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189935b1 | 1 | /** @file fileio.h |
2 | * @brief ANSI FILE* clone API declarations. | |
3 | * @version $Id: fileio.h,v 1.4 2004/10/05 01:45:24 entrope Exp $ | |
4 | */ | |
5 | #ifndef INCLUDED_fileio_h | |
6 | #define INCLUDED_fileio_h | |
7 | ||
8 | #ifndef INCLUDED_sys_types_h | |
9 | #include <sys/types.h> /* size_t */ | |
10 | #define INCLUDED_sys_types_h | |
11 | #endif | |
12 | ||
13 | struct stat; | |
14 | ||
15 | /** A mirror of the ANSI FILE struct, but it works for any | |
16 | * file descriptor. FileBufs are allocated when a file is opened with | |
17 | * fbopen, and they are freed when the file is closed using fbclose. | |
18 | * (Some OSes limit the range of file descriptors in a FILE*, for | |
19 | * example to fit in "char".) | |
20 | */ | |
21 | typedef struct FileBuf FBFILE; | |
22 | ||
23 | /* | |
24 | * open a file and return a FBFILE*, see fopen(3) | |
25 | */ | |
26 | extern FBFILE *fbopen(const char *filename, const char *mode); | |
27 | /* | |
28 | * associate a file descriptor with a FBFILE* | |
29 | * if a FBFILE* is associated here it MUST be closed using fbclose | |
30 | * see fdopen(3) | |
31 | */ | |
32 | extern FBFILE *fdbopen(int fd, const char *mode); | |
33 | /* | |
34 | * close a file opened with fbopen, see fclose(3) | |
35 | */ | |
36 | extern void fbclose(FBFILE * fb); | |
37 | /* | |
38 | * return the next character from the file, EOF on end of file | |
39 | * see fgetc(3) | |
40 | */ | |
41 | extern int fbgetc(FBFILE * fb); | |
42 | /* | |
43 | * return next string in a file up to and including the newline character | |
44 | * see fgets(3) | |
45 | */ | |
46 | extern char *fbgets(char *buf, size_t len, FBFILE * fb); | |
47 | /* | |
48 | * write a null terminated string to a file, see fputs(3) | |
49 | */ | |
50 | extern int fbputs(const char *str, FBFILE * fb); | |
51 | /* | |
52 | * return the status of the file associated with fb, see fstat(3) | |
53 | */ | |
54 | extern int fbstat(struct stat *sb, FBFILE * fb); | |
55 | ||
56 | #endif /* INCLUDED_fileio_h */ |