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authorKevin Coffman <kwc@citi.umich.edu>2010-03-17 13:03:04 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-05-14 15:09:20 -0400
commit1dbd9029f3024d058da1cf6c6658c28aac2e4e1c (patch)
treeeb407d31f61ea8a14be6bb04aa09ed8980920025 /net/sunrpc
parentfc263a917afad3bda7b823a6edc803a40e7f6015 (diff)
downloadop-kernel-dev-1dbd9029f3024d058da1cf6c6658c28aac2e4e1c.zip
op-kernel-dev-1dbd9029f3024d058da1cf6c6658c28aac2e4e1c.tar.gz
gssd_krb5: More arcfour-hmac support
For the arcfour-hmac support, the make_seq_num and get_seq_num functions need access to the kerberos context structure. This will be used in a later patch. Signed-off-by: Kevin Coffman <kwc@citi.umich.edu> Signed-off-by: Steve Dickson <steved@redhat.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/auth_gss/gss_krb5_seal.c5
-rw-r--r--net/sunrpc/auth_gss/gss_krb5_seqnum.c6
-rw-r--r--net/sunrpc/auth_gss/gss_krb5_unseal.c3
-rw-r--r--net/sunrpc/auth_gss/gss_krb5_wrap.c6
4 files changed, 11 insertions, 9 deletions
diff --git a/net/sunrpc/auth_gss/gss_krb5_seal.c b/net/sunrpc/auth_gss/gss_krb5_seal.c
index e22fed3d..36fe487 100644
--- a/net/sunrpc/auth_gss/gss_krb5_seal.c
+++ b/net/sunrpc/auth_gss/gss_krb5_seal.c
@@ -152,9 +152,8 @@ gss_get_mic_v1(struct krb5_ctx *ctx, struct xdr_buf *text,
seq_send = ctx->seq_send++;
spin_unlock(&krb5_seq_lock);
- if (krb5_make_seq_num(ctx->seq, ctx->initiate ? 0 : 0xff,
- seq_send, ptr + GSS_KRB5_TOK_HDR_LEN,
- ptr + 8))
+ if (krb5_make_seq_num(ctx, ctx->seq, ctx->initiate ? 0 : 0xff,
+ seq_send, ptr + GSS_KRB5_TOK_HDR_LEN, ptr + 8))
return GSS_S_FAILURE;
return (ctx->endtime < now) ? GSS_S_CONTEXT_EXPIRED : GSS_S_COMPLETE;
diff --git a/net/sunrpc/auth_gss/gss_krb5_seqnum.c b/net/sunrpc/auth_gss/gss_krb5_seqnum.c
index 6331cd6..83b5930 100644
--- a/net/sunrpc/auth_gss/gss_krb5_seqnum.c
+++ b/net/sunrpc/auth_gss/gss_krb5_seqnum.c
@@ -40,7 +40,8 @@
#endif
s32
-krb5_make_seq_num(struct crypto_blkcipher *key,
+krb5_make_seq_num(struct krb5_ctx *kctx,
+ struct crypto_blkcipher *key,
int direction,
u32 seqnum,
unsigned char *cksum, unsigned char *buf)
@@ -61,13 +62,14 @@ krb5_make_seq_num(struct crypto_blkcipher *key,
}
s32
-krb5_get_seq_num(struct crypto_blkcipher *key,
+krb5_get_seq_num(struct krb5_ctx *kctx,
unsigned char *cksum,
unsigned char *buf,
int *direction, u32 *seqnum)
{
s32 code;
unsigned char plain[8];
+ struct crypto_blkcipher *key = kctx->seq;
dprintk("RPC: krb5_get_seq_num:\n");
diff --git a/net/sunrpc/auth_gss/gss_krb5_unseal.c b/net/sunrpc/auth_gss/gss_krb5_unseal.c
index ef91366..97eb91b 100644
--- a/net/sunrpc/auth_gss/gss_krb5_unseal.c
+++ b/net/sunrpc/auth_gss/gss_krb5_unseal.c
@@ -131,7 +131,8 @@ gss_verify_mic_v1(struct krb5_ctx *ctx,
/* do sequencing checks */
- if (krb5_get_seq_num(ctx->seq, ptr + GSS_KRB5_TOK_HDR_LEN, ptr + 8, &direction, &seqnum))
+ if (krb5_get_seq_num(ctx, ptr + GSS_KRB5_TOK_HDR_LEN, ptr + 8,
+ &direction, &seqnum))
return GSS_S_FAILURE;
if ((ctx->initiate && direction != 0xff) ||
diff --git a/net/sunrpc/auth_gss/gss_krb5_wrap.c b/net/sunrpc/auth_gss/gss_krb5_wrap.c
index 097cc27..a95e7e0a 100644
--- a/net/sunrpc/auth_gss/gss_krb5_wrap.c
+++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c
@@ -227,7 +227,7 @@ gss_wrap_kerberos_v1(struct krb5_ctx *kctx, int offset,
/* XXX would probably be more efficient to compute checksum
* and encrypt at the same time: */
- if ((krb5_make_seq_num(kctx->seq, kctx->initiate ? 0 : 0xff,
+ if ((krb5_make_seq_num(kctx, kctx->seq, kctx->initiate ? 0 : 0xff,
seq_send, ptr + GSS_KRB5_TOK_HDR_LEN, ptr + 8)))
return GSS_S_FAILURE;
@@ -314,8 +314,8 @@ gss_unwrap_kerberos_v1(struct krb5_ctx *kctx, int offset, struct xdr_buf *buf)
/* do sequencing checks */
- if (krb5_get_seq_num(kctx->seq, ptr + GSS_KRB5_TOK_HDR_LEN, ptr + 8,
- &direction, &seqnum))
+ if (krb5_get_seq_num(kctx, ptr + GSS_KRB5_TOK_HDR_LEN,
+ ptr + 8, &direction, &seqnum))
return GSS_S_BAD_SIG;
if ((kctx->initiate && direction != 0xff) ||
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