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/* $Id: ncbi_priv.c,v 6.18 2012/01/11 19:34:37 kazimird Exp $
* ===========================================================================
*
* PUBLIC DOMAIN NOTICE
* National Center for Biotechnology Information
*
* This software/database is a "United States Government Work" under the
* terms of the United States Copyright Act. It was written as part of
* the author's official duties as a United States Government employee and
* thus cannot be copyrighted. This software/database is freely available
* to the public for use. The National Library of Medicine and the U.S.
* Government have not placed any restriction on its use or reproduction.
*
* Although all reasonable efforts have been taken to ensure the accuracy
* and reliability of the software and data, the NLM and the U.S.
* Government do not and cannot warrant the performance or results that
* may be obtained by using this software or data. The NLM and the U.S.
* Government disclaim all warranties, express or implied, including
* warranties of performance, merchantability or fitness for any particular
* purpose.
*
* Please cite the author in any work or product based on this material.
*
* ===========================================================================
*
* Author: Denis Vakatov
*
* File Description:
* Private aux. code for the "ncbi_*.[ch]"
*
*/
#include "ncbi_priv.h"
#if defined(NCBI_OS_UNIX)
# include <unistd.h>
#elif defined(NCBI_OS_MSWIN)
# include <windows.h>
#else
# include <connect/ncbi_socket.h>
#endif /*NCBI_OS_...*/
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
/* GLOBALS */
int g_NCBI_ConnectRandomSeed = 0;
MT_LOCK g_CORE_MT_Lock = &g_CORE_MT_Lock_default;
LOG g_CORE_Log = 0;
REG g_CORE_Registry = 0;
FNcbiGetAppName g_CORE_GetAppName = 0;
FNcbiGetSid g_CORE_GetSid = 0;
extern int g_NCBI_ConnectSrandAddend(void)
{
#if defined(NCBI_OS_UNIX)
return (int) getpid();
#elif defined(NCBI_OS_MSWIN)
return (int) GetCurrentProcessId();
#else
return SOCK_GetLocalHostAddress(eDefault);
#endif /*NCBI_OS*/
}
#ifdef _DEBUG
static MT_LOCK s_CoreLock = 0;
extern int g_NCBI_CoreCheckLock(void)
{
/* save last lock accessed */
s_CoreLock = g_CORE_MT_Lock;
return 1/*success*/;
}
extern int g_NCBI_CoreCheckUnlock(void)
{
/* check that unlock operates on the same lock */
if (s_CoreLock != g_CORE_MT_Lock) {
CORE_LOG(eLOG_Critical, "Inconsistent use of CORE MT-Lock detected");
assert(0);
return 0/*failure*/;
}
return 1/*success*/;
}
#endif /*_DEBUG*/
extern const char* g_CORE_Sprintf(const char* fmt, ...)
{
static const size_t buf_size = 4096;
char* buf;
va_list args;
if (!(buf = (char*) malloc(buf_size)))
return 0;
*buf = '\0';
va_start(args, fmt);
#ifdef HAVE_VSNPRINTF
vsnprintf(buf, buf_size, fmt, args);
#else
vsprintf (buf, fmt, args);
#endif /*HAVE_VSNPRINTF*/
assert(strlen(buf) < buf_size);
va_end(args);
return buf;
}
extern const char* g_CORE_RegistryGET
(const char* section,
const char* name,
char* value,
size_t value_size,
const char* def_value)
{
const char* ret_value;
CORE_LOCK_READ;
ret_value = REG_Get(g_CORE_Registry,
section, name, value, value_size, def_value);
CORE_UNLOCK;
return ret_value;
}
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