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LARN
PRRT
Commits
94814581
Commit
94814581
authored
Mar 09, 2016
by
Andreas Schmidt
Browse files
Remove switch statement.
parent
5e8501bf
Changes
1
Hide whitespace changes
Inline
Side-by-side
src/prrt/processes/data_receiver.c
View file @
94814581
...
...
@@ -94,75 +94,72 @@ void *receive_data_loop(void *ptr)
check_mem
(
packet
);
PrrtPacket_decode
(
buffer
,
(
uint16_t
)
n
,
packet
);
switch
(
PrrtPacket_type
(
packet
)
)
{
case
PACKET_TYPE_DATA
:
// TODO: packet.timestamp + packet.timeout < now: break
uint8_t
packetType
=
PrrtPacket_type
(
packet
)
;
if
(
packetType
==
PACKET_TYPE_DATA
)
{
// TODO: packet.timestamp + packet.timeout < now: break
if
(
PrrtForwardPacketTable_test_set_is_number_relevant
(
sock_ptr
->
forwardPacketTable
,
packet
->
seqno
)
==
false
)
{
PrrtPacket_destroy
(
packet
);
}
else
{
uint16_t
baseSequenceNumber
=
packet
->
seqno
-
packet
->
index
;
if
(
PrrtForwardPacketTable_test_set_is_number_relevant
(
sock_ptr
->
forwardPacketTable
,
packet
->
seqno
)
==
false
)
{
PrrtPacket_destroy
(
packet
);
}
else
{
uint16_t
baseSequenceNumber
=
packet
->
seqno
-
packet
->
index
;
PrrtPacket
*
reference
=
PrrtPacket_copy
(
packet
);
PrrtPacket
*
reference
=
PrrtPacket_copy
(
packet
);
PrrtBlock
*
block
=
BPTree_get
(
sock_ptr
->
blockStore
,
baseSequenceNumber
);
if
(
block
!=
NULL
)
{
check
(
PrrtBlock_insert_data_packet
(
block
,
reference
),
"Inserting failed"
);
decode_block
(
sock_ptr
,
block
,
baseSequenceNumber
);
PrrtBlock
*
block
=
BPTree_get
(
sock_ptr
->
blockStore
,
baseSequenceNumber
);
if
(
block
!=
NULL
)
{
check
(
PrrtBlock_insert_data_packet
(
block
,
reference
),
"Inserting failed"
);
decode_block
(
sock_ptr
,
block
,
baseSequenceNumber
);
}
else
{
// Check for duplicate data packet.
if
(
BPTree_get
(
sock_ptr
->
dataStore
,
packet
->
seqno
)
==
NULL
)
{
sock_ptr
->
dataStore
=
BPTree_insert
(
sock_ptr
->
dataStore
,
packet
->
seqno
,
reference
);
}
else
{
// Check for duplicate data packet.
if
(
BPTree_get
(
sock_ptr
->
dataStore
,
packet
->
seqno
)
==
NULL
)
{
sock_ptr
->
dataStore
=
BPTree_insert
(
sock_ptr
->
dataStore
,
packet
->
seqno
,
reference
);
}
else
{
PrrtPacket_destroy
(
reference
);
}
PrrtPacket_destroy
(
reference
);
}
}
// forward to application layer
// forward to application layer
pthread_mutex_lock
(
&
sock_ptr
->
inQueueFilledMutex
);
List_push
(
sock_ptr
->
inQueue
,
packet
);
pthread_cond_signal
(
&
sock_ptr
->
inQueueFilledCv
);
pthread_mutex_unlock
(
&
sock_ptr
->
inQueueFilledMutex
);
}
break
;
case
PACKET_TYPE_REDUNDANCY
:
redundancyPayload
=
packet
->
payload
;
pthread_mutex_lock
(
&
sock_ptr
->
inQueueFilledMutex
);
List_push
(
sock_ptr
->
inQueue
,
packet
);
pthread_cond_signal
(
&
sock_ptr
->
inQueueFilledCv
);
pthread_mutex_unlock
(
&
sock_ptr
->
inQueueFilledMutex
);
}
}
else
if
(
packetType
==
PACKET_TYPE_REDUNDANCY
)
{
redundancyPayload
=
packet
->
payload
;
if
(
!
PrrtForwardPacketTable_test_is_block_relevant
(
sock_ptr
->
forwardPacketTable
,
redundancyPayload
->
base_seqno
,
redundancyPayload
->
n
))
{
PrrtPacket_destroy
(
packet
);
}
else
{
PrrtBlock
*
block
=
BPTree_get
(
sock_ptr
->
blockStore
,
redundancyPayload
->
base_seqno
);
if
(
block
==
NULL
)
{
PrrtCodingParams
*
cpar
=
calloc
(
1
,
sizeof
(
PrrtCodingParams
));
PrrtCodingParams_init
(
cpar
);
cpar
->
k
=
redundancyPayload
->
k
;
cpar
->
n
=
redundancyPayload
->
n
;
block
=
calloc
(
1
,
sizeof
(
PrrtBlock
));
check_mem
(
block
);
PrrtBlock_create
(
block
,
cpar
,
redundancyPayload
->
base_seqno
);
free
(
cpar
);
sock_ptr
->
blockStore
=
BPTree_insert
(
sock_ptr
->
blockStore
,
redundancyPayload
->
base_seqno
,
block
);
}
if
(
!
PrrtForwardPacketTable_test_is_block_relevant
(
sock_ptr
->
forwardPacketTable
,
redundancyPayload
->
base_seqno
,
redundancyPayload
->
n
))
{
PrrtPacket_destroy
(
packet
);
}
else
{
PrrtBlock
*
block
=
BPTree_get
(
sock_ptr
->
blockStore
,
redundancyPayload
->
base_seqno
);
if
(
block
==
NULL
)
{
PrrtCodingParams
*
cpar
=
calloc
(
1
,
sizeof
(
PrrtCodingParams
));
PrrtCodingParams_init
(
cpar
);
cpar
->
k
=
redundancyPayload
->
k
;
cpar
->
n
=
redundancyPayload
->
n
;
block
=
calloc
(
1
,
sizeof
(
PrrtBlock
));
check_mem
(
block
);
PrrtBlock_create
(
block
,
cpar
,
redundancyPayload
->
base_seqno
);
free
(
cpar
);
sock_ptr
->
blockStore
=
BPTree_insert
(
sock_ptr
->
blockStore
,
redundancyPayload
->
base_seqno
,
block
);
}
retrieve_data_blocks
(
sock_ptr
,
redundancyPayload
->
base_seqno
,
block
->
codingParams
.
k
,
block
);
retrieve_data_blocks
(
sock_ptr
,
redundancyPayload
->
base_seqno
,
block
->
codingParams
.
k
,
block
);
if
(
PrrtBlock_insert_redundancy_packet
(
block
,
packet
))
{
decode_block
(
sock_ptr
,
block
,
redundancyPayload
->
base_seqno
);
}
else
{
PrrtPacket_destroy
(
packet
);
}
if
(
PrrtBlock_insert_redundancy_packet
(
block
,
packet
))
{
decode_block
(
sock_ptr
,
block
,
redundancyPayload
->
base_seqno
);
}
else
{
PrrtPacket_destroy
(
packet
);
}
break
;
default:
PrrtPacket_print
(
packet
);
PrrtPacket_destroy
(
packet
);
break
;
}
}
else
{
PrrtPacket_print
(
packet
);
PrrtPacket_destroy
(
packet
);
}
}
...
...
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