45 lines
1006 B
JavaScript
45 lines
1006 B
JavaScript
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// WASM loader that provides WASI imports
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import Module from "module";
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import { fileURLToPath } from "url";
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import { dirname } from "path";
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const __dirname = dirname(fileURLToPath(import.meta.url));
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// Mock WASI environment
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const mockEnv = {
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// Standard C library functions
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malloc: () => 0,
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free: () => {},
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memcpy: () => 0,
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memset: () => 0,
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strlen: () => 0,
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};
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const mockWasi = {
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proc_exit: () => {},
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environ_get: () => 0,
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environ_sizes_get: () => 0,
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fd_write: () => 0,
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fd_read: () => 0,
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fd_seek: () => 0,
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fd_close: () => 0,
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fd_prestat: () => 8,
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fd_prestat_dir_name: () => 0,
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path_open: () => 8,
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path_create_directory: () => 0,
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path_remove_directory: () => 0,
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path_unlink_file: () => 0,
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path_filestat_get: () => 0,
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path_rename: () => 0,
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sys_info: () => 0,
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clock_time_get: () => 0,
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random_get: (buf, buflen) => 0,
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thread_spawn: () => 0,
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args_get: () => 0,
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args_sizes_get: () => 0,
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};
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// Register globals
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globalThis.env = mockEnv;
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globalThis.wasi_snapshot_preview1 = mockWasi;
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