1 /* 2 * functions (possibly) linked in, complete, from libc. 3 */ 4 5 /* 6 * mem routines 7 */ 8 extern void *memccpy(void*, void*, int, long); 9 extern void *memset(void*, int, long); 10 extern int memcmp(void*, void*, long); 11 extern void *memmove(void*, void*, long); 12 extern void *memchr(void*, int, long); 13 14 /* 15 * string routines 16 */ 17 extern char *strcat(char*, char*); 18 extern char *strchr(char*, char); 19 extern char *strrchr(char*, char); 20 extern int strcmp(char*, char*); 21 extern char *strcpy(char*, char*); 22 extern char *strncat(char*, char*, long); 23 extern char *strncpy(char*, char*, long); 24 extern int strncmp(char*, char*, long); 25 extern long strlen(char*); 26 extern char* strstr(char*, char*); 27 extern int atoi(char*); 28 29 enum 30 { 31 UTFmax = 3, /* maximum bytes per rune */ 32 Runesync = 0x80, /* cannot represent part of a UTF sequence */ 33 Runeself = 0x80, /* rune and UTF sequences are the same (<) */ 34 Runeerror = 0x80, /* decoding error in UTF */ 35 }; 36 37 /* 38 * rune routines 39 */ 40 extern int runetochar(char*, Rune*); 41 extern int chartorune(Rune*, char*); 42 extern char* utfrune(char*, long); 43 extern int utflen(char*); 44 extern int runelen(long); 45 46 extern int abs(int); 47 48 /* 49 * print routines 50 */ 51 typedef struct Cconv Fconv; 52 extern char* donprint(char*, char*, char*, void*); 53 extern int sprint(char*, char*, ...); 54 extern char* seprint(char*, char*, char*, ...); 55 extern int snprint(char*, int, char*, ...); 56 extern int print(char*, ...); 57 58 /* 59 * one-of-a-kind 60 */ 61 extern char* cleanname(char*); 62 extern uintptr getcallerpc(void*); 63 extern long strtol(char*, char**, int); 64 extern ulong strtoul(char*, char**, int); 65 extern vlong strtoll(char*, char**, int); 66 extern uvlong strtoull(char*, char**, int); 67 extern char etext[]; 68 extern char edata[]; 69 extern char end[]; 70 extern int getfields(char*, char**, int, int, char*); 71 72 /* 73 * Syscall data structures 74 */ 75 #define MORDER 0x0003 /* mask for bits defining order of mounting */ 76 #define MREPL 0x0000 /* mount replaces object */ 77 #define MBEFORE 0x0001 /* mount goes before others in union directory */ 78 #define MAFTER 0x0002 /* mount goes after others in union directory */ 79 #define MCREATE 0x0004 /* permit creation in mounted directory */ 80 #define MCACHE 0x0010 /* cache some data */ 81 #define MMASK 0x001F /* all bits on */ 82 83 #define OREAD 0 /* open for read */ 84 #define OWRITE 1 /* write */ 85 #define ORDWR 2 /* read and write */ 86 #define OEXEC 3 /* execute, == read but check execute permission */ 87 #define OTRUNC 16 /* or'ed in (except for exec), truncate file first */ 88 #define OCEXEC 32 /* or'ed in, close on exec */ 89 #define ORCLOSE 64 /* or'ed in, remove on close */ 90 91 #define NCONT 0 /* continue after note */ 92 #define NDFLT 1 /* terminate after note */ 93 #define NSAVE 2 /* clear note but hold state */ 94 #define NRSTR 3 /* restore saved state */ 95 96 typedef struct Qid Qid; 97 typedef struct Dir Dir; 98 typedef struct Waitmsg Waitmsg; 99 100 #define ERRLEN 64 101 #define DIRLEN 116 102 #define NAMELEN 28 103 104 struct Qid 105 { 106 ulong path; 107 ulong vers; 108 }; 109 110 struct Dir 111 { 112 char name[NAMELEN]; 113 char uid[NAMELEN]; 114 char gid[NAMELEN]; 115 Qid qid; 116 ulong mode; 117 long atime; 118 long mtime; 119 vlong length; 120 short type; 121 short dev; 122 }; 123 124 struct Waitmsg 125 { 126 char pid[12]; /* of loved one */ 127 char time[3*12]; /* of loved one and descendants */ 128 char msg[ERRLEN]; 129 }; 130 131 /* 132 * locks 133 */ 134 typedef 135 struct Lock { 136 int val; 137 } Lock; 138 139 extern int _tas(int*); 140 141 extern void lock(Lock*); 142 extern void unlock(Lock*); 143 extern int canlock(Lock*); 144