cfgfile: increase entry name and value sizes

This patch refers to the ABI change proposed for
librte_cfgfile(rte_cfgfile.h). In order to allow
for longer names and values, the values of macro
CFG_NAME_LEN and CFG_VAL_LEN is increased.

Signed-off-by: Jasvinder Singh <jasvinder.singh@intel.com>
Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>

doc/guides/rel_notes/deprecation.rst

@@ -41,10 +41,6 @@ Deprecation Notices
 * The scheduler statistics structure will change to allow keeping track of
   RED actions.
 
-* librte_cfgfile: In order to allow for longer names and values,
-  the value of macros CFG_NAME_LEN and CFG_NAME_VAL will be increased.
-  Most likely, the new values will be 64 and 256, respectively.
-
 * librte_table: New functions for table entry bulk add/delete will be added
   to the table operations structure.
 

doc/guides/rel_notes/release_2_2.rst

@@ -119,6 +119,9 @@ ABI Changes
 * librte_port: Macros to access the packet meta-data stored within the packet
   buffer has been adjusted to cover the packet mbuf structure.
 
+* librte_cfgfile: Allow longer names and values by increasing the constants
+  CFG_NAME_LEN and CFG_VALUE_LEN to 64 and 256 respectively.
+
 
 Shared Library Versions
 -----------------------
@@ -129,7 +132,7 @@ The libraries prepended with a plus sign were incremented in this version.
 
    + libethdev.so.2
    + librte_acl.so.2
-     librte_cfgfile.so.1
+   + librte_cfgfile.so.2
      librte_cmdline.so.1
      librte_distributor.so.1
    + librte_eal.so.2

lib/librte_cfgfile/Makefile

@@ -41,7 +41,7 @@ CFLAGS += $(WERROR_FLAGS)
 
 EXPORT_MAP := rte_cfgfile_version.map
 
-LIBABIVER := 1
+LIBABIVER := 2
 
 #
 # all source are stored in SRCS-y

lib/librte_cfgfile/rte_cfgfile.h

@@ -47,8 +47,13 @@ extern "C" {
 *
 ***/
 
-#define CFG_NAME_LEN 32
-#define CFG_VALUE_LEN 64
+#ifndef CFG_NAME_LEN
+#define CFG_NAME_LEN 64
+#endif
+
+#ifndef CFG_VALUE_LEN
+#define CFG_VALUE_LEN 256
+#endif
 
 /** Configuration file */
 struct rte_cfgfile;