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author | 2015-11-29 08:22:13 -0800 | |
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committer | 2015-11-29 08:22:13 -0800 | |
commit | df5afa4fcd9725380f94ca6476248d4cc24f889a (patch) | |
tree | 65456f62397305febf7f40778c5a413a35d094ef /framework/src/audit/docs/auparse_add_callback.3 | |
parent | 76f6bf922552c00546e6e85ca471eab28f56986c (diff) |
v2.4.4 audit sources
Change-Id: I9315a7408817db51edf084fb4d27fbb492785084
Signed-off-by: Ashlee Young <ashlee@wildernessvoice.com>
Diffstat (limited to 'framework/src/audit/docs/auparse_add_callback.3')
-rw-r--r-- | framework/src/audit/docs/auparse_add_callback.3 | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/framework/src/audit/docs/auparse_add_callback.3 b/framework/src/audit/docs/auparse_add_callback.3 new file mode 100644 index 00000000..82a03f28 --- /dev/null +++ b/framework/src/audit/docs/auparse_add_callback.3 @@ -0,0 +1,69 @@ +.TH "AUPARSE_ADD_CALLBACK" "3" "May 2007" "Red Hat" "Linux Audit API" +.SH NAME +auparse_add_callback \- add a callback handler for notifications +.SH "SYNOPSIS" +.B #include <auparse.h> +.sp +.nf +.B void +auparse_add_callback(auparse_state_t *au, auparse_callback_ptr callback, + void *user_data, user_destroy user_destroy_func); +.fi +.SH "DESCRIPTION" +auparse_add_callback adds a callback function to the parse state which is invoked to notify the application of parsing events. This is part of the event feed API. + +The signature of the callback is: + +.nf +void +auparse_callback(auparse_state_t *au, auparse_cb_event_t cb_event_type, + void *user_data); +.fi + +When the callback is invoked it is passed: + +.TP +.I au + a pointer to the parse_state +.TP +.I cb_event_type +enumerated value indicating the reason why the callback was invoked +.TP +.I user_data +pointer to user supplied private data. May be NULL. +. +.TP +.I user_destroy_func +pointer to function called when user_data is destroyed. May be NULL. +The signature is: +.br +.sp +.nf +void destroy(void *user_data); +.fi +.br +.sp +The destroy() function should be prepared to accept user_data possibly being NULL. +.PP +The +.I cb_event_type +argument indicates why the callback was invoked. It's possible values are: +.br +.TP +.B AUPARSE_CB_EVENT_READY +A complete event has been parsed and is ready to be examined. This is logically equivalent to the parse state immediately following +.I auparse_next_event() +.PP +See auparse_feed(3) for a complete code example. +. +.SH "RETURN VALUE" + +Returns the previous callback pointer. + +.SH "SEE ALSO" + +.BR auparse_feed (3), +.BR auparse_flush_feed (3). + +.SH AUTHOR +John Dennis |