets from it
  */
 static inline int
-open_rx_iface(const char *value, void *extra_args)
+open_rx_iface(const char *key __rte_unused, const char *value, void *extra_args)
 {
        unsigned i;
        const char *iface = value;
@@ -510,7 +510,7 @@ open_rx_iface(const char *value, void *extra_args)
  * Opens a NIC for writing packets to it
  */
 static inline int
-open_tx_iface(const char *value, void *extra_args)
+open_tx_iface(const char *key __rte_unused, const char *value, void *extra_args)
 {
        unsigned i;
        const char *iface = value;