User`s guide

244 DC 900-1340I
BSC Programmer’s Guide
F.1.2 Set Buffer Size
The client application must process a DLI_PROT_SET_BUF_SIZE command and subsequent
response to the ICP to set the maximum buffer size of data that is transmitted and/or
received on the protocol link. This command message should be sent at the completion
of the first link attach, and before any other command messages are sent to the ICP. The
usICPCommand field of the ICP Header is DLI_ICP_CMD_WRITE. See Table F–6 on page 251.
F.1.3 Link Configuration
The client application must process a DLI_PROT_CFG_LINK command and subsequent
response to the ICP to configure each link. The
usICPCommand field of the ICP Header
is
DLI_ICP_CMD_WRITE. See Table F–7 on page 252 and Table F–9 o n page 254.
F.1.4 Link Enabling (Bind)
The client application must process a DLI_ICP_CMD_BIND command and subsequent
response to the ICP to enable a link for transfer or receipt of data. See Tab le F –4 o n
page 249.
F.1.5 Data Transfer
The client application is now ready to process any data that is to be transmitted or
received. To transmit data, the client must send data using one of the following proto-
col commands:
• DLI_PROT_SEND_NORM_DATA
• DLI_PROT_SEND_NORM_DATA_EOM
• DLI_PROT_SEND_TRANS_DATA
• DLI_PROT_SEND_TRANS_DATA_EOM
• DLI_PROT_SEND_2780_DATA (BSC 2780/3780 only)
• DLI_PROT_SEND_2780_DATA_EOM (BSC 2780/3780 only)