diff options
Diffstat (limited to 'common/uapi/ipc.c')
| -rw-r--r-- | common/uapi/ipc.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/common/uapi/ipc.c b/common/uapi/ipc.c index cb53ee3..e45c7dd 100644 --- a/common/uapi/ipc.c +++ b/common/uapi/ipc.c @@ -18,7 +18,7 @@ */ SYSCALL_DEFINE1(ipc_server)(sys_arg_t callback) { - cur_tcb()->callback = callback; + cur_proc()->callback = callback; return SYS_RET1(OK); } @@ -50,8 +50,12 @@ static struct sys_ret do_ipc(sys_arg_t pid, if (!r->callback) return SYS_RET1(ERR_NOINIT); - /** \todo place data on rpc stack and clone into virtual memory */ + clone_uvmem(r->proc.vmem, t->rpc.vmem); + use_vmem(t->rpc.vmem); + save_context(t); set_return(t, r->callback); + /** @todo associate thread with new proc, should be done in tcb.c I + * think */ if (!fwd) t->eid = t->pid; @@ -105,7 +109,13 @@ SYSCALL_DEFINE4(ipc_resp)(sys_arg_t d0, sys_arg_t d1, sys_arg_t d2, sys_arg_t d3) { struct tcb *t = cur_tcb(); - /* something like return_from_callback(t, r) */ + load_context(t); + + if (is_rpc(t)) + use_vmem(t->rpc.vmem); + else + use_vmem(t->proc.vmem); + return SYS_RET6(OK, t->tid, d0, d1, d2, d3); } |