diff options
Diffstat (limited to 'ACE/examples/Logger/client/logging_app.cpp')
| -rw-r--r-- | ACE/examples/Logger/client/logging_app.cpp | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/ACE/examples/Logger/client/logging_app.cpp b/ACE/examples/Logger/client/logging_app.cpp index ba5bb24295e..1b407229e35 100644 --- a/ACE/examples/Logger/client/logging_app.cpp +++ b/ACE/examples/Logger/client/logging_app.cpp @@ -6,6 +6,7 @@ #include "ace/SOCK_Connector.h" #include "ace/Log_Record.h" #include "ace/Log_Msg.h" +#include "ace/CDR_Stream.h" #include "ace/OS_NS_time.h" #include "ace/OS_NS_stdio.h" #include "ace/OS_NS_stdlib.h" @@ -40,16 +41,39 @@ ACE_TMAIN (int argc, ACE_TCHAR *argv[]) ACE_TCHAR buf[BUFSIZ]; ACE_OS::sprintf (buf, ACE_TEXT ("message = %d\n"), i + 1); log_record.msg_data (buf); - size_t len = log_record.length (); - size_t encoded_len = htonl (len); - log_record.encode (); + const size_t max_payload_size = + 4 // type() + + 8 // timestamp + + 4 // process id + + 4 // data length + + ACE_Log_Record::MAXLOGMSGLEN // data + + ACE_CDR::MAX_ALIGNMENT; // padding; - if (logger.send (4, &encoded_len, sizeof encoded_len, - (char *) &log_record, len) == -1) - ACE_ERROR_RETURN ((LM_ERROR, ACE_TEXT ("%p\n"), ACE_TEXT ("send")),-1); - else - ACE_OS::sleep (1); + // Insert contents of <log_record> into payload stream. + ACE_OutputCDR payload (max_payload_size); + payload << log_record; + + // Get the number of bytes used by the CDR stream. + ACE_CDR::ULong length = payload.total_length (); + + // Send a header so the receiver can determine the byte order and + // size of the incoming CDR stream. + ACE_OutputCDR header (ACE_CDR::MAX_ALIGNMENT + 8); + header << ACE_OutputCDR::from_boolean (ACE_CDR_BYTE_ORDER); + + // Store the size of the payload that follows + header << ACE_CDR::ULong (length); + + // Use an iovec to send both buffer and payload simultaneously. + iovec iov[2]; + iov[0].iov_base = header.begin ()->rd_ptr (); + iov[0].iov_len = 8; + iov[1].iov_base = payload.begin ()->rd_ptr (); + iov[1].iov_len = length; + + if (logger.sendv_n (iov, 2) == -1) + ACE_ERROR_RETURN ((LM_ERROR, "%p\n", "send"), -1); } if (logger.close () == -1) |