Page Comparison

...

Argument name_full passed a NULL pointer.

Or entry error (see Section B.04 Device Error Codes).

Returned Value

None.

Notes/Warnings

...

• If FS_FILE_ACCESS_MODE_TRUNC is set, then FS_FILE_ACCESS_MODE_WR must also be set.
• If FS_FILE_ACCESS_MODE_EXCL is set, then FS_FILE_ACCESS_MODE_CREATE must also be set.
• FS_FILE_ACCESS_MODE_RD and/or FS_FILE_ACCESS_MODE_WR must be set.

• The mode string argument of fs_fopen() function can specify a subset of the possible valid modes for this function. The equivalent modes of fs_fopen() mode strings are shown in

  Table 5-4

  the table below.

  fopen() Mode String	mode Equivalent
  “r” or “rb”	FS_FILE_ACCESS_MODE_RD
  “w” or “wb”	FS_FILE_ACCESS_MODE_WR | FS_FILE_ACCESS_MODE_CREATE | FS_FILE_ACCESS_MODE_TRUNC
  “a” or “ab”	FS_FILE_ACCESS_MODE_WR | FS_FILE_ACCESS_MODE_CREATE | FS_FILE_ACCESS_MODE_APPEND
  “r+” or “rb+” or “r+b”	FS_FILE_ACCESS_MODE_RD | FS_FILE_ACCESS_MODE_WR
  “w+” or “wb+” or “w+b”	FS_FILE_ACCESS_MODE_RD | FS_FILE_ACCESS_MODE_WR | FS_FILE_ACCESS_MODE_CREATE | FS_FILE_ACCESS_MODE_TRUNC
  “a+” or “ab+” or “a+b”	FS_FILE_ACCESS_MODE_RD | FS_FILE_ACCESS_MODE_WR | FS_FILE_ACCESS_MODE_CREATE | FS_FILE_ACCESS_MODE_APPEND

...