e285b3071d
This takes care of making sure the dirent buffer is properly aligned, which it needs to be on some platforms (SPARC, ARM, etc.) Change-Id: I9a6352b1e654c090a200770d51f96511ee024a99
37 lines
853 B
C
37 lines
853 B
C
/*
|
|
* Copyright 2022, Haiku, Inc. All rights reserved.
|
|
* Distributed under the terms of the MIT License.
|
|
*/
|
|
#ifndef FS_OPS_SUPPORT_H
|
|
#define FS_OPS_SUPPORT_H
|
|
|
|
#ifndef FS_SHELL
|
|
# include <kernel.h>
|
|
# include <kernel/debug.h>
|
|
# include <dirent.h>
|
|
#else
|
|
# include "fssh_kernel_priv.h"
|
|
#endif
|
|
|
|
|
|
static struct dirent*
|
|
next_dirent(struct dirent* dirent, size_t nameLength, size_t& bufferRemaining)
|
|
{
|
|
const size_t reclen = offsetof(struct dirent, d_name) + nameLength + 1;
|
|
ASSERT(reclen <= bufferRemaining);
|
|
dirent->d_reclen = reclen;
|
|
|
|
const size_t roundedReclen = ROUNDUP(reclen, alignof(struct dirent));
|
|
if (roundedReclen >= bufferRemaining) {
|
|
bufferRemaining -= reclen;
|
|
return NULL;
|
|
}
|
|
dirent->d_reclen = roundedReclen;
|
|
bufferRemaining -= roundedReclen;
|
|
|
|
return (struct dirent*)((uint8*)dirent + roundedReclen);
|
|
}
|
|
|
|
|
|
#endif // FS_OPS_SUPPORT_H
|