-
-
.. This work is licensed under a Creative Commons Attribution 4.0 International License.
.. SPDX-License-Identifier: CC-BY-4.0
.. CAUTION: this document is generated from source in doc/src/rtd.
.. To make changes edit the source and recompile the document.
.. Do NOT make changes directly to .rst or .md files.
-
============================================================================================
Man Page: rmr_get_src
============================================================================================
-RMR Library Functions
-============================================================================================
-
-
-NAME
---------------------------------------------------------------------------------------------
+
+
+RMR LIBRARY FUNCTIONS
+=====================
+
+
+
+NAME
+----
+
rmr_get_src
-
-SYNOPSIS
---------------------------------------------------------------------------------------------
-
+
+
+SYNOPSIS
+--------
+
::
-
+
#include <rmr/rmr.h>
+
unsigned char* rmr_get_src( rmr_mbuf_t* mbuf, unsigned char* dest )
-
-
-DESCRIPTION
---------------------------------------------------------------------------------------------
-
-The rmr_get_src function will copy the *source* information
-from the message to a buffer (dest) supplied by the user. In
-an RMr message, the source is the sender's information that
-is used for return to sender function calls, and is generally
-the hostname and port in the form *name*. The source might be
-an IP address port combination; the data is populated by the
-sending process and the only requirement is that it be
-capable of being used to start a TCP session with the sender.
-
-The maximum size allowed by RMr is 64 bytes (including the
+
+
+DESCRIPTION
+-----------
+
+The ``rmr_get_src`` function will copy the *source*
+information from the message to a buffer (dest) supplied by
+the user. In an RMR message, the source is the sender's
+information that is used for return to sender function calls,
+and is generally the hostname and port in the form *name*.
+The source might be an IP address port combination; the data
+is populated by the sending process and the only requirement
+is that it be capable of being used to start a TCP session
+with the sender.
+
+The maximum size allowed by RMR is 64 bytes (including the
nil string terminator), so the user must ensure that the
destination buffer given is at least 64 bytes.
-
-RETURN VALUE
---------------------------------------------------------------------------------------------
-
+
+
+RETURN VALUE
+------------
+
On success, a pointer to the destination buffer is given as a
convenience to the user programme. On failure, a nil pointer
is returned and the value of errno is set.
-
-ERRORS
---------------------------------------------------------------------------------------------
-
-If an error occurs, the value of the global variable errno
-will be set to one of the following with the indicated
-meaning.
-
-
-
-EINVAL
-
- The message, or an internal portion of the message, was
- corrupted or the pointer was invalid.
-
-
-SEE ALSO
---------------------------------------------------------------------------------------------
-
+
+
+ERRORS
+------
+
+If an error occurs, the value of the global variable
+``errno`` will be set to one of the following with the
+indicated meaning.
+
+ .. list-table::
+ :widths: auto
+ :header-rows: 0
+ :class: borderless
+
+ * - **EINVAL**
+ -
+ The message, or an internal portion of the message, was
+ corrupted or the pointer was invalid.
+
+
+
+
+SEE ALSO
+--------
+
rmr_alloc_msg(3), rmr_bytes2xact(3), rmr_bytes2meid(3),
rmr_call(3), rmr_free_msg(3), rmr_get_rcvfd(3),
rmr_get_srcip(3), rmr_payload_size(3), rmr_send_msg(3),
Code Review / ric-plt / lib / rmr.git / blobdiff