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gss_krb5: split up functions in preparation of adding new enctypes

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Add encryption type to the krb5 context structure and use it to switch
to the correct functions depending on the encryption type.

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>
This commit is contained in:
Kevin Coffman 2010-03-17 13:02:49 -04:00 • committed by Trond Myklebust
parent 54ec3d462f
commit 1ac3719a22
5 changed files with 69 additions and 12 deletions
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20
net/sunrpc/auth_gss/gss_krb5_seal.c
View file

@ -70,11 +70,10 @@
DEFINE_SPINLOCK(krb5_seq_lock);
u32
gss_get_mic_kerberos(struct gss_ctx *gss_ctx, struct xdr_buf *text,
static u32
gss_get_mic_v1(struct krb5_ctx *ctx, struct xdr_buf *text,
struct xdr_netobj *token)
{
struct krb5_ctx *ctx = gss_ctx->internal_ctx_id;
char cksumdata[16];
struct xdr_netobj md5cksum = {.len = 0, .data = cksumdata};
unsigned char *ptr, *msg_start;
@ -120,3 +119,18 @@ gss_get_mic_kerberos(struct gss_ctx *gss_ctx, struct xdr_buf *text,
return (ctx->endtime < now) ? GSS_S_CONTEXT_EXPIRED : GSS_S_COMPLETE;
}
u32
gss_get_mic_kerberos(struct gss_ctx *gss_ctx, struct xdr_buf *text,
struct xdr_netobj *token)
{
struct krb5_ctx *ctx = gss_ctx->internal_ctx_id;
switch (ctx->enctype) {
default:
BUG();
case ENCTYPE_DES_CBC_RAW:
return gss_get_mic_v1(ctx, text, token);
}
}