996 lines
32 KiB
C
996 lines
32 KiB
C
//
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// m3_api_meta_wasi.c
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//
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// Created by Volodymyr Shymanskyy on 01/08/20.
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// Copyright © 2020 Volodymyr Shymanskyy. All rights reserved.
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//
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#include "m3_api_wasi.h"
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#include "m3_env.h"
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#include "m3_exception.h"
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#if defined(d_m3HasMetaWASI)
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// NOTE: MetaWASI mostly redirects WASI calls to the host WASI environment
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#if !defined(__wasi__)
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# error "MetaWASI is only supported on WASI target"
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#endif
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#if __has_include("wasi/api.h")
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# include <wasi/api.h>
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# define USE_NEW_WASI
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#elif __has_include("wasi/core.h")
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# warning "Using legacy WASI headers"
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# include <wasi/core.h>
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# define __WASI_ERRNO_SUCCESS __WASI_ESUCCESS
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# define __WASI_ERRNO_INVAL __WASI_EINVAL
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#else
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# error "Missing WASI headers"
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#endif
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static m3_wasi_context_t* wasi_context;
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typedef size_t __wasi_size_t;
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static inline
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const void* copy_iov_to_host(IM3Runtime runtime, void* _mem, __wasi_iovec_t* host_iov, __wasi_iovec_t* wasi_iov, int32_t iovs_len)
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{
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// Convert wasi memory offsets to host addresses
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for (int i = 0; i < iovs_len; i++) {
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host_iov[i].buf = m3ApiOffsetToPtr(wasi_iov[i].buf);
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host_iov[i].buf_len = wasi_iov[i].buf_len;
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m3ApiCheckMem(host_iov[i].buf, host_iov[i].buf_len);
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}
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m3ApiSuccess();
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}
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#if d_m3EnableWasiTracing
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const char* wasi_errno2str(__wasi_errno_t err)
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{
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switch (err) {
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case 0: return "ESUCCESS";
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case 1: return "E2BIG";
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case 2: return "EACCES";
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case 3: return "EADDRINUSE";
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case 4: return "EADDRNOTAVAIL";
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case 5: return "EAFNOSUPPORT";
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case 6: return "EAGAIN";
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case 7: return "EALREADY";
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case 8: return "EBADF";
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case 9: return "EBADMSG";
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case 10: return "EBUSY";
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case 11: return "ECANCELED";
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case 12: return "ECHILD";
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case 13: return "ECONNABORTED";
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case 14: return "ECONNREFUSED";
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case 15: return "ECONNRESET";
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case 16: return "EDEADLK";
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case 17: return "EDESTADDRREQ";
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case 18: return "EDOM";
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case 19: return "EDQUOT";
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case 20: return "EEXIST";
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case 21: return "EFAULT";
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case 22: return "EFBIG";
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case 23: return "EHOSTUNREACH";
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case 24: return "EIDRM";
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case 25: return "EILSEQ";
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case 26: return "EINPROGRESS";
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case 27: return "EINTR";
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case 28: return "EINVAL";
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case 29: return "EIO";
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case 30: return "EISCONN";
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case 31: return "EISDIR";
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case 32: return "ELOOP";
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case 33: return "EMFILE";
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case 34: return "EMLINK";
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case 35: return "EMSGSIZE";
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case 36: return "EMULTIHOP";
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case 37: return "ENAMETOOLONG";
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case 38: return "ENETDOWN";
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case 39: return "ENETRESET";
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case 40: return "ENETUNREACH";
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case 41: return "ENFILE";
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case 42: return "ENOBUFS";
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case 43: return "ENODEV";
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case 44: return "ENOENT";
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case 45: return "ENOEXEC";
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case 46: return "ENOLCK";
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case 47: return "ENOLINK";
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case 48: return "ENOMEM";
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case 49: return "ENOMSG";
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case 50: return "ENOPROTOOPT";
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case 51: return "ENOSPC";
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case 52: return "ENOSYS";
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case 53: return "ENOTCONN";
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case 54: return "ENOTDIR";
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case 55: return "ENOTEMPTY";
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case 56: return "ENOTRECOVERABLE";
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case 57: return "ENOTSOCK";
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case 58: return "ENOTSUP";
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case 59: return "ENOTTY";
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case 60: return "ENXIO";
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case 61: return "EOVERFLOW";
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case 62: return "EOWNERDEAD";
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case 63: return "EPERM";
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case 64: return "EPIPE";
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case 65: return "EPROTO";
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case 66: return "EPROTONOSUPPORT";
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case 67: return "EPROTOTYPE";
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case 68: return "ERANGE";
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case 69: return "EROFS";
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case 70: return "ESPIPE";
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case 71: return "ESRCH";
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case 72: return "ESTALE";
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case 73: return "ETIMEDOUT";
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case 74: return "ETXTBSY";
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case 75: return "EXDEV";
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case 76: return "ENOTCAPABLE";
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default: return "<unknown>";
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}
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}
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# define WASI_TRACE(fmt, ...) { fprintf(stderr, "%s " fmt, __FUNCTION__+16, ##__VA_ARGS__); fprintf(stderr, " => %s\n", wasi_errno2str(ret)); }
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#else
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# define WASI_TRACE(fmt, ...)
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#endif
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/*
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* WASI API implementation
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*/
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m3ApiRawFunction(m3_wasi_generic_args_get)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArgMem (uint32_t * , argv)
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m3ApiGetArgMem (char * , argv_buf)
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m3_wasi_context_t* context = (m3_wasi_context_t*)(_ctx->userdata);
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if (context == NULL) { m3ApiReturn(__WASI_ERRNO_INVAL); }
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m3ApiCheckMem(argv, context->argc * sizeof(uint32_t));
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for (u32 i = 0; i < context->argc; ++i)
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{
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m3ApiWriteMem32(&argv[i], m3ApiPtrToOffset(argv_buf));
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size_t len = strlen (context->argv[i]);
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m3ApiCheckMem(argv_buf, len);
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memcpy (argv_buf, context->argv[i], len);
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argv_buf += len;
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* argv_buf++ = 0;
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}
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m3ApiReturn(__WASI_ERRNO_SUCCESS);
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}
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m3ApiRawFunction(m3_wasi_generic_args_sizes_get)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArgMem (__wasi_size_t * , argc)
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m3ApiGetArgMem (__wasi_size_t * , argv_buf_size)
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m3ApiCheckMem(argc, sizeof(__wasi_size_t));
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m3ApiCheckMem(argv_buf_size, sizeof(__wasi_size_t));
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m3_wasi_context_t* context = (m3_wasi_context_t*)(_ctx->userdata);
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if (context == NULL) { m3ApiReturn(__WASI_ERRNO_INVAL); }
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__wasi_size_t buf_len = 0;
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for (u32 i = 0; i < context->argc; ++i)
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{
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buf_len += strlen (context->argv[i]) + 1;
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}
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m3ApiWriteMem32(argc, context->argc);
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m3ApiWriteMem32(argv_buf_size, buf_len);
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m3ApiReturn(__WASI_ERRNO_SUCCESS);
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}
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m3ApiRawFunction(m3_wasi_generic_environ_get)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArgMem (uint32_t * , env)
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m3ApiGetArgMem (char * , env_buf)
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__wasi_errno_t ret;
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__wasi_size_t env_count, env_buf_size;
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ret = __wasi_environ_sizes_get(&env_count, &env_buf_size);
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if (ret != __WASI_ERRNO_SUCCESS) m3ApiReturn(ret);
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m3ApiCheckMem(env, env_count * sizeof(uint32_t));
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m3ApiCheckMem(env_buf, env_buf_size);
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ret = __wasi_environ_get(env, env_buf);
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if (ret != __WASI_ERRNO_SUCCESS) m3ApiReturn(ret);
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for (u32 i = 0; i < env_count; ++i) {
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env[i] = m3ApiPtrToOffset (env[i]);
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}
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_generic_environ_sizes_get)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArgMem (__wasi_size_t * , env_count)
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m3ApiGetArgMem (__wasi_size_t * , env_buf_size)
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m3ApiCheckMem(env_count, sizeof(__wasi_size_t));
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m3ApiCheckMem(env_buf_size, sizeof(__wasi_size_t));
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__wasi_errno_t ret = __wasi_environ_sizes_get(env_count, env_buf_size);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_generic_fd_prestat_dir_name)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArgMem (char * , path)
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m3ApiGetArg (__wasi_size_t , path_len)
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m3ApiCheckMem(path, path_len);
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__wasi_errno_t ret = __wasi_fd_prestat_dir_name(fd, path, path_len);
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WASI_TRACE("fd:%d, len:%d | path:%s", fd, path_len, path);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_generic_fd_prestat_get)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArgMem (__wasi_prestat_t * , buf)
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m3ApiCheckMem(buf, sizeof(__wasi_prestat_t));
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__wasi_errno_t ret = __wasi_fd_prestat_get(fd, buf);
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WASI_TRACE("fd:%d | type:%d, name_len:%d", fd, buf->pr_type, buf->u.dir.pr_name_len);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_generic_fd_fdstat_get)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArgMem (__wasi_fdstat_t * , fdstat)
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m3ApiCheckMem(fdstat, sizeof(__wasi_fdstat_t));
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__wasi_errno_t ret = __wasi_fd_fdstat_get(fd, fdstat);
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WASI_TRACE("fd:%d", fd);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_generic_fd_fdstat_set_flags)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArg (__wasi_fdflags_t , flags)
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__wasi_errno_t ret = __wasi_fd_fdstat_set_flags(fd, flags);
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WASI_TRACE("fd:%d, flags:0x%x", fd, flags);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_unstable_fd_filestat_get)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArgMem (uint8_t * , buf)
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m3ApiCheckMem(buf, 56); // wasi_filestat_t
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__wasi_filestat_t stat;
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__wasi_errno_t ret = __wasi_fd_filestat_get(fd, &stat);
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if (ret != __WASI_ERRNO_SUCCESS) {
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m3ApiReturn(ret);
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}
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memset(buf, 0, 56);
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m3ApiWriteMem64(buf+0, stat.st_dev);
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m3ApiWriteMem64(buf+8, stat.st_ino);
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m3ApiWriteMem8 (buf+16, stat.st_filetype);
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m3ApiWriteMem32(buf+20, stat.st_nlink);
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m3ApiWriteMem64(buf+24, stat.st_size);
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m3ApiWriteMem64(buf+32, stat.st_atim);
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m3ApiWriteMem64(buf+40, stat.st_mtim);
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m3ApiWriteMem64(buf+48, stat.st_ctim);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_snapshot_preview1_fd_filestat_get)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArgMem (uint8_t * , buf)
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m3ApiCheckMem(buf, 64); // wasi_filestat_t
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__wasi_filestat_t stat;
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__wasi_errno_t ret = __wasi_fd_filestat_get(fd, &stat);
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if (ret != __WASI_ERRNO_SUCCESS) {
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m3ApiReturn(ret);
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}
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memset(buf, 0, 64);
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m3ApiWriteMem64(buf+0, stat.st_dev);
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m3ApiWriteMem64(buf+8, stat.st_ino);
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m3ApiWriteMem8 (buf+16, stat.st_filetype);
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m3ApiWriteMem64(buf+24, stat.st_nlink);
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m3ApiWriteMem64(buf+32, stat.st_size);
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m3ApiWriteMem64(buf+40, stat.st_atim);
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m3ApiWriteMem64(buf+48, stat.st_mtim);
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m3ApiWriteMem64(buf+56, stat.st_ctim);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_unstable_fd_seek)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArg (__wasi_filedelta_t , offset)
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m3ApiGetArg (uint32_t , wasi_whence)
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m3ApiGetArgMem (__wasi_filesize_t * , result)
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m3ApiCheckMem(result, sizeof(__wasi_filesize_t));
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__wasi_whence_t whence = -1;
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const char* whstr = "???";
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switch (wasi_whence) {
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case 0: whence = __WASI_WHENCE_CUR; whstr = "CUR"; break;
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case 1: whence = __WASI_WHENCE_END; whstr = "END"; break;
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case 2: whence = __WASI_WHENCE_SET; whstr = "SET"; break;
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}
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__wasi_errno_t ret = __wasi_fd_seek(fd, offset, whence, result);
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WASI_TRACE("fd:%d, offset:%d, whence:%s | result:%d", fd, offset, whstr, *result);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_snapshot_preview1_fd_seek)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArg (__wasi_filedelta_t , offset)
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m3ApiGetArg (uint32_t , wasi_whence)
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m3ApiGetArgMem (__wasi_filesize_t * , result)
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m3ApiCheckMem(result, sizeof(__wasi_filesize_t));
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__wasi_whence_t whence = -1;
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const char* whstr = "???";
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switch (wasi_whence) {
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case 0: whence = __WASI_WHENCE_SET; whstr = "SET"; break;
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case 1: whence = __WASI_WHENCE_CUR; whstr = "CUR"; break;
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case 2: whence = __WASI_WHENCE_END; whstr = "END"; break;
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}
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__wasi_errno_t ret = __wasi_fd_seek(fd, offset, whence, result);
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WASI_TRACE("fd:%d, offset:%d, whence:%s | result:%d", fd, offset, whstr, *result);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_generic_fd_renumber)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , from)
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m3ApiGetArg (__wasi_fd_t , to)
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__wasi_errno_t ret = __wasi_fd_renumber(from, to);
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WASI_TRACE("from:%d, to:%d", from, to);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_generic_fd_sync)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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__wasi_errno_t ret = __wasi_fd_sync(fd);
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WASI_TRACE("fd:%d", fd);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_generic_fd_tell)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArgMem (__wasi_filesize_t * , result)
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m3ApiCheckMem(result, sizeof(__wasi_filesize_t));
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__wasi_errno_t ret = __wasi_fd_tell(fd, result);
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WASI_TRACE("fd:%d | result:%d", fd, *result);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_generic_path_create_directory)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArgMem (const char * , path)
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m3ApiGetArg (__wasi_size_t , path_len)
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m3ApiCheckMem(path, path_len);
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__wasi_errno_t ret = __wasi_path_create_directory(fd, path, path_len);
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WASI_TRACE("fd:%d, path:%s", fd, path);
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m3ApiReturn(ret);
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}
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m3ApiRawFunction(m3_wasi_generic_path_readlink)
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{
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m3ApiReturnType (uint32_t)
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m3ApiGetArg (__wasi_fd_t , fd)
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m3ApiGetArgMem (const char * , path)
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m3ApiGetArg (__wasi_size_t , path_len)
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m3ApiGetArgMem (char * , buf)
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m3ApiGetArg (__wasi_size_t , buf_len)
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m3ApiGetArgMem (__wasi_size_t * , bufused)
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m3ApiCheckMem(path, path_len);
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m3ApiCheckMem(buf, buf_len);
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m3ApiCheckMem(bufused, sizeof(__wasi_size_t));
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__wasi_errno_t ret = __wasi_path_readlink(fd, path, path_len, buf, buf_len, bufused);
|
|
|
|
WASI_TRACE("fd:%d, path:%s | buf:%s, bufused:%d", fd, path, buf, *bufused);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_path_remove_directory)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , fd)
|
|
m3ApiGetArgMem (const char * , path)
|
|
m3ApiGetArg (__wasi_size_t , path_len)
|
|
|
|
m3ApiCheckMem(path, path_len);
|
|
|
|
__wasi_errno_t ret = __wasi_path_remove_directory(fd, path, path_len);
|
|
|
|
WASI_TRACE("fd:%d, path:%s", fd, path);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_path_rename)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , old_fd)
|
|
m3ApiGetArgMem (const char * , old_path)
|
|
m3ApiGetArg (__wasi_size_t , old_path_len)
|
|
m3ApiGetArg (__wasi_fd_t , new_fd)
|
|
m3ApiGetArgMem (const char * , new_path)
|
|
m3ApiGetArg (__wasi_size_t , new_path_len)
|
|
|
|
m3ApiCheckMem(old_path, old_path_len);
|
|
m3ApiCheckMem(new_path, new_path_len);
|
|
|
|
__wasi_errno_t ret = __wasi_path_rename(old_fd, old_path, old_path_len,
|
|
new_fd, new_path, new_path_len);
|
|
|
|
WASI_TRACE("old_fd:%d, old_path:%s, new_fd:%d, new_path:%s", old_fd, old_path, new_fd, new_path);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_path_symlink)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArgMem (const char * , old_path)
|
|
m3ApiGetArg (__wasi_size_t , old_path_len)
|
|
m3ApiGetArg (__wasi_fd_t , fd)
|
|
m3ApiGetArgMem (const char * , new_path)
|
|
m3ApiGetArg (__wasi_size_t , new_path_len)
|
|
|
|
m3ApiCheckMem(old_path, old_path_len);
|
|
m3ApiCheckMem(new_path, new_path_len);
|
|
|
|
__wasi_errno_t ret = __wasi_path_symlink(old_path, old_path_len,
|
|
fd, new_path, new_path_len);
|
|
|
|
WASI_TRACE("old_path:%s, fd:%d, new_path:%s", old_path, fd, new_path);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_path_unlink_file)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , fd)
|
|
m3ApiGetArgMem (const char * , path)
|
|
m3ApiGetArg (__wasi_size_t , path_len)
|
|
|
|
m3ApiCheckMem(path, path_len);
|
|
|
|
__wasi_errno_t ret = __wasi_path_unlink_file(fd, path, path_len);
|
|
|
|
WASI_TRACE("fd:%d, path:%s", fd, path);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_path_open)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , dirfd)
|
|
m3ApiGetArg (__wasi_lookupflags_t , dirflags)
|
|
m3ApiGetArgMem (const char * , path)
|
|
m3ApiGetArg (__wasi_size_t , path_len)
|
|
m3ApiGetArg (__wasi_oflags_t , oflags)
|
|
m3ApiGetArg (__wasi_rights_t , fs_rights_base)
|
|
m3ApiGetArg (__wasi_rights_t , fs_rights_inheriting)
|
|
m3ApiGetArg (__wasi_fdflags_t , fs_flags)
|
|
m3ApiGetArgMem (__wasi_fd_t * , fd)
|
|
|
|
m3ApiCheckMem(path, path_len);
|
|
m3ApiCheckMem(fd, sizeof(__wasi_fd_t));
|
|
|
|
__wasi_errno_t ret = __wasi_path_open(dirfd,
|
|
dirflags,
|
|
path,
|
|
path_len,
|
|
oflags,
|
|
fs_rights_base,
|
|
fs_rights_inheriting,
|
|
fs_flags,
|
|
fd);
|
|
|
|
WASI_TRACE("dirfd:%d, dirflags:0x%x, path:%s, oflags:0x%x, fs_flags:0x%x | fd:%d", dirfd, dirflags, path, oflags, fs_flags, *fd);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_unstable_path_filestat_get)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , fd)
|
|
m3ApiGetArg (__wasi_lookupflags_t , flags)
|
|
m3ApiGetArgMem (const char * , path)
|
|
m3ApiGetArg (uint32_t , path_len)
|
|
m3ApiGetArgMem (uint8_t * , buf)
|
|
|
|
m3ApiCheckMem(path, path_len);
|
|
m3ApiCheckMem(buf, 56); // wasi_filestat_t
|
|
|
|
__wasi_filestat_t stat;
|
|
|
|
__wasi_errno_t ret = __wasi_path_filestat_get(fd, flags, path, path_len, &stat);
|
|
|
|
WASI_TRACE("fd:%d, flags:0x%x, path:%s | fs.size:%d", fd, flags, path, stat.st_size);
|
|
|
|
if (ret != __WASI_ERRNO_SUCCESS) {
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
memset(buf, 0, 56);
|
|
m3ApiWriteMem64(buf+0, stat.st_dev);
|
|
m3ApiWriteMem64(buf+8, stat.st_ino);
|
|
m3ApiWriteMem8 (buf+16, stat.st_filetype);
|
|
m3ApiWriteMem32(buf+20, stat.st_nlink);
|
|
m3ApiWriteMem64(buf+24, stat.st_size);
|
|
m3ApiWriteMem64(buf+32, stat.st_atim);
|
|
m3ApiWriteMem64(buf+40, stat.st_mtim);
|
|
m3ApiWriteMem64(buf+48, stat.st_ctim);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_snapshot_preview1_path_filestat_get)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , fd)
|
|
m3ApiGetArg (__wasi_lookupflags_t , flags)
|
|
m3ApiGetArgMem (const char * , path)
|
|
m3ApiGetArg (uint32_t , path_len)
|
|
m3ApiGetArgMem (uint8_t * , buf)
|
|
|
|
m3ApiCheckMem(path, path_len);
|
|
m3ApiCheckMem(buf, 64); // wasi_filestat_t
|
|
|
|
__wasi_filestat_t stat;
|
|
|
|
__wasi_errno_t ret = __wasi_path_filestat_get(fd, flags, path, path_len, &stat);
|
|
|
|
WASI_TRACE("fd:%d, flags:0x%x, path:%s | fs.size:%d", fd, flags, path, stat.st_size);
|
|
|
|
if (ret != __WASI_ERRNO_SUCCESS) {
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
memset(buf, 0, 64);
|
|
m3ApiWriteMem64(buf+0, stat.st_dev);
|
|
m3ApiWriteMem64(buf+8, stat.st_ino);
|
|
m3ApiWriteMem8 (buf+16, stat.st_filetype);
|
|
m3ApiWriteMem64(buf+24, stat.st_nlink);
|
|
m3ApiWriteMem64(buf+32, stat.st_size);
|
|
m3ApiWriteMem64(buf+40, stat.st_atim);
|
|
m3ApiWriteMem64(buf+48, stat.st_mtim);
|
|
m3ApiWriteMem64(buf+56, stat.st_ctim);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_fd_pread)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , fd)
|
|
m3ApiGetArgMem (__wasi_iovec_t * , wasi_iovs)
|
|
m3ApiGetArg (__wasi_size_t , iovs_len)
|
|
m3ApiGetArg (__wasi_filesize_t , offset)
|
|
m3ApiGetArgMem (__wasi_size_t * , nread)
|
|
|
|
m3ApiCheckMem(wasi_iovs, iovs_len * sizeof(__wasi_iovec_t));
|
|
m3ApiCheckMem(nread, sizeof(__wasi_size_t));
|
|
|
|
__wasi_iovec_t iovs[iovs_len];
|
|
const void* mem_check = copy_iov_to_host(runtime, _mem, iovs, wasi_iovs, iovs_len);
|
|
if (mem_check != m3Err_none) {
|
|
return mem_check;
|
|
}
|
|
|
|
__wasi_errno_t ret = __wasi_fd_pread(fd, iovs, iovs_len, offset, nread);
|
|
|
|
WASI_TRACE("fd:%d | nread:%d", fd, *nread);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_fd_read)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , fd)
|
|
m3ApiGetArgMem (__wasi_iovec_t * , wasi_iovs)
|
|
m3ApiGetArg (__wasi_size_t , iovs_len)
|
|
m3ApiGetArgMem (__wasi_size_t * , nread)
|
|
|
|
m3ApiCheckMem(wasi_iovs, iovs_len * sizeof(__wasi_iovec_t));
|
|
m3ApiCheckMem(nread, sizeof(__wasi_size_t));
|
|
|
|
__wasi_iovec_t iovs[iovs_len];
|
|
const void* mem_check = copy_iov_to_host(runtime, _mem, iovs, wasi_iovs, iovs_len);
|
|
if (mem_check != m3Err_none) {
|
|
return mem_check;
|
|
}
|
|
|
|
__wasi_errno_t ret = __wasi_fd_read(fd, iovs, iovs_len, nread);
|
|
|
|
WASI_TRACE("fd:%d | nread:%d", fd, *nread);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_fd_write)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , fd)
|
|
m3ApiGetArgMem (__wasi_iovec_t * , wasi_iovs)
|
|
m3ApiGetArg (__wasi_size_t , iovs_len)
|
|
m3ApiGetArgMem (__wasi_size_t * , nwritten)
|
|
|
|
m3ApiCheckMem(wasi_iovs, iovs_len * sizeof(__wasi_iovec_t));
|
|
m3ApiCheckMem(nwritten, sizeof(__wasi_size_t));
|
|
|
|
__wasi_iovec_t iovs[iovs_len];
|
|
const void* mem_check = copy_iov_to_host(runtime, _mem, iovs, wasi_iovs, iovs_len);
|
|
if (mem_check != m3Err_none) {
|
|
return mem_check;
|
|
}
|
|
|
|
__wasi_errno_t ret = __wasi_fd_write(fd, (__wasi_ciovec_t*)iovs, iovs_len, nwritten);
|
|
|
|
WASI_TRACE("fd:%d | nwritten:%d", fd, *nwritten);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_fd_pwrite)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , fd)
|
|
m3ApiGetArgMem (__wasi_iovec_t * , wasi_iovs)
|
|
m3ApiGetArg (__wasi_size_t , iovs_len)
|
|
m3ApiGetArg (__wasi_filesize_t , offset)
|
|
m3ApiGetArgMem (__wasi_size_t * , nwritten)
|
|
|
|
m3ApiCheckMem(wasi_iovs, iovs_len * sizeof(__wasi_iovec_t));
|
|
m3ApiCheckMem(nwritten, sizeof(__wasi_size_t));
|
|
|
|
__wasi_iovec_t iovs[iovs_len];
|
|
const void* mem_check = copy_iov_to_host(runtime, _mem, iovs, wasi_iovs, iovs_len);
|
|
if (mem_check != m3Err_none) {
|
|
return mem_check;
|
|
}
|
|
|
|
__wasi_errno_t ret = __wasi_fd_pwrite(fd, (__wasi_ciovec_t*)iovs, iovs_len, offset, nwritten);
|
|
|
|
WASI_TRACE("fd:%d | nwritten:%d", fd, *nwritten);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_fd_readdir)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t , fd)
|
|
m3ApiGetArgMem (void * , buf)
|
|
m3ApiGetArg (__wasi_size_t , buf_len)
|
|
m3ApiGetArg (__wasi_dircookie_t , cookie)
|
|
m3ApiGetArgMem (__wasi_size_t * , bufused)
|
|
|
|
m3ApiCheckMem(buf, buf_len);
|
|
m3ApiCheckMem(bufused, sizeof(__wasi_size_t));
|
|
|
|
__wasi_errno_t ret = __wasi_fd_readdir(fd, buf, buf_len, cookie, bufused);
|
|
|
|
WASI_TRACE("fd:%d | bufused:%d", fd, *bufused);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_fd_close)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t, fd)
|
|
|
|
__wasi_errno_t ret = __wasi_fd_close(fd);
|
|
|
|
WASI_TRACE("fd:%d", fd);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_fd_datasync)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_fd_t, fd)
|
|
|
|
__wasi_errno_t ret = __wasi_fd_datasync(fd);
|
|
|
|
WASI_TRACE("fd:%d", fd);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_random_get)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArgMem (uint8_t * , buf)
|
|
m3ApiGetArg (__wasi_size_t , buf_len)
|
|
|
|
m3ApiCheckMem(buf, buf_len);
|
|
|
|
__wasi_errno_t ret = __wasi_random_get(buf, buf_len);
|
|
|
|
WASI_TRACE("len:%d", buf_len);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_clock_res_get)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_clockid_t , wasi_clk_id)
|
|
m3ApiGetArgMem (__wasi_timestamp_t * , resolution)
|
|
|
|
m3ApiCheckMem(resolution, sizeof(__wasi_timestamp_t));
|
|
|
|
__wasi_errno_t ret = __wasi_clock_res_get(wasi_clk_id, resolution);
|
|
|
|
WASI_TRACE("clk_id:%d", wasi_clk_id);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_clock_time_get)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_clockid_t , wasi_clk_id)
|
|
m3ApiGetArg (__wasi_timestamp_t , precision)
|
|
m3ApiGetArgMem (__wasi_timestamp_t * , time)
|
|
|
|
m3ApiCheckMem(time, sizeof(__wasi_timestamp_t));
|
|
|
|
__wasi_errno_t ret = __wasi_clock_time_get(wasi_clk_id, precision, time);
|
|
|
|
WASI_TRACE("clk_id:%d", wasi_clk_id);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_poll_oneoff)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArgMem (const __wasi_subscription_t * , in)
|
|
m3ApiGetArgMem (__wasi_event_t * , out)
|
|
m3ApiGetArg (__wasi_size_t , nsubscriptions)
|
|
m3ApiGetArgMem (__wasi_size_t * , nevents)
|
|
|
|
m3ApiCheckMem(in, nsubscriptions * sizeof(__wasi_subscription_t));
|
|
m3ApiCheckMem(out, nsubscriptions * sizeof(__wasi_event_t));
|
|
m3ApiCheckMem(nevents, sizeof(__wasi_size_t));
|
|
|
|
__wasi_errno_t ret = __wasi_poll_oneoff(in, out, nsubscriptions, nevents);
|
|
|
|
WASI_TRACE("nsubscriptions:%d | nevents:%d", nsubscriptions, *nevents);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_proc_exit)
|
|
{
|
|
m3ApiGetArg (uint32_t, code)
|
|
|
|
m3_wasi_context_t* context = (m3_wasi_context_t*)(_ctx->userdata);
|
|
|
|
if (context) {
|
|
context->exit_code = code;
|
|
}
|
|
|
|
m3ApiTrap(m3Err_trapExit);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_proc_raise)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
m3ApiGetArg (__wasi_signal_t, sig)
|
|
|
|
__wasi_errno_t ret = __WASI_ERRNO_INVAL;
|
|
#ifdef USE_NEW_WASI
|
|
ret = __wasi_proc_raise(sig);
|
|
#endif
|
|
|
|
WASI_TRACE("sig:%d", sig);
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
m3ApiRawFunction(m3_wasi_generic_sched_yield)
|
|
{
|
|
m3ApiReturnType (uint32_t)
|
|
__wasi_errno_t ret = __wasi_sched_yield();
|
|
|
|
WASI_TRACE("");
|
|
|
|
m3ApiReturn(ret);
|
|
}
|
|
|
|
|
|
static
|
|
M3Result SuppressLookupFailure(M3Result i_result)
|
|
{
|
|
if (i_result == m3Err_functionLookupFailed)
|
|
return m3Err_none;
|
|
else
|
|
return i_result;
|
|
}
|
|
|
|
m3_wasi_context_t* m3_GetWasiContext()
|
|
{
|
|
return wasi_context;
|
|
}
|
|
|
|
|
|
M3Result m3_LinkWASI (IM3Module module)
|
|
{
|
|
M3Result result = m3Err_none;
|
|
|
|
if (!wasi_context) {
|
|
wasi_context = (m3_wasi_context_t*)malloc(sizeof(m3_wasi_context_t));
|
|
wasi_context->exit_code = 0;
|
|
wasi_context->argc = 0;
|
|
wasi_context->argv = 0;
|
|
}
|
|
|
|
static const char* namespaces[2] = { "wasi_unstable", "wasi_snapshot_preview1" };
|
|
|
|
// Some functions are incompatible between WASI versions
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, "wasi_unstable", "fd_seek", "i(iIi*)", &m3_wasi_unstable_fd_seek)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, "wasi_snapshot_preview1", "fd_seek", "i(iIi*)", &m3_wasi_snapshot_preview1_fd_seek)));
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_ (SuppressLookupFailure (m3_LinkRawFunction (module, "wasi_unstable", "fd_filestat_get", "i(i*)", &m3_wasi_unstable_fd_filestat_get)));
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_ (SuppressLookupFailure (m3_LinkRawFunction (module, "wasi_snapshot_preview1", "fd_filestat_get", "i(i*)", &m3_wasi_snapshot_preview1_fd_filestat_get)));
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_ (SuppressLookupFailure (m3_LinkRawFunction (module, "wasi_unstable", "path_filestat_get", "i(ii*i*)", &m3_wasi_unstable_path_filestat_get)));
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_ (SuppressLookupFailure (m3_LinkRawFunction (module, "wasi_snapshot_preview1", "path_filestat_get", "i(ii*i*)", &m3_wasi_snapshot_preview1_path_filestat_get)));
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for (int i=0; i<2; i++)
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|
{
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const char* wasi = namespaces[i];
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|
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_ (SuppressLookupFailure (m3_LinkRawFunctionEx (module, wasi, "args_get", "i(**)", &m3_wasi_generic_args_get, wasi_context)));
|
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_ (SuppressLookupFailure (m3_LinkRawFunctionEx (module, wasi, "args_sizes_get", "i(**)", &m3_wasi_generic_args_sizes_get, wasi_context)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "clock_res_get", "i(i*)", &m3_wasi_generic_clock_res_get)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "clock_time_get", "i(iI*)", &m3_wasi_generic_clock_time_get)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "environ_get", "i(**)", &m3_wasi_generic_environ_get)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "environ_sizes_get", "i(**)", &m3_wasi_generic_environ_sizes_get)));
|
|
|
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//_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_advise", "i(iIIi)", )));
|
|
//_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_allocate", "i(iII)", )));
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|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_close", "i(i)", &m3_wasi_generic_fd_close)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_datasync", "i(i)", &m3_wasi_generic_fd_datasync)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_fdstat_get", "i(i*)", &m3_wasi_generic_fd_fdstat_get)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_fdstat_set_flags", "i(ii)", &m3_wasi_generic_fd_fdstat_set_flags)));
|
|
//_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_fdstat_set_rights", "i(iII)", )));
|
|
//_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_filestat_set_size", "i(iI)", )));
|
|
//_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_filestat_set_times","i(iIIi)", )));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_pread", "i(i*iI*)",&m3_wasi_generic_fd_pread)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_prestat_get", "i(i*)", &m3_wasi_generic_fd_prestat_get)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_prestat_dir_name", "i(i*i)", &m3_wasi_generic_fd_prestat_dir_name)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_pwrite", "i(i*iI*)",&m3_wasi_generic_fd_pwrite)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_read", "i(i*i*)", &m3_wasi_generic_fd_read)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_readdir", "i(i*iI*)",&m3_wasi_generic_fd_readdir)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_renumber", "i(ii)", &m3_wasi_generic_fd_renumber)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_sync", "i(i)", &m3_wasi_generic_fd_sync)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_tell", "i(i*)", &m3_wasi_generic_fd_tell)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "fd_write", "i(i*i*)", &m3_wasi_generic_fd_write)));
|
|
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "path_create_directory", "i(i*i)", &m3_wasi_generic_path_create_directory)));
|
|
//_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "path_filestat_set_times", "i(ii*iIIi)", )));
|
|
//_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "path_link", "i(ii*ii*i)", )));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "path_open", "i(ii*iiIIi*)", &m3_wasi_generic_path_open)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "path_readlink", "i(i*i*i*)", &m3_wasi_generic_path_readlink)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "path_remove_directory", "i(i*i)", &m3_wasi_generic_path_remove_directory)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "path_rename", "i(i*ii*i)", &m3_wasi_generic_path_rename)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "path_symlink", "i(*ii*i)", &m3_wasi_generic_path_symlink)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "path_unlink_file", "i(i*i)", &m3_wasi_generic_path_unlink_file)));
|
|
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "poll_oneoff", "i(**i*)", &m3_wasi_generic_poll_oneoff)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunctionEx (module, wasi, "proc_exit", "v(i)", &m3_wasi_generic_proc_exit, wasi_context)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "proc_raise", "i(i)", &m3_wasi_generic_proc_raise)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "random_get", "i(*i)", &m3_wasi_generic_random_get)));
|
|
_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "sched_yield", "i()", &m3_wasi_generic_sched_yield)));
|
|
|
|
//_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "sock_recv", "i(i*ii**)", )));
|
|
//_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "sock_send", "i(i*ii*)", )));
|
|
//_ (SuppressLookupFailure (m3_LinkRawFunction (module, wasi, "sock_shutdown", "i(ii)", )));
|
|
}
|
|
|
|
_catch:
|
|
return result;
|
|
}
|
|
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|
#endif // d_m3HasMetaWASI
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