libc/stdio/fopencookie.c

53 	struct fopencookie_thunk *thunk;
60 	thunk = malloc(sizeof(*thunk));
61 	if (thunk == NULL)
64 	thunk->foc_cookie = cookie;
65 	thunk->foc_io = io_funcs;
74 	fp = funopen(thunk, readfn, writefn, _fopencookie_seek,
77 		free(thunk);
90 	struct fopencookie_thunk *thunk;
92 	thunk = cookie;
95 	if (thunk->foc_io.read == NULL)
98 	return ((int)thunk->foc_io.read(thunk->foc_cookie, buf, (size_t)size));
104 	struct fopencookie_thunk *thunk;
106 	thunk = cookie;
109 	if (thunk->foc_io.write == NULL)
112 	return ((int)thunk->foc_io.write(thunk->foc_cookie, buf,
119 	struct fopencookie_thunk *thunk;
134 	thunk = cookie;
140 	if (thunk->foc_io.seek == NULL) {
146 	res = thunk->foc_io.seek(thunk->foc_cookie, &off64, whence);
156 	struct fopencookie_thunk *thunk;
160 	thunk = cookie;
161 	if (thunk->foc_io.close != NULL)
162 		ret = thunk->foc_io.close(thunk->foc_cookie);
165 	free(thunk);