xref: /plan9/sys/src/cmd/unix/drawterm/include/lib.h (revision b249590635b298a2b629c4458908d752eced8f6f)
1 /* avoid name conflicts */
2 #define accept	pm_accept
3 #define listen  pm_listen
4 #define sleep	ksleep
5 #define wakeup	kwakeup
6 #define strtod		fmtstrtod
7 
8 /* conflicts on some os's */
9 #define encrypt	libencrypt
10 #define decrypt libdecrypt
11 #define oserror	liboserror
12 #define clone	libclone
13 #define atexit	libatexit
14 #define log2	liblog2
15 #define log	liblog
16 #define reboot	libreboot
17 #define strtoll libstrtoll
18 #undef timeradd
19 #define timeradd	xtimeradd
20 
21 
22 #define	nil	((void*)0)
23 
24 typedef unsigned char	p9_uchar;
25 typedef unsigned int	p9_uint;
26 typedef unsigned int	p9_ulong;
27 typedef int		p9_long;
28 typedef signed char	p9_schar;
29 typedef unsigned short	p9_ushort;
30 typedef unsigned short	Rune;
31 typedef unsigned int	p9_u32int;
32 typedef p9_u32int mpdigit;
33 
34 /* make sure we don't conflict with predefined types */
35 #define schar	p9_schar
36 #define uchar	p9_uchar
37 #define ushort	p9_ushort
38 #define uint	p9_uint
39 #define u32int	p9_u32int
40 
41 /* #define long int rather than p9_long so that "unsigned long" is valid */
42 #define long	int
43 #define ulong	p9_ulong
44 #define vlong	p9_vlong
45 #define uvlong	p9_uvlong
46 
47 #define	nelem(x)	(sizeof(x)/sizeof((x)[0]))
48 #define SET(x)		((x)=0)
49 #define	USED(x)		if(x);else
50 
51 enum
52 {
53 	UTFmax		= 3,		/* maximum bytes per rune */
54 	Runesync	= 0x80,		/* cannot represent part of a UTF sequence (<) */
55 	Runeself	= 0x80,		/* rune and UTF sequences are the same (<) */
56 	Runeerror	= 0x80		/* decoding error in UTF */
57 };
58 
59 /*
60  * new rune routines
61  */
62 extern	int	runetochar(char*, Rune*);
63 extern	int	chartorune(Rune*, char*);
64 extern	int	runelen(long);
65 extern	int	fullrune(char*, int);
66 
67 extern  int	wstrtoutf(char*, Rune*, int);
68 extern  int	wstrutflen(Rune*);
69 
70 /*
71  * rune routines from converted str routines
72  */
73 extern	long	utflen(char*);
74 extern	char*	utfrune(char*, long);
75 extern	char*	utfrrune(char*, long);
76 
77 /*
78  * Syscall data structures
79  */
80 #define	MORDER	0x0003	/* mask for bits defining order of mounting */
81 #define	MREPL	0x0000	/* mount replaces object */
82 #define	MBEFORE	0x0001	/* mount goes before others in union directory */
83 #define	MAFTER	0x0002	/* mount goes after others in union directory */
84 #define	MCREATE	0x0004	/* permit creation in mounted directory */
85 #define	MCACHE	0x0010	/* cache some data */
86 #define	MMASK	0x0017	/* all bits on */
87 
88 #define	OREAD	0	/* open for read */
89 #define	OWRITE	1	/* write */
90 #define	ORDWR	2	/* read and write */
91 #define	OEXEC	3	/* execute, == read but check execute permission */
92 #define	OTRUNC	16	/* or'ed in (except for exec), truncate file first */
93 #define	OCEXEC	32	/* or'ed in, close on exec */
94 #define	ORCLOSE	64	/* or'ed in, remove on close */
95 #define	OEXCL   0x1000	/* or'ed in, exclusive create */
96 
97 #define	NCONT	0	/* continue after note */
98 #define	NDFLT	1	/* terminate after note */
99 #define	NSAVE	2	/* clear note but hold state */
100 #define	NRSTR	3	/* restore saved state */
101 
102 #define	ERRMAX			128	/* max length of error string */
103 #define	KNAMELEN		28	/* max length of name held in kernel */
104 
105 /* bits in Qid.type */
106 #define QTDIR		0x80		/* type bit for directories */
107 #define QTAPPEND	0x40		/* type bit for append only files */
108 #define QTEXCL		0x20		/* type bit for exclusive use files */
109 #define QTMOUNT		0x10		/* type bit for mounted channel */
110 #define QTAUTH		0x08		/* type bit for authentication file */
111 #define QTFILE		0x00		/* plain file */
112 
113 /* bits in Dir.mode */
114 #define DMDIR		0x80000000	/* mode bit for directories */
115 #define DMAPPEND		0x40000000	/* mode bit for append only files */
116 #define DMEXCL		0x20000000	/* mode bit for exclusive use files */
117 #define DMMOUNT		0x10000000	/* mode bit for mounted channel */
118 #define DMAUTH		0x08000000	/* mode bit for authentication files */
119 #define DMREAD		0x4		/* mode bit for read permission */
120 #define DMWRITE		0x2		/* mode bit for write permission */
121 #define DMEXEC		0x1		/* mode bit for execute permission */
122 
123 typedef struct Lock
124 {
125 #ifdef PTHREAD
126 	int init;
127 	pthread_mutex_t mutex;
128 #else
129 	long	key;
130 #endif
131 } Lock;
132 
133 typedef struct QLock
134 {
135 	Lock	lk;
136 	struct Proc	*hold;
137 	struct Proc	*first;
138 	struct Proc	*last;
139 } QLock;
140 
141 typedef
142 struct Qid
143 {
144 	uvlong	path;
145 	ulong	vers;
146 	uchar	type;
147 } Qid;
148 
149 typedef
150 struct Dir {
151 	/* system-modified data */
152 	ushort	type;	/* server type */
153 	uint	dev;	/* server subtype */
154 	/* file data */
155 	Qid	qid;	/* unique id from server */
156 	ulong	mode;	/* permissions */
157 	ulong	atime;	/* last read time */
158 	ulong	mtime;	/* last write time */
159 	vlong	length;	/* file length */
160 	char	*name;	/* last element of path */
161 	char	*uid;	/* owner name */
162 	char	*gid;	/* group name */
163 	char	*muid;	/* last modifier name */
164 } Dir;
165 
166 typedef
167 struct Waitmsg
168 {
169 	int pid;	/* of loved one */
170 	ulong time[3];	/* of loved one & descendants */
171 	char	*msg;
172 } Waitmsg;
173 
174 /*
175  * print routines
176  */
177 typedef struct Fmt	Fmt;
178 struct Fmt{
179 	uchar	runes;			/* output buffer is runes or chars? */
180 	void	*start;			/* of buffer */
181 	void	*to;			/* current place in the buffer */
182 	void	*stop;			/* end of the buffer; overwritten if flush fails */
183 	int	(*flush)(Fmt *);	/* called when to == stop */
184 	void	*farg;			/* to make flush a closure */
185 	int	nfmt;			/* num chars formatted so far */
186 	va_list	args;			/* args passed to dofmt */
187 	int	r;			/* % format Rune */
188 	int	width;
189 	int	prec;
190 	ulong	flags;
191 };
192 
193 enum{
194 	FmtWidth	= 1,
195 	FmtLeft		= FmtWidth << 1,
196 	FmtPrec		= FmtLeft << 1,
197 	FmtSharp	= FmtPrec << 1,
198 	FmtSpace	= FmtSharp << 1,
199 	FmtSign		= FmtSpace << 1,
200 	FmtZero		= FmtSign << 1,
201 	FmtUnsigned	= FmtZero << 1,
202 	FmtShort	= FmtUnsigned << 1,
203 	FmtLong		= FmtShort << 1,
204 	FmtVLong	= FmtLong << 1,
205 	FmtComma	= FmtVLong << 1,
206 	FmtByte	= FmtComma << 1,
207 
208 	FmtFlag		= FmtByte << 1,
209 	FmtLDouble	= FmtFlag << 1
210 };
211 
212 extern	int	print(char*, ...);
213 extern	char*	seprint(char*, char*, char*, ...);
214 extern	char*	vseprint(char*, char*, char*, va_list);
215 extern	int	snprint(char*, int, char*, ...);
216 extern	int	vsnprint(char*, int, char*, va_list);
217 extern	char*	smprint(char*, ...);
218 extern	char*	vsmprint(char*, va_list);
219 extern	int	sprint(char*, char*, ...);
220 extern	int	fprint(int, char*, ...);
221 extern	int	vfprint(int, char*, va_list);
222 
223 extern	int	(*doquote)(int);
224 extern	int	runesprint(Rune*, char*, ...);
225 extern	int	runesnprint(Rune*, int, char*, ...);
226 extern	int	runevsnprint(Rune*, int, char*, va_list);
227 extern	Rune*	runeseprint(Rune*, Rune*, char*, ...);
228 extern	Rune*	runevseprint(Rune*, Rune*, char*, va_list);
229 extern	Rune*	runesmprint(char*, ...);
230 extern	Rune*	runevsmprint(char*, va_list);
231 
232 extern       Rune*	runestrchr(Rune*, Rune);
233 extern       long	runestrlen(Rune*);
234 extern       Rune*	runestrstr(Rune*, Rune*);
235 
236 extern	int	fmtfdinit(Fmt*, int, char*, int);
237 extern	int	fmtfdflush(Fmt*);
238 extern	int	fmtstrinit(Fmt*);
239 extern	int	fmtinstall(int, int (*)(Fmt*));
240 extern	char*	fmtstrflush(Fmt*);
241 extern	int	runefmtstrinit(Fmt*);
242 extern	Rune*	runefmtstrflush(Fmt*);
243 extern	int	encodefmt(Fmt*);
244 extern	int	fmtstrcpy(Fmt*, char*);
245 extern	int	fmtprint(Fmt*, char*, ...);
246 extern	int	fmtvprint(Fmt*, char*, va_list);
247 extern	void*	mallocz(ulong, int);
248 
249 extern	uintptr	getcallerpc(void*);
250 extern	char*	cleanname(char*);
251 extern	void	sysfatal(char*, ...);
252 extern	char*	strecpy(char*, char*, char*);
253 
254 extern	int	tokenize(char*, char**, int);
255 extern	int	getfields(char*, char**, int, int, char*);
256 extern	char*	utfecpy(char*, char*, char*);
257 extern	long	tas(long*);
258 extern	void	quotefmtinstall(void);
259 extern	int	dec64(uchar*, int, char*, int);
260 extern	int	enc64(char*, int, uchar*, int);
261 extern	int	dec32(uchar*, int, char*, int);
262 extern	int	enc32(char*, int, uchar*, int);
263 extern	int	enc16(char*, int, uchar*, int);
264 void		hnputs(void *p, unsigned short v);
265 extern	int	dofmt(Fmt*, char*);
266 extern	double	__NaN(void);
267 extern	int	__isNaN(double);
268 extern	double	strtod(const char*, char**);
269 extern	int	utfnlen(char*, long);
270 extern	double	__Inf(int);
271 extern	int	__isInf(double, int);
272 
273 extern int (*fmtdoquote)(int);
274 
275