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 int strcmp(char*, char*); 20 extern char *strcpy(char*, char*); 21 extern char *strncat(char*, char*, long); 22 extern char *strncpy(char*, char*, long); 23 extern int strncmp(char*, char*, long); 24 extern long strlen(char*); 25 extern int atoi(char*); 26 27 enum 28 { 29 UTFmax = 3, /* maximum bytes per rune */ 30 Runesync = 0x80, /* cannot represent part of a UTF sequence (<) */ 31 Runeself = 0x80, /* rune and UTF sequences are the same (<) */ 32 Runeerror = 0x80, /* decoding error in UTF */ 33 }; 34 35 /* 36 * rune routines 37 */ 38 extern int runetochar(char*, Rune*); 39 extern int chartorune(Rune*, char*); 40 extern char* utfrune(char*, long); 41 extern int utflen(char*); 42 43 extern int abs(int); 44 45 /* 46 * print routines 47 */ 48 typedef 49 struct 50 { 51 char* out; /* pointer to next output */ 52 char* eout; /* pointer to end */ 53 int f1; 54 int f2; 55 int f3; 56 int chr; 57 } Fconv; 58 extern void strconv(char*, Fconv*); 59 extern int numbconv(void*, Fconv*); 60 extern char *doprint(char*, char*, char*, void*); 61 extern int fmtinstall(int, int (*)(void*, Fconv*)); 62 extern int sprint(char*, char*, ...); 63 extern int snprint(char*, int, char*, ...); 64 extern int print(char*, ...); 65 66 /* 67 * one-of-a-kind 68 */ 69 extern long strtol(char*, char**, int); 70 extern ulong strtoul(char*, char**, int); 71 extern char etext[]; 72 extern char edata[]; 73 extern char end[]; 74 /* 75 * Syscall data structures 76 */ 77 78 #define MORDER 0x0003 /* mask for bits defining order of mounting */ 79 #define MREPL 0x0000 /* mount replaces object */ 80 #define MBEFORE 0x0001 /* mount goes before others in union directory */ 81 #define MAFTER 0x0002 /* mount goes after others in union directory */ 82 #define MCREATE 0x0004 /* permit creation in mounted directory */ 83 #define MMASK 0x0007 /* all bits on */ 84 85 #define OREAD 0 /* open for read */ 86 #define OWRITE 1 /* write */ 87 #define ORDWR 2 /* read and write */ 88 #define OEXEC 3 /* execute, == read but check execute permission */ 89 #define OTRUNC 16 /* or'ed in (except for exec), truncate file first */ 90 #define OCEXEC 32 /* or'ed in, close on exec */ 91 #define ORCLOSE 64 /* or'ed in, remove on close */ 92 93 #define NCONT 0 /* continue after note */ 94 #define NDFLT 1 /* terminate after note */ 95 #define NSAVE 2 /* clear note but hold state */ 96 #define NRSTR 3 /* restore saved state */ 97 98 typedef struct Qid Qid; 99 typedef struct Dir Dir; 100 typedef struct Waitmsg Waitmsg; 101 102 #define ERRLEN 64 103 #define DIRLEN 116 104 #define NAMELEN 28 105 106 struct Qid 107 { 108 ulong path; 109 ulong vers; 110 }; 111 112 struct Dir 113 { 114 char name[NAMELEN]; 115 char uid[NAMELEN]; 116 char gid[NAMELEN]; 117 Qid qid; 118 ulong mode; 119 long atime; 120 long mtime; 121 Length; 122 short type; 123 short dev; 124 }; 125 126 struct Waitmsg 127 { 128 char pid[12]; /* of loved one */ 129 char time[3*12]; /* of loved one and descendants */ 130 char msg[ERRLEN]; 131 }; 132