13e12c5d1SDavid du Colombier #pragma lib "libc.a" 2219b2ee8SDavid du Colombier #pragma src "/sys/src/libc" 3219b2ee8SDavid du Colombier 4219b2ee8SDavid du Colombier #define nelem(x) (sizeof(x)/sizeof((x)[0])) 57dd7cddfSDavid du Colombier #define offsetof(s, m) (ulong)(&(((s*)0)->m)) 69a747e4fSDavid du Colombier #define assert(x) if(x){}else _assert("x") 73e12c5d1SDavid du Colombier 83e12c5d1SDavid du Colombier /* 93e12c5d1SDavid du Colombier * mem routines 103e12c5d1SDavid du Colombier */ 113e12c5d1SDavid du Colombier extern void* memccpy(void*, void*, int, ulong); 123e12c5d1SDavid du Colombier extern void* memset(void*, int, ulong); 133e12c5d1SDavid du Colombier extern int memcmp(void*, void*, ulong); 143e12c5d1SDavid du Colombier extern void* memcpy(void*, void*, ulong); 153e12c5d1SDavid du Colombier extern void* memmove(void*, void*, ulong); 163e12c5d1SDavid du Colombier extern void* memchr(void*, int, ulong); 173e12c5d1SDavid du Colombier 183e12c5d1SDavid du Colombier /* 193e12c5d1SDavid du Colombier * string routines 203e12c5d1SDavid du Colombier */ 213e12c5d1SDavid du Colombier extern char* strcat(char*, char*); 227dd7cddfSDavid du Colombier extern char* strchr(char*, int); 233e12c5d1SDavid du Colombier extern int strcmp(char*, char*); 243e12c5d1SDavid du Colombier extern char* strcpy(char*, char*); 2559cc4ca5SDavid du Colombier extern char* strecpy(char*, char*, char*); 263e12c5d1SDavid du Colombier extern char* strdup(char*); 273e12c5d1SDavid du Colombier extern char* strncat(char*, char*, long); 283e12c5d1SDavid du Colombier extern char* strncpy(char*, char*, long); 293e12c5d1SDavid du Colombier extern int strncmp(char*, char*, long); 303e12c5d1SDavid du Colombier extern char* strpbrk(char*, char*); 317dd7cddfSDavid du Colombier extern char* strrchr(char*, int); 323e12c5d1SDavid du Colombier extern char* strtok(char*, char*); 333e12c5d1SDavid du Colombier extern long strlen(char*); 343e12c5d1SDavid du Colombier extern long strspn(char*, char*); 353e12c5d1SDavid du Colombier extern long strcspn(char*, char*); 363e12c5d1SDavid du Colombier extern char* strstr(char*, char*); 3780ee5cbfSDavid du Colombier extern int cistrncmp(char*, char*, int); 3880ee5cbfSDavid du Colombier extern int cistrcmp(char*, char*); 3980ee5cbfSDavid du Colombier extern char* cistrstr(char*, char*); 40219b2ee8SDavid du Colombier extern int tokenize(char*, char**, int); 413e12c5d1SDavid du Colombier 423e12c5d1SDavid du Colombier enum 433e12c5d1SDavid du Colombier { 44e94a8e9bSDavid du Colombier UTFmax = 4, /* maximum bytes per rune */ 453e12c5d1SDavid du Colombier Runesync = 0x80, /* cannot represent part of a UTF sequence (<) */ 463e12c5d1SDavid du Colombier Runeself = 0x80, /* rune and UTF sequences are the same (<) */ 471517f4bcSDavid du Colombier Runeerror = 0xFFFD, /* decoding error in UTF */ 48e94a8e9bSDavid du Colombier Runemax = 0x10FFFF, /* 21-bit rune */ 49e94a8e9bSDavid du Colombier Runemask = 0x1FFFFF, /* bits used by runes (see grep) */ 503e12c5d1SDavid du Colombier }; 513e12c5d1SDavid du Colombier 523e12c5d1SDavid du Colombier /* 537dd7cddfSDavid du Colombier * rune routines 543e12c5d1SDavid du Colombier */ 553e12c5d1SDavid du Colombier extern int runetochar(char*, Rune*); 563e12c5d1SDavid du Colombier extern int chartorune(Rune*, char*); 573e12c5d1SDavid du Colombier extern int runelen(long); 587dd7cddfSDavid du Colombier extern int runenlen(Rune*, int); 593e12c5d1SDavid du Colombier extern int fullrune(char*, int); 603e12c5d1SDavid du Colombier extern int utflen(char*); 6159cc4ca5SDavid du Colombier extern int utfnlen(char*, long); 623e12c5d1SDavid du Colombier extern char* utfrune(char*, long); 633e12c5d1SDavid du Colombier extern char* utfrrune(char*, long); 643e12c5d1SDavid du Colombier extern char* utfutf(char*, char*); 659a747e4fSDavid du Colombier extern char* utfecpy(char*, char*, char*); 6659cc4ca5SDavid du Colombier 6759cc4ca5SDavid du Colombier extern Rune* runestrcat(Rune*, Rune*); 6859cc4ca5SDavid du Colombier extern Rune* runestrchr(Rune*, Rune); 6959cc4ca5SDavid du Colombier extern int runestrcmp(Rune*, Rune*); 7059cc4ca5SDavid du Colombier extern Rune* runestrcpy(Rune*, Rune*); 7159cc4ca5SDavid du Colombier extern Rune* runestrncpy(Rune*, Rune*, long); 7259cc4ca5SDavid du Colombier extern Rune* runestrecpy(Rune*, Rune*, Rune*); 7359cc4ca5SDavid du Colombier extern Rune* runestrdup(Rune*); 7459cc4ca5SDavid du Colombier extern Rune* runestrncat(Rune*, Rune*, long); 7559cc4ca5SDavid du Colombier extern int runestrncmp(Rune*, Rune*, long); 7659cc4ca5SDavid du Colombier extern Rune* runestrrchr(Rune*, Rune); 7759cc4ca5SDavid du Colombier extern long runestrlen(Rune*); 7859cc4ca5SDavid du Colombier extern Rune* runestrstr(Rune*, Rune*); 7959cc4ca5SDavid du Colombier 807dd7cddfSDavid du Colombier extern Rune tolowerrune(Rune); 817dd7cddfSDavid du Colombier extern Rune totitlerune(Rune); 827dd7cddfSDavid du Colombier extern Rune toupperrune(Rune); 83e94a8e9bSDavid du Colombier extern Rune tobaserune(Rune); 847dd7cddfSDavid du Colombier extern int isalpharune(Rune); 85e94a8e9bSDavid du Colombier extern int isbaserune(Rune); 86e94a8e9bSDavid du Colombier extern int isdigitrune(Rune); 877dd7cddfSDavid du Colombier extern int islowerrune(Rune); 887dd7cddfSDavid du Colombier extern int isspacerune(Rune); 897dd7cddfSDavid du Colombier extern int istitlerune(Rune); 907dd7cddfSDavid du Colombier extern int isupperrune(Rune); 913e12c5d1SDavid du Colombier 923e12c5d1SDavid du Colombier /* 933e12c5d1SDavid du Colombier * malloc 943e12c5d1SDavid du Colombier */ 957dd7cddfSDavid du Colombier extern void* malloc(ulong); 967dd7cddfSDavid du Colombier extern void* mallocz(ulong, int); 973e12c5d1SDavid du Colombier extern void free(void*); 987dd7cddfSDavid du Colombier extern ulong msize(void*); 995243b8d1SDavid du Colombier extern void* mallocalign(ulong, ulong, long, ulong); 1007dd7cddfSDavid du Colombier extern void* calloc(ulong, ulong); 1017dd7cddfSDavid du Colombier extern void* realloc(void*, ulong); 1027dd7cddfSDavid du Colombier extern void setmalloctag(void*, ulong); 1037dd7cddfSDavid du Colombier extern void setrealloctag(void*, ulong); 1047dd7cddfSDavid du Colombier extern ulong getmalloctag(void*); 1057dd7cddfSDavid du Colombier extern ulong getrealloctag(void*); 1067dd7cddfSDavid du Colombier extern void* malloctopoolblock(void*); 1073e12c5d1SDavid du Colombier 1083e12c5d1SDavid du Colombier /* 1093e12c5d1SDavid du Colombier * print routines 1103e12c5d1SDavid du Colombier */ 1119a747e4fSDavid du Colombier typedef struct Fmt Fmt; 1129a747e4fSDavid du Colombier struct Fmt{ 1139a747e4fSDavid du Colombier uchar runes; /* output buffer is runes or chars? */ 1149a747e4fSDavid du Colombier void *start; /* of buffer */ 1159a747e4fSDavid du Colombier void *to; /* current place in the buffer */ 1169a747e4fSDavid du Colombier void *stop; /* end of the buffer; overwritten if flush fails */ 1179a747e4fSDavid du Colombier int (*flush)(Fmt *); /* called when to == stop */ 1189a747e4fSDavid du Colombier void *farg; /* to make flush a closure */ 1199a747e4fSDavid du Colombier int nfmt; /* num chars formatted so far */ 1209a747e4fSDavid du Colombier va_list args; /* args passed to dofmt */ 1219a747e4fSDavid du Colombier int r; /* % format Rune */ 1229a747e4fSDavid du Colombier int width; 1239a747e4fSDavid du Colombier int prec; 1249a747e4fSDavid du Colombier ulong flags; 125bd389b36SDavid du Colombier }; 1269a747e4fSDavid du Colombier 1279a747e4fSDavid du Colombier enum{ 1289a747e4fSDavid du Colombier FmtWidth = 1, 1299a747e4fSDavid du Colombier FmtLeft = FmtWidth << 1, 1309a747e4fSDavid du Colombier FmtPrec = FmtLeft << 1, 1319a747e4fSDavid du Colombier FmtSharp = FmtPrec << 1, 1329a747e4fSDavid du Colombier FmtSpace = FmtSharp << 1, 1339a747e4fSDavid du Colombier FmtSign = FmtSpace << 1, 1349a747e4fSDavid du Colombier FmtZero = FmtSign << 1, 1359a747e4fSDavid du Colombier FmtUnsigned = FmtZero << 1, 1369a747e4fSDavid du Colombier FmtShort = FmtUnsigned << 1, 1379a747e4fSDavid du Colombier FmtLong = FmtShort << 1, 1389a747e4fSDavid du Colombier FmtVLong = FmtLong << 1, 1399a747e4fSDavid du Colombier FmtComma = FmtVLong << 1, 1409a747e4fSDavid du Colombier FmtByte = FmtComma << 1, 1419a747e4fSDavid du Colombier 1429a747e4fSDavid du Colombier FmtFlag = FmtByte << 1 1439a747e4fSDavid du Colombier }; 1449a747e4fSDavid du Colombier 1453e12c5d1SDavid du Colombier extern int print(char*, ...); 1467dd7cddfSDavid du Colombier extern char* seprint(char*, char*, char*, ...); 1479a747e4fSDavid du Colombier extern char* vseprint(char*, char*, char*, va_list); 148bd389b36SDavid du Colombier extern int snprint(char*, int, char*, ...); 1499a747e4fSDavid du Colombier extern int vsnprint(char*, int, char*, va_list); 1509a747e4fSDavid du Colombier extern char* smprint(char*, ...); 1519a747e4fSDavid du Colombier extern char* vsmprint(char*, va_list); 1523e12c5d1SDavid du Colombier extern int sprint(char*, char*, ...); 1533e12c5d1SDavid du Colombier extern int fprint(int, char*, ...); 1549a747e4fSDavid du Colombier extern int vfprint(int, char*, va_list); 1553e12c5d1SDavid du Colombier 1569a747e4fSDavid du Colombier extern int runesprint(Rune*, char*, ...); 1579a747e4fSDavid du Colombier extern int runesnprint(Rune*, int, char*, ...); 1589a747e4fSDavid du Colombier extern int runevsnprint(Rune*, int, char*, va_list); 1599a747e4fSDavid du Colombier extern Rune* runeseprint(Rune*, Rune*, char*, ...); 1609a747e4fSDavid du Colombier extern Rune* runevseprint(Rune*, Rune*, char*, va_list); 1619a747e4fSDavid du Colombier extern Rune* runesmprint(char*, ...); 1629a747e4fSDavid du Colombier extern Rune* runevsmprint(char*, va_list); 1639a747e4fSDavid du Colombier 1649a747e4fSDavid du Colombier extern int fmtfdinit(Fmt*, int, char*, int); 1659a747e4fSDavid du Colombier extern int fmtfdflush(Fmt*); 1669a747e4fSDavid du Colombier extern int fmtstrinit(Fmt*); 1679a747e4fSDavid du Colombier extern char* fmtstrflush(Fmt*); 1689a747e4fSDavid du Colombier extern int runefmtstrinit(Fmt*); 1699a747e4fSDavid du Colombier extern Rune* runefmtstrflush(Fmt*); 1709a747e4fSDavid du Colombier 1719a747e4fSDavid du Colombier #pragma varargck argpos fmtprint 2 1727dd7cddfSDavid du Colombier #pragma varargck argpos fprint 2 1739a747e4fSDavid du Colombier #pragma varargck argpos print 1 1749a747e4fSDavid du Colombier #pragma varargck argpos runeseprint 3 1759a747e4fSDavid du Colombier #pragma varargck argpos runesmprint 1 1769a747e4fSDavid du Colombier #pragma varargck argpos runesnprint 3 1779a747e4fSDavid du Colombier #pragma varargck argpos runesprint 2 1789a747e4fSDavid du Colombier #pragma varargck argpos seprint 3 1799a747e4fSDavid du Colombier #pragma varargck argpos smprint 1 1809a747e4fSDavid du Colombier #pragma varargck argpos snprint 3 1819a747e4fSDavid du Colombier #pragma varargck argpos sprint 2 1827dd7cddfSDavid du Colombier 1837dd7cddfSDavid du Colombier #pragma varargck type "lld" vlong 184175630faSDavid du Colombier #pragma varargck type "llo" vlong 1857dd7cddfSDavid du Colombier #pragma varargck type "llx" vlong 186175630faSDavid du Colombier #pragma varargck type "llb" vlong 1877dd7cddfSDavid du Colombier #pragma varargck type "lld" uvlong 188175630faSDavid du Colombier #pragma varargck type "llo" uvlong 1897dd7cddfSDavid du Colombier #pragma varargck type "llx" uvlong 190175630faSDavid du Colombier #pragma varargck type "llb" uvlong 1917dd7cddfSDavid du Colombier #pragma varargck type "ld" long 192175630faSDavid du Colombier #pragma varargck type "lo" long 1937dd7cddfSDavid du Colombier #pragma varargck type "lx" long 194208510e1SDavid du Colombier #pragma varargck type "lb" long 1957dd7cddfSDavid du Colombier #pragma varargck type "ld" ulong 196175630faSDavid du Colombier #pragma varargck type "lo" ulong 1977dd7cddfSDavid du Colombier #pragma varargck type "lx" ulong 198208510e1SDavid du Colombier #pragma varargck type "lb" ulong 1997dd7cddfSDavid du Colombier #pragma varargck type "d" int 200175630faSDavid du Colombier #pragma varargck type "o" int 2017dd7cddfSDavid du Colombier #pragma varargck type "x" int 2027dd7cddfSDavid du Colombier #pragma varargck type "c" int 2037dd7cddfSDavid du Colombier #pragma varargck type "C" int 204208510e1SDavid du Colombier #pragma varargck type "b" int 2057dd7cddfSDavid du Colombier #pragma varargck type "d" uint 2067dd7cddfSDavid du Colombier #pragma varargck type "x" uint 2077dd7cddfSDavid du Colombier #pragma varargck type "c" uint 2087dd7cddfSDavid du Colombier #pragma varargck type "C" uint 209208510e1SDavid du Colombier #pragma varargck type "b" uint 2107dd7cddfSDavid du Colombier #pragma varargck type "f" double 2117dd7cddfSDavid du Colombier #pragma varargck type "e" double 2127dd7cddfSDavid du Colombier #pragma varargck type "g" double 2137dd7cddfSDavid du Colombier #pragma varargck type "s" char* 21480ee5cbfSDavid du Colombier #pragma varargck type "q" char* 2157dd7cddfSDavid du Colombier #pragma varargck type "S" Rune* 21680ee5cbfSDavid du Colombier #pragma varargck type "Q" Rune* 2177dd7cddfSDavid du Colombier #pragma varargck type "r" void 2187dd7cddfSDavid du Colombier #pragma varargck type "%" void 2199a747e4fSDavid du Colombier #pragma varargck type "n" int* 2201517f4bcSDavid du Colombier #pragma varargck type "p" uintptr 2217dd7cddfSDavid du Colombier #pragma varargck type "p" void* 2229a747e4fSDavid du Colombier #pragma varargck flag ',' 223a945669bSDavid du Colombier #pragma varargck flag ' ' 224208510e1SDavid du Colombier #pragma varargck flag 'h' 2259a747e4fSDavid du Colombier #pragma varargck type "<" void* 2269a747e4fSDavid du Colombier #pragma varargck type "[" void* 2279a747e4fSDavid du Colombier #pragma varargck type "H" void* 228375daca8SDavid du Colombier #pragma varargck type "lH" void* 2297dd7cddfSDavid du Colombier 2309a747e4fSDavid du Colombier extern int fmtinstall(int, int (*)(Fmt*)); 2319a747e4fSDavid du Colombier extern int dofmt(Fmt*, char*); 2329a747e4fSDavid du Colombier extern int dorfmt(Fmt*, Rune*); 2339a747e4fSDavid du Colombier extern int fmtprint(Fmt*, char*, ...); 2349a747e4fSDavid du Colombier extern int fmtvprint(Fmt*, char*, va_list); 2359a747e4fSDavid du Colombier extern int fmtrune(Fmt*, int); 2369a747e4fSDavid du Colombier extern int fmtstrcpy(Fmt*, char*); 2379a747e4fSDavid du Colombier extern int fmtrunestrcpy(Fmt*, Rune*); 2389a747e4fSDavid du Colombier /* 2399a747e4fSDavid du Colombier * error string for %r 2409a747e4fSDavid du Colombier * supplied on per os basis, not part of fmt library 2419a747e4fSDavid du Colombier */ 2429a747e4fSDavid du Colombier extern int errfmt(Fmt *f); 24380ee5cbfSDavid du Colombier 24480ee5cbfSDavid du Colombier /* 24580ee5cbfSDavid du Colombier * quoted strings 24680ee5cbfSDavid du Colombier */ 24780ee5cbfSDavid du Colombier extern char *unquotestrdup(char*); 24880ee5cbfSDavid du Colombier extern Rune *unquoterunestrdup(Rune*); 24980ee5cbfSDavid du Colombier extern char *quotestrdup(char*); 25080ee5cbfSDavid du Colombier extern Rune *quoterunestrdup(Rune*); 2519a747e4fSDavid du Colombier extern int quotestrfmt(Fmt*); 2529a747e4fSDavid du Colombier extern int quoterunestrfmt(Fmt*); 25380ee5cbfSDavid du Colombier extern void quotefmtinstall(void); 25480ee5cbfSDavid du Colombier extern int (*doquote)(int); 255d9306527SDavid du Colombier extern int needsrcquote(int); 25680ee5cbfSDavid du Colombier 2573e12c5d1SDavid du Colombier /* 2583e12c5d1SDavid du Colombier * random number 2593e12c5d1SDavid du Colombier */ 2603e12c5d1SDavid du Colombier extern void srand(long); 2613e12c5d1SDavid du Colombier extern int rand(void); 2623e12c5d1SDavid du Colombier extern int nrand(int); 2633e12c5d1SDavid du Colombier extern long lrand(void); 2643e12c5d1SDavid du Colombier extern long lnrand(long); 2653e12c5d1SDavid du Colombier extern double frand(void); 2667dd7cddfSDavid du Colombier extern ulong truerand(void); /* uses /dev/random */ 2679a747e4fSDavid du Colombier extern ulong ntruerand(ulong); /* uses /dev/random */ 2683e12c5d1SDavid du Colombier 2693e12c5d1SDavid du Colombier /* 2703e12c5d1SDavid du Colombier * math 2713e12c5d1SDavid du Colombier */ 2723e12c5d1SDavid du Colombier extern ulong getfcr(void); 2733e12c5d1SDavid du Colombier extern void setfsr(ulong); 2743e12c5d1SDavid du Colombier extern ulong getfsr(void); 2753e12c5d1SDavid du Colombier extern void setfcr(ulong); 2763e12c5d1SDavid du Colombier extern double NaN(void); 2773e12c5d1SDavid du Colombier extern double Inf(int); 2783e12c5d1SDavid du Colombier extern int isNaN(double); 2793e12c5d1SDavid du Colombier extern int isInf(double, int); 28059cc4ca5SDavid du Colombier extern ulong umuldiv(ulong, ulong, ulong); 28159cc4ca5SDavid du Colombier extern long muldiv(long, long, long); 2823e12c5d1SDavid du Colombier 2833e12c5d1SDavid du Colombier extern double pow(double, double); 2843e12c5d1SDavid du Colombier extern double atan2(double, double); 2853e12c5d1SDavid du Colombier extern double fabs(double); 2863e12c5d1SDavid du Colombier extern double atan(double); 2873e12c5d1SDavid du Colombier extern double log(double); 2883e12c5d1SDavid du Colombier extern double log10(double); 2893e12c5d1SDavid du Colombier extern double exp(double); 2903e12c5d1SDavid du Colombier extern double floor(double); 2913e12c5d1SDavid du Colombier extern double ceil(double); 2923e12c5d1SDavid du Colombier extern double hypot(double, double); 2933e12c5d1SDavid du Colombier extern double sin(double); 2943e12c5d1SDavid du Colombier extern double cos(double); 2953e12c5d1SDavid du Colombier extern double tan(double); 2963e12c5d1SDavid du Colombier extern double asin(double); 2973e12c5d1SDavid du Colombier extern double acos(double); 2983e12c5d1SDavid du Colombier extern double sinh(double); 2993e12c5d1SDavid du Colombier extern double cosh(double); 3003e12c5d1SDavid du Colombier extern double tanh(double); 3013e12c5d1SDavid du Colombier extern double sqrt(double); 3023e12c5d1SDavid du Colombier extern double fmod(double, double); 3033e12c5d1SDavid du Colombier 3043e12c5d1SDavid du Colombier #define HUGE 3.4028234e38 3053e12c5d1SDavid du Colombier #define PIO2 1.570796326794896619231e0 3063e12c5d1SDavid du Colombier #define PI (PIO2+PIO2) 3073e12c5d1SDavid du Colombier 3083e12c5d1SDavid du Colombier /* 3093e12c5d1SDavid du Colombier * Time-of-day 3103e12c5d1SDavid du Colombier */ 3113e12c5d1SDavid du Colombier 3123e12c5d1SDavid du Colombier typedef 3133e12c5d1SDavid du Colombier struct Tm 3143e12c5d1SDavid du Colombier { 3153e12c5d1SDavid du Colombier int sec; 3163e12c5d1SDavid du Colombier int min; 3173e12c5d1SDavid du Colombier int hour; 3183e12c5d1SDavid du Colombier int mday; 3193e12c5d1SDavid du Colombier int mon; 3203e12c5d1SDavid du Colombier int year; 3213e12c5d1SDavid du Colombier int wday; 3223e12c5d1SDavid du Colombier int yday; 3233e12c5d1SDavid du Colombier char zone[4]; 3247dd7cddfSDavid du Colombier int tzoff; 3253e12c5d1SDavid du Colombier } Tm; 3263e12c5d1SDavid du Colombier 3273e12c5d1SDavid du Colombier extern Tm* gmtime(long); 3283e12c5d1SDavid du Colombier extern Tm* localtime(long); 3293e12c5d1SDavid du Colombier extern char* asctime(Tm*); 3303e12c5d1SDavid du Colombier extern char* ctime(long); 3313e12c5d1SDavid du Colombier extern double cputime(void); 3323e12c5d1SDavid du Colombier extern long times(long*); 3337dd7cddfSDavid du Colombier extern long tm2sec(Tm*); 3347dd7cddfSDavid du Colombier extern vlong nsec(void); 3353e12c5d1SDavid du Colombier 336e288d156SDavid du Colombier extern void cycles(uvlong*); /* 64-bit value of the cycle counter if there is one, 0 if there isn't */ 337e288d156SDavid du Colombier 3383e12c5d1SDavid du Colombier /* 339b928b27aSDavid du Colombier * endian conversion 340b928b27aSDavid du Colombier */ 341b928b27aSDavid du Colombier extern u16int le16get(uchar *t, uchar **r); 342b928b27aSDavid du Colombier extern u32int le24get(uchar *t, uchar **r); 343b928b27aSDavid du Colombier extern u32int le32get(uchar *t, uchar **r); 344b928b27aSDavid du Colombier extern u64int le64get(uchar *t, uchar **r); 345b928b27aSDavid du Colombier extern uchar* le16put(uchar *t, u16int r); 346b928b27aSDavid du Colombier extern uchar* le24put(uchar *t, u32int r); 347b928b27aSDavid du Colombier extern uchar* le32put(uchar *t, u32int r); 348b928b27aSDavid du Colombier extern uchar* le64put(uchar *t, u64int r); 349b928b27aSDavid du Colombier extern u16int be16get(uchar *t, uchar **r); 350b928b27aSDavid du Colombier extern u32int be24get(uchar *t, uchar **r); 351b928b27aSDavid du Colombier extern u32int be32get(uchar *t, uchar **r); 352b928b27aSDavid du Colombier extern u64int be64get(uchar *t, uchar **r); 353b928b27aSDavid du Colombier extern uchar* be16put(uchar *t, u16int r); 354b928b27aSDavid du Colombier extern uchar* be24put(uchar *t, u32int r); 355b928b27aSDavid du Colombier extern uchar* be32put(uchar *t, u32int r); 356b928b27aSDavid du Colombier extern uchar* be64put(uchar *t, u64int r); 357b928b27aSDavid du Colombier 358b928b27aSDavid du Colombier /* 3593e12c5d1SDavid du Colombier * one-of-a-kind 3603e12c5d1SDavid du Colombier */ 361219b2ee8SDavid du Colombier enum 362219b2ee8SDavid du Colombier { 363219b2ee8SDavid du Colombier PNPROC = 1, 364219b2ee8SDavid du Colombier PNGROUP = 2, 365219b2ee8SDavid du Colombier }; 3663e12c5d1SDavid du Colombier 3677dd7cddfSDavid du Colombier extern void _assert(char*); 3683e12c5d1SDavid du Colombier extern int abs(int); 3693e12c5d1SDavid du Colombier extern int atexit(void(*)(void)); 3703e12c5d1SDavid du Colombier extern void atexitdont(void(*)(void)); 3713e12c5d1SDavid du Colombier extern int atnotify(int(*)(void*, char*), int); 3723e12c5d1SDavid du Colombier extern double atof(char*); 3733e12c5d1SDavid du Colombier extern int atoi(char*); 3743e12c5d1SDavid du Colombier extern long atol(char*); 3757dd7cddfSDavid du Colombier extern vlong atoll(char*); 3763e12c5d1SDavid du Colombier extern double charstod(int(*)(void*), void*); 3777dd7cddfSDavid du Colombier extern char* cleanname(char*); 3783e12c5d1SDavid du Colombier extern int decrypt(void*, void*, int); 3793e12c5d1SDavid du Colombier extern int encrypt(void*, void*, int); 3809a747e4fSDavid du Colombier extern int dec64(uchar*, int, char*, int); 3819a747e4fSDavid du Colombier extern int enc64(char*, int, uchar*, int); 3829a747e4fSDavid du Colombier extern int dec32(uchar*, int, char*, int); 3839a747e4fSDavid du Colombier extern int enc32(char*, int, uchar*, int); 3849a747e4fSDavid du Colombier extern int dec16(uchar*, int, char*, int); 3859a747e4fSDavid du Colombier extern int enc16(char*, int, uchar*, int); 3869a747e4fSDavid du Colombier extern int encodefmt(Fmt*); 3873e12c5d1SDavid du Colombier extern void exits(char*); 3883e12c5d1SDavid du Colombier extern double frexp(double, int*); 38974f16c81SDavid du Colombier extern uintptr getcallerpc(void*); 3903e12c5d1SDavid du Colombier extern char* getenv(char*); 3917dd7cddfSDavid du Colombier extern int getfields(char*, char**, int, int, char*); 3929a747e4fSDavid du Colombier extern int gettokens(char *, char **, int, char *); 3933e12c5d1SDavid du Colombier extern char* getuser(void); 3943e12c5d1SDavid du Colombier extern char* getwd(char*, int); 3959a747e4fSDavid du Colombier extern int iounit(int); 3963e12c5d1SDavid du Colombier extern long labs(long); 3973e12c5d1SDavid du Colombier extern double ldexp(double, int); 3983e12c5d1SDavid du Colombier extern void longjmp(jmp_buf, int); 3993e12c5d1SDavid du Colombier extern char* mktemp(char*); 4003e12c5d1SDavid du Colombier extern double modf(double, double*); 4013e12c5d1SDavid du Colombier extern int netcrypt(void*, void*); 4023e12c5d1SDavid du Colombier extern void notejmp(void*, jmp_buf, int); 4033e12c5d1SDavid du Colombier extern void perror(char*); 404219b2ee8SDavid du Colombier extern int postnote(int, int, char *); 4053e12c5d1SDavid du Colombier extern double pow10(int); 406*c3b00231SDavid du Colombier extern void procsetname(char*, ...); 4073e12c5d1SDavid du Colombier extern int putenv(char*, char*); 4083e12c5d1SDavid du Colombier extern void qsort(void*, long, long, int (*)(void*, void*)); 4093e12c5d1SDavid du Colombier extern int setjmp(jmp_buf); 4103e12c5d1SDavid du Colombier extern double strtod(char*, char**); 4113e12c5d1SDavid du Colombier extern long strtol(char*, char**, int); 4123e12c5d1SDavid du Colombier extern ulong strtoul(char*, char**, int); 4137dd7cddfSDavid du Colombier extern vlong strtoll(char*, char**, int); 4147dd7cddfSDavid du Colombier extern uvlong strtoull(char*, char**, int); 4157dd7cddfSDavid du Colombier extern void sysfatal(char*, ...); 4167dd7cddfSDavid du Colombier #pragma varargck argpos sysfatal 1 4173e12c5d1SDavid du Colombier extern void syslog(int, char*, char*, ...); 4187dd7cddfSDavid du Colombier #pragma varargck argpos syslog 3 4193e12c5d1SDavid du Colombier extern long time(long*); 4203e12c5d1SDavid du Colombier extern int tolower(int); 4213e12c5d1SDavid du Colombier extern int toupper(int); 4223e12c5d1SDavid du Colombier 4237dd7cddfSDavid du Colombier /* 424e288d156SDavid du Colombier * profiling 425e288d156SDavid du Colombier */ 426e288d156SDavid du Colombier enum { 427e288d156SDavid du Colombier Profoff, /* No profiling */ 428e288d156SDavid du Colombier Profuser, /* Measure user time only (default) */ 429e288d156SDavid du Colombier Profkernel, /* Measure user + kernel time */ 430e288d156SDavid du Colombier Proftime, /* Measure total time */ 431e288d156SDavid du Colombier Profsample, /* Use clock interrupt to sample (default when there is no cycle counter) */ 432e288d156SDavid du Colombier }; /* what */ 433e288d156SDavid du Colombier extern void prof(void (*fn)(void*), void *arg, int entries, int what); 434e288d156SDavid du Colombier 435e288d156SDavid du Colombier /* 43651f48f69SDavid du Colombier * atomic 43751f48f69SDavid du Colombier */ 43851f48f69SDavid du Colombier long ainc(long*); 43951f48f69SDavid du Colombier long adec(long*); 44051f48f69SDavid du Colombier int cas32(u32int*, u32int, u32int); 44151f48f69SDavid du Colombier int casp(void**, void*, void*); 44251f48f69SDavid du Colombier int casl(ulong*, ulong, ulong); 44351f48f69SDavid du Colombier 44451f48f69SDavid du Colombier /* 4457dd7cddfSDavid du Colombier * synchronization 4467dd7cddfSDavid du Colombier */ 4477dd7cddfSDavid du Colombier typedef 4487dd7cddfSDavid du Colombier struct Lock { 44951f48f69SDavid du Colombier long key; 45051f48f69SDavid du Colombier long sem; 4517dd7cddfSDavid du Colombier } Lock; 4527dd7cddfSDavid du Colombier 4537dd7cddfSDavid du Colombier extern int _tas(int*); 4547dd7cddfSDavid du Colombier 4557dd7cddfSDavid du Colombier extern void lock(Lock*); 4567dd7cddfSDavid du Colombier extern void unlock(Lock*); 4577dd7cddfSDavid du Colombier extern int canlock(Lock*); 4587dd7cddfSDavid du Colombier 4597dd7cddfSDavid du Colombier typedef struct QLp QLp; 4607dd7cddfSDavid du Colombier struct QLp 4617dd7cddfSDavid du Colombier { 4627dd7cddfSDavid du Colombier int inuse; 4637dd7cddfSDavid du Colombier QLp *next; 4647dd7cddfSDavid du Colombier char state; 4657dd7cddfSDavid du Colombier }; 4667dd7cddfSDavid du Colombier 4677dd7cddfSDavid du Colombier typedef 4687dd7cddfSDavid du Colombier struct QLock 4697dd7cddfSDavid du Colombier { 4707dd7cddfSDavid du Colombier Lock lock; 4717dd7cddfSDavid du Colombier int locked; 4727dd7cddfSDavid du Colombier QLp *head; 4737dd7cddfSDavid du Colombier QLp *tail; 4747dd7cddfSDavid du Colombier } QLock; 4757dd7cddfSDavid du Colombier 4767dd7cddfSDavid du Colombier extern void qlock(QLock*); 4777dd7cddfSDavid du Colombier extern void qunlock(QLock*); 4787dd7cddfSDavid du Colombier extern int canqlock(QLock*); 47974f16c81SDavid du Colombier extern void _qlockinit(void* (*)(void*, void*)); /* called only by the thread library */ 4807dd7cddfSDavid du Colombier 4817dd7cddfSDavid du Colombier typedef 4827dd7cddfSDavid du Colombier struct RWLock 4837dd7cddfSDavid du Colombier { 4847dd7cddfSDavid du Colombier Lock lock; 4857dd7cddfSDavid du Colombier int readers; /* number of readers */ 4867dd7cddfSDavid du Colombier int writer; /* number of writers */ 4877dd7cddfSDavid du Colombier QLp *head; /* list of waiting processes */ 4887dd7cddfSDavid du Colombier QLp *tail; 4897dd7cddfSDavid du Colombier } RWLock; 4907dd7cddfSDavid du Colombier 4917dd7cddfSDavid du Colombier extern void rlock(RWLock*); 4927dd7cddfSDavid du Colombier extern void runlock(RWLock*); 4935d459b5aSDavid du Colombier extern int canrlock(RWLock*); 4947dd7cddfSDavid du Colombier extern void wlock(RWLock*); 4957dd7cddfSDavid du Colombier extern void wunlock(RWLock*); 4965d459b5aSDavid du Colombier extern int canwlock(RWLock*); 4973e12c5d1SDavid du Colombier 498679c15e8SDavid du Colombier typedef 499679c15e8SDavid du Colombier struct Rendez 500679c15e8SDavid du Colombier { 501679c15e8SDavid du Colombier QLock *l; 502679c15e8SDavid du Colombier QLp *head; 503679c15e8SDavid du Colombier QLp *tail; 504679c15e8SDavid du Colombier } Rendez; 505679c15e8SDavid du Colombier 506679c15e8SDavid du Colombier extern void rsleep(Rendez*); /* unlocks r->l, sleeps, locks r->l again */ 507679c15e8SDavid du Colombier extern int rwakeup(Rendez*); 508679c15e8SDavid du Colombier extern int rwakeupall(Rendez*); 50980ee5cbfSDavid du Colombier extern void** privalloc(void); 51080ee5cbfSDavid du Colombier extern void privfree(void**); 51180ee5cbfSDavid du Colombier 5123e12c5d1SDavid du Colombier /* 5139a747e4fSDavid du Colombier * network dialing 5143e12c5d1SDavid du Colombier */ 5153e12c5d1SDavid du Colombier #define NETPATHLEN 40 5163e12c5d1SDavid du Colombier extern int accept(int, char*); 5173e12c5d1SDavid du Colombier extern int announce(char*, char*); 5183e12c5d1SDavid du Colombier extern int dial(char*, char*, char*, int*); 5197dd7cddfSDavid du Colombier extern void setnetmtpt(char*, int, char*); 5203e12c5d1SDavid du Colombier extern int hangup(int); 5213e12c5d1SDavid du Colombier extern int listen(char*, char*); 5223e12c5d1SDavid du Colombier extern char* netmkaddr(char*, char*, char*); 5233e12c5d1SDavid du Colombier extern int reject(int, char*, char*); 5249a747e4fSDavid du Colombier 5259a747e4fSDavid du Colombier /* 5269a747e4fSDavid du Colombier * encryption 5279a747e4fSDavid du Colombier */ 5287dd7cddfSDavid du Colombier extern int pushssl(int, char*, char*, char*, int*); 5299a747e4fSDavid du Colombier extern int pushtls(int, char*, char*, int, char*, char*); 5309a747e4fSDavid du Colombier 5319a747e4fSDavid du Colombier /* 5329a747e4fSDavid du Colombier * network services 5339a747e4fSDavid du Colombier */ 5349a747e4fSDavid du Colombier typedef struct NetConnInfo NetConnInfo; 5359a747e4fSDavid du Colombier struct NetConnInfo 5369a747e4fSDavid du Colombier { 5379a747e4fSDavid du Colombier char *dir; /* connection directory */ 5389a747e4fSDavid du Colombier char *root; /* network root */ 5399a747e4fSDavid du Colombier char *spec; /* binding spec */ 5409a747e4fSDavid du Colombier char *lsys; /* local system */ 5419a747e4fSDavid du Colombier char *lserv; /* local service */ 5429a747e4fSDavid du Colombier char *rsys; /* remote system */ 5439a747e4fSDavid du Colombier char *rserv; /* remote service */ 54413c0d2ddSDavid du Colombier char *laddr; /* local address */ 54513c0d2ddSDavid du Colombier char *raddr; /* remote address */ 5469a747e4fSDavid du Colombier }; 5479a747e4fSDavid du Colombier extern NetConnInfo* getnetconninfo(char*, int); 5489a747e4fSDavid du Colombier extern void freenetconninfo(NetConnInfo*); 5493e12c5d1SDavid du Colombier 5503e12c5d1SDavid du Colombier /* 5513e12c5d1SDavid du Colombier * system calls 5523e12c5d1SDavid du Colombier * 5533e12c5d1SDavid du Colombier */ 5549a747e4fSDavid du Colombier #define STATMAX 65535U /* max length of machine-independent stat structure */ 5559a747e4fSDavid du Colombier #define DIRMAX (sizeof(Dir)+STATMAX) /* max length of Dir structure */ 5569a747e4fSDavid du Colombier #define ERRMAX 128 /* max length of error string */ 5573e12c5d1SDavid du Colombier 5583e12c5d1SDavid du Colombier #define MORDER 0x0003 /* mask for bits defining order of mounting */ 5593e12c5d1SDavid du Colombier #define MREPL 0x0000 /* mount replaces object */ 5603e12c5d1SDavid du Colombier #define MBEFORE 0x0001 /* mount goes before others in union directory */ 5613e12c5d1SDavid du Colombier #define MAFTER 0x0002 /* mount goes after others in union directory */ 5623e12c5d1SDavid du Colombier #define MCREATE 0x0004 /* permit creation in mounted directory */ 5637dd7cddfSDavid du Colombier #define MCACHE 0x0010 /* cache some data */ 5649a747e4fSDavid du Colombier #define MMASK 0x0017 /* all bits on */ 5653e12c5d1SDavid du Colombier 5663e12c5d1SDavid du Colombier #define OREAD 0 /* open for read */ 5673e12c5d1SDavid du Colombier #define OWRITE 1 /* write */ 5683e12c5d1SDavid du Colombier #define ORDWR 2 /* read and write */ 5693e12c5d1SDavid du Colombier #define OEXEC 3 /* execute, == read but check execute permission */ 5703e12c5d1SDavid du Colombier #define OTRUNC 16 /* or'ed in (except for exec), truncate file first */ 5713e12c5d1SDavid du Colombier #define OCEXEC 32 /* or'ed in, close on exec */ 5723e12c5d1SDavid du Colombier #define ORCLOSE 64 /* or'ed in, remove on close */ 5739a747e4fSDavid du Colombier #define OEXCL 0x1000 /* or'ed in, exclusive use (create only) */ 57451f48f69SDavid du Colombier // #define OBEHIND 0x2000 /* use write behind for writes [for 9n] */ 5757dd7cddfSDavid du Colombier 5767dd7cddfSDavid du Colombier #define AEXIST 0 /* accessible: exists */ 5777dd7cddfSDavid du Colombier #define AEXEC 1 /* execute access */ 5787dd7cddfSDavid du Colombier #define AWRITE 2 /* write access */ 5797dd7cddfSDavid du Colombier #define AREAD 4 /* read access */ 5803e12c5d1SDavid du Colombier 581219b2ee8SDavid du Colombier /* Segattch */ 582219b2ee8SDavid du Colombier #define SG_RONLY 0040 /* read only */ 583219b2ee8SDavid du Colombier #define SG_CEXEC 0100 /* detach on exec */ 584219b2ee8SDavid du Colombier 5853e12c5d1SDavid du Colombier #define NCONT 0 /* continue after note */ 5863e12c5d1SDavid du Colombier #define NDFLT 1 /* terminate after note */ 587219b2ee8SDavid du Colombier #define NSAVE 2 /* clear note but hold state */ 588219b2ee8SDavid du Colombier #define NRSTR 3 /* restore saved state */ 5893e12c5d1SDavid du Colombier 5909a747e4fSDavid du Colombier /* bits in Qid.type */ 5919a747e4fSDavid du Colombier #define QTDIR 0x80 /* type bit for directories */ 5929a747e4fSDavid du Colombier #define QTAPPEND 0x40 /* type bit for append only files */ 5939a747e4fSDavid du Colombier #define QTEXCL 0x20 /* type bit for exclusive use files */ 5949a747e4fSDavid du Colombier #define QTMOUNT 0x10 /* type bit for mounted channel */ 5959a747e4fSDavid du Colombier #define QTAUTH 0x08 /* type bit for authentication file */ 596e44fe4caSDavid du Colombier #define QTTMP 0x04 /* type bit for not-backed-up file */ 5979a747e4fSDavid du Colombier #define QTFILE 0x00 /* plain file */ 5989a747e4fSDavid du Colombier 5999a747e4fSDavid du Colombier /* bits in Dir.mode */ 6009a747e4fSDavid du Colombier #define DMDIR 0x80000000 /* mode bit for directories */ 6019a747e4fSDavid du Colombier #define DMAPPEND 0x40000000 /* mode bit for append only files */ 6029a747e4fSDavid du Colombier #define DMEXCL 0x20000000 /* mode bit for exclusive use files */ 6039a747e4fSDavid du Colombier #define DMMOUNT 0x10000000 /* mode bit for mounted channel */ 6049a747e4fSDavid du Colombier #define DMAUTH 0x08000000 /* mode bit for authentication file */ 605e44fe4caSDavid du Colombier #define DMTMP 0x04000000 /* mode bit for non-backed-up files */ 6069a747e4fSDavid du Colombier #define DMREAD 0x4 /* mode bit for read permission */ 6079a747e4fSDavid du Colombier #define DMWRITE 0x2 /* mode bit for write permission */ 6089a747e4fSDavid du Colombier #define DMEXEC 0x1 /* mode bit for execute permission */ 6093e12c5d1SDavid du Colombier 6103e12c5d1SDavid du Colombier /* rfork */ 6113e12c5d1SDavid du Colombier enum 6123e12c5d1SDavid du Colombier { 6133e12c5d1SDavid du Colombier RFNAMEG = (1<<0), 6143e12c5d1SDavid du Colombier RFENVG = (1<<1), 6153e12c5d1SDavid du Colombier RFFDG = (1<<2), 6163e12c5d1SDavid du Colombier RFNOTEG = (1<<3), 6173e12c5d1SDavid du Colombier RFPROC = (1<<4), 6183e12c5d1SDavid du Colombier RFMEM = (1<<5), 6193e12c5d1SDavid du Colombier RFNOWAIT = (1<<6), 6203e12c5d1SDavid du Colombier RFCNAMEG = (1<<10), 6213e12c5d1SDavid du Colombier RFCENVG = (1<<11), 6227dd7cddfSDavid du Colombier RFCFDG = (1<<12), 6237dd7cddfSDavid du Colombier RFREND = (1<<13), 6247dd7cddfSDavid du Colombier RFNOMNT = (1<<14) 6253e12c5d1SDavid du Colombier }; 6263e12c5d1SDavid du Colombier 6273e12c5d1SDavid du Colombier typedef 6283e12c5d1SDavid du Colombier struct Qid 6293e12c5d1SDavid du Colombier { 6309a747e4fSDavid du Colombier uvlong path; 6313e12c5d1SDavid du Colombier ulong vers; 6329a747e4fSDavid du Colombier uchar type; 6333e12c5d1SDavid du Colombier } Qid; 6343e12c5d1SDavid du Colombier 6353e12c5d1SDavid du Colombier typedef 6369a747e4fSDavid du Colombier struct Dir { 6379a747e4fSDavid du Colombier /* system-modified data */ 6389a747e4fSDavid du Colombier ushort type; /* server type */ 6399a747e4fSDavid du Colombier uint dev; /* server subtype */ 6409a747e4fSDavid du Colombier /* file data */ 6419a747e4fSDavid du Colombier Qid qid; /* unique id from server */ 6429a747e4fSDavid du Colombier ulong mode; /* permissions */ 6439a747e4fSDavid du Colombier ulong atime; /* last read time */ 6449a747e4fSDavid du Colombier ulong mtime; /* last write time */ 6459a747e4fSDavid du Colombier vlong length; /* file length */ 6469a747e4fSDavid du Colombier char *name; /* last element of path */ 6479a747e4fSDavid du Colombier char *uid; /* owner name */ 6489a747e4fSDavid du Colombier char *gid; /* group name */ 6499a747e4fSDavid du Colombier char *muid; /* last modifier name */ 6503e12c5d1SDavid du Colombier } Dir; 6513e12c5d1SDavid du Colombier 6529a747e4fSDavid du Colombier /* keep /sys/src/ape/lib/ap/plan9/sys9.h in sync with this -rsc */ 6533e12c5d1SDavid du Colombier typedef 6543e12c5d1SDavid du Colombier struct Waitmsg 6553e12c5d1SDavid du Colombier { 6569a747e4fSDavid du Colombier int pid; /* of loved one */ 6579a747e4fSDavid du Colombier ulong time[3]; /* of loved one & descendants */ 6589a747e4fSDavid du Colombier char *msg; 6593e12c5d1SDavid du Colombier } Waitmsg; 6603e12c5d1SDavid du Colombier 6619a747e4fSDavid du Colombier typedef 6629a747e4fSDavid du Colombier struct IOchunk 6639a747e4fSDavid du Colombier { 6649a747e4fSDavid du Colombier void *addr; 6659a747e4fSDavid du Colombier ulong len; 6669a747e4fSDavid du Colombier } IOchunk; 6679a747e4fSDavid du Colombier 6683e12c5d1SDavid du Colombier extern void _exits(char*); 6693e12c5d1SDavid du Colombier 6703e12c5d1SDavid du Colombier extern void abort(void); 6713e12c5d1SDavid du Colombier extern int access(char*, int); 6723e12c5d1SDavid du Colombier extern long alarm(ulong); 6739a747e4fSDavid du Colombier extern int await(char*, int); 6743e12c5d1SDavid du Colombier extern int bind(char*, char*, int); 6753e12c5d1SDavid du Colombier extern int brk(void*); 6763e12c5d1SDavid du Colombier extern int chdir(char*); 6773e12c5d1SDavid du Colombier extern int close(int); 6783e12c5d1SDavid du Colombier extern int create(char*, int, ulong); 6793e12c5d1SDavid du Colombier extern int dup(int, int); 6809a747e4fSDavid du Colombier extern int errstr(char*, uint); 6813e12c5d1SDavid du Colombier extern int exec(char*, char*[]); 6823e12c5d1SDavid du Colombier extern int execl(char*, ...); 6833e12c5d1SDavid du Colombier extern int fork(void); 6843e12c5d1SDavid du Colombier extern int rfork(int); 685219b2ee8SDavid du Colombier extern int fauth(int, char*); 6869a747e4fSDavid du Colombier extern int fstat(int, uchar*, int); 6879a747e4fSDavid du Colombier extern int fwstat(int, uchar*, int); 6889a747e4fSDavid du Colombier extern int fversion(int, int, char*, int); 6899a747e4fSDavid du Colombier extern int mount(int, int, char*, int, char*); 6903e12c5d1SDavid du Colombier extern int unmount(char*, char*); 6913e12c5d1SDavid du Colombier extern int noted(int); 6923e12c5d1SDavid du Colombier extern int notify(void(*)(void*, char*)); 6933e12c5d1SDavid du Colombier extern int open(char*, int); 6947dd7cddfSDavid du Colombier extern int fd2path(int, char*, int); 69551f48f69SDavid du Colombier // extern int fdflush(int); 6963e12c5d1SDavid du Colombier extern int pipe(int*); 69780ee5cbfSDavid du Colombier extern long pread(int, void*, long, vlong); 6989a747e4fSDavid du Colombier extern long preadv(int, IOchunk*, int, vlong); 69980ee5cbfSDavid du Colombier extern long pwrite(int, void*, long, vlong); 7009a747e4fSDavid du Colombier extern long pwritev(int, IOchunk*, int, vlong); 7013e12c5d1SDavid du Colombier extern long read(int, void*, long); 702219b2ee8SDavid du Colombier extern long readn(int, void*, long); 7039a747e4fSDavid du Colombier extern long readv(int, IOchunk*, int); 7043e12c5d1SDavid du Colombier extern int remove(char*); 7053e12c5d1SDavid du Colombier extern void* sbrk(ulong); 7067dd7cddfSDavid du Colombier extern long oseek(int, long, int); 7077dd7cddfSDavid du Colombier extern vlong seek(int, vlong, int); 70874f16c81SDavid du Colombier extern void* segattach(int, char*, void*, ulong); 70974f16c81SDavid du Colombier extern void* segbrk(void*, void*); 7103e12c5d1SDavid du Colombier extern int segdetach(void*); 7113e12c5d1SDavid du Colombier extern int segflush(void*, ulong); 7123e12c5d1SDavid du Colombier extern int segfree(void*, ulong); 7133c2ddefeSDavid du Colombier extern int semacquire(long*, int); 7143c2ddefeSDavid du Colombier extern long semrelease(long*, long); 7153e12c5d1SDavid du Colombier extern int sleep(long); 7169a747e4fSDavid du Colombier extern int stat(char*, uchar*, int); 71709525e75SDavid du Colombier extern int tsemacquire(long*, ulong); 7189a747e4fSDavid du Colombier extern Waitmsg* wait(void); 7199a747e4fSDavid du Colombier extern int waitpid(void); 7203e12c5d1SDavid du Colombier extern long write(int, void*, long); 7219a747e4fSDavid du Colombier extern long writev(int, IOchunk*, int); 7229a747e4fSDavid du Colombier extern int wstat(char*, uchar*, int); 72374f16c81SDavid du Colombier extern void* rendezvous(void*, void*); 7243e12c5d1SDavid du Colombier 7259a747e4fSDavid du Colombier extern Dir* dirstat(char*); 7269a747e4fSDavid du Colombier extern Dir* dirfstat(int); 7273e12c5d1SDavid du Colombier extern int dirwstat(char*, Dir*); 7283e12c5d1SDavid du Colombier extern int dirfwstat(int, Dir*); 7299a747e4fSDavid du Colombier extern long dirread(int, Dir**); 7309a747e4fSDavid du Colombier extern void nulldir(Dir*); 7319a747e4fSDavid du Colombier extern long dirreadall(int, Dir**); 7323e12c5d1SDavid du Colombier extern int getpid(void); 7333e12c5d1SDavid du Colombier extern int getppid(void); 7349a747e4fSDavid du Colombier extern void rerrstr(char*, uint); 7357dd7cddfSDavid du Colombier extern char* sysname(void); 736219b2ee8SDavid du Colombier extern void werrstr(char*, ...); 7377dd7cddfSDavid du Colombier #pragma varargck argpos werrstr 1 7383e12c5d1SDavid du Colombier 7393e12c5d1SDavid du Colombier extern char *argv0; 7407dd7cddfSDavid du Colombier #define ARGBEGIN for((argv0||(argv0=*argv)),argv++,argc--;\ 7413e12c5d1SDavid du Colombier argv[0] && argv[0][0]=='-' && argv[0][1];\ 7423e12c5d1SDavid du Colombier argc--, argv++) {\ 7433e12c5d1SDavid du Colombier char *_args, *_argt;\ 7443e12c5d1SDavid du Colombier Rune _argc;\ 7453e12c5d1SDavid du Colombier _args = &argv[0][1];\ 7463e12c5d1SDavid du Colombier if(_args[0]=='-' && _args[1]==0){\ 7473e12c5d1SDavid du Colombier argc--; argv++; break;\ 7483e12c5d1SDavid du Colombier }\ 7493e12c5d1SDavid du Colombier _argc = 0;\ 7503e12c5d1SDavid du Colombier while(*_args && (_args += chartorune(&_argc, _args)))\ 7513e12c5d1SDavid du Colombier switch(_argc) 7523e12c5d1SDavid du Colombier #define ARGEND SET(_argt);USED(_argt,_argc,_args);}USED(argv, argc); 7533e12c5d1SDavid du Colombier #define ARGF() (_argt=_args, _args="",\ 7543e12c5d1SDavid du Colombier (*_argt? _argt: argv[1]? (argc--, *++argv): 0)) 75559cc4ca5SDavid du Colombier #define EARGF(x) (_argt=_args, _args="",\ 75659cc4ca5SDavid du Colombier (*_argt? _argt: argv[1]? (argc--, *++argv): ((x), abort(), (char*)0))) 75759cc4ca5SDavid du Colombier 7583e12c5d1SDavid du Colombier #define ARGC() _argc 7597dd7cddfSDavid du Colombier 7607dd7cddfSDavid du Colombier /* this is used by sbrk and brk, it's a really bad idea to redefine it */ 7617dd7cddfSDavid du Colombier extern char end[]; 762