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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nspr_dgux_defs_h___
#define nspr_dgux_defs_h___
/*
* Internal configuration macros
*/
#define PR_LINKER_ARCH "dgux"
#define _PR_SI_SYSNAME "DGUX"
#define _PR_SI_ARCHITECTURE "x86"
#define PR_DLL_SUFFIX ".so"
#define _PR_VMBASE 0x30000000
#define _PR_STACK_VMBASE 0x50000000
#define _MD_DEFAULT_STACK_SIZE 65536L
#define _MD_MMAP_FLAGS MAP_PRIVATE
#ifndef HAVE_WEAK_IO_SYMBOLS
#define HAVE_WEAK_IO_SYMBOLS
#endif
#undef HAVE_STACK_GROWING_UP
#define HAVE_NETCONFIG
#define HAVE_DLL
#define USE_DLFCN
#define NEED_STRFTIME_LOCK
#define NEED_TIME_R
#define _PR_NEED_STRCASECMP
#define _PR_POLL_AVAILABLE
#define _PR_USE_POLL
#define _PR_NO_LARGE_FILES
#define _PR_STAT_HAS_ONLY_ST_ATIME
#define USE_SETJMP
#include <setjmp.h>
#define _SETJMP setjmp
#define _LONGJMP longjmp
#define _PR_CONTEXT_TYPE jmp_buf
#define _MD_GET_SP(_t) (_t)->md.context[4]
#define _PR_NUM_GCREGS _JBLEN
#define CONTEXT(_th) ((_th)->md.context)
/*
** Initialize the thread context preparing it to execute _main.
*/
#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
{ \
*status = PR_TRUE; \
if(_SETJMP(CONTEXT(_thread))) (*_main)(); \
_MD_GET_SP(_thread) = (int) ((_sp) - 128); \
}
#define _MD_SWITCH_CONTEXT(_thread) \
if (!_SETJMP(CONTEXT(_thread))) { \
(_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); \
_LONGJMP(CONTEXT(_thread), 1); \
}
/* Machine-dependent (MD) data structures.
* Don't use SVR4 native threads (yet).
*/
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()
/*
* The following are copied from _sunos.h, _aix.h. This means
* some of them should probably be moved into _unixos.h. But
* _irix.h seems to be quite different in regard to these macros.
*/
#define _MD_INTERVAL_USE_GTOD
#define _MD_EARLY_INIT _MD_EarlyInit
#define _MD_FINAL_INIT _PR_UnixInit
#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)
#define _MD_RESUME_THREAD(thread)
#define _MD_CLEAN_THREAD(_thread)
/*
* We wrapped the select() call. _MD_SELECT refers to the built-in,
* unwrapped version.
*/
#include <unistd.h>
#include <sys/types.h>
#include <sys/time.h>
extern int _select(int nfds, fd_set *readfds, fd_set *writefds,
fd_set *execptfds, struct timeval *timeout);
#define _MD_SELECT _select
#define _MD_POLL _poll
#include <poll.h>
#include <stropts.h>
extern int _poll(struct pollfd *fds, unsigned long nfds, int timeout);
#endif /* nspr_dgux_defs_h___ */
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