sideband.hon commit dir.c: use the cache_* macro to access the current index (7126102)
   1#ifndef SIDEBAND_H
   2#define SIDEBAND_H
   3
   4#define SIDEBAND_PROTOCOL_ERROR -2
   5#define SIDEBAND_REMOTE_ERROR -1
   6
   7int recv_sideband(const char *me, int in_stream, int out);
   8ssize_t send_sideband(int fd, int band, const char *data, ssize_t sz, int packet_max);
   9
  10#endif