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authorAndreas Schneider <asn@redhat.com>2009-12-16 13:27:20 +0100
committerStefan Metzmacher <metze@samba.org>2009-12-16 20:28:37 +0100
commit743e6363d54cf45a14de517e297faaa8258caaec (patch)
tree605e49cdc4cde474fa6a8e281f5817e16d69f26b /source4/auth/gensec
parent8f4d4a67587655dffe669cdda4ceed108bcfc4e7 (diff)
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s4-gensec: Added remote and local setter/getter using tsocket.
Diffstat (limited to 'source4/auth/gensec')
-rw-r--r--source4/auth/gensec/config.mk2
-rw-r--r--source4/auth/gensec/gensec.c119
-rw-r--r--source4/auth/gensec/gensec.h10
3 files changed, 127 insertions, 4 deletions
diff --git a/source4/auth/gensec/config.mk b/source4/auth/gensec/config.mk
index aa52b184fc..f7cbd5b197 100644
--- a/source4/auth/gensec/config.mk
+++ b/source4/auth/gensec/config.mk
@@ -2,7 +2,7 @@
# Start SUBSYSTEM gensec
[LIBRARY::gensec]
PUBLIC_DEPENDENCIES = \
- CREDENTIALS LIBSAMBA-UTIL LIBCRYPTO ASN1_UTIL samba_socket LIBPACKET
+ CREDENTIALS LIBSAMBA-UTIL LIBCRYPTO ASN1_UTIL samba_socket LIBPACKET LIBTSOCKET
# End SUBSYSTEM gensec
#################################
diff --git a/source4/auth/gensec/gensec.c b/source4/auth/gensec/gensec.c
index 68f81881e4..7e6a552ef7 100644
--- a/source4/auth/gensec/gensec.c
+++ b/source4/auth/gensec/gensec.c
@@ -21,7 +21,10 @@
*/
#include "includes.h"
+#include "system/network.h"
#include "lib/events/events.h"
+#include "lib/socket/socket.h"
+#include "lib/tsocket/tsocket.h"
#include "librpc/rpc/dcerpc.h"
#include "auth/credentials/credentials.h"
#include "auth/gensec/gensec.h"
@@ -518,6 +521,8 @@ static NTSTATUS gensec_start(TALLOC_CTX *mem_ctx,
NT_STATUS_HAVE_NO_MEMORY(*gensec_security);
(*gensec_security)->ops = NULL;
+ (*gensec_security)->local_addr = NULL;
+ (*gensec_security)->remote_addr = NULL;
(*gensec_security)->private_data = NULL;
ZERO_STRUCT((*gensec_security)->target);
@@ -1159,13 +1164,122 @@ _PUBLIC_ const char *gensec_get_target_hostname(struct gensec_security *gensec_s
return NULL;
}
-/**
- * Set (and talloc_reference) local and peer socket addresses onto a socket context on the GENSEC context
+/**
+ * Set (and talloc_reference) local and peer socket addresses onto a socket
+ * context on the GENSEC context.
*
* This is so that kerberos can include these addresses in
* cryptographic tokens, to avoid certain attacks.
*/
+/**
+ * @brief Set the local gensec address.
+ *
+ * @param gensec_security The gensec security context to use.
+ *
+ * @param remote The local address to set.
+ *
+ * @return On success NT_STATUS_OK is returned or an NT_STATUS
+ * error.
+ */
+_PUBLIC_ NTSTATUS gensec_set_local_address(struct gensec_security *gensec_security,
+ const struct tsocket_address *local)
+{
+ ssize_t socklen;
+ struct sockaddr_storage ss;
+
+ /* set my_addr */
+ socklen = tsocket_address_bsd_sockaddr(local, (struct sockaddr *) &ss,
+ sizeof(struct sockaddr_storage));
+ if (socklen < 0) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ gensec_security->my_addr = socket_address_from_sockaddr(gensec_security,
+ (struct sockaddr *) &ss, socklen);
+ if (gensec_security->my_addr == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ /* set local */
+ TALLOC_FREE(gensec_security->local_addr);
+ gensec_security->local_addr = tsocket_address_copy(local, gensec_security);
+ if (gensec_security->local_addr == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ return NT_STATUS_OK;
+}
+
+/**
+ * @brief Set the remote gensec address.
+ *
+ * @param gensec_security The gensec security context to use.
+ *
+ * @param remote The remote address to set.
+ *
+ * @return On success NT_STATUS_OK is returned or an NT_STATUS
+ * error.
+ */
+_PUBLIC_ NTSTATUS gensec_set_remote_address(struct gensec_security *gensec_security,
+ const struct tsocket_address *remote)
+{
+ ssize_t socklen;
+ struct sockaddr_storage ss;
+
+ /* set my_addr */
+ socklen = tsocket_address_bsd_sockaddr(remote, (struct sockaddr *) &ss,
+ sizeof(struct sockaddr_storage));
+ if (socklen < 0) {
+ return NT_STATUS_NO_MEMORY;
+ }
+ gensec_security->peer_addr = socket_address_from_sockaddr(gensec_security,
+ (struct sockaddr *) &ss, socklen);
+ if (gensec_security->peer_addr == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ /* set remote */
+ TALLOC_FREE(gensec_security->remote_addr);
+ gensec_security->remote_addr = tsocket_address_copy(remote, gensec_security);
+ if (gensec_security->remote_addr == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ return NT_STATUS_OK;
+}
+
+/**
+ * @brief Get the local address from a gensec security context.
+ *
+ * @param gensec_security The security context to get the address from.
+ *
+ * @return The address as tsocket_address which could be NULL if
+ * no address is set.
+ */
+_PUBLIC_ const struct tsocket_address *gensec_get_local_address(struct gensec_security *gensec_security)
+{
+ if (gensec_security == NULL) {
+ return NULL;
+ }
+ return gensec_security->local_addr;
+}
+
+/**
+ * @brief Get the remote address from a gensec security context.
+ *
+ * @param gensec_security The security context to get the address from.
+ *
+ * @return The address as tsocket_address which could be NULL if
+ * no address is set.
+ */
+_PUBLIC_ const struct tsocket_address *gensec_get_remote_address(struct gensec_security *gensec_security)
+{
+ if (gensec_security == NULL) {
+ return NULL;
+ }
+ return gensec_security->remote_addr;
+}
+
_PUBLIC_ NTSTATUS gensec_set_my_addr(struct gensec_security *gensec_security, struct socket_address *my_addr)
{
gensec_security->my_addr = my_addr;
@@ -1209,7 +1323,6 @@ _PUBLIC_ struct socket_address *gensec_get_peer_addr(struct gensec_security *gen
}
-
/**
* Set the target principal (assuming it it known, say from the SPNEGO reply)
* - ensures it is talloc()ed
diff --git a/source4/auth/gensec/gensec.h b/source4/auth/gensec/gensec.h
index 8c1716e074..6fed4b6d80 100644
--- a/source4/auth/gensec/gensec.h
+++ b/source4/auth/gensec/gensec.h
@@ -170,6 +170,7 @@ struct gensec_security {
uint32_t want_features;
struct tevent_context *event_ctx;
struct socket_address *my_addr, *peer_addr;
+ struct tsocket_address *local_addr, *remote_addr;
struct gensec_settings *settings;
/* When we are a server, this may be filled in to provide an
@@ -288,6 +289,15 @@ struct netlogon_creds_CredentialState;
NTSTATUS dcerpc_schannel_creds(struct gensec_security *gensec_security,
TALLOC_CTX *mem_ctx,
struct netlogon_creds_CredentialState **creds);
+
+
+NTSTATUS gensec_set_local_address(struct gensec_security *gensec_security,
+ const struct tsocket_address *local);
+NTSTATUS gensec_set_remote_address(struct gensec_security *gensec_security,
+ const struct tsocket_address *remote);
+const struct tsocket_address *gensec_get_local_address(struct gensec_security *gensec_security);
+const struct tsocket_address *gensec_get_remote_address(struct gensec_security *gensec_security);
+
NTSTATUS gensec_set_peer_addr(struct gensec_security *gensec_security, struct socket_address *peer_addr);
NTSTATUS gensec_set_my_addr(struct gensec_security *gensec_security, struct socket_address *my_addr);