xref: /plan9-contrib/sys/src/cmd/unix/drawterm/include/lib.h (revision 781103c4074deb8af160e8a0da2742ba6b29dc2b)
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 int	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		= 4,		/* 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	= 0xFFFD,	/* decoding error in UTF */
57 	Runemax		= 0x10FFFF,	/* 21-bit rune */
58 	Runemask	= 0x1FFFFF,	/* bits used by runes (see grep) */
59 };
60 
61 /*
62  * new rune routines
63  */
64 extern	int	runetochar(char*, Rune*);
65 extern	int	chartorune(Rune*, char*);
66 extern	int	runelen(long);
67 extern	int	fullrune(char*, int);
68 
69 extern  int	wstrtoutf(char*, Rune*, int);
70 extern  int	wstrutflen(Rune*);
71 
72 /*
73  * rune routines from converted str routines
74  */
75 extern	long	utflen(char*);
76 extern	char*	utfrune(char*, long);
77 extern	char*	utfrrune(char*, long);
78 
79 /*
80  * Syscall data structures
81  */
82 #define	MORDER	0x0003	/* mask for bits defining order of mounting */
83 #define	MREPL	0x0000	/* mount replaces object */
84 #define	MBEFORE	0x0001	/* mount goes before others in union directory */
85 #define	MAFTER	0x0002	/* mount goes after others in union directory */
86 #define	MCREATE	0x0004	/* permit creation in mounted directory */
87 #define	MCACHE	0x0010	/* cache some data */
88 #define	MMASK	0x0017	/* all bits on */
89 
90 #define	OREAD	0	/* open for read */
91 #define	OWRITE	1	/* write */
92 #define	ORDWR	2	/* read and write */
93 #define	OEXEC	3	/* execute, == read but check execute permission */
94 #define	OTRUNC	16	/* or'ed in (except for exec), truncate file first */
95 #define	OCEXEC	32	/* or'ed in, close on exec */
96 #define	ORCLOSE	64	/* or'ed in, remove on close */
97 #define	OEXCL   0x1000	/* or'ed in, exclusive create */
98 
99 #define	NCONT	0	/* continue after note */
100 #define	NDFLT	1	/* terminate after note */
101 #define	NSAVE	2	/* clear note but hold state */
102 #define	NRSTR	3	/* restore saved state */
103 
104 #define	ERRMAX			128	/* max length of error string */
105 #define	KNAMELEN		28	/* max length of name held in kernel */
106 
107 /* bits in Qid.type */
108 #define QTDIR		0x80		/* type bit for directories */
109 #define QTAPPEND	0x40		/* type bit for append only files */
110 #define QTEXCL		0x20		/* type bit for exclusive use files */
111 #define QTMOUNT		0x10		/* type bit for mounted channel */
112 #define QTAUTH		0x08		/* type bit for authentication file */
113 #define QTFILE		0x00		/* plain file */
114 
115 /* bits in Dir.mode */
116 #define DMDIR		0x80000000	/* mode bit for directories */
117 #define DMAPPEND		0x40000000	/* mode bit for append only files */
118 #define DMEXCL		0x20000000	/* mode bit for exclusive use files */
119 #define DMMOUNT		0x10000000	/* mode bit for mounted channel */
120 #define DMAUTH		0x08000000	/* mode bit for authentication files */
121 #define DMREAD		0x4		/* mode bit for read permission */
122 #define DMWRITE		0x2		/* mode bit for write permission */
123 #define DMEXEC		0x1		/* mode bit for execute permission */
124 
125 typedef struct Lock
126 {
127 #ifdef PTHREAD
128 	int init;
129 	pthread_mutex_t mutex;
130 #else
131 	long	key;
132 #endif
133 } Lock;
134 
135 typedef struct QLock
136 {
137 	Lock	lk;
138 	struct Proc	*hold;
139 	struct Proc	*first;
140 	struct Proc	*last;
141 } QLock;
142 
143 typedef
144 struct Qid
145 {
146 	uvlong	path;
147 	ulong	vers;
148 	uchar	type;
149 } Qid;
150 
151 typedef
152 struct Dir {
153 	/* system-modified data */
154 	ushort	type;	/* server type */
155 	uint	dev;	/* server subtype */
156 	/* file data */
157 	Qid	qid;	/* unique id from server */
158 	ulong	mode;	/* permissions */
159 	ulong	atime;	/* last read time */
160 	ulong	mtime;	/* last write time */
161 	vlong	length;	/* file length */
162 	char	*name;	/* last element of path */
163 	char	*uid;	/* owner name */
164 	char	*gid;	/* group name */
165 	char	*muid;	/* last modifier name */
166 } Dir;
167 
168 typedef
169 struct Waitmsg
170 {
171 	int pid;	/* of loved one */
172 	ulong time[3];	/* of loved one & descendants */
173 	char	*msg;
174 } Waitmsg;
175 
176 /*
177  * print routines
178  */
179 typedef struct Fmt	Fmt;
180 struct Fmt{
181 	uchar	runes;			/* output buffer is runes or chars? */
182 	void	*start;			/* of buffer */
183 	void	*to;			/* current place in the buffer */
184 	void	*stop;			/* end of the buffer; overwritten if flush fails */
185 	int	(*flush)(Fmt *);	/* called when to == stop */
186 	void	*farg;			/* to make flush a closure */
187 	int	nfmt;			/* num chars formatted so far */
188 	va_list	args;			/* args passed to dofmt */
189 	int	r;			/* % format Rune */
190 	int	width;
191 	int	prec;
192 	ulong	flags;
193 };
194 
195 enum{
196 	FmtWidth	= 1,
197 	FmtLeft		= FmtWidth << 1,
198 	FmtPrec		= FmtLeft << 1,
199 	FmtSharp	= FmtPrec << 1,
200 	FmtSpace	= FmtSharp << 1,
201 	FmtSign		= FmtSpace << 1,
202 	FmtZero		= FmtSign << 1,
203 	FmtUnsigned	= FmtZero << 1,
204 	FmtShort	= FmtUnsigned << 1,
205 	FmtLong		= FmtShort << 1,
206 	FmtVLong	= FmtLong << 1,
207 	FmtComma	= FmtVLong << 1,
208 	FmtByte	= FmtComma << 1,
209 
210 	FmtFlag		= FmtByte << 1,
211 	FmtLDouble	= FmtFlag << 1
212 };
213 
214 extern	int	print(char*, ...);
215 extern	char*	seprint(char*, char*, char*, ...);
216 extern	char*	vseprint(char*, char*, char*, va_list);
217 extern	int	snprint(char*, int, char*, ...);
218 extern	int	vsnprint(char*, int, char*, va_list);
219 extern	char*	smprint(char*, ...);
220 extern	char*	vsmprint(char*, va_list);
221 extern	int	sprint(char*, char*, ...);
222 extern	int	fprint(int, char*, ...);
223 extern	int	vfprint(int, char*, va_list);
224 
225 extern	int	(*doquote)(int);
226 extern	int	runesprint(Rune*, char*, ...);
227 extern	int	runesnprint(Rune*, int, char*, ...);
228 extern	int	runevsnprint(Rune*, int, char*, va_list);
229 extern	Rune*	runeseprint(Rune*, Rune*, char*, ...);
230 extern	Rune*	runevseprint(Rune*, Rune*, char*, va_list);
231 extern	Rune*	runesmprint(char*, ...);
232 extern	Rune*	runevsmprint(char*, va_list);
233 
234 extern       Rune*	runestrchr(Rune*, Rune);
235 extern       long	runestrlen(Rune*);
236 extern       Rune*	runestrstr(Rune*, Rune*);
237 
238 extern	int	fmtfdinit(Fmt*, int, char*, int);
239 extern	int	fmtfdflush(Fmt*);
240 extern	int	fmtstrinit(Fmt*);
241 extern	int	fmtinstall(int, int (*)(Fmt*));
242 extern	char*	fmtstrflush(Fmt*);
243 extern	int	runefmtstrinit(Fmt*);
244 extern	Rune*	runefmtstrflush(Fmt*);
245 extern	int	encodefmt(Fmt*);
246 extern	int	fmtstrcpy(Fmt*, char*);
247 extern	int	fmtprint(Fmt*, char*, ...);
248 extern	int	fmtvprint(Fmt*, char*, va_list);
249 extern	void*	mallocz(ulong, int);
250 
251 extern	uintptr	getcallerpc(void*);
252 extern	char*	cleanname(char*);
253 extern	void	sysfatal(char*, ...);
254 extern	char*	strecpy(char*, char*, char*);
255 
256 extern	int	tokenize(char*, char**, int);
257 extern	int	getfields(char*, char**, int, int, char*);
258 extern	char*	utfecpy(char*, char*, char*);
259 extern	long	tas(long*);
260 extern	void	quotefmtinstall(void);
261 extern	int	dec64(uchar*, int, char*, int);
262 extern	int	enc64(char*, int, uchar*, int);
263 extern	int	dec32(uchar*, int, char*, int);
264 extern	int	enc32(char*, int, uchar*, int);
265 extern	int	enc16(char*, int, uchar*, int);
266 void		hnputs(void *p, unsigned short v);
267 extern	int	dofmt(Fmt*, char*);
268 extern	double	__NaN(void);
269 extern	int	__isNaN(double);
270 extern	double	strtod(const char*, char**);
271 extern	int	utfnlen(char*, long);
272 extern	double	__Inf(int);
273 extern	int	__isInf(double, int);
274 
275 extern int (*fmtdoquote)(int);
276 
277