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
24 unsigned char *rpos, *rend;
26 unsigned char *wend, *wpos;
27 unsigned char *mustbezero_1;
29 size_t (*read)(FILE *, unsigned char *, size_t);
30 size_t (*write)(FILE *, const unsigned char *, size_t);
31 off_t (*seek)(FILE *, off_t, int);
49 FILE *prev_locked, *next_locked;
52 size_t __stdio_read(FILE *, unsigned char *, size_t);
53 size_t __stdio_write(FILE *, const unsigned char *, size_t);
54 size_t __stdout_write(FILE *, const unsigned char *, size_t);
55 off_t __stdio_seek(FILE *, off_t, int);
56 int __stdio_close(FILE *);
58 size_t __string_read(FILE *, unsigned char *, size_t);
61 int __towrite(FILE *);
63 #if defined(__PIC__) && (100*__GNUC__+__GNUC_MINOR__ >= 303)
64 __attribute__((visibility("protected")))
66 int __overflow(FILE *, int), __uflow(FILE *);
68 int __fseeko(FILE *, off_t, int);
69 int __fseeko_unlocked(FILE *, off_t, int);
70 off_t __ftello(FILE *);
71 off_t __ftello_unlocked(FILE *);
72 size_t __fwritex(const unsigned char *, size_t, FILE *);
73 int __putc_unlocked(int, FILE *);
75 FILE *__fdopen(int, const char *);
76 int __fmodeflags(const char *);
78 #define OFLLOCK() LOCK(libc.ofl_lock)
79 #define OFLUNLOCK() UNLOCK(libc.ofl_lock)
81 #define feof(f) ((f)->flags & F_EOF)
82 #define ferror(f) ((f)->flags & F_ERR)
84 #define getc_unlocked(f) \
85 ( ((f)->rpos < (f)->rend) ? *(f)->rpos++ : __uflow((f)) )
87 #define putc_unlocked(c, f) ( ((c)!=(f)->lbf && (f)->wpos<(f)->wend) \
88 ? *(f)->wpos++ = (c) : __overflow((f),(c)) )
90 /* Caller-allocated FILE * operations */
91 FILE *__fopen_rb_ca(const char *, FILE *, unsigned char *, size_t);
92 int __fclose_ca(FILE *);