Initial commit of upstream NSPR (4.7.3) and NSS3 (3.12).

third_party/nspr/mozilla/nsprpub/pr/include/md/_nec.h

Index: third_party/nspr/mozilla/nsprpub/pr/include/md/_nec.h
diff --git a/third_party/nspr/mozilla/nsprpub/pr/include/md/_nec.h b/third_party/nspr/mozilla/nsprpub/pr/include/md/_nec.h
new file mode 100644
index 0000000000000000000000000000000000000000..ed7e8a36df024109e108f67328cc85b8570ea01b
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+++ b/third_party/nspr/mozilla/nsprpub/pr/include/md/_nec.h
@@ -0,0 +1,196 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * 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 the Initial Developer are Copyright (C) 1998-2000
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#ifndef nspr_nec_defs_h___
+#define nspr_nec_defs_h___
+ 
+/*
+ * Internal configuration macros
+ */
+
+#define PR_LINKER_ARCH  "nec"
+#define _PR_SI_SYSNAME "NEC"
+#define _PR_SI_ARCHITECTURE "mips"
+#define PR_DLL_SUFFIX		".so"
+ 
+#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 NEED_TIME_R
+#define NEED_STRFTIME_LOCK
+#define _PR_POLL_AVAILABLE
+#define _PR_USE_POLL
+#define _PR_NO_LARGE_FILES
+#define _PR_STAT_HAS_ST_ATIM_UNION
+ 
+#include <ucontext.h>
+#include <sys/regset.h>
+ 
+#define PR_NUM_GCREGS   NGREG
+#define PR_CONTEXT_TYPE ucontext_t
+ 
+#define CONTEXT(_thread) (&(_thread)->md.context)
+ 
+#define _MD_GET_SP(_t)    (_t)->md.context.uc_mcontext.gregs[CXT_SP]
+ 
+/*
+** Initialize the thread context preparing it to execute "e(o,a)"
+*/
+#define _MD_INIT_CONTEXT(thread, _sp, _main, status)               \
+{                                                                   \
+    *status = PR_TRUE; \
+    getcontext(CONTEXT(thread));                                    \
+    CONTEXT(thread)->uc_stack.ss_sp = (char*) (thread)->stack->stackBottom; \
+    CONTEXT(thread)->uc_stack.ss_size = (thread)->stack->stackSize; \
+    _MD_GET_SP(thread) = (greg_t) _sp - 64;             \
+    makecontext(CONTEXT(thread), _main, 0);              \
+}
+ 
+#define _MD_SWITCH_CONTEXT(_thread)      \
+    if (!getcontext(CONTEXT(_thread))) { \
+        (_thread)->md.errcode = errno;      \
+        _PR_Schedule();                  \
+    }
+ 
+/*
+** Restore a thread context, saved by _MD_SWITCH_CONTEXT
+*/
+#define _MD_RESTORE_CONTEXT(_thread)   \
+{                                      \
+    ucontext_t *uc = CONTEXT(_thread); \
+    uc->uc_mcontext.gregs[CXT_V0] = 1; \
+    uc->uc_mcontext.gregs[CXT_A3] = 0; \
+    errno = (_thread)->md.errcode;     \
+    _MD_SET_CURRENT_THREAD(_thread);   \
+    setcontext(uc);                    \
+}
+
+/* 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_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_CLEAN_THREAD(_thread)
+
+#define _MD_SELECT _select
+#define _MD_POLL _poll
+
+#define _MD_GET_INTERVAL                  _PR_UNIX_GetInterval
+#define _MD_INTERVAL_PER_SEC              _PR_UNIX_TicksPerSecond
+ 
+#endif /* nspr_nec_defs_h___ */