56 lines
1.9 KiB
C
56 lines
1.9 KiB
C
/*
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* linux/include/linux/sunrpc/gss_spkm3.h
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*
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* Copyright (c) 2000 The Regents of the University of Michigan.
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* All rights reserved.
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*
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* Andy Adamson <andros@umich.edu>
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*/
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#include <linux/sunrpc/auth_gss.h>
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#include <linux/sunrpc/gss_err.h>
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#include <linux/sunrpc/gss_asn1.h>
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struct spkm3_ctx {
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struct xdr_netobj ctx_id; /* per message context id */
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int endtime; /* endtime of the context */
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struct xdr_netobj mech_used;
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unsigned int ret_flags ;
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struct xdr_netobj conf_alg;
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struct xdr_netobj derived_conf_key;
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struct xdr_netobj intg_alg;
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struct xdr_netobj derived_integ_key;
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};
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/* OIDs declarations for K-ALG, I-ALG, C-ALG, and OWF-ALG */
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extern const struct xdr_netobj hmac_md5_oid;
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extern const struct xdr_netobj cast5_cbc_oid;
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/* SPKM InnerContext Token types */
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#define SPKM_ERROR_TOK 3
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#define SPKM_MIC_TOK 4
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#define SPKM_WRAP_TOK 5
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#define SPKM_DEL_TOK 6
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u32 spkm3_make_token(struct spkm3_ctx *ctx, struct xdr_buf * text, struct xdr_netobj * token, int toktype);
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u32 spkm3_read_token(struct spkm3_ctx *ctx, struct xdr_netobj *read_token, struct xdr_buf *message_buffer, int toktype);
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#define CKSUMTYPE_RSA_MD5 0x0007
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#define CKSUMTYPE_HMAC_MD5 0x0008
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s32 make_spkm3_checksum(s32 cksumtype, struct xdr_netobj *key, char *header,
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unsigned int hdrlen, struct xdr_buf *body,
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unsigned int body_offset, struct xdr_netobj *cksum);
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void asn1_bitstring_len(struct xdr_netobj *in, int *enclen, int *zerobits);
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int decode_asn1_bitstring(struct xdr_netobj *out, char *in, int enclen,
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int explen);
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void spkm3_mic_header(unsigned char **hdrbuf, unsigned int *hdrlen,
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unsigned char *ctxhdr, int elen, int zbit);
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void spkm3_make_mic_token(unsigned char **tokp, int toklen,
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struct xdr_netobj *mic_hdr,
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struct xdr_netobj *md5cksum, int md5elen, int md5zbit);
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u32 spkm3_verify_mic_token(unsigned char **tokp, int *mic_hdrlen,
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unsigned char **cksum);
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