Add an assert to track if we try to use an rpc_context after it has been destroyed

[deb_libnfs.git] / include / libnfs-private.h

diff --git a/include/libnfs-private.h b/include/libnfs-private.h
index d54e5a8c8d10599e5f877930c22d6d8feb201814..e32a70631f4a9e45dbfb7246edd7aa5029d27105 100644 (file)
--- a/include/libnfs-private.h
+++ b/include/libnfs-private.h
@@ -14,9 +14,19 @@
    You should have received a copy of the GNU Lesser General Public License
    along with this program; if not, see <http://www.gnu.org/licenses/>.
 */
+#include <rpc/xdr.h>
 #include <rpc/auth.h>
 
+struct rpc_fragment {
+       struct rpc_fragment *next;
+       uint64_t size;
+       char *data;
+};
+
+#define RPC_CONTEXT_MAGIC 0xc6e46435
+
 struct rpc_context {
+        uint32_t magic;
        int fd;
        int is_connected;
 
@@ -33,11 +43,24 @@ struct rpc_context {
        int encodebuflen;
 
        struct rpc_pdu *outqueue;
+       struct sockaddr_storage udp_src;
        struct rpc_pdu *waitpdu;
 
-       int insize;
        int inpos;
+       int insize;
        char *inbuf;
+
+       /* special fields for UDP, which can sometimes be BROADCASTed */
+       int is_udp;
+       struct sockaddr *udp_dest;
+       int is_broadcast;
+
+       /* track the address we connect to so we can auto-reconnect on session failure */
+       struct sockaddr_storage s;
+       int auto_reconnect;
+
+       /* fragment reassembly */
+       struct rpc_fragment *fragments;
 };
 
 struct rpc_pdu {
@@ -65,3 +88,22 @@ int rpc_get_pdu_size(char *buf);
 int rpc_process_pdu(struct rpc_context *rpc, char *buf, int size);
 void rpc_error_all_pdus(struct rpc_context *rpc, char *error);
 
+void rpc_set_error(struct rpc_context *rpc, char *error_string, ...);
+void nfs_set_error(struct nfs_context *nfs, char *error_string, ...);
+
+const char *nfs_get_server(struct nfs_context *nfs);
+const char *nfs_get_export(struct nfs_context *nfs);
+
+/* we dont want to expose UDP to normal applications/users  this is private to libnfs to use exclusively for broadcast RPC */
+int rpc_bind_udp(struct rpc_context *rpc, char *addr, int port);
+int rpc_set_udp_destination(struct rpc_context *rpc, char *addr, int port, int is_broadcast);
+struct rpc_context *rpc_init_udp_context(void);
+struct sockaddr *rpc_get_recv_sockaddr(struct rpc_context *rpc);
+
+void rpc_set_autoreconnect(struct rpc_context *rpc);
+void rpc_unset_autoreconnect(struct rpc_context *rpc);
+
+int rpc_add_fragment(struct rpc_context *rpc, char *data, uint64_t size);
+void rpc_free_all_fragments(struct rpc_context *rpc);
+
+const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs);