Struct HostFunctionContext 

pub struct HostFunctionContext {
    pub plugin_name: String,
    pub request_id: String,
    pub memory: Arc<RwLock<Vec<u8>>>,
    pub config: HashMap<String, Value>,
    pub start_time: Instant,
}

Host function context (passed to function implementations)

Fields

plugin_name: String

Plugin name

request_id: String

Request ID

memory: Arc<RwLock<Vec<u8>>>

Plugin memory (for reading/writing)

config: HashMap<String, Value>

Plugin configuration

start_time: Instant

Call start time

Implementations

impl HostFunctionContext

pub fn read_string( &self, ptr: i32, len: i32, ) -> Result<String, HostFunctionError>

Read a string from plugin memory

pub fn read_bytes( &self, ptr: i32, len: i32, ) -> Result<Vec<u8>, HostFunctionError>

Read bytes from plugin memory

pub fn write_bytes( &self, ptr: i32, data: &[u8], ) -> Result<(), HostFunctionError>

Write bytes to plugin memory

pub fn allocate(&self, size: usize) -> Result<i32, HostFunctionError>

Allocate memory in plugin

pub fn elapsed(&self) -> Duration

Get elapsed time since call start