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70 lines
1.9 KiB
70 lines
1.9 KiB
#pragma once
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#include <threads.h>
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#include "sandbox_types.h"
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#include "wasm_module_instance.h"
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/* current sandbox that is active.. */
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extern thread_local struct sandbox *worker_thread_current_sandbox;
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void current_sandbox_start(void);
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/**
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* Getter for the current sandbox executing on this thread
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* @returns the current sandbox executing on this thread
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*/
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static inline struct sandbox *
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current_sandbox_get(void)
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{
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return worker_thread_current_sandbox;
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}
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/**
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* Setter for the current sandbox executing on this thread
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* @param sandbox the sandbox we are setting this thread to run
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*/
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static inline void
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current_sandbox_set(struct sandbox *sandbox)
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{
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/* Unpack hierarchy to avoid pointer chasing */
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if (sandbox == NULL) {
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current_wasm_module_instance = (struct wasm_module_instance){
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.memory = NULL,
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.table = NULL,
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};
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worker_thread_current_sandbox = NULL;
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runtime_worker_threads_deadline[worker_thread_idx] = UINT64_MAX;
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} else {
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current_wasm_module_instance = (struct wasm_module_instance){
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.memory = sandbox->memory,
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.table = sandbox->module->indirect_table,
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};
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worker_thread_current_sandbox = sandbox;
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runtime_worker_threads_deadline[worker_thread_idx] = sandbox->absolute_deadline;
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}
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}
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extern void current_sandbox_sleep();
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static inline void *
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current_sandbox_get_ptr_void(uint32_t offset, uint32_t bounds_check)
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{
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assert(current_wasm_module_instance.memory != NULL);
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return wasm_memory_get_ptr_void(current_wasm_module_instance.memory, offset, bounds_check);
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}
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static inline char
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current_sandbox_get_char(uint32_t offset)
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{
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assert(current_wasm_module_instance.memory != NULL);
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return wasm_memory_get_char(current_wasm_module_instance.memory, offset);
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}
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static inline char *
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current_sandbox_get_string(uint32_t offset, uint32_t size)
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{
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return wasm_memory_get_string(current_wasm_module_instance.memory, offset, size);
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}
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