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Istruzioni per l'uso HP, Modello HP CommonIO Products

Produttore : HP
File Size : 1.03 mb
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Lingua di insegnamento: enfrpt
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36960-90061.bk Page 4 Friday, November 10, 2000 3:42 PM
Contents
Connection Establishment for the Server Process . . . . . . . . . . . . . . . . . 27
Creating a Socket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Binding an X.121 Address to a Socket . . . . . . . . . . . . . . . . . . . . . . . . . 28
Preparing a Listen Socket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Accepting a connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Strategies for Server Design. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Connection Establishment for the Client Process . . . . . . . . . . . . . . . . . 34
Creating a Socket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Requesting a Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Controlling Call Acceptance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
The ioctl (X25_CALL_ACPT_APPROVAL) Call . . . . . . . . . . . . . . . . . 38
The ioctl (X25_SEND_CALL_ACEPT) Call . . . . . . . . . . . . . . . . . . . . . 39
Terminating a Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Closing a Socket Descriptor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Shutting Down a Socket . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Using Permanent Virtual Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Preparing a PVC for Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
4. Sending and Receiving Data
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Data Transmission Requirements. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Sending Data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Receiving Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Sending and Receiving Large Messages . . . . . . . . . . . . . . . . . . . . . . . 53
Using the D (Delivery Confirmation) Bit. . . . . . . . . . . . . . . . . . . . . . . 54
Using the Q (Qualifier) Bit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Controlling the MDTF, D, and Q Bits . . . . . . . . . . . . . . . . . . . . . . . . . 56

Using Nonblocking I/O . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
The ioctl(FIOSNBIO) call . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
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Questo manuale è adatto anche per i modelli :
Apparecchiature di rete - HP General IO Connectivity (1.03 mb)
Apparecchiature di rete - HP-UX 11i v1 I/O Cards (1.03 mb)
Apparecchiature di rete - HP-UX 11i v2 I/O Cards (1.03 mb)
Apparecchiature di rete - HP-UX 11i v3 I/O Cards (1.03 mb)

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