10 #define FFINALLOCK(f) ((f)->lock>=0 ? __lockfile((f)) : 0)
11 #define FLOCK(f) int __need_unlock = ((f)->lock>=0 ? __lockfile((f)) : 0)
12 #define FUNLOCK(f) if (__need_unlock) __unlockfile((f)); else
23 unsigned char *rpos, *rend;
25 unsigned char *wend, *wpos;
26 unsigned char *mustbezero_1;
28 size_t (*read)(FILE *, unsigned char *, size_t);
29 size_t (*write)(FILE *, const unsigned char *, size_t);
30 off_t (*seek)(FILE *, off_t, int);
50 size_t __stdio_read(FILE *, unsigned char *, size_t);
51 size_t __stdio_write(FILE *, const unsigned char *, size_t);
52 size_t __stdout_write(FILE *, const unsigned char *, size_t);
53 off_t __stdio_seek(FILE *, off_t, int);
54 int __stdio_close(FILE *);
56 size_t __string_read(FILE *, unsigned char *, size_t);
59 int __towrite(FILE *);
61 #if defined(__PIC__) && (100*__GNUC__+__GNUC_MINOR__ >= 303)
62 __attribute__((visibility("protected")))
64 int __overflow(FILE *, int), __uflow(FILE *);
66 int __fseeko(FILE *, off_t, int);
67 int __fseeko_unlocked(FILE *, off_t, int);
68 off_t __ftello(FILE *);
69 off_t __ftello_unlocked(FILE *);
70 size_t __fwritex(const unsigned char *, size_t, FILE *);
71 int __putc_unlocked(int, FILE *);
73 FILE *__fdopen(int, const char *);
74 int __fmodeflags(const char *);
76 #define OFLLOCK() LOCK(libc.ofl_lock)
77 #define OFLUNLOCK() UNLOCK(libc.ofl_lock)
79 #define feof(f) ((f)->flags & F_EOF)
80 #define ferror(f) ((f)->flags & F_ERR)
82 #define getc_unlocked(f) \
83 ( ((f)->rpos < (f)->rend) ? *(f)->rpos++ : __uflow((f)) )
85 #define putc_unlocked(c, f) ( ((c)!=(f)->lbf && (f)->wpos<(f)->wend) \
86 ? *(f)->wpos++ = (c) : __overflow((f),(c)) )
88 /* Caller-allocated FILE * operations */
89 FILE *__fopen_rb_ca(const char *, FILE *, unsigned char *, size_t);
90 int __fclose_ca(FILE *);