Chapter 2 23
Supported ACSE/Presentation and ROSE Calls
ACSE/Presentation Calls and Primitives
ap_init_env()
ap_set_env()
ap_get_env()
• Send and receive service primitives which includes sending/receiving
service requests and sending/receiving user data:
ap_snd()
ap_rcv()
• Manage your applications:
ap_error()
ap_free()
ap_poll()
ACSE/Presentation Calls
The following table lists the supported ACSE/Presentation function calls.
Table 2-1 ACSE/Presentation Calls
A/P Call Description
ap_close()
Release a communication endpoint.
ap_error()
Returns an error message.
ap_free()
Free memory for the A/P data
structures.
ap_get_env()
Retrieve the value of an A/P
environment attribute.
ap_init_env()
Initialize the A/P environment.
ap_open()
Establish a communication endpoint to
support an instance of the A/P
environment.
ap_poll()
Provides an interface for detecting
events on communication endpoints.
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