diff options
Diffstat (limited to 'deleted_files/usr/src/lib/libnsl/include/nsl_stdio_prv.h')
| -rw-r--r-- | deleted_files/usr/src/lib/libnsl/include/nsl_stdio_prv.h | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/deleted_files/usr/src/lib/libnsl/include/nsl_stdio_prv.h b/deleted_files/usr/src/lib/libnsl/include/nsl_stdio_prv.h new file mode 100644 index 0000000000..94847760e4 --- /dev/null +++ b/deleted_files/usr/src/lib/libnsl/include/nsl_stdio_prv.h @@ -0,0 +1,104 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (the "License"). You may not use this file except in compliance + * with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ + +/* + * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#ifndef _NSL_STDIO_PRV_H +#define _NSL_STDIO_PRV_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#include <rpc/xdr.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * To avoid the 256 file descriptor limitation in stdio, we use our own + * private version of stdio functions. A modified FILE structure is used + * in our private stdio functions. + * To simplify, certain assumptions are made: + * - a file may be opened for either readonly or write only + * - file descriptors should not be shared between threads + * - only seek to beginning of file + * - ungetc may only work for the last char. ie., ungetc will work + * once (but not necessarily more) after a read + */ + +#define __NSL_FILE_BUF_SIZE 1024 + +/* __NSL_FILE flags */ +#define __NSL_FILE_EOF 0x01 +#define __NSL_FILE_WRITE_ONLY 0x02 +#define __NSL_FILE_ERR 0x04 +#define __NSL_FILE_DIRTY 0x08 + +typedef struct { + int _nsl_file; /* integer datatype to hold */ + /* file descriptor */ + + int _nsl_cnt; /* number of bytes available to read */ + /* or write as per the access mode */ + + unsigned char *_nsl_ptr; /* location of next byte in buffer to */ + /* read or write as per access mode */ + + int _nsl_flag; + unsigned char _nsl_base[__NSL_FILE_BUF_SIZE]; +} __NSL_FILE; + +extern __NSL_FILE *__nsl_fopen(const char *filename, const char *mode); +extern int __nsl_fclose(__NSL_FILE *stream); +extern char *__nsl_fgets(char *s, int n, __NSL_FILE *stream); +extern int __nsl_feof(__NSL_FILE *stream); +extern int __nsl_fseek(__NSL_FILE *stream, long offset, + int whence); +extern void __nsl_frewind(__NSL_FILE *stream); +extern long __nsl_ftell(__NSL_FILE *stream); +extern size_t __nsl_fread(void *ptr, size_t size, size_t nitems, + __NSL_FILE *stream); +extern int __nsl_fflush(__NSL_FILE *stream); +extern int __nsl_getc(__NSL_FILE *stream); +extern int __nsl_fgetc(__NSL_FILE *stream); +extern int __nsl_ungetc(int c, __NSL_FILE *stream); +extern __NSL_FILE *__nsl_fdopen(int fildes, const char *mode); +extern size_t __nsl_fwrite(const void *ptr, size_t size, + size_t nitems, __NSL_FILE *stream); +extern int __nsl_fputc(int c, __NSL_FILE *stream); +extern void __nsl_xdrstdio_create(XDR *xdrs, __NSL_FILE *file, + enum xdr_op op); + +#define __nsl_fputstring(s, stream) __nsl_fwrite(s, strlen(s), 1, stream) +#define __nsl_fileno(s) s->_nsl_file +#define __nsl_getc_unlocked(f) __nsl_fgetc(f) +#define __nsl_getc(f) __nsl_fgetc(f) +#define __nsl_rewind(f) __nsl_frewind(f) + +#ifdef __cplusplus +} +#endif + +#endif /* _NSL_STDIO_PRV_H */ |