iw7-mod/deps/zstd/programs/fileio_common.h
2024-08-13 05:15:34 -04:00

126 lines
4.8 KiB
C

/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
* All rights reserved.
*
* This source code is licensed under both the BSD-style license (found in the
* LICENSE file in the root directory of this source tree) and the GPLv2 (found
* in the COPYING file in the root directory of this source tree).
* You may select, at your option, one of the above-listed licenses.
*/
#ifndef ZSTD_FILEIO_COMMON_H
#define ZSTD_FILEIO_COMMON_H
#if defined (__cplusplus)
extern "C" {
#endif
#include "../lib/common/mem.h" /* U32, U64 */
#include "fileio_types.h"
#include "platform.h"
#include "timefn.h" /* UTIL_getTime, UTIL_clockSpanMicro */
/*-*************************************
* Macros
***************************************/
#define KB *(1 <<10)
#define MB *(1 <<20)
#define GB *(1U<<30)
#undef MAX
#define MAX(a,b) ((a)>(b) ? (a) : (b))
extern FIO_display_prefs_t g_display_prefs;
#define DISPLAY(...) fprintf(stderr, __VA_ARGS__)
#define DISPLAYOUT(...) fprintf(stdout, __VA_ARGS__)
#define DISPLAYLEVEL(l, ...) { if (g_display_prefs.displayLevel>=l) { DISPLAY(__VA_ARGS__); } }
extern UTIL_time_t g_displayClock;
#define REFRESH_RATE ((U64)(SEC_TO_MICRO / 6))
#define READY_FOR_UPDATE() (UTIL_clockSpanMicro(g_displayClock) > REFRESH_RATE || g_display_prefs.displayLevel >= 4)
#define DELAY_NEXT_UPDATE() { g_displayClock = UTIL_getTime(); }
#define DISPLAYUPDATE(l, ...) { \
if (g_display_prefs.displayLevel>=l && (g_display_prefs.progressSetting != FIO_ps_never)) { \
if (READY_FOR_UPDATE()) { \
DELAY_NEXT_UPDATE(); \
DISPLAY(__VA_ARGS__); \
if (g_display_prefs.displayLevel>=4) fflush(stderr); \
} } }
#define SHOULD_DISPLAY_SUMMARY() \
(g_display_prefs.displayLevel >= 2 || g_display_prefs.progressSetting == FIO_ps_always)
#define SHOULD_DISPLAY_PROGRESS() \
(g_display_prefs.progressSetting != FIO_ps_never && SHOULD_DISPLAY_SUMMARY())
#define DISPLAY_PROGRESS(...) { if (SHOULD_DISPLAY_PROGRESS()) { DISPLAYLEVEL(1, __VA_ARGS__); }}
#define DISPLAYUPDATE_PROGRESS(...) { if (SHOULD_DISPLAY_PROGRESS()) { DISPLAYUPDATE(1, __VA_ARGS__); }}
#define DISPLAY_SUMMARY(...) { if (SHOULD_DISPLAY_SUMMARY()) { DISPLAYLEVEL(1, __VA_ARGS__); } }
#undef MIN /* in case it would be already defined */
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#define EXM_THROW(error, ...) \
{ \
DISPLAYLEVEL(1, "zstd: "); \
DISPLAYLEVEL(5, "Error defined at %s, line %i : \n", __FILE__, __LINE__); \
DISPLAYLEVEL(1, "error %i : ", error); \
DISPLAYLEVEL(1, __VA_ARGS__); \
DISPLAYLEVEL(1, " \n"); \
exit(error); \
}
#define CHECK_V(v, f) \
v = f; \
if (ZSTD_isError(v)) { \
DISPLAYLEVEL(5, "%s \n", #f); \
EXM_THROW(11, "%s", ZSTD_getErrorName(v)); \
}
#define CHECK(f) { size_t err; CHECK_V(err, f); }
/* Avoid fseek()'s 2GiB barrier with MSVC, macOS, *BSD, MinGW */
#if defined(_MSC_VER) && _MSC_VER >= 1400
# define LONG_SEEK _fseeki64
# define LONG_TELL _ftelli64
#elif !defined(__64BIT__) && (PLATFORM_POSIX_VERSION >= 200112L) /* No point defining Large file for 64 bit */
# define LONG_SEEK fseeko
# define LONG_TELL ftello
#elif defined(__MINGW32__) && !defined(__STRICT_ANSI__) && !defined(__NO_MINGW_LFS) && defined(__MSVCRT__)
# define LONG_SEEK fseeko64
# define LONG_TELL ftello64
#elif defined(_WIN32) && !defined(__DJGPP__)
# include <windows.h>
static int LONG_SEEK(FILE* file, __int64 offset, int origin) {
LARGE_INTEGER off;
DWORD method;
off.QuadPart = offset;
if (origin == SEEK_END)
method = FILE_END;
else if (origin == SEEK_CUR)
method = FILE_CURRENT;
else
method = FILE_BEGIN;
if (SetFilePointerEx((HANDLE) _get_osfhandle(_fileno(file)), off, NULL, method))
return 0;
else
return -1;
}
static __int64 LONG_TELL(FILE* file) {
LARGE_INTEGER off, newOff;
off.QuadPart = 0;
newOff.QuadPart = 0;
SetFilePointerEx((HANDLE) _get_osfhandle(_fileno(file)), off, &newOff, FILE_CURRENT);
return newOff.QuadPart;
}
#else
# define LONG_SEEK fseek
# define LONG_TELL ftell
#endif
#if defined (__cplusplus)
}
#endif
#endif /* ZSTD_FILEIO_COMMON_H */