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author | Michael Brown <mcb30@ipxe.org> | 2015-07-08 16:24:11 +0100 |
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committer | Michael Brown <mcb30@ipxe.org> | 2015-07-22 21:17:47 +0100 |
commit | 81c80c8ba9e7ba053f2571a1945581b70f310b4d (patch) | |
tree | efbdeec11680bf9c13aa5665fe7d298c63254fb5 | |
parent | 6bc3d994966b00560e07c662b33da0cc9477891f (diff) | |
download | ipxe-81c80c8ba9e7ba053f2571a1945581b70f310b4d.zip ipxe-81c80c8ba9e7ba053f2571a1945581b70f310b4d.tar.gz ipxe-81c80c8ba9e7ba053f2571a1945581b70f310b4d.tar.bz2 |
[interface] Add intf_poke() helper
Reduce the cost of implementing object methods which convey no
information beyond the fact that the method has been called.
Signed-off-by: Michael Brown <mcb30@ipxe.org>
-rw-r--r-- | src/core/interface.c | 25 | ||||
-rw-r--r-- | src/include/ipxe/interface.h | 5 |
2 files changed, 30 insertions, 0 deletions
diff --git a/src/core/interface.c b/src/core/interface.c index 400fac1..ba148c1 100644 --- a/src/core/interface.c +++ b/src/core/interface.c @@ -311,3 +311,28 @@ void intf_restart ( struct interface *intf, int rc ) { */ intf->desc = desc; } + +/** + * Poke an object interface + * + * @v intf Object interface + * @v type Operation type + * + * This is a helper function to implement methods which take no + * parameters and return nothing. + */ +void intf_poke ( struct interface *intf, + void ( type ) ( struct interface *intf ) ) { + struct interface *dest; + intf_poke_TYPE ( void * ) *op = + intf_get_dest_op_untyped ( intf, type, &dest ); + void *object = intf_object ( dest ); + + if ( op ) { + op ( object ); + } else { + /* Default is to do nothing */ + } + + intf_put ( dest ); +} diff --git a/src/include/ipxe/interface.h b/src/include/ipxe/interface.h index efb8374..a8d8237 100644 --- a/src/include/ipxe/interface.h +++ b/src/include/ipxe/interface.h @@ -145,6 +145,11 @@ extern void intf_close ( struct interface *intf, int rc ); extern void intf_shutdown ( struct interface *intf, int rc ); extern void intf_restart ( struct interface *intf, int rc ); +extern void intf_poke ( struct interface *intf, + void ( type ) ( struct interface *intf ) ); +#define intf_poke_TYPE( object_type ) \ + typeof ( void ( object_type ) ) + extern struct interface_descriptor null_intf_desc; extern struct interface null_intf; |