Changeset 442 for EcnlProtoTool/trunk/asp3_dcre/mbed/platform/mbed_retarget.h

Timestamp:

Jul 13, 2020, 8:07:55 PM (4 years ago)

Author:

coas-nagasima

Message:

ntshellアプリはnewlibを使うよう変更し、syscallの実装部分と区別がつくよう更新。

File:

• EcnlProtoTool/trunk/asp3_dcre/mbed/platform/mbed_retarget.h (modified) (2 diffs)

EcnlProtoTool/trunk/asp3_dcre/mbed/platform/mbed_retarget.h

@@ +1 @@
+/*
+ * mbed Microcontroller Library
+ * Copyright (c) 2006-2016 ARM Limited
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
 #ifndef RETARGET_H
 #define RETARGET_H
@@ -7 +26 @@
 #include <stdio.h>
 #endif //__cplusplus
-
-#include <errno.h>
-#include <dirent.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
+#include <stdint.h>
+#include <stddef.h>
 #include <sys/types.h>
 #include <sys/stat.h>
-#include <sys/statvfs.h>
-#include <unistd.h>
-
-#ifdef __cplusplus
-namespace mbed {
-
-class FileHandle;
-class DirHandle;
-
-std::FILE *fdopen(FileHandle *fh, const char *mode);
-
-}
+
+/* Include logic for errno so we can get errno defined but not bring in error_t,
+ * including errno here prevents an include later, which would redefine our
+ * error codes
+ */
+#ifndef __error_t_defined
+#define __error_t_defined 1
+#include <errno.h>
+#undef __error_t_defined
+#else
+#include <errno.h>
 #endif
 
+/* We can get the following standard types from sys/types for gcc, but we
+ * need to define the types ourselves for the other compilers that normally
+ * target embedded systems */
+typedef signed   int  ssize_t;  ///< Signed size type, usually encodes negative errors
+typedef unsigned int  nfds_t;   ///< Number of file descriptors
+typedef unsigned long long fsblkcnt_t;  ///< Count of file system blocks
+#if defined(__ARMCC_VERSION) || !defined(__GNUC__)
+typedef unsigned int  mode_t;   ///< Mode for opening files
+typedef unsigned int  dev_t;    ///< Device ID type
+typedef unsigned long ino_t;    ///< File serial number
+typedef unsigned int  nlink_t;  ///< Number of links to a file
+typedef unsigned int  uid_t;    ///< User ID
+typedef unsigned int  gid_t;    ///< Group ID
+#endif
+
+/* Flags for open() and fcntl(GETFL/SETFL)
+ * At present, fcntl only supports reading and writing O_NONBLOCK
+ */
+#define O_RDONLY 0        ///< Open for reading
+#define O_WRONLY 1        ///< Open for writing
+#define O_RDWR   2        ///< Open for reading and writing
+#define O_NONBLOCK 04000  ///< Non-blocking mode
+#define O_APPEND   02000  ///< Set file offset to end of file prior to each write
+#define O_CREAT    0100   ///< Create file if it does not exist
+#define O_TRUNC    01000  ///< Truncate file to zero length
+#define O_EXCL     0200   ///< Fail if file exists
+#define O_BINARY   0      ///< Open file in binary mode
+
+#define O_ASYNC    020000
+
+#define O_ACCMODE   (O_RDONLY|O_WRONLY|O_RDWR)
+
+#define NAME_MAX 255    ///< Maximum size of a name in a file path
+
+#define STDIN_FILENO  0
+#define STDOUT_FILENO 1
+#define STDERR_FILENO 2
+
+#include <time.h>
+
+/** \addtogroup platform */
+/** @{*/
+/**
+ * \defgroup platform_retarget Retarget functions
+ * @{
+ */
+typedef struct Dir DIR;
+
+
+/* The intent of this section is to unify the errno error values to match
+ * the POSIX definitions for the GCC_ARM, ARMCC and IAR compilers. This is
+ * necessary because the ARMCC/IAR errno.h, or sys/stat.h are missing some
+ * symbol definitions used by the POSIX filesystem API to return errno codes.
+ * Note also that ARMCC errno.h defines some symbol values differently from
+ * the GCC_ARM/IAR/standard POSIX definitions. The definitions guard against
+ * this and future changes by changing the symbol definition as shown below.
+ */
+#undef  EPERM
+#define EPERM           1       /* Operation not permitted */
+#undef  ENOENT
+#define ENOENT          2       /* No such file or directory */
+#undef  ESRCH
+#define ESRCH           3       /* No such process */
+#undef  EINTR
+#define EINTR           4       /* Interrupted system call */
+#undef  EIO
+#define EIO             5       /* I/O error */
+#undef  ENXIO
+#define ENXIO           6       /* No such device or address */
+#undef  E2BIG
+#define E2BIG           7       /* Argument list too long */
+#undef  ENOEXEC
+#define ENOEXEC         8       /* Exec format error */
+#undef  EBADF
+#define EBADF           9       /* Bad file number */
+#undef  ECHILD
+#define ECHILD          10      /* No child processes */
+#undef  EAGAIN
+#define EAGAIN          11      /* Try again */
+#undef  ENOMEM
+#define ENOMEM          12      /* Out of memory */
+#undef  EACCES
+#define EACCES          13      /* Permission denied */
+#undef  EFAULT
+#define EFAULT          14      /* Bad address */
+#undef  ENOTBLK
+#define ENOTBLK         15      /* Block device required */
+#undef  EBUSY
+#define EBUSY           16      /* Device or resource busy */
+#undef  EEXIST
+#define EEXIST          17      /* File exists */
+#undef  EXDEV
+#define EXDEV           18      /* Cross-device link */
+#undef  ENODEV
+#define ENODEV          19      /* No such device */
+#undef  ENOTDIR
+#define ENOTDIR         20      /* Not a directory */
+#undef  EISDIR
+#define EISDIR          21      /* Is a directory */
+#undef  EINVAL
+#define EINVAL          22      /* Invalid argument */
+#undef  ENFILE
+#define ENFILE          23      /* File table overflow */
+#undef  EMFILE
+#define EMFILE          24      /* Too many open files */
+#undef  ENOTTY
+#define ENOTTY          25      /* Not a typewriter */
+#undef  ETXTBSY
+#define ETXTBSY         26      /* Text file busy */
+#undef  EFBIG
+#define EFBIG           27      /* File too large */
+#undef  ENOSPC
+#define ENOSPC          28      /* No space left on device */
+#undef  ESPIPE
+#define ESPIPE          29      /* Illegal seek */
+#undef  EROFS
+#define EROFS           30      /* Read-only file system */
+#undef  EMLINK
+#define EMLINK          31      /* Too many links */
+#undef  EPIPE
+#define EPIPE           32      /* Broken pipe */
+#undef  EDOM
+#define EDOM            33      /* Math argument out of domain of func */
+#undef  ERANGE
+#define ERANGE          34      /* Math result not representable */
+#undef  EDEADLK
+#define EDEADLK         35      /* Resource deadlock would occur */
+#undef  ENAMETOOLONG
+#define ENAMETOOLONG    36      /* File name too long */
+#undef  ENOLCK
+#define ENOLCK          37      /* No record locks available */
+#undef  ENOSYS
+#define ENOSYS          38      /* Function not implemented */
+#undef  ENOTEMPTY
+#define ENOTEMPTY       39      /* Directory not empty */
+#undef  ELOOP
+#define ELOOP           40      /* Too many symbolic links encountered */
+#undef  EWOULDBLOCK
+#define EWOULDBLOCK     EAGAIN  /* Operation would block */
+#undef  ENOMSG
+#define ENOMSG          42      /* No message of desired type */
+#undef  EIDRM
+#define EIDRM           43      /* Identifier removed */
+#undef  ECHRNG
+#define ECHRNG          44      /* Channel number out of range */
+#undef  EL2NSYNC
+#define EL2NSYNC        45      /* Level 2 not synchronized */
+#undef  EL3HLT
+#define EL3HLT          46      /* Level 3 halted */
+#undef  EL3RST
+#define EL3RST          47      /* Level 3 reset */
+#undef  ELNRNG
+#define ELNRNG          48      /* Link number out of range */
+#undef  EUNATCH
+#define EUNATCH         49      /* Protocol driver not attached */
+#undef  ENOCSI
+#define ENOCSI          50      /* No CSI structure available */
+#undef  EL2HLT
+#define EL2HLT          51      /* Level 2 halted */
+#undef  EBADE
+#define EBADE           52      /* Invalid exchange */
+#undef  EBADR
+#define EBADR           53      /* Invalid request descriptor */
+#undef  EXFULL
+#define EXFULL          54      /* Exchange full */
+#undef  ENOANO
+#define ENOANO          55      /* No anode */
+#undef  EBADRQC
+#define EBADRQC         56      /* Invalid request code */
+#undef  EBADSLT
+#define EBADSLT         57      /* Invalid slot */
+#undef  EDEADLOCK
+#define EDEADLOCK       EDEADLK /* Resource deadlock would occur */
+#undef  EBFONT
+#define EBFONT          59      /* Bad font file format */
+#undef  ENOSTR
+#define ENOSTR          60      /* Device not a stream */
+#undef  ENODATA
+#define ENODATA         61      /* No data available */
+#undef  ETIME
+#define ETIME           62      /* Timer expired */
+#undef  ENOSR
+#define ENOSR           63      /* Out of streams resources */
+#undef  ENONET
+#define ENONET          64      /* Machine is not on the network */
+#undef  ENOPKG
+#define ENOPKG          65      /* Package not installed */
+#undef  EREMOTE
+#define EREMOTE         66      /* Object is remote */
+#undef  ENOLINK
+#define ENOLINK         67      /* Link has been severed */
+#undef  EADV
+#define EADV            68      /* Advertise error */
+#undef  ESRMNT
+#define ESRMNT          69      /* Srmount error */
+#undef  ECOMM
+#define ECOMM           70      /* Communication error on send */
+#undef  EPROTO
+#define EPROTO          71      /* Protocol error */
+#undef  EMULTIHOP
+#define EMULTIHOP       72      /* Multihop attempted */
+#undef  EDOTDOT
+#define EDOTDOT         73      /* RFS specific error */
+#undef  EBADMSG
+#define EBADMSG         74      /* Not a data message */
+#undef  EOVERFLOW
+#define EOVERFLOW       75      /* Value too large for defined data type */
+#undef  ENOTUNIQ
+#define ENOTUNIQ        76      /* Name not unique on network */
+#undef  EBADFD
+#define EBADFD          77      /* File descriptor in bad state */
+#undef  EREMCHG
+#define EREMCHG         78      /* Remote address changed */
+#undef  ELIBACC
+#define ELIBACC         79      /* Can not access a needed shared library */
+#undef  ELIBBAD
+#define ELIBBAD         80      /* Accessing a corrupted shared library */
+#undef  ELIBSCN
+#define ELIBSCN         81      /* .lib section in a.out corrupted */
+#undef  ELIBMAX
+#define ELIBMAX         82      /* Attempting to link in too many shared libraries */
+#undef  ELIBEXEC
+#define ELIBEXEC        83      /* Cannot exec a shared library directly */
+#undef  EILSEQ
+#define EILSEQ          84      /* Illegal byte sequence */
+#undef  ERESTART
+#define ERESTART        85      /* Interrupted system call should be restarted */
+#undef  ESTRPIPE
+#define ESTRPIPE        86      /* Streams pipe error */
+#undef  EUSERS
+#define EUSERS          87      /* Too many users */
+#undef  ENOTSOCK
+#define ENOTSOCK        88      /* Socket operation on non-socket */
+#undef  EDESTADDRREQ
+#define EDESTADDRREQ    89      /* Destination address required */
+#undef  EMSGSIZE
+#define EMSGSIZE        90      /* Message too long */
+#undef  EPROTOTYPE
+#define EPROTOTYPE      91      /* Protocol wrong type for socket */
+#undef  ENOPROTOOPT
+#define ENOPROTOOPT     92      /* Protocol not available */
+#undef  EPROTONOSUPPORT
+#define EPROTONOSUPPORT 93      /* Protocol not supported */
+#undef  ESOCKTNOSUPPORT
+#define ESOCKTNOSUPPORT 94      /* Socket type not supported */
+#undef  EOPNOTSUPP
+#define EOPNOTSUPP      95      /* Operation not supported on transport endpoint */
+#undef  EPFNOSUPPORT
+#define EPFNOSUPPORT    96      /* Protocol family not supported */
+#undef  EAFNOSUPPORT
+#define EAFNOSUPPORT    97      /* Address family not supported by protocol */
+#undef  EADDRINUSE
+#define EADDRINUSE      98      /* Address already in use */
+#undef  EADDRNOTAVAIL
+#define EADDRNOTAVAIL   99      /* Cannot assign requested address */
+#undef  ENETDOWN
+#define ENETDOWN        100     /* Network is down */
+#undef  ENETUNREACH
+#define ENETUNREACH     101     /* Network is unreachable */
+#undef  ENETRESET
+#define ENETRESET       102     /* Network dropped connection because of reset */
+#undef  ECONNABORTED
+#define ECONNABORTED    103     /* Software caused connection abort */
+#undef  ECONNRESET
+#define ECONNRESET      104     /* Connection reset by peer */
+#undef  ENOBUFS
+#define ENOBUFS         105     /* No buffer space available */
+#undef  EISCONN
+#define EISCONN         106     /* Transport endpoint is already connected */
+#undef  ENOTCONN
+#define ENOTCONN        107     /* Transport endpoint is not connected */
+#undef  ESHUTDOWN
+#define ESHUTDOWN       108     /* Cannot send after transport endpoint shutdown */
+#undef  ETOOMANYREFS
+#define ETOOMANYREFS    109     /* Too many references: cannot splice */
+#undef  ETIMEDOUT
+#define ETIMEDOUT       110     /* Connection timed out */
+#undef  ECONNREFUSED
+#define ECONNREFUSED    111     /* Connection refused */
+#undef  EHOSTDOWN
+#define EHOSTDOWN       112     /* Host is down */
+#undef  EHOSTUNREACH
+#define EHOSTUNREACH    113     /* No route to host */
+#undef  EALREADY
+#define EALREADY        114     /* Operation already in progress */
+#undef  EINPROGRESS
+#define EINPROGRESS     115     /* Operation now in progress */
+#undef  ESTALE
+#define ESTALE          116     /* Stale NFS file handle */
+#undef  EUCLEAN
+#define EUCLEAN         117     /* Structure needs cleaning */
+#undef  ENOTNAM
+#define ENOTNAM         118     /* Not a XENIX named type file */
+#undef  ENAVAIL
+#define ENAVAIL         119     /* No XENIX semaphores available */
+#undef  EISNAM
+#define EISNAM          120     /* Is a named type file */
+#undef  EREMOTEIO
+#define EREMOTEIO       121     /* Remote I/O error */
+#undef  EDQUOT
+#define EDQUOT          122     /* Quota exceeded */
+#undef  ENOMEDIUM
+#define ENOMEDIUM       123     /* No medium found */
+#undef  EMEDIUMTYPE
+#define EMEDIUMTYPE     124     /* Wrong medium type */
+#undef  ECANCELED
+#define ECANCELED       125     /* Operation Canceled */
+#undef  ENOKEY
+#define ENOKEY          126     /* Required key not available */
+#undef  EKEYEXPIRED
+#define EKEYEXPIRED     127     /* Key has expired */
+#undef  EKEYREVOKED
+#define EKEYREVOKED     128     /* Key has been revoked */
+#undef  EKEYREJECTED
+#define EKEYREJECTED    129     /* Key was rejected by service */
+#undef  EOWNERDEAD
+#define EOWNERDEAD      130     /* Owner died */
+#undef  ENOTRECOVERABLE
+#define ENOTRECOVERABLE 131     /* State not recoverable */
+
+struct statvfs {
+    unsigned long  f_bsize;    ///< Filesystem block size
+    unsigned long  f_frsize;   ///< Fragment size (block size)
+
+    fsblkcnt_t     f_blocks;   ///< Number of blocks
+    fsblkcnt_t     f_bfree;    ///< Number of free blocks
+    fsblkcnt_t     f_bavail;   ///< Number of free blocks for unprivileged users
+
+    unsigned long  f_fsid;     ///< Filesystem ID
+
+    unsigned long  f_namemax;  ///< Maximum filename length
+};
+
+/* The following are dirent.h definitions are declared here to guarantee
+ * consistency where structure may be different with different toolchains
+ */
+struct dirent {
+        ino_t d_ino;
+        off_t d_off;
+        unsigned short d_reclen;
+        unsigned char d_type;
+        char d_name[256];
+};
+
+enum {
+        DT_UNKNOWN = 0,  ///< The file type could not be determined.
+        DT_FIFO = 1,     ///< This is a named pipe (FIFO).
+        DT_CHR = 2,      ///< This is a character device.
+        DT_DIR = 4,      ///< This is a directory.
+        DT_BLK = 6,      ///< This is a block device.
+        DT_REG = 8,      ///< This is a regular file.
+        DT_LNK = 10,     ///< This is a symbolic link.
+        DT_SOCK = 12,    ///< This is a UNIX domain socket.
+};
+
+/* fcntl.h defines */
+#define F_GETFL 3
+#define F_SETFL 4
+#define F_SETOWN 8
+
+struct pollfd {
+    int fd;
+    short events;
+    short revents;
+};
+
+/* termios.h */
+typedef unsigned char cc_t;
+typedef unsigned int speed_t;
+typedef unsigned int tcflag_t;
+
+#define NCCS 32
+
+struct termios {
+        tcflag_t c_iflag;
+        tcflag_t c_oflag;
+        tcflag_t c_cflag;
+        tcflag_t c_lflag;
+        cc_t c_line;
+        cc_t c_cc[NCCS];
+        speed_t __c_ispeed;
+        speed_t __c_ospeed;
+};
+
+#define ICANON 0000002
+#define ECHO   0000010
+
+#define TCSAFLUSH 2
+
+#define DebugBreak()    asm("bkpt #0")
+
+/* POSIX-compatible I/O functions */
+#if __cplusplus
+extern "C" {
+#endif
+        int open(const char *path, int oflag, ...);
+#ifndef __IAR_SYSTEMS_ICC__ /* IAR provides fdopen itself */
+#if __cplusplus
+        std::FILE *fdopen(int fildes, const char *mode);
+#else
+        FILE *fdopen(int fildes, const char *mode);
+#endif
+#endif
+        ssize_t write(int fildes, const void *buf, size_t nbyte);
+        ssize_t read(int fildes, void *buf, size_t nbyte);
+        off_t lseek(int fildes, off_t offset, int whence);
+        int isatty(int fildes);
+        int fsync(int fildes);
+        int fstat(int fildes, struct stat *st);
+        int fcntl(int fildes, int cmd, ...);
+        int poll(struct pollfd fds[], nfds_t nfds, int timeout);
+        int close(int fildes);
+        int stat(const char *path, struct stat *st);
+        int statvfs(const char *path, struct statvfs *buf);
+        DIR *opendir(const char *);
+        struct dirent *readdir(DIR *);
+        int closedir(DIR *);
+        void rewinddir(DIR *);
+        long telldir(DIR *);
+        void seekdir(DIR *, long);
+        int mkdir(const char *name, mode_t n);
+
+#if __cplusplus
+}; // extern "C"
+#endif // __cplusplus
+
 #endif //RETARGET_H