HP-UX SNAplus2 NOF Programmer's Guide

NOF API Verbs (QUERY Verbs)
QUERY_CN_PORT
Chapter 4 547
QUERY_CN_PORT
QUERY_CN_PORT returns information about ports defined on an
adjacent Connection Network.
This verb can be used to obtain information about a specific port, or
about multiple ports, depending on the options used. It can be issued
only at an end node; it is not valid at a LEN node.
VCB Structure
typedef struct query_cn_port
{
AP_UINT16 opcode; /* Verb operation code */
unsigned char reserv2; /* reserved */
unsigned char format; /* reserved */
AP_UINT16 primary_rc; /* Primary return code */
AP_UINT32 secondary_rc; /* Secondary return code */
unsigned char *buf_ptr; /* pointer to buffer */
AP_UINT32 buf_size; /* buffer size */
AP_UINT32 total_buf_size; /* total buffer size required */
AP_UINT16 num_entries; /* number of entries */
AP_UINT16 total_num_entries; /* total number of entries */
unsigned char list_options; /* listing options */
unsigned char reserv3; /* reserved */
unsigned char fqcn_name[17]; /* Name of Connection Network */
unsigned char port_name[8]; /* port name */
} QUERY_CN_PORT;
typedef struct cn_port_data
{
AP_UINT16 overlay_size; /* size of returned entry */
unsigned char fqcn_name[17]; /* Name of Connection Network */
unsigned char port_name[8]; /* name of port */
unsigned char tg_num; /* transmission group number */
unsigned char reserva[20]; /* reserved */
} CN_PORT_DATA;
Supplied Parameters
The application supplies the following parameters:
opcode AP_QUERY_CN_PORT