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Table 45. USPID_BLK Field Descriptions
Field Description
data_link The DLINK data structure; see Section 6.4. DLINK.
usid User Service Identifier. The range is 01 – FF. 00 signifies
default.
tid Terminal Identifier. The range is 01 – 63. 00 signifies that the
firmware is to provide a default.
interpreter
Specifies how the usid and tid values are to be interpreted.
Possible value settings are:
• 0 = terminal is selected when it matches both the USID and
TID
• 1 = terminal is selected when it matches the USID but not the
TID
6.16. USRINFO_ELEM
The USRINFO_ELEM data structure contains the user-to-user information (UUI)
data that is retrieved by the cc_GetCallInfo( ) and cc_GetSigInfo( ) functions.
The content of the user information is application-dependent.
The structure is defined as follows:
typedef struct {
unsigned char length; /* protocol_discriminator + user information length */
unsigned char protocol_discriminator;
char usrinformation[256];
} USRINFO_ELEM, *USRINFO_ELEM_PTR;