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62 lines
2.0 KiB
62 lines
2.0 KiB
20 years ago
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/*
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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 qop; /* negotiated qop */
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struct xdr_netobj mech_used;
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unsigned int ret_flags ;
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unsigned int req_flags ;
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struct xdr_netobj share_key;
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int conf_alg;
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struct crypto_tfm* derived_conf_key;
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int intg_alg;
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struct crypto_tfm* derived_integ_key;
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int keyestb_alg; /* alg used to get share_key */
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int owf_alg; /* one way function */
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};
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/* from openssl/objects.h */
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/* XXX need SEAL_ALG_NONE */
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#define NID_md5 4
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#define NID_dhKeyAgreement 28
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#define NID_des_cbc 31
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#define NID_sha1 64
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#define NID_cast5_cbc 108
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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, int qop_req, 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 *qop_state, int toktype);
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#define CKSUMTYPE_RSA_MD5 0x0007
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s32 make_checksum(s32 cksumtype, char *header, int hdrlen, struct xdr_buf *body,
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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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