Robert Watson c2b563b532 Introduce a global mutex, ipxpcb_list_mtx, to protect the global
IPX PCB lists.  Add macros to initialize, destroy, lock, unlock,
and assert the mutex.  Initialize the mutex when IPX is started.

Add per-IPX PCB mutexes, ipxp_mtx in struct ipxpcb, to protect
per-PCB IPX/SPX state.  Add macros to initialize, destroy, lock,
unlock, and assert the mutex.  Initialize the mutex when a new
PCB is allocated; destroy it when the PCB is free'd.

MFC after:	2 weeks
2005-01-09 05:00:41 +00:00
..
2005-01-05 21:58:49 +00:00
2005-01-07 19:31:43 +00:00