xref: /plan9/sys/src/cmd/unix/drawterm/include/lib.h (revision 1066d6debf4f3ce80fbab98c906650d920c13a7a)
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 #undef timeradd
18 #define timeradd	xtimeradd
19 
20 
21 #define	nil	((void*)0)
22 
23 typedef unsigned char	p9_uchar;
24 typedef unsigned int	p9_uint;
25 typedef unsigned int	p9_ulong;
26 typedef int		p9_long;
27 typedef signed char	p9_schar;
28 typedef unsigned short	p9_ushort;
29 typedef unsigned short	Rune;
30 typedef unsigned int	p9_u32int;
31 typedef p9_u32int mpdigit;
32 
33 /* make sure we don't conflict with predefined types */
34 #define schar	p9_schar
35 #define uchar	p9_uchar
36 #define ushort	p9_ushort
37 #define uint	p9_uint
38 #define u32int	p9_u32int
39 
40 /* #define long int rather than p9_long so that "unsigned long" is valid */
41 #define long	int
42 #define ulong	p9_ulong
43 #define vlong	p9_vlong
44 #define uvlong	p9_uvlong
45 
46 #define	nelem(x)	(sizeof(x)/sizeof((x)[0]))
47 #define SET(x)		((x)=0)
48 #define	USED(x)		if(x);else
49 
50 enum
51 {
52 	UTFmax		= 3,		/* maximum bytes per rune */
53 	Runesync	= 0x80,		/* cannot represent part of a UTF sequence (<) */
54 	Runeself	= 0x80,		/* rune and UTF sequences are the same (<) */
55 	Runeerror	= 0x80		/* decoding error in UTF */
56 };
57 
58 /*
59  * new rune routines
60  */
61 extern	int	runetochar(char*, Rune*);
62 extern	int	chartorune(Rune*, char*);
63 extern	int	runelen(long);
64 extern	int	fullrune(char*, int);
65 
66 extern  int	wstrtoutf(char*, Rune*, int);
67 extern  int	wstrutflen(Rune*);
68 
69 /*
70  * rune routines from converted str routines
71  */
72 extern	long	utflen(char*);
73 extern	char*	utfrune(char*, long);
74 extern	char*	utfrrune(char*, long);
75 
76 /*
77  * Syscall data structures
78  */
79 #define	MORDER	0x0003	/* mask for bits defining order of mounting */
80 #define	MREPL	0x0000	/* mount replaces object */
81 #define	MBEFORE	0x0001	/* mount goes before others in union directory */
82 #define	MAFTER	0x0002	/* mount goes after others in union directory */
83 #define	MCREATE	0x0004	/* permit creation in mounted directory */
84 #define	MCACHE	0x0010	/* cache some data */
85 #define	MMASK	0x0017	/* all bits on */
86 
87 #define	OREAD	0	/* open for read */
88 #define	OWRITE	1	/* write */
89 #define	ORDWR	2	/* read and write */
90 #define	OEXEC	3	/* execute, == read but check execute permission */
91 #define	OTRUNC	16	/* or'ed in (except for exec), truncate file first */
92 #define	OCEXEC	32	/* or'ed in, close on exec */
93 #define	ORCLOSE	64	/* or'ed in, remove on close */
94 #define	OEXCL   0x1000	/* or'ed in, exclusive create */
95 
96 #define	NCONT	0	/* continue after note */
97 #define	NDFLT	1	/* terminate after note */
98 #define	NSAVE	2	/* clear note but hold state */
99 #define	NRSTR	3	/* restore saved state */
100 
101 #define	ERRMAX			128	/* max length of error string */
102 #define	KNAMELEN		28	/* max length of name held in kernel */
103 
104 /* bits in Qid.type */
105 #define QTDIR		0x80		/* type bit for directories */
106 #define QTAPPEND	0x40		/* type bit for append only files */
107 #define QTEXCL		0x20		/* type bit for exclusive use files */
108 #define QTMOUNT		0x10		/* type bit for mounted channel */
109 #define QTAUTH		0x08		/* type bit for authentication file */
110 #define QTFILE		0x00		/* plain file */
111 
112 /* bits in Dir.mode */
113 #define DMDIR		0x80000000	/* mode bit for directories */
114 #define DMAPPEND		0x40000000	/* mode bit for append only files */
115 #define DMEXCL		0x20000000	/* mode bit for exclusive use files */
116 #define DMMOUNT		0x10000000	/* mode bit for mounted channel */
117 #define DMAUTH		0x08000000	/* mode bit for authentication files */
118 #define DMREAD		0x4		/* mode bit for read permission */
119 #define DMWRITE		0x2		/* mode bit for write permission */
120 #define DMEXEC		0x1		/* mode bit for execute permission */
121 
122 typedef struct Lock
123 {
124 	long	key;
125 } Lock;
126 
127 typedef struct QLock
128 {
129 	Lock	lk;
130 	struct Proc	*hold;
131 	struct Proc	*first;
132 	struct Proc	*last;
133 } QLock;
134 
135 typedef
136 struct Qid
137 {
138 	uvlong	path;
139 	ulong	vers;
140 	uchar	type;
141 } Qid;
142 
143 typedef
144 struct Dir {
145 	/* system-modified data */
146 	ushort	type;	/* server type */
147 	uint	dev;	/* server subtype */
148 	/* file data */
149 	Qid	qid;	/* unique id from server */
150 	ulong	mode;	/* permissions */
151 	ulong	atime;	/* last read time */
152 	ulong	mtime;	/* last write time */
153 	vlong	length;	/* file length */
154 	char	*name;	/* last element of path */
155 	char	*uid;	/* owner name */
156 	char	*gid;	/* group name */
157 	char	*muid;	/* last modifier name */
158 } Dir;
159 
160 typedef
161 struct Waitmsg
162 {
163 	int pid;	/* of loved one */
164 	ulong time[3];	/* of loved one & descendants */
165 	char	*msg;
166 } Waitmsg;
167 
168 /*
169  * print routines
170  */
171 typedef struct Fmt	Fmt;
172 struct Fmt{
173 	uchar	runes;			/* output buffer is runes or chars? */
174 	void	*start;			/* of buffer */
175 	void	*to;			/* current place in the buffer */
176 	void	*stop;			/* end of the buffer; overwritten if flush fails */
177 	int	(*flush)(Fmt *);	/* called when to == stop */
178 	void	*farg;			/* to make flush a closure */
179 	int	nfmt;			/* num chars formatted so far */
180 	va_list	args;			/* args passed to dofmt */
181 	int	r;			/* % format Rune */
182 	int	width;
183 	int	prec;
184 	ulong	flags;
185 };
186 
187 enum{
188 	FmtWidth	= 1,
189 	FmtLeft		= FmtWidth << 1,
190 	FmtPrec		= FmtLeft << 1,
191 	FmtSharp	= FmtPrec << 1,
192 	FmtSpace	= FmtSharp << 1,
193 	FmtSign		= FmtSpace << 1,
194 	FmtZero		= FmtSign << 1,
195 	FmtUnsigned	= FmtZero << 1,
196 	FmtShort	= FmtUnsigned << 1,
197 	FmtLong		= FmtShort << 1,
198 	FmtVLong	= FmtLong << 1,
199 	FmtComma	= FmtVLong << 1,
200 	FmtByte	= FmtComma << 1,
201 
202 	FmtFlag		= FmtByte << 1,
203 	FmtLDouble	= FmtFlag << 1
204 };
205 
206 extern	int	print(char*, ...);
207 extern	char*	seprint(char*, char*, char*, ...);
208 extern	char*	vseprint(char*, char*, char*, va_list);
209 extern	int	snprint(char*, int, char*, ...);
210 extern	int	vsnprint(char*, int, char*, va_list);
211 extern	char*	smprint(char*, ...);
212 extern	char*	vsmprint(char*, va_list);
213 extern	int	sprint(char*, char*, ...);
214 extern	int	fprint(int, char*, ...);
215 extern	int	vfprint(int, char*, va_list);
216 
217 extern	int	(*doquote)(int);
218 extern	int	runesprint(Rune*, char*, ...);
219 extern	int	runesnprint(Rune*, int, char*, ...);
220 extern	int	runevsnprint(Rune*, int, char*, va_list);
221 extern	Rune*	runeseprint(Rune*, Rune*, char*, ...);
222 extern	Rune*	runevseprint(Rune*, Rune*, char*, va_list);
223 extern	Rune*	runesmprint(char*, ...);
224 extern	Rune*	runevsmprint(char*, va_list);
225 
226 extern	int	fmtfdinit(Fmt*, int, char*, int);
227 extern	int	fmtfdflush(Fmt*);
228 extern	int	fmtstrinit(Fmt*);
229 extern	int	fmtinstall(int, int (*)(Fmt*));
230 extern	char*	fmtstrflush(Fmt*);
231 extern	int	runefmtstrinit(Fmt*);
232 extern	Rune*	runefmtstrflush(Fmt*);
233 extern	int	encodefmt(Fmt*);
234 extern	int	fmtstrcpy(Fmt*, char*);
235 extern	int	fmtprint(Fmt*, char*, ...);
236 extern	int	fmtvprint(Fmt*, char*, va_list);
237 extern	void*	mallocz(ulong, int);
238 
239 extern	uintptr	getcallerpc(void*);
240 extern	char*	cleanname(char*);
241 extern	void	sysfatal(char*, ...);
242 extern	char*	strecpy(char*, char*, char*);
243 
244 extern	int	tokenize(char*, char**, int);
245 extern	int	getfields(char*, char**, int, int, char*);
246 extern	char*	utfecpy(char*, char*, char*);
247 extern	long	tas(long*);
248 extern	void	quotefmtinstall(void);
249 extern	int	dec64(uchar*, int, char*, int);
250 extern	int	enc64(char*, int, uchar*, int);
251 extern	int	dec32(uchar*, int, char*, int);
252 extern	int	enc32(char*, int, uchar*, int);
253 extern	int	enc16(char*, int, uchar*, int);
254 void		hnputs(void *p, unsigned short v);
255 extern	int	dofmt(Fmt*, char*);
256 extern	double	__NaN(void);
257 extern	int	__isNaN(double);
258 extern	double	strtod(const char*, char**);
259 extern	int	utfnlen(char*, long);
260 extern	double	__Inf(int);
261 extern	int	__isInf(double, int);
262 
263 extern int (*fmtdoquote)(int);
264 
265