Mercurial > hg > graal-compiler
annotate src/share/vm/prims/hpi_imported.h @ 1552:c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair
author | trims |
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date | Thu, 27 May 2010 19:08:38 -0700 |
parents | a61af66fc99e |
children | f95d63e2154a |
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0 | 1 /* |
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2 * Copyright (c) 1998, 2005, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 /* | |
26 * HotSpot integration note: | |
27 * | |
28 * This is a consolidation of these two files: | |
29 * src/share/hpi/export/hpi.h 1.15 99/06/18 JDK1.3 beta build I | |
30 * src/share/hpi/export/dll.h 1.3 98/09/15 JDK1.3 beta build I | |
31 * from the classic VM. | |
32 * | |
33 * bool_t is a type in the classic VM, and we define it here, | |
34 * but in the future this should be a jboolean. | |
35 * | |
36 * The files are included verbatim expect for local includes removed from hpi.h. | |
37 */ | |
38 | |
39 #ifndef _JAVASOFT_HPI_H_ | |
40 #define _JAVASOFT_HPI_H_ | |
41 | |
42 #ifdef __cplusplus | |
43 extern "C" { | |
44 #endif | |
45 | |
46 /* A classic VMism that should become a jboolean. Fix in 1.2.1? */ | |
47 typedef enum { HPI_FALSE = 0, HPI_TRUE = 1 } bool_t; | |
48 | |
49 /* | |
50 * DLL.H: A common interface for helper DLLs loaded by the VM. | |
51 * Each library exports the main entry point "DLL_Initialize". Through | |
52 * that function the programmer can obtain a function pointer which has | |
53 * type "GetInterfaceFunc." Through the function pointer the programmer | |
54 * can obtain other interfaces supported in the DLL. | |
55 */ | |
56 typedef jint (JNICALL * GetInterfaceFunc) | |
57 (void **intfP, const char *name, jint ver); | |
58 | |
59 jint JNICALL DLL_Initialize(GetInterfaceFunc *, void *args); | |
60 | |
61 | |
62 /* | |
63 * Host Porting Interface. This defines the "porting layer" for | |
64 * POSIX.1 compliant operating systems. | |
65 */ | |
66 | |
67 /* | |
68 * memory allocations | |
69 */ | |
70 typedef struct { | |
71 /* | |
72 * Malloc must return a unique pointer if size == 0. | |
73 */ | |
74 void * (*Malloc)(size_t size); | |
75 void * (*Realloc)(void *ptr, size_t new_size); | |
76 /* | |
77 * Free must allow ptr == NULL to be a no-op. | |
78 */ | |
79 void (*Free)(void *ptr); | |
80 /* | |
81 * Calloc must return a unique pointer for if | |
82 * n_item == 0 || item_size == 0. | |
83 */ | |
84 void * (*Calloc)(size_t n_item, size_t item_size); | |
85 char * (*Strdup)(const char *str); | |
86 | |
87 void * (*MapMem)(size_t req_size, size_t *maped_size); | |
88 void * (*UnmapMem)(void *req_addr, size_t req_size, size_t *unmap_size); | |
89 /* | |
90 * CommitMem should round the ptr down to the nearest page and | |
91 * round the size up to the nearest page so that the committed | |
92 * region is at least as large as the requested region. | |
93 */ | |
94 void * (*CommitMem)(void *ptr, size_t size, size_t *actual); | |
95 /* | |
96 * sysDecommitMem should round the ptr up to the nearest page and | |
97 * round the size down to the nearest page so that the decommitted | |
98 * region is no greater than the requested region. | |
99 */ | |
100 void * (*DecommitMem)(void *ptr, size_t size, size_t *actual); | |
101 | |
102 #define HPI_PAGE_ALIGNMENT (64 * 1024) | |
103 | |
104 void * (*AllocBlock)(size_t size, void **headP); | |
105 void (*FreeBlock)(void *head); | |
106 } HPI_MemoryInterface; | |
107 | |
108 /* | |
109 * dynamic linking libraries | |
110 */ | |
111 typedef struct { | |
112 void (*BuildLibName)(char *buf, int buf_len, char *path, const char *name); | |
113 int (*BuildFunName)(char *name, int name_len, int arg_size, int en_idx); | |
114 | |
115 void * (*LoadLibrary)(const char *name, char *err_buf, int err_buflen); | |
116 void (*UnloadLibrary)(void *lib); | |
117 void * (*FindLibraryEntry)(void *lib, const char *name); | |
118 } HPI_LibraryInterface; | |
119 | |
120 typedef void (*signal_handler_t)(int sig, void *siginfo, void *context); | |
121 | |
122 #define HPI_SIG_DFL (signal_handler_t)0 | |
123 #define HPI_SIG_ERR (signal_handler_t)-1 | |
124 #define HPI_SIG_IGN (signal_handler_t)1 | |
125 | |
126 typedef struct { | |
127 char *name; /* name such as green/native threads. */ | |
128 int isMP; | |
129 } HPI_SysInfo; | |
130 | |
131 typedef struct { | |
132 HPI_SysInfo * (*GetSysInfo)(void); | |
133 long (*GetMilliTicks)(void); | |
134 jlong (*TimeMillis)(void); | |
135 | |
136 signal_handler_t (*Signal)(int sig, signal_handler_t handler); | |
137 void (*Raise)(int sig); | |
138 void (*SignalNotify)(int sig); | |
139 int (*SignalWait)(void); | |
140 | |
141 int (*Shutdown)(void); | |
142 | |
143 int (*SetLoggingLevel)(int level); | |
144 bool_t (*SetMonitoringOn)(bool_t on); | |
145 int (*GetLastErrorString)(char *buf, int len); | |
146 } HPI_SystemInterface; | |
147 | |
148 /* | |
149 * threads and monitors | |
150 */ | |
151 typedef struct sys_thread sys_thread_t; | |
152 typedef struct sys_mon sys_mon_t; | |
153 | |
154 #define HPI_OK 0 | |
155 #define HPI_ERR -1 | |
156 #define HPI_INTRPT -2 /* Operation was interrupted */ | |
157 #define HPI_TIMEOUT -3 /* A timer ran out */ | |
158 #define HPI_NOMEM -5 /* Ran out of memory */ | |
159 #define HPI_NORESOURCE -6 /* Ran out of some system resource */ | |
160 | |
161 /* There are three basic states: RUNNABLE, MONITOR_WAIT, and CONDVAR_WAIT. | |
162 * When the thread is suspended in any of these states, the | |
163 * HPI_THREAD_SUSPENDED bit will be set | |
164 */ | |
165 enum { | |
166 HPI_THREAD_RUNNABLE = 1, | |
167 HPI_THREAD_MONITOR_WAIT, | |
168 HPI_THREAD_CONDVAR_WAIT | |
169 }; | |
170 | |
171 #define HPI_MINIMUM_PRIORITY 1 | |
172 #define HPI_MAXIMUM_PRIORITY 10 | |
173 #define HPI_NORMAL_PRIORITY 5 | |
174 | |
175 #define HPI_THREAD_SUSPENDED 0x8000 | |
176 #define HPI_THREAD_INTERRUPTED 0x4000 | |
177 | |
178 typedef struct { | |
179 sys_thread_t *owner; | |
180 int entry_count; | |
181 sys_thread_t **monitor_waiters; | |
182 sys_thread_t **condvar_waiters; | |
183 int sz_monitor_waiters; | |
184 int sz_condvar_waiters; | |
185 int n_monitor_waiters; | |
186 int n_condvar_waiters; | |
187 } sys_mon_info; | |
188 | |
189 typedef struct { | |
190 int (*ThreadBootstrap)(sys_thread_t **tidP, | |
191 sys_mon_t **qlockP, | |
192 int nReservedBytes); | |
193 int (*ThreadCreate)(sys_thread_t **tidP, | |
194 long stk_size, | |
195 void (*func)(void *), | |
196 void *arg); | |
197 sys_thread_t * (*ThreadSelf)(void); | |
198 void (*ThreadYield)(void); | |
199 int (*ThreadSuspend)(sys_thread_t *tid); | |
200 int (*ThreadResume)(sys_thread_t *tid); | |
201 int (*ThreadSetPriority)(sys_thread_t *tid, int prio); | |
202 int (*ThreadGetPriority)(sys_thread_t *tid, int *prio); | |
203 void * (*ThreadStackPointer)(sys_thread_t *tid); | |
204 void * (*ThreadStackTop)(sys_thread_t *tid); | |
205 long * (*ThreadRegs)(sys_thread_t *tid, int *regs); | |
206 int (*ThreadSingle)(void); | |
207 void (*ThreadMulti)(void); | |
208 int (*ThreadEnumerateOver)(int (*func)(sys_thread_t *, void *), | |
209 void *arg); | |
210 int (*ThreadCheckStack)(void); | |
211 void (*ThreadPostException)(sys_thread_t *tid, void *arg); | |
212 void (*ThreadInterrupt)(sys_thread_t *tid); | |
213 int (*ThreadIsInterrupted)(sys_thread_t *tid, int clear); | |
214 int (*ThreadAlloc)(sys_thread_t **tidP); | |
215 int (*ThreadFree)(void); | |
216 jlong (*ThreadCPUTime)(void); | |
217 int (*ThreadGetStatus)(sys_thread_t *tid, sys_mon_t **monitor); | |
218 void * (*ThreadInterruptEvent)(void); | |
219 void * (*ThreadNativeID)(sys_thread_t *tid); | |
220 | |
221 /* These three functions are used by the CPU time profiler. | |
222 * sysThreadIsRunning determines whether the thread is running (not just | |
223 * runnable). It is only safe to call this function after calling | |
224 * sysThreadProfSuspend. | |
225 */ | |
226 bool_t (*ThreadIsRunning)(sys_thread_t *tid); | |
227 void (*ThreadProfSuspend)(sys_thread_t *tid); | |
228 void (*ThreadProfResume)(sys_thread_t *tid); | |
229 | |
230 int (*AdjustTimeSlice)(int ms); | |
231 | |
232 size_t (*MonitorSizeof)(void); | |
233 int (*MonitorInit)(sys_mon_t *mid); | |
234 int (*MonitorDestroy)(sys_mon_t *mid); | |
235 int (*MonitorEnter)(sys_thread_t *self, sys_mon_t *mid); | |
236 bool_t (*MonitorEntered)(sys_thread_t *self, sys_mon_t *mid); | |
237 int (*MonitorExit)(sys_thread_t *self, sys_mon_t *mid); | |
238 int (*MonitorNotify)(sys_thread_t *self, sys_mon_t *mid); | |
239 int (*MonitorNotifyAll)(sys_thread_t *self, sys_mon_t *mid); | |
240 int (*MonitorWait)(sys_thread_t *self, sys_mon_t *mid, jlong ms); | |
241 bool_t (*MonitorInUse)(sys_mon_t *mid); | |
242 sys_thread_t * (*MonitorOwner)(sys_mon_t *mid); | |
243 int (*MonitorGetInfo)(sys_mon_t *mid, sys_mon_info *info); | |
244 | |
245 } HPI_ThreadInterface; | |
246 | |
247 /* | |
248 * files | |
249 */ | |
250 | |
251 #define HPI_FILETYPE_REGULAR (0) | |
252 #define HPI_FILETYPE_DIRECTORY (1) | |
253 #define HPI_FILETYPE_OTHER (2) | |
254 | |
255 typedef struct { | |
256 char * (*NativePath)(char *path); | |
257 int (*FileType)(const char *path); | |
258 int (*Open)(const char *name, int openMode, int filePerm); | |
259 int (*Close)(int fd); | |
260 jlong (*Seek)(int fd, jlong offset, int whence); | |
261 int (*SetLength)(int fd, jlong length); | |
262 int (*Sync)(int fd); | |
263 int (*Available)(int fd, jlong *bytes); | |
264 size_t (*Read)(int fd, void *buf, unsigned int nBytes); | |
265 size_t (*Write)(int fd, const void *buf, unsigned int nBytes); | |
266 int (*FileSizeFD)(int fd, jlong *size); | |
267 } HPI_FileInterface; | |
268 | |
269 /* | |
270 * sockets | |
271 */ | |
272 struct sockaddr; | |
273 struct hostent; | |
274 | |
275 typedef struct { | |
276 int (*Close)(int fd); | |
277 long (*Available)(int fd, jint *pbytes); | |
278 int (*Connect)(int fd, struct sockaddr *him, int len); | |
279 int (*Accept)(int fd, struct sockaddr *him, int *len); | |
280 int (*SendTo)(int fd, char *buf, int len, int flags, | |
281 struct sockaddr *to, int tolen); | |
282 int (*RecvFrom)(int fd, char *buf, int nbytes, int flags, | |
283 struct sockaddr *from, int *fromlen); | |
284 int (*Listen)(int fd, long count); | |
285 int (*Recv)(int fd, char *buf, int nBytes, int flags); | |
286 int (*Send)(int fd, char *buf, int nBytes, int flags); | |
287 int (*Timeout)(int fd, long timeout); | |
288 struct hostent * (*GetHostByName)(char *hostname); | |
289 int (*Socket)(int domain, int type, int protocol); | |
290 int (*SocketShutdown)(int fd, int howto); | |
291 int (*Bind)(int fd, struct sockaddr *him, int len); | |
292 int (*GetSocketName)(int fd, struct sockaddr *him, int *len); | |
293 int (*GetHostName)(char *hostname, int namelen); | |
294 struct hostent * (*GetHostByAddr)(const char *hostname, int len, int type); | |
295 int (*SocketGetOption)(int fd, int level, int optname, char *optval, int *optlen); | |
296 int (*SocketSetOption)(int fd, int level, int optname, const char *optval, int optlen); | |
297 struct protoent * (*GetProtoByName)(char* name); | |
298 } HPI_SocketInterface; | |
299 | |
300 /* | |
301 * callbacks. | |
302 */ | |
303 typedef struct vm_calls { | |
304 int (*jio_fprintf)(FILE *fp, const char *fmt, ...); | |
305 void (*panic)(const char *fmt, ...); | |
306 void (*monitorRegister)(sys_mon_t *mid, char *info_str); | |
307 | |
308 void (*monitorContendedEnter)(sys_thread_t *self, sys_mon_t *mid); | |
309 void (*monitorContendedEntered)(sys_thread_t *self, sys_mon_t *mid); | |
310 void (*monitorContendedExit)(sys_thread_t *self, sys_mon_t *mid); | |
311 } vm_calls_t; | |
312 | |
313 #ifdef __cplusplus | |
314 } | |
315 #endif | |
316 | |
317 #endif /* !_JAVASOFT_HPI_H_ */ |