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src/hotspot/os/aix/libodm_aix.cpp

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rev 55756 : 8228482: fix xlc16/xlclang comparison of distinct pointer types and string literal conversion warnings
   1 /*
   2  * Copyright (c) 2015, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2015, 2015 SAP SE. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *


  42   _odm_set_path    = (fun_odm_set_path   )dlsym(_libhandle, "odm_set_path"   );
  43   _odm_mount_class = (fun_odm_mount_class)dlsym(_libhandle, "odm_mount_class");
  44   _odm_get_obj     = (fun_odm_get_obj    )dlsym(_libhandle, "odm_get_obj"    );
  45   _odm_terminate   = (fun_odm_terminate  )dlsym(_libhandle, "odm_terminate"  );
  46   if (!_odm_initialize || !_odm_set_path || !_odm_mount_class || !_odm_get_obj || !_odm_terminate) {
  47     trcVerbose("Couldn't find all required odm symbols from %s", libodmname);
  48     dlclose(_libhandle);
  49     _libhandle = NULL;
  50     return;
  51   }
  52 }
  53 
  54 dynamicOdm::~dynamicOdm() {
  55   if (_libhandle) { dlclose(_libhandle); }
  56 }
  57 
  58 
  59 void odmWrapper::clean_data() { if (_data) { free(_data); _data = NULL; } }
  60 
  61 
  62 int odmWrapper::class_offset(char *field, bool is_aix_5)
  63 {
  64   assert(has_class(), "initialization");
  65   for (int i = 0; i < odm_class()->nelem; i++) {
  66     if (strcmp(odm_class()->elem[i].elemname, field) == 0) {
  67       int offset = odm_class()->elem[i].offset;
  68       if (is_aix_5) { offset += LINK_VAL_OFFSET; }
  69       return offset;
  70     }
  71   }
  72   return -1;
  73 }
  74 
  75 
  76 void odmWrapper::determine_os_kernel_version(uint32_t* p_ver) {
  77   int major_aix_version = ((*p_ver) >> 24) & 0xFF,
  78       minor_aix_version = ((*p_ver) >> 16) & 0xFF;
  79   assert(*p_ver, "must be initialized");
  80 
  81   odmWrapper odm("product", "/usr/lib/objrepos"); // could also use "lpp"
  82   if (!odm.has_class()) {


   1 /*
   2  * Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2015, 2019 SAP SE. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *


  42   _odm_set_path    = (fun_odm_set_path   )dlsym(_libhandle, "odm_set_path"   );
  43   _odm_mount_class = (fun_odm_mount_class)dlsym(_libhandle, "odm_mount_class");
  44   _odm_get_obj     = (fun_odm_get_obj    )dlsym(_libhandle, "odm_get_obj"    );
  45   _odm_terminate   = (fun_odm_terminate  )dlsym(_libhandle, "odm_terminate"  );
  46   if (!_odm_initialize || !_odm_set_path || !_odm_mount_class || !_odm_get_obj || !_odm_terminate) {
  47     trcVerbose("Couldn't find all required odm symbols from %s", libodmname);
  48     dlclose(_libhandle);
  49     _libhandle = NULL;
  50     return;
  51   }
  52 }
  53 
  54 dynamicOdm::~dynamicOdm() {
  55   if (_libhandle) { dlclose(_libhandle); }
  56 }
  57 
  58 
  59 void odmWrapper::clean_data() { if (_data) { free(_data); _data = NULL; } }
  60 
  61 
  62 int odmWrapper::class_offset(const char *field, bool is_aix_5)
  63 {
  64   assert(has_class(), "initialization");
  65   for (int i = 0; i < odm_class()->nelem; i++) {
  66     if (strcmp(odm_class()->elem[i].elemname, field) == 0) {
  67       int offset = odm_class()->elem[i].offset;
  68       if (is_aix_5) { offset += LINK_VAL_OFFSET; }
  69       return offset;
  70     }
  71   }
  72   return -1;
  73 }
  74 
  75 
  76 void odmWrapper::determine_os_kernel_version(uint32_t* p_ver) {
  77   int major_aix_version = ((*p_ver) >> 24) & 0xFF,
  78       minor_aix_version = ((*p_ver) >> 16) & 0xFF;
  79   assert(*p_ver, "must be initialized");
  80 
  81   odmWrapper odm("product", "/usr/lib/objrepos"); // could also use "lpp"
  82   if (!odm.has_class()) {


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