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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright (c) 2010-2017 Linux Test Project
*/
#ifndef TST_SAFE_PRW_H__
#define TST_SAFE_PRW_H__
static inline ssize_t safe_pread(const char *file, const int lineno,
char len_strict, int fildes, void *buf, size_t nbyte,
off_t offset)
{
ssize_t rval;
rval = pread(fildes, buf, nbyte, offset);
if (rval == -1 || (len_strict && (size_t)rval != nbyte)) {
tst_brk_(file, lineno, TBROK | TERRNO,
"pread(%d,%p,%zu,%lld) failed",
fildes, buf, nbyte, (long long)offset);
}
return rval;
}
#define SAFE_PREAD(len_strict, fildes, buf, nbyte, offset) \
safe_pread(__FILE__, __LINE__, (len_strict), (fildes), \
(buf), (nbyte), (offset))
static inline ssize_t safe_pwrite(const char *file, const int lineno,
char len_strict, int fildes, const void *buf, size_t nbyte,
off_t offset)
{
ssize_t rval;
rval = pwrite(fildes, buf, nbyte, offset);
if (rval == -1 || (len_strict && (size_t)rval != nbyte)) {
tst_brk_(file, lineno, TBROK | TERRNO,
"pwrite(%d,%p,%zu,%lld) failed",
fildes, buf, nbyte, (long long)offset);
}
return rval;
}
#define SAFE_PWRITE(len_strict, fildes, buf, nbyte, offset) \
safe_pwrite(__FILE__, __LINE__, (len_strict), (fildes), \
(buf), (nbyte), (offset))
#endif /* SAFE_PRW_H__ */
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