@CHIP-RTOS C Library V2.06 - TCP/IP API
Set_IP_Type_Of_Service
Set socket's default Type-Of-Service
put into the IP datagram header's TOS field. int Set_IP_Type_Of_Service ( int sd,
unsigned char tos,
int *error ); Parameters
sd
- Socket descriptor.
tos
- Type-Of-Service for IP datagrams
error
- Output parameter: Failure
code, 0 on success.
Return Value
- 0 = success
Non-zero = Failure (see error
output parameter)
Comments
- Bits in the IP Type-Of-Service field of a IP datagram:
Bits 0-2: Datagram precedence, 7 is the highest.
Bits 3-5: type of transport, see TCP/IP documentation e.g.
Internet networking with TCP/IP by Douglas E.Comer
Bits 6-7: unused
Note: Many routers ignore this IP datagram header field.
See Also
RTOS API
- This library function invokes a RTOS software interrupt.
Refer to this RTOS API function's
documentation
for more details.
Supported since or modified in @CHIP-RTOS version-
SC12 | SC13 | SC11 | SC1x3 |
-
V1.00 | V1.00 | V1.00 | V0.90 |
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