GNUNET_FRAGMENT_Context Struct Reference

Fragmentation context. More...

Collaboration diagram for GNUNET_FRAGMENT_Context:

Data Fields
struct GNUNET_STATISTICS_Handle *	stats
	Statistics to use. More...
struct GNUNET_BANDWIDTH_Tracker *	tracker
	Tracker for flow control. More...
struct GNUNET_TIME_Relative	ack_delay
	Current expected delay for ACKs. More...
struct GNUNET_TIME_Relative	msg_delay
	Current expected delay between messages. More...
struct GNUNET_TIME_Absolute	delay_until
	Next allowed transmission time. More...
struct GNUNET_TIME_Absolute	last_round
	Time we transmitted the last message of the last round. More...
const struct GNUNET_MessageHeader *	msg
	Message to fragment (allocated at the end of this struct). More...
GNUNET_FRAGMENT_MessageProcessor	proc
	Function to call for transmissions. More...
void *	proc_cls
	Closure for proc. More...
uint64_t	acks
	Bitfield, set to 1 for each unacknowledged fragment. More...
uint64_t	acks_mask
	Bitfield with all possible bits for acks (used to mask the ack we get back). More...
struct GNUNET_SCHEDULER_Task *	task
	Task performing work for the fragmenter. More...
uint32_t	fragment_id
	Our fragmentation ID. More...
unsigned int	next_transmission
	Round-robin selector for the next transmission. More...
unsigned int	num_rounds
	How many rounds of transmission have we completed so far? More...
unsigned int	num_transmissions
	How many transmission have we completed in this round? More...
int8_t	proc_busy
	GNUNET_YES if we called proc and are now waiting for GNUNET_FRAGMENT_context_transmission_done() More...
int8_t	wack
	GNUNET_YES if we are waiting for an ACK. More...
uint16_t	mtu
	Target fragment size. More...

Detailed Description

Fragmentation context.

Definition at line 40 of file fragmentation.c.

Field Documentation

stats

struct GNUNET_STATISTICS_Handle* GNUNET_FRAGMENT_Context::stats

Statistics to use.

Definition at line 45 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), GNUNET_FRAGMENT_process_ack(), and transmit_next().

tracker

struct GNUNET_BANDWIDTH_Tracker* GNUNET_FRAGMENT_Context::tracker

Tracker for flow control.

Definition at line 50 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), and transmit_next().

ack_delay

struct GNUNET_TIME_Relative GNUNET_FRAGMENT_Context::ack_delay

Current expected delay for ACKs.

Definition at line 50 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), GNUNET_FRAGMENT_context_destroy(), GNUNET_FRAGMENT_process_ack(), and transmit_next().

msg_delay

struct GNUNET_TIME_Relative GNUNET_FRAGMENT_Context::msg_delay

Current expected delay between messages.

Definition at line 50 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), GNUNET_FRAGMENT_context_destroy(), GNUNET_FRAGMENT_process_ack(), and transmit_next().

delay_until

struct GNUNET_TIME_Absolute GNUNET_FRAGMENT_Context::delay_until

Next allowed transmission time.

Definition at line 50 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_transmission_done(), and transmit_next().

last_round

struct GNUNET_TIME_Absolute GNUNET_FRAGMENT_Context::last_round

Time we transmitted the last message of the last round.

Definition at line 50 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_process_ack(), and transmit_next().

msg

const struct GNUNET_MessageHeader* GNUNET_FRAGMENT_Context::msg

Message to fragment (allocated at the end of this struct).

Definition at line 75 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), and transmit_next().

proc

GNUNET_FRAGMENT_MessageProcessor GNUNET_FRAGMENT_Context::proc

Function to call for transmissions.

Definition at line 80 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), gnunet_pyexpect.pexpect::spawn(), and transmit_next().

proc_cls

void* GNUNET_FRAGMENT_Context::proc_cls

Closure for proc.

Definition at line 85 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), and transmit_next().

acks

uint64_t GNUNET_FRAGMENT_Context::acks

Bitfield, set to 1 for each unacknowledged fragment.

Definition at line 90 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), GNUNET_FRAGMENT_process_ack(), and transmit_next().

acks_mask

uint64_t GNUNET_FRAGMENT_Context::acks_mask

Bitfield with all possible bits for acks (used to mask the ack we get back).

Definition at line 96 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), and GNUNET_FRAGMENT_process_ack().

task

struct GNUNET_SCHEDULER_Task* GNUNET_FRAGMENT_Context::task

Task performing work for the fragmenter.

Definition at line 101 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), GNUNET_FRAGMENT_context_destroy(), GNUNET_FRAGMENT_context_transmission_done(), GNUNET_FRAGMENT_process_ack(), and transmit_next().

fragment_id

uint32_t GNUNET_FRAGMENT_Context::fragment_id

Our fragmentation ID.

(chosen at random)

Definition at line 106 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), GNUNET_FRAGMENT_process_ack(), and transmit_next().

next_transmission

unsigned int GNUNET_FRAGMENT_Context::next_transmission

Round-robin selector for the next transmission.

Definition at line 111 of file fragmentation.c.

Referenced by transmit_next().

num_rounds

unsigned int GNUNET_FRAGMENT_Context::num_rounds

How many rounds of transmission have we completed so far?

Definition at line 116 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_destroy(), and transmit_next().

num_transmissions

unsigned int GNUNET_FRAGMENT_Context::num_transmissions

How many transmission have we completed in this round?

Definition at line 121 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_process_ack(), and transmit_next().

proc_busy

int8_t GNUNET_FRAGMENT_Context::proc_busy

GNUNET_YES if we called proc and are now waiting for GNUNET_FRAGMENT_context_transmission_done()

Definition at line 126 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_transmission_done(), GNUNET_FRAGMENT_process_ack(), and transmit_next().

wack

int8_t GNUNET_FRAGMENT_Context::wack

GNUNET_YES if we are waiting for an ACK.

Definition at line 131 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_process_ack(), and transmit_next().

mtu

uint16_t GNUNET_FRAGMENT_Context::mtu

Target fragment size.

Definition at line 136 of file fragmentation.c.

Referenced by GNUNET_FRAGMENT_context_create(), and transmit_next().

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The documentation for this struct was generated from the following file:

• src/fragmentation/fragmentation.c