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authorJ. Bruce Fields <bfields@fieldses.org>2006-01-03 09:56:00 +0100
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-01-06 20:58:59 +0100
commit9eed129bbde80cbd7ffeacaa1555ba1e0c9a0997 (patch)
tree49066f9b5321e09cf9696e5b69d454bf1e393eb0 /net/sunrpc/auth_gss
parentNFSv4: Fix an Oops in nfs_do_expire_all_delegations (diff)
downloadlinux-9eed129bbde80cbd7ffeacaa1555ba1e0c9a0997.tar.xz
linux-9eed129bbde80cbd7ffeacaa1555ba1e0c9a0997.zip
SUNRPC: Update the spkm3 code to use the make_checksum interface
Also update the tokenlen calculations to accomodate g_token_size(). Signed-off-by: Andy Adamson <andros@citi.umich.edu> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc/auth_gss')
-rw-r--r--net/sunrpc/auth_gss/gss_spkm3_seal.c11
-rw-r--r--net/sunrpc/auth_gss/gss_spkm3_token.c3
-rw-r--r--net/sunrpc/auth_gss/gss_spkm3_unseal.c2
3 files changed, 8 insertions, 8 deletions
diff --git a/net/sunrpc/auth_gss/gss_spkm3_seal.c b/net/sunrpc/auth_gss/gss_spkm3_seal.c
index d1e12b25d6e2..86fbf7c3e39c 100644
--- a/net/sunrpc/auth_gss/gss_spkm3_seal.c
+++ b/net/sunrpc/auth_gss/gss_spkm3_seal.c
@@ -59,7 +59,7 @@ spkm3_make_token(struct spkm3_ctx *ctx,
char tokhdrbuf[25];
struct xdr_netobj md5cksum = {.len = 0, .data = NULL};
struct xdr_netobj mic_hdr = {.len = 0, .data = tokhdrbuf};
- int tmsglen, tokenlen = 0;
+ int tokenlen = 0;
unsigned char *ptr;
s32 now;
int ctxelen = 0, ctxzbit = 0;
@@ -92,24 +92,23 @@ spkm3_make_token(struct spkm3_ctx *ctx,
}
if (toktype == SPKM_MIC_TOK) {
- tmsglen = 0;
/* Calculate checksum over the mic-header */
asn1_bitstring_len(&ctx->ctx_id, &ctxelen, &ctxzbit);
spkm3_mic_header(&mic_hdr.data, &mic_hdr.len, ctx->ctx_id.data,
ctxelen, ctxzbit);
if (make_checksum(checksum_type, mic_hdr.data, mic_hdr.len,
- text, &md5cksum))
+ text, 0, &md5cksum))
goto out_err;
asn1_bitstring_len(&md5cksum, &md5elen, &md5zbit);
- tokenlen = 10 + ctxelen + 1 + 2 + md5elen + 1;
+ tokenlen = 10 + ctxelen + 1 + md5elen + 1;
/* Create token header using generic routines */
- token->len = g_token_size(&ctx->mech_used, tokenlen + tmsglen);
+ token->len = g_token_size(&ctx->mech_used, tokenlen);
ptr = token->data;
- g_make_token_header(&ctx->mech_used, tokenlen + tmsglen, &ptr);
+ g_make_token_header(&ctx->mech_used, tokenlen, &ptr);
spkm3_make_mic_token(&ptr, tokenlen, &mic_hdr, &md5cksum, md5elen, md5zbit);
} else if (toktype == SPKM_WRAP_TOK) { /* Not Supported */
diff --git a/net/sunrpc/auth_gss/gss_spkm3_token.c b/net/sunrpc/auth_gss/gss_spkm3_token.c
index 1f824578d773..af0d7ce74686 100644
--- a/net/sunrpc/auth_gss/gss_spkm3_token.c
+++ b/net/sunrpc/auth_gss/gss_spkm3_token.c
@@ -182,6 +182,7 @@ spkm3_mic_header(unsigned char **hdrbuf, unsigned int *hdrlen, unsigned char *ct
* *tokp points to the beginning of the SPKM_MIC token described
* in rfc 2025, section 3.2.1:
*
+ * toklen is the inner token length
*/
void
spkm3_make_mic_token(unsigned char **tokp, int toklen, struct xdr_netobj *mic_hdr, struct xdr_netobj *md5cksum, int md5elen, int md5zbit)
@@ -189,7 +190,7 @@ spkm3_make_mic_token(unsigned char **tokp, int toklen, struct xdr_netobj *mic_hd
unsigned char *ict = *tokp;
*(u8 *)ict++ = 0xa4;
- *(u8 *)ict++ = toklen - 2;
+ *(u8 *)ict++ = toklen;
memcpy(ict, mic_hdr->data, mic_hdr->len);
ict += mic_hdr->len;
diff --git a/net/sunrpc/auth_gss/gss_spkm3_unseal.c b/net/sunrpc/auth_gss/gss_spkm3_unseal.c
index 241d5b30dfcb..96851b0ba1ba 100644
--- a/net/sunrpc/auth_gss/gss_spkm3_unseal.c
+++ b/net/sunrpc/auth_gss/gss_spkm3_unseal.c
@@ -95,7 +95,7 @@ spkm3_read_token(struct spkm3_ctx *ctx,
ret = GSS_S_DEFECTIVE_TOKEN;
code = make_checksum(CKSUMTYPE_RSA_MD5, ptr + 2,
mic_hdrlen + 2,
- message_buffer, &md5cksum);
+ message_buffer, 0, &md5cksum);
if (code)
goto out;