From mboxrd@z Thu Jan 1 00:00:00 1970 From: steved@redhat.com Subject: [PATCH 19/23] gssd_krb5: More arcfour-hmac support Date: Wed, 17 Mar 2010 13:03:04 -0400 Message-ID: <1268845388-9516-20-git-send-email-steved@redhat.com> References: <1268845388-9516-1-git-send-email-steved@redhat.com> To: linux-nfs@vger.kernel.org Return-path: Received: from 4dicksons.org ([207.22.49.45]:43414 "EHLO Dobby.Home.4dicksons.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753688Ab0CQR0A (ORCPT ); Wed, 17 Mar 2010 13:26:00 -0400 Received: from [192.168.62.20] (helo=localhost.localdomain) by Dobby.Home.4dicksons.org with esmtp (Exim 4.63) (envelope-from ) id 1NrweJ-0003fC-AT for linux-nfs@vger.kernel.org; Wed, 17 Mar 2010 13:03:15 -0400 In-Reply-To: <1268845388-9516-1-git-send-email-steved@redhat.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: From: Kevin Coffman 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 Signed-off-by: Steve Dickson --- include/linux/sunrpc/gss_krb5.h | 5 +++-- net/sunrpc/auth_gss/gss_krb5_seal.c | 5 ++--- net/sunrpc/auth_gss/gss_krb5_seqnum.c | 6 ++++-- net/sunrpc/auth_gss/gss_krb5_unseal.c | 3 ++- net/sunrpc/auth_gss/gss_krb5_wrap.c | 6 +++--- 5 files changed, 14 insertions(+), 11 deletions(-) diff --git a/include/linux/sunrpc/gss_krb5.h b/include/linux/sunrpc/gss_krb5.h index 14c9b0c..9cc39fe 100644 --- a/include/linux/sunrpc/gss_krb5.h +++ b/include/linux/sunrpc/gss_krb5.h @@ -275,12 +275,13 @@ gss_decrypt_xdr_buf(struct crypto_blkcipher *tfm, struct xdr_buf *inbuf, int offset); 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); 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); diff --git a/net/sunrpc/auth_gss/gss_krb5_seal.c b/net/sunrpc/auth_gss/gss_krb5_seal.c index eb18930..b6bc20f 100644 --- a/net/sunrpc/auth_gss/gss_krb5_seal.c +++ b/net/sunrpc/auth_gss/gss_krb5_seal.c @@ -153,9 +153,8 @@ 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 17562b4..46d900e 100644 --- a/net/sunrpc/auth_gss/gss_krb5_seqnum.c +++ b/net/sunrpc/auth_gss/gss_krb5_seqnum.c @@ -41,7 +41,8 @@ #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) @@ -62,13 +63,14 @@ 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 5491886..b4416e6 100644 --- a/net/sunrpc/auth_gss/gss_krb5_unseal.c +++ b/net/sunrpc/auth_gss/gss_krb5_unseal.c @@ -132,7 +132,8 @@ 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 c8c402b..82014cc 100644 --- a/net/sunrpc/auth_gss/gss_krb5_wrap.c +++ b/net/sunrpc/auth_gss/gss_krb5_wrap.c @@ -228,7 +228,7 @@ 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; @@ -315,8 +315,8 @@ 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) || -- 1.6.6.1