SharedBuffer

wraith::km::shared

Struct SharedBuffer 

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#[repr(C)]
pub struct SharedBuffer {
    pub sequence: u32,
    pub flags: u32,
    pub request_size: u32,
    pub response_size: u32,
}
Expand description

shared buffer for simple message passing

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§sequence: u32§flags: u32§request_size: u32§response_size: u32

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impl SharedBuffer

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pub const HEADER_SIZE: usize = 16usize

header size

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pub const FLAG_REQUEST_PENDING: u32 = 1u32

flag: request pending

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pub const FLAG_RESPONSE_READY: u32 = 2u32

flag: response ready

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pub const FLAG_BUSY: u32 = 4u32

flag: busy (kernel processing)

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pub fn init(&mut self)

initialize buffer

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pub fn request_data(&self) -> *const u8

get request data pointer

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pub fn response_data(&mut self) -> *mut u8

get response data pointer

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pub fn has_request(&self) -> bool

check if request is pending

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pub fn has_response(&self) -> bool

check if response is ready

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pub fn set_response(&mut self, size: u32)

mark request as processed, set response

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pub fn clear_request(&mut self)

clear request (kernel side)

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