You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

tftp.h 2.8KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576
  1. /*
  2. * Copyright (c) 1983, 1993
  3. * The Regents of the University of California. All rights reserved.
  4. *
  5. * Redistribution and use in source and binary forms, with or without
  6. * modification, are permitted provided that the following conditions
  7. * are met:
  8. * 1. Redistributions of source code must retain the above copyright
  9. * notice, this list of conditions and the following disclaimer.
  10. * 2. Redistributions in binary form must reproduce the above copyright
  11. * notice, this list of conditions and the following disclaimer in the
  12. * documentation and/or other materials provided with the distribution.
  13. * 4. Neither the name of the University nor the names of its contributors
  14. * may be used to endorse or promote products derived from this software
  15. * without specific prior written permission.
  16. *
  17. * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  18. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20. * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  21. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27. * SUCH DAMAGE.
  28. *
  29. * @(#)tftp.h 8.1 (Berkeley) 6/2/93
  30. */
  31. #ifndef _ARPA_TFTP_H
  32. #define _ARPA_TFTP_H 1
  33. /*
  34. * Trivial File Transfer Protocol (IEN-133)
  35. */
  36. #define SEGSIZE 512 /* data segment size */
  37. /*
  38. * Packet types.
  39. */
  40. #define RRQ 01 /* read request */
  41. #define WRQ 02 /* write request */
  42. #define DATA 03 /* data packet */
  43. #define ACK 04 /* acknowledgement */
  44. #define ERROR 05 /* error code */
  45. struct tftphdr {
  46. short th_opcode; /* packet type */
  47. union {
  48. unsigned short tu_block; /* block # */
  49. short tu_code; /* error code */
  50. char tu_stuff[1]; /* request packet stuff */
  51. } __attribute__ ((__packed__)) th_u;
  52. char th_data[1]; /* data or error string */
  53. } __attribute__ ((__packed__));
  54. #define th_block th_u.tu_block
  55. #define th_code th_u.tu_code
  56. #define th_stuff th_u.tu_stuff
  57. #define th_msg th_data
  58. /*
  59. * Error codes.
  60. */
  61. #define EUNDEF 0 /* not defined */
  62. #define ENOTFOUND 1 /* file not found */
  63. #define EACCESS 2 /* access violation */
  64. #define ENOSPACE 3 /* disk full or allocation exceeded */
  65. #define EBADOP 4 /* illegal TFTP operation */
  66. #define EBADID 5 /* unknown transfer ID */
  67. #define EEXISTS 6 /* file already exists */
  68. #define ENOUSER 7 /* no such user */
  69. #endif /* arpa/tftp.h */