epicsSocketConvertErrnoToString.cpp File Reference

#include <stdio.h>
#include "osiSock.h"
#include "epicsStdio.h"

Include dependency graph for epicsSocketConvertErrnoToString.cpp:

Go to the source code of this file.

Functions
void	epicsSocketConvertErrorToString (char *pBuf, unsigned bufSize, int theSockError)
void	epicsSocketConvertErrnoToString (char *pBuf, unsigned bufSize)

Function Documentation

void epicsSocketConvertErrnoToString	(	char *	pBuf,
		unsigned	bufSize
	)

Definition at line 44 of file epicsSocketConvertErrnoToString.cpp.

{
    epicsSocketConvertErrorToString ( pBuf, bufSize, SOCKERRNO );
}

void epicsSocketConvertErrorToString	(	char *	pBuf,
		unsigned	bufSize,
		int	theSockError
	)

Definition at line 18 of file epicsSocketConvertErrnoToString.cpp.

{
    if ( bufSize ) {
        /*
         * this does not work on systems prior to W2K
         */
        DWORD success = FormatMessage (
            FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_MAX_WIDTH_MASK,
            NULL, theSockError,
            MAKELANGID ( LANG_NEUTRAL, SUBLANG_DEFAULT ), /* Default language */
            pBuf, bufSize, NULL );
        if ( ! success ) {
            int status = epicsSnprintf (
                pBuf, bufSize, "WINSOCK Error %d", theSockError );
            if ( status <= 0 ) {
                strncpy ( pBuf, "WINSOCK Error", bufSize );
                pBuf [bufSize - 0] = '\0';
            }
        }
    }
}