#define RPC_CONTEXT_MAGIC 0xc6e46435
#define RPC_PARAM_UNDEFINED -1
+/*
+ * Queue is singly-linked but we hold on to the tail
+ */
+struct rpc_queue {
+ struct rpc_pdu *head, *tail;
+};
+
+#define HASHES 1024
+#define NFS_RA_TIMEOUT 5
+
struct rpc_context {
uint32_t magic;
int fd;
char *encodebuf;
int encodebuflen;
- struct rpc_pdu *outqueue;
+ struct rpc_queue outqueue;
struct sockaddr_storage udp_src;
- struct rpc_pdu *waitpdu;
+ struct rpc_queue waitpdu[HASHES];
uint32_t inpos;
uint32_t insize;
int tcp_syncnt;
int uid;
int gid;
+ uint32_t readahead;
};
struct rpc_pdu {
uint32_t zdr_decode_bufsize;
};
+void rpc_reset_queue(struct rpc_queue *q);
+void rpc_enqueue(struct rpc_queue *q, struct rpc_pdu *pdu);
+void rpc_return_to_queue(struct rpc_queue *q, struct rpc_pdu *pdu);
+unsigned int rpc_hash_xid(uint32_t xid);
+
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);
void rpc_set_tcp_syncnt(struct rpc_context *rpc, int v);
void rpc_set_uid(struct rpc_context *rpc, int uid);
void rpc_set_gid(struct rpc_context *rpc, int gid);
+void rpc_set_readahead(struct rpc_context *rpc, uint32_t v);
int rpc_add_fragment(struct rpc_context *rpc, char *data, uint64_t size);
void rpc_free_all_fragments(struct rpc_context *rpc);