1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/nsprpub/pr/include/md/_osf1.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,222 @@
1.4 +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
1.8 +
1.9 +#ifndef nspr_osf1_defs_h___
1.10 +#define nspr_osf1_defs_h___
1.11 +
1.12 +/*
1.13 + * Internal configuration macros
1.14 + */
1.15 +
1.16 +#define PR_LINKER_ARCH "osf"
1.17 +#define _PR_SI_SYSNAME "OSF"
1.18 +#define _PR_SI_ARCHITECTURE "alpha"
1.19 +#define PR_DLL_SUFFIX ".so"
1.20 +
1.21 +#define _PR_VMBASE 0x30000000
1.22 +#define _PR_STACK_VMBASE 0x50000000
1.23 +#define _MD_DEFAULT_STACK_SIZE 131072L
1.24 +#define _MD_MMAP_FLAGS MAP_PRIVATE
1.25 +
1.26 +#undef HAVE_STACK_GROWING_UP
1.27 +#undef HAVE_WEAK_IO_SYMBOLS
1.28 +#undef HAVE_WEAK_MALLOC_SYMBOLS
1.29 +#define HAVE_DLL
1.30 +#define HAVE_BSD_FLOCK
1.31 +
1.32 +#define NEED_TIME_R
1.33 +#define USE_DLFCN
1.34 +
1.35 +#define _PR_POLL_AVAILABLE
1.36 +#define _PR_USE_POLL
1.37 +#define _PR_STAT_HAS_ONLY_ST_ATIME
1.38 +#define _PR_HAVE_LARGE_OFF_T
1.39 +#define _PR_HAVE_GETIPNODEBYNAME
1.40 +#define _PR_HAVE_GETIPNODEBYADDR
1.41 +#define _PR_HAVE_GETADDRINFO
1.42 +#define _PR_INET6_PROBE
1.43 +#ifdef _PR_INET6
1.44 +#define _PR_HAVE_INET_NTOP
1.45 +#else
1.46 +#define AF_INET6 26
1.47 +#ifndef AI_CANONNAME
1.48 +#define AI_CANONNAME 0x00000002
1.49 +struct addrinfo {
1.50 + int ai_flags;
1.51 + int ai_family;
1.52 + int ai_socktype;
1.53 + int ai_protocol;
1.54 + size_t ai_addrlen;
1.55 + char *ai_canonname;
1.56 + struct sockaddr *ai_addr;
1.57 + struct addrinfo *ai_next;
1.58 +};
1.59 +#endif
1.60 +#define AI_V4MAPPED 0x00000010
1.61 +#define AI_ALL 0x00000008
1.62 +#define AI_ADDRCONFIG 0x00000020
1.63 +#endif
1.64 +#define _PR_HAVE_POSIX_SEMAPHORES
1.65 +#define PR_HAVE_POSIX_NAMED_SHARED_MEMORY
1.66 +
1.67 +#define USE_SETJMP
1.68 +
1.69 +#include <setjmp.h>
1.70 +
1.71 +/*
1.72 + * A jmp_buf is actually a struct sigcontext. The sc_sp field of
1.73 + * struct sigcontext is the stack pointer.
1.74 + */
1.75 +#define _MD_GET_SP(_t) (((struct sigcontext *) (_t)->md.context)->sc_sp)
1.76 +#define PR_NUM_GCREGS _JBLEN
1.77 +#define CONTEXT(_th) ((_th)->md.context)
1.78 +
1.79 +/*
1.80 +** Initialize a thread context to run "_main()" when started
1.81 +*/
1.82 +#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
1.83 +{ \
1.84 + *status = PR_TRUE; \
1.85 + if (setjmp(CONTEXT(_thread))) { \
1.86 + (*_main)(); \
1.87 + } \
1.88 + _MD_GET_SP(_thread) = (long) ((_sp) - 64); \
1.89 + _MD_GET_SP(_thread) &= ~15; \
1.90 +}
1.91 +
1.92 +#define _MD_SWITCH_CONTEXT(_thread) \
1.93 + if (!setjmp(CONTEXT(_thread))) { \
1.94 + (_thread)->md.errcode = errno; \
1.95 + _PR_Schedule(); \
1.96 + }
1.97 +
1.98 +/*
1.99 +** Restore a thread context, saved by _MD_SWITCH_CONTEXT
1.100 +*/
1.101 +#define _MD_RESTORE_CONTEXT(_thread) \
1.102 +{ \
1.103 + errno = (_thread)->md.errcode; \
1.104 + _MD_SET_CURRENT_THREAD(_thread); \
1.105 + longjmp(CONTEXT(_thread), 1); \
1.106 +}
1.107 +
1.108 +/* Machine-dependent (MD) data structures */
1.109 +
1.110 +struct _MDThread {
1.111 + jmp_buf context;
1.112 + int id;
1.113 + int errcode;
1.114 +};
1.115 +
1.116 +struct _MDThreadStack {
1.117 + PRInt8 notused;
1.118 +};
1.119 +
1.120 +struct _MDLock {
1.121 + PRInt8 notused;
1.122 +};
1.123 +
1.124 +struct _MDSemaphore {
1.125 + PRInt8 notused;
1.126 +};
1.127 +
1.128 +struct _MDCVar {
1.129 + PRInt8 notused;
1.130 +};
1.131 +
1.132 +struct _MDSegment {
1.133 + PRInt8 notused;
1.134 +};
1.135 +
1.136 +/*
1.137 + * md-specific cpu structure field
1.138 + */
1.139 +#define _PR_MD_MAX_OSFD FD_SETSIZE
1.140 +
1.141 +struct _MDCPU_Unix {
1.142 + PRCList ioQ;
1.143 + PRUint32 ioq_timeout;
1.144 + PRInt32 ioq_max_osfd;
1.145 + PRInt32 ioq_osfd_cnt;
1.146 +#ifndef _PR_USE_POLL
1.147 + fd_set fd_read_set, fd_write_set, fd_exception_set;
1.148 + PRInt16 fd_read_cnt[_PR_MD_MAX_OSFD],fd_write_cnt[_PR_MD_MAX_OSFD],
1.149 + fd_exception_cnt[_PR_MD_MAX_OSFD];
1.150 +#else
1.151 + struct pollfd *ioq_pollfds;
1.152 + int ioq_pollfds_size;
1.153 +#endif /* _PR_USE_POLL */
1.154 +};
1.155 +
1.156 +#define _PR_IOQ(_cpu) ((_cpu)->md.md_unix.ioQ)
1.157 +#define _PR_ADD_TO_IOQ(_pq, _cpu) PR_APPEND_LINK(&_pq.links, &_PR_IOQ(_cpu))
1.158 +#define _PR_FD_READ_SET(_cpu) ((_cpu)->md.md_unix.fd_read_set)
1.159 +#define _PR_FD_READ_CNT(_cpu) ((_cpu)->md.md_unix.fd_read_cnt)
1.160 +#define _PR_FD_WRITE_SET(_cpu) ((_cpu)->md.md_unix.fd_write_set)
1.161 +#define _PR_FD_WRITE_CNT(_cpu) ((_cpu)->md.md_unix.fd_write_cnt)
1.162 +#define _PR_FD_EXCEPTION_SET(_cpu) ((_cpu)->md.md_unix.fd_exception_set)
1.163 +#define _PR_FD_EXCEPTION_CNT(_cpu) ((_cpu)->md.md_unix.fd_exception_cnt)
1.164 +#define _PR_IOQ_TIMEOUT(_cpu) ((_cpu)->md.md_unix.ioq_timeout)
1.165 +#define _PR_IOQ_MAX_OSFD(_cpu) ((_cpu)->md.md_unix.ioq_max_osfd)
1.166 +#define _PR_IOQ_OSFD_CNT(_cpu) ((_cpu)->md.md_unix.ioq_osfd_cnt)
1.167 +#define _PR_IOQ_POLLFDS(_cpu) ((_cpu)->md.md_unix.ioq_pollfds)
1.168 +#define _PR_IOQ_POLLFDS_SIZE(_cpu) ((_cpu)->md.md_unix.ioq_pollfds_size)
1.169 +
1.170 +#define _PR_IOQ_MIN_POLLFDS_SIZE(_cpu) 32
1.171 +
1.172 +struct _MDCPU {
1.173 + struct _MDCPU_Unix md_unix;
1.174 +};
1.175 +
1.176 +#ifndef _PR_PTHREADS
1.177 +#define _MD_INIT_LOCKS()
1.178 +#endif
1.179 +#define _MD_NEW_LOCK(lock) PR_SUCCESS
1.180 +#define _MD_FREE_LOCK(lock)
1.181 +#define _MD_LOCK(lock)
1.182 +#define _MD_UNLOCK(lock)
1.183 +#define _MD_INIT_IO()
1.184 +#define _MD_IOQ_LOCK()
1.185 +#define _MD_IOQ_UNLOCK()
1.186 +
1.187 +/*
1.188 + * The following are copied from _sunos.h, _aix.h. This means
1.189 + * some of them should probably be moved into _unixos.h. But
1.190 + * _irix.h seems to be quite different in regard to these macros.
1.191 + */
1.192 +#define _MD_INTERVAL_USE_GTOD
1.193 +
1.194 +#define _MD_EARLY_INIT _MD_EarlyInit
1.195 +#define _MD_FINAL_INIT _PR_UnixInit
1.196 +#define _MD_INIT_RUNNING_CPU(cpu) _MD_unix_init_running_cpu(cpu)
1.197 +#define _MD_INIT_THREAD _MD_InitializeThread
1.198 +#define _MD_EXIT_THREAD(thread)
1.199 +#define _MD_SUSPEND_THREAD(thread)
1.200 +#define _MD_RESUME_THREAD(thread)
1.201 +#define _MD_CLEAN_THREAD(_thread)
1.202 +
1.203 +/* The following defines unwrapped versions of select() and poll(). */
1.204 +#include <sys/time.h>
1.205 +extern int __select (int, fd_set *, fd_set *, fd_set *, struct timeval *);
1.206 +#define _MD_SELECT __select
1.207 +
1.208 +#include <sys/poll.h>
1.209 +#define _MD_POLL __poll
1.210 +extern int __poll(struct pollfd filedes[], unsigned int nfds, int timeout);
1.211 +
1.212 +/*
1.213 + * Atomic operations
1.214 + */
1.215 +#ifdef OSF1_HAVE_MACHINE_BUILTINS_H
1.216 +#include <machine/builtins.h>
1.217 +#define _PR_HAVE_ATOMIC_OPS
1.218 +#define _MD_INIT_ATOMIC()
1.219 +#define _MD_ATOMIC_INCREMENT(val) (__ATOMIC_INCREMENT_LONG(val) + 1)
1.220 +#define _MD_ATOMIC_ADD(ptr, val) (__ATOMIC_ADD_LONG(ptr, val) + val)
1.221 +#define _MD_ATOMIC_DECREMENT(val) (__ATOMIC_DECREMENT_LONG(val) - 1)
1.222 +#define _MD_ATOMIC_SET(val, newval) __ATOMIC_EXCH_LONG(val, newval)
1.223 +#endif /* OSF1_HAVE_MACHINE_BUILTINS_H */
1.224 +
1.225 +#endif /* nspr_osf1_defs_h___ */
