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bongo/include/xplutil.h
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/****************************************************************************
* <Novell-copyright>
* Copyright (c) 2001 Novell, Inc. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public License
* as published by the Free Software Foundation.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, contact Novell, Inc.
*
* To contact Novell about this file by physical or electronic mail, you
* may find current contact information at www.novell.com.
* </Novell-copyright>
****************************************************************************/
#ifndef XPLUTIL_H
#define XPLUTIL_H
#include "bongo-config.h"
#include "xplthread.h"
#include <ctype.h>
#include <errno.h>
#include <fcntl.h>
#include <limits.h>
#include <signal.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef _BONGO_HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#ifdef _BONGO_LINUX
# include <dirent.h>
# include <netdb.h>
# include <netinet/in.h>
# include <sys/poll.h>
# include <sys/socket.h>
# include <sys/time.h>
# include <sys/types.h>
# include <arpa/inet.h>
# include <unistd.h>
#elif defined WIN32
# include <windows.h>
# include <io.h>
#endif
/* Product Definitions */
#define PRODUCT_MAJOR_VERSION 3
#define PRODUCT_MINOR_VERSION 52
#define PRODUCT_LETTER_VERSION 0
/* Basic Definitions */
typedef int BOOL;
#ifndef WIN32
typedef unsigned long LONG;
#endif
typedef unsigned char BYTE;
typedef unsigned short WORD;
#ifndef _UNICODE_TYPE_DEFINED
#define _UNICODE_TYPE_DEFINED
typedef unsigned short unicode;
#endif
#ifndef FALSE
# define FALSE (0)
#endif
#ifndef TRUE
# define TRUE (!FALSE)
#endif
#ifndef min
# define min(a,b) (((a)<(b)) ? (a) : (b))
#endif
#ifndef max
# define max(a,b) (((a)<(b)) ? (b) : (a))
#endif
/* Casts */
#define XPL_PTR_TO_INT(p) ((int) XPL_POINTER_TO_INT_CAST (p))
#define XPL_PTR_TO_UINT(p) ((unsigned int) XPL_POINTER_TO_UINT_CAST (p))
#define XPL_INT_TO_PTR(i) ((void*) XPL_POINTER_TO_INT_CAST (i))
#define XPL_UINT_TO_PTR(i) ((void*) XPL_POINTER_TO_UINT_CAST (i))
/* Branch hints */
#if defined(__GNUC__) && (__GNUC__ > 2)
#define XPL_LIKELY(e) (__builtin_expect(!!(e), 1))
#define XPL_UNLIKELY(e) (__builtin_expect(!!(e), 0))
#else
#define XPL_LIKELY(e) (e)
#define XPL_UNLIKELY(e) (e)
#endif
/* Format string helpers */
#if defined(__GNUC__) && (__GNUC__ > 2)
#define XPL_PRINTF(format_idx, arg_idx) __attribute__((__format__ (__printf__, format_idx, arg_idx)))
#else
#define XPL_PRINTF(a, b)
#endif
#if defined va_copy
#define XPL_VA_COPY(save, ap) va_copy(save, ap)
#elif defined __va_copy
#define XPL_VA_COPY(save, ap) __va_copy(save, ap)
#else
#warning nothing
#define XPL_VA_COPY(save, ap) save = ap
#endif
/* Limits */
#ifdef PATH_MAX
# define XPL_MAX_PATH PATH_MAX
#elif defined (XPL_MAX_PATH)
# define XPL_MAX_PATH XPL_MAX_PATH
#elif defined (_PC_PATH_MAX)
# define XPL_MAX_PATH sysconf(_PC_PATH_MAX)
#elif defined (_MAX_PATH)
# define XPL_MAX_PATH _MAX_PATH
#else
# error "XPL_MAX_PATH is not implemented on this platform"
#endif
#define MAXEMAILNAMESIZE 256
/* Packing/Byte order */
#ifdef _BONGO_LINUX
# define Xpl8BitPackedStructure __attribute__ ((aligned(1),packed))
# define Xpl64BitPackedStructure __attribute__ ((aligned(8),packed))
#elif defined WIN32
# define Xpl8BitPackedStructure
# define Xpl64BitPackedStructure
#elif defined(NETWARE) || defined(LIBC)
# define Xpl8BitPackedStructure
# define Xpl64BitPackedStructure
#else
# error "Packing not defined on this platform"
#endif
#if _BONGO_XPL_BIG_ENDIAN
# define XplHostToLittle(LongWord) (((LongWord & 0xFF000000) >>24) | ((LongWord & 0x00FF0000) >> 8) | ((LongWord & 0x0000FF00) << 8) | ((LongWord & 0x000000FF) << 24))
#else
# define XplHostToLittle(n) (n)
#endif
/* C Library functions */
#ifdef _BONGO_HAVE_STRCASECMP
# define XplStrCaseCmp(a,b) strcasecmp(a,b)
#elif defined(HAVE_STRICMP)
# define XplStrCaseCmp(a,b) stricmp(a,b)
#else
# error "XplStrCaseCmp is not implemented on this platform"
#endif
#ifdef _BONGO_HAVE_STRNCASECMP
# define XplStrNCaseCmp(a,b,c) strncasecmp(a,b,c)
#elif defined(HAVE_STRNICMP)
# define XplStrNCaseCmp(a,b,c) strnicmp(a,b,c)
#else
# error "XplStrNCaseCmp is not implemented on this platform"
#endif
#ifdef _BONGO_HAVE_VSNPRINTF
# define XplVsnprintf vsnprintf
#elif defined (HAVE__VSNPRINTF)
# define XplVsnprintf _vsnprintf
#endif
#ifdef _BONGO_HAVE_GETTIMEOFDAY
# define XplGetHighResolutionTimer() 0
# define XplGetHighResolutionTime(counter) { struct timeval tOfDaYs; \
gettimeofday(&tOfDaYs,NULL); \
(counter) = (time_t) tOfDaYs.tv_usec; \
}
#elif defined (WIN32)
# define XplGetHighResolutionTimer() 0
# define XplGetHighResolutionTime(counter) { LARGE_INTEGER c; \
if (QueryPerformanceCounter(&c) != 0) { \
(counter) = c.LowPart; \
} \
}
#else
# error "XplGetHighResolutionTime is not implemented on this platform"
#endif
/* UI Definitions - need to reconsider these*/
#ifdef _BONGO_HAVE_RINGTHEBELL
# define XplBell() XplBell()
#else
# define XplBell()
#endif
#if defined WIN32 && (defined DEBUG || defined _DEBUG)
void XplDebugOut(const char *Format, ...);
# define XplConsolePrintf XplDebugOut
#elif defined _BONGO_HAVE_CONSOLEPRINTF
# define XplConsolePrintf consoleprintf
#else
# define XplConsolePrintf printf
#endif
#ifdef HAVE_UNGETCHARACTER
# define XplUngetCh(a) ungetcharacter((a))
#else
# define XplUngetCh(a)
#endif
/* File and Directory Functions */
int XplTruncate(const char *path, int64_t length);
#if defined (WIN32) || defined(NETWARE)
# define XPL_DIR_SEPARATOR '\\'
#else
# define XPL_DIR_SEPARATOR '/'
#endif
#ifdef _BONGO_LINUX
#define XplFSeek64(FILEPTR, OFFSET, WHENCE) fseek(FILEPTR, OFFSET, WHENCE)
typedef struct _XplDir {
unsigned long d_attr;
unsigned long d_size;
unsigned char *d_name;
unsigned long d_cdatetime;
DIR *dirp;
struct dirent *direntp;
unsigned char Path[XPL_MAX_PATH];
} XplDir;
#define XplMakeDir(path) mkdir(path, S_IRUSR | S_IWUSR | S_IXUSR | S_IRGRP | S_IWGRP)
#elif defined WIN32
#include <direct.h>
#define XplFSeek64(FILEPTR, OFFSET, WHENCE) ((int)(!((_lseeki64(fileno(FILEPTR), OFFSET, WHENCE)) > -1)))
typedef struct _XplDir {
unsigned long d_attr;
unsigned long d_size;
unsigned char *d_name;
unsigned long d_cdatetime;
long dirp;
struct _finddata_t FindData;
unsigned char Path[_MAX_PATH+1];
} XplDir;
#define XplMakeDir(path) mkdir(path)
#endif
XplDir *XplOpenDir(const char *dirname);
XplDir *XplReadDir(XplDir *dirp);
int XplCloseDir(XplDir *dirp);
#ifdef _BONGO_HAVE_FSYNC
# define XplFlushWrites(fileptr) fsync(fileno(fileptr))
#elif defined (_BONGO_HAVE_FEFLUSHWRITE)
# define XplFlushWrites(fileptr) FEFlushWrite(fileno(fileptr))
#elif defined (HAVE__COMMIT)
# define XplFlushWrites(fileptr) _commit(fileno(fileptr))
#else
# error "XplFlushWrites not defined for this platform"
#endif
#if defined(_A_SUBDIR)
# define XPL_A_SUBDIR _A_SUBDIR
#elif defined(S_IFDIR)
# define XPL_A_SUBDIR S_IFDIR
#endif
/* Utility Functions */
char *XplStrLower (char *);
FILE *XplOpenTemp(const char *dir,
const char *mode,
char *filename);
/* Statistics Functions */
unsigned long XplGetMemAvail (void);
long XplGetServerUtilization (unsigned long *previousSeconds, unsigned long *previousIdle);
unsigned long XplGetDiskspaceUsed(unsigned char *Path);
unsigned long XplGetDiskspaceFree(unsigned char *Path);
unsigned long XplGetDiskBlocksize(unsigned char *Path);
/* Shared Library functions */
/* rough cut */
#ifdef WIN32
# define XPL_DLL_EXTENSION ".dll"
#elif defined (NETWARE)
# define XPL_DLL_EXTENSION ".nlm"
#else
# define XPL_DLL_EXTENSION ".so"
#endif
#ifdef _BONGO_HAVE_DLFCN_H
#include <dlfcn.h>
typedef void *XplPluginHandle;
# define XplLoadDLL(Path) dlopen((Path), RTLD_NOW | RTLD_GLOBAL)
# define XplGetDLLFunction(Name, Function, Handle) dlsym((Handle), (Function))
# define XplReleaseDLLFunction(Name, Function, Handle)
# define XplUnloadDLL(Name, Handle) if (Handle) dlclose((Handle))
# define XplIsDLLLoaded(Name) 0
# define FARPROC void *
#elif defined WIN32
typedef HINSTANCE XplPluginHandle;
XplPluginHandle XplLoadDLL(unsigned char *Path); /* Defined in libxpl */
BOOL XplIsDLLLoaded(unsigned char *Name); /* Defined in libxpl */
#define XplGetDLLFunction(Name, Function, Handle) GetProcAddress((Handle), (Function))
#define XplReleaseDLLFunction(Name, Function, Handle)
#define XplUnloadDLL(Name, Handle) FreeLibrary(Handle);
#endif
/* Internationalization */
#ifdef WIN32
int XplGetCurrentOSLangaugeID(void);
#else
# define XplGetCurrentOSLanguageID() 4
#endif
int XplReturnLanguageName(int lang, unsigned char *buffer);
/* Time */
#ifdef _BONGO_HAVE__CONVERTDOSTIMETOCALENDAR
# define XplCalendarTime(time) _ConvertDOSTimeToCalendar(time)
#elif defined (HAVE_DOS2CALENDAR)
# define XplCalendarTime(time) dos2calendar(time)
#else
# define XplCalendarTime(time) (time)
#endif
void XplDelaySelect(int msec);
#ifdef _BONGO_HAVE_DELAY
# define XplDelay(msec) delay(msec)
#elif defined (_BONGO_HAVE_SLEEP)
# define XplDelay(msec) Sleep(msec)
#elif defined (_BONGO_HAVE_NANOSLEEP)
void XplDelayNanosleep(int msec);
# define XplDelay(msec) XplDelayNanosleep(msec)
#elif defined (_BONGO_HAVE_USLEEP)
# define XplDelay(msec) usleep((msec) * 1000)
#else
# define XplDelay(msec) XplDelaySelect(msec)
#endif
/* Signal handling */
#ifdef WIN32
#define XplExit(ccode) exit(ccode)
#define XplSignalHandler(handler) signal(SIGTERM, (handler));
#define XplSignalBlock()
#else
#define XplExit(ccode) kill(getpid(), 9)
typedef void (*XplShutdownFunc)(int Signal);
void XplSignalCatcher(XplShutdownFunc ShutdownFunction);
void XplSignalBlock(void);
#define XplSignalHandler(handler) XplSignalCatcher((handler));
#endif
#ifdef WIN32
#define XplUnloadApp(id)
#else
#define XplUnloadApp(ID) kill((ID), SIGKILL)
#endif
/* Read/Write locks */
typedef struct {
long RWState;
unsigned long RWMode;
unsigned long RWReaders;
XplSemaphore RWLock;
XplSemaphore RWMutexRead;
XplSemaphore RWMutexReadWrite;
} XplRWLock;
BOOL XplRWLockInit(XplRWLock *RWLock);
BOOL XplRWLockDestroy(XplRWLock *RWLock);
BOOL XplRWReadLockAcquire(XplRWLock *RWLock);
BOOL XplRWWriteLockAcquire(XplRWLock *RWLock);
BOOL XplRWReadLockRelease(XplRWLock *RWLock);
BOOL XplRWWriteLockRelease(XplRWLock *RWLock);
#ifdef _BONGO_LINUX
#define s_addr_1 s_addr>>24 & 0xff
#define s_addr_2 s_addr>>16 & 0xff
#define s_addr_3 s_addr>>8 & 0xff
#define s_addr_4 s_addr & 0xff
#ifndef s_net
#if _BONGO_XPL_LITTLE_ENDIAN
#define s_net s_addr_4
#define s_host s_addr_3
#define s_lh s_addr_2
#define s_impno s_addr_1
#else
#define s_net s_addr_1
#define s_host s_addr_2
#define s_lh s_addr_3
#define s_impno s_addr_4
#endif
#endif
#endif
/* Windows specifics */
#if defined(BONGO_HAVE__SNPRINTF) && !defined(_BONGO_HAVE_SNPRINTF)
#define snprintf _snprintf
#endif
#ifndef _BONGO_HAVE_GMTIME_R
#define gmtime_r(in, out) { struct tm *tmp; tmp=gmtime((time_t *)in); if (!tmp) { time_t t=1; tmp=gmtime(&t);} memcpy(out, tmp, sizeof(struct tm)); }
#endif
#ifndef _BONGO_HAVE_LOCALTIME_R
#define localtime_r(in, out) { struct tm *tmp; tmp=localtime((time_t *)in); if (!tmp) { time_t t=1; tmp=localtime(&t);} memcpy(out, tmp, sizeof(struct tm)); }
#endif
#ifdef WIN32
# define WIN_CDECL __cdecl
# define WIN_STDCALL __stdcall
# define EXPORT __declspec(dllexport)
# define IMPORT __declspec(dllimport)
#else
# define WIN_CDECL
# define WIN_STDCALL
# define EXPORT
# define IMPORT
#endif
#ifndef ECONNABORTED
#define ECONNABORTED 130
#endif
#ifndef SIGHUP
/* Dummy */
#define SIGHUP 1000
#endif
#ifndef SIGUSR1
/* Dummy */
#define SIGUSR1 10
#endif
#ifdef __cplusplus
#define XPL_BEGIN_C_LINKAGE extern "C" {
#else
#define XPL_BEGIN_C_LINKAGE
#endif
#ifdef __cplusplus
#define XPL_END_C_LINKAGE }
#else
#define XPL_END_C_LINKAGE
#endif
#endif
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