libtirpc/libtirpc-1.0.2-rc1.patch

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diff --git a/src/svc.c b/src/svc.c
index 9c41445..b59467b 100644
--- a/src/svc.c
+++ b/src/svc.c
@@ -99,7 +99,7 @@ xprt_register (xprt)
{
__svc_xports = (SVCXPRT **) calloc (_rpc_dtablesize(), sizeof (SVCXPRT *));
if (__svc_xports == NULL)
- return;
+ goto unlock;
}
if (sock < _rpc_dtablesize())
{
@@ -120,14 +120,14 @@ xprt_register (xprt)
svc_pollfd[i].fd = sock;
svc_pollfd[i].events = (POLLIN | POLLPRI |
POLLRDNORM | POLLRDBAND);
- return;
+ goto unlock;
}
new_svc_pollfd = (struct pollfd *) realloc (svc_pollfd,
sizeof (struct pollfd)
* (svc_max_pollfd + 1));
if (new_svc_pollfd == NULL) /* Out of memory */
- return;
+ goto unlock;
svc_pollfd = new_svc_pollfd;
++svc_max_pollfd;
@@ -135,6 +135,7 @@ xprt_register (xprt)
svc_pollfd[svc_max_pollfd - 1].events = (POLLIN | POLLPRI |
POLLRDNORM | POLLRDBAND);
}
+unlock:
rwlock_unlock (&svc_fd_lock);
}
diff --git a/src/svc_auth_gss.c b/src/svc_auth_gss.c
index b6aa407..bece46a 100644
--- a/src/svc_auth_gss.c
+++ b/src/svc_auth_gss.c
@@ -129,6 +129,8 @@ struct svc_rpc_gss_data {
((struct svc_rpc_gss_data *)(auth)->svc_ah_private)
/* Global server credentials. */
+static u_int _svcauth_req_time = 0;
+static gss_OID_set_desc _svcauth_oid_set = {1, GSS_C_NULL_OID };
static gss_cred_id_t _svcauth_gss_creds;
static gss_name_t _svcauth_gss_name = GSS_C_NO_NAME;
static char * _svcauth_svc_name = NULL;
@@ -167,6 +169,7 @@ svcauth_gss_import_name(char *service)
gss_name_t name;
gss_buffer_desc namebuf;
OM_uint32 maj_stat, min_stat;
+ bool_t result;
gss_log_debug("in svcauth_gss_import_name()");
@@ -181,22 +184,21 @@ svcauth_gss_import_name(char *service)
maj_stat, min_stat);
return (FALSE);
}
- if (svcauth_gss_set_svc_name(name) != TRUE) {
- gss_release_name(&min_stat, &name);
- return (FALSE);
- }
- return (TRUE);
+ result = svcauth_gss_set_svc_name(name);
+ gss_release_name(&min_stat, &name);
+ return result;
}
static bool_t
-svcauth_gss_acquire_cred(u_int req_time, gss_OID_set_desc *oid_set)
+svcauth_gss_acquire_cred(void)
{
OM_uint32 maj_stat, min_stat;
gss_log_debug("in svcauth_gss_acquire_cred()");
- maj_stat = gss_acquire_cred(&min_stat, _svcauth_gss_name, req_time,
- oid_set, GSS_C_ACCEPT,
+ maj_stat = gss_acquire_cred(&min_stat, _svcauth_gss_name,
+ _svcauth_req_time, &_svcauth_oid_set,
+ GSS_C_ACCEPT,
&_svcauth_gss_creds, NULL, NULL);
if (maj_stat != GSS_S_COMPLETE) {
@@ -300,6 +302,8 @@ svcauth_gss_accept_sec_context(struct svc_req *rqst,
NULL,
&gd->deleg);
+ xdr_free((xdrproc_t)xdr_rpc_gss_init_args, (caddr_t)&recv_tok);
+
if (gr->gr_major != GSS_S_COMPLETE &&
gr->gr_major != GSS_S_CONTINUE_NEEDED) {
gss_log_status("svcauth_gss_accept_sec_context: accept_sec_context",
@@ -352,8 +356,11 @@ svcauth_gss_accept_sec_context(struct svc_req *rqst,
return (FALSE);
rqst->rq_xprt->xp_verf.oa_flavor = RPCSEC_GSS;
- rqst->rq_xprt->xp_verf.oa_base = checksum.value;
+ memcpy(rqst->rq_xprt->xp_verf.oa_base, checksum.value,
+ checksum.length);
rqst->rq_xprt->xp_verf.oa_length = checksum.length;
+
+ gss_release_buffer(&min_stat, &checksum);
}
return (TRUE);
}
@@ -435,10 +442,13 @@ svcauth_gss_nextverf(struct svc_req *rqst, u_int num)
maj_stat, min_stat);
return (FALSE);
}
+
rqst->rq_xprt->xp_verf.oa_flavor = RPCSEC_GSS;
- rqst->rq_xprt->xp_verf.oa_base = (caddr_t)checksum.value;
+ memcpy(rqst->rq_xprt->xp_verf.oa_base, checksum.value, checksum.length);
rqst->rq_xprt->xp_verf.oa_length = (u_int)checksum.length;
+ gss_release_buffer(&min_stat, &checksum);
+
return (TRUE);
}
@@ -568,6 +578,8 @@ _svcauth_gss(struct svc_req *rqst, struct rpc_msg *msg, bool_t *no_dispatch)
gss_qop_t qop;
struct svcauth_gss_cache_entry **ce;
time_t now;
+ enum auth_stat result = AUTH_OK;
+ OM_uint32 min_stat;
gss_log_debug("in svcauth_gss()");
@@ -621,19 +633,25 @@ _svcauth_gss(struct svc_req *rqst, struct rpc_msg *msg, bool_t *no_dispatch)
XDR_DESTROY(&xdrs);
/* Check version. */
- if (gc->gc_v != RPCSEC_GSS_VERSION)
- return (AUTH_BADCRED);
+ if (gc->gc_v != RPCSEC_GSS_VERSION) {
+ result = AUTH_BADCRED;
+ goto out;
+ }
/* Check RPCSEC_GSS service. */
if (gc->gc_svc != RPCSEC_GSS_SVC_NONE &&
gc->gc_svc != RPCSEC_GSS_SVC_INTEGRITY &&
- gc->gc_svc != RPCSEC_GSS_SVC_PRIVACY)
- return (AUTH_BADCRED);
+ gc->gc_svc != RPCSEC_GSS_SVC_PRIVACY) {
+ result = AUTH_BADCRED;
+ goto out;
+ }
/* Check sequence number. */
if (gd->established) {
- if (gc->gc_seq > MAXSEQ)
- return (RPCSEC_GSS_CTXPROBLEM);
+ if (gc->gc_seq > MAXSEQ) {
+ result = RPCSEC_GSS_CTXPROBLEM;
+ goto out;
+ }
if ((offset = gd->seqlast - gc->gc_seq) < 0) {
gd->seqlast = gc->gc_seq;
@@ -643,7 +661,8 @@ _svcauth_gss(struct svc_req *rqst, struct rpc_msg *msg, bool_t *no_dispatch)
}
else if (offset >= gd->win || (gd->seqmask & (1 << offset))) {
*no_dispatch = 1;
- return (RPCSEC_GSS_CTXPROBLEM);
+ result = RPCSEC_GSS_CTXPROBLEM;
+ goto out;
}
gd->seq = gc->gc_seq;
gd->seqmask |= (1 << offset);
@@ -654,35 +673,52 @@ _svcauth_gss(struct svc_req *rqst, struct rpc_msg *msg, bool_t *no_dispatch)
rqst->rq_svcname = (char *)gd->ctx;
}
+ rqst->rq_xprt->xp_verf.oa_base = msg->rm_call.cb_verf.oa_base;
+
/* Handle RPCSEC_GSS control procedure. */
switch (gc->gc_proc) {
case RPCSEC_GSS_INIT:
case RPCSEC_GSS_CONTINUE_INIT:
- if (rqst->rq_proc != NULLPROC)
- return (AUTH_FAILED); /* XXX ? */
+ if (rqst->rq_proc != NULLPROC) {
+ result = AUTH_FAILED; /* XXX ? */
+ break;
+ }
if (_svcauth_gss_name == GSS_C_NO_NAME) {
- if (!svcauth_gss_import_name("nfs"))
- return (AUTH_FAILED);
+ if (!svcauth_gss_import_name("nfs")) {
+ result = AUTH_FAILED;
+ break;
+ }
}
- if (!svcauth_gss_acquire_cred(0, GSS_C_NULL_OID_SET))
- return (AUTH_FAILED);
+ if (!svcauth_gss_acquire_cred()) {
+ result = AUTH_FAILED;
+ break;
+ }
- if (!svcauth_gss_accept_sec_context(rqst, &gr))
- return (AUTH_REJECTEDCRED);
+ if (!svcauth_gss_accept_sec_context(rqst, &gr)) {
+ result = AUTH_REJECTEDCRED;
+ break;
+ }
- if (!svcauth_gss_nextverf(rqst, htonl(gr.gr_win)))
- return (AUTH_FAILED);
+ if (!svcauth_gss_nextverf(rqst, htonl(gr.gr_win))) {
+ result = AUTH_FAILED;
+ break;
+ }
*no_dispatch = TRUE;
call_stat = svc_sendreply(rqst->rq_xprt,
(xdrproc_t)xdr_rpc_gss_init_res, (caddr_t)&gr);
- if (!call_stat)
- return (AUTH_FAILED);
+ gss_release_buffer(&min_stat, &gr.gr_token);
+ free(gr.gr_ctx.value);
+
+ if (!call_stat) {
+ result = AUTH_FAILED;
+ break;
+ }
if (gr.gr_major == GSS_S_COMPLETE)
gd->established = TRUE;
@@ -690,27 +726,37 @@ _svcauth_gss(struct svc_req *rqst, struct rpc_msg *msg, bool_t *no_dispatch)
break;
case RPCSEC_GSS_DATA:
- if (!svcauth_gss_validate(gd, msg, &qop))
- return (RPCSEC_GSS_CREDPROBLEM);
+ if (!svcauth_gss_validate(gd, msg, &qop)) {
+ result = RPCSEC_GSS_CREDPROBLEM;
+ break;
+ }
- if (!svcauth_gss_nextverf(rqst, htonl(gc->gc_seq)))
- return (AUTH_FAILED);
+ if (!svcauth_gss_nextverf(rqst, htonl(gc->gc_seq))) {
+ result = AUTH_FAILED;
+ break;
+ }
if (!gd->callback_done) {
gd->callback_done = TRUE;
gd->sec.qop = qop;
(void)rpc_gss_num_to_qop(gd->rcred.mechanism,
gd->sec.qop, &gd->rcred.qop);
- if (!svcauth_gss_callback(rqst, gd))
- return (AUTH_REJECTEDCRED);
+ if (!svcauth_gss_callback(rqst, gd)) {
+ result = AUTH_REJECTEDCRED;
+ break;
+ }
}
if (gd->locked) {
if (gd->rcred.service !=
- _rpc_gss_svc_to_service(gc->gc_svc))
- return (AUTH_FAILED);
- if (gd->sec.qop != qop)
- return (AUTH_BADVERF);
+ _rpc_gss_svc_to_service(gc->gc_svc)) {
+ result = AUTH_FAILED;
+ break;
+ }
+ if (gd->sec.qop != qop) {
+ result = AUTH_BADVERF;
+ break;
+ }
}
if (gd->sec.qop != qop) {
@@ -724,17 +770,25 @@ _svcauth_gss(struct svc_req *rqst, struct rpc_msg *msg, bool_t *no_dispatch)
break;
case RPCSEC_GSS_DESTROY:
- if (rqst->rq_proc != NULLPROC)
- return (AUTH_FAILED); /* XXX ? */
+ if (rqst->rq_proc != NULLPROC) {
+ result = AUTH_FAILED; /* XXX ? */
+ break;
+ }
- if (!svcauth_gss_validate(gd, msg, &qop))
- return (RPCSEC_GSS_CREDPROBLEM);
+ if (!svcauth_gss_validate(gd, msg, &qop)) {
+ result = RPCSEC_GSS_CREDPROBLEM;
+ break;
+ }
- if (!svcauth_gss_nextverf(rqst, htonl(gc->gc_seq)))
- return (AUTH_FAILED);
+ if (!svcauth_gss_nextverf(rqst, htonl(gc->gc_seq))) {
+ result = AUTH_FAILED;
+ break;
+ }
- if (!svcauth_gss_release_cred())
- return (AUTH_FAILED);
+ if (!svcauth_gss_release_cred()) {
+ result = AUTH_FAILED;
+ break;
+ }
SVCAUTH_DESTROY(&SVC_XP_AUTH(rqst->rq_xprt));
SVC_XP_AUTH(rqst->rq_xprt).svc_ah_ops = svc_auth_none.svc_ah_ops;
@@ -743,10 +797,12 @@ _svcauth_gss(struct svc_req *rqst, struct rpc_msg *msg, bool_t *no_dispatch)
break;
default:
- return (AUTH_REJECTEDCRED);
+ result = AUTH_REJECTEDCRED;
break;
}
- return (AUTH_OK);
+out:
+ xdr_free((xdrproc_t)xdr_rpc_gss_cred, (caddr_t)gc);
+ return result;
}
static bool_t
@@ -890,7 +946,6 @@ bool_t
rpc_gss_set_svc_name(char *principal, char *mechanism, u_int req_time,
u_int UNUSED(program), u_int UNUSED(version))
{
- gss_OID_set_desc oid_set;
rpc_gss_OID oid;
char *save;
@@ -902,14 +957,13 @@ rpc_gss_set_svc_name(char *principal, char *mechanism, u_int req_time,
if (!rpc_gss_mech_to_oid(mechanism, &oid))
goto out_err;
- oid_set.count = 1;
- oid_set.elements = (gss_OID)oid;
if (!svcauth_gss_import_name(principal))
goto out_err;
- if (!svcauth_gss_acquire_cred(req_time, &oid_set))
- goto out_err;
+ _svcauth_req_time = req_time;
+ _svcauth_oid_set.count = 1;
+ _svcauth_oid_set.elements = (gss_OID)oid;
free(_svcauth_svc_name);
_svcauth_svc_name = save;
return TRUE;