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/*
* functions (possibly) linked in, complete, from libc.
*/
/*
* mem routines
*/
extern void *memccpy(void*, void*, int, long);
extern void *memset(void*, int, long);
extern int memcmp(void*, void*, long);
extern void *memmove(void*, void*, long);
extern void *memchr(void*, int, long);
/*
* string routines
*/
extern char *strcat(char*, char*);
extern char *strchr(char*, char);
extern char *strrchr(char*, char);
extern int strcmp(char*, char*);
extern char *strcpy(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* strstr(char*, char*);
extern int atoi(char*);
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 Cconv Fconv;
extern char* donprint(char*, char*, char*, void*);
extern int sprint(char*, char*, ...);
extern char* seprint(char*, char*, char*, ...);
extern int snprint(char*, int, char*, ...);
extern int print(char*, ...);
/*
* one-of-a-kind
*/
extern char* cleanname(char*);
extern uintptr 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*);
/*
* 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 0x001F /* 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 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 ERRLEN 64
#define DIRLEN 116
#define NAMELEN 28
struct Qid
{
ulong path;
ulong vers;
};
struct Dir
{
char name[NAMELEN];
char uid[NAMELEN];
char gid[NAMELEN];
Qid qid;
ulong mode;
long atime;
long mtime;
vlong length;
short type;
short dev;
};
struct Waitmsg
{
char pid[12]; /* of loved one */
char time[3*12]; /* of loved one and descendants */
char msg[ERRLEN];
};
/*
* locks
*/
typedef
struct Lock {
int val;
} Lock;
extern int _tas(int*);
extern void lock(Lock*);
extern void unlock(Lock*);
extern int canlock(Lock*);
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