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/* magic to get SUSV2 standard, including pread, pwrite*/
#define _XOPEN_SOURCE 500
/* magic to get 64-bit pread/pwrite */
#define _LARGEFILE64_SOURCE
/* magic to get 64-bit stat on Linux, maybe others */
#define _FILE_OFFSET_BITS 64
#ifdef sgi
#define _BSD_TYPES 1 /* for struct timeval */
#include <sys/select.h>
#define _BSD_SOURCE 1 /* for ruserok */
/*
* SGI IRIX 5.x doesn't allow inclusion of both inttypes.h and
* sys/types.h. These definitions are the ones we need from
* inttypes.h that aren't in sys/types.h.
*
* Unlike most of our #ifdef's, IRIX5X must be set in the makefile.
*/
#ifdef IRIX5X
#define __inttypes_INCLUDED
typedef unsigned int uint32_t;
typedef signed long long int int64_t;
typedef unsigned long long int uint64_t;
#endif /* IRIX5X */
#endif /* sgi */
#ifdef sun /* sparc and __svr4__ are also defined on the offending machine */
#define __EXTENSIONS__ 1 /* for struct timeval */
#endif
#include <inttypes.h> /* for int64_t et al. */
#include <stdarg.h> /* for va_list, vararg macros */
#ifndef va_copy
#ifdef __va_copy
#define va_copy __va_copy
#else
#define va_copy(d, s) memmove(&(d), &(s), sizeof(va_list))
#endif /* __va_copy */
#endif /* va_copy */
#include <sys/types.h>
#include <string.h> /* for memmove */
#include <unistd.h> /* for write */
#define ulong p9ulong /* because sys/types.h has some of these sometimes */
#define ushort p9ushort
#define uchar p9uchar
#define uint p9uint
#define vlong p9vlong
#define uvlong p9uvlong
#define u32int p9u32int
typedef unsigned char uchar;
typedef unsigned short ushort;
typedef unsigned long ulong;
typedef unsigned int uint;
typedef int64_t vlong;
typedef uint64_t uvlong;
typedef uint32_t u32int;
typedef uint64_t u64int;
typedef ushort Rune;
#define nil ((void*)0)
#define nelem(x) (sizeof(x)/sizeof((x)[0]))
#ifndef offsetof
#define offsetof(s, m) (ulong)(&(((s*)0)->m))
#endif
#define assert(x) if(x);else _assert("x")
extern char *argv0;
#define ARGBEGIN for((void)(argv0||(argv0=*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
#define SET(x) (x) = 0
#define USED(x) (void)(x)
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 */
};
extern int runetochar(char*, Rune*);
extern int chartorune(Rune*, char*);
extern int runelen(long);
extern int utflen(char*);
extern char* strecpy(char*, char*, char*);
extern int tokenize(char*, char**, int);
extern int getfields(char*, char**, int, int, char*);
/*
* print routines
*/
typedef struct Fconv Fconv;
struct Fconv
{
char* out; /* pointer to next output */
char* eout; /* pointer to end */
int f1;
int f2;
int f3;
int chr;
};
extern char* doprint(char*, char*, char*, va_list *argp);
extern int print(char*, ...);
extern char* seprint(char*, char*, char*, ...);
extern int snprint(char*, int, char*, ...);
extern int sprint(char*, char*, ...);
extern int fprint(int, char*, ...);
extern int fmtinstall(int, int (*)(va_list*, Fconv*));
extern int numbconv(va_list*, Fconv*);
extern void strconv(char*, Fconv*);
extern int fltconv(va_list*, Fconv*);
#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 use */
/* 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
#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 */
typedef
struct Qid
{
vlong 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: see <u.h> */
char *name; /* last element of path */
char *uid; /* owner name */
char *gid; /* group name */
char *muid; /* last modifier name */
} Dir;
long readn(int, void*, long);
void remotehost(char*, int);
enum {
NAMELEN = 28,
ERRLEN = 64
};
/* DES */
#define DESKEYLEN 7
void key_setup(char key[DESKEYLEN], char expandedkey[128]);
void block_cipher(char expandedkey[128], char buf[8], int decrypting);
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