pcie_aer: support configurable AER capa version
[qemu.git] / slirp / tftp.h
1 /* tftp defines */
2
3 #ifndef SLIRP_TFTP_H
4 #define SLIRP_TFTP_H
5
6 #define TFTP_SESSIONS_MAX 20
7
8 #define TFTP_SERVER 69
9
10 #define TFTP_RRQ 1
11 #define TFTP_WRQ 2
12 #define TFTP_DATA 3
13 #define TFTP_ACK 4
14 #define TFTP_ERROR 5
15 #define TFTP_OACK 6
16
17 #define TFTP_FILENAME_MAX 512
18 #define TFTP_BLOCKSIZE_MAX 1428
19
20 struct tftp_t {
21 struct udphdr udp;
22 uint16_t tp_op;
23 union {
24 struct {
25 uint16_t tp_block_nr;
26 uint8_t tp_buf[TFTP_BLOCKSIZE_MAX];
27 } tp_data;
28 struct {
29 uint16_t tp_error_code;
30 uint8_t tp_msg[TFTP_BLOCKSIZE_MAX];
31 } tp_error;
32 char tp_buf[TFTP_BLOCKSIZE_MAX + 2];
33 } x;
34 } __attribute__((packed));
35
36 struct tftp_session {
37 Slirp *slirp;
38 char *filename;
39 int fd;
40 uint16_t block_size;
41
42 struct sockaddr_storage client_addr;
43 uint16_t client_port;
44 uint32_t block_nr;
45
46 int timestamp;
47 };
48
49 void tftp_input(struct sockaddr_storage *srcsas, struct mbuf *m);
50
51 #endif