dev_file_write.c

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/* file device */

#include "fb.h"

int fb_DevFileWrite( FB_FILE *handle, const void* value, size_t valuelen )
{
    FILE *fp;

    FB_LOCK();

    fp = (FILE*) handle->opaque;

        if( fp == NULL ) {
                FB_UNLOCK();
                return fb_ErrorSetNum( FB_RTERROR_ILLEGALFUNCTIONCALL );
        }

        /* do write */
        if( fwrite( value, 1, valuelen, fp ) != valuelen ) {
                FB_UNLOCK();
                return fb_ErrorSetNum( FB_RTERROR_FILEIO );
        }

        FB_UNLOCK();

        return fb_ErrorSetNum( FB_RTERROR_OK );
}