mirror of
https://github.com/classilla/tenfourfox.git
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625 lines
20 KiB
C
625 lines
20 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef prunixos_h___
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#define prunixos_h___
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/*
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* If FD_SETSIZE is not defined on the command line, set the default value
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* before include select.h
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*/
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/*
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* Linux: FD_SETSIZE is defined in /usr/include/sys/select.h and should
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* not be redefined.
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*/
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#if !defined(LINUX) && !defined(__GNU__) && !defined(__GLIBC__) \
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&& !defined(DARWIN)
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#ifndef FD_SETSIZE
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#define FD_SETSIZE 4096
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#endif
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#endif
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#include <unistd.h>
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#include <stddef.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#include <errno.h>
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#include "prio.h"
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#include "prmem.h"
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#include "prclist.h"
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/*
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* For select(), fd_set, and struct timeval.
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*
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* In The Single UNIX(R) Specification, Version 2,
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* the header file for select() is <sys/time.h>.
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* In Version 3, the header file for select() is
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* changed to <sys/select.h>.
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*
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* fd_set is defined in <sys/types.h>. Usually
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* <sys/time.h> includes <sys/types.h>, but on some
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* older systems <sys/time.h> does not include
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* <sys/types.h>, so we include it explicitly.
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*/
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#include <sys/time.h>
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#include <sys/types.h>
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#if defined(AIX) || defined(SYMBIAN)
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#include <sys/select.h>
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#endif
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#ifndef SYMBIAN
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#define HAVE_NETINET_TCP_H
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#endif
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#define _PR_HAVE_O_APPEND
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#define PR_DIRECTORY_SEPARATOR '/'
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#define PR_DIRECTORY_SEPARATOR_STR "/"
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#define PR_PATH_SEPARATOR ':'
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#define PR_PATH_SEPARATOR_STR ":"
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typedef int (*FARPROC)();
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/*
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* intervals at which GLOBAL threads wakeup to check for pending interrupt
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*/
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#define _PR_INTERRUPT_CHECK_INTERVAL_SECS 5
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extern PRIntervalTime intr_timeout_ticks;
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/*
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* The bit flags for the in_flags and out_flags fields
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* of _PR_UnixPollDesc
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*/
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#ifdef _PR_USE_POLL
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#define _PR_UNIX_POLL_READ POLLIN
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#define _PR_UNIX_POLL_WRITE POLLOUT
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#define _PR_UNIX_POLL_EXCEPT POLLPRI
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#define _PR_UNIX_POLL_ERR POLLERR
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#define _PR_UNIX_POLL_NVAL POLLNVAL
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#define _PR_UNIX_POLL_HUP POLLHUP
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#else /* _PR_USE_POLL */
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#define _PR_UNIX_POLL_READ 0x1
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#define _PR_UNIX_POLL_WRITE 0x2
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#define _PR_UNIX_POLL_EXCEPT 0x4
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#define _PR_UNIX_POLL_ERR 0x8
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#define _PR_UNIX_POLL_NVAL 0x10
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#define _PR_UNIX_POLL_HUP 0x20
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#endif /* _PR_USE_POLL */
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typedef struct _PRUnixPollDesc {
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PRInt32 osfd;
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PRInt16 in_flags;
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PRInt16 out_flags;
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} _PRUnixPollDesc;
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typedef struct PRPollQueue {
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PRCList links; /* for linking PRPollQueue's together */
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_PRUnixPollDesc *pds; /* array of poll descriptors */
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PRUintn npds; /* length of the array */
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PRPackedBool on_ioq; /* is this on the async i/o work q? */
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PRIntervalTime timeout; /* timeout, in ticks */
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struct PRThread *thr;
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} PRPollQueue;
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#define _PR_POLLQUEUE_PTR(_qp) \
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((PRPollQueue*) ((char*) (_qp) - offsetof(PRPollQueue,links)))
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extern PRInt32 _PR_WaitForMultipleFDs(
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_PRUnixPollDesc *unixpds,
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PRInt32 pdcnt,
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PRIntervalTime timeout);
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extern void _PR_Unblock_IO_Wait(struct PRThread *thr);
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#if defined(_PR_LOCAL_THREADS_ONLY) || defined(_PR_GLOBAL_THREADS_ONLY)
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#define _MD_CHECK_FOR_EXIT()
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#endif
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extern fd_set _pr_md_read_set, _pr_md_write_set, _pr_md_exception_set;
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extern PRInt16 _pr_md_read_cnt[], _pr_md_write_cnt[], _pr_md_exception_cnt[];
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extern PRInt32 _pr_md_ioq_max_osfd;
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extern PRUint32 _pr_md_ioq_timeout;
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struct _MDFileDesc {
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int osfd;
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#if defined(LINUX) && defined(_PR_PTHREADS)
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int tcp_nodelay; /* used by pt_LinuxSendFile */
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#endif
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};
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struct _MDDir {
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DIR *d;
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};
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struct _PRCPU;
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extern void _MD_unix_init_running_cpu(struct _PRCPU *cpu);
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/*
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** Make a redzone at both ends of the stack segment. Disallow access
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** to those pages of memory. It's ok if the mprotect call's don't
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** work - it just means that we don't really have a functional
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** redzone.
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*/
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#include <sys/mman.h>
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#ifndef PROT_NONE
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#define PROT_NONE 0x0
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#endif
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#if defined(DEBUG) && !defined(DARWIN)
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#if !defined(SOLARIS)
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#include <string.h> /* for memset() */
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#define _MD_INIT_STACK(ts,REDZONE) \
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PR_BEGIN_MACRO \
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(void) mprotect((void*)ts->seg->vaddr, REDZONE, PROT_NONE); \
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(void) mprotect((void*) ((char*)ts->seg->vaddr + REDZONE + ts->stackSize),\
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REDZONE, PROT_NONE); \
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/* \
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** Fill stack memory with something that turns into an illegal \
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** pointer value. This will sometimes find runtime references to \
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** uninitialized pointers. We don't do this for solaris because we \
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** can use purify instead. \
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*/ \
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if (_pr_debugStacks) { \
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memset(ts->allocBase + REDZONE, 0xf7, ts->stackSize); \
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} \
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PR_END_MACRO
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#else /* !SOLARIS */
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#define _MD_INIT_STACK(ts,REDZONE) \
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PR_BEGIN_MACRO \
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(void) mprotect((void*)ts->seg->vaddr, REDZONE, PROT_NONE); \
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(void) mprotect((void*) ((char*)ts->seg->vaddr + REDZONE + ts->stackSize),\
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REDZONE, PROT_NONE); \
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PR_END_MACRO
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#endif /* !SOLARIS */
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/*
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* _MD_CLEAR_STACK
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* Allow access to the redzone pages; the access was turned off in
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* _MD_INIT_STACK.
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*/
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#define _MD_CLEAR_STACK(ts) \
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PR_BEGIN_MACRO \
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(void) mprotect((void*)ts->seg->vaddr, REDZONE, PROT_READ|PROT_WRITE);\
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(void) mprotect((void*) ((char*)ts->seg->vaddr + REDZONE + ts->stackSize),\
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REDZONE, PROT_READ|PROT_WRITE); \
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PR_END_MACRO
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#else /* DEBUG */
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#define _MD_INIT_STACK(ts,REDZONE)
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#define _MD_CLEAR_STACK(ts)
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#endif /* DEBUG */
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#if !defined(SOLARIS)
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#define PR_SET_INTSOFF(newval)
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#endif
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/************************************************************************/
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extern void _PR_UnixInit(void);
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extern void _PR_UnixCleanup(void);
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#define _MD_EARLY_CLEANUP _PR_UnixCleanup
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/************************************************************************/
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struct _MDProcess {
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pid_t pid;
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};
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struct PRProcess;
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struct PRProcessAttr;
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/* Create a new process (fork() + exec()) */
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#define _MD_CREATE_PROCESS _MD_CreateUnixProcess
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extern struct PRProcess * _MD_CreateUnixProcess(
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const char *path,
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char *const *argv,
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char *const *envp,
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const struct PRProcessAttr *attr
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);
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#define _MD_DETACH_PROCESS _MD_DetachUnixProcess
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extern PRStatus _MD_DetachUnixProcess(struct PRProcess *process);
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/* Wait for a child process to terminate */
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#define _MD_WAIT_PROCESS _MD_WaitUnixProcess
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extern PRStatus _MD_WaitUnixProcess(struct PRProcess *process,
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PRInt32 *exitCode);
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#define _MD_KILL_PROCESS _MD_KillUnixProcess
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extern PRStatus _MD_KillUnixProcess(struct PRProcess *process);
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/************************************************************************/
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extern void _MD_EnableClockInterrupts(void);
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extern void _MD_DisableClockInterrupts(void);
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#define _MD_START_INTERRUPTS _MD_StartInterrupts
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#define _MD_STOP_INTERRUPTS _MD_StopInterrupts
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#define _MD_DISABLE_CLOCK_INTERRUPTS _MD_DisableClockInterrupts
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#define _MD_ENABLE_CLOCK_INTERRUPTS _MD_EnableClockInterrupts
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#define _MD_BLOCK_CLOCK_INTERRUPTS _MD_BlockClockInterrupts
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#define _MD_UNBLOCK_CLOCK_INTERRUPTS _MD_UnblockClockInterrupts
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/************************************************************************/
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extern void _MD_InitCPUS(void);
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#define _MD_INIT_CPUS _MD_InitCPUS
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extern void _MD_Wakeup_CPUs(void);
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#define _MD_WAKEUP_CPUS _MD_Wakeup_CPUs
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#define _MD_PAUSE_CPU _MD_PauseCPU
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#if defined(_PR_LOCAL_THREADS_ONLY) || defined(_PR_GLOBAL_THREADS_ONLY)
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#define _MD_CLEANUP_BEFORE_EXIT()
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#endif
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#ifndef IRIX
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#define _MD_EXIT(status) _exit(status)
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#endif
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/************************************************************************/
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#define _MD_GET_ENV getenv
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#define _MD_PUT_ENV putenv
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/************************************************************************/
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#define _MD_INIT_FILEDESC(fd)
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extern void _MD_MakeNonblock(PRFileDesc *fd);
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#define _MD_MAKE_NONBLOCK _MD_MakeNonblock
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/************************************************************************/
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#if !defined(_PR_PTHREADS)
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extern void _MD_InitSegs(void);
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extern PRStatus _MD_AllocSegment(PRSegment *seg, PRUint32 size,
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void *vaddr);
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extern void _MD_FreeSegment(PRSegment *seg);
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#define _MD_INIT_SEGS _MD_InitSegs
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#define _MD_ALLOC_SEGMENT _MD_AllocSegment
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#define _MD_FREE_SEGMENT _MD_FreeSegment
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#endif /* !defined(_PR_PTHREADS) */
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/************************************************************************/
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#ifdef _MD_INTERVAL_USE_GTOD
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extern PRIntervalTime _PR_UNIX_GetInterval(void);
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extern PRIntervalTime _PR_UNIX_TicksPerSecond(void);
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#define _MD_INTERVAL_INIT()
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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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#ifdef _PR_HAVE_CLOCK_MONOTONIC
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extern PRIntervalTime _PR_UNIX_GetInterval2(void);
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extern PRIntervalTime _PR_UNIX_TicksPerSecond2(void);
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#define _MD_INTERVAL_INIT()
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#define _MD_GET_INTERVAL _PR_UNIX_GetInterval2
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#define _MD_INTERVAL_PER_SEC _PR_UNIX_TicksPerSecond2
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#endif
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#define _MD_INTERVAL_PER_MILLISEC() (_PR_MD_INTERVAL_PER_SEC() / 1000)
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#define _MD_INTERVAL_PER_MICROSEC() (_PR_MD_INTERVAL_PER_SEC() / 1000000)
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/************************************************************************/
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#define _MD_ERRNO() (errno)
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#define _MD_GET_SOCKET_ERROR() (errno)
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/************************************************************************/
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extern PRInt32 _MD_AvailableSocket(PRInt32 osfd);
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extern void _MD_StartInterrupts(void);
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extern void _MD_StopInterrupts(void);
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extern void _MD_DisableClockInterrupts(void);
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extern void _MD_BlockClockInterrupts(void);
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extern void _MD_UnblockClockInterrupts(void);
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extern void _MD_PauseCPU(PRIntervalTime timeout);
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extern PRStatus _MD_open_dir(struct _MDDir *, const char *);
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extern PRInt32 _MD_close_dir(struct _MDDir *);
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extern char * _MD_read_dir(struct _MDDir *, PRIntn);
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extern PRInt32 _MD_open(const char *name, PRIntn osflags, PRIntn mode);
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extern PRInt32 _MD_delete(const char *name);
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extern PRInt32 _MD_getfileinfo(const char *fn, PRFileInfo *info);
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extern PRInt32 _MD_getfileinfo64(const char *fn, PRFileInfo64 *info);
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extern PRInt32 _MD_getopenfileinfo(const PRFileDesc *fd, PRFileInfo *info);
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extern PRInt32 _MD_getopenfileinfo64(const PRFileDesc *fd, PRFileInfo64 *info);
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extern PRInt32 _MD_rename(const char *from, const char *to);
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extern PRInt32 _MD_access(const char *name, PRAccessHow how);
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extern PRInt32 _MD_mkdir(const char *name, PRIntn mode);
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extern PRInt32 _MD_rmdir(const char *name);
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extern PRInt32 _MD_accept_read(PRInt32 sock, PRInt32 *newSock,
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PRNetAddr **raddr, void *buf, PRInt32 amount);
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extern PRInt32 _PR_UnixSendFile(PRFileDesc *sd, PRSendFileData *sfd,
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PRTransmitFileFlags flags, PRIntervalTime timeout);
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extern PRStatus _MD_LockFile(PRInt32 osfd);
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extern PRStatus _MD_TLockFile(PRInt32 osfd);
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extern PRStatus _MD_UnlockFile(PRInt32 osfd);
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#define _MD_OPEN_DIR(dir, name) _MD_open_dir(dir, name)
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#define _MD_CLOSE_DIR(dir) _MD_close_dir(dir)
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#define _MD_READ_DIR(dir, flags) _MD_read_dir(dir, flags)
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#define _MD_OPEN(name, osflags, mode) _MD_open(name, osflags, mode)
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#define _MD_OPEN_FILE(name, osflags, mode) _MD_open(name, osflags, mode)
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extern PRInt32 _MD_read(PRFileDesc *fd, void *buf, PRInt32 amount);
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#define _MD_READ(fd,buf,amount) _MD_read(fd,buf,amount)
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extern PRInt32 _MD_write(PRFileDesc *fd, const void *buf, PRInt32 amount);
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#define _MD_WRITE(fd,buf,amount) _MD_write(fd,buf,amount)
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#define _MD_DELETE(name) _MD_delete(name)
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#define _MD_GETFILEINFO(fn, info) _MD_getfileinfo(fn, info)
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#define _MD_GETFILEINFO64(fn, info) _MD_getfileinfo64(fn, info)
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#define _MD_GETOPENFILEINFO(fd, info) _MD_getopenfileinfo(fd, info)
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#define _MD_GETOPENFILEINFO64(fd, info) _MD_getopenfileinfo64(fd, info)
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#define _MD_RENAME(from, to) _MD_rename(from, to)
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#define _MD_ACCESS(name, how) _MD_access(name, how)
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#define _MD_MKDIR(name, mode) _MD_mkdir(name, mode)
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#define _MD_MAKE_DIR(name, mode) _MD_mkdir(name, mode)
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#define _MD_RMDIR(name) _MD_rmdir(name)
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#define _MD_ACCEPT_READ(sock, newSock, raddr, buf, amount) _MD_accept_read(sock, newSock, raddr, buf, amount)
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#define _MD_LOCKFILE _MD_LockFile
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#define _MD_TLOCKFILE _MD_TLockFile
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#define _MD_UNLOCKFILE _MD_UnlockFile
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extern PRInt32 _MD_socket(int af, int type, int flags);
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#define _MD_SOCKET _MD_socket
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extern PRInt32 _MD_connect(PRFileDesc *fd, const PRNetAddr *addr,
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PRUint32 addrlen, PRIntervalTime timeout);
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#define _MD_CONNECT _MD_connect
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extern PRInt32 _MD_accept(PRFileDesc *fd, PRNetAddr *addr, PRUint32 *addrlen,
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PRIntervalTime timeout);
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#define _MD_ACCEPT _MD_accept
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extern PRInt32 _MD_bind(PRFileDesc *fd, const PRNetAddr *addr, PRUint32 addrlen);
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#define _MD_BIND _MD_bind
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extern PRInt32 _MD_listen(PRFileDesc *fd, PRIntn backlog);
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#define _MD_LISTEN _MD_listen
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extern PRInt32 _MD_shutdown(PRFileDesc *fd, PRIntn how);
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#define _MD_SHUTDOWN _MD_shutdown
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extern PRInt32 _MD_recv(PRFileDesc *fd, void *buf, PRInt32 amount,
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PRIntn flags, PRIntervalTime timeout);
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#define _MD_RECV _MD_recv
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extern PRInt32 _MD_send(PRFileDesc *fd, const void *buf, PRInt32 amount,
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PRIntn flags, PRIntervalTime timeout);
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#define _MD_SEND _MD_send
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extern PRInt32 _MD_recvfrom(PRFileDesc *fd, void *buf, PRInt32 amount,
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PRIntn flags, PRNetAddr *addr, PRUint32 *addrlen,
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PRIntervalTime timeout);
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#define _MD_RECVFROM _MD_recvfrom
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extern PRInt32 _MD_sendto(PRFileDesc *fd, const void *buf, PRInt32 amount,
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PRIntn flags, const PRNetAddr *addr, PRUint32 addrlen,
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PRIntervalTime timeout);
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#define _MD_SENDTO _MD_sendto
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extern PRInt32 _MD_writev(PRFileDesc *fd, const struct PRIOVec *iov,
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PRInt32 iov_size, PRIntervalTime timeout);
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#define _MD_WRITEV _MD_writev
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extern PRInt32 _MD_socketavailable(PRFileDesc *fd);
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#define _MD_SOCKETAVAILABLE _MD_socketavailable
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extern PRInt64 _MD_socketavailable64(PRFileDesc *fd);
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#define _MD_SOCKETAVAILABLE64 _MD_socketavailable64
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#define _MD_PIPEAVAILABLE _MD_socketavailable
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extern PRInt32 _MD_pr_poll(PRPollDesc *pds, PRIntn npds,
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PRIntervalTime timeout);
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#define _MD_PR_POLL _MD_pr_poll
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extern PRInt32 _MD_close(PRInt32 osfd);
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#define _MD_CLOSE_FILE _MD_close
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extern PRInt32 _MD_lseek(PRFileDesc*, PRInt32, PRSeekWhence);
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#define _MD_LSEEK _MD_lseek
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extern PRInt64 _MD_lseek64(PRFileDesc*, PRInt64, PRSeekWhence);
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#define _MD_LSEEK64 _MD_lseek64
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extern PRInt32 _MD_fsync(PRFileDesc *fd);
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#define _MD_FSYNC _MD_fsync
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extern PRInt32 _MD_socketpair(int af, int type, int flags, PRInt32 *osfd);
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#define _MD_SOCKETPAIR _MD_socketpair
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#define _MD_CLOSE_SOCKET _MD_close
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#ifndef NO_NSPR_10_SUPPORT
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#define _MD_STAT stat
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#endif
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extern PRStatus _MD_getpeername(PRFileDesc *fd, PRNetAddr *addr,
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PRUint32 *addrlen);
|
|
#define _MD_GETPEERNAME _MD_getpeername
|
|
extern PRStatus _MD_getsockname(PRFileDesc *fd, PRNetAddr *addr,
|
|
PRUint32 *addrlen);
|
|
#define _MD_GETSOCKNAME _MD_getsockname
|
|
|
|
extern PRStatus _MD_getsockopt(PRFileDesc *fd, PRInt32 level,
|
|
PRInt32 optname, char* optval, PRInt32* optlen);
|
|
#define _MD_GETSOCKOPT _MD_getsockopt
|
|
extern PRStatus _MD_setsockopt(PRFileDesc *fd, PRInt32 level,
|
|
PRInt32 optname, const char* optval, PRInt32 optlen);
|
|
#define _MD_SETSOCKOPT _MD_setsockopt
|
|
|
|
extern PRStatus _MD_set_fd_inheritable(PRFileDesc *fd, PRBool inheritable);
|
|
#define _MD_SET_FD_INHERITABLE _MD_set_fd_inheritable
|
|
|
|
extern void _MD_init_fd_inheritable(PRFileDesc *fd, PRBool imported);
|
|
#define _MD_INIT_FD_INHERITABLE _MD_init_fd_inheritable
|
|
|
|
extern void _MD_query_fd_inheritable(PRFileDesc *fd);
|
|
#define _MD_QUERY_FD_INHERITABLE _MD_query_fd_inheritable
|
|
|
|
extern PRStatus _MD_gethostname(char *name, PRUint32 namelen);
|
|
#define _MD_GETHOSTNAME _MD_gethostname
|
|
|
|
extern PRStatus _MD_getsysinfo(PRSysInfo cmd, char *name, PRUint32 namelen);
|
|
#define _MD_GETSYSINFO _MD_getsysinfo
|
|
|
|
extern int _MD_unix_get_nonblocking_connect_error(int osfd);
|
|
|
|
/* Memory-mapped files */
|
|
|
|
struct _MDFileMap {
|
|
PRIntn prot;
|
|
PRIntn flags;
|
|
PRBool isAnonFM; /* when true, PR_CloseFileMap() must close the related fd */
|
|
};
|
|
|
|
extern PRStatus _MD_CreateFileMap(struct PRFileMap *fmap, PRInt64 size);
|
|
#define _MD_CREATE_FILE_MAP _MD_CreateFileMap
|
|
|
|
#define _MD_GET_MEM_MAP_ALIGNMENT() PR_GetPageSize()
|
|
|
|
extern void * _MD_MemMap(struct PRFileMap *fmap, PRInt64 offset,
|
|
PRUint32 len);
|
|
#define _MD_MEM_MAP _MD_MemMap
|
|
|
|
extern PRStatus _MD_MemUnmap(void *addr, PRUint32 size);
|
|
#define _MD_MEM_UNMAP _MD_MemUnmap
|
|
|
|
extern PRStatus _MD_CloseFileMap(struct PRFileMap *fmap);
|
|
#define _MD_CLOSE_FILE_MAP _MD_CloseFileMap
|
|
|
|
extern PRStatus _MD_SyncMemMap(
|
|
PRFileDesc *fd,
|
|
void *addr,
|
|
PRUint32 len);
|
|
#define _MD_SYNC_MEM_MAP _MD_SyncMemMap
|
|
|
|
/*
|
|
* The standard (XPG4) gettimeofday() (from BSD) takes two arguments.
|
|
* On some SVR4 derivatives, gettimeofday() takes only one argument.
|
|
* The GETTIMEOFDAY macro is intended to hide this difference.
|
|
*/
|
|
#ifdef HAVE_SVID_GETTOD
|
|
#define GETTIMEOFDAY(tp) gettimeofday(tp)
|
|
#else
|
|
#define GETTIMEOFDAY(tp) gettimeofday((tp), NULL)
|
|
#endif
|
|
|
|
#if defined(_PR_PTHREADS) && !defined(_PR_POLL_AVAILABLE)
|
|
#define _PR_NEED_FAKE_POLL
|
|
#endif
|
|
|
|
#if defined(_PR_NEED_FAKE_POLL)
|
|
|
|
/*
|
|
* Some platforms don't have poll(), but our pthreads code calls poll().
|
|
* As a temporary measure, I implemented a fake poll() using select().
|
|
* Here are the struct and macro definitions copied from sys/poll.h
|
|
* on Solaris 2.5.
|
|
*/
|
|
|
|
struct pollfd {
|
|
int fd;
|
|
short events;
|
|
short revents;
|
|
};
|
|
|
|
/* poll events */
|
|
|
|
#define POLLIN 0x0001 /* fd is readable */
|
|
#define POLLPRI 0x0002 /* high priority info at fd */
|
|
#define POLLOUT 0x0004 /* fd is writeable (won't block) */
|
|
#define POLLRDNORM 0x0040 /* normal data is readable */
|
|
#define POLLWRNORM POLLOUT
|
|
#define POLLRDBAND 0x0080 /* out-of-band data is readable */
|
|
#define POLLWRBAND 0x0100 /* out-of-band data is writeable */
|
|
|
|
#define POLLNORM POLLRDNORM
|
|
|
|
#define POLLERR 0x0008 /* fd has error condition */
|
|
#define POLLHUP 0x0010 /* fd has been hung up on */
|
|
#define POLLNVAL 0x0020 /* invalid pollfd entry */
|
|
|
|
extern int poll(struct pollfd *, unsigned long, int);
|
|
|
|
#endif /* _PR_NEED_FAKE_POLL */
|
|
|
|
/*
|
|
** A vector of the UNIX I/O calls we use. These are here to smooth over
|
|
** the rough edges needed for large files. All of NSPR's implmentaions
|
|
** go through this vector using syntax of the form
|
|
** result = _md_iovector.xxx64(args);
|
|
*/
|
|
|
|
#if defined(SOLARIS2_5)
|
|
/*
|
|
** Special case: Solaris 2.5.1
|
|
** Solaris starts to have 64-bit file I/O in 2.6. We build on Solaris
|
|
** 2.5.1 so that we can use the same binaries on both Solaris 2.5.1 and
|
|
** 2.6. At run time, we detect whether 64-bit file I/O is available by
|
|
** looking up the 64-bit file function symbols in libc. At build time,
|
|
** we need to define the 64-bit file I/O datatypes that are compatible
|
|
** with their definitions on Solaris 2.6.
|
|
*/
|
|
typedef PRInt64 off64_t;
|
|
typedef PRUint64 ino64_t;
|
|
typedef PRInt64 blkcnt64_t;
|
|
struct stat64 {
|
|
dev_t st_dev;
|
|
long st_pad1[3];
|
|
ino64_t st_ino;
|
|
mode_t st_mode;
|
|
nlink_t st_nlink;
|
|
uid_t st_uid;
|
|
gid_t st_gid;
|
|
dev_t st_rdev;
|
|
long t_pad2[2];
|
|
off64_t st_size;
|
|
timestruc_t st_atim;
|
|
timestruc_t st_mtim;
|
|
timestruc_t st_ctim;
|
|
long st_blksize;
|
|
blkcnt64_t st_blocks;
|
|
char st_fstype[_ST_FSTYPSZ];
|
|
long st_pad4[8];
|
|
};
|
|
typedef struct stat64 _MDStat64;
|
|
typedef off64_t _MDOff64_t;
|
|
|
|
#elif defined(_PR_HAVE_OFF64_T)
|
|
typedef struct stat64 _MDStat64;
|
|
typedef off64_t _MDOff64_t;
|
|
#elif defined(_PR_HAVE_LARGE_OFF_T)
|
|
typedef struct stat _MDStat64;
|
|
typedef off_t _MDOff64_t;
|
|
#elif defined(_PR_NO_LARGE_FILES)
|
|
typedef struct stat _MDStat64;
|
|
typedef PRInt64 _MDOff64_t;
|
|
#else
|
|
#error "I don't know yet"
|
|
#endif
|
|
|
|
typedef PRIntn (*_MD_Fstat64)(PRIntn osfd, _MDStat64 *buf);
|
|
typedef PRIntn (*_MD_Open64)(const char *path, int oflag, ...);
|
|
typedef PRIntn (*_MD_Stat64)(const char *path, _MDStat64 *buf);
|
|
typedef _MDOff64_t (*_MD_Lseek64)(PRIntn osfd, _MDOff64_t, PRIntn whence);
|
|
typedef void* (*_MD_Mmap64)(
|
|
void *addr, PRSize len, PRIntn prot, PRIntn flags,
|
|
PRIntn fildes, _MDOff64_t offset);
|
|
struct _MD_IOVector
|
|
{
|
|
_MD_Open64 _open64;
|
|
_MD_Mmap64 _mmap64;
|
|
_MD_Stat64 _stat64;
|
|
_MD_Fstat64 _fstat64;
|
|
_MD_Lseek64 _lseek64;
|
|
};
|
|
extern struct _MD_IOVector _md_iovector;
|
|
|
|
#endif /* prunixos_h___ */
|