Function

int openNetLog (char * filename)

Arguments

filename: The prefix of the filename. ie. no .nlog

Preconditions

No other NETLOG file has been opened by a call to this function and not closed.

SRS Refs

3.2.1.9

Function

void initFields ( void)

Arguments

void: no arguments

Description

SRS Refs

3.2.1.9

Function

void newNLPacket (PacketInfo * info)

Arguments

info: Info on the captured packet

Preconditions

None

Postconditions

None
The following psuedocode is used, since data is not always written:
if intervaltype = TIME and time since last dump >= interval: write data for all streams seen clear data on all streams seen
record information about packet in the stream's packet info
if intervaltype = PACKETS and packets since last dump >= packets: write data for all streams seen clear data on all streams seen

SRS Refs

3.2.1.9

Function

void writeInfos (PIList ** list, int numofinterval)

Arguments

list: A pointer to the head of the list pointer
numofinterval: How many intervals have passed

SRS Refs

3.2.1.9

Function

void writeInfo (PacketInfo* info)

Arguments

info: The PacketInfo for the captured packet or stream of packets

Preconditions

An output file has been opened At least one field is present in fields[]

Pseudocode

For each field in fields[]: print info->field Print newline

SRS Refs

3.2.1.9a

Function

void addNLField (int field)

Arguments

field: A field ID number as defined in NetLogger.h

SRS Refs

3.2.1.9a

Function

void setNLInterval (int newintervaltype, int newinterval)

Arguments

newintervaltype: The type of interval. This must be either INTERVAL_TIME or INTERVAL_PACKETS

SRS Refs

3.2.1.9d

Function

void closeNetLog ( void)

Arguments

void: no arguments

Description

SRS Refs

3.2.1.9

Function

void writeNLHead ( void)

Arguments

void: no arguments

Description

Preconditions

The output file has been opened

SRS Refs

3.2.1.9

Function

void writeNLFieldHead ( void)

Arguments

void: no arguments

Description

SRS Refs

3.2.1.9a

Function

u_int32_t timeDiff (struct timeval time1, struct timeval time2)

Arguments

time1: The more recent of the times
time2: The oldest of the times

SRS Refs

3.2.1.9d
Returns the difference in milliseconds.

Function

void outputReset ( void)

Arguments

void: no arguments

Description

SRS Refs

3.2.1.9