truffle: src/os/linux/vm/os_linux.inline.hpp annotate

annotate src/os/linux/vm/os_linux.inline.hpp @ 4717:11c26bfcf8c7

7091417: recvfrom's 6th input should be of type socklen_t Summary: Revamp class os's socket method formal args to match socket.h, insert casts in appropriate places, and copyin-copyout int*'s that s/b socklen_t*'s in jvm.cpp. Reviewed-by: coleenp, dholmes Contributed-by: erik.gahlin@oracle.com, rickard.backman@oracle.com, nils.loodin@oracle.com, markus.gronlund@oracle.com

author	phh
date	Wed, 21 Dec 2011 15:48:16 -0500
parents	1d1603768966
children	d2a62e0f25eb

rev	line source
0 a61af66fc99e Initial load duke parents: diff changeset	1 /*
2426 1d1603768966 7010070: Update all 2010 Oracle-changed OpenJDK files to have the proper copyright dates - second pass trims parents: 2192 diff changeset	2 * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
0 a61af66fc99e Initial load duke parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
a61af66fc99e Initial load duke parents: diff changeset	4 *
a61af66fc99e Initial load duke parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
a61af66fc99e Initial load duke parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
a61af66fc99e Initial load duke parents: diff changeset	7 * published by the Free Software Foundation.
a61af66fc99e Initial load duke parents: diff changeset	8 *
a61af66fc99e Initial load duke parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
a61af66fc99e Initial load duke parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a61af66fc99e Initial load duke parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a61af66fc99e Initial load duke parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
a61af66fc99e Initial load duke parents: diff changeset	13 * accompanied this code).
a61af66fc99e Initial load duke parents: diff changeset	14 *
a61af66fc99e Initial load duke parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
a61af66fc99e Initial load duke parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
a61af66fc99e Initial load duke parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a61af66fc99e Initial load duke parents: diff changeset	18 *
1552 c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 196 diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 196 diff changeset	20 * or visit www.oracle.com if you need additional information or have any
c18cbe5936b8 6941466: Oracle rebranding changes for Hotspot repositories trims parents: 196 diff changeset	21 * questions.
0 a61af66fc99e Initial load duke parents: diff changeset	22 *
a61af66fc99e Initial load duke parents: diff changeset	23 */
a61af66fc99e Initial load duke parents: diff changeset	24
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	25 #ifndef OS_LINUX_VM_OS_LINUX_INLINE_HPP
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	26 #define OS_LINUX_VM_OS_LINUX_INLINE_HPP
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	27
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	28 #include "runtime/atomic.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	29 #include "runtime/os.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	30 #ifdef TARGET_OS_ARCH_linux_x86
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	31 # include "atomic_linux_x86.inline.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	32 # include "orderAccess_linux_x86.inline.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	33 #endif
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	34 #ifdef TARGET_OS_ARCH_linux_sparc
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	35 # include "atomic_linux_sparc.inline.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	36 # include "orderAccess_linux_sparc.inline.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	37 #endif
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	38 #ifdef TARGET_OS_ARCH_linux_zero
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	39 # include "atomic_linux_zero.inline.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	40 # include "orderAccess_linux_zero.inline.hpp"
f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	41 #endif
2192 b92c45f2bc75 7016023: Enable building ARM and PPC from src/closed repository bobv parents: 2033 diff changeset	42 #ifdef TARGET_OS_ARCH_linux_arm
b92c45f2bc75 7016023: Enable building ARM and PPC from src/closed repository bobv parents: 2033 diff changeset	43 # include "atomic_linux_arm.inline.hpp"
b92c45f2bc75 7016023: Enable building ARM and PPC from src/closed repository bobv parents: 2033 diff changeset	44 # include "orderAccess_linux_arm.inline.hpp"
b92c45f2bc75 7016023: Enable building ARM and PPC from src/closed repository bobv parents: 2033 diff changeset	45 #endif
b92c45f2bc75 7016023: Enable building ARM and PPC from src/closed repository bobv parents: 2033 diff changeset	46 #ifdef TARGET_OS_ARCH_linux_ppc
b92c45f2bc75 7016023: Enable building ARM and PPC from src/closed repository bobv parents: 2033 diff changeset	47 # include "atomic_linux_ppc.inline.hpp"
b92c45f2bc75 7016023: Enable building ARM and PPC from src/closed repository bobv parents: 2033 diff changeset	48 # include "orderAccess_linux_ppc.inline.hpp"
b92c45f2bc75 7016023: Enable building ARM and PPC from src/closed repository bobv parents: 2033 diff changeset	49 #endif
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	50
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	51 // System includes
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	52
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	53 #include <unistd.h>
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	54 #include <sys/socket.h>
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	55 #include <sys/poll.h>
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	56 #include <netdb.h>
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	57
0 a61af66fc99e Initial load duke parents: diff changeset	58 inline void* os::thread_local_storage_at(int index) {
a61af66fc99e Initial load duke parents: diff changeset	59 return pthread_getspecific((pthread_key_t)index);
a61af66fc99e Initial load duke parents: diff changeset	60 }
a61af66fc99e Initial load duke parents: diff changeset	61
a61af66fc99e Initial load duke parents: diff changeset	62 inline const char* os::file_separator() {
a61af66fc99e Initial load duke parents: diff changeset	63 return "/";
a61af66fc99e Initial load duke parents: diff changeset	64 }
a61af66fc99e Initial load duke parents: diff changeset	65
a61af66fc99e Initial load duke parents: diff changeset	66 inline const char* os::line_separator() {
a61af66fc99e Initial load duke parents: diff changeset	67 return "\n";
a61af66fc99e Initial load duke parents: diff changeset	68 }
a61af66fc99e Initial load duke parents: diff changeset	69
a61af66fc99e Initial load duke parents: diff changeset	70 inline const char* os::path_separator() {
a61af66fc99e Initial load duke parents: diff changeset	71 return ":";
a61af66fc99e Initial load duke parents: diff changeset	72 }
a61af66fc99e Initial load duke parents: diff changeset	73
a61af66fc99e Initial load duke parents: diff changeset	74 inline const char* os::jlong_format_specifier() {
a61af66fc99e Initial load duke parents: diff changeset	75 return "%lld";
a61af66fc99e Initial load duke parents: diff changeset	76 }
a61af66fc99e Initial load duke parents: diff changeset	77
a61af66fc99e Initial load duke parents: diff changeset	78 inline const char* os::julong_format_specifier() {
a61af66fc99e Initial load duke parents: diff changeset	79 return "%llu";
a61af66fc99e Initial load duke parents: diff changeset	80 }
a61af66fc99e Initial load duke parents: diff changeset	81
a61af66fc99e Initial load duke parents: diff changeset	82 // File names are case-sensitive on windows only
a61af66fc99e Initial load duke parents: diff changeset	83 inline int os::file_name_strcmp(const char* s1, const char* s2) {
a61af66fc99e Initial load duke parents: diff changeset	84 return strcmp(s1, s2);
a61af66fc99e Initial load duke parents: diff changeset	85 }
a61af66fc99e Initial load duke parents: diff changeset	86
a61af66fc99e Initial load duke parents: diff changeset	87 inline bool os::obsolete_option(const JavaVMOption *option) {
a61af66fc99e Initial load duke parents: diff changeset	88 return false;
a61af66fc99e Initial load duke parents: diff changeset	89 }
a61af66fc99e Initial load duke parents: diff changeset	90
a61af66fc99e Initial load duke parents: diff changeset	91 inline bool os::uses_stack_guard_pages() {
a61af66fc99e Initial load duke parents: diff changeset	92 return true;
a61af66fc99e Initial load duke parents: diff changeset	93 }
a61af66fc99e Initial load duke parents: diff changeset	94
a61af66fc99e Initial load duke parents: diff changeset	95 inline bool os::allocate_stack_guard_pages() {
a61af66fc99e Initial load duke parents: diff changeset	96 assert(uses_stack_guard_pages(), "sanity check");
a61af66fc99e Initial load duke parents: diff changeset	97 return true;
a61af66fc99e Initial load duke parents: diff changeset	98 }
a61af66fc99e Initial load duke parents: diff changeset	99
a61af66fc99e Initial load duke parents: diff changeset	100
a61af66fc99e Initial load duke parents: diff changeset	101 // On Linux, reservations are made on a page by page basis, nothing to do.
a61af66fc99e Initial load duke parents: diff changeset	102 inline void os::split_reserved_memory(char *base, size_t size,
a61af66fc99e Initial load duke parents: diff changeset	103 size_t split, bool realloc) {
a61af66fc99e Initial load duke parents: diff changeset	104 }
a61af66fc99e Initial load duke parents: diff changeset	105
a61af66fc99e Initial load duke parents: diff changeset	106
a61af66fc99e Initial load duke parents: diff changeset	107 // Bang the shadow pages if they need to be touched to be mapped.
a61af66fc99e Initial load duke parents: diff changeset	108 inline void os::bang_stack_shadow_pages() {
a61af66fc99e Initial load duke parents: diff changeset	109 }
a61af66fc99e Initial load duke parents: diff changeset	110
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	111 inline void os::dll_unload(void *lib) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	112 ::dlclose(lib);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	113 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	114
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	115 inline const int os::default_file_open_flags() { return 0;}
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	116
0 a61af66fc99e Initial load duke parents: diff changeset	117 inline DIR* os::opendir(const char* dirname)
a61af66fc99e Initial load duke parents: diff changeset	118 {
a61af66fc99e Initial load duke parents: diff changeset	119 assert(dirname != NULL, "just checking");
a61af66fc99e Initial load duke parents: diff changeset	120 return ::opendir(dirname);
a61af66fc99e Initial load duke parents: diff changeset	121 }
a61af66fc99e Initial load duke parents: diff changeset	122
a61af66fc99e Initial load duke parents: diff changeset	123 inline int os::readdir_buf_size(const char *path)
a61af66fc99e Initial load duke parents: diff changeset	124 {
a61af66fc99e Initial load duke parents: diff changeset	125 return NAME_MAX + sizeof(dirent) + 1;
a61af66fc99e Initial load duke parents: diff changeset	126 }
a61af66fc99e Initial load duke parents: diff changeset	127
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	128 inline jlong os::lseek(int fd, jlong offset, int whence) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	129 return (jlong) ::lseek64(fd, offset, whence);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	130 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	131
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	132 inline int os::fsync(int fd) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	133 return ::fsync(fd);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	134 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	135
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	136 inline char* os::native_path(char *path) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	137 return path;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	138 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	139
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	140 inline int os::ftruncate(int fd, jlong length) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	141 return ::ftruncate64(fd, length);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	142 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	143
0 a61af66fc99e Initial load duke parents: diff changeset	144 inline struct dirent* os::readdir(DIR* dirp, dirent *dbuf)
a61af66fc99e Initial load duke parents: diff changeset	145 {
a61af66fc99e Initial load duke parents: diff changeset	146 dirent* p;
a61af66fc99e Initial load duke parents: diff changeset	147 int status;
a61af66fc99e Initial load duke parents: diff changeset	148 assert(dirp != NULL, "just checking");
a61af66fc99e Initial load duke parents: diff changeset	149
a61af66fc99e Initial load duke parents: diff changeset	150 // NOTE: Linux readdir_r (on RH 6.2 and 7.2 at least) is NOT like the POSIX
a61af66fc99e Initial load duke parents: diff changeset	151 // version. Here is the doc for this function:
a61af66fc99e Initial load duke parents: diff changeset	152 // http://www.gnu.org/manual/glibc-2.2.3/html_node/libc_262.html
a61af66fc99e Initial load duke parents: diff changeset	153
a61af66fc99e Initial load duke parents: diff changeset	154 if((status = ::readdir_r(dirp, dbuf, &p)) != 0) {
a61af66fc99e Initial load duke parents: diff changeset	155 errno = status;
a61af66fc99e Initial load duke parents: diff changeset	156 return NULL;
a61af66fc99e Initial load duke parents: diff changeset	157 } else
a61af66fc99e Initial load duke parents: diff changeset	158 return p;
a61af66fc99e Initial load duke parents: diff changeset	159 }
a61af66fc99e Initial load duke parents: diff changeset	160
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	161 inline int os::closedir(DIR *dirp) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	162 assert(dirp != NULL, "argument is NULL");
0 a61af66fc99e Initial load duke parents: diff changeset	163 return ::closedir(dirp);
a61af66fc99e Initial load duke parents: diff changeset	164 }
a61af66fc99e Initial load duke parents: diff changeset	165
a61af66fc99e Initial load duke parents: diff changeset	166 // macros for restartable system calls
a61af66fc99e Initial load duke parents: diff changeset	167
a61af66fc99e Initial load duke parents: diff changeset	168 #define RESTARTABLE(_cmd, _result) do { \
a61af66fc99e Initial load duke parents: diff changeset	169 _result = _cmd; \
a61af66fc99e Initial load duke parents: diff changeset	170 } while(((int)_result == OS_ERR) && (errno == EINTR))
a61af66fc99e Initial load duke parents: diff changeset	171
a61af66fc99e Initial load duke parents: diff changeset	172 #define RESTARTABLE_RETURN_INT(_cmd) do { \
a61af66fc99e Initial load duke parents: diff changeset	173 int _result; \
a61af66fc99e Initial load duke parents: diff changeset	174 RESTARTABLE(_cmd, _result); \
a61af66fc99e Initial load duke parents: diff changeset	175 return _result; \
a61af66fc99e Initial load duke parents: diff changeset	176 } while(false)
141 fcbfc50865ab 6684395: Port NUMA-aware allocator to linux iveresov parents: 0 diff changeset	177
fcbfc50865ab 6684395: Port NUMA-aware allocator to linux iveresov parents: 0 diff changeset	178 inline bool os::numa_has_static_binding() { return true; }
fcbfc50865ab 6684395: Port NUMA-aware allocator to linux iveresov parents: 0 diff changeset	179 inline bool os::numa_has_group_homing() { return false; }
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	180
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	181 inline size_t os::restartable_read(int fd, void *buf, unsigned int nBytes) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	182 size_t res;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	183 RESTARTABLE( (size_t) ::read(fd, buf, (size_t) nBytes), res);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	184 return res;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	185 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	186
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	187 inline size_t os::write(int fd, const void *buf, unsigned int nBytes) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	188 size_t res;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	189 RESTARTABLE((size_t) ::write(fd, buf, (size_t) nBytes), res);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	190 return res;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	191 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	192
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	193 inline int os::close(int fd) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	194 return ::close(fd);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	195 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	196
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	197 inline int os::socket_close(int fd) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	198 return ::close(fd);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	199 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	200
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	201 inline int os::socket(int domain, int type, int protocol) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	202 return ::socket(domain, type, protocol);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	203 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	204
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	205 inline int os::recv(int fd, char* buf, size_t nBytes, uint flags) {
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	206 RESTARTABLE_RETURN_INT(::recv(fd, buf, nBytes, flags));
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	207 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	208
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	209 inline int os::send(int fd, char* buf, size_t nBytes, uint flags) {
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	210 RESTARTABLE_RETURN_INT(::send(fd, buf, nBytes, flags));
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	211 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	212
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	213 inline int os::raw_send(int fd, char* buf, size_t nBytes, uint flags) {
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	214 return os::send(fd, buf, nBytes, flags);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	215 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	216
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	217 inline int os::timeout(int fd, long timeout) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	218 julong prevtime,newtime;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	219 struct timeval t;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	220
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	221 gettimeofday(&t, NULL);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	222 prevtime = ((julong)t.tv_sec * 1000) + t.tv_usec / 1000;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	223
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	224 for(;;) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	225 struct pollfd pfd;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	226
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	227 pfd.fd = fd;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	228 pfd.events = POLLIN \| POLLERR;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	229
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	230 int res = ::poll(&pfd, 1, timeout);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	231
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	232 if (res == OS_ERR && errno == EINTR) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	233
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	234 // On Linux any value < 0 means "forever"
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	235
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	236 if(timeout >= 0) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	237 gettimeofday(&t, NULL);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	238 newtime = ((julong)t.tv_sec * 1000) + t.tv_usec / 1000;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	239 timeout -= newtime - prevtime;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	240 if(timeout <= 0)
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	241 return OS_OK;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	242 prevtime = newtime;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	243 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	244 } else
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	245 return res;
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	246 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	247 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	248
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	249 inline int os::listen(int fd, int count) {
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	250 return ::listen(fd, count);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	251 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	252
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	253 inline int os::connect(int fd, struct sockaddr* him, socklen_t len) {
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	254 RESTARTABLE_RETURN_INT(::connect(fd, him, len));
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	255 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	256
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	257 inline int os::accept(int fd, struct sockaddr* him, socklen_t* len) {
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	258 // Linux doc says this can't return EINTR, unlike accept() on Solaris.
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	259 // But see attachListener_linux.cpp, LinuxAttachListener::dequeue().
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	260 return (int)::accept(fd, him, len);
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	261 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	262
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	263 inline int os::recvfrom(int fd, char* buf, size_t nBytes, uint flags,
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	264 sockaddr* from, socklen_t* fromlen) {
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	265 RESTARTABLE_RETURN_INT((int)::recvfrom(fd, buf, nBytes, flags, from, fromlen));
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	266 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	267
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	268 inline int os::sendto(int fd, char* buf, size_t len, uint flags,
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	269 struct sockaddr* to, socklen_t tolen) {
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	270 RESTARTABLE_RETURN_INT((int)::sendto(fd, buf, len, flags, to, tolen));
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	271 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	272
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	273 inline int os::socket_shutdown(int fd, int howto) {
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	274 return ::shutdown(fd, howto);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	275 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	276
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	277 inline int os::bind(int fd, struct sockaddr* him, socklen_t len) {
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	278 return ::bind(fd, him, len);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	279 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	280
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	281 inline int os::get_sock_name(int fd, struct sockaddr* him, socklen_t* len) {
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	282 return ::getsockname(fd, him, len);
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	283 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	284
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	285 inline int os::get_host_name(char* name, int namelen) {
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	286 return ::gethostname(name, namelen);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	287 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	288
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	289 inline struct hostent* os::get_host_by_name(char* name) {
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	290 return ::gethostbyname(name);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	291 }
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	292
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	293 inline int os::get_sock_opt(int fd, int level, int optname,
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	294 char* optval, socklen_t* optlen) {
11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	295 return ::getsockopt(fd, level, optname, optval, optlen);
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	296 }
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	297
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	298 inline int os::set_sock_opt(int fd, int level, int optname,
4717 11c26bfcf8c7 7091417: recvfrom's 6th input should be of type socklen_t phh parents: 2426 diff changeset	299 const char* optval, socklen_t optlen) {
1980 828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	300 return ::setsockopt(fd, level, optname, optval, optlen);
828eafbd85cc 6348631: remove the use of the HPI library from Hotspot ikrylov parents: 1972 diff changeset	301 }
1972 f95d63e2154a 6989984: Use standard include model for Hospot stefank parents: 1552 diff changeset	302 #endif // OS_LINUX_VM_OS_LINUX_INLINE_HPP

Mercurial > hg > truffle

annotate src/os/linux/vm/os_linux.inline.hpp @ 4717:11c26bfcf8c7