1 /* magic to get SUSV2 standard, including pread, pwrite*/ 2 #define _XOPEN_SOURCE 500 3 /* magic to get 64-bit pread/pwrite */ 4 #define _LARGEFILE64_SOURCE 5 6 #ifdef sgi 7 #define _BSD_TYPES 1 /* for struct timeval */ 8 #include <sys/select.h> 9 #define _BSD_SOURCE 1 /* for ruserok */ 10 /* 11 * SGI IRIX 5.x doesn't allow inclusion of both inttypes.h and 12 * sys/types.h. These definitions are the ones we need from 13 * inttypes.h that aren't in sys/types.h. 14 * 15 * Unlike most of our #ifdef's, IRIX5X must be set in the makefile. 16 */ 17 #ifdef IRIX5X 18 #define __inttypes_INCLUDED 19 typedef unsigned int uint32_t; 20 typedef signed long long int int64_t; 21 typedef unsigned long long int uint64_t; 22 #endif /* IRIX5X */ 23 #endif /* sgi */ 24 25 #include <inttypes.h> /* for int64_t et al. */ 26 #include <stdarg.h> /* for va_list, vararg macros */ 27 #include <sys/types.h> 28 #include <string.h> /* for memmove */ 29 #include <unistd.h> /* for write */ 30 31 #define ulong p9ulong /* because sys/types.h has some of these sometimes */ 32 #define ushort p9ushort 33 #define uchar p9uchar 34 #define uint p9uint 35 #define vlong p9vlong 36 #define uvlong p9uvlong 37 #define u32int p9u32int 38 39 typedef unsigned char uchar; 40 typedef unsigned short ushort; 41 typedef unsigned long ulong; 42 typedef unsigned int uint; 43 typedef int64_t vlong; 44 typedef uint64_t uvlong; 45 typedef uint32_t u32int; 46 typedef uint64_t u64int; 47 typedef ushort Rune; 48 49 #define nil ((void*)0) 50 #define nelem(x) (sizeof(x)/sizeof((x)[0])) 51 #define offsetof(s, m) (ulong)(&(((s*)0)->m)) 52 #define assert(x) if(x);else _assert("x") 53 54 extern char *argv0; 55 #define ARGBEGIN for((void)(argv0||(argv0=*argv)),argv++,argc--;\ 56 argv[0] && argv[0][0]=='-' && argv[0][1];\ 57 argc--, argv++) {\ 58 char *_args, *_argt;\ 59 Rune _argc;\ 60 _args = &argv[0][1];\ 61 if(_args[0]=='-' && _args[1]==0){\ 62 argc--; argv++; break;\ 63 }\ 64 _argc = 0;\ 65 while(*_args && (_args += chartorune(&_argc, _args)))\ 66 switch(_argc) 67 #define ARGEND SET(_argt);USED(_argt);USED(_argc);USED(_args);}\ 68 USED(argv);USED(argc); 69 #define ARGF() (_argt=_args, _args="",\ 70 (*_argt? _argt: argv[1]? (argc--, *++argv): 0)) 71 #define EARGF(x) (_argt=_args, _args="",\ 72 (*_argt? _argt: argv[1]? (argc--, *++argv): ((x), abort(), (char*)0))) 73 74 #define ARGC() _argc 75 76 #define SET(x) (x) = 0 77 #define USED(x) (void)(x) 78 79 enum 80 { 81 UTFmax = 3, /* maximum bytes per rune */ 82 Runesync = 0x80, /* cannot represent part of a UTF sequence (<) */ 83 Runeself = 0x80, /* rune and UTF sequences are the same (<) */ 84 Runeerror = 0x80 /* decoding error in UTF */ 85 }; 86 87 extern int runetochar(char*, Rune*); 88 extern int chartorune(Rune*, char*); 89 extern int runelen(long); 90 extern int utflen(char*); 91 extern char* strecpy(char*, char*, char*); 92 extern int tokenize(char*, char**, int); 93 extern int getfields(char*, char**, int, int, char*); 94 95 /* 96 * print routines 97 */ 98 typedef struct Fconv Fconv; 99 struct Fconv 100 { 101 char* out; /* pointer to next output */ 102 char* eout; /* pointer to end */ 103 int f1; 104 int f2; 105 int f3; 106 int chr; 107 }; 108 extern char* doprint(char*, char*, char*, va_list); 109 extern int print(char*, ...); 110 extern char* seprint(char*, char*, char*, ...); 111 extern int snprint(char*, int, char*, ...); 112 extern int sprint(char*, char*, ...); 113 extern int fprint(int, char*, ...); 114 115 extern int fmtinstall(int, int (*)(va_list*, Fconv*)); 116 extern int numbconv(va_list*, Fconv*); 117 extern void strconv(char*, Fconv*); 118 extern int fltconv(va_list*, Fconv*); 119 120 #define OREAD 0 /* open for read */ 121 #define OWRITE 1 /* write */ 122 #define ORDWR 2 /* read and write */ 123 #define OEXEC 3 /* execute, == read but check execute permission */ 124 #define OTRUNC 16 /* or'ed in (except for exec), truncate file first */ 125 #define OCEXEC 32 /* or'ed in, close on exec */ 126 #define ORCLOSE 64 /* or'ed in, remove on close */ 127 #define OEXCL 0x1000 /* or'ed in, exclusive use */ 128 129 /* bits in Qid.type */ 130 #define QTDIR 0x80 /* type bit for directories */ 131 #define QTAPPEND 0x40 /* type bit for append only files */ 132 #define QTEXCL 0x20 /* type bit for exclusive use files */ 133 #define QTMOUNT 0x10 /* type bit for mounted channel */ 134 #define QTFILE 0x00 /* plain file */ 135 136 /* bits in Dir.mode */ 137 #define DMDIR 0x80000000 /* mode bit for directories */ 138 #define DMAPPEND 0x40000000 /* mode bit for append only files */ 139 #define DMEXCL 0x20000000 /* mode bit for exclusive use files */ 140 #define DMMOUNT 0x10000000 /* mode bit for mounted channel */ 141 #define DMREAD 0x4 /* mode bit for read permission */ 142 #define DMWRITE 0x2 /* mode bit for write permission */ 143 #define DMEXEC 0x1 /* mode bit for execute permission */ 144 145 typedef 146 struct Qid 147 { 148 vlong path; 149 ulong vers; 150 uchar type; 151 } Qid; 152 153 typedef 154 struct Dir { 155 /* system-modified data */ 156 ushort type; /* server type */ 157 uint dev; /* server subtype */ 158 /* file data */ 159 Qid qid; /* unique id from server */ 160 ulong mode; /* permissions */ 161 ulong atime; /* last read time */ 162 ulong mtime; /* last write time */ 163 vlong length; /* file length: see <u.h> */ 164 char *name; /* last element of path */ 165 char *uid; /* owner name */ 166 char *gid; /* group name */ 167 char *muid; /* last modifier name */ 168 } Dir; 169 170 long readn(int, void*, long); 171 void remotehost(char*, int); 172 173 enum { 174 NAMELEN = 28, 175 ERRLEN = 64 176 }; 177