CloudEdge/wasm-micro-runtime
Archived
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

core/shared/platform/nuttx: mock several APIs for libc-wasi (#1127)

Browse Source
This commit is contained in:
YAMAMOTO Takashi 2022-05-24 13:03:40 +09:00 committed by GitHub
parent 565c1c04db
commit da3b519642
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 128 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
core/shared/platform/nuttx/nuttx_platform.c
View File

@ -73,3 +73,75 @@ os_mprotect(void *addr, size_t size, int prot)
void
os_dcache_flush()
{}
/* If AT_FDCWD is provided, maybe we have openat family */
#if !defined(AT_FDCWD)
int
openat(int fd, const char *path, int oflags, ...)
{
errno = ENOSYS;
return -1;
}
int
fstatat(int fd, const char *path, struct stat *buf, int flag)
{
errno = ENOSYS;
return -1;
}
int
mkdirat(int fd, const char *path, mode_t mode)
{
errno = ENOSYS;
return -1;
}
ssize_t
readlinkat(int fd, const char *path, char *buf, size_t bufsize)
{
errno = ENOSYS;
return -1;
}
int
linkat(int fd1, const char *path1, int fd2, const char *path2, int flag)
{
errno = ENOSYS;
return -1;
}
int
renameat(int fromfd, const char *from, int tofd, const char *to)
{
errno = ENOSYS;
return -1;
}
int
symlinkat(const char *target, int fd, const char *path)
{
errno = ENOSYS;
return -1;
}
int
unlinkat(int fd, const char *path, int flag)
{
errno = ENOSYS;
return -1;
}
int
utimensat(int fd, const char *path, const struct timespec ts[2], int flag)
{
errno = ENOSYS;
return -1;
}
#endif /* !defined(AT_FDCWD) */
DIR *
fdopendir(int fd)
{
errno = ENOSYS;
return NULL;
}

56
core/shared/platform/nuttx/platform_internal.h
View File

@ -8,15 +8,21 @@
#include <assert.h>
#include <ctype.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <inttypes.h>
#include <limits.h>
#include <poll.h>
#include <stdarg.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <math.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/mman.h>
@ -50,6 +56,56 @@ typedef pthread_t korp_thread;
/* On NuttX, time_t is uint32_t */
#define BH_TIME_T_MAX 0xffffffff
/*
* NuttX doesn't have O_DIRECTORY or directory open.
* REVISIT: maybe this is safer to be disabled at higher level.
*/
#if !defined(O_DIRECTORY)
#define O_DIRECTORY 0
#endif
#if !defined(O_NOFOLLOW)
#define O_NOFOLLOW 0
#endif
/*
* NuttX doesn't have openat family.
*/
/* If AT_FDCWD is provided, maybe we have openat family */
#if !defined(AT_FDCWD)
int
openat(int fd, const char *path, int oflags, ...);
int
fstatat(int fd, const char *path, struct stat *buf, int flag);
int
mkdirat(int fd, const char *path, mode_t mode);
ssize_t
readlinkat(int fd, const char *path, char *buf, size_t bufsize);
int
linkat(int fd1, const char *path1, int fd2, const char *path2, int flag);
int
renameat(int fromfd, const char *from, int tofd, const char *to);
int
symlinkat(const char *target, int fd, const char *path);
int
unlinkat(int fd, const char *path, int flag);
int
utimensat(int fd, const char *path, const struct timespec ts[2], int flag);
#define AT_SYMLINK_NOFOLLOW 0
#define AT_SYMLINK_FOLLOW 0
#define AT_REMOVEDIR 0
#endif /* !defined(AT_FDCWD) */
/*
* NuttX doesn't have fdopendir.
*/
DIR *
fdopendir(int fd);
#ifdef __cplusplus
}
#endif