stand.h revision 1.45
1 /* $NetBSD: stand.h,v 1.45 2003/04/01 21:09:32 mycroft Exp $ */ 2 3 /* 4 * Copyright (c) 1999 Christopher G. Demetriou. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Christopher G. Demetriou 17 * for the NetBSD Project. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 /*- 34 * Copyright (c) 1993 35 * The Regents of the University of California. All rights reserved. 36 * 37 * Redistribution and use in source and binary forms, with or without 38 * modification, are permitted provided that the following conditions 39 * are met: 40 * 1. Redistributions of source code must retain the above copyright 41 * notice, this list of conditions and the following disclaimer. 42 * 2. Redistributions in binary form must reproduce the above copyright 43 * notice, this list of conditions and the following disclaimer in the 44 * documentation and/or other materials provided with the distribution. 45 * 3. All advertising materials mentioning features or use of this software 46 * must display the following acknowledgement: 47 * This product includes software developed by the University of 48 * California, Berkeley and its contributors. 49 * 4. Neither the name of the University nor the names of its contributors 50 * may be used to endorse or promote products derived from this software 51 * without specific prior written permission. 52 * 53 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 54 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 55 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 56 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 57 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 58 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 59 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 60 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 61 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 62 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 63 * SUCH DAMAGE. 64 * 65 * @(#)stand.h 8.1 (Berkeley) 6/11/93 66 */ 67 68 #include <sys/types.h> 69 #include <sys/cdefs.h> 70 #include <sys/stat.h> 71 #include "saioctl.h" 72 #include "saerrno.h" 73 74 #ifndef NULL 75 #define NULL 0 76 #endif 77 78 #ifdef LIBSA_RENAME_PRINTF 79 #define getchar libsa_getchar 80 #define gets libsa_gets 81 #define printf libsa_printf 82 #define putchar libsa_putchar 83 #define sprintf libsa_sprintf 84 #define vprintf libsa_vprintf 85 #define vsprintf libsa_vsprintf 86 #endif 87 #ifdef LIBSA_USE_MEMSET 88 #define bzero(s, l) memset(s, 0, l) 89 #endif 90 #ifdef LIBSA_USE_MEMCPY 91 #define bcopy(s, d, l) memcpy(d, s, l) /* For non-overlapping copies only */ 92 #endif 93 94 struct open_file; 95 96 /* 97 * This structure is used to define file system operations in a file system 98 * independent way. 99 */ 100 #if !defined(LIBSA_SINGLE_FILESYSTEM) 101 struct fs_ops { 102 int (*open) __P((char *path, struct open_file *f)); 103 int (*close) __P((struct open_file *f)); 104 int (*read) __P((struct open_file *f, void *buf, 105 size_t size, size_t *resid)); 106 int (*write) __P((struct open_file *f, void *buf, 107 size_t size, size_t *resid)); 108 off_t (*seek) __P((struct open_file *f, off_t offset, int where)); 109 int (*stat) __P((struct open_file *f, struct stat *sb)); 110 }; 111 112 extern struct fs_ops file_system[]; 113 extern int nfsys; 114 115 #define FS_OPEN(fs) ((fs)->open) 116 #define FS_CLOSE(fs) ((fs)->close) 117 #define FS_READ(fs) ((fs)->read) 118 #define FS_WRITE(fs) ((fs)->write) 119 #define FS_SEEK(fs) ((fs)->seek) 120 #define FS_STAT(fs) ((fs)->stat) 121 122 #else 123 124 #define FS_OPEN(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_open) 125 #define FS_CLOSE(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_close) 126 #define FS_READ(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_read) 127 #define FS_WRITE(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_write) 128 #define FS_SEEK(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_seek) 129 #define FS_STAT(fs) ___CONCAT(LIBSA_SINGLE_FILESYSTEM,_stat) 130 131 int FS_OPEN(unused) __P((char *path, struct open_file *f)); 132 int FS_CLOSE(unused) __P((struct open_file *f)); 133 int FS_READ(unused) __P((struct open_file *f, void *buf, 134 size_t size, size_t *resid)); 135 int FS_WRITE(unused) __P((struct open_file *f, void *buf, 136 size_t size, size_t *resid)); 137 off_t FS_SEEK(unused) __P((struct open_file *f, off_t offset, int where)); 138 int FS_STAT(unused) __P((struct open_file *f, struct stat *sb)); 139 140 #endif 141 142 /* where values for lseek(2) */ 143 #define SEEK_SET 0 /* set file offset to offset */ 144 #define SEEK_CUR 1 /* set file offset to current plus offset */ 145 #define SEEK_END 2 /* set file offset to EOF plus offset */ 146 147 /* Device switch */ 148 #if !defined(LIBSA_SINGLE_DEVICE) 149 150 struct devsw { 151 char *dv_name; 152 int (*dv_strategy) __P((void *devdata, int rw, 153 daddr_t blk, size_t size, 154 void *buf, size_t *rsize)); 155 int (*dv_open) __P((struct open_file *f, ...)); 156 int (*dv_close) __P((struct open_file *f)); 157 int (*dv_ioctl) __P((struct open_file *f, u_long cmd, void *data)); 158 }; 159 160 extern struct devsw devsw[]; /* device array */ 161 extern int ndevs; /* number of elements in devsw[] */ 162 163 #define DEV_NAME(d) ((d)->dv_name) 164 #define DEV_STRATEGY(d) ((d)->dv_strategy) 165 #define DEV_OPEN(d) ((d)->dv_open) 166 #define DEV_CLOSE(d) ((d)->dv_close) 167 #define DEV_IOCTL(d) ((d)->dv_ioctl) 168 169 #else 170 171 #define DEV_NAME(d) ___STRING(LIBSA_SINGLE_DEVICE) 172 #define DEV_STRATEGY(d) ___CONCAT(LIBSA_SINGLE_DEVICE,strategy) 173 #define DEV_OPEN(d) ___CONCAT(LIBSA_SINGLE_DEVICE,open) 174 #define DEV_CLOSE(d) ___CONCAT(LIBSA_SINGLE_DEVICE,close) 175 #define DEV_IOCTL(d) ___CONCAT(LIBSA_SINGLE_DEVICE,ioctl) 176 177 int DEV_STRATEGY(unused) __P((void *devdata, int rw, daddr_t blk, 178 size_t size, void *buf, size_t *rsize)); 179 int DEV_OPEN(unused) __P((struct open_file *f, ...)); 180 int DEV_CLOSE(unused) __P((struct open_file *f)); 181 int DEV_IOCTL(unused) __P((struct open_file *f, u_long cmd, void *data)); 182 183 #endif 184 185 struct open_file { 186 int f_flags; /* see F_* below */ 187 #if !defined(LIBSA_SINGLE_DEVICE) 188 const struct devsw *f_dev; /* pointer to device operations */ 189 #endif 190 void *f_devdata; /* device specific data */ 191 #if !defined(LIBSA_SINGLE_FILESYSTEM) 192 const struct fs_ops *f_ops; /* pointer to file system operations */ 193 #endif 194 void *f_fsdata; /* file system specific data */ 195 #if !defined(LIBSA_NO_RAW_ACCESS) 196 off_t f_offset; /* current file offset (F_RAW) */ 197 #endif 198 }; 199 200 #define SOPEN_MAX 4 201 extern struct open_file files[]; 202 203 /* f_flags values */ 204 #define F_READ 0x0001 /* file opened for reading */ 205 #define F_WRITE 0x0002 /* file opened for writing */ 206 #if !defined(LIBSA_NO_RAW_ACCESS) 207 #define F_RAW 0x0004 /* raw device open - no file system */ 208 #endif 209 #define F_NODEV 0x0008 /* network open - no device */ 210 211 int devopen __P((struct open_file *, const char *, char **)); 212 #ifdef HEAP_VARIABLE 213 void setheap __P((void *, void *)); 214 #endif 215 void *alloc __P((unsigned int)); 216 void free __P((void *, unsigned int)); 217 struct disklabel; 218 char *getdisklabel __P((const char *, struct disklabel *)); 219 int dkcksum __P((struct disklabel *)); 220 221 void printf __P((const char *, ...)); 222 int sprintf __P((char *, const char *, ...)); 223 int snprintf __P((char *, size_t, const char *, ...)); 224 void vprintf __P((const char *, _BSD_VA_LIST_)); 225 int vsprintf __P((char *, const char *, _BSD_VA_LIST_)); 226 int vsnprintf __P((char *, size_t, const char *, _BSD_VA_LIST_)); 227 void twiddle __P((void)); 228 void gets __P((char *)); 229 int getfile __P((char *prompt, int mode)); 230 char *strerror __P((int)); 231 __dead void exit __P((int)) __attribute__((noreturn)); 232 __dead void panic __P((const char *, ...)) __attribute__((noreturn)); 233 __dead void _rtt __P((void)) __attribute__((noreturn)); 234 void bcopy __P((const void *, void *, size_t)); 235 void *memcpy __P((void *, const void *, size_t)); 236 void *memmove __P((void *, const void *, size_t)); 237 int memcmp __P((const void *, const void *, size_t)); 238 void exec __P((char *, char *, int)); 239 int open __P((const char *, int)); 240 int close __P((int)); 241 void closeall __P((void)); 242 ssize_t read __P((int, void *, size_t)); 243 ssize_t write __P((int, void *, size_t)); 244 off_t lseek __P((int, off_t, int)); 245 int ioctl __P((int, u_long, char *)); 246 int stat __P((const char *, struct stat *)); 247 int fstat __P((int, struct stat *)); 248 249 extern int opterr, optind, optopt, optreset; 250 extern char *optarg; 251 int getopt __P((int, char * const *, const char *)); 252 253 char *getpass __P((const char *)); 254 int checkpasswd __P((void)); 255 256 int nodev __P((void)); 257 int noioctl __P((struct open_file *, u_long, void *)); 258 void nullsys __P((void)); 259 260 int null_open __P((char *path, struct open_file *f)); 261 int null_close __P((struct open_file *f)); 262 ssize_t null_read __P((struct open_file *f, void *buf, 263 size_t size, size_t *resid)); 264 ssize_t null_write __P((struct open_file *f, void *buf, 265 size_t size, size_t *resid)); 266 off_t null_seek __P((struct open_file *f, off_t offset, int where)); 267 int null_stat __P((struct open_file *f, struct stat *sb)); 268 269 /* Machine dependent functions */ 270 void machdep_start __P((char *, int, char *, char *, char *)); 271 int getchar __P((void)); 272 void putchar __P((int)); 273 274 #ifdef __INTERNAL_LIBSA_CREAD 275 int oopen __P((const char *, int)); 276 int oclose __P((int)); 277 ssize_t oread __P((int, void *, size_t)); 278 off_t olseek __P((int, off_t, int)); 279 #endif 280
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