Reference Manual AFDX / ARINC 664 Application Interface Library
107
Section 4 – Function Reference: Transmitter Functions
4
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3
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1
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Prototype:
AiReturn FdxCmdTxUDPGetStatus ( AiUInt32 ul_Handle,
const AiUInt32 ul_UdpHandle,
TY_FDX_TX_UDP_STATUS *px_UdpTxStatus);
Driver Command:
FDX_TX_UDP_GET_STATUS (0x0000805C)
Purpose:
This function is used to retrieve the status of the specified UDP transmit port.
Input:
A
A
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U
U
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n
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t
t
3
3
2
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u
u
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p
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e
See description of
FdxCmdTxUDPCreatePort
.
Output:
T
T
Y
Y
_
_
F
F
D
D
X
X
_
_
T
T
X
X
_
_
U
U
D
D
P
P
_
_
S
S
T
T
A
A
T
T
U
U
S
S
*
*
p
p
x
x
_
_
U
U
d
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T
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typedef struct {
AiUInt32
ul_MsgCount;
AiUInt32
ul_CurrentIndex;
AiUInt32
ul_IndexCycleCount;
}TY_FDX_TX_UDP_STATUS;
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M
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;
;
Counter of messages sent through this UDP port since transmitter was started.
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;
;
New!
This parameter is only valid for Udp Sampling Ports which have assigned an input queue.
The parameter shows the index in the indexed input queue which will be written next to the
firmware queue. The buffer before ul_CurrentIndex is already sent.
A
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2
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C
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y
y
c
c
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o
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u
u
n
n
t
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;
;
New!
This parameter is only valid for Udp Sampling Ports which have assigned an input queue.
The parameter counts the cycles of processing for the input queue. Counting by switching the
index back from last index to 0.
Return Value
Returns FDX_OK on success or a negative error code on error.
Error Codes: FDX_ERR
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