Manual page on unlocked stdio routines

[pdclib.old] / includes / stdio.h

diff --git a/includes/stdio.h b/includes/stdio.h
index acc001228a053ca5fcb1e1540d6f460475ba7856..6f9a6336836b24978e63e9a0e240755f94e1e667 100644 (file)
--- a/includes/stdio.h
+++ b/includes/stdio.h
@@ -171,12 +171,14 @@ int fflush( FILE * stream ) _PDCLIB_nothrow;
 
    Returns a pointer to the stream handle if successfull, NULL otherwise.
 */
-FILE * fopen( const char * _PDCLIB_restrict filename, const char * _PDCLIB_restrict mode ) _PDCLIB_nothrow;
+FILE * fopen( const char * _PDCLIB_restrict filename, 
+              const char * _PDCLIB_restrict mode ) _PDCLIB_nothrow;
 
 /* Creates a stream connected to the file descriptor \p fd with mode \p mode.
    Mode must match the mode with which the file descriptor was opened.
 */
-FILE * _PDCLIB_fdopen( _PDCLIB_fd_t fd, int mode, const char* filename ) _PDCLIB_nothrow;
+FILE * _PDCLIB_fvopen( _PDCLIB_fd_t fd, const _PDCLIB_fileops_t * ops, 
+                       int mode, const char * filename ) _PDCLIB_nothrow;
 
 /* Close any file currently associated with the given stream. Open the file
    identified by the given filename with the given mode (equivalent to fopen()),
@@ -682,13 +684,18 @@ int getc( FILE * stream ) _PDCLIB_nothrow;
 /* Equivalent to fgetc( stdin ). */
 int getchar( void ) _PDCLIB_nothrow;
 
+#if _PDCLIB_C_MAX(1999)
 /* Read characters from given stream into the array s, stopping at \n or EOF.
    The string read is terminated with \0. Returns s if successful. If EOF is
    encountered before any characters are read, the contents of s are unchanged,
    and NULL is returned. If a read error occurs, the contents of s are indeter-
    minate, and NULL is returned.
+
+   This function is dangerous and has been a great source of security 
+   vulnerabilities. Do not use it. It was removed by C11.
 */
-char * gets( char * s ) _PDCLIB_nothrow;
+char * gets( char * s ) _PDCLIB_DEPRECATED _PDCLIB_nothrow;
+#endif
 
 /* Equivalent to fputc( c, stream ), but may be overloaded by a macro that
    evaluates its parameter more than once.
@@ -788,7 +795,6 @@ int fsetpos( FILE * stream, const fpos_t * pos ) _PDCLIB_nothrow;
    TODO: Implementation-defined errno setting for ftell().
 */
 long int ftell( FILE * stream ) _PDCLIB_nothrow;
-_PDCLIB_uint_fast64_t _PDCLIB_ftell64( FILE * stream ) _PDCLIB_nothrow;
 
 /* Equivalent to (void)fseek( stream, 0L, SEEK_SET ), except that the error
    indicator for the stream is also cleared.
@@ -861,5 +867,31 @@ char *fgets_unlocked(char *s, int n, FILE *stream);
 int fputs_unlocked(const char *s, FILE *stream);
 #endif
 
+#if defined(_PDCLIB_EXTENSIONS)
+int fgetpos_unlocked( FILE * _PDCLIB_restrict stream, fpos_t * _PDCLIB_restrict pos ) _PDCLIB_nothrow;
+int fsetpos_unlocked( FILE * stream, const fpos_t * pos ) _PDCLIB_nothrow;
+long int ftell_unlocked( FILE * stream ) _PDCLIB_nothrow;
+int fseek_unlocked( FILE * stream, long int offset, int whence ) _PDCLIB_nothrow;
+void rewind_unlocked( FILE * stream ) _PDCLIB_nothrow;
+
+int puts_unlocked( const char * s ) _PDCLIB_nothrow;
+int ungetc_unlocked( int c, FILE * stream ) _PDCLIB_nothrow;
+
+
+int printf_unlocked( const char * _PDCLIB_restrict format, ... ) _PDCLIB_nothrow;
+int vprintf_unlocked( const char * _PDCLIB_restrict format, _PDCLIB_va_list arg ) _PDCLIB_nothrow;
+int fprintf_unlocked( FILE * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, ... ) _PDCLIB_nothrow;
+int vfprintf_unlocked( FILE * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, _PDCLIB_va_list arg ) _PDCLIB_nothrow;
+int scanf_unlocked( const char * _PDCLIB_restrict format, ... ) _PDCLIB_nothrow;
+int vscanf_unlocked( const char * _PDCLIB_restrict format, _PDCLIB_va_list arg ) _PDCLIB_nothrow;
+int fscanf_unlocked( FILE * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, ... ) _PDCLIB_nothrow;
+int vfscanf_unlocked( FILE * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, _PDCLIB_va_list arg ) _PDCLIB_nothrow;
+
+
+// Todo: remove prefix?
+_PDCLIB_uint_fast64_t _PDCLIB_ftell64( FILE * stream ) _PDCLIB_nothrow;
+_PDCLIB_uint_fast64_t _PDCLIB_ftell64_unlocked( FILE * stream ) _PDCLIB_nothrow;
+#endif
+
 _PDCLIB_END_EXTERN_C
 #endif