diff options
Diffstat (limited to 'net/sunrpc/auth_gss/gss_krb5_seal.c')
-rw-r--r-- | net/sunrpc/auth_gss/gss_krb5_seal.c | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/net/sunrpc/auth_gss/gss_krb5_seal.c b/net/sunrpc/auth_gss/gss_krb5_seal.c index 146aa755f07d..ce540df9bce4 100644 --- a/net/sunrpc/auth_gss/gss_krb5_seal.c +++ b/net/sunrpc/auth_gss/gss_krb5_seal.c @@ -71,75 +71,6 @@ # define RPCDBG_FACILITY RPCDBG_AUTH #endif -#if defined(CONFIG_RPCSEC_GSS_KRB5_SIMPLIFIED) - -static void * -setup_token(struct krb5_ctx *ctx, struct xdr_netobj *token) -{ - u16 *ptr; - void *krb5_hdr; - int body_size = GSS_KRB5_TOK_HDR_LEN + ctx->gk5e->cksumlength; - - token->len = g_token_size(&ctx->mech_used, body_size); - - ptr = (u16 *)token->data; - g_make_token_header(&ctx->mech_used, body_size, (unsigned char **)&ptr); - - /* ptr now at start of header described in rfc 1964, section 1.2.1: */ - krb5_hdr = ptr; - *ptr++ = KG_TOK_MIC_MSG; - /* - * signalg is stored as if it were converted from LE to host endian, even - * though it's an opaque pair of bytes according to the RFC. - */ - *ptr++ = (__force u16)cpu_to_le16(ctx->gk5e->signalg); - *ptr++ = SEAL_ALG_NONE; - *ptr = 0xffff; - - return krb5_hdr; -} - -u32 -gss_krb5_get_mic_v1(struct krb5_ctx *ctx, struct xdr_buf *text, - struct xdr_netobj *token) -{ - char cksumdata[GSS_KRB5_MAX_CKSUM_LEN]; - struct xdr_netobj md5cksum = {.len = sizeof(cksumdata), - .data = cksumdata}; - void *ptr; - time64_t now; - u32 seq_send; - u8 *cksumkey; - - dprintk("RPC: %s\n", __func__); - BUG_ON(ctx == NULL); - - now = ktime_get_real_seconds(); - - ptr = setup_token(ctx, token); - - if (ctx->gk5e->keyed_cksum) - cksumkey = ctx->cksum; - else - cksumkey = NULL; - - if (make_checksum(ctx, ptr, 8, text, 0, cksumkey, - KG_USAGE_SIGN, &md5cksum)) - return GSS_S_FAILURE; - - memcpy(ptr + GSS_KRB5_TOK_HDR_LEN, md5cksum.data, md5cksum.len); - - seq_send = atomic_fetch_inc(&ctx->seq_send); - - 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; -} - -#endif - static void * setup_token_v2(struct krb5_ctx *ctx, struct xdr_netobj *token) { |