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8187443: Forest Consolidation: Move files to unified layout

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Reviewed-by: darcy, ihse
This commit is contained in:
Erik Joelsson 2017-09-12 19:03:39 +02:00
parent 270fe13182
commit 3789983e89
56923 changed files with 3 additions and 15727 deletions
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85
src/java.base/aix/native/libjli/java_md_aix.c Normal file
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/*
* Copyright (c) 2016 SAP SE. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#include <stdio.h>
#include <sys/ldr.h>
#include "java_md_aix.h"
static unsigned char dladdr_buffer[0x4000];
static int fill_dll_info(void) {
return loadquery(L_GETINFO, dladdr_buffer, sizeof(dladdr_buffer));
}
static int dladdr_dont_reload(void *addr, Dl_info *info) {
const struct ld_info *p = (struct ld_info *)dladdr_buffer;
memset((void *)info, 0, sizeof(Dl_info));
for (;;) {
if (addr >= p->ldinfo_textorg &&
addr < (((char*)p->ldinfo_textorg) + p->ldinfo_textsize))
{
info->dli_fname = p->ldinfo_filename;
return 1;
}
if (!p->ldinfo_next) {
break;
}
p = (struct ld_info *)(((char *)p) + p->ldinfo_next);
}
return 0;
}
int dladdr(void *addr, Dl_info *info) {
static int loaded = 0;
int rc = 0;
void *addr0;
if (!addr) {
return rc;
}
if (!loaded) {
if (fill_dll_info() == -1)
return rc;
loaded = 1;
}
// first try with addr on cached data
rc = dladdr_dont_reload(addr, info);
// addr could be an AIX function descriptor, so try dereferenced version
if (rc == 0) {
addr0 = *((void **)addr);
rc = dladdr_dont_reload(addr0, info);
}
// if we had no success until now, maybe loadquery info is outdated.
// refresh and retry
if (rc == 0) {
if (fill_dll_info() == -1)
return rc;
rc = dladdr_dont_reload(addr, info);
if (rc == 0) {
rc = dladdr_dont_reload(addr0, info);
}
}
return rc;
}