16 	struct fcookie fc;  member
22 	struct fcookie *fc = f->cookie;  in cookieread()  local
27 	if (!fc->iofuncs.read) goto bail;  in cookieread()
30 		ret = fc->iofuncs.read(fc->cookie, (char *) buf, len2);  in cookieread()
40 	ret = fc->iofuncs.read(fc->cookie, (char *) f->rpos, f->buf_size);  in cookieread()
56 	struct fcookie *fc = f->cookie;  in cookiewrite()  local
59 	if (!fc->iofuncs.write) return len;  in cookiewrite()
64 	ret = fc->iofuncs.write(fc->cookie, (const char *) buf, len);  in cookiewrite()
75 	struct fcookie *fc = f->cookie;  in cookieseek()  local
81 	if (!fc->iofuncs.seek) {  in cookieseek()
85 	res = fc->iofuncs.seek(fc->cookie, &off, whence);  in cookieseek()
93 	struct fcookie *fc = f->cookie;  in cookieclose()  local
94 	if (fc->iofuncs.close) return fc->iofuncs.close(fc->cookie);  in cookieclose()
118 	f->fc.cookie = cookie;  in fopencookie()
119 	f->fc.iofuncs = iofuncs;  in fopencookie()
122 	f->f.cookie = &f->fc;  in fopencookie()