Channel Access Client Tutorial
INDEX
A
access rights access_rights_handlers_args alarm severity alarm status aliases
C
cadef.h [1] [2] caerr.h [1] [2] caeventmask.h callback functions [1] ca_add_array_event() [1] [2] ca_add_event() [1] [2] [3] ca_add_exception_event() ca_add_fd_registration() ca_add_masked_array_event() [1] [2] ca_array_get() [1] [2] ca_array_get_callback() [1] [2] ca_array_put() [1] [2] ca_array_put_callback() [1] [2] [3] ca_bget() [1] [2] ca_bput() [1] [2] ca_change_connection_event() ca_channel_status() ca_element_count() ca_field_type() ca_flush_io() ca_get() [1] [2] ca_host_name() ca_import() ca_import_cancel() ca_message() ca_modify_host_name() ca_modify_user_name() CA_OP_CONN_DOWN ca_pend_event() [1] [2] [3] ca_pend_io() [1] [2] ca_poll() ca_puser() ca_put() ca_read_access() ca_replace_access_rights_event() ca_replace_access_rights_handler() ca_replace_printf_handler() ca_rput() ca_search() [1] [2] ca_search_and_connect() [1] [2] ca_sg_array_get() ca_sg_array_put() ca_sg_block() [1] [2] ca_sg_create() ca_sg_delete() ca_sg_get() ca_sg_put() ca_sg_reset() ca_sg_test() [1] [2] ca_signal() ca_state() ca_task_exit() ca_task_initialize() ca_test_event() ca_test_io() ca_write_access() channel definition of Channel Access advantages architecture independence closing initializing server upward compatibility channel identifier [1] [2] chid see channel identifier connection handlers [1] [2] connection_handler_args cs_closed cs_conn cs_never_conn cs_prev_conn
D
data types [1] CA_SYNC_GID chtype compound types DBR_CTRL DBR_GR DBR_STS DBR_STS_ACKT DBR_TIME database field/native types database request types [1] [2] [3] fdctx macros [1] DBE_ALARM DBE_LOG DBE_VALUE dbf_type_is_valid() dbf_type_to_DBR() dbf_type_to_DBR_GR() dbf_type_to_DBR_STS() DBR types. See data types dbr_size() dbr_size_n() DBR_STRING dbr_type_is_TIME() dbr_value_size() db_access.h [1] [2] db_access_val
E
ECA_NORMAL errors see status codes event handlers [1] event ID event masks event types [1] events monitor events [1] event_handlers event_handler_args [1] [2] evid. See event ID. exception handlers [1] exception_handler_args
F
fdi_read fdi_write fdmgr.c/fdmgr [1] [2] fdmgr.h fdmgr_add_callback() fdmgr_add_timeout() fdmgr_clear_callback() fdmgr_init() fdmgr_pend_event()
G
getting values
see PVs
reading values of
group IDs
H
header files. See include files
I
I/O multiplexor. See fdmgr.c/fdmgr include files
O
operating environments
single- vs. multi-threaded [1] [2] [3]
UNIX [1] [2]
VMS [1] [2]
VxWorks [1] [2] [3]
specific calls
P
polling
see polls
polls
definition of
Process Variables
see PVs
process variables
see PVs
putting values
see PVs
writing values to
PVs
connecting to [1]
definition of
monitoring [1]
reading values of [1]
writing values to [1]
Q
queries
R
remote operations
checking success/failure of [1]
request buffer
requests
checking validity of
S
SEVCHK() [1] [2] severity. See also status codes. status codes [1] [2] accessing in event handlers severity level severity of synchronous group calls [1] synchronous nature in programs
T
timeval structure