diff options
Diffstat (limited to 'os/port/lib.h')
| -rw-r--r-- | os/port/lib.h | 211 |
1 files changed, 211 insertions, 0 deletions
diff --git a/os/port/lib.h b/os/port/lib.h new file mode 100644 index 00000000..0233dc72 --- /dev/null +++ b/os/port/lib.h @@ -0,0 +1,211 @@ + +/* + * functions (possibly) linked in, complete, from libc. + */ + +/* + * mem routines + */ +extern void* memccpy(void*, void*, int, ulong); +extern void* memset(void*, int, ulong); +extern int memcmp(void*, void*, ulong); +extern void* memmove(void*, void*, ulong); +extern void* memchr(void*, int, ulong); + +/* + * string routines + */ +extern char* strcat(char*, char*); +extern char* strchr(char*, int); +extern char* strrchr(char*, int); +extern int strcmp(char*, char*); +extern char* strcpy(char*, char*); +extern char* strecpy(char*, char*, char*); +extern char* strncat(char*, char*, long); +extern char* strncpy(char*, char*, long); +extern int strncmp(char*, char*, long); +extern long strlen(char*); +extern char* strdup(char*); +extern char* strstr(char*, char*); +extern int cistrncmp(char*, char*, int); +extern int cistrcmp(char*, char*); +extern char* cistrstr(char*, char*); +extern int atoi(char*); +extern int fullrune(char*, int); + +enum +{ + UTFmax = 3, /* maximum bytes per rune */ + Runesync = 0x80, /* cannot represent part of a UTF sequence */ + Runeself = 0x80, /* rune and UTF sequences are the same (<) */ + Runeerror = 0x80, /* decoding error in UTF */ +}; + +/* + * rune routines + */ +extern int runetochar(char*, Rune*); +extern int chartorune(Rune*, char*); +extern char* utfrune(char*, long); +extern int utflen(char*); +extern int runelen(long); + +extern int abs(int); + +/* + * print routines + */ +typedef struct Fmt Fmt; +typedef int (*Fmts)(Fmt*); +struct Fmt{ + uchar runes; /* output buffer is runes or chars? */ + void *start; /* of buffer */ + void *to; /* current place in the buffer */ + void *stop; /* end of the buffer; overwritten if flush fails */ + int (*flush)(Fmt *); /* called when to == stop */ + void *farg; /* to make flush a closure */ + int nfmt; /* num chars formatted so far */ + va_list args; /* args passed to dofmt */ + int r; /* % format Rune */ + int width; + int prec; + ulong flags; +}; +extern int print(char*, ...); +extern char* seprint(char*, char*, char*, ...); +extern char* vseprint(char*, char*, char*, va_list); +extern char* smprint(char*, ...); +extern char* vsmprint(char*, va_list); +extern int snprint(char*, int, char*, ...); +extern int vsnprint(char*, int, char*, va_list); +extern int sprint(char*, char*, ...); + +extern int fmtinstall(int, int (*)(Fmt*)); +extern void quotefmtinstall(void); +extern int fmtprint(Fmt*, char*, ...); +extern int fmtstrcpy(Fmt*, char*); + +#pragma varargck argpos fmtprint 2 +#pragma varargck argpos print 1 +#pragma varargck argpos seprint 3 +#pragma varargck argpos snprint 3 +#pragma varargck argpos sprint 2 +#pragma varargck argpos vseprint 3 +#pragma varargck argpos vsnprint 3 + +extern int fltconv(Fmt*); + +/* + * math + */ +extern int isNaN(double); +extern int isInf(double, int); +extern double floor(double); +extern double frexp(double, int*); +extern double pow10(int); + +/* + * one-of-a-kind + */ +extern char* cleanname(char*); +extern ulong getcallerpc(void*); + +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 char etext[]; +extern char edata[]; +extern char end[]; +extern int getfields(char*, char**, int, int, char*); +extern int tokenize(char*, char**, int); +extern int dec64(uchar*, int, char*, int); + +extern int toupper(int); +extern char* netmkaddr(char*, char*, char*); +extern int myetheraddr(uchar*, char*); +extern int parseether(uchar*, char*); + +/* + * network dialling + */ +#define NETPATHLEN 40 + +/* + * Syscall data structures + */ +#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 OEXCL 0x1000 /* or'ed in, exclusive create */ + +#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 */ + +typedef struct Qid Qid; +typedef struct Dir Dir; +typedef struct Waitmsg Waitmsg; + +#define ERRMAX 128 /* max length of error string */ +#define KNAMELEN 28 /* max length of name held in kernel */ + +/* 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 QTFILE 0x00 /* 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 DMREAD 0x4 /* mode bit for read permission */ +#define DMWRITE 0x2 /* mode bit for write permission */ +#define DMEXEC 0x1 /* mode bit for execute permission */ + +struct Qid +{ + uvlong path; + ulong vers; + uchar type; +}; + +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: see <u.h> */ + char *name; /* last element of path */ + char *uid; /* owner name */ + char *gid; /* group name */ + char *muid; /* last modifier name */ +}; + +struct Waitmsg +{ + int pid; /* of loved one */ + ulong time[3]; /* of loved one and descendants */ + char msg[ERRMAX]; /* actually variable-size in user mode */ +}; |