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deps/uvwasi/src/uv_mapping.c
282 строки
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Node.js GitHub Bot
deps: update uvwasi to 0.0.18
20 май 2023, 00:26
20 май 2023, 00:26
9772065
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#include <sys/stat.h> #ifndef _WIN32 # include <sys/types.h> #endif /* _WIN32 */ #include "uv.h" #include "wasi_types.h" #include "uv_mapping.h" #if !defined(S_ISREG) && defined(S_IFMT) && defined(S_IFREG) # define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) #endif #if !defined(S_ISDIR) && defined(S_IFMT) && defined(S_IFDIR) # define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) #endif #if !defined(S_ISCHR) && defined(S_IFMT) && defined(S_IFCHR) # define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR) #endif #if !defined(S_ISLNK) && defined(S_IFMT) && defined(S_IFLNK) # define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK) #endif #if !defined(S_ISFIFO) && defined(S_IFMT) && defined(S_IFIFO) # define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO) #endif uvwasi_errno_t uvwasi__translate_uv_error(int err) { switch (err) { case UV_E2BIG: return UVWASI_E2BIG; case UV_EACCES: return UVWASI_EACCES; case UV_EADDRINUSE: return UVWASI_EADDRINUSE; case UV_EADDRNOTAVAIL: return UVWASI_EADDRNOTAVAIL; case UV_EAFNOSUPPORT: return UVWASI_EAFNOSUPPORT; case UV_EAGAIN: return UVWASI_EAGAIN; case UV_EALREADY: return UVWASI_EALREADY; case UV_EBADF: return UVWASI_EBADF; case UV_EBUSY: return UVWASI_EBUSY; case UV_ECANCELED: return UVWASI_ECANCELED; case UV_ECONNABORTED: return UVWASI_ECONNABORTED; case UV_ECONNREFUSED: return UVWASI_ECONNREFUSED; case UV_ECONNRESET: return UVWASI_ECONNRESET; case UV_EDESTADDRREQ: return UVWASI_EDESTADDRREQ; case UV_EEXIST: return UVWASI_EEXIST; case UV_EFAULT: return UVWASI_EFAULT; case UV_EFBIG: return UVWASI_EFBIG; case UV_EHOSTUNREACH: return UVWASI_EHOSTUNREACH; case UV_EINTR: return UVWASI_EINTR; case UV_EINVAL: return UVWASI_EINVAL; case UV_EIO: return UVWASI_EIO; case UV_EISCONN: return UVWASI_EISCONN; case UV_EISDIR: return UVWASI_EISDIR; case UV_ELOOP: return UVWASI_ELOOP; case UV_EMFILE: return UVWASI_EMFILE; case UV_EMLINK: return UVWASI_EMLINK; case UV_EMSGSIZE: return UVWASI_EMSGSIZE; case UV_ENAMETOOLONG: return UVWASI_ENAMETOOLONG; case UV_ENETDOWN: return UVWASI_ENETDOWN; case UV_ENETUNREACH: return UVWASI_ENETUNREACH; case UV_ENFILE: return UVWASI_ENFILE; case UV_ENOBUFS: return UVWASI_ENOBUFS; case UV_ENODEV: return UVWASI_ENODEV; case UV_ENOENT: return UVWASI_ENOENT; case UV_ENOMEM: return UVWASI_ENOMEM; case UV_ENOPROTOOPT: return UVWASI_ENOPROTOOPT; case UV_ENOSPC: return UVWASI_ENOSPC; case UV_ENOSYS: return UVWASI_ENOSYS; case UV_ENOTCONN: return UVWASI_ENOTCONN; case UV_ENOTDIR: return UVWASI_ENOTDIR; /* On at least some AIX machines, ENOTEMPTY and EEXIST are equivalent. */ #if ENOTEMPTY != EEXIST case UV_ENOTEMPTY: return UVWASI_ENOTEMPTY; #endif /* ENOTEMPTY != EEXIST */ case UV_ENOTSOCK: return UVWASI_ENOTSOCK; case UV_ENOTSUP: return UVWASI_ENOTSUP; case UV_ENXIO: return UVWASI_ENXIO; case UV_EPERM: return UVWASI_EPERM; case UV_EPIPE: return UVWASI_EPIPE; case UV_EPROTO: return UVWASI_EPROTO; case UV_EPROTONOSUPPORT: return UVWASI_EPROTONOSUPPORT; case UV_EPROTOTYPE: return UVWASI_EPROTOTYPE; case UV_ERANGE: return UVWASI_ERANGE; case UV_EROFS: return UVWASI_EROFS; case UV_ESPIPE: return UVWASI_ESPIPE; case UV_ESRCH: return UVWASI_ESRCH; case UV_ETIMEDOUT: return UVWASI_ETIMEDOUT; case UV_ETXTBSY: return UVWASI_ETXTBSY; case UV_EXDEV: return UVWASI_EXDEV; case 0: return UVWASI_ESUCCESS; /* The following libuv error codes have no corresponding WASI error code: UV_EAI_ADDRFAMILY, UV_EAI_AGAIN, UV_EAI_BADFLAGS, UV_EAI_BADHINTS, UV_EAI_CANCELED, UV_EAI_FAIL, UV_EAI_FAMILY, UV_EAI_MEMORY, UV_EAI_NODATA, UV_EAI_NONAME, UV_EAI_OVERFLOW, UV_EAI_PROTOCOL, UV_EAI_SERVICE, UV_EAI_SOCKTYPE, UV_ECHARSET, UV_ENONET, UV_EOF, UV_ESHUTDOWN, UV_UNKNOWN */ default: /* libuv errors are < 0 */ if (err > 0) return err; return UVWASI_ENOSYS; } } int uvwasi__translate_to_uv_signal(uvwasi_signal_t sig) { switch (sig) { #ifdef SIGABRT case UVWASI_SIGABRT: return SIGABRT; #endif #ifdef SIGALRM case UVWASI_SIGALRM: return SIGALRM; #endif #ifdef SIGBUS case UVWASI_SIGBUS: return SIGBUS; #endif #ifdef SIGCHLD case UVWASI_SIGCHLD: return SIGCHLD; #endif #ifdef SIGCONT case UVWASI_SIGCONT: return SIGCONT; #endif #ifdef SIGFPE case UVWASI_SIGFPE: return SIGFPE; #endif #ifdef SIGHUP case UVWASI_SIGHUP: return SIGHUP; #endif #ifdef SIGILL case UVWASI_SIGILL: return SIGILL; #endif #ifdef SIGINT case UVWASI_SIGINT: return SIGINT; #endif #ifdef SIGKILL case UVWASI_SIGKILL: return SIGKILL; #endif #ifdef SIGPIPE case UVWASI_SIGPIPE: return SIGPIPE; #endif #ifdef SIGQUIT case UVWASI_SIGQUIT: return SIGQUIT; #endif #ifdef SIGSEGV case UVWASI_SIGSEGV: return SIGSEGV; #endif #ifdef SIGSTOP case UVWASI_SIGSTOP: return SIGSTOP; #endif #ifdef SIGSYS case UVWASI_SIGSYS: return SIGSYS; #endif #ifdef SIGTERM case UVWASI_SIGTERM: return SIGTERM; #endif #ifdef SIGTRAP case UVWASI_SIGTRAP: return SIGTRAP; #endif #ifdef SIGTSTP case UVWASI_SIGTSTP: return SIGTSTP; #endif #ifdef SIGTTIN case UVWASI_SIGTTIN: return SIGTTIN; #endif #ifdef SIGTTOU case UVWASI_SIGTTOU: return SIGTTOU; #endif #ifdef SIGURG case UVWASI_SIGURG: return SIGURG; #endif #ifdef SIGUSR1 case UVWASI_SIGUSR1: return SIGUSR1; #endif #ifdef SIGUSR2 case UVWASI_SIGUSR2: return SIGUSR2; #endif #ifdef SIGVTALRM case UVWASI_SIGVTALRM: return SIGVTALRM; #endif #ifdef SIGXCPU case UVWASI_SIGXCPU: return SIGXCPU; #endif #ifdef SIGXFSZ case UVWASI_SIGXFSZ: return SIGXFSZ; #endif default: return -1; } } uvwasi_timestamp_t uvwasi__timespec_to_timestamp(const uv_timespec_t* ts) { /* TODO(cjihrig): Handle overflow. */ return (uvwasi_timestamp_t) ts->tv_sec * NANOS_PER_SEC + ts->tv_nsec; } uvwasi_filetype_t uvwasi__stat_to_filetype(const uv_stat_t* stat) { uint64_t mode; mode = stat->st_mode; if (S_ISREG(mode)) return UVWASI_FILETYPE_REGULAR_FILE; if (S_ISDIR(mode)) return UVWASI_FILETYPE_DIRECTORY; if (S_ISCHR(mode)) return UVWASI_FILETYPE_CHARACTER_DEVICE; if (S_ISLNK(mode)) return UVWASI_FILETYPE_SYMBOLIC_LINK; #ifdef S_ISSOCK if (S_ISSOCK(mode)) return UVWASI_FILETYPE_SOCKET_STREAM; #endif /* S_ISSOCK */ #ifdef S_ISFIFO if (S_ISFIFO(mode)) return UVWASI_FILETYPE_SOCKET_STREAM; #endif /* S_ISFIFO */ #ifdef S_ISBLK if (S_ISBLK(mode)) return UVWASI_FILETYPE_BLOCK_DEVICE; #endif /* S_ISBLK */ return UVWASI_FILETYPE_UNKNOWN; } void uvwasi__stat_to_filestat(const uv_stat_t* stat, uvwasi_filestat_t* fs) { fs->st_dev = stat->st_dev; fs->st_ino = stat->st_ino; fs->st_nlink = stat->st_nlink; fs->st_size = stat->st_size; fs->st_filetype = uvwasi__stat_to_filetype(stat); fs->st_atim = uvwasi__timespec_to_timestamp(&stat->st_atim); fs->st_mtim = uvwasi__timespec_to_timestamp(&stat->st_mtim); fs->st_ctim = uvwasi__timespec_to_timestamp(&stat->st_ctim); } uvwasi_errno_t uvwasi__get_filetype_by_fd(uv_file fd, uvwasi_filetype_t* type) { uv_fs_t req; int r; r = uv_fs_fstat(NULL, &req, fd, NULL); if (r != 0) { uv_fs_req_cleanup(&req); uv_handle_type guess; /* Windows can't stat a FILE_TYPE_CHAR, which is guessed as UV_TTY in "ConsoleMode" or UV_FILE otherwise. */ guess = uv_guess_handle(fd); if (guess == UV_TTY || guess == UV_FILE) { *type = UVWASI_FILETYPE_CHARACTER_DEVICE; return UVWASI_ESUCCESS; } *type = UVWASI_FILETYPE_UNKNOWN; return uvwasi__translate_uv_error(r); } *type = uvwasi__stat_to_filetype(&req.statbuf); uv_fs_req_cleanup(&req); if (*type == UVWASI_FILETYPE_SOCKET_STREAM && uv_guess_handle(fd) == UV_UDP) { *type = UVWASI_FILETYPE_SOCKET_DGRAM; } return UVWASI_ESUCCESS; }