h6. [[Internet]] h6(. » [[Internet SWI Calls|SWI Calls]] h6((. » Socket_Sendmsg h2. Socket_Sendmsg h5. (SWI &4120A) |_<^{width:4em}. Entry | | |<^. R0 |<^. Socket descriptor | |<^. R1 |<^. Pointer to a message descriptor | |<^. R2 |<^. Flags | |_<^{width:4em}. Exit | | |<^. R0 |<^. Number of bytes sent | h4. Use The purpose of this call is to write data to a socket a socket given a message descriptor which includes the address and a vector of buffers to use. h4. Berkeley sockets equivalence This SWI directly corresponded to the function <code>sendmsg</code> in 4.3BSD. h4. Notes This SWI is deprecated; the format of the message block in R1 was changed in "Internet 5.00":/content/documents/internet-4-migration and a new SWI added which accommodates the new layout. See [[Socket_Sendmsg_1]] for details. h4. See also * [[Internet]] * [[Socket_Recvmsg]]