From e9687ec4ff525ae4a88314ba4ae97da770bd012f Mon Sep 17 00:00:00 2001 From: Justus Winter <4winter@informatik.uni-hamburg.de> Date: Sat, 5 Apr 2014 17:40:24 +0200 Subject: libports: fix notify_port_t receiver lookups * libports/Makefile (MIGSFLAGS): Include mig-mutate.h. * libports/mig-decls.h: New file. * libports/mig-mutate.h: Likewise. * libports/notify-dead-name.c: Fix receiver lookups. * libports/notify-no-senders.c: Likewise. * libports/notify-msg-accepted.c: Adjust function declaration. * libports/notify-port-deleted.c: Likewise. * libports/notify-port-destroyed.c: Likewise. * libports/notify-send-once.c: Likewise. * libports/ports.h: Likewise. * proc/Makefile (MIGSFLAGS): Include mig-mutate.h, move PROCESS mutators... * proc/mig-mutate.h: ... into a new file, add NOTIFY mutators. * proc/notify.c: Fix receiver lookups, adjust function declarations. * term/devio.c (ports_do_mach_notify_send_once): Adjust accordingly. --- libports/Makefile | 1 + libports/mig-decls.h | 40 ++++++++++++++++++++++++++++++++++++++++ libports/mig-mutate.h | 25 +++++++++++++++++++++++++ libports/notify-dead-name.c | 5 ++--- libports/notify-msg-accepted.c | 3 ++- libports/notify-no-senders.c | 5 ++--- libports/notify-port-deleted.c | 3 ++- libports/notify-port-destroyed.c | 3 ++- libports/notify-send-once.c | 2 +- libports/ports.h | 20 ++++++++++++++------ 10 files changed, 91 insertions(+), 16 deletions(-) create mode 100644 libports/mig-decls.h create mode 100644 libports/mig-mutate.h (limited to 'libports') diff --git a/libports/Makefile b/libports/Makefile index 767ee73a..30da1c11 100644 --- a/libports/Makefile +++ b/libports/Makefile @@ -45,5 +45,6 @@ LDLIBS += -lpthread OBJS = $(SRCS:.c=.o) notifyServer.o interruptServer.o MIGCOMSFLAGS = -prefix ports_ +MIGSFLAGS = -imacros $(srcdir)/mig-mutate.h include ../Makeconf diff --git a/libports/mig-decls.h b/libports/mig-decls.h new file mode 100644 index 00000000..f8c4f15c --- /dev/null +++ b/libports/mig-decls.h @@ -0,0 +1,40 @@ +/* + Copyright (C) 2014 Free Software Foundation, Inc. + Written by Justus Winter. + + This file is part of the GNU Hurd. + + The GNU Hurd is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + The GNU Hurd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with the GNU Hurd. If not, see . */ + +#ifndef __LIBPORTS_MIG_DECLS_H__ +#define __LIBPORTS_MIG_DECLS_H__ + +#include "ports.h" + +/* Called by server stub functions. */ + +static inline struct port_info * __attribute__ ((unused)) +begin_using_port_info_port (mach_port_t port) +{ + return ports_lookup_port (0, port, 0); +} + +static inline void __attribute__ ((unused)) +end_using_port_info (struct port_info *p) +{ + if (p) + ports_port_deref (p); +} + +#endif /* __LIBPORTS_MIG_DECLS_H__ */ diff --git a/libports/mig-mutate.h b/libports/mig-mutate.h new file mode 100644 index 00000000..f692236e --- /dev/null +++ b/libports/mig-mutate.h @@ -0,0 +1,25 @@ +/* + Copyright (C) 2014 Free Software Foundation, Inc. + Written by Justus Winter. + + This file is part of the GNU Hurd. + + The GNU Hurd is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + The GNU Hurd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with the GNU Hurd. If not, see . */ + +#define NOTIFY_INTRAN \ + port_info_t begin_using_port_info_port (mach_port_t) +#define NOTIFY_DESTRUCTOR \ + end_using_port_info (port_info_t) +#define NOTIFY_IMPORTS \ + import "libports/mig-decls.h"; diff --git a/libports/notify-dead-name.c b/libports/notify-dead-name.c index c67145d1..f974e331 100644 --- a/libports/notify-dead-name.c +++ b/libports/notify-dead-name.c @@ -22,13 +22,12 @@ #include "notify_S.h" error_t -ports_do_mach_notify_dead_name (mach_port_t notify, mach_port_t dead_name) +ports_do_mach_notify_dead_name (struct port_info *pi, + mach_port_t dead_name) { - void *pi = ports_lookup_port (0, notify, 0); if (!pi) return EOPNOTSUPP; ports_dead_name (pi, dead_name); - ports_port_deref (pi); /* Drop gratuitous extra reference that the notification creates. */ mach_port_deallocate (mach_task_self (), dead_name); diff --git a/libports/notify-msg-accepted.c b/libports/notify-msg-accepted.c index c9750836..0e49715d 100644 --- a/libports/notify-msg-accepted.c +++ b/libports/notify-msg-accepted.c @@ -22,7 +22,8 @@ #include "notify_S.h" error_t -ports_do_mach_notify_msg_accepted (mach_port_t notify, mach_port_t name) +ports_do_mach_notify_msg_accepted (struct port_info *pi, + mach_port_t name) { return 0; } diff --git a/libports/notify-no-senders.c b/libports/notify-no-senders.c index dc9b316e..55aa853f 100644 --- a/libports/notify-no-senders.c +++ b/libports/notify-no-senders.c @@ -22,12 +22,11 @@ #include "notify_S.h" error_t -ports_do_mach_notify_no_senders (mach_port_t port, mach_port_mscount_t count) +ports_do_mach_notify_no_senders (struct port_info *pi, + mach_port_mscount_t count) { - void *pi = ports_lookup_port (0, port, 0); if (!pi) return EOPNOTSUPP; ports_no_senders (pi, count); - ports_port_deref (pi); return 0; } diff --git a/libports/notify-port-deleted.c b/libports/notify-port-deleted.c index 85012af5..cfd33793 100644 --- a/libports/notify-port-deleted.c +++ b/libports/notify-port-deleted.c @@ -22,7 +22,8 @@ #include "notify_S.h" error_t -ports_do_mach_notify_port_deleted (mach_port_t notify, mach_port_t name) +ports_do_mach_notify_port_deleted (struct port_info *pi, + mach_port_t name) { return 0; } diff --git a/libports/notify-port-destroyed.c b/libports/notify-port-destroyed.c index 78eaf211..b8ece2a3 100644 --- a/libports/notify-port-destroyed.c +++ b/libports/notify-port-destroyed.c @@ -22,7 +22,8 @@ #include "notify_S.h" error_t -ports_do_mach_notify_port_destroyed (mach_port_t notify, mach_port_t name) +ports_do_mach_notify_port_destroyed (struct port_info *pi, + mach_port_t name) { return 0; } diff --git a/libports/notify-send-once.c b/libports/notify-send-once.c index 09ffcf24..ad0ba334 100644 --- a/libports/notify-send-once.c +++ b/libports/notify-send-once.c @@ -22,7 +22,7 @@ #include "notify_S.h" error_t -ports_do_mach_notify_send_once (mach_port_t notify) +ports_do_mach_notify_send_once (struct port_info *pi) { return 0; } diff --git a/libports/ports.h b/libports/ports.h index 07918412..47d46078 100644 --- a/libports/ports.h +++ b/libports/ports.h @@ -50,6 +50,8 @@ struct port_info hurd_ihash_locp_t hentry; struct port_info *next, **prevp; /* links on port_class list */ }; +typedef struct port_info *port_info_t; + /* FLAGS above are the following: */ #define PORT_HAS_SENDRIGHTS 0x0001 /* send rights extant */ #define PORT_INHIBITED PORTS_INHIBITED @@ -383,13 +385,19 @@ void ports_interrupt_notified_rpcs (void *object, mach_port_t port, int ports_notify_server (mach_msg_header_t *, mach_msg_header_t *); /* Notification server routines called by ports_notify_server. */ -extern kern_return_t ports_do_mach_notify_dead_name (mach_port_t notify, mach_port_t deadport); -extern kern_return_t ports_do_mach_notify_msg_accepted (mach_port_t notify, mach_port_t name); -extern kern_return_t ports_do_mach_notify_no_senders (mach_port_t port, mach_port_mscount_t count); -extern kern_return_t ports_do_mach_notify_port_deleted (mach_port_t notify, mach_port_t name); -extern kern_return_t ports_do_mach_notify_port_destroyed (mach_port_t notify, mach_port_t name); extern kern_return_t - ports_do_mach_notify_send_once (mach_port_t notify); + ports_do_mach_notify_dead_name (struct port_info *pi, mach_port_t deadport); +extern kern_return_t + ports_do_mach_notify_msg_accepted (struct port_info *pi, mach_port_t name); +extern kern_return_t + ports_do_mach_notify_no_senders (struct port_info *pi, + mach_port_mscount_t count); +extern kern_return_t + ports_do_mach_notify_port_deleted (struct port_info *pi, mach_port_t name); +extern kern_return_t + ports_do_mach_notify_port_destroyed (struct port_info *pi, mach_port_t name); +extern kern_return_t + ports_do_mach_notify_send_once (struct port_info *pi); /* A default interrupt server */ int ports_interrupt_server (mach_msg_header_t *, mach_msg_header_t *); -- cgit v1.2.3