rpc_use_family_wk(3ncs) [ultrix man page]
rpc_use_family_wk(3ncs) rpc_use_family_wk(3ncs) Name rpc_use_family_wk - create a socket with a well-known port for a remote procedure call (RPC) server (server only) Syntax #include <idl/c/rpc.h> void rpc_$use_family_wk(family, ifspec, sockaddr, slength, status) unsigned long family; rpc_$if_spec_t *ifspec; socket_$addr_t *sockaddr; unsigned long *slength; status_$t *status; Arguments family The address family of the socket to be created. This value corresponds to the communications protocol used to access the socket and determines how the sockaddr is expressed. The value must be one of socket_$unspec or socket_$internet. ifspec The interface that will be registered by the server. Typically, this parameter is the interface if_spec generated by the NIDL compiler from the interface definition; the well-known port is specified as an interface attribute. sockaddr The socket address of the socket on which the server will listen. slength The length, in bytes, of sockaddr. status The completion status. If the completion status returned in is equal to status_$ok , then the routine that supplied it was successful. Description The routine creates a socket that uses the port specified through the if_spec parameter. Use this routine to create a socket only if a server must listen on a particular well-known port. Otherwise, use A server listens on one socket per address family, regardless of how many interfaces that it exports. Therefore, servers that use well- known ports should make this call once per supported address family. Examples The following statement creates the well-known socket identified by for an array processor server: rpc_$use_family_wk (socket_$internet, &matrix$if_spec, &sockaddr, &slen, &status); Diagnostics This section lists status codes for errors returned by this routine in rpc_$cant_create_sock The RPC runtime library was unable to create a socket. rpc_$not_in_call An internal error. rpc_$proto_error An internal protocol error. rpc_$too_many_sockets The server is trying to use more than the maximum number of sockets that is allowed; it has called or too many times. rpc_$bad_pkt The server or client has received an ill-formed packet. rpc_$addr_in_use The address and port specified in an routine are already in use. This is caused by multiple calls to with the same well-known port. Files See Also intro(3ncs), rpc_use_family(3ncs) rpc_use_family_wk(3ncs)
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rpc_register_mgr(3ncs) rpc_register_mgr(3ncs) Name rpc_register_mgr - register a manager (server only) Syntax #include <idl/c/rpc.h> void rpc_$register_mgr(type, ifspec, sepv, mepv, status) uuid_$t *type; rpc_$if_spec_t *ifspec; rpc_$generic_epv_t sepv; rpc_$mgr_epv_t mepv; status_$t *status; Arguments type The UUID of the type being registered. ifspec The interface being registered. sepv The generic EPV, a vector of pointers to server stub procedures. mepv The manager EPV, a vector of pointers to manager procedures. status The completion status. If the completion status returned in is equal to status_$ok , then the routine that supplied it was successful. Description The routine registers the set of manager procedures that implement a specified interface for a specified type. Servers can invoke this routine several times with the same interface (ifspec) and generic EPV (sepv) but with a different object type (type) and manager EPV (mepv) on each invocation. This technique allows a server to export several implementations of the same interface. Servers that export several versions of the same interface (but not different implementations for different types) must also use not Such servers should supply uuid_$nil as the type to If a server uses to register a manager for a specific interface and a specific type that is not nil, the server must use to register an object. Diagnostics This section lists status codes for errors returned by this routine in rpc_$op_rng_error The requested operation does not correspond to a valid operation in the requested interface. rpc_$unk_if The requested interface is not known. It is not registered in the server, the version number of the registered inter- face is different from the version number specified in the request, or the UUID in the request does not match the UUID of the registered interface. rpc_$too_many_ifs The maximum number of interfaces is already registered with the RPC runtime library; the server must unregister some interface before it registers an additional interface. rpc_$not_in_call An internal error. rpc_$you_crashed This error can occur if a server has crashed and restarted. A client RPC runtime library sends the error to the server if the client makes a remote procedure call before the server crashes, then receives a response after the server restarts. rpc_$proto_error An internal protocol error. rpc_$illegal_register You are trying to register an interface that is already registered and you are using an EPV different from the one used when the interface was first registered. An interface can be multiply registered, but you must use the same EPV in each routine. Files See Also intro(3ncs), rpc_register(3ncs), rpc_register_object(3ncs), rpc_unregister(3ncs) rpc_register_mgr(3ncs)