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/* File object interface */

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#ifndef Py_FILEOBJECT_H

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#define Py_FILEOBJECT_H

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#ifdef __cplusplus

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extern "C" {

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#endif

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typedef struct {

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PyObject_HEAD

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FILE *f_fp;

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PyObject *f_name;

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PyObject *f_mode;

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int (*f_close)(FILE *);

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int f_softspace; /* Flag used by 'print' command */

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int f_binary; /* Flag which indicates whether the file is

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open in binary (1) or text (0) mode */

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char* f_buf; /* Allocated readahead buffer */

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char* f_bufend; /* Points after last occupied position */

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char* f_bufptr; /* Current buffer position */

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char *f_setbuf; /* Buffer for setbuf(3) and setvbuf(3) */

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int f_univ_newline; /* Handle any newline convention */

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int f_newlinetypes; /* Types of newlines seen */

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int f_skipnextlf; /* Skip next \n */

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PyObject *f_encoding;

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PyObject *f_errors;

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PyObject *weakreflist; /* List of weak references */

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int unlocked_count; /* Num. currently running sections of code

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using f_fp with the GIL released. */

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int readable;

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int writable;

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} PyFileObject;

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PyAPI_DATA(PyTypeObject) PyFile_Type;

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#define PyFile_Check(op) PyObject_TypeCheck(op, &PyFile_Type)

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#define PyFile_CheckExact(op) (Py_TYPE(op) == &PyFile_Type)

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PyAPI_FUNC(PyObject *) PyFile_FromString(char *, char *);

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PyAPI_FUNC(void) PyFile_SetBufSize(PyObject *, int);

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PyAPI_FUNC(int) PyFile_SetEncoding(PyObject *, const char *);

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PyAPI_FUNC(int) PyFile_SetEncodingAndErrors(PyObject *, const char *, char *errors);

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PyAPI_FUNC(PyObject *) PyFile_FromFile(FILE *, char *, char *,

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int (*)(FILE *));

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PyAPI_FUNC(FILE *) PyFile_AsFile(PyObject *);

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PyAPI_FUNC(void) PyFile_IncUseCount(PyFileObject *);

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PyAPI_FUNC(void) PyFile_DecUseCount(PyFileObject *);

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PyAPI_FUNC(PyObject *) PyFile_Name(PyObject *);

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PyAPI_FUNC(PyObject *) PyFile_GetLine(PyObject *, int);

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PyAPI_FUNC(int) PyFile_WriteObject(PyObject *, PyObject *, int);

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PyAPI_FUNC(int) PyFile_SoftSpace(PyObject *, int);

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PyAPI_FUNC(int) PyFile_WriteString(const char *, PyObject *);

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PyAPI_FUNC(int) PyObject_AsFileDescriptor(PyObject *);

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/* The default encoding used by the platform file system APIs

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If non-NULL, this is different than the default encoding for strings

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*/

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PyAPI_DATA(const char *) Py_FileSystemDefaultEncoding;

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/* Routines to replace fread() and fgets() which accept any of \r, \n

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or \r\n as line terminators.

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*/

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#define PY_STDIOTEXTMODE "b"

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char *Py_UniversalNewlineFgets(char *, int, FILE*, PyObject *);

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size_t Py_UniversalNewlineFread(char *, size_t, FILE *, PyObject *);

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/* A routine to do sanity checking on the file mode string. returns

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non-zero on if an exception occurred

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*/

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int _PyFile_SanitizeMode(char *mode);

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#if defined _MSC_VER && _MSC_VER >= 1400

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/* A routine to check if a file descriptor is valid on Windows. Returns 0

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* and sets errno to EBADF if it isn't. This is to avoid Assertions

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* from various functions in the Windows CRT beginning with

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* Visual Studio 2005

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*/

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int _PyVerify_fd(int fd);

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#elif defined _MSC_VER && _MSC_VER >= 1200

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/* fdopen doesn't set errno EBADF and crashes for large fd on debug build */

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#define _PyVerify_fd(fd) (_get_osfhandle(fd) >= 0)

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#else

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#define _PyVerify_fd(A) (1) /* dummy */

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#endif

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/* A routine to check if a file descriptor can be select()-ed. */

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#ifdef HAVE_SELECT

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#define _PyIsSelectable_fd(FD) (((FD) >= 0) && ((FD) < FD_SETSIZE))

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#else

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#define _PyIsSelectable_fd(FD) (1)

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#endif /* HAVE_SELECT */

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#ifdef __cplusplus

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}

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#endif

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#endif /* !Py_FILEOBJECT_H */

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