ViewVC Help
View File | Revision Log | Show Annotations | Download File | Root Listing
root/radiance/ray/src/common/rtio.h
Revision: 3.22
Committed: Wed Aug 14 18:20:02 2019 UTC (4 years, 9 months ago) by greg
Content type: text/plain
Branch: MAIN
Changes since 3.21: +4 -1 lines
Log Message:
Added explicit byte-swap checks in headers using BigEndian= line

File Contents

# User Rev Content
1 greg 3.22 /* RCSid $Id: rtio.h,v 3.21 2019/08/09 23:34:39 greg Exp $ */
2 greg 3.1 /*
3     * Radiance i/o and string routines
4     */
5    
6     #ifndef _RAD_RTIO_H_
7     #define _RAD_RTIO_H_
8    
9     #include <stdio.h>
10     #include <sys/types.h>
11     #include <fcntl.h>
12     #include <string.h>
13 greg 3.20 #include <time.h>
14 schorsch 3.3
15 greg 3.11 #ifdef getc_unlocked /* avoid horrendous overhead of flockfile */
16     #undef getc
17 greg 3.15 #undef getchar
18 greg 3.11 #undef putc
19 greg 3.15 #undef putchar
20 greg 3.16 #undef feof
21     #undef ferror
22 greg 3.11 #define getc getc_unlocked
23 greg 3.15 #define getchar getchar_unlocked
24 greg 3.11 #define putc putc_unlocked
25 greg 3.15 #define putchar putchar_unlocked
26 greg 3.21 #ifndef __cplusplus
27 greg 3.16 #define feof feof_unlocked
28     #define ferror ferror_unlocked
29 greg 3.11 #endif
30 greg 3.21 #endif
31 greg 3.11
32 schorsch 3.3 #ifdef __cplusplus
33     extern "C" {
34     #endif
35 greg 3.20 /* identify header lines */
36     #define MAXFMTLEN 64
37     #define isheadid(s) headidval(NULL,s)
38     #define isformat(s) formatval(NULL,s)
39     #define isdate(s) dateval(NULL,s)
40     #define isgmt(s) gmtval(NULL,s)
41    
42     #define LATLONSTR "LATLONG="
43     #define LLATLONSTR 8
44     #define islatlon(hl) (!strncmp(hl,LATLONSTR,LLATLONSTR))
45     #define latlonval(ll,hl) sscanf((hl)+LLATLONSTR, "%f %f", \
46     &(ll)[0],&(ll)[1])
47     #define fputlatlon(lat,lon,fp) fprintf(fp,"%s %.6f %.6f\n",LATLONSTR,lat,lon)
48     /* defined in header.c */
49     extern void newheader(const char *t, FILE *fp);
50     extern int headidval(char *r, const char *s);
51     extern int dateval(time_t *t, const char *s);
52     extern int gmtval(time_t *t, const char *s);
53     extern void fputdate(time_t t, FILE *fp);
54     extern void fputnow(FILE *fp);
55     extern void printargs(int ac, char **av, FILE *fp);
56     extern int formatval(char fmt[MAXFMTLEN], const char *s);
57     extern void fputformat(const char *s, FILE *fp);
58 greg 3.22 extern int nativebigendian(void);
59     extern int isbigendian(const char *s);
60     extern void fputendian(FILE *fp);
61 greg 3.20 typedef int gethfunc(char *s, void *p); /* callback to process header lines */
62     extern int getheader(FILE *fp, gethfunc *f, void *p);
63     extern int globmatch(const char *pat, const char *str);
64     extern int checkheader(FILE *fin, char fmt[MAXFMTLEN], FILE *fout);
65 greg 3.1 /* defined in badarg.c */
66     extern int badarg(int ac, char **av, char *fl);
67     /* defined in expandarg.c */
68 greg 3.14 extern int envexpchr, filexpchr;
69 greg 3.1 extern int expandarg(int *acp, char ***avp, int n);
70     /* defined in fdate.c */
71     extern time_t fdate(char *fname);
72     extern int setfdate(char *fname, long ftim);
73     /* defined in fgetline.c */
74     extern char *fgetline(char *s, int n, FILE *fp);
75     /* defined in fgetval.c */
76 schorsch 3.8 extern int fgetval(FILE *fp, int ty, void *vp);
77 greg 3.1 /* defined in fgetword.c */
78     extern char *fgetword(char *s, int n, FILE *fp);
79     /* defined in fputword.c */
80     extern void fputword(char *s, FILE *fp);
81     /* defined in fropen.c */
82     extern FILE *frlibopen(char *fname);
83     /* defined in getlibpath.c */
84     extern char *getrlibpath(void);
85 schorsch 3.5 /* defined in gethomedir.c */
86 greg 3.10 extern char *gethomedir(char *uname, char *path, int plen);
87 greg 3.1 /* defined in getpath.c */
88     extern char *getpath(char *fname, char *searchpath, int mode);
89 greg 3.9 /* defined in byteswap.c */
90     extern void swap16(char *wp, int n);
91     extern void swap32(char *wp, int n);
92     extern void swap64(char *wp, int n);
93 greg 3.1 /* defined in portio.c */
94     extern void putstr(char *s, FILE *fp);
95     extern void putint(long i, int siz, FILE *fp);
96     extern void putflt(double f, FILE *fp);
97 greg 3.13 extern int putbinary(const void *s, int elsiz, int nel, FILE *fp);
98 greg 3.1 extern char *getstr(char *s, FILE *fp);
99     extern long getint(int siz, FILE *fp);
100     extern double getflt(FILE *fp);
101 greg 3.13 extern int getbinary(void *s, int elsiz, int nel, FILE *fp);
102 greg 3.1 /* defined in rexpr.c */
103     extern int ecompile(char *sp, int iflg, int wflag);
104     extern char *expsave(void);
105     extern void expset(char *ep);
106     extern char *eindex(char *sp);
107     /* defined in savestr.c */
108     extern char *savestr(char *str);
109     extern void freestr(char *s);
110     extern int shash(char *s);
111     /* defined in savqstr.c */
112     extern char *savqstr(char *s);
113     extern void freeqstr(char *s);
114     /* defined in wordfile.c */
115 greg 3.12 extern int wordfile(char **words, int nargs, char *fname);
116     extern int wordstring(char **avl, int nargs, char *str);
117 greg 3.1 /* defined in words.c */
118     extern char *atos(char *rs, int nb, char *s);
119     extern char *nextword(char *cp, int nb, char *s);
120     extern char *sskip(char *s);
121     extern char *sskip2(char *s, int n);
122     extern char *iskip(char *s);
123     extern char *fskip(char *s);
124     extern int isint(char *s);
125     extern int isintd(char *s, char *ds);
126     extern int isflt(char *s);
127     extern int isfltd(char *s, char *ds);
128     /* defined in lamp.c */
129     extern float * matchlamp(char *s);
130     extern int loadlamps(char *file);
131     extern void freelamps(void);
132 greg 3.18
133 greg 3.19 #ifndef strlcpy /* defined in option strlcpy.c */
134 greg 3.17 extern size_t strlcpy(char *dst, const char *src, size_t siz);
135     extern size_t strlcat(char *dst, const char *src, size_t siz);
136 greg 3.18 #endif
137 greg 3.1
138     #ifdef __cplusplus
139     }
140     #endif
141     #endif /* _RAD_RTIO_H_ */
142