mach_port_get_attributes (incomplete and untested)
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manu
parent
90b3ec4640
commit
10d03389ac
@ -1,4 +1,4 @@
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/* $NetBSD: mach_namemap.c,v 1.32 2003/09/06 23:52:24 manu Exp $ */
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/* $NetBSD: mach_namemap.c,v 1.33 2003/11/03 22:17:42 manu Exp $ */
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/*-
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* Copyright (c) 2002-2003 The NetBSD Foundation, Inc.
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@ -37,7 +37,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: mach_namemap.c,v 1.32 2003/09/06 23:52:24 manu Exp $");
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__KERNEL_RCSID(0, "$NetBSD: mach_namemap.c,v 1.33 2003/11/03 22:17:42 manu Exp $");
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#include <sys/types.h>
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#include <sys/param.h>
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@ -118,6 +118,7 @@ struct mach_subsystem_namemap mach_namemap[] = {
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{ 3212, mach_port_move_member, "port_move_member" },
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{ 3213, mach_port_request_notification, "port_request_notification" },
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{ 3214, mach_port_insert_right, "port_insert_right" },
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{ 3217, mach_port_get_attributes, "port_get_attribute" },
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{ 3218, mach_port_set_attributes, "port_set_attributes" },
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{ 3226, mach_port_insert_member, "port_insert_member" },
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{ 3402, mach_task_threads, "task_threads" },
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@ -1,4 +1,4 @@
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/* $NetBSD: mach_port.c,v 1.39 2003/09/11 23:18:10 manu Exp $ */
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/* $NetBSD: mach_port.c,v 1.40 2003/11/03 22:17:42 manu Exp $ */
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/*-
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* Copyright (c) 2002-2003 The NetBSD Foundation, Inc.
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@ -39,7 +39,7 @@
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#include "opt_compat_darwin.h"
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: mach_port.c,v 1.39 2003/09/11 23:18:10 manu Exp $");
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__KERNEL_RCSID(0, "$NetBSD: mach_port.c,v 1.40 2003/11/03 22:17:42 manu Exp $");
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#include <sys/types.h>
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#include <sys/param.h>
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@ -342,7 +342,7 @@ mach_port_set_attributes(args)
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case MACH_PORT_DNREQUESTS_SIZE:
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break;
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default:
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uprintf("mach_port_get_attributes: unknown flavor %d\n",
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uprintf("mach_port_set_attributes: unknown flavor %d\n",
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req->req_flavor);
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break;
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}
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@ -358,6 +358,86 @@ mach_port_set_attributes(args)
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return 0;
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}
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int
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mach_port_get_attributes(args)
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struct mach_trap_args *args;
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{
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mach_port_get_attributes_request_t *req = args->smsg;
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mach_port_get_attributes_reply_t *rep = args->rmsg;
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size_t *msglen = args->rsize;
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struct lwp *l = args->l;
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mach_port_t mn;
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struct mach_right *mr;
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mn = req->req_msgh.msgh_remote_port;
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if ((mr = mach_right_check(mn, l, MACH_PORT_TYPE_ALL_RIGHTS)) == NULL)
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return mach_msg_error(args, EPERM);
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switch (req->req_flavor) {
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case MACH_PORT_LIMITS_INFO: {
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struct mach_port_limits *mpl;
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if (req->req_count < sizeof(*mpl))
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return mach_msg_error(args, EINVAL);
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mpl = (struct mach_port_limits *)&rep->rep_info[0];
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mpl->mpl_qlimit = MACH_PORT_QLIMIT_DEFAULT; /* XXX fake limit */
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rep->rep_count = sizeof(*mpl);
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break;
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}
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case MACH_PORT_RECEIVE_STATUS: {
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struct mach_port_status *mps;
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struct mach_port *mp;
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if (req->req_count < sizeof(*mps))
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return mach_msg_error(args, EINVAL);
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mps = (struct mach_port_status *)&rep->rep_info[0];
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memset(mps, 0, sizeof(*mps));
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if (mr->mr_sethead != NULL)
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mps->mps_pset = mr->mr_sethead->mr_name;
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mps->mps_seqno = 0; /* XXX */
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mps->mps_mscount = mp->mp_refcount; /* XXX */
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mps->mps_qlimit = MACH_PORT_QLIMIT_DEFAULT; /* XXX fake limit */
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if ((mp = mr->mr_port) != NULL)
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mps->mps_msgcount = mp->mp_count;
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mps->mps_sorights = 0; /* XXX */
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mps->mps_srights = 0; /* XXX */
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if (mr->mr_notify_destroyed != NULL)
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mps->mps_pdrequest = 1;
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if (mr->mr_notify_no_senders != NULL)
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mps->mps_nsrequest = 1;
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mps->mps_flags = 0; /* XXX */
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rep->rep_count = sizeof(*mps);
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break;
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}
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default:
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printf("mach_port_get_attributes: unknwo flavor %d\n",
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req->req_flavor);
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return mach_msg_error(args, EINVAL);
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break;
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};
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*msglen = sizeof(*rep) - 10 + rep->rep_count;
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rep->rep_msgh.msgh_bits =
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MACH_MSGH_REPLY_LOCAL_BITS(MACH_MSG_TYPE_MOVE_SEND_ONCE);
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rep->rep_msgh.msgh_size = sizeof(*rep) - sizeof(rep->rep_trailer);
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rep->rep_msgh.msgh_local_port = req->req_msgh.msgh_local_port;
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rep->rep_msgh.msgh_id = req->req_msgh.msgh_id + 100;
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rep->rep_retval = 0;
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rep->rep_info[rep->rep_count + 1] = 8;
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return 0;
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}
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/* XXX insert a recv right into a port set without removing it from another */
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int
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mach_port_insert_member(args)
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@ -1,4 +1,4 @@
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/* $NetBSD: mach_port.h,v 1.27 2003/11/03 20:58:18 manu Exp $ */
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/* $NetBSD: mach_port.h,v 1.28 2003/11/03 22:17:42 manu Exp $ */
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/*-
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* Copyright (c) 2002-2003 The NetBSD Foundation, Inc.
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@ -63,7 +63,6 @@
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#define MACH_PORT_TYPE_REF_RIGHTS \
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(MACH_PORT_TYPE_SEND | MACH_PORT_TYPE_SEND_ONCE | MACH_PORT_TYPE_DEAD_NAME)
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/* port_deallocate */
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typedef struct {
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@ -128,9 +127,12 @@ typedef struct {
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mach_msg_trailer_t rep_trailer;
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} mach_port_type_reply_t;
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/* port_get_attributes */
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/* port_set_attributes */
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#define MACH_PORT_LIMITS_INFO 1
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#define MACH_PORT_RECEIVE_STATUS 2
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#define MACH_PORT_DNREQUESTS_SIZE 3
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typedef struct mach_port_status {
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mach_port_name_t mps_pset;
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mach_port_seqno_t mps_seqno;
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@ -143,11 +145,10 @@ typedef struct mach_port_status {
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mach_boolean_t mps_nsrequest;
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unsigned int mps_flags;
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} mach_port_status_t;
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#define MACH_PORT_RECEIVE_STATUS 2
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typedef struct mach_port_limits {
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mach_port_msgcount_t mpl_qlimit;
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} mach_port_limits_t;
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#define MACH_PORT_DNREQUESTS_SIZE 3
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typedef struct {
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mach_msg_header_t req_msgh;
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@ -165,6 +166,28 @@ typedef struct {
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mach_msg_trailer_t rep_trailer;
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} mach_port_set_attributes_reply_t;
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/* port_get_attributes */
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#define MACH_PORT_QLIMIT_DEFAULT ((mach_port_msgcount_t) 5)
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#define MACH_PORT_QLIMIT_MAX ((mach_port_msgcount_t) 16)
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typedef struct {
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mach_msg_header_t req_msgh;
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mach_ndr_record_t req_ndr;
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mach_port_name_t req_name;
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mach_port_flavor_t req_flavor;
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mach_msg_type_number_t req_count;
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} mach_port_get_attributes_request_t;
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typedef struct {
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mach_msg_header_t rep_msgh;
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mach_ndr_record_t rep_ndr;
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mach_kern_return_t rep_retval;
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mach_msg_type_number_t rep_count;
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mach_integer_t rep_info[10];
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mach_msg_trailer_t rep_trailer;
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} mach_port_get_attributes_reply_t;
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/* port_insert_member */
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typedef struct {
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@ -231,6 +254,7 @@ typedef struct {
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mach_msg_trailer_t rep_trailer;
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} mach_port_request_notification_reply_t;
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int mach_port_deallocate(struct mach_trap_args *);
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int mach_port_allocate(struct mach_trap_args *);
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int mach_port_insert_right(struct mach_trap_args *);
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@ -240,6 +264,7 @@ int mach_port_insert_member(struct mach_trap_args *);
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int mach_port_move_member(struct mach_trap_args *);
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int mach_port_destroy(struct mach_trap_args *);
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int mach_port_request_notification(struct mach_trap_args *);
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int mach_port_get_attributes(struct mach_trap_args *);
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extern struct mach_port *mach_clock_port;
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extern struct mach_port *mach_io_master_port;
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