Struct Packet

pub struct Packet {
    pub start: usize,
    pub end: usize,
    pub buffer_size: usize,
    pub buffer: *mut u8,
    /* private fields */
}

Packet Structure used by Packetvisor

Fields

start: usize

payload offset from buffer pointing the start of payload.

end: usize

payload offset from buffer point the end of payload.

buffer_size: usize

total size of buffer.

buffer: *mut u8

buffer address.

Implementations

impl Packet

pub fn replace_data(&mut self, new_data: &[u8]) -> Result<(), String>

Description

Replace payload with new data.
Data can be memmoved if needed.

Arguments

new_data - new packet payload

Returns

On success, returns None and payload of pv::Packet is replaced with new_data.
On failure, returns an error string.

pub fn get_buffer_mut(&mut self) -> &mut [u8]

Description

Get mutable payload

pub fn resize(&mut self, new_size: usize) -> Result<(), String>

Description

Resize payload size to new_size

Arguments

new_size - new packet payload size

Returns

On success, return None and payload size of pv::Packet is replaced with new_size.
On failure, returns an error string.

pub fn dump(&self)

Description

Dump packet payload as hex. Debugging purpose

Trait Implementations

impl Debug for Packet

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Drop for Packet

fn drop(&mut self)

Executes the destructor for this type.