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/auth.h>
+#include <sys/socket.h> /* struct sockaddr_storage */
+
+#include "libnfs-zdr.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;
rpc_cb connect_cb;
void *connect_data;
- AUTH *auth;
+ struct AUTH *auth;
unsigned long xid;
/* buffer used for encoding RPC PDU */
int encodebuflen;
struct rpc_pdu *outqueue;
+ struct sockaddr_storage udp_src;
struct rpc_pdu *waitpdu;
- int insize;
- int inpos;
+ uint32_t inpos;
+ uint32_t 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 {
struct rpc_pdu *next;
unsigned long xid;
- XDR xdr;
+ ZDR zdr;
- int written;
+ uint32_t written;
struct rpc_data outdata;
rpc_cb cb;
void *private_data;
- /* function to decode the xdr reply data and buffer to decode into */
- xdrproc_t xdr_decode_fn;
- caddr_t xdr_decode_buf;
- int xdr_decode_bufsize;
+ /* function to decode the zdr reply data and buffer to decode into */
+ zdrproc_t zdr_decode_fn;
+ caddr_t zdr_decode_buf;
+ uint32_t zdr_decode_bufsize;
};
-struct rpc_pdu *rpc_allocate_pdu(struct rpc_context *rpc, int program, int version, int procedure, rpc_cb cb, void *private_data, xdrproc_t xdr_decode_fn, int xdr_bufsize);
+struct rpc_pdu *rpc_allocate_pdu(struct rpc_context *rpc, int program, int version, int procedure, rpc_cb cb, void *private_data, zdrproc_t zdr_decode_fn, int zdr_bufsize);
void rpc_free_pdu(struct rpc_context *rpc, struct rpc_pdu *pdu);
int rpc_queue_pdu(struct rpc_context *rpc, struct rpc_pdu *pdu);
int rpc_get_pdu_size(char *buf);
void rpc_set_error(struct rpc_context *rpc, char *error_string, ...);
void nfs_set_error(struct nfs_context *nfs, char *error_string, ...);
-struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs);
+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);