_netbsd.h
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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
- /*
- * The contents of this file are subject to the Mozilla Public
- * License Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of
- * the License at http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS
- * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- * implied. See the License for the specific language governing
- * rights and limitations under the License.
- *
- * The Original Code is the Netscape Portable Runtime (NSPR).
- *
- * The Initial Developer of the Original Code is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998-2000 Netscape Communications Corporation. All
- * Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL"), in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your
- * version of this file only under the terms of the GPL and not to
- * allow others to use your version of this file under the MPL,
- * indicate your decision by deleting the provisions above and
- * replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient
- * may use your version of this file under either the MPL or the
- * GPL.
- */
- #ifndef nspr_netbsd_defs_h___
- #define nspr_netbsd_defs_h___
- #include <sys/syscall.h>
- #include <sys/param.h> /* for __NetBSD_Version__ */
- #define PR_LINKER_ARCH "netbsd"
- #define _PR_SI_SYSNAME "NetBSD"
- #if defined(__i386__)
- #define _PR_SI_ARCHITECTURE "x86"
- #elif defined(__alpha__)
- #define _PR_SI_ARCHITECTURE "alpha"
- #elif defined(__m68k__)
- #define _PR_SI_ARCHITECTURE "m68k"
- #elif defined(__powerpc__)
- #define _PR_SI_ARCHITECTURE "powerpc"
- #elif defined(__sparc_v9__)
- #define _PR_SI_ARCHITECTURE "sparc64"
- #elif defined(__sparc__)
- #define _PR_SI_ARCHITECTURE "sparc"
- #elif defined(__mips__)
- #define _PR_SI_ARCHITECTURE "mips"
- #elif defined(__arm32__) || defined(__arm__) || defined(__armel__)
- || defined(__armeb__)
- #define _PR_SI_ARCHITECTURE "arm"
- #endif
- #if defined(__ELF__)
- #define PR_DLL_SUFFIX ".so"
- #else
- #define PR_DLL_SUFFIX ".so.1.0"
- #endif
- #define _PR_VMBASE 0x30000000
- #define _PR_STACK_VMBASE 0x50000000
- #define _MD_DEFAULT_STACK_SIZE 65536L
- #define _MD_MMAP_FLAGS MAP_PRIVATE
- #undef HAVE_STACK_GROWING_UP
- #define HAVE_DLL
- #define USE_DLFCN
- #define _PR_HAVE_SOCKADDR_LEN
- #define _PR_NO_LARGE_FILES
- #define _PR_STAT_HAS_ST_ATIMESPEC
- #define _PR_POLL_AVAILABLE
- #define _PR_USE_POLL
- #define _PR_HAVE_SYSV_SEMAPHORES
- #define PR_HAVE_SYSV_NAMED_SHARED_MEMORY
- #if __NetBSD_Version__ >= 105000000
- #define _PR_INET6
- #define _PR_HAVE_INET_NTOP
- #define _PR_HAVE_GETHOSTBYNAME2
- #define _PR_HAVE_GETADDRINFO
- #define _PR_INET6_PROBE
- #endif
- #if __NetBSD_Version__ >= 106370000
- /* NetBSD 1.6ZK */
- #define _PR_HAVE_GETPROTO_R
- #define _PR_HAVE_GETPROTO_R_INT
- #endif
- #define USE_SETJMP
- #ifndef _PR_PTHREADS
- #include <setjmp.h>
- #define PR_CONTEXT_TYPE sigjmp_buf
- #define CONTEXT(_th) ((_th)->md.context)
- /*
- ** Initialize a thread context to run "_main()" when started
- */
- #ifdef __i386__
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, status)
- {
- sigsetjmp(CONTEXT(_thread), 1);
- CONTEXT(_thread)[2] = (unsigned char*) ((_sp) - 128);
- CONTEXT(_thread)[0] = (int) _main;
- *status = PR_TRUE;
- }
- #define _MD_GET_SP(_thread) CONTEXT(_thread)[2]
- #endif
- #ifdef __sparc_v9__
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, status)
- {
- sigsetjmp(CONTEXT(_thread), 1);
- CONTEXT(_thread)[1] = (unsigned char*) ((_sp) - 176 - 0x7ff);
- CONTEXT(_thread)[2] = (long) _main;
- CONTEXT(_thread)[3] = (long) _main + 4;
- *status = PR_TRUE;
- }
- #define _MD_GET_SP(_thread) (CONTEXT(_thread)[2]+0x7ff)
- #elif defined(__sparc__)
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, status)
- {
- sigsetjmp(CONTEXT(_thread), 1);
- CONTEXT(_thread)[2] = (unsigned char*) ((_sp) - 128);
- CONTEXT(_thread)[3] = (int) _main;
- CONTEXT(_thread)[4] = (int) _main + 4;
- *status = PR_TRUE;
- }
- #define _MD_GET_SP(_thread) CONTEXT(_thread)[2]
- #endif
- #ifdef __powerpc__
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, status)
- {
- sigsetjmp(CONTEXT(_thread), 1);
- CONTEXT(_thread)[3] = (unsigned char*) ((_sp) - 128);
- CONTEXT(_thread)[4] = (int) _main;
- *status = PR_TRUE;
- }
- #define _MD_GET_SP(_thread) CONTEXT(_thread)[3]
- #endif
- #ifdef __m68k__
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, status)
- {
- sigsetjmp(CONTEXT(_thread), 1);
- CONTEXT(_thread)[2] = (unsigned char*) ((_sp) - 128);
- CONTEXT(_thread)[5] = (int) _main;
- *status = PR_TRUE;
- }
- #define _MD_GET_SP(_thread) CONTEXT(_thread)[2]
- #endif
- #ifdef __mips__
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, status)
- {
- sigsetjmp(CONTEXT(_thread), 1);
- CONTEXT(_thread)[32] = (unsigned char*) ((_sp) - 128);
- CONTEXT(_thread)[2] = (int) _main;
- CONTEXT(_thread)[28] = (int) _main;
- *status = PR_TRUE;
- }
- #define _MD_GET_SP(_thread) CONTEXT(_thread)[32]
- #endif
- #if defined(__arm32__) || defined(__arm__) || defined(__armel__)
- || defined(__armeb__)
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, status)
- {
- sigsetjmp(CONTEXT(_thread), 1);
- CONTEXT(_thread)[23] = (unsigned char*) ((_sp) - 128);
- CONTEXT(_thread)[24] = (int) _main;
- *status = PR_TRUE;
- }
- #define _MD_GET_SP(_thread) CONTEXT(_thread)[23]
- #endif
- #ifdef __alpha__
- #define _MD_INIT_CONTEXT(_thread, _sp, _main, status)
- {
- sigsetjmp(CONTEXT(_thread), 1);
- CONTEXT(_thread)[34] = (unsigned char*) ((_sp) - 128);
- CONTEXT(_thread)[2] = (long) _main;
- CONTEXT(_thread)[30] = (long) _main;
- CONTEXT(_thread)[31] = (long) _main;
- *status = PR_TRUE;
- }
- #define _MD_GET_SP(_thread) CONTEXT(_thread)[34]
- #endif
- #ifndef _MD_INIT_CONTEXT
- #error "Need to define _MD_INIT_CONTEXT for this platform"
- #endif
- #define PR_NUM_GCREGS _JBLEN
- #define _MD_SWITCH_CONTEXT(_thread)
- if (!sigsetjmp(CONTEXT(_thread), 1)) {
- (_thread)->md.errcode = errno;
- _PR_Schedule();
- }
- /*
- ** Restore a thread context, saved by _MD_SWITCH_CONTEXT
- */
- #define _MD_RESTORE_CONTEXT(_thread)
- {
- errno = (_thread)->md.errcode;
- _MD_SET_CURRENT_THREAD(_thread);
- siglongjmp(CONTEXT(_thread), 1);
- }
- /* Machine-dependent (MD) data structures */
- struct _MDThread {
- PR_CONTEXT_TYPE context;
- int id;
- int errcode;
- };
- struct _MDThreadStack {
- PRInt8 notused;
- };
- struct _MDLock {
- PRInt8 notused;
- };
- struct _MDSemaphore {
- PRInt8 notused;
- };
- struct _MDCVar {
- PRInt8 notused;
- };
- struct _MDSegment {
- PRInt8 notused;
- };
- /*
- * md-specific cpu structure field
- */
- #define _PR_MD_MAX_OSFD FD_SETSIZE
- struct _MDCPU_Unix {
- PRCList ioQ;
- PRUint32 ioq_timeout;
- PRInt32 ioq_max_osfd;
- PRInt32 ioq_osfd_cnt;
- #ifndef _PR_USE_POLL
- fd_set fd_read_set, fd_write_set, fd_exception_set;
- PRInt16 fd_read_cnt[_PR_MD_MAX_OSFD],fd_write_cnt[_PR_MD_MAX_OSFD],
- fd_exception_cnt[_PR_MD_MAX_OSFD];
- #else
- struct pollfd *ioq_pollfds;
- int ioq_pollfds_size;
- #endif /* _PR_USE_POLL */
- };
- #define _PR_IOQ(_cpu) ((_cpu)->md.md_unix.ioQ)
- #define _PR_ADD_TO_IOQ(_pq, _cpu) PR_APPEND_LINK(&_pq.links, &_PR_IOQ(_cpu))
- #define _PR_FD_READ_SET(_cpu) ((_cpu)->md.md_unix.fd_read_set)
- #define _PR_FD_READ_CNT(_cpu) ((_cpu)->md.md_unix.fd_read_cnt)
- #define _PR_FD_WRITE_SET(_cpu) ((_cpu)->md.md_unix.fd_write_set)
- #define _PR_FD_WRITE_CNT(_cpu) ((_cpu)->md.md_unix.fd_write_cnt)
- #define _PR_FD_EXCEPTION_SET(_cpu) ((_cpu)->md.md_unix.fd_exception_set)
- #define _PR_FD_EXCEPTION_CNT(_cpu) ((_cpu)->md.md_unix.fd_exception_cnt)
- #define _PR_IOQ_TIMEOUT(_cpu) ((_cpu)->md.md_unix.ioq_timeout)
- #define _PR_IOQ_MAX_OSFD(_cpu) ((_cpu)->md.md_unix.ioq_max_osfd)
- #define _PR_IOQ_OSFD_CNT(_cpu) ((_cpu)->md.md_unix.ioq_osfd_cnt)
- #define _PR_IOQ_POLLFDS(_cpu) ((_cpu)->md.md_unix.ioq_pollfds)
- #define _PR_IOQ_POLLFDS_SIZE(_cpu) ((_cpu)->md.md_unix.ioq_pollfds_size)
- #define _PR_IOQ_MIN_POLLFDS_SIZE(_cpu) 32
- struct _MDCPU {
- struct _MDCPU_Unix md_unix;
- };
- #define _MD_INIT_LOCKS()
- #define _MD_NEW_LOCK(lock) PR_SUCCESS
- #define _MD_FREE_LOCK(lock)
- #define _MD_LOCK(lock)
- #define _MD_UNLOCK(lock)
- #define _MD_INIT_IO()
- #define _MD_IOQ_LOCK()
- #define _MD_IOQ_UNLOCK()
- #define _MD_INIT_RUNNING_CPU(cpu) _MD_unix_init_running_cpu(cpu)
- #define _MD_INIT_THREAD _MD_InitializeThread
- #define _MD_EXIT_THREAD(thread)
- #define _MD_SUSPEND_THREAD(thread) _MD_suspend_thread
- #define _MD_RESUME_THREAD(thread) _MD_resume_thread
- #define _MD_CLEAN_THREAD(_thread)
- #endif /* ! _PR_PTHREADS */
- #define _MD_EARLY_INIT _MD_EarlyInit
- #define _MD_FINAL_INIT _PR_UnixInit
- #define _MD_GET_INTERVAL _PR_UNIX_GetInterval
- #define _MD_INTERVAL_PER_SEC _PR_UNIX_TicksPerSecond
- /*
- * We wrapped the select() call. _MD_SELECT refers to the built-in,
- * unwrapped version.
- */
- #define _MD_SELECT(nfds,r,w,e,tv) syscall(SYS_select,nfds,r,w,e,tv)
- #if defined(_PR_POLL_AVAILABLE)
- #include <poll.h>
- #define _MD_POLL(fds,nfds,timeout) syscall(SYS_poll,fds,nfds,timeout)
- #endif
- #if NetBSD1_3 == 1L
- typedef unsigned int nfds_t;
- #endif
- #endif /* nspr_netbsd_defs_h___ */