Chapter 1 19
APRI Overview
Standards Supported
ACSE/Presentation:
• The ap_restore(), ap_save() and ap_osic() calls are not supported.
• The environment file (env_file) is not supported. The user's
application environment is initialized using ap_init_env(), after
which individual attributes can be set or changed using ap_set_env().
• Setting multiple environment variables with one call to ap_set_env()
is not supported.
• Retrieving (getting) multiple environment variables with one call to
ap_get_env() is not supported.
• The ap_env() attributes AP_DPCN, AP_DPCR, AP_QLEN and
AP_QOS are not supported. The AP_STREAMS_FLAGS options
AP_HUP_ONABORT and AP_PEEK are not supported.
• For ap_rcv(): The AP_ALLOC option is not supported. The buffer
pointed to by the ubuf argument must be allocated by the user. The
AP_VECT option is not supported. In struct osi_buf, the next field is
ignored. The ubuf argument points to a single buffer.
• For ap_snd(): The AP_VECT option is not supported. In struct
osi_buf, the next field is ignored. The ubuf argument points to a single
buffer. The AP_DELAY option is not supported. Extended
concatenation is not supported.
The A_ASSOC_REQ can fail with AP_AGAIN. A_ASSOC_REQ is not
subject to flow control.
• ACSE/presentation primitives used in ACSE/Presentation calls: A
subset of the defined primitives are supported. Chapter 2 provides a
list of the supported primitives.
ROSE:
• Reliable Transfer Service (RTS) including operation class is not
supported.
• Priority is not implemented for this release.
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