net: fix typos, incorrect comments, nxstyle

Signed-off-by: Juha Niskanen <juha.niskanen@haltian.com>

net/socket/getsockopt.c

@@ -67,12 +67,12 @@
  *   the size of the option value is greater than 'value_len', the value
  *   stored in the object pointed to by the 'value' argument will be silently
  *   truncated. Otherwise, the length pointed to by the 'value_len' argument
- *   will be modified to indicate the actual length of the'value'.
+ *   will be modified to indicate the actual length of the 'value'.
  *
  *   The 'level' argument specifies the protocol level of the option. To
  *   retrieve options at the socket level, specify the level argument as
  *   SOL_SOCKET; to retrieve options at the TCP-protocol level, the level
- *   argument is SOL_CP.
+ *   argument is SOL_TCP.
  *
  *   See <sys/socket.h> a complete list of values for the socket-level
  *   'option' argument.  Protocol-specific options are are protocol specific
@@ -302,7 +302,7 @@ static int psock_socketlevel_option(FAR struct socket *psock, int option,
  *   The 'level' argument specifies the protocol level of the option. To
  *   retrieve options at the socket level, specify the level argument as
  *   SOL_SOCKET; to retrieve options at the TCP-protocol level, the level
- *   argument is SOL_CP.
+ *   argument is SOL_TCP.
  *
  *   See <sys/socket.h> a complete list of values for the socket-level
  *   'option' argument.  Protocol-specific options are are protocol specific
@@ -405,7 +405,7 @@ int psock_getsockopt(FAR struct socket *psock, int level, int option,
  *   The 'level' argument specifies the protocol level of the option. To
  *   retrieve options at the socket level, specify the level argument as
  *   SOL_SOCKET; to retrieve options at the TCP-protocol level, the level
- *   argument is SOL_CP.
+ *   argument is SOL_TCP.
  *
  *   See <sys/socket.h> a complete list of values for the socket-level
  *   'option' argument.  Protocol-specific options are are protocol specific

net/socket/recvfrom.c

@@ -77,11 +77,11 @@
  *   fromlen - The length of the address structure
  *
  * Returned Value:
- *   On success, returns the number of characters sent.  If no data is
+ *   On success, returns the number of characters received.  If no data is
  *   available to be received and the peer has performed an orderly shutdown,
- *   recv() will return 0.  Otherwise, on any failure, a negated errno value
- *   is returned (see comments with send() for a list of appropriate errno
- *   values).
+ *   psock_recvfrom() will return 0.  Otherwise, on any failure, a negated
+ *   errno value is returned (see comments with recvfrom() for a list of
+ *   appropriate errno values).
  *
  ****************************************************************************/
 
@@ -139,11 +139,11 @@ ssize_t psock_recvfrom(FAR struct socket *psock, FAR void *buf, size_t len,
  *   fromlen - The length of the address structure
  *
  * Returned Value:
- *   On success, returns the number of characters sent.  If no data is
+ *   On success, returns the number of characters received.  If no data is
  *   available to be received and the peer has performed an orderly shutdown,
- *   recv() will return 0.  Otherwise, on any failure, a negated errno value
- *   is returned (see comments with send() for a list of appropriate errno
- *   values).
+ *   nx_recvfrom() will return 0.  Otherwise, on any failure, a negated errno
+ *   value is returned (see comments with recvfrom() for a list of
+ *   appropriate errno values).
  *
  ****************************************************************************/
 

net/socket/recvmsg.c

@@ -75,11 +75,11 @@
  *   flags   - Receive flags
  *
  * Returned Value:
- *   On success, returns the number of characters sent.  If no data is
+ *   On success, returns the number of characters received.  If no data is
  *   available to be received and the peer has performed an orderly shutdown,
- *   recv() will return 0.  Otherwise, on any failure, a negated errno value
- *   is returned (see comments with send() for a list of appropriate errno
- *   values).
+ *   psock_recvmsg() will return 0.  Otherwise, on any failure, a negated
+ *   errno value is returned (see comments with recvmsg() for a list of
+ *   appropriate errno values).
  *
  ****************************************************************************/
 
@@ -150,11 +150,11 @@ ssize_t psock_recvmsg(FAR struct socket *psock, FAR struct msghdr *msg,
  *   flags   - Receive flags
  *
  * Returned Value:
- *   On success, returns the number of characters sent.  If no data is
+ *   On success, returns the number of characters received.  If no data is
  *   available to be received and the peer has performed an orderly shutdown,
- *   recv() will return 0.  Otherwise, on any failure, a negated errno value
- *   is returned (see comments with send() for a list of appropriate errno
- *   values).
+ *   nx_recvmsg() will return 0.  Otherwise, on any failure, a negated errno
+ *   value is returned (see comments with recvmsg() for a list of appropriate
+ *   errno values).
  *
  ****************************************************************************/