slirp/tftp.h

   1 /* tftp defines */
   2
   3 #define TFTP_SESSIONS_MAX 3
   4
   5 #define TFTP_SERVER     69
   6
   7 #define TFTP_RRQ    1
   8 #define TFTP_WRQ    2
   9 #define TFTP_DATA   3
  10 #define TFTP_ACK    4
  11 #define TFTP_ERROR  5
  12 #define TFTP_OACK   6
  13
  14 #define TFTP_FILENAME_MAX 512
  15
  16 struct tftp_t {
  17   struct ip ip;
  18   struct udphdr udp;
  19   uint16_t tp_op;
  20   union {
  21     struct {
  22       uint16_t tp_block_nr;
  23       uint8_t tp_buf[512];
  24     } tp_data;
  25     struct {
  26       uint16_t tp_error_code;
  27       uint8_t tp_msg[512];
  28     } tp_error;
  29     uint8_t tp_buf[512 + 2];
  30   } x;
  31 };
  32
  33 struct tftp_session {
  34     Slirp *slirp;
  35     char *filename;
  36
  37     struct in_addr client_ip;
  38     uint16_t client_port;
  39
  40     int timestamp;
  41 };
  42
  43 void tftp_input(struct mbuf *m);