58 …int               *datalen,		/* IO - Size of data buffer on entry, number of bytes in buffer on re…  in cupsSideChannelDoRequest()  argument
68   if (cupsSideChannelRead(&rcommand, &status, data, datalen, timeout))  in cupsSideChannelDoRequest()
98 …int               *datalen,		/* IO - Size of data buffer on entry, number of bytes in buffer on re…  in cupsSideChannelRead()  argument
115 		datalen, datalen ? *datalen : -1, timeout));  in cupsSideChannelRead()
231   if (templen > 0 && (!data || !datalen))  in cupsSideChannelRead()
240   else if (!datalen || templen > *datalen || templen > (bytes - 4))  in cupsSideChannelRead()
257     *datalen = templen;  in cupsSideChannelRead()
297     int        *datalen,		/* IO - Size of OID buffer on entry, size of value on return */  in cupsSideChannelSNMPGet()  argument
308                 "timeout=%.3f)", oid, data, datalen, datalen ? *datalen : -1,  in cupsSideChannelSNMPGet()
315   if (!oid || !*oid || !data || !datalen || *datalen < 2)  in cupsSideChannelSNMPGet()
353     if ((real_datalen + 1) > *datalen)  in cupsSideChannelSNMPGet()
362     *datalen = real_datalen;  in cupsSideChannelSNMPGet()
523     int               datalen,		/* I - Number of bytes of data */  in cupsSideChannelWrite()  argument
541       datalen < 0 || datalen > _CUPS_SC_MAX_DATA || (datalen > 0 && !data))  in cupsSideChannelWrite()
590   if ((buffer = _cupsBufferGet((size_t)datalen + 4)) == NULL)  in cupsSideChannelWrite()
595   buffer[2] = (char)(datalen >> 8);  in cupsSideChannelWrite()
596   buffer[3] = (char)(datalen & 255);  in cupsSideChannelWrite()
600   if (datalen > 0)  in cupsSideChannelWrite()
602     memcpy(buffer + 4, data, (size_t)datalen);  in cupsSideChannelWrite()
603     bytes += datalen;  in cupsSideChannelWrite()