/*
* Copyright 2014-2017, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the copyright holder nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* libvmem.c -- basic libvmem functions
*/
#include <stdio.h>
#include <stdint.h>
#include "libvmem.h"
#include "jemalloc.h"
#include "out.h"
#include "vmem.h"
/*
* vmem_check_versionU -- see if library meets application version requirements
*/
#ifndef _WIN32
static inline
#endif
const char *
vmem_check_versionU(unsigned major_required, unsigned minor_required)
{
vmem_construct();
LOG(3, "major_required %u minor_required %u",
major_required, minor_required);
if (major_required != VMEM_MAJOR_VERSION) {
ERR("libvmem major version mismatch (need %u, found %u)",
major_required, VMEM_MAJOR_VERSION);
return out_get_errormsg();
}
if (minor_required > VMEM_MINOR_VERSION) {
ERR("libvmem minor version mismatch (need %u, found %u)",
minor_required, VMEM_MINOR_VERSION);
return out_get_errormsg();
}
return NULL;
}
#ifndef _WIN32
/*
* vmem_check_version -- see if library meets application version requirements
*/
const char *
vmem_check_version(unsigned major_required, unsigned minor_required)
{
return vmem_check_versionU(major_required, minor_required);
}
#else
/*
* vmem_check_versionW -- see if library meets application version requirements
*/
const wchar_t *
vmem_check_versionW(unsigned major_required, unsigned minor_required)
{
if (vmem_check_versionU(major_required, minor_required) != NULL)
return out_get_errormsgW();
else
return NULL;
}
#endif
/*
* vmem_set_funcs -- allow overriding libvmem's call to malloc, etc.
*/
void
vmem_set_funcs(
void *(*malloc_func)(size_t size),
void (*free_func)(void *ptr),
void *(*realloc_func)(void *ptr, size_t size),
char *(*strdup_func)(const char *s),
void (*print_func)(const char *s))
{
vmem_construct();
LOG(3, NULL);
util_set_alloc_funcs(malloc_func, free_func,
realloc_func, strdup_func);
out_set_print_func(print_func);
je_vmem_pool_set_alloc_funcs(malloc_func, free_func);
}
/*
* vmem_errormsgU -- return last error message
*/
#ifndef _WIN32
static inline
#endif
const char *
vmem_errormsgU(void)
{
return out_get_errormsg();
}
#ifndef _WIN32
/*
* vmem_errormsg -- return last error message
*/
const char *
vmem_errormsg(void)
{
return vmem_errormsgU();
}
#else
/*
* vmem_errormsgW -- return last error message as wchar_t
*/
const wchar_t *
vmem_errormsgW(void)
{
return out_get_errormsgW();
}
#endif