gss_spkm3.h 1.9 KB

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  1. /*
  2. * linux/include/linux/sunrpc/gss_spkm3.h
  3. *
  4. * Copyright (c) 2000 The Regents of the University of Michigan.
  5. * All rights reserved.
  6. *
  7. * Andy Adamson <andros@umich.edu>
  8. */
  9. #include <linux/sunrpc/auth_gss.h>
  10. #include <linux/sunrpc/gss_err.h>
  11. #include <linux/sunrpc/gss_asn1.h>
  12. struct spkm3_ctx {
  13. struct xdr_netobj ctx_id; /* per message context id */
  14. int endtime; /* endtime of the context */
  15. struct xdr_netobj mech_used;
  16. unsigned int ret_flags ;
  17. struct xdr_netobj conf_alg;
  18. struct xdr_netobj derived_conf_key;
  19. struct xdr_netobj intg_alg;
  20. struct xdr_netobj derived_integ_key;
  21. };
  22. /* OIDs declarations for K-ALG, I-ALG, C-ALG, and OWF-ALG */
  23. extern const struct xdr_netobj hmac_md5_oid;
  24. extern const struct xdr_netobj cast5_cbc_oid;
  25. /* SPKM InnerContext Token types */
  26. #define SPKM_ERROR_TOK 3
  27. #define SPKM_MIC_TOK 4
  28. #define SPKM_WRAP_TOK 5
  29. #define SPKM_DEL_TOK 6
  30. u32 spkm3_make_token(struct spkm3_ctx *ctx, struct xdr_buf * text, struct xdr_netobj * token, int toktype);
  31. u32 spkm3_read_token(struct spkm3_ctx *ctx, struct xdr_netobj *read_token, struct xdr_buf *message_buffer, int toktype);
  32. #define CKSUMTYPE_RSA_MD5 0x0007
  33. #define CKSUMTYPE_HMAC_MD5 0x0008
  34. s32 make_spkm3_checksum(s32 cksumtype, struct xdr_netobj *key, char *header,
  35. unsigned int hdrlen, struct xdr_buf *body,
  36. unsigned int body_offset, struct xdr_netobj *cksum);
  37. void asn1_bitstring_len(struct xdr_netobj *in, int *enclen, int *zerobits);
  38. int decode_asn1_bitstring(struct xdr_netobj *out, char *in, int enclen,
  39. int explen);
  40. void spkm3_mic_header(unsigned char **hdrbuf, unsigned int *hdrlen,
  41. unsigned char *ctxhdr, int elen, int zbit);
  42. void spkm3_make_mic_token(unsigned char **tokp, int toklen,
  43. struct xdr_netobj *mic_hdr,
  44. struct xdr_netobj *md5cksum, int md5elen, int md5zbit);
  45. u32 spkm3_verify_mic_token(unsigned char **tokp, int *mic_hdrlen,
  46. unsigned char **cksum);