| // This file originated as Plan 9's /sys/include/libc.h. |
| // The plan9port-specific changes may be distributed |
| // using the license in ../src/lib9/LICENSE. |
| |
| /* |
| * Lib9 is miscellany from the Plan 9 C library that doesn't |
| * fit into libutf or into libfmt, but is still missing from traditional |
| * Unix C libraries. |
| */ |
| #ifndef _LIBC_H_ |
| #define _LIBC_H_ 1 |
| #if defined(__cplusplus) |
| extern "C" { |
| #endif |
| |
| #include <utf.h> |
| #include <fmt.h> |
| |
| /* |
| * Begin usual libc.h |
| */ |
| |
| #ifndef nil |
| #define nil ((void*)0) |
| #endif |
| #define nelem(x) (sizeof(x)/sizeof((x)[0])) |
| |
| #ifndef offsetof |
| #define offsetof(s, m) (ulong)(&(((s*)0)->m)) |
| #endif |
| |
| /* |
| * mem routines (provided by system <string.h>) |
| * |
| extern void* memccpy(void*, void*, int, ulong); |
| extern void* memset(void*, int, ulong); |
| extern int memcmp(void*, void*, ulong); |
| extern void* memcpy(void*, void*, ulong); |
| extern void* memmove(void*, void*, ulong); |
| extern void* memchr(void*, int, ulong); |
| */ |
| |
| /* |
| * string routines (provided by system <string.h>) |
| * |
| extern char* strcat(char*, char*); |
| extern char* strchr(char*, int); |
| extern int strcmp(char*, char*); |
| extern char* strcpy(char*, char*); |
| */ |
| extern char* strecpy(char*, char*, char*); |
| extern char* p9strdup(char*); |
| /* |
| extern char* strncat(char*, char*, long); |
| extern char* strncpy(char*, char*, long); |
| extern int strncmp(char*, char*, long); |
| extern char* strpbrk(char*, char*); |
| extern char* strrchr(char*, int); |
| extern char* strtok(char*, char*); |
| extern long strlen(char*); |
| extern long strspn(char*, char*); |
| extern long strcspn(char*, char*); |
| extern char* strstr(char*, char*); |
| */ |
| extern int cistrncmp(char*, char*, int); |
| extern int cistrcmp(char*, char*); |
| extern char* cistrstr(char*, char*); |
| extern int tokenize(char*, char**, int); |
| |
| /* |
| enum |
| { |
| UTFmax = 4, |
| Runesync = 0x80, |
| Runeself = 0x80, |
| Runeerror = 0xFFFD, |
| Runemax = 0x10FFFF, |
| }; |
| */ |
| |
| /* |
| * rune routines (provided by <utf.h> |
| * |
| extern int runetochar(char*, Rune*); |
| extern int chartorune(Rune*, char*); |
| extern int runelen(long); |
| extern int runenlen(Rune*, int); |
| extern int fullrune(char*, int); |
| extern int utflen(char*); |
| extern int utfnlen(char*, long); |
| extern char* utfrune(char*, long); |
| extern char* utfrrune(char*, long); |
| extern char* utfutf(char*, char*); |
| extern char* utfecpy(char*, char*, char*); |
| |
| extern Rune* runestrcat(Rune*, Rune*); |
| extern Rune* runestrchr(Rune*, Rune); |
| extern int runestrcmp(Rune*, Rune*); |
| extern Rune* runestrcpy(Rune*, Rune*); |
| extern Rune* runestrncpy(Rune*, Rune*, long); |
| extern Rune* runestrecpy(Rune*, Rune*, Rune*); |
| extern Rune* runestrdup(Rune*); |
| extern Rune* runestrncat(Rune*, Rune*, long); |
| extern int runestrncmp(Rune*, Rune*, long); |
| extern Rune* runestrrchr(Rune*, Rune); |
| extern long runestrlen(Rune*); |
| extern Rune* runestrstr(Rune*, Rune*); |
| |
| extern Rune tolowerrune(Rune); |
| extern Rune totitlerune(Rune); |
| extern Rune toupperrune(Rune); |
| extern int isalpharune(Rune); |
| extern int islowerrune(Rune); |
| extern int isspacerune(Rune); |
| extern int istitlerune(Rune); |
| extern int isupperrune(Rune); |
| */ |
| |
| /* |
| * malloc (provied by system <stdlib.h>) |
| * |
| extern void* malloc(ulong); |
| */ |
| extern void* p9malloc(ulong); |
| extern void* mallocz(ulong, int); |
| extern void p9free(void*); |
| extern void* p9calloc(ulong, ulong); |
| extern void* p9realloc(void*, ulong); |
| extern void setmalloctag(void*, ulong); |
| extern void setrealloctag(void*, ulong); |
| extern ulong getmalloctag(void*); |
| extern ulong getrealloctag(void*); |
| /* |
| extern void* malloctopoolblock(void*); |
| */ |
| #ifndef NOPLAN9DEFINES |
| #define malloc p9malloc |
| #define realloc p9realloc |
| #define calloc p9calloc |
| #define free p9free |
| #undef strdup |
| #define strdup p9strdup |
| #endif |
| |
| /* |
| * print routines (provided by <fmt.h>) |
| * |
| typedef struct Fmt Fmt; |
| struct Fmt{ |
| uchar runes; |
| void *start; |
| void *to; |
| void *stop; |
| int (*flush)(Fmt *); |
| void *farg; |
| int nfmt; |
| va_list args; |
| int r; |
| int width; |
| int prec; |
| ulong flags; |
| }; |
| |
| enum{ |
| FmtWidth = 1, |
| FmtLeft = FmtWidth << 1, |
| FmtPrec = FmtLeft << 1, |
| FmtSharp = FmtPrec << 1, |
| FmtSpace = FmtSharp << 1, |
| FmtSign = FmtSpace << 1, |
| FmtZero = FmtSign << 1, |
| FmtUnsigned = FmtZero << 1, |
| FmtShort = FmtUnsigned << 1, |
| FmtLong = FmtShort << 1, |
| FmtVLong = FmtLong << 1, |
| FmtComma = FmtVLong << 1, |
| FmtByte = FmtComma << 1, |
| |
| FmtFlag = FmtByte << 1 |
| }; |
| |
| extern int print(char*, ...); |
| extern char* seprint(char*, char*, char*, ...); |
| extern char* vseprint(char*, char*, char*, va_list); |
| extern int snprint(char*, int, char*, ...); |
| extern int vsnprint(char*, int, char*, va_list); |
| extern char* smprint(char*, ...); |
| extern char* vsmprint(char*, va_list); |
| extern int sprint(char*, char*, ...); |
| extern int fprint(int, char*, ...); |
| extern int vfprint(int, char*, va_list); |
| |
| extern int runesprint(Rune*, char*, ...); |
| extern int runesnprint(Rune*, int, char*, ...); |
| extern int runevsnprint(Rune*, int, char*, va_list); |
| extern Rune* runeseprint(Rune*, Rune*, char*, ...); |
| extern Rune* runevseprint(Rune*, Rune*, char*, va_list); |
| extern Rune* runesmprint(char*, ...); |
| extern Rune* runevsmprint(char*, va_list); |
| |
| extern int fmtfdinit(Fmt*, int, char*, int); |
| extern int fmtfdflush(Fmt*); |
| extern int fmtstrinit(Fmt*); |
| extern char* fmtstrflush(Fmt*); |
| extern int runefmtstrinit(Fmt*); |
| extern Rune* runefmtstrflush(Fmt*); |
| |
| extern int fmtinstall(int, int (*)(Fmt*)); |
| extern int dofmt(Fmt*, char*); |
| extern int dorfmt(Fmt*, Rune*); |
| extern int fmtprint(Fmt*, char*, ...); |
| extern int fmtvprint(Fmt*, char*, va_list); |
| extern int fmtrune(Fmt*, int); |
| extern int fmtstrcpy(Fmt*, char*); |
| extern int fmtrunestrcpy(Fmt*, Rune*); |
| */ |
| |
| /* |
| * error string for %r |
| * supplied on per os basis, not part of fmt library |
| * |
| * (provided by lib9, but declared in fmt.h) |
| * |
| extern int errfmt(Fmt *f); |
| */ |
| |
| /* |
| * quoted strings |
| */ |
| extern char *unquotestrdup(char*); |
| extern Rune *unquoterunestrdup(Rune*); |
| extern char *quotestrdup(char*); |
| extern Rune *quoterunestrdup(Rune*); |
| /* |
| * in fmt.h |
| * |
| extern void quotefmtinstall(void); |
| extern int quotestrfmt(Fmt*); |
| extern int quoterunestrfmt(Fmt*); |
| */ |
| #ifndef NOPLAN9DEFINES |
| #define doquote fmtdoquote |
| #endif |
| extern int needsrcquote(int); |
| |
| /* |
| * random number |
| */ |
| extern void p9srand(long); |
| extern int p9rand(void); |
| |
| extern int p9nrand(int); |
| extern long p9lrand(void); |
| extern long p9lnrand(long); |
| extern double p9frand(void); |
| extern ulong truerand(void); /* uses /dev/random */ |
| extern ulong ntruerand(ulong); /* uses /dev/random */ |
| |
| #ifndef NOPLAN9DEFINES |
| #define srand p9srand |
| #define rand p9rand |
| #define nrand p9nrand |
| #define lrand p9lrand |
| #define lnrand p9lnrand |
| #define frand p9frand |
| #endif |
| |
| /* |
| * math |
| */ |
| extern ulong getfcr(void); |
| extern void setfsr(ulong); |
| extern ulong getfsr(void); |
| extern void setfcr(ulong); |
| extern double NaN(void); |
| extern double Inf(int); |
| extern int isNaN(double); |
| extern int isInf(double, int); |
| extern ulong umuldiv(ulong, ulong, ulong); |
| extern long muldiv(long, long, long); |
| |
| /* |
| * provided by math.h |
| * |
| extern double pow(double, double); |
| extern double atan2(double, double); |
| extern double fabs(double); |
| extern double atan(double); |
| extern double log(double); |
| extern double log10(double); |
| extern double exp(double); |
| extern double floor(double); |
| extern double ceil(double); |
| extern double hypot(double, double); |
| extern double sin(double); |
| extern double cos(double); |
| extern double tan(double); |
| extern double asin(double); |
| extern double acos(double); |
| extern double sinh(double); |
| extern double cosh(double); |
| extern double tanh(double); |
| extern double sqrt(double); |
| extern double fmod(double, double); |
| #define HUGE 3.4028234e38 |
| #define PIO2 1.570796326794896619231e0 |
| #define PI (PIO2+PIO2) |
| */ |
| #define PI M_PI |
| #define PIO2 M_PI_2 |
| |
| /* |
| * Time-of-day |
| */ |
| |
| typedef |
| struct Tm |
| { |
| int sec; |
| int min; |
| int hour; |
| int mday; |
| int mon; |
| int year; |
| int wday; |
| int yday; |
| char zone[4]; |
| int tzoff; |
| } Tm; |
| |
| extern Tm* p9gmtime(long); |
| extern Tm* p9localtime(long); |
| extern char* p9asctime(Tm*); |
| extern char* p9ctime(long); |
| extern double p9cputime(void); |
| extern long p9times(long*); |
| extern long p9tm2sec(Tm*); |
| extern vlong p9nsec(void); |
| |
| #ifndef NOPLAN9DEFINES |
| #define gmtime p9gmtime |
| #define localtime p9localtime |
| #define asctime p9asctime |
| #define ctime p9ctime |
| #define cputime p9cputime |
| #define times p9times |
| #define tm2sec p9tm2sec |
| #define nsec p9nsec |
| #endif |
| |
| /* |
| * one-of-a-kind |
| */ |
| enum |
| { |
| PNPROC = 1, |
| PNGROUP = 2 |
| }; |
| |
| /* extern int abs(int); <stdlib.h> */ |
| extern int p9atexit(void(*)(void)); |
| extern void p9atexitdont(void(*)(void)); |
| extern int atnotify(int(*)(void*, char*), int); |
| /* |
| * <stdlib.h> |
| extern double atof(char*); <stdlib.h> |
| */ |
| extern int p9atoi(char*); |
| extern long p9atol(char*); |
| extern vlong p9atoll(char*); |
| extern double fmtcharstod(int(*)(void*), void*); |
| extern char* cleanname(char*); |
| extern int p9decrypt(void*, void*, int); |
| extern int p9encrypt(void*, void*, int); |
| extern int netcrypt(void*, void*); |
| extern int dec64(uchar*, int, char*, int); |
| extern int enc64(char*, int, uchar*, int); |
| extern int dec32(uchar*, int, char*, int); |
| extern int enc32(char*, int, uchar*, int); |
| extern int dec16(uchar*, int, char*, int); |
| extern int enc16(char*, int, uchar*, int); |
| extern int encodefmt(Fmt*); |
| extern int dirmodefmt(Fmt*); |
| extern int exitcode(char*); |
| extern void exits(char*); |
| extern double frexp(double, int*); |
| extern ulong getcallerpc(void*); |
| extern char* p9getenv(char*); |
| extern int p9putenv(char*, char*); |
| extern int getfields(char*, char**, int, int, char*); |
| extern int gettokens(char *, char **, int, char *); |
| extern char* getuser(void); |
| extern char* p9getwd(char*, int); |
| extern int iounit(int); |
| /* extern long labs(long); <math.h> */ |
| /* extern double ldexp(double, int); <math.h> */ |
| extern void p9longjmp(p9jmp_buf, int); |
| extern char* mktemp(char*); |
| extern int opentemp(char*, int); |
| /* extern double modf(double, double*); <math.h> */ |
| extern void p9notejmp(void*, p9jmp_buf, int); |
| extern void perror(const char*); |
| extern int postnote(int, int, char *); |
| extern double p9pow10(int); |
| /* extern int putenv(char*, char*); <stdlib.h. */ |
| /* extern void qsort(void*, long, long, int (*)(void*, void*)); <stdlib.h> */ |
| extern char* searchpath(char*); |
| /* extern int p9setjmp(p9jmp_buf); */ |
| #define p9setjmp(b) sigsetjmp((void*)(b), 1) |
| /* |
| * <stdlib.h> |
| extern long strtol(char*, char**, int); |
| extern ulong strtoul(char*, char**, int); |
| extern vlong strtoll(char*, char**, int); |
| extern uvlong strtoull(char*, char**, int); |
| */ |
| extern void sysfatal(char*, ...); |
| extern void p9syslog(int, char*, char*, ...); |
| extern long p9time(long*); |
| /* extern int tolower(int); <ctype.h> */ |
| /* extern int toupper(int); <ctype.h> */ |
| extern void needstack(int); |
| extern char* readcons(char*, char*, int); |
| |
| extern void (*_pin)(void); |
| extern void (*_unpin)(void); |
| |
| #ifndef NOPLAN9DEFINES |
| #define atexit p9atexit |
| #define atexitdont p9atexitdont |
| #define atoi p9atoi |
| #define atol p9atol |
| #define atoll p9atoll |
| #define encrypt p9encrypt |
| #define decrypt p9decrypt |
| #define getenv p9getenv |
| #define getwd p9getwd |
| #define longjmp p9longjmp |
| #undef setjmp |
| #define setjmp p9setjmp |
| #define putenv p9putenv |
| #define notejmp p9notejmp |
| #define jmp_buf p9jmp_buf |
| #define time p9time |
| #define pow10 p9pow10 |
| #define strtod fmtstrtod |
| #define charstod fmtcharstod |
| #define syslog p9syslog |
| #endif |
| |
| /* |
| * just enough information so that libc can be |
| * properly locked without dragging in all of libthread |
| */ |
| typedef struct _Thread _Thread; |
| typedef struct _Threadlist _Threadlist; |
| struct _Threadlist |
| { |
| _Thread *head; |
| _Thread *tail; |
| }; |
| |
| extern _Thread *(*threadnow)(void); |
| |
| /* |
| * synchronization |
| */ |
| typedef struct Lock Lock; |
| struct Lock |
| { |
| #ifdef PLAN9PORT_USING_PTHREADS |
| int init; |
| pthread_mutex_t mutex; |
| #endif |
| int held; |
| }; |
| |
| extern void lock(Lock*); |
| extern void unlock(Lock*); |
| extern int canlock(Lock*); |
| extern int (*_lock)(Lock*, int, ulong); |
| extern void (*_unlock)(Lock*, ulong); |
| |
| typedef struct QLock QLock; |
| struct QLock |
| { |
| Lock l; |
| _Thread *owner; |
| _Threadlist waiting; |
| }; |
| |
| extern void qlock(QLock*); |
| extern void qunlock(QLock*); |
| extern int canqlock(QLock*); |
| extern int (*_qlock)(QLock*, int, ulong); /* do not use */ |
| extern void (*_qunlock)(QLock*, ulong); |
| |
| typedef struct Rendez Rendez; |
| struct Rendez |
| { |
| QLock *l; |
| _Threadlist waiting; |
| }; |
| |
| extern void rsleep(Rendez*); /* unlocks r->l, sleeps, locks r->l again */ |
| extern int rwakeup(Rendez*); |
| extern int rwakeupall(Rendez*); |
| extern void (*_rsleep)(Rendez*, ulong); /* do not use */ |
| extern int (*_rwakeup)(Rendez*, int, ulong); |
| |
| typedef struct RWLock RWLock; |
| struct RWLock |
| { |
| Lock l; |
| int readers; |
| _Thread *writer; |
| _Threadlist rwaiting; |
| _Threadlist wwaiting; |
| }; |
| |
| extern void rlock(RWLock*); |
| extern void runlock(RWLock*); |
| extern int canrlock(RWLock*); |
| extern void wlock(RWLock*); |
| extern void wunlock(RWLock*); |
| extern int canwlock(RWLock*); |
| extern int (*_rlock)(RWLock*, int, ulong); /* do not use */ |
| extern int (*_wlock)(RWLock*, int, ulong); |
| extern void (*_runlock)(RWLock*, ulong); |
| extern void (*_wunlock)(RWLock*, ulong); |
| |
| /* |
| * per-process private data |
| */ |
| extern void** privalloc(void); |
| extern void privfree(void**); |
| |
| /* |
| * network dialing |
| */ |
| #define NETPATHLEN 40 |
| extern int p9accept(int, char*); |
| extern int p9announce(char*, char*); |
| extern int p9dial(char*, char*, char*, int*); |
| extern int p9dialparse(char *ds, char **net, char **unixa, void *ip, int *port); |
| extern void p9setnetmtpt(char*, int, char*); |
| extern int p9listen(char*, char*); |
| extern char* p9netmkaddr(char*, char*, char*); |
| extern int p9reject(int, char*, char*); |
| |
| #ifndef NOPLAN9DEFINES |
| #define accept p9accept |
| #define announce p9announce |
| #define dial p9dial |
| #define setnetmtpt p9setnetmtpt |
| #define listen p9listen |
| #define netmkaddr p9netmkaddr |
| #define reject p9reject |
| #endif |
| |
| /* |
| * encryption |
| */ |
| extern int pushssl(int, char*, char*, char*, int*); |
| extern int pushtls(int, char*, char*, int, char*, char*); |
| |
| /* |
| * network services |
| */ |
| typedef struct NetConnInfo NetConnInfo; |
| struct NetConnInfo |
| { |
| char *dir; /* connection directory */ |
| char *root; /* network root */ |
| char *spec; /* binding spec */ |
| char *lsys; /* local system */ |
| char *lserv; /* local service */ |
| char *rsys; /* remote system */ |
| char *rserv; /* remote service */ |
| char *laddr; |
| char *raddr; |
| }; |
| extern NetConnInfo* getnetconninfo(char*, int); |
| extern void freenetconninfo(NetConnInfo*); |
| |
| /* |
| * system calls |
| * |
| */ |
| #define STATMAX 65535U /* max length of machine-independent stat structure */ |
| #define DIRMAX (sizeof(Dir)+STATMAX) /* max length of Dir structure */ |
| #define ERRMAX 128 /* max length of error string */ |
| |
| #define MORDER 0x0003 /* mask for bits defining order of mounting */ |
| #define MREPL 0x0000 /* mount replaces object */ |
| #define MBEFORE 0x0001 /* mount goes before others in union directory */ |
| #define MAFTER 0x0002 /* mount goes after others in union directory */ |
| #define MCREATE 0x0004 /* permit creation in mounted directory */ |
| #define MCACHE 0x0010 /* cache some data */ |
| #define MMASK 0x0017 /* all bits on */ |
| |
| #define OREAD 0 /* open for read */ |
| #define OWRITE 1 /* write */ |
| #define ORDWR 2 /* read and write */ |
| #define OEXEC 3 /* execute, == read but check execute permission */ |
| #define OTRUNC 16 /* or'ed in (except for exec), truncate file first */ |
| #define OCEXEC 32 /* or'ed in, close on exec */ |
| #define ORCLOSE 64 /* or'ed in, remove on close */ |
| #define ODIRECT 128 /* or'ed in, direct access */ |
| #define ONONBLOCK 256 /* or'ed in, non-blocking call */ |
| #define OEXCL 0x1000 /* or'ed in, exclusive use (create only) */ |
| #define OLOCK 0x2000 /* or'ed in, lock after opening */ |
| #define OAPPEND 0x4000 /* or'ed in, append only */ |
| |
| #define AEXIST 0 /* accessible: exists */ |
| #define AEXEC 1 /* execute access */ |
| #define AWRITE 2 /* write access */ |
| #define AREAD 4 /* read access */ |
| |
| /* Segattch */ |
| #define SG_RONLY 0040 /* read only */ |
| #define SG_CEXEC 0100 /* detach on exec */ |
| |
| #define NCONT 0 /* continue after note */ |
| #define NDFLT 1 /* terminate after note */ |
| #define NSAVE 2 /* clear note but hold state */ |
| #define NRSTR 3 /* restore saved state */ |
| |
| /* bits in Qid.type */ |
| #define QTDIR 0x80 /* type bit for directories */ |
| #define QTAPPEND 0x40 /* type bit for append only files */ |
| #define QTEXCL 0x20 /* type bit for exclusive use files */ |
| #define QTMOUNT 0x10 /* type bit for mounted channel */ |
| #define QTAUTH 0x08 /* type bit for authentication file */ |
| #define QTTMP 0x04 /* type bit for non-backed-up file */ |
| #define QTSYMLINK 0x02 /* type bit for symbolic link */ |
| #define QTFILE 0x00 /* type bits for plain file */ |
| |
| /* bits in Dir.mode */ |
| #define DMDIR 0x80000000 /* mode bit for directories */ |
| #define DMAPPEND 0x40000000 /* mode bit for append only files */ |
| #define DMEXCL 0x20000000 /* mode bit for exclusive use files */ |
| #define DMMOUNT 0x10000000 /* mode bit for mounted channel */ |
| #define DMAUTH 0x08000000 /* mode bit for authentication file */ |
| #define DMTMP 0x04000000 /* mode bit for non-backed-up file */ |
| #define DMSYMLINK 0x02000000 /* mode bit for symbolic link (Unix, 9P2000.u) */ |
| #define DMDEVICE 0x00800000 /* mode bit for device file (Unix, 9P2000.u) */ |
| #define DMNAMEDPIPE 0x00200000 /* mode bit for named pipe (Unix, 9P2000.u) */ |
| #define DMSOCKET 0x00100000 /* mode bit for socket (Unix, 9P2000.u) */ |
| #define DMSETUID 0x00080000 /* mode bit for setuid (Unix, 9P2000.u) */ |
| #define DMSETGID 0x00040000 /* mode bit for setgid (Unix, 9P2000.u) */ |
| |
| #define DMREAD 0x4 /* mode bit for read permission */ |
| #define DMWRITE 0x2 /* mode bit for write permission */ |
| #define DMEXEC 0x1 /* mode bit for execute permission */ |
| |
| #ifdef RFMEM /* FreeBSD, OpenBSD */ |
| #undef RFFDG |
| #undef RFNOTEG |
| #undef RFPROC |
| #undef RFMEM |
| #undef RFNOWAIT |
| #undef RFCFDG |
| #undef RFNAMEG |
| #undef RFENVG |
| #undef RFCENVG |
| #undef RFCFDG |
| #undef RFCNAMEG |
| #endif |
| |
| enum |
| { |
| RFNAMEG = (1<<0), |
| RFENVG = (1<<1), |
| RFFDG = (1<<2), |
| RFNOTEG = (1<<3), |
| RFPROC = (1<<4), |
| RFMEM = (1<<5), |
| RFNOWAIT = (1<<6), |
| RFCNAMEG = (1<<10), |
| RFCENVG = (1<<11), |
| RFCFDG = (1<<12) |
| /* RFREND = (1<<13), */ |
| /* RFNOMNT = (1<<14) */ |
| }; |
| |
| typedef |
| struct Qid |
| { |
| uvlong path; |
| ulong vers; |
| uchar type; |
| } Qid; |
| |
| typedef |
| struct Dir { |
| /* system-modified data */ |
| ushort type; /* server type */ |
| uint dev; /* server subtype */ |
| /* file data */ |
| Qid qid; /* unique id from server */ |
| ulong mode; /* permissions */ |
| ulong atime; /* last read time */ |
| ulong mtime; /* last write time */ |
| vlong length; /* file length */ |
| char *name; /* last element of path */ |
| char *uid; /* owner name */ |
| char *gid; /* group name */ |
| char *muid; /* last modifier name */ |
| |
| /* 9P2000.u extensions */ |
| uint uidnum; /* numeric uid */ |
| uint gidnum; /* numeric gid */ |
| uint muidnum; /* numeric muid */ |
| char *ext; /* extended info */ |
| } Dir; |
| |
| /* keep /sys/src/ape/lib/ap/plan9/sys9.h in sync with this -rsc */ |
| typedef |
| struct Waitmsg |
| { |
| int pid; /* of loved one */ |
| ulong time[3]; /* of loved one & descendants */ |
| char *msg; |
| } Waitmsg; |
| |
| typedef |
| struct IOchunk |
| { |
| void *addr; |
| ulong len; |
| } IOchunk; |
| |
| extern void _exits(char*); |
| |
| extern void abort(void); |
| /* extern int access(char*, int); */ |
| extern long p9alarm(ulong); |
| extern int await(char*, int); |
| extern int awaitfor(int, char*, int); |
| extern int awaitnohang(char*, int); |
| /* extern int bind(char*, char*, int); give up */ |
| /* extern int brk(void*); <unistd.h> */ |
| extern int p9chdir(char*); |
| extern int close(int); |
| extern int p9create(char*, int, ulong); |
| extern int p9dup(int, int); |
| extern int errstr(char*, uint); |
| extern int p9exec(char*, char*[]); |
| extern int p9execl(char*, ...); |
| /* extern int p9fork(void); */ |
| extern int p9rfork(int); |
| /* not implemented |
| extern int fauth(int, char*); |
| extern int fstat(int, uchar*, int); |
| extern int fwstat(int, uchar*, int); |
| extern int fversion(int, int, char*, int); |
| extern int mount(int, int, char*, int, char*); |
| extern int unmount(char*, char*); |
| */ |
| extern int noted(int); |
| extern int notify(void(*)(void*, char*)); |
| extern int noteenable(char*); |
| extern int notedisable(char*); |
| extern int notifyon(char*); |
| extern int notifyoff(char*); |
| extern int p9open(char*, int); |
| extern int fd2path(int, char*, int); |
| extern int p9pipe(int*); |
| /* |
| * use defs from <unistd.h> |
| extern long pread(int, void*, long, vlong); |
| extern long preadv(int, IOchunk*, int, vlong); |
| extern long pwrite(int, void*, long, vlong); |
| extern long pwritev(int, IOchunk*, int, vlong); |
| extern long read(int, void*, long); |
| */ |
| extern long readn(int, void*, long); |
| /* extern long readv(int, IOchunk*, int); <unistd.h> */ |
| extern int remove(const char*); |
| /* extern void* sbrk(ulong); <unistd.h> */ |
| /* extern long oseek(int, long, int); */ |
| extern vlong p9seek(int, vlong, int); |
| /* give up |
| extern long segattach(int, char*, void*, ulong); |
| extern int segbrk(void*, void*); |
| extern int segdetach(void*); |
| extern int segflush(void*, ulong); |
| extern int segfree(void*, ulong); |
| */ |
| extern int p9sleep(long); |
| /* extern int stat(char*, uchar*, int); give up */ |
| extern Waitmsg* p9wait(void); |
| extern Waitmsg* p9waitfor(int); |
| extern Waitmsg* waitnohang(void); |
| extern int p9waitpid(void); |
| /* <unistd.h> |
| extern long write(int, void*, long); |
| extern long writev(int, IOchunk*, int); |
| */ |
| extern long p9write(int, void*, long); |
| /* extern int wstat(char*, uchar*, int); give up */ |
| extern ulong rendezvous(ulong, ulong); |
| |
| #ifndef NOPLAN9DEFINES |
| #define alarm p9alarm |
| #define dup p9dup |
| #define exec p9exec |
| #define execl p9execl |
| #define seek p9seek |
| #define sleep p9sleep |
| #define wait p9wait |
| #define waitpid p9waitpid |
| /* #define fork p9fork */ |
| #define rfork p9rfork |
| /* #define access p9access */ |
| #define create p9create |
| #undef open |
| #define open p9open |
| #define pipe p9pipe |
| #define waitfor p9waitfor |
| #define write p9write |
| #endif |
| |
| extern Dir* dirstat(char*); |
| extern Dir* dirfstat(int); |
| extern int dirwstat(char*, Dir*); |
| extern int dirfwstat(int, Dir*); |
| extern long dirread(int, Dir**); |
| extern void nulldir(Dir*); |
| extern long dirreadall(int, Dir**); |
| /* extern int getpid(void); <unistd.h> */ |
| /* extern int getppid(void); */ |
| extern void rerrstr(char*, uint); |
| extern char* sysname(void); |
| extern void werrstr(char*, ...); |
| extern char* getns(void); |
| extern char* get9root(void); |
| extern char* unsharp(char*); |
| extern int sendfd(int, int); |
| extern int recvfd(int); |
| extern int post9pservice(int, char*, char*); |
| extern int chattyfuse; |
| |
| /* external names that we don't want to step on */ |
| #ifndef NOPLAN9DEFINES |
| #define main p9main |
| #endif |
| |
| #ifdef VARARGCK |
| #pragma varargck type "lld" vlong |
| #pragma varargck type "llx" vlong |
| #pragma varargck type "lld" uvlong |
| #pragma varargck type "llx" uvlong |
| #pragma varargck type "ld" long |
| #pragma varargck type "lx" long |
| #pragma varargck type "ld" ulong |
| #pragma varargck type "lx" ulong |
| #pragma varargck type "d" int |
| #pragma varargck type "x" int |
| #pragma varargck type "c" int |
| #pragma varargck type "C" int |
| #pragma varargck type "d" uint |
| #pragma varargck type "x" uint |
| #pragma varargck type "c" uint |
| #pragma varargck type "C" uint |
| #pragma varargck type "f" double |
| #pragma varargck type "e" double |
| #pragma varargck type "g" double |
| #pragma varargck type "lf" long double |
| #pragma varargck type "le" long double |
| #pragma varargck type "lg" long double |
| #pragma varargck type "s" char* |
| #pragma varargck type "q" char* |
| #pragma varargck type "S" Rune* |
| #pragma varargck type "Q" Rune* |
| #pragma varargck type "r" void |
| #pragma varargck type "%" void |
| #pragma varargck type "n" int* |
| #pragma varargck type "p" void* |
| #pragma varargck type "<" void* |
| #pragma varargck type "[" void* |
| #pragma varargck type "H" void* |
| #pragma varargck type "lH" void* |
| |
| #pragma varargck flag ' ' |
| #pragma varargck flag '#' |
| #pragma varargck flag '+' |
| #pragma varargck flag ',' |
| #pragma varargck flag '-' |
| #pragma varargck flag 'u' |
| |
| #pragma varargck argpos fmtprint 2 |
| #pragma varargck argpos fprint 2 |
| #pragma varargck argpos print 1 |
| #pragma varargck argpos runeseprint 3 |
| #pragma varargck argpos runesmprint 1 |
| #pragma varargck argpos runesnprint 3 |
| #pragma varargck argpos runesprint 2 |
| #pragma varargck argpos seprint 3 |
| #pragma varargck argpos smprint 1 |
| #pragma varargck argpos snprint 3 |
| #pragma varargck argpos sprint 2 |
| #pragma varargck argpos sysfatal 1 |
| #pragma varargck argpos p9syslog 3 |
| #pragma varargck argpos werrstr 1 |
| #endif |
| |
| /* compiler directives on plan 9 */ |
| #define SET(x) ((x)=0) |
| #define USED(x) if(x){}else{} |
| #ifdef __GNUC__ |
| # if __GNUC__ >= 3 |
| # undef USED |
| # define USED(x) ((void)(x)) |
| # endif |
| #endif |
| |
| /* command line */ |
| extern char *argv0; |
| extern void __fixargv0(void); |
| #define ARGBEGIN for((argv0?0:(argv0=(__fixargv0(),*argv))),argv++,argc--;\ |
| argv[0] && argv[0][0]=='-' && argv[0][1];\ |
| argc--, argv++) {\ |
| char *_args, *_argt;\ |
| Rune _argc;\ |
| _args = &argv[0][1];\ |
| if(_args[0]=='-' && _args[1]==0){\ |
| argc--; argv++; break;\ |
| }\ |
| _argc = 0;\ |
| while(*_args && (_args += chartorune(&_argc, _args)))\ |
| switch(_argc) |
| #define ARGEND SET(_argt);USED(_argt);USED(_argc);USED(_args);}USED(argv);USED(argc); |
| #define ARGF() (_argt=_args, _args="",\ |
| (*_argt? _argt: argv[1]? (argc--, *++argv): 0)) |
| #define EARGF(x) (_argt=_args, _args="",\ |
| (*_argt? _argt: argv[1]? (argc--, *++argv): ((x), abort(), (char*)0))) |
| |
| #define ARGC() _argc |
| |
| #if defined(__cplusplus) |
| } |
| #endif |
| #endif /* _LIB9_H_ */ |
