Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/port/lib.h
Version:
- FREEBSD - FREEBSD-13-STABLE - FREEBSD-13-0 - FREEBSD-12-STABLE - FREEBSD-12-0 - FREEBSD-11-STABLE - FREEBSD-11-0 - FREEBSD-10-STABLE - FREEBSD-10-0 - FREEBSD-9-STABLE - FREEBSD-9-0 - FREEBSD-8-STABLE - FREEBSD-8-0 - FREEBSD-7-STABLE - FREEBSD-7-0 - FREEBSD-6-STABLE - FREEBSD-6-0 - FREEBSD-5-STABLE - FREEBSD-5-0 - FREEBSD-4-STABLE - FREEBSD-3-STABLE - FREEBSD22 - l41 - OPENBSD - linux-2.6 - MK84 - PLAN9 - xnu-8792
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1 /* 2 * functions (possibly) linked in, complete, from libc. 3 */ 4 #define nelem(x) (sizeof(x)/sizeof((x)[0])) 5 #define offsetof(s, m) (ulong)(&(((s*)0)->m)) 6 #define assert(x) if(x){}else _assert("x") 7 8 /* 9 * mem routines 10 */ 11 extern void* memccpy(void*, void*, int, ulong); 12 extern void* memset(void*, int, ulong); 13 extern int memcmp(void*, void*, ulong); 14 extern void* memmove(void*, void*, ulong); 15 extern void* memchr(void*, int, ulong); 16 17 /* 18 * string routines 19 */ 20 extern char* strcat(char*, char*); 21 extern char* strchr(char*, int); 22 extern char* strrchr(char*, int); 23 extern int strcmp(char*, char*); 24 extern char* strcpy(char*, char*); 25 extern char* strecpy(char*, char*, char*); 26 extern char* strncat(char*, char*, long); 27 extern char* strncpy(char*, char*, long); 28 extern int strncmp(char*, char*, long); 29 extern long strlen(char*); 30 extern char* strstr(char*, char*); 31 extern int atoi(char*); 32 extern int fullrune(char*, int); 33 extern int cistrcmp(char*, char*); 34 extern int cistrncmp(char*, char*, int); 35 36 enum 37 { 38 UTFmax = 3, /* maximum bytes per rune */ 39 Runesync = 0x80, /* cannot represent part of a UTF sequence */ 40 Runeself = 0x80, /* rune and UTF sequences are the same (<) */ 41 Runeerror = 0x80, /* decoding error in UTF */ 42 }; 43 44 /* 45 * rune routines 46 */ 47 extern int runetochar(char*, Rune*); 48 extern int chartorune(Rune*, char*); 49 extern char* utfrune(char*, long); 50 extern int utflen(char*); 51 extern int utfnlen(char*, long); 52 extern int runelen(long); 53 54 extern int abs(int); 55 56 /* 57 * print routines 58 */ 59 typedef struct Fmt Fmt; 60 typedef int (*Fmts)(Fmt*); 61 struct Fmt{ 62 uchar runes; /* output buffer is runes or chars? */ 63 void *start; /* of buffer */ 64 void *to; /* current place in the buffer */ 65 void *stop; /* end of the buffer; overwritten if flush fails */ 66 int (*flush)(Fmt *); /* called when to == stop */ 67 void *farg; /* to make flush a closure */ 68 int nfmt; /* num chars formatted so far */ 69 va_list args; /* args passed to dofmt */ 70 int r; /* % format Rune */ 71 int width; 72 int prec; 73 ulong flags; 74 }; 75 extern int print(char*, ...); 76 extern char* seprint(char*, char*, char*, ...); 77 extern char* vseprint(char*, char*, char*, va_list); 78 extern int snprint(char*, int, char*, ...); 79 extern int vsnprint(char*, int, char*, va_list); 80 extern int sprint(char*, char*, ...); 81 82 #pragma varargck argpos fmtprint 2 83 #pragma varargck argpos print 1 84 #pragma varargck argpos seprint 3 85 #pragma varargck argpos snprint 3 86 #pragma varargck argpos sprint 2 87 88 #pragma varargck type "lld" vlong 89 #pragma varargck type "llx" vlong 90 #pragma varargck type "lld" uvlong 91 #pragma varargck type "llx" uvlong 92 #pragma varargck type "ld" long 93 #pragma varargck type "lx" long 94 #pragma varargck type "ld" ulong 95 #pragma varargck type "lx" ulong 96 #pragma varargck type "d" int 97 #pragma varargck type "x" int 98 #pragma varargck type "c" int 99 #pragma varargck type "C" int 100 #pragma varargck type "d" uint 101 #pragma varargck type "x" uint 102 #pragma varargck type "c" uint 103 #pragma varargck type "C" uint 104 #pragma varargck type "s" char* 105 #pragma varargck type "q" char* 106 #pragma varargck type "S" Rune* 107 #pragma varargck type "%" void 108 #pragma varargck type "p" uintptr 109 #pragma varargck type "p" void* 110 #pragma varargck flag ',' 111 112 extern int fmtinstall(int, int (*)(Fmt*)); 113 extern void quotefmtinstall(void); 114 extern int fmtprint(Fmt*, char*, ...); 115 extern int fmtstrcpy(Fmt*, char*); 116 117 /* 118 * one-of-a-kind 119 */ 120 extern char* cleanname(char*); 121 extern ulong getcallerpc(void*); 122 123 extern long strtol(char*, char**, int); 124 extern ulong strtoul(char*, char**, int); 125 extern vlong strtoll(char*, char**, int); 126 extern uvlong strtoull(char*, char**, int); 127 extern char etext[]; 128 extern char edata[]; 129 extern char end[]; 130 extern int getfields(char*, char**, int, int, char*); 131 extern int tokenize(char*, char**, int); 132 extern int dec64(uchar*, int, char*, int); 133 extern int encodefmt(Fmt*); 134 extern void qsort(void*, long, long, int (*)(void*, void*)); 135 136 /* 137 * Syscall data structures 138 */ 139 #define MORDER 0x0003 /* mask for bits defining order of mounting */ 140 #define MREPL 0x0000 /* mount replaces object */ 141 #define MBEFORE 0x0001 /* mount goes before others in union directory */ 142 #define MAFTER 0x0002 /* mount goes after others in union directory */ 143 #define MCREATE 0x0004 /* permit creation in mounted directory */ 144 #define MCACHE 0x0010 /* cache some data */ 145 #define MMASK 0x0017 /* all bits on */ 146 147 #define OREAD 0 /* open for read */ 148 #define OWRITE 1 /* write */ 149 #define ORDWR 2 /* read and write */ 150 #define OEXEC 3 /* execute, == read but check execute permission */ 151 #define OTRUNC 16 /* or'ed in (except for exec), truncate file first */ 152 #define OCEXEC 32 /* or'ed in, close on exec */ 153 #define ORCLOSE 64 /* or'ed in, remove on close */ 154 #define OEXCL 0x1000 /* or'ed in, exclusive create */ 155 156 #define NCONT 0 /* continue after note */ 157 #define NDFLT 1 /* terminate after note */ 158 #define NSAVE 2 /* clear note but hold state */ 159 #define NRSTR 3 /* restore saved state */ 160 161 typedef struct Qid Qid; 162 typedef struct Dir Dir; 163 typedef struct OWaitmsg OWaitmsg; 164 typedef struct Waitmsg Waitmsg; 165 166 #define ERRMAX 128 /* max length of error string */ 167 #define KNAMELEN 28 /* max length of name held in kernel */ 168 169 /* bits in Qid.type */ 170 #define QTDIR 0x80 /* type bit for directories */ 171 #define QTAPPEND 0x40 /* type bit for append only files */ 172 #define QTEXCL 0x20 /* type bit for exclusive use files */ 173 #define QTMOUNT 0x10 /* type bit for mounted channel */ 174 #define QTAUTH 0x08 /* type bit for authentication file */ 175 #define QTFILE 0x00 /* plain file */ 176 177 /* bits in Dir.mode */ 178 #define DMDIR 0x80000000 /* mode bit for directories */ 179 #define DMAPPEND 0x40000000 /* mode bit for append only files */ 180 #define DMEXCL 0x20000000 /* mode bit for exclusive use files */ 181 #define DMMOUNT 0x10000000 /* mode bit for mounted channel */ 182 #define DMREAD 0x4 /* mode bit for read permission */ 183 #define DMWRITE 0x2 /* mode bit for write permission */ 184 #define DMEXEC 0x1 /* mode bit for execute permission */ 185 186 struct Qid 187 { 188 uvlong path; 189 ulong vers; 190 uchar type; 191 }; 192 193 struct Dir { 194 /* system-modified data */ 195 ushort type; /* server type */ 196 uint dev; /* server subtype */ 197 /* file data */ 198 Qid qid; /* unique id from server */ 199 ulong mode; /* permissions */ 200 ulong atime; /* last read time */ 201 ulong mtime; /* last write time */ 202 vlong length; /* file length: see <u.h> */ 203 char *name; /* last element of path */ 204 char *uid; /* owner name */ 205 char *gid; /* group name */ 206 char *muid; /* last modifier name */ 207 }; 208 209 struct OWaitmsg 210 { 211 char pid[12]; /* of loved one */ 212 char time[3*12]; /* of loved one and descendants */ 213 char msg[64]; /* compatibility BUG */ 214 }; 215 216 struct Waitmsg 217 { 218 int pid; /* of loved one */ 219 ulong time[3]; /* of loved one and descendants */ 220 char msg[ERRMAX]; /* actually variable-size in user mode */ 221 };
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