Commit 92d378cc authored by Mateusz Kozlowski's avatar Mateusz Kozlowski Committed by Tomasz Zawadzki
Browse files

util: Add SPDK_COUNTOF_MEMBER macro 



It calculates the number of elements in a member-array of a given
struct.

Change-Id: I1c9996cbafd1b54c283d37d1cacb69f7e7ea6f73
Signed-off-by: default avatarMateusz Kozlowski <mateusz.kozlowski@solidigm.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/22983


Community-CI: Mellanox Build Bot
Reviewed-by: default avatarArtur Paszkiewicz <artur.paszkiewicz@intel.com>
Reviewed-by: default avatarShuhei Matsumoto <smatsumoto@nvidia.com>
Reviewed-by: default avatarJim Harris <jim.harris@samsung.com>
Tested-by: default avatarSPDK CI Jenkins <sys_sgci@intel.com>
parent 1f11e145

include/spdk/util.h

+5 −0
Original line number Diff line number Diff line
@@ -36,6 +36,11 @@ extern "C" { 
 */

#define SPDK_SIZEOF_MEMBER(type, member) (sizeof(((type *)0)->member))



/**

 * Get the number of elements in an array of a struct member

 */

#define SPDK_COUNTOF_MEMBER(type, member) (SPDK_COUNTOF(((type *)0)->member))



#define SPDK_SEC_TO_USEC 1000000ULL

#define SPDK_SEC_TO_NSEC 1000000000ULL