| #pragma once | |
| #define SEGSIZE 512 | |
| #define RRQ 01 | |
| #define WRQ 02 | |
| #define DATA 03 | |
| #define ACK 04 | |
| #define ERROR 05 | |
| struct tftphdr { | |
| short th_opcode; | |
| union { | |
| unsigned short tu_block; | |
| short tu_code; | |
| char tu_stuff[1]; | |
| } th_u; | |
| char th_data[1]; | |
| }; | |
| #define th_block th_u.tu_block | |
| #define th_code th_u.tu_code | |
| #define th_stuff th_u.tu_stuff | |
| #define th_msg th_data | |
| #define EUNDEF 0 | |
| #define ENOTFOUND 1 | |
| #define EACCESS 2 | |
| #define ENOSPACE 3 | |
| #define EBADOP 4 | |
| #define EBADID 5 | |
| #define EEXISTS 6 | |
| #define ENOUSER 7 |