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wasi: introduce initial WASI support · nodejs/node@e2cb5d0 · GitHub

wasi: introduce initial WASI support · nodejs/node@e2cb5d0 · GitHub
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cjihrig
authored and
BethGriggs
committed
wasi: introduce initial WASI support
Co-authored-by: Gus Caplan <me@gus.host> Co-authored-by: Daniel Bevenius <daniel.bevenius@gmail.com> Co-authored-by: Jiawen Geng <technicalcute@gmail.com> Co-authored-by: Tobias Nießen <tniessen@tnie.de> Co-authored-by: Chengzhong Wu <legendecas@gmail.com> PR-URL: #30258 Refs: #27850 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Saúl Ibarra Corretgé <saghul@gmail.com> Reviewed-By: Guy Bedford <guybedford@gmail.com> Reviewed-By: Richard Lau <riclau@uk.ibm.com> Reviewed-By: Wyatt Preul <wpreul@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Chengzhong Wu <legendecas@gmail.com> Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com>
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‎LICENSE‎

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@@ -1526,3 +1526,28 @@ The externally maintained libraries used by Node.js are:
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
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IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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"""
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- uvwasi, located at deps/uvwasi, is licensed as follows:
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"""
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MIT License
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Copyright (c) 2019 Colin Ihrig and Contributors
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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"""

‎deps/uvwasi/LICENSE‎

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MIT License
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Copyright (c) 2019 Colin Ihrig and Contributors
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.

‎deps/uvwasi/include/clocks.h‎

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#ifndef __UVWASI_CLOCKS_H__
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#define __UVWASI_CLOCKS_H__
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#include "wasi_types.h"
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uvwasi_errno_t uvwasi__clock_gettime_realtime(uvwasi_timestamp_t* time);
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uvwasi_errno_t uvwasi__clock_gettime_process_cputime(uvwasi_timestamp_t* time);
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uvwasi_errno_t uvwasi__clock_gettime_thread_cputime(uvwasi_timestamp_t* time);
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uvwasi_errno_t uvwasi__clock_getres_process_cputime(uvwasi_timestamp_t* time);
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uvwasi_errno_t uvwasi__clock_getres_thread_cputime(uvwasi_timestamp_t* time);
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#endif /* __UVWASI_CLOCKS_H__ */

‎deps/uvwasi/include/fd_table.h‎

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#ifndef __UVWASI_FD_TABLE_H__
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#define __UVWASI_FD_TABLE_H__
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#include <stdint.h>
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#include "uv.h"
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#include "wasi_types.h"
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#include "uv_mapping.h"
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/* TODO(cjihrig): PATH_MAX_BYTES shouldn't be stack allocated. On Windows, paths
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can be 32k long, and this PATH_MAX_BYTES is an artificial limitation. */
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#ifdef _WIN32
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/* MAX_PATH is in characters, not bytes. Make sure we have enough headroom. */
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# define PATH_MAX_BYTES (MAX_PATH * 4)
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#else
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# include <limits.h>
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# define PATH_MAX_BYTES (PATH_MAX)
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#endif
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struct uvwasi_fd_wrap_t {
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uvwasi_fd_t id;
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uv_file fd;
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char path[PATH_MAX_BYTES];
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char real_path[PATH_MAX_BYTES];
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uvwasi_filetype_t type;
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uvwasi_rights_t rights_base;
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uvwasi_rights_t rights_inheriting;
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int preopen;
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int valid;
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};
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struct uvwasi_fd_table_t {
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struct uvwasi_fd_wrap_t* fds;
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uint32_t size;
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uint32_t used;
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};
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uvwasi_errno_t uvwasi_fd_table_init(struct uvwasi_fd_table_t* table,
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uint32_t init_size);
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void uvwasi_fd_table_free(struct uvwasi_fd_table_t* table);
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uvwasi_errno_t uvwasi_fd_table_insert_preopen(struct uvwasi_fd_table_t* table,
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const uv_file fd,
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const char* path,
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const char* real_path);
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uvwasi_errno_t uvwasi_fd_table_insert_fd(struct uvwasi_fd_table_t* table,
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const uv_file fd,
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const int flags,
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const char* path,
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uvwasi_rights_t rights_base,
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uvwasi_rights_t rights_inheriting,
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struct uvwasi_fd_wrap_t* wrap);
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uvwasi_errno_t uvwasi_fd_table_get(const struct uvwasi_fd_table_t* table,
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const uvwasi_fd_t id,
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struct uvwasi_fd_wrap_t** wrap,
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uvwasi_rights_t rights_base,
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uvwasi_rights_t rights_inheriting);
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uvwasi_errno_t uvwasi_fd_table_remove(struct uvwasi_fd_table_t* table,
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const uvwasi_fd_t id);
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#endif /* __UVWASI_FD_TABLE_H__ */

‎deps/uvwasi/include/uv_mapping.h‎

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#ifndef __UVWASI_UV_MAPPING_H__
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#define __UVWASI_UV_MAPPING_H__
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#include "uv.h"
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#include "wasi_types.h"
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#define NANOS_PER_SEC 1000000000
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uvwasi_errno_t uvwasi__translate_uv_error(int err);
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int uvwasi__translate_to_uv_signal(uvwasi_signal_t sig);
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uvwasi_timestamp_t uvwasi__timespec_to_timestamp(const uv_timespec_t* ts);
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uvwasi_filetype_t uvwasi__stat_to_filetype(const uv_stat_t* stat);
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void uvwasi__stat_to_filestat(const uv_stat_t* stat, uvwasi_filestat_t* fs);
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#endif /* __UVWASI_UV_MAPPING_H__ */

‎deps/uvwasi/include/uvwasi.h‎

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#ifndef __UVWASI_H__
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#define __UVWASI_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "wasi_types.h"
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#include "uv_mapping.h"
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#include "fd_table.h"
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#define UVWASI_VERSION_MAJOR 0
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#define UVWASI_VERSION_MINOR 0
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#define UVWASI_VERSION_PATCH 1
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#define UVWASI_VERSION_HEX ((UVWASI_VERSION_MAJOR << 16) | \
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(UVWASI_VERSION_MINOR << 8) | \
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(UVWASI_VERSION_PATCH))
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#define UVWASI_STRINGIFY(v) UVWASI_STRINGIFY_HELPER(v)
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#define UVWASI_STRINGIFY_HELPER(v) #v
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#define UVWASI_VERSION_STRING UVWASI_STRINGIFY(UVWASI_VERSION_MAJOR) "." \
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UVWASI_STRINGIFY(UVWASI_VERSION_MINOR) "." \
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UVWASI_STRINGIFY(UVWASI_VERSION_PATCH)
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typedef struct uvwasi_s {
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struct uvwasi_fd_table_t fds;
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size_t argc;
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char** argv;
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char* argv_buf;
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size_t argv_buf_size;
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size_t envc;
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char** env;
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char* env_buf;
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size_t env_buf_size;
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} uvwasi_t;
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typedef struct uvwasi_preopen_s {
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char* mapped_path;
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char* real_path;
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} uvwasi_preopen_t;
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typedef struct uvwasi_options_s {
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size_t fd_table_size;
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size_t preopenc;
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uvwasi_preopen_t* preopens;
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size_t argc;
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char** argv;
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char** envp;
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} uvwasi_options_t;
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// Embedder API.
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uvwasi_errno_t uvwasi_init(uvwasi_t* uvwasi, uvwasi_options_t* options);
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void uvwasi_destroy(uvwasi_t* uvwasi);
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uvwasi_errno_t uvwasi_embedder_remap_fd(uvwasi_t* uvwasi,
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const uvwasi_fd_t fd,
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uv_file new_host_fd);
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// WASI system call API.
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uvwasi_errno_t uvwasi_args_get(uvwasi_t* uvwasi, char** argv, char* argv_buf);
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uvwasi_errno_t uvwasi_args_sizes_get(uvwasi_t* uvwasi,
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size_t* argc,
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size_t* argv_buf_size);
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uvwasi_errno_t uvwasi_clock_res_get(uvwasi_t* uvwasi,
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uvwasi_clockid_t clock_id,
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uvwasi_timestamp_t* resolution);
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uvwasi_errno_t uvwasi_clock_time_get(uvwasi_t* uvwasi,
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uvwasi_clockid_t clock_id,
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uvwasi_timestamp_t precision,
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uvwasi_timestamp_t* time);
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uvwasi_errno_t uvwasi_environ_get(uvwasi_t* uvwasi,
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char** environment,
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char* environ_buf);
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uvwasi_errno_t uvwasi_environ_sizes_get(uvwasi_t* uvwasi,
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size_t* environ_count,
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size_t* environ_buf_size);
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uvwasi_errno_t uvwasi_fd_advise(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_filesize_t offset,
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uvwasi_filesize_t len,
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uvwasi_advice_t advice);
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uvwasi_errno_t uvwasi_fd_allocate(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_filesize_t offset,
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uvwasi_filesize_t len);
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uvwasi_errno_t uvwasi_fd_close(uvwasi_t* uvwasi, uvwasi_fd_t fd);
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uvwasi_errno_t uvwasi_fd_datasync(uvwasi_t* uvwasi, uvwasi_fd_t fd);
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uvwasi_errno_t uvwasi_fd_fdstat_get(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_fdstat_t* buf);
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uvwasi_errno_t uvwasi_fd_fdstat_set_flags(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_fdflags_t flags);
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uvwasi_errno_t uvwasi_fd_fdstat_set_rights(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_rights_t fs_rights_base,
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uvwasi_rights_t fs_rights_inheriting
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);
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uvwasi_errno_t uvwasi_fd_filestat_get(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_filestat_t* buf);
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uvwasi_errno_t uvwasi_fd_filestat_set_size(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_filesize_t st_size);
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uvwasi_errno_t uvwasi_fd_filestat_set_times(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_timestamp_t st_atim,
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uvwasi_timestamp_t st_mtim,
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uvwasi_fstflags_t fst_flags);
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uvwasi_errno_t uvwasi_fd_pread(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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const uvwasi_iovec_t* iovs,
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size_t iovs_len,
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uvwasi_filesize_t offset,
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size_t* nread);
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uvwasi_errno_t uvwasi_fd_prestat_get(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_prestat_t* buf);
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uvwasi_errno_t uvwasi_fd_prestat_dir_name(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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char* path,
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size_t path_len);
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uvwasi_errno_t uvwasi_fd_pwrite(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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const uvwasi_ciovec_t* iovs,
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size_t iovs_len,
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uvwasi_filesize_t offset,
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size_t* nwritten);
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uvwasi_errno_t uvwasi_fd_read(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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const uvwasi_iovec_t* iovs,
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size_t iovs_len,
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size_t* nread);
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uvwasi_errno_t uvwasi_fd_readdir(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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void* buf,
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size_t buf_len,
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uvwasi_dircookie_t cookie,
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size_t* bufused);
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uvwasi_errno_t uvwasi_fd_renumber(uvwasi_t* uvwasi,
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uvwasi_fd_t from,
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uvwasi_fd_t to);
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uvwasi_errno_t uvwasi_fd_seek(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_filedelta_t offset,
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uvwasi_whence_t whence,
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uvwasi_filesize_t* newoffset);
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uvwasi_errno_t uvwasi_fd_sync(uvwasi_t* uvwasi, uvwasi_fd_t fd);
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uvwasi_errno_t uvwasi_fd_tell(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_filesize_t* offset);
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uvwasi_errno_t uvwasi_fd_write(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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const uvwasi_ciovec_t* iovs,
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size_t iovs_len,
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size_t* nwritten);
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uvwasi_errno_t uvwasi_path_create_directory(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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const char* path,
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size_t path_len);
162+
uvwasi_errno_t uvwasi_path_filestat_get(uvwasi_t* uvwasi,
163+
uvwasi_fd_t fd,
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uvwasi_lookupflags_t flags,
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const char* path,
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size_t path_len,
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uvwasi_filestat_t* buf);
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uvwasi_errno_t uvwasi_path_filestat_set_times(uvwasi_t* uvwasi,
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uvwasi_fd_t fd,
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uvwasi_lookupflags_t flags,
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const char* path,
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size_t path_len,
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uvwasi_timestamp_t st_atim,
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uvwasi_timestamp_t st_mtim,
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uvwasi_fstflags_t fst_flags);
176+
uvwasi_errno_t uvwasi_path_link(uvwasi_t* uvwasi,
177+
uvwasi_fd_t old_fd,
178+
uvwasi_lookupflags_t old_flags,
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const char* old_path,
180+
size_t old_path_len,
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uvwasi_fd_t new_fd,
182+
const char* new_path,
183+
size_t new_path_len);
184+
uvwasi_errno_t uvwasi_path_open(uvwasi_t* uvwasi,
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uvwasi_fd_t dirfd,
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uvwasi_lookupflags_t dirflags,
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const char* path,
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size_t path_len,
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uvwasi_oflags_t o_flags,
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uvwasi_rights_t fs_rights_base,
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uvwasi_rights_t fs_rights_inheriting,
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uvwasi_fdflags_t fs_flags,
193+
uvwasi_fd_t* fd);
194+
uvwasi_errno_t uvwasi_path_readlink(uvwasi_t* uvwasi,
195+
uvwasi_fd_t fd,
196+
const char* path,
197+
size_t path_len,
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char* buf,
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size_t buf_len,
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size_t* bufused);
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uvwasi_errno_t uvwasi_path_remove_directory(uvwasi_t* uvwasi,
202+
uvwasi_fd_t fd,
203+
const char* path,
204+
size_t path_len);
205+
uvwasi_errno_t uvwasi_path_rename(uvwasi_t* uvwasi,
206+
uvwasi_fd_t old_fd,
207+
const char* old_path,
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size_t old_path_len,
209+
uvwasi_fd_t new_fd,
210+
const char* new_path,
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size_t new_path_len);
212+
uvwasi_errno_t uvwasi_path_symlink(uvwasi_t* uvwasi,
213+
const char* old_path,
214+
size_t old_path_len,
215+
uvwasi_fd_t fd,
216+
const char* new_path,
217+
size_t new_path_len);
218+
uvwasi_errno_t uvwasi_path_unlink_file(uvwasi_t* uvwasi,
219+
uvwasi_fd_t fd,
220+
const char* path,
221+
size_t path_len);
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uvwasi_errno_t uvwasi_poll_oneoff(uvwasi_t* uvwasi,
223+
const uvwasi_subscription_t* in,
224+
uvwasi_event_t* out,
225+
size_t nsubscriptions,
226+
size_t* nevents);
227+
uvwasi_errno_t uvwasi_proc_exit(uvwasi_t* uvwasi, uvwasi_exitcode_t rval);
228+
uvwasi_errno_t uvwasi_proc_raise(uvwasi_t* uvwasi, uvwasi_signal_t sig);
229+
uvwasi_errno_t uvwasi_random_get(uvwasi_t* uvwasi, void* buf, size_t buf_len);
230+
uvwasi_errno_t uvwasi_sched_yield(uvwasi_t* uvwasi);
231+
uvwasi_errno_t uvwasi_sock_recv(uvwasi_t* uvwasi,
232+
uvwasi_fd_t sock,
233+
const uvwasi_iovec_t* ri_data,
234+
size_t ri_data_len,
235+
uvwasi_riflags_t ri_flags,
236+
size_t* ro_datalen,
237+
uvwasi_roflags_t* ro_flags);
238+
uvwasi_errno_t uvwasi_sock_send(uvwasi_t* uvwasi,
239+
uvwasi_fd_t sock,
240+
const uvwasi_ciovec_t* si_data,
241+
size_t si_data_len,
242+
uvwasi_siflags_t si_flags,
243+
size_t* so_datalen);
244+
uvwasi_errno_t uvwasi_sock_shutdown(uvwasi_t* uvwasi,
245+
uvwasi_fd_t sock,
246+
uvwasi_sdflags_t how);
247+
248+
#ifdef __cplusplus
249+
}
250+
#endif
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#endif /* __UVWASI_H__ */

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