1 typedef unsigned long size_t; 2 3 #define nelem(x) (sizeof(x)/sizeof((x)[0])) 4 #define offsetof(s, m) (ulong)(&(((s*)0)->m)) 5 #define assert(x) if(x){}else _assert("x") 6 7 /* 8 * mem routines 9 */ 10 extern void* memccpy(void*, void*, int, ulong); 11 extern void* memset(void*, int, ulong); 12 extern int memcmp(void*, void*, ulong); 13 extern void* memcpy(void*, void*, ulong); 14 extern void* memmove(void*, void*, ulong); 15 extern void* memchr(void*, int, ulong); 16 17 /* 18 * string routines 19 */ 20 extern char* strcat(char*, char*); 21 extern char* strchr(char*, int); 22 extern int strcmp(char*, char*); 23 extern char* strcpy(char*, char*); 24 extern char* strecpy(char*, char*, char*); 25 extern char* strdup(char*); 26 extern char* strncat(char*, char*, long); 27 extern char* strncpy(char*, char*, long); 28 extern int strncmp(char*, char*, long); 29 extern char* strpbrk(char*, char*); 30 extern char* strrchr(char*, int); 31 extern char* strtok(char*, char*); 32 extern long strlen(char*); 33 extern long strspn(char*, char*); 34 extern long strcspn(char*, char*); 35 extern char* strstr(char*, char*); 36 extern int cistrncmp(char*, char*, int); 37 extern int cistrcmp(char*, char*); 38 extern char* cistrstr(char*, char*); 39 extern int tokenize(char*, char**, int); 40 41 enum 42 { 43 UTFmax = 4, /* maximum bytes per rune */ 44 Runesync = 0x80, /* cannot represent part of a UTF sequence (<) */ 45 Runeself = 0x80, /* rune and UTF sequences are the same (<) */ 46 Runeerror = 0xFFFD, /* decoding error in UTF */ 47 Runemax = 0x10FFFF, /* 21-bit rune */ 48 Runemask = 0x1FFFFF, /* bits used by runes (see grep) */ 49 }; 50 51 /* 52 * rune routines 53 */ 54 extern int runetochar(char*, Rune*); 55 extern int chartorune(Rune*, char*); 56 extern int runelen(long); 57 extern int runenlen(Rune*, int); 58 extern int fullrune(char*, int); 59 extern int utflen(char*); 60 extern int utfnlen(char*, long); 61 extern char* utfrune(char*, long); 62 extern char* utfrrune(char*, long); 63 extern char* utfutf(char*, char*); 64 extern char* utfecpy(char*, char*, char*); 65 66 extern Rune* runestrcat(Rune*, Rune*); 67 extern Rune* runestrchr(Rune*, Rune); 68 extern int runestrcmp(Rune*, Rune*); 69 extern Rune* runestrcpy(Rune*, Rune*); 70 extern Rune* runestrncpy(Rune*, Rune*, long); 71 extern Rune* runestrecpy(Rune*, Rune*, Rune*); 72 extern Rune* runestrdup(Rune*); 73 extern Rune* runestrncat(Rune*, Rune*, long); 74 extern int runestrncmp(Rune*, Rune*, long); 75 extern Rune* runestrrchr(Rune*, Rune); 76 extern long runestrlen(Rune*); 77 extern Rune* runestrstr(Rune*, Rune*); 78 79 extern Rune tolowerrune(Rune); 80 extern Rune totitlerune(Rune); 81 extern Rune toupperrune(Rune); 82 extern int isalpharune(Rune); 83 extern int islowerrune(Rune); 84 extern int isspacerune(Rune); 85 extern int istitlerune(Rune); 86 extern int isupperrune(Rune); 87 88 /* 89 * malloc 90 */ 91 extern void* malloc(ulong); 92 extern void* mallocz(ulong, int); 93 extern void free(void*); 94 extern ulong msize(void*); 95 extern void* calloc(ulong, ulong); 96 extern void* realloc(void*, ulong); 97 extern void setmalloctag(void*, ulong); 98 extern void setrealloctag(void*, ulong); 99 extern ulong getmalloctag(void*); 100 extern ulong getrealloctag(void*); 101 extern void* malloctopoolblock(void*); 102 103 /* 104 * print routines 105 */ 106 typedef struct Fmt Fmt; 107 struct Fmt{ 108 uchar runes; /* output buffer is runes or chars? */ 109 void *start; /* of buffer */ 110 void *to; /* current place in the buffer */ 111 void *stop; /* end of the buffer; overwritten if flush fails */ 112 int (*flush)(Fmt *); /* called when to == stop */ 113 void *farg; /* to make flush a closure */ 114 int nfmt; /* num chars formatted so far */ 115 va_list args; /* args passed to dofmt */ 116 int r; /* % format Rune */ 117 int width; 118 int prec; 119 ulong flags; 120 }; 121 122 enum{ 123 FmtWidth = 1, 124 FmtLeft = FmtWidth << 1, 125 FmtPrec = FmtLeft << 1, 126 FmtSharp = FmtPrec << 1, 127 FmtSpace = FmtSharp << 1, 128 FmtSign = FmtSpace << 1, 129 FmtZero = FmtSign << 1, 130 FmtUnsigned = FmtZero << 1, 131 FmtShort = FmtUnsigned << 1, 132 FmtLong = FmtShort << 1, 133 FmtVLong = FmtLong << 1, 134 FmtComma = FmtVLong << 1, 135 FmtByte = FmtComma << 1, 136 137 FmtFlag = FmtByte << 1 138 }; 139 140 extern int print(char*, ...); 141 extern char* seprint(char*, char*, char*, ...); 142 extern char* vseprint(char*, char*, char*, va_list); 143 extern int snprint(char*, int, char*, ...); 144 extern int vsnprint(char*, int, char*, va_list); 145 extern char* smprint(char*, ...); 146 extern char* vsmprint(char*, va_list); 147 extern int sprint(char*, char*, ...); 148 extern int fprint(int, char*, ...); 149 extern int vfprint(int, char*, va_list); 150 151 extern int runesprint(Rune*, char*, ...); 152 extern int runesnprint(Rune*, int, char*, ...); 153 extern int runevsnprint(Rune*, int, char*, va_list); 154 extern Rune* runeseprint(Rune*, Rune*, char*, ...); 155 extern Rune* runevseprint(Rune*, Rune*, char*, va_list); 156 extern Rune* runesmprint(char*, ...); 157 extern Rune* runevsmprint(char*, va_list); 158 159 extern int fmtfdinit(Fmt*, int, char*, int); 160 extern int fmtfdflush(Fmt*); 161 extern int fmtstrinit(Fmt*); 162 extern char* fmtstrflush(Fmt*); 163 extern int runefmtstrinit(Fmt*); 164 extern Rune* runefmtstrflush(Fmt*); 165 166 #pragma varargck argpos fmtprint 2 167 #pragma varargck argpos fprint 2 168 #pragma varargck argpos print 1 169 #pragma varargck argpos runeseprint 3 170 #pragma varargck argpos runesmprint 1 171 #pragma varargck argpos runesnprint 3 172 #pragma varargck argpos runesprint 2 173 #pragma varargck argpos seprint 3 174 #pragma varargck argpos smprint 1 175 #pragma varargck argpos snprint 3 176 #pragma varargck argpos sprint 2 177 #pragma varargck argpos vseprint 3 178 #pragma varargck argpos vsnprint 3 179 180 #pragma varargck type "lld" vlong 181 #pragma varargck type "llx" vlong 182 #pragma varargck type "lld" uvlong 183 #pragma varargck type "llx" uvlong 184 #pragma varargck type "ld" long 185 #pragma varargck type "lx" long 186 #pragma varargck type "ld" ulong 187 #pragma varargck type "lx" ulong 188 #pragma varargck type "d" int 189 #pragma varargck type "x" int 190 #pragma varargck type "c" int 191 #pragma varargck type "C" int 192 #pragma varargck type "d" uint 193 #pragma varargck type "x" uint 194 #pragma varargck type "c" uint 195 #pragma varargck type "C" uint 196 #pragma varargck type "f" double 197 #pragma varargck type "e" double 198 #pragma varargck type "g" double 199 #pragma varargck type "s" char* 200 #pragma varargck type "q" char* 201 #pragma varargck type "S" Rune* 202 #pragma varargck type "Q" Rune* 203 #pragma varargck type "r" void 204 #pragma varargck type "%" void 205 #pragma varargck type "n" int* 206 #pragma varargck type "p" void* 207 #pragma varargck type "p" uintptr 208 #pragma varargck flag ',' 209 #pragma varargck type "<" void* 210 #pragma varargck type "[" void* 211 #pragma varargck type "H" void* 212 213 extern int fmtinstall(int, int (*)(Fmt*)); 214 extern int dofmt(Fmt*, char*); 215 extern int dorfmt(Fmt*, Rune*); 216 extern int fmtprint(Fmt*, char*, ...); 217 extern int fmtvprint(Fmt*, char*, va_list); 218 extern int fmtrune(Fmt*, int); 219 extern int fmtstrcpy(Fmt*, char*); 220 extern int fmtrunestrcpy(Fmt*, Rune*); 221 /* 222 * error string for %r 223 * supplied on per os basis, not part of fmt library 224 */ 225 extern int errfmt(Fmt *f); 226 227 /* 228 * quoted strings 229 */ 230 extern char *unquotestrdup(char*); 231 extern Rune *unquoterunestrdup(Rune*); 232 extern char *quotestrdup(char*); 233 extern Rune *quoterunestrdup(Rune*); 234 extern int quotestrfmt(Fmt*); 235 extern int quoterunestrfmt(Fmt*); 236 extern void quotefmtinstall(void); 237 extern int (*doquote)(int); 238 239 /* 240 * random number 241 */ 242 extern void srand(long); 243 extern int rand(void); 244 extern int nrand(int); 245 extern long lrand(void); 246 extern long lnrand(long); 247 extern double frand(void); 248 extern ulong truerand(void); 249 extern ulong ntruerand(ulong); 250 251 /* 252 * math 253 */ 254 extern ulong getfcr(void); 255 extern void setfsr(ulong); 256 extern ulong getfsr(void); 257 extern void setfcr(ulong); 258 extern double NaN(void); 259 extern double Inf(int); 260 extern int isNaN(double); 261 extern int isInf(double, int); 262 263 extern double pow(double, double); 264 extern double atan2(double, double); 265 extern double fabs(double); 266 extern double atan(double); 267 extern double log(double); 268 extern double log10(double); 269 extern double exp(double); 270 extern double floor(double); 271 extern double ceil(double); 272 extern double hypot(double, double); 273 extern double sin(double); 274 extern double cos(double); 275 extern double tan(double); 276 extern double asin(double); 277 extern double acos(double); 278 extern double sinh(double); 279 extern double cosh(double); 280 extern double tanh(double); 281 extern double sqrt(double); 282 extern double fmod(double, double); 283 284 #define HUGE 3.4028234e38 285 #define PIO2 1.570796326794896619231e0 286 #define PI (PIO2+PIO2) 287 288 /* 289 * Time-of-day 290 */ 291 292 typedef 293 struct Tm 294 { 295 int sec; 296 int min; 297 int hour; 298 int mday; 299 int mon; 300 int year; 301 int wday; 302 int yday; 303 char zone[4]; 304 int tzoff; 305 } Tm; 306 307 extern Tm* gmtime(long); 308 extern Tm* localtime(long); 309 extern char* asctime(Tm*); 310 extern char* ctime(long); 311 extern double cputime(void); 312 extern long times(long*); 313 extern long tm2sec(Tm*); 314 extern vlong nsec(void); 315 316 /* 317 * one-of-a-kind 318 */ 319 enum 320 { 321 PNPROC = 1, 322 PNGROUP = 2, 323 }; 324 extern vlong nsec(void); 325 326 extern void _assert(char*); 327 extern int abs(int); 328 extern int atexit(void(*)(void)); 329 extern void atexitdont(void(*)(void)); 330 extern int atnotify(int(*)(void*, char*), int); 331 extern double atof(char*); 332 extern int atoi(char*); 333 extern long atol(char*); 334 extern double charstod(int(*)(void*), void*); 335 extern char* cleanname(char*); 336 extern int decrypt(void*, void*, int); 337 extern int encrypt(void*, void*, int); 338 extern int dec64(uchar*, int, char*, int); 339 extern int enc64(char*, int, uchar*, int); 340 extern int dec32(uchar*, int, char*, int); 341 extern int enc32(char*, int, uchar*, int); 342 extern int dec16(uchar*, int, char*, int); 343 extern int enc16(char*, int, uchar*, int); 344 extern int encodefmt(Fmt*); 345 extern void exits(char*); 346 extern double frexp(double, int*); 347 extern uintptr getcallerpc(void*); 348 extern char* getenv(char*); 349 extern int getfields(char*, char**, int, int, char*); 350 extern char* getuser(void); 351 extern char* getwd(char*, int); 352 extern long labs(long); 353 extern double ldexp(double, int); 354 /*extern void longjmp(jmp_buf, int);*/ 355 extern char* mktemp(char*); 356 extern double modf(double, double*); 357 extern int netcrypt(void*, void*); 358 /*extern void notejmp(void*, jmp_buf, int);*/ 359 extern void perror(char*); 360 extern int postnote(int, int, char *); 361 extern double pow10(int); 362 extern double ipow10(int); 363 extern int putenv(char*, char*); 364 extern void qsort(void*, long, long, int (*)(void*, void*)); 365 /*extern int setjmp(jmp_buf);*/ 366 extern double strtod(char*, char**); 367 extern long strtol(char*, char**, int); 368 extern ulong strtoul(char*, char**, int); 369 extern vlong strtoll(char*, char**, int); 370 extern uvlong strtoull(char*, char**, int); 371 extern void sysfatal(char*, ...); 372 #pragma varargck argpos sysfatal 1 373 extern void syslog(int, char*, char*, ...); 374 #pragma varargck argpos syslog 3 375 extern int _tas(int*); 376 extern long time(long*); 377 extern int tolower(int); 378 extern int toupper(int); 379 380 /* 381 * network dialing 382 */ 383 #define NETPATHLEN 40 384 extern int accept(int, char*); 385 extern int announce(char*, char*); 386 extern int dial(char*, char*, char*, int*); 387 extern void setnetmtpt(char*, int, char*); 388 extern int hangup(int); 389 extern int listen(char*, char*); 390 extern char* netmkaddr(char*, char*, char*); 391 extern int reject(int, char*, char*); 392 393 /* 394 * system calls 395 * 396 */ 397 #define STATMAX 65535U /* max length of machine-independent stat structure */ 398 #define DIRMAX (sizeof(Dir)+STATMAX) /* max length of Dir structure */ 399 #define ERRMAX 128 /* max length of error string */ 400 401 #define MORDER 0x0003 /* mask for bits defining order of mounting */ 402 #define MREPL 0x0000 /* mount replaces object */ 403 #define MBEFORE 0x0001 /* mount goes before others in union directory */ 404 #define MAFTER 0x0002 /* mount goes after others in union directory */ 405 #define MCREATE 0x0004 /* permit creation in mounted directory */ 406 #define MCACHE 0x0010 /* cache some data */ 407 #define MMASK 0x0017 /* all bits on */ 408 409 #define OREAD 0 /* open for read */ 410 #define OWRITE 1 /* write */ 411 #define ORDWR 2 /* read and write */ 412 #define OEXEC 3 /* execute, == read but check execute permission */ 413 #define OTRUNC 16 /* or'ed in (except for exec), truncate file first */ 414 #define OCEXEC 32 /* or'ed in, close on exec */ 415 #define ORCLOSE 64 /* or'ed in, remove on close */ 416 #define OEXCL 0x1000 /* or'ed in, exclusive use (create only) */ 417 418 #define AEXIST 0 /* accessible: exists */ 419 #define AEXEC 1 /* execute access */ 420 #define AWRITE 2 /* write access */ 421 #define AREAD 4 /* read access */ 422 423 /* Segattch */ 424 #define SG_RONLY 0040 /* read only */ 425 #define SG_CEXEC 0100 /* detach on exec */ 426 427 #define NCONT 0 /* continue after note */ 428 #define NDFLT 1 /* terminate after note */ 429 #define NSAVE 2 /* clear note but hold state */ 430 #define NRSTR 3 /* restore saved state */ 431 432 /* rfork */ 433 enum 434 { 435 RFNAMEG = (1<<0), 436 RFENVG = (1<<1), 437 RFFDG = (1<<2), 438 RFNOTEG = (1<<3), 439 RFPROC = (1<<4), 440 RFMEM = (1<<5), 441 RFNOWAIT = (1<<6), 442 RFCNAMEG = (1<<10), 443 RFCENVG = (1<<11), 444 RFCFDG = (1<<12), 445 RFREND = (1<<13), 446 RFNOMNT = (1<<14) 447 }; 448 449 /* bits in Qid.type */ 450 #define QTDIR 0x80 /* type bit for directories */ 451 #define QTAPPEND 0x40 /* type bit for append only files */ 452 #define QTEXCL 0x20 /* type bit for exclusive use files */ 453 #define QTMOUNT 0x10 /* type bit for mounted channel */ 454 #define QTAUTH 0x08 /* type bit for authentication file */ 455 #define QTFILE 0x00 /* plain file */ 456 457 /* bits in Dir.mode */ 458 #define DMDIR 0x80000000 /* mode bit for directories */ 459 #define DMAPPEND 0x40000000 /* mode bit for append only files */ 460 #define DMEXCL 0x20000000 /* mode bit for exclusive use files */ 461 #define DMMOUNT 0x10000000 /* mode bit for mounted channel */ 462 #define DMAUTH 0x08000000 /* mode bit for authentication file */ 463 #define DMREAD 0x4 /* mode bit for read permission */ 464 #define DMWRITE 0x2 /* mode bit for write permission */ 465 #define DMEXEC 0x1 /* mode bit for execute permission */ 466 467 typedef 468 struct Qid 469 { 470 uvlong path; 471 ulong vers; 472 uchar type; 473 } Qid; 474 475 typedef 476 struct Dir { 477 478 /* system-modified data */ 479 ushort type; /* server type */ 480 uint dev; /* server subtype */ 481 /* file data */ 482 Qid qid; /* unique id from server */ 483 ulong mode; /* permissions */ 484 ulong atime; /* last read time */ 485 ulong mtime; /* last write time */ 486 vlong length; /* file length */ 487 char *name; /* last element of path */ 488 char *uid; /* owner name */ 489 char *gid; /* group name */ 490 char *muid; /* last modifier name */ 491 } Dir; 492 493 extern Dir* dirstat(char*); 494 extern Dir* dirfstat(int); 495 extern int dirwstat(char*, Dir*); 496 extern int dirfwstat(int, Dir*); 497 extern long dirread(int, Dir**); 498 extern void nulldir(Dir*); 499 extern long dirreadall(int, Dir**); 500 501 #define CHDIR 0x80000000 /* mode bit for directories */ 502 #define CHAPPEND 0x40000000 /* mode bit for append only files */ 503 #define CHEXCL 0x20000000 /* mode bit for exclusive use files */ 504 #define CHMOUNT 0x10000000 /* mode bit for mounted channel */ 505 #define CHREAD 0x4 /* mode bit for read permission */ 506 #define CHWRITE 0x2 /* mode bit for write permission */ 507 #define CHEXEC 0x1 /* mode bit for execute permission */ 508 509 510 typedef 511 struct Waitmsg 512 { 513 char pid[12]; /* of loved one */ 514 char time[3*12]; /* of loved one & descendants */ 515 char *msg; 516 } Waitmsg; 517 518 typedef 519 struct IOchunk 520 { 521 void *addr; 522 ulong len; 523 } IOchunk; 524 525 extern void _exits(char*); 526 527 extern void abort(void); 528 extern int access(char*, int); 529 extern long alarm(ulong); 530 extern int await(char*, int); 531 extern int bind(char*, char*, int); 532 extern int brk(void*); 533 extern int chdir(char*); 534 extern int close(int); 535 extern int create(char*, int, ulong); 536 extern int dup(int, int); 537 extern int errstr(char*, uint); 538 extern int exec(char*, char*[]); 539 extern int execl(char*, ...); 540 extern int filsys(int, int, char*); 541 extern int fork(void); 542 extern int rfork(int); 543 extern int fauth(int, char*); 544 extern int fstat(int, uchar*, int); 545 extern int fwstat(int, uchar*, int); 546 extern int fversion(int, int, char*, int); 547 extern int mount(int, int, char*, int, char*); 548 extern int unmount(char*, char*); 549 extern int noted(int); 550 extern int notify(void(*)(void*, char*)); 551 extern int open(char*, int); 552 extern int fd2path(int, char*, int); 553 extern int pipe(int*); 554 extern long pread(int, void*, long, vlong); 555 extern long pwrite(int, void*, long, vlong); 556 extern long read(int, void*, long); 557 extern long readn(int, void*, long); 558 extern int remove(char*); 559 extern void* sbrk(ulong); 560 extern vlong seek(int, vlong, int); 561 extern long segattach(int, char*, void*, ulong); 562 extern int segbrk(void*, void*); 563 extern int segdetach(void*); 564 extern int segflush(void*, ulong); 565 extern int segfree(void*, ulong); 566 extern int sleep(long); 567 extern int stat(char*, uchar*, int); 568 extern Waitmsg* wait(void); 569 extern int waitpid(void); 570 extern long write(int, void*, long); 571 extern long write9p(int, void*, long); 572 extern int wstat(char*, char*); 573 extern ulong rendezvous(ulong, ulong); 574 575 extern int getpid(void); 576 extern int getppid(void); 577 extern void rerrstr(char*, uint); 578 extern char* sysname(void); 579 extern void werrstr(char*, ...); 580 #pragma varargck argpos werrstr 1 581 582 extern char *argv0; 583 #define ARGBEGIN for((argv0||(argv0=*argv)),argv++,argc--;\ 584 argv[0] && argv[0][0]=='-' && argv[0][1];\ 585 argc--, argv++) {\ 586 char *_args, *_argt;\ 587 Rune _argc;\ 588 _args = &argv[0][1];\ 589 if(_args[0]=='-' && _args[1]==0){\ 590 argc--; argv++; break;\ 591 }\ 592 _argc = 0;\ 593 while(*_args && (_args += chartorune(&_argc, _args)))\ 594 switch(_argc) 595 #define ARGEND SET(_argt);USED(_argt,_argc,_args);}USED(argv, argc); 596 #define ARGF() (_argt=_args, _args="",\ 597 (*_argt? _argt: argv[1]? (argc--, *++argv): 0)) 598 #define EARGF(x) (_argt=_args, _args="",\ 599 (*_argt? _argt: argv[1]? (argc--, *++argv): ((x), abort(), (char*)0))) 600 601 #define ARGC() _argc 602