c-api/component_2instance_8h_source.html

#ifndef WASMTIME_COMPONENT_INSTANCE_H

#define WASMTIME_COMPONENT_INSTANCE_H


#include <wasmtime/component/component.h>

#include <wasmtime/component/func.h>

#include <wasmtime/conf.h>

#include <wasmtime/store.h>


#ifdef WASMTIME_FEATURE_COMPONENT_MODEL


#ifdef __cplusplus

extern "C" {

#endif


typedef struct wasmtime_component_instance {

  uint64_t store_id;

  uint32_t __private;

} wasmtime_component_instance_t;


WASM_API_EXTERN wasmtime_component_export_index_t *

wasmtime_component_instance_get_export_index(

    const wasmtime_component_instance_t *instance, wasmtime_context_t *context,

    const wasmtime_component_export_index_t *instance_export_index,

    const char *name, size_t name_len);


WASM_API_EXTERN bool wasmtime_component_instance_get_func(

    const wasmtime_component_instance_t *instance, wasmtime_context_t *context,

    const wasmtime_component_export_index_t *export_index,

    wasmtime_component_func_t *func_out);


#ifdef __cplusplus

} // extern "C"

#endif


#endif // WASMTIME_FEATURE_COMPONENT_MODEL


#endif // WASMTIME_COMPONENT_INSTANCE_H

component.h

wasmtime_component_export_index_t
struct wasmtime_component_export_index_t wasmtime_component_export_index_t
A value which represents a known export of a component.
Definition: component/component.h:113

func.h

wasmtime_component_instance_t
struct wasmtime_component_instance wasmtime_component_instance_t
Representation of a instance in Wasmtime.

wasmtime_component_instance_get_export_index
wasmtime_component_export_index_t * wasmtime_component_instance_get_export_index(const wasmtime_component_instance_t *instance, wasmtime_context_t *context, const wasmtime_component_export_index_t *instance_export_index, const char *name, size_t name_len)
A methods similar to wasmtime_component_get_export_index except for this instance.

wasmtime_component_instance_get_func
bool wasmtime_component_instance_get_func(const wasmtime_component_instance_t *instance, wasmtime_context_t *context, const wasmtime_component_export_index_t *export_index, wasmtime_component_func_t *func_out)
Looks up an exported function by name within this wasmtime_component_instance_t.

conf.h
Build-time defines for how the C API was built.

store.h

wasmtime_component_func
Representation of a function in Wasmtime.
Definition: component/func.h:24

wasmtime_component_instance
Representation of a instance in Wasmtime.
Definition: component/instance.h:24

wasmtime_component_instance::__private
uint32_t __private
Internal index within the store.
Definition: component/instance.h:28

wasmtime_component_instance::store_id
uint64_t store_id
Internal identifier of what store this belongs to, never zero.
Definition: component/instance.h:26

wasmtime_context
An interior pointer into a wasmtime_store_t which is used as "context" for many functions.