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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /nsprpub/pr/include/md/_solaris.h
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'nsprpub/pr/include/md/_solaris.h')
-rw-r--r--nsprpub/pr/include/md/_solaris.h493
1 files changed, 493 insertions, 0 deletions
diff --git a/nsprpub/pr/include/md/_solaris.h b/nsprpub/pr/include/md/_solaris.h
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--- /dev/null
+++ b/nsprpub/pr/include/md/_solaris.h
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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_solaris_defs_h___
+#define nspr_solaris_defs_h___
+
+/*
+ * Internal configuration macros
+ */
+
+#define PR_LINKER_ARCH "solaris"
+#define _PR_SI_SYSNAME "SOLARIS"
+#ifdef sparc
+#define _PR_SI_ARCHITECTURE "sparc"
+#elif defined(__x86_64)
+#define _PR_SI_ARCHITECTURE "x86-64"
+#elif defined(i386)
+#define _PR_SI_ARCHITECTURE "x86"
+#else
+#error unknown processor
+#endif
+#define PR_DLL_SUFFIX ".so"
+
+#define _PR_VMBASE 0x30000000
+#define _PR_STACK_VMBASE 0x50000000
+#define _MD_DEFAULT_STACK_SIZE (2*65536L)
+#define _MD_MMAP_FLAGS MAP_SHARED
+
+#undef HAVE_STACK_GROWING_UP
+
+#ifndef HAVE_WEAK_IO_SYMBOLS
+#define HAVE_WEAK_IO_SYMBOLS
+#endif
+
+#undef HAVE_WEAK_MALLOC_SYMBOLS
+#define HAVE_DLL
+#define USE_DLFCN
+#define NEED_STRFTIME_LOCK
+
+/*
+ * Intel x86 has atomic instructions.
+ *
+ * Sparc v8 does not have instructions to efficiently implement
+ * atomic increment/decrement operations. We use the default
+ * atomic routine implementation in pratom.c.
+ *
+ * 64-bit Solaris requires sparc v9, which has atomic instructions.
+ */
+#if defined(i386) || defined(IS_64)
+#define _PR_HAVE_ATOMIC_OPS
+#endif
+
+#define _PR_POLL_AVAILABLE
+#define _PR_USE_POLL
+#define _PR_STAT_HAS_ST_ATIM
+#ifdef SOLARIS2_5
+#define _PR_HAVE_SYSV_SEMAPHORES
+#define PR_HAVE_SYSV_NAMED_SHARED_MEMORY
+#else
+#define _PR_HAVE_POSIX_SEMAPHORES
+#define PR_HAVE_POSIX_NAMED_SHARED_MEMORY
+#endif
+#define _PR_HAVE_GETIPNODEBYNAME
+#define _PR_HAVE_GETIPNODEBYADDR
+#define _PR_HAVE_GETADDRINFO
+#define _PR_INET6_PROBE
+#define _PR_ACCEPT_INHERIT_NONBLOCK
+#ifdef _PR_INET6
+#define _PR_HAVE_INET_NTOP
+#else
+#define AF_INET6 26
+struct addrinfo {
+ int ai_flags;
+ int ai_family;
+ int ai_socktype;
+ int ai_protocol;
+ size_t ai_addrlen;
+ char *ai_canonname;
+ struct sockaddr *ai_addr;
+ struct addrinfo *ai_next;
+};
+#define AI_CANONNAME 0x0010
+#define AI_V4MAPPED 0x0001
+#define AI_ALL 0x0002
+#define AI_ADDRCONFIG 0x0004
+#define _PR_HAVE_MD_SOCKADDR_IN6
+/* isomorphic to struct in6_addr on Solaris 8 */
+struct _md_in6_addr {
+ union {
+ PRUint8 _S6_u8[16];
+ PRUint32 _S6_u32[4];
+ PRUint32 __S6_align;
+ } _S6_un;
+};
+/* isomorphic to struct sockaddr_in6 on Solaris 8 */
+struct _md_sockaddr_in6 {
+ PRUint16 sin6_family;
+ PRUint16 sin6_port;
+ PRUint32 sin6_flowinfo;
+ struct _md_in6_addr sin6_addr;
+ PRUint32 sin6_scope_id;
+ PRUint32 __sin6_src_id;
+};
+#endif
+#if defined(_PR_PTHREADS)
+#define _PR_HAVE_GETHOST_R
+#define _PR_HAVE_GETHOST_R_POINTER
+#endif
+
+#include "prinrval.h"
+#define _MD_INTERVAL_INIT()
+NSPR_API(PRIntervalTime) _MD_Solaris_GetInterval(void);
+#define _MD_GET_INTERVAL _MD_Solaris_GetInterval
+NSPR_API(PRIntervalTime) _MD_Solaris_TicksPerSecond(void);
+#define _MD_INTERVAL_PER_SEC _MD_Solaris_TicksPerSecond
+
+#if defined(_PR_HAVE_ATOMIC_OPS)
+/*
+** Atomic Operations
+*/
+#define _MD_INIT_ATOMIC()
+
+NSPR_API(PRInt32) _MD_AtomicIncrement(PRInt32 *val);
+#define _MD_ATOMIC_INCREMENT _MD_AtomicIncrement
+
+NSPR_API(PRInt32) _MD_AtomicAdd(PRInt32 *ptr, PRInt32 val);
+#define _MD_ATOMIC_ADD _MD_AtomicAdd
+
+NSPR_API(PRInt32) _MD_AtomicDecrement(PRInt32 *val);
+#define _MD_ATOMIC_DECREMENT _MD_AtomicDecrement
+
+NSPR_API(PRInt32) _MD_AtomicSet(PRInt32 *val, PRInt32 newval);
+#define _MD_ATOMIC_SET _MD_AtomicSet
+#endif /* _PR_HAVE_ATOMIC_OPS */
+
+#if defined(_PR_PTHREADS)
+
+NSPR_API(void) _MD_EarlyInit(void);
+
+#define _MD_EARLY_INIT _MD_EarlyInit
+#define _MD_FINAL_INIT _PR_UnixInit
+
+#else /* _PR_PTHREADS */
+
+/*
+ * _PR_LOCAL_THREADS_ONLY implementation on Solaris
+ */
+
+#include "prthread.h"
+
+#include <errno.h>
+#include <ucontext.h>
+#include <sys/stack.h>
+#include <synch.h>
+
+/*
+** Initialization Related definitions
+*/
+
+NSPR_API(void) _MD_EarlyInit(void);
+NSPR_API(void) _MD_SolarisInit();
+#define _MD_EARLY_INIT _MD_EarlyInit
+#define _MD_FINAL_INIT _MD_SolarisInit
+#define _MD_INIT_THREAD _MD_InitializeThread
+
+#ifdef USE_SETJMP
+
+#include <setjmp.h>
+
+#define _PR_CONTEXT_TYPE jmp_buf
+
+#ifdef sparc
+#define _MD_GET_SP(_t) (_t)->md.context[2]
+#else
+#define _MD_GET_SP(_t) (_t)->md.context[4]
+#endif
+
+#define PR_NUM_GCREGS _JBLEN
+#define CONTEXT(_thread) (_thread)->md.context
+
+#else /* ! USE_SETJMP */
+
+#ifdef sparc
+#define _PR_CONTEXT_TYPE ucontext_t
+#define _MD_GET_SP(_t) (_t)->md.context.uc_mcontext.gregs[REG_SP]
+/*
+** Sparc's use register windows. the _MD_GetRegisters for the sparc's
+** doesn't actually store anything into the argument buffer; instead the
+** register windows are homed to the stack. I assume that the stack
+** always has room for the registers to spill to...
+*/
+#define PR_NUM_GCREGS 0
+#else
+#define _PR_CONTEXT_TYPE unsigned int edi; sigset_t oldMask, blockMask; ucontext_t
+#define _MD_GET_SP(_t) (_t)->md.context.uc_mcontext.gregs[USP]
+#define PR_NUM_GCREGS _JBLEN
+#endif
+
+#define CONTEXT(_thread) (&(_thread)->md.context)
+
+#endif /* ! USE_SETJMP */
+
+#include <time.h>
+/*
+ * Because clock_gettime() on Solaris/x86 always generates a
+ * segmentation fault, we use an emulated version _pr_solx86_clock_gettime(),
+ * which is implemented using gettimeofday().
+ */
+#ifdef i386
+#define GETTIME(tt) _pr_solx86_clock_gettime(CLOCK_REALTIME, (tt))
+#else
+#define GETTIME(tt) clock_gettime(CLOCK_REALTIME, (tt))
+#endif /* i386 */
+
+#define _MD_SAVE_ERRNO(_thread) (_thread)->md.errcode = errno;
+#define _MD_RESTORE_ERRNO(_thread) errno = (_thread)->md.errcode;
+
+#ifdef sparc
+
+#ifdef USE_SETJMP
+#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
+ PR_BEGIN_MACRO \
+ int *context = (_thread)->md.context; \
+ *status = PR_TRUE; \
+ (void) setjmp(context); \
+ (_thread)->md.context[1] = (int) ((_sp) - 64); \
+ (_thread)->md.context[2] = (int) _main; \
+ (_thread)->md.context[3] = (int) _main + 4; \
+ _thread->no_sched = 0; \
+ PR_END_MACRO
+
+#define _MD_SWITCH_CONTEXT(_thread) \
+ if (!setjmp(CONTEXT(_thread))) { \
+ _MD_SAVE_ERRNO(_thread) \
+ _MD_SET_LAST_THREAD(_thread); \
+ _MD_SET_CURRENT_THREAD(_thread); \
+ _PR_Schedule(); \
+ }
+
+#define _MD_RESTORE_CONTEXT(_newThread) \
+{ \
+ _MD_RESTORE_ERRNO(_newThread) \
+ _MD_SET_CURRENT_THREAD(_newThread); \
+ longjmp(CONTEXT(_newThread), 1); \
+}
+
+#else
+/*
+** Initialize the thread context preparing it to execute _main.
+*/
+#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
+ PR_BEGIN_MACRO \
+ ucontext_t *uc = CONTEXT(_thread); \
+ *status = PR_TRUE; \
+ getcontext(uc); \
+ uc->uc_stack.ss_sp = (char *) ((unsigned long)(_sp - WINDOWSIZE - SA(MINFRAME)) & 0xfffffff8); \
+ uc->uc_stack.ss_size = _thread->stack->stackSize; \
+ uc->uc_stack.ss_flags = 0; /* ? */ \
+ uc->uc_mcontext.gregs[REG_SP] = (unsigned int) uc->uc_stack.ss_sp; \
+ uc->uc_mcontext.gregs[REG_PC] = (unsigned int) _main; \
+ uc->uc_mcontext.gregs[REG_nPC] = (unsigned int) ((char*)_main)+4; \
+ uc->uc_flags = UC_ALL; \
+ _thread->no_sched = 0; \
+ PR_END_MACRO
+
+/*
+** Switch away from the current thread context by saving its state and
+** calling the thread scheduler. Reload cpu when we come back from the
+** context switch because it might have changed.
+*/
+#define _MD_SWITCH_CONTEXT(_thread) \
+ PR_BEGIN_MACRO \
+ if (!getcontext(CONTEXT(_thread))) { \
+ _MD_SAVE_ERRNO(_thread); \
+ _MD_SET_LAST_THREAD(_thread); \
+ _PR_Schedule(); \
+ } \
+ PR_END_MACRO
+
+/*
+** Restore a thread context that was saved by _MD_SWITCH_CONTEXT or
+** initialized by _MD_INIT_CONTEXT.
+*/
+#define _MD_RESTORE_CONTEXT(_newThread) \
+ PR_BEGIN_MACRO \
+ ucontext_t *uc = CONTEXT(_newThread); \
+ uc->uc_mcontext.gregs[11] = 1; \
+ _MD_RESTORE_ERRNO(_newThread); \
+ _MD_SET_CURRENT_THREAD(_newThread); \
+ setcontext(uc); \
+ PR_END_MACRO
+#endif
+
+#else /* x86 solaris */
+
+#ifdef USE_SETJMP
+
+#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
+ PR_BEGIN_MACRO \
+ *status = PR_TRUE; \
+ if (setjmp(CONTEXT(_thread))) _main(); \
+ _MD_GET_SP(_thread) = (int) ((_sp) - 64); \
+ PR_END_MACRO
+
+#define _MD_SWITCH_CONTEXT(_thread) \
+ if (!setjmp(CONTEXT(_thread))) { \
+ _MD_SAVE_ERRNO(_thread) \
+ _PR_Schedule(); \
+ }
+
+#define _MD_RESTORE_CONTEXT(_newThread) \
+{ \
+ _MD_RESTORE_ERRNO(_newThread) \
+ _MD_SET_CURRENT_THREAD(_newThread); \
+ longjmp(CONTEXT(_newThread), 1); \
+}
+
+#else /* USE_SETJMP */
+
+#define WINDOWSIZE 0
+
+int getedi(void);
+void setedi(int);
+
+#define _MD_INIT_CONTEXT(_thread, _sp, _main, status) \
+ PR_BEGIN_MACRO \
+ ucontext_t *uc = CONTEXT(_thread); \
+ *status = PR_TRUE; \
+ getcontext(uc); \
+ /* Force sp to be double aligned! */ \
+ uc->uc_mcontext.gregs[USP] = (int) ((unsigned long)(_sp - WINDOWSIZE - SA(MINFRAME)) & 0xfffffff8); \
+ uc->uc_mcontext.gregs[PC] = (int) _main; \
+ (_thread)->no_sched = 0; \
+ PR_END_MACRO
+
+/* getcontext() may return 1, contrary to what the man page says */
+#define _MD_SWITCH_CONTEXT(_thread) \
+ PR_BEGIN_MACRO \
+ ucontext_t *uc = CONTEXT(_thread); \
+ PR_ASSERT(_thread->no_sched); \
+ sigfillset(&((_thread)->md.blockMask)); \
+ sigprocmask(SIG_BLOCK, &((_thread)->md.blockMask), \
+ &((_thread)->md.oldMask)); \
+ (_thread)->md.edi = getedi(); \
+ if (! getcontext(uc)) { \
+ sigprocmask(SIG_SETMASK, &((_thread)->md.oldMask), NULL); \
+ uc->uc_mcontext.gregs[EDI] = (_thread)->md.edi; \
+ _MD_SAVE_ERRNO(_thread) \
+ _MD_SET_LAST_THREAD(_thread); \
+ _PR_Schedule(); \
+ } else { \
+ sigprocmask(SIG_SETMASK, &((_thread)->md.oldMask), NULL); \
+ setedi((_thread)->md.edi); \
+ PR_ASSERT(_MD_LAST_THREAD() !=_MD_CURRENT_THREAD()); \
+ _MD_LAST_THREAD()->no_sched = 0; \
+ } \
+ PR_END_MACRO
+
+/*
+** Restore a thread context, saved by _PR_SWITCH_CONTEXT
+*/
+#define _MD_RESTORE_CONTEXT(_newthread) \
+ PR_BEGIN_MACRO \
+ ucontext_t *uc = CONTEXT(_newthread); \
+ uc->uc_mcontext.gregs[EAX] = 1; \
+ _MD_RESTORE_ERRNO(_newthread) \
+ _MD_SET_CURRENT_THREAD(_newthread); \
+ (_newthread)->no_sched = 1; \
+ setcontext(uc); \
+ PR_END_MACRO
+#endif /* USE_SETJMP */
+
+#endif /* sparc */
+
+struct _MDLock {
+ PRInt8 notused;
+};
+
+struct _MDCVar {
+ PRInt8 notused;
+};
+
+struct _MDSemaphore {
+ PRInt8 notused;
+};
+
+struct _MDThread {
+ _PR_CONTEXT_TYPE context;
+ int errcode;
+ int id;
+};
+
+struct _MDThreadStack {
+ 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)
+#define _MD_RESUME_THREAD(thread)
+#define _MD_CLEAN_THREAD(_thread)
+
+extern PRStatus _MD_WAIT(struct PRThread *, PRIntervalTime timeout);
+extern PRStatus _MD_WAKEUP_WAITER(struct PRThread *);
+extern void _MD_YIELD(void);
+extern PRStatus _MD_InitializeThread(PRThread *thread);
+extern void _MD_SET_PRIORITY(struct _MDThread *thread,
+ PRThreadPriority newPri);
+extern PRStatus _MD_CREATE_THREAD(PRThread *thread, void (*start) (void *),
+ PRThreadPriority priority, PRThreadScope scope, PRThreadState state,
+ PRUint32 stackSize);
+
+/* The following defines the unwrapped versions of select() and poll(). */
+extern int _select(int nfds, fd_set *readfds, fd_set *writefds,
+ fd_set *exceptfds, struct timeval *timeout);
+#define _MD_SELECT _select
+
+#include <stropts.h>
+#include <poll.h>
+#define _MD_POLL _poll
+extern int _poll(struct pollfd *fds, unsigned long nfds, int timeout);
+
+PR_BEGIN_EXTERN_C
+
+/*
+** Missing function prototypes
+*/
+extern int gethostname (char *name, int namelen);
+
+PR_END_EXTERN_C
+
+#endif /* _PR_PTHREADS */
+
+extern void _MD_solaris_map_sendfile_error(int err);
+
+#endif /* nspr_solaris_defs_h___ */
+