mirror of
https://github.com/rn10950/RetroZilla.git
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298 lines
8.7 KiB
C
298 lines
8.7 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Netscape Portable Runtime (NSPR).
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998-2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nspr_xhppa_defs_h___
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#define nspr_xhppa_defs_h___
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/*
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* Internal configuration macros
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*/
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#define PR_LINKER_ARCH "hpux"
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#define _PR_SI_SYSNAME "HPUX"
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#ifdef __ia64
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#define _PR_SI_ARCHITECTURE "ia64"
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#define PR_DLL_SUFFIX ".so"
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#else
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/*
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* _PR_SI_ARCHITECTURE must be "hppa1.1" for backward compatibility.
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* It was changed to "hppa" in NSPR 4.6.2, but was changed back in
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* NSPR 4.6.4.
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*/
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#define _PR_SI_ARCHITECTURE "hppa1.1"
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#define PR_DLL_SUFFIX ".sl"
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#endif
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#define _PR_VMBASE 0x30000000
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#define _PR_STACK_VMBASE 0x50000000
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/*
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* _USE_BIG_FDS increases the size of fd_set from 256 bytes to
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* about 7500 bytes. PR_Poll allocates three fd_sets on the
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* stack, so it is safer to also increase the default thread
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* stack size.
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*/
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#define _MD_DEFAULT_STACK_SIZE (2*65536L)
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#define _MD_MINIMUM_STACK_SIZE (2*65536L)
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#define _MD_MMAP_FLAGS MAP_PRIVATE
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#define NEED_TIME_R
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#define HAVE_STACK_GROWING_UP
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#undef HAVE_WEAK_IO_SYMBOLS
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#undef HAVE_WEAK_MALLOC_SYMBOLS
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#define HAVE_DLL
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#ifdef IS_64
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#define USE_DLFCN
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#else
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#define USE_HPSHL
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#endif
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#ifndef HAVE_STRERROR
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#define HAVE_STRERROR
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#endif
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#define _PR_POLL_AVAILABLE
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#define _PR_USE_POLL
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#define _PR_STAT_HAS_ONLY_ST_ATIME
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#define _PR_HAVE_POSIX_SEMAPHORES
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#define PR_HAVE_POSIX_NAMED_SHARED_MEMORY
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#define _PR_ACCEPT_INHERIT_NONBLOCK
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#if defined(__ia64)
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#define _PR_HAVE_ATOMIC_OPS
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#define _MD_INIT_ATOMIC()
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extern PRInt32 _PR_ia64_AtomicIncrement(PRInt32 *val);
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#define _MD_ATOMIC_INCREMENT _PR_ia64_AtomicIncrement
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extern PRInt32 _PR_ia64_AtomicDecrement(PRInt32 *val);
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#define _MD_ATOMIC_DECREMENT _PR_ia64_AtomicDecrement
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extern PRInt32 _PR_ia64_AtomicAdd(PRInt32 *ptr, PRInt32 val);
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#define _MD_ATOMIC_ADD _PR_ia64_AtomicAdd
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extern PRInt32 _PR_ia64_AtomicSet(PRInt32 *val, PRInt32 newval);
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#define _MD_ATOMIC_SET _PR_ia64_AtomicSet
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#endif
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#define _PR_HAVE_GETIPNODEBYNAME
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#define _PR_HAVE_GETIPNODEBYADDR
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#define _PR_HAVE_GETADDRINFO
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#ifdef _PR_INET6
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#define _PR_HAVE_INET_NTOP
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#else
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#define _PR_INET6_PROBE
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#define _PR_HAVE_MD_SOCKADDR_IN6
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/* isomorphic to struct in6_addr on HP-UX B.11.23 */
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struct _md_in6_addr {
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union {
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PRUint8 _S6_u8[16];
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PRUint16 _S6_u16[8];
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PRUint32 _S6_u32[4];
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PRUint32 __S6_align;
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} _s6_un;
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};
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/* isomorphic to struct sockaddr_in6 on HP-UX B.11.23 */
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struct _md_sockaddr_in6 {
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PRUint16 sin6_family;
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PRUint16 sin6_port;
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PRUint32 sin6_flowinfo;
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struct _md_in6_addr sin6_addr;
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PRUint32 sin6_scope_id;
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};
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#endif
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#if !defined(_PR_PTHREADS)
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#include <syscall.h>
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#include <setjmp.h>
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#define USE_SETJMP
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#define _MD_GET_SP(_t) (*((int *)((_t)->md.jb) + 1))
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#define PR_NUM_GCREGS _JBLEN
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/* Caveat: This makes jmp_buf full of doubles. */
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#define CONTEXT(_th) ((_th)->md.jb)
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/* Stack needs two frames (64 bytes) at the bottom */ \
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#define _MD_SET_THR_SP(_t, _sp) ((_MD_GET_SP(_t)) = (int) (_sp + 64 *2))
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#define SAVE_CONTEXT(_th) _setjmp(CONTEXT(_th))
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#define GOTO_CONTEXT(_th) _longjmp(CONTEXT(_th), 1)
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#if !defined(PTHREADS_USER)
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#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
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{ \
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*(status) = PR_TRUE; \
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if (_setjmp(CONTEXT(_thread))) (*_main)(); \
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/* Stack needs two frames (64 bytes) at the bottom */ \
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(_MD_GET_SP(_thread)) = (int) ((_sp) + 64*2); \
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}
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#define _MD_SWITCH_CONTEXT(_thread) \
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if (!_setjmp(CONTEXT(_thread))) { \
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(_thread)->md.errcode = errno; \
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_PR_Schedule(); \
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}
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/*
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** Restore a thread context, saved by _MD_SWITCH_CONTEXT
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*/
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#define _MD_RESTORE_CONTEXT(_thread) \
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{ \
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errno = (_thread)->md.errcode; \
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_MD_SET_CURRENT_THREAD(_thread); \
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_longjmp(CONTEXT(_thread), 1); \
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}
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/* Machine-dependent (MD) data structures. HP-UX has no native threads. */
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struct _MDThread {
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jmp_buf jb;
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int id;
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int errcode;
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};
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struct _MDThreadStack {
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PRInt8 notused;
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};
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struct _MDLock {
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PRInt8 notused;
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};
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struct _MDSemaphore {
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PRInt8 notused;
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};
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struct _MDCVar {
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PRInt8 notused;
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};
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struct _MDSegment {
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PRInt8 notused;
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};
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/*
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* md-specific cpu structure field
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*/
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#define _PR_MD_MAX_OSFD FD_SETSIZE
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struct _MDCPU_Unix {
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PRCList ioQ;
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PRUint32 ioq_timeout;
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PRInt32 ioq_max_osfd;
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PRInt32 ioq_osfd_cnt;
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#ifndef _PR_USE_POLL
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fd_set fd_read_set, fd_write_set, fd_exception_set;
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PRInt16 fd_read_cnt[_PR_MD_MAX_OSFD],fd_write_cnt[_PR_MD_MAX_OSFD],
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fd_exception_cnt[_PR_MD_MAX_OSFD];
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#else
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struct pollfd *ioq_pollfds;
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int ioq_pollfds_size;
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#endif /* _PR_USE_POLL */
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};
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#define _PR_IOQ(_cpu) ((_cpu)->md.md_unix.ioQ)
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#define _PR_ADD_TO_IOQ(_pq, _cpu) PR_APPEND_LINK(&_pq.links, &_PR_IOQ(_cpu))
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#define _PR_FD_READ_SET(_cpu) ((_cpu)->md.md_unix.fd_read_set)
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#define _PR_FD_READ_CNT(_cpu) ((_cpu)->md.md_unix.fd_read_cnt)
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#define _PR_FD_WRITE_SET(_cpu) ((_cpu)->md.md_unix.fd_write_set)
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#define _PR_FD_WRITE_CNT(_cpu) ((_cpu)->md.md_unix.fd_write_cnt)
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#define _PR_FD_EXCEPTION_SET(_cpu) ((_cpu)->md.md_unix.fd_exception_set)
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#define _PR_FD_EXCEPTION_CNT(_cpu) ((_cpu)->md.md_unix.fd_exception_cnt)
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#define _PR_IOQ_TIMEOUT(_cpu) ((_cpu)->md.md_unix.ioq_timeout)
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#define _PR_IOQ_MAX_OSFD(_cpu) ((_cpu)->md.md_unix.ioq_max_osfd)
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#define _PR_IOQ_OSFD_CNT(_cpu) ((_cpu)->md.md_unix.ioq_osfd_cnt)
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#define _PR_IOQ_POLLFDS(_cpu) ((_cpu)->md.md_unix.ioq_pollfds)
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#define _PR_IOQ_POLLFDS_SIZE(_cpu) ((_cpu)->md.md_unix.ioq_pollfds_size)
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#define _PR_IOQ_MIN_POLLFDS_SIZE(_cpu) 32
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struct _MDCPU {
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struct _MDCPU_Unix md_unix;
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};
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#define _MD_INIT_LOCKS()
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#define _MD_NEW_LOCK(lock) PR_SUCCESS
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#define _MD_FREE_LOCK(lock)
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#define _MD_LOCK(lock)
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#define _MD_UNLOCK(lock)
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#define _MD_INIT_IO()
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#define _MD_IOQ_LOCK()
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#define _MD_IOQ_UNLOCK()
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#define _MD_INIT_RUNNING_CPU(cpu) _MD_unix_init_running_cpu(cpu)
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#define _MD_INIT_THREAD _MD_InitializeThread
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#define _MD_EXIT_THREAD(thread)
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#define _MD_SUSPEND_THREAD(thread) _MD_suspend_thread
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#define _MD_RESUME_THREAD(thread) _MD_resume_thread
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#define _MD_CLEAN_THREAD(_thread)
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#else /* PTHREADS_USER */
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#include "_nspr_pthread.h"
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#endif /* PTHREADS_USER */
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#endif /* !defined(_PR_PTHREADS) */
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#if !defined(PTHREADS_USER)
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#define _MD_EARLY_INIT _MD_EarlyInit
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#define _MD_FINAL_INIT _PR_UnixInit
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#endif
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#if defined(HPUX_LW_TIMER)
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extern void _PR_HPUX_LW_IntervalInit(void);
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extern PRIntervalTime _PR_HPUX_LW_GetInterval(void);
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#define _MD_INTERVAL_INIT _PR_HPUX_LW_IntervalInit
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#define _MD_GET_INTERVAL _PR_HPUX_LW_GetInterval
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#define _MD_INTERVAL_PER_SEC() 1000
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#else
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#define _MD_GET_INTERVAL _PR_UNIX_GetInterval
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#define _MD_INTERVAL_PER_SEC _PR_UNIX_TicksPerSecond
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#endif
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/*
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* We wrapped the select() call. _MD_SELECT refers to the built-in,
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* unwrapped version.
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*/
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#define _MD_SELECT(nfds,r,w,e,tv) syscall(SYS_select,nfds,r,w,e,tv)
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#include <poll.h>
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#define _MD_POLL(fds,nfds,timeout) syscall(SYS_poll,fds,nfds,timeout)
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#ifdef HPUX11
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extern void _MD_hpux_map_sendfile_error(int err);
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#endif /* HPUX11 */
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#endif /* nspr_xhppa_defs_h___ */
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