package os foreign import dl "system:dl" foreign import libc "system:System" foreign import pthread "system:System" import "base:runtime" import "core:strings" import "core:c" Handle :: distinct i32 File_Time :: distinct u64 INVALID_HANDLE :: ~Handle(0) _Platform_Error :: enum i32 { NONE = 0, EPERM = 1, /* Operation not permitted */ ENOENT = 2, /* No such file or directory */ ESRCH = 3, /* No such process */ EINTR = 4, /* Interrupted system call */ EIO = 5, /* Input/output error */ ENXIO = 6, /* Device not configured */ E2BIG = 7, /* Argument list too long */ ENOEXEC = 8, /* Exec format error */ EBADF = 9, /* Bad file descriptor */ ECHILD = 10, /* No child processes */ EDEADLK = 11, /* Resource deadlock avoided */ ENOMEM = 12, /* Cannot allocate memory */ EACCES = 13, /* Permission denied */ EFAULT = 14, /* Bad address */ ENOTBLK = 15, /* Block device required */ EBUSY = 16, /* Device / Resource busy */ EEXIST = 17, /* File exists */ EXDEV = 18, /* Cross-device link */ ENODEV = 19, /* Operation not supported by device */ ENOTDIR = 20, /* Not a directory */ EISDIR = 21, /* Is a directory */ EINVAL = 22, /* Invalid argument */ ENFILE = 23, /* Too many open files in system */ EMFILE = 24, /* Too many open files */ ENOTTY = 25, /* Inappropriate ioctl for device */ ETXTBSY = 26, /* Text file busy */ EFBIG = 27, /* File too large */ ENOSPC = 28, /* No space left on device */ ESPIPE = 29, /* Illegal seek */ EROFS = 30, /* Read-only file system */ EMLINK = 31, /* Too many links */ EPIPE = 32, /* Broken pipe */ /* math software */ EDOM = 33, /* Numerical argument out of domain */ ERANGE = 34, /* Result too large */ /* non-blocking and interrupt i/o */ EAGAIN = 35, /* Resource temporarily unavailable */ EWOULDBLOCK = EAGAIN, /* Operation would block */ EINPROGRESS = 36, /* Operation now in progress */ EALREADY = 37, /* Operation already in progress */ /* ipc/network software -- argument errors */ ENOTSOCK = 38, /* Socket operation on non-socket */ EDESTADDRREQ = 39, /* Destination address required */ EMSGSIZE = 40, /* Message too long */ EPROTOTYPE = 41, /* Protocol wrong type for socket */ ENOPROTOOPT = 42, /* Protocol not available */ EPROTONOSUPPORT = 43, /* Protocol not supported */ ESOCKTNOSUPPORT = 44, /* Socket type not supported */ ENOTSUP = 45, /* Operation not supported */ EOPNOTSUPP = ENOTSUP, EPFNOSUPPORT = 46, /* Protocol family not supported */ EAFNOSUPPORT = 47, /* Address family not supported by protocol family */ EADDRINUSE = 48, /* Address already in use */ EADDRNOTAVAIL = 49, /* Can't assign requested address */ /* ipc/network software -- operational errors */ ENETDOWN = 50, /* Network is down */ ENETUNREACH = 51, /* Network is unreachable */ ENETRESET = 52, /* Network dropped connection on reset */ ECONNABORTED = 53, /* Software caused connection abort */ ECONNRESET = 54, /* Connection reset by peer */ ENOBUFS = 55, /* No buffer space available */ EISCONN = 56, /* Socket is already connected */ ENOTCONN = 57, /* Socket is not connected */ ESHUTDOWN = 58, /* Can't send after socket shutdown */ ETOOMANYREFS = 59, /* Too many references: can't splice */ ETIMEDOUT = 60, /* Operation timed out */ ECONNREFUSED = 61, /* Connection refused */ ELOOP = 62, /* Too many levels of symbolic links */ ENAMETOOLONG = 63, /* File name too long */ /* should be rearranged */ EHOSTDOWN = 64, /* Host is down */ EHOSTUNREACH = 65, /* No route to host */ ENOTEMPTY = 66, /* Directory not empty */ /* quotas & mush */ EPROCLIM = 67, /* Too many processes */ EUSERS = 68, /* Too many users */ EDQUOT = 69, /* Disc quota exceeded */ /* Network File System */ ESTALE = 70, /* Stale NFS file handle */ EREMOTE = 71, /* Too many levels of remote in path */ EBADRPC = 72, /* RPC struct is bad */ ERPCMISMATCH = 73, /* RPC version wrong */ EPROGUNAVAIL = 74, /* RPC prog. not avail */ EPROGMISMATCH = 75, /* Program version wrong */ EPROCUNAVAIL = 76, /* Bad procedure for program */ ENOLCK = 77, /* No locks available */ ENOSYS = 78, /* Function not implemented */ EFTYPE = 79, /* Inappropriate file type or format */ EAUTH = 80, /* Authentication error */ ENEEDAUTH = 81, /* Need authenticator */ /* Intelligent device errors */ EPWROFF = 82, /* Device power is off */ EDEVERR = 83, /* Device error, e.g. paper out */ EOVERFLOW = 84, /* Value too large to be stored in data type */ /* Program loading errors */ EBADEXEC = 85, /* Bad executable */ EBADARCH = 86, /* Bad CPU type in executable */ ESHLIBVERS = 87, /* Shared library version mismatch */ EBADMACHO = 88, /* Malformed Macho file */ ECANCELED = 89, /* Operation canceled */ EIDRM = 90, /* Identifier removed */ ENOMSG = 91, /* No message of desired type */ EILSEQ = 92, /* Illegal byte sequence */ ENOATTR = 93, /* Attribute not found */ EBADMSG = 94, /* Bad message */ EMULTIHOP = 95, /* Reserved */ ENODATA = 96, /* No message available on STREAM */ ENOLINK = 97, /* Reserved */ ENOSR = 98, /* No STREAM resources */ ENOSTR = 99, /* Not a STREAM */ EPROTO = 100, /* Protocol error */ ETIME = 101, /* STREAM ioctl timeout */ ENOPOLICY = 103, /* No such policy registered */ ENOTRECOVERABLE = 104, /* State not recoverable */ EOWNERDEAD = 105, /* Previous owner died */ EQFULL = 106, /* Interface output queue is full */ ELAST = 106, /* Must be equal largest errno */ } EPERM :: _Platform_Error.EPERM ENOENT :: _Platform_Error.ENOENT ESRCH :: _Platform_Error.ESRCH EINTR :: _Platform_Error.EINTR EIO :: _Platform_Error.EIO ENXIO :: _Platform_Error.ENXIO E2BIG :: _Platform_Error.E2BIG ENOEXEC :: _Platform_Error.ENOEXEC EBADF :: _Platform_Error.EBADF ECHILD :: _Platform_Error.ECHILD EDEADLK :: _Platform_Error.EDEADLK ENOMEM :: _Platform_Error.ENOMEM EACCES :: _Platform_Error.EACCES EFAULT :: _Platform_Error.EFAULT ENOTBLK :: _Platform_Error.ENOTBLK EBUSY :: _Platform_Error.EBUSY EEXIST :: _Platform_Error.EEXIST EXDEV :: _Platform_Error.EXDEV ENODEV :: _Platform_Error.ENODEV ENOTDIR :: _Platform_Error.ENOTDIR EISDIR :: _Platform_Error.EISDIR EINVAL :: _Platform_Error.EINVAL ENFILE :: _Platform_Error.ENFILE EMFILE :: _Platform_Error.EMFILE ENOTTY :: _Platform_Error.ENOTTY ETXTBSY :: _Platform_Error.ETXTBSY EFBIG :: _Platform_Error.EFBIG ENOSPC :: _Platform_Error.ENOSPC ESPIPE :: _Platform_Error.ESPIPE EROFS :: _Platform_Error.EROFS EMLINK :: _Platform_Error.EMLINK EPIPE :: _Platform_Error.EPIPE /* math software */ EDOM :: _Platform_Error.EDOM ERANGE :: _Platform_Error.ERANGE /* non-blocking and interrupt i/o */ EAGAIN :: _Platform_Error.EAGAIN EWOULDBLOCK :: _Platform_Error.EWOULDBLOCK EINPROGRESS :: _Platform_Error.EINPROGRESS EALREADY :: _Platform_Error.EALREADY /* ipc/network software -- argument errors */ ENOTSOCK :: _Platform_Error.ENOTSOCK EDESTADDRREQ :: _Platform_Error.EDESTADDRREQ EMSGSIZE :: _Platform_Error.EMSGSIZE EPROTOTYPE :: _Platform_Error.EPROTOTYPE ENOPROTOOPT :: _Platform_Error.ENOPROTOOPT EPROTONOSUPPORT :: _Platform_Error.EPROTONOSUPPORT ESOCKTNOSUPPORT :: _Platform_Error.ESOCKTNOSUPPORT ENOTSUP :: _Platform_Error.ENOTSUP EOPNOTSUPP :: _Platform_Error.EOPNOTSUPP EPFNOSUPPORT :: _Platform_Error.EPFNOSUPPORT EAFNOSUPPORT :: _Platform_Error.EAFNOSUPPORT EADDRINUSE :: _Platform_Error.EADDRINUSE EADDRNOTAVAIL :: _Platform_Error.EADDRNOTAVAIL /* ipc/network software -- operational errors */ ENETDOWN :: _Platform_Error.ENETDOWN ENETUNREACH :: _Platform_Error.ENETUNREACH ENETRESET :: _Platform_Error.ENETRESET ECONNABORTED :: _Platform_Error.ECONNABORTED ECONNRESET :: _Platform_Error.ECONNRESET ENOBUFS :: _Platform_Error.ENOBUFS EISCONN :: _Platform_Error.EISCONN ENOTCONN :: _Platform_Error.ENOTCONN ESHUTDOWN :: _Platform_Error.ESHUTDOWN ETOOMANYREFS :: _Platform_Error.ETOOMANYREFS ETIMEDOUT :: _Platform_Error.ETIMEDOUT ECONNREFUSED :: _Platform_Error.ECONNREFUSED ELOOP :: _Platform_Error.ELOOP ENAMETOOLONG :: _Platform_Error.ENAMETOOLONG /* should be rearranged */ EHOSTDOWN :: _Platform_Error.EHOSTDOWN EHOSTUNREACH :: _Platform_Error.EHOSTUNREACH ENOTEMPTY :: _Platform_Error.ENOTEMPTY /* quotas & mush */ EPROCLIM :: _Platform_Error.EPROCLIM EUSERS :: _Platform_Error.EUSERS EDQUOT :: _Platform_Error.EDQUOT /* Network File System */ ESTALE :: _Platform_Error.ESTALE EREMOTE :: _Platform_Error.EREMOTE EBADRPC :: _Platform_Error.EBADRPC ERPCMISMATCH :: _Platform_Error.ERPCMISMATCH EPROGUNAVAIL :: _Platform_Error.EPROGUNAVAIL EPROGMISMATCH :: _Platform_Error.EPROGMISMATCH EPROCUNAVAIL :: _Platform_Error.EPROCUNAVAIL ENOLCK :: _Platform_Error.ENOLCK ENOSYS :: _Platform_Error.ENOSYS EFTYPE :: _Platform_Error.EFTYPE EAUTH :: _Platform_Error.EAUTH ENEEDAUTH :: _Platform_Error.ENEEDAUTH /* Intelligent device errors */ EPWROFF :: _Platform_Error.EPWROFF EDEVERR :: _Platform_Error.EDEVERR EOVERFLOW :: _Platform_Error.EOVERFLOW /* Program loading errors */ EBADEXEC :: _Platform_Error.EBADEXEC EBADARCH :: _Platform_Error.EBADARCH ESHLIBVERS :: _Platform_Error.ESHLIBVERS EBADMACHO :: _Platform_Error.EBADMACHO ECANCELED :: _Platform_Error.ECANCELED EIDRM :: _Platform_Error.EIDRM ENOMSG :: _Platform_Error.ENOMSG EILSEQ :: _Platform_Error.EILSEQ ENOATTR :: _Platform_Error.ENOATTR EBADMSG :: _Platform_Error.EBADMSG EMULTIHOP :: _Platform_Error.EMULTIHOP ENODATA :: _Platform_Error.ENODATA ENOLINK :: _Platform_Error.ENOLINK ENOSR :: _Platform_Error.ENOSR ENOSTR :: _Platform_Error.ENOSTR EPROTO :: _Platform_Error.EPROTO ETIME :: _Platform_Error.ETIME ENOPOLICY :: _Platform_Error.ENOPOLICY ENOTRECOVERABLE :: _Platform_Error.ENOTRECOVERABLE EOWNERDEAD :: _Platform_Error.EOWNERDEAD EQFULL :: _Platform_Error.EQFULL ELAST :: _Platform_Error.ELAST O_RDONLY :: 0x0000 O_WRONLY :: 0x0001 O_RDWR :: 0x0002 O_CREATE :: 0x0200 O_EXCL :: 0x0800 O_NOCTTY :: 0 O_TRUNC :: 0x0400 O_NONBLOCK :: 0x0004 O_APPEND :: 0x0008 O_SYNC :: 0x0080 O_ASYNC :: 0x0040 O_CLOEXEC :: 0x1000000 SEEK_DATA :: 3 SEEK_HOLE :: 4 SEEK_MAX :: SEEK_HOLE // NOTE(zangent): These are OS specific! // Do not mix these up! RTLD_LAZY :: 0x1 RTLD_NOW :: 0x2 RTLD_LOCAL :: 0x4 RTLD_GLOBAL :: 0x8 RTLD_NODELETE :: 0x80 RTLD_NOLOAD :: 0x10 RTLD_FIRST :: 0x100 SOL_SOCKET :: 0xFFFF SOCK_STREAM :: 1 SOCK_DGRAM :: 2 SOCK_RAW :: 3 SOCK_RDM :: 4 SOCK_SEQPACKET :: 5 SO_DEBUG :: 0x0001 SO_ACCEPTCONN :: 0x0002 SO_REUSEADDR :: 0x0004 SO_KEEPALIVE :: 0x0008 SO_DONTROUTE :: 0x0010 SO_BROADCAST :: 0x0020 SO_USELOOPBACK :: 0x0040 SO_LINGER :: 0x0080 SO_OOBINLINE :: 0x0100 SO_REUSEPORT :: 0x0200 SO_TIMESTAMP :: 0x0400 SO_DONTTRUNC :: 0x2000 SO_WANTMORE :: 0x4000 SO_WANTOOBFLAG :: 0x8000 SO_SNDBUF :: 0x1001 SO_RCVBUF :: 0x1002 SO_SNDLOWAT :: 0x1003 SO_RCVLOWAT :: 0x1004 SO_SNDTIMEO :: 0x1005 SO_RCVTIMEO :: 0x1006 SO_ERROR :: 0x1007 SO_TYPE :: 0x1008 SO_PRIVSTATE :: 0x1009 SO_NREAD :: 0x1020 SO_NKE :: 0x1021 AF_UNSPEC :: 0 AF_LOCAL :: 1 AF_UNIX :: AF_LOCAL AF_INET :: 2 AF_IMPLINK :: 3 AF_PUP :: 4 AF_CHAOS :: 5 AF_NS :: 6 AF_ISO :: 7 AF_OSI :: AF_ISO AF_ECMA :: 8 AF_DATAKIT :: 9 AF_CCITT :: 10 AF_SNA :: 11 AF_DECnet :: 12 AF_DLI :: 13 AF_LAT :: 14 AF_HYLINK :: 15 AF_APPLETALK :: 16 AF_ROUTE :: 17 AF_LINK :: 18 pseudo_AF_XTP :: 19 AF_COIP :: 20 AF_CNT :: 21 pseudo_AF_RTIP :: 22 AF_IPX :: 23 AF_SIP :: 24 pseudo_AF_PIP :: 25 pseudo_AF_BLUE :: 26 AF_NDRV :: 27 AF_ISDN :: 28 AF_E164 :: AF_ISDN pseudo_AF_KEY :: 29 AF_INET6 :: 30 AF_NATM :: 31 AF_SYSTEM :: 32 AF_NETBIOS :: 33 AF_PPP :: 34 TCP_NODELAY :: 0x01 TCP_MAXSEG :: 0x02 TCP_NOPUSH :: 0x04 TCP_NOOPT :: 0x08 IPPROTO_ICMP :: 1 IPPROTO_TCP :: 6 IPPROTO_UDP :: 17 SHUT_RD :: 0 SHUT_WR :: 1 SHUT_RDWR :: 2 F_GETFL: int : 3 /* Get file flags */ F_SETFL: int : 4 /* Set file flags */ // "Argv" arguments converted to Odin strings args := _alloc_command_line_arguments() Unix_File_Time :: struct { seconds: i64, nanoseconds: i64, } OS_Stat :: struct { device_id: i32, // ID of device containing file mode: u16, // Mode of the file nlink: u16, // Number of hard links serial: u64, // File serial number uid: u32, // User ID of the file's owner gid: u32, // Group ID of the file's group rdev: i32, // Device ID, if device last_access: Unix_File_Time, // Time of last access modified: Unix_File_Time, // Time of last modification status_change: Unix_File_Time, // Time of last status change created: Unix_File_Time, // Time of creation size: i64, // Size of the file, in bytes blocks: i64, // Number of blocks allocated for the file block_size: i32, // Optimal blocksize for I/O flags: u32, // User-defined flags for the file gen_num: u32, // File generation number ..? _spare: i32, // RESERVED _reserve1, _reserve2: i64, // RESERVED } DARWIN_MAXPATHLEN :: 1024 Dirent :: struct { ino: u64, off: u64, reclen: u16, namlen: u16, type: u8, name: [DARWIN_MAXPATHLEN]byte, } Dir :: distinct rawptr // DIR* ADDRESS_FAMILY :: c.char SOCKADDR :: struct #packed { len: c.char, family: ADDRESS_FAMILY, sa_data: [14]c.char, } SOCKADDR_STORAGE_LH :: struct #packed { len: c.char, family: ADDRESS_FAMILY, __ss_pad1: [6]c.char, __ss_align: i64, __ss_pad2: [112]c.char, } sockaddr_in :: struct #packed { sin_len: c.char, sin_family: ADDRESS_FAMILY, sin_port: u16be, sin_addr: in_addr, sin_zero: [8]c.char, } sockaddr_in6 :: struct #packed { sin6_len: c.char, sin6_family: ADDRESS_FAMILY, sin6_port: u16be, sin6_flowinfo: c.uint, sin6_addr: in6_addr, sin6_scope_id: c.uint, } in_addr :: struct #packed { s_addr: u32, } in6_addr :: struct #packed { s6_addr: [16]u8, } // https://github.com/apple/darwin-xnu/blob/2ff845c2e033bd0ff64b5b6aa6063a1f8f65aa32/bsd/sys/socket.h#L1025-L1027 // Prevent the raising of SIGPIPE on writing to a closed network socket. MSG_NOSIGNAL :: 0x80000 SIOCGIFFLAG :: enum c.int { UP = 0, /* Interface is up. */ BROADCAST = 1, /* Broadcast address valid. */ DEBUG = 2, /* Turn on debugging. */ LOOPBACK = 3, /* Is a loopback net. */ POINT_TO_POINT = 4, /* Interface is point-to-point link. */ NO_TRAILERS = 5, /* Avoid use of trailers. */ RUNNING = 6, /* Resources allocated. */ NOARP = 7, /* No address resolution protocol. */ PROMISC = 8, /* Receive all packets. */ ALL_MULTI = 9, /* Receive all multicast packets. Unimplemented. */ } SIOCGIFFLAGS :: bit_set[SIOCGIFFLAG; c.int] ifaddrs :: struct { next: ^ifaddrs, name: cstring, flags: SIOCGIFFLAGS, address: ^SOCKADDR, netmask: ^SOCKADDR, broadcast_or_dest: ^SOCKADDR, // Broadcast or Point-to-Point address data: rawptr, // Address-specific data. } Timeval :: struct { seconds: i64, microseconds: int, } Linger :: struct { onoff: int, linger: int, } Socket :: distinct int socklen_t :: c.int // File type S_IFMT :: 0o170000 // Type of file mask S_IFIFO :: 0o010000 // Named pipe (fifo) S_IFCHR :: 0o020000 // Character special S_IFDIR :: 0o040000 // Directory S_IFBLK :: 0o060000 // Block special S_IFREG :: 0o100000 // Regular S_IFLNK :: 0o120000 // Symbolic link S_IFSOCK :: 0o140000 // Socket // File mode // Read, write, execute/search by owner S_IRWXU :: 0o0700 // RWX mask for owner S_IRUSR :: 0o0400 // R for owner S_IWUSR :: 0o0200 // W for owner S_IXUSR :: 0o0100 // X for owner // Read, write, execute/search by group S_IRWXG :: 0o0070 // RWX mask for group S_IRGRP :: 0o0040 // R for group S_IWGRP :: 0o0020 // W for group S_IXGRP :: 0o0010 // X for group // Read, write, execute/search by others S_IRWXO :: 0o0007 // RWX mask for other S_IROTH :: 0o0004 // R for other S_IWOTH :: 0o0002 // W for other S_IXOTH :: 0o0001 // X for other S_ISUID :: 0o4000 // Set user id on execution S_ISGID :: 0o2000 // Set group id on execution S_ISVTX :: 0o1000 // Directory restrcted delete @(require_results) S_ISLNK :: #force_inline proc(m: u16) -> bool { return (m & S_IFMT) == S_IFLNK } @(require_results) S_ISREG :: #force_inline proc(m: u16) -> bool { return (m & S_IFMT) == S_IFREG } @(require_results) S_ISDIR :: #force_inline proc(m: u16) -> bool { return (m & S_IFMT) == S_IFDIR } @(require_results) S_ISCHR :: #force_inline proc(m: u16) -> bool { return (m & S_IFMT) == S_IFCHR } @(require_results) S_ISBLK :: #force_inline proc(m: u16) -> bool { return (m & S_IFMT) == S_IFBLK } @(require_results) S_ISFIFO :: #force_inline proc(m: u16) -> bool { return (m & S_IFMT) == S_IFIFO } @(require_results) S_ISSOCK :: #force_inline proc(m: u16) -> bool { return (m & S_IFMT) == S_IFSOCK } R_OK :: 4 // Test for read permission W_OK :: 2 // Test for write permission X_OK :: 1 // Test for execute permission F_OK :: 0 // Test for file existance F_GETPATH :: 50 // return the full path of the fd foreign libc { @(link_name="__error") __error :: proc() -> ^c.int --- @(link_name="open") _unix_open :: proc(path: cstring, flags: i32, #c_vararg mode: ..u16) -> Handle --- @(link_name="close") _unix_close :: proc(handle: Handle) -> c.int --- @(link_name="read") _unix_read :: proc(handle: Handle, buffer: rawptr, count: c.size_t) -> int --- @(link_name="write") _unix_write :: proc(handle: Handle, buffer: rawptr, count: c.size_t) -> int --- @(link_name="pread") _unix_pread :: proc(handle: Handle, buffer: rawptr, count: c.size_t, offset: i64) -> int --- @(link_name="pwrite") _unix_pwrite :: proc(handle: Handle, buffer: rawptr, count: c.size_t, offset: i64) -> int --- @(link_name="lseek") _unix_lseek :: proc(fs: Handle, offset: int, whence: c.int) -> int --- @(link_name="gettid") _unix_gettid :: proc() -> u64 --- @(link_name="getpagesize") _unix_getpagesize :: proc() -> i32 --- @(link_name="stat64") _unix_stat :: proc(path: cstring, stat: ^OS_Stat) -> c.int --- @(link_name="lstat64") _unix_lstat :: proc(path: cstring, stat: ^OS_Stat) -> c.int --- @(link_name="fstat64") _unix_fstat :: proc(fd: Handle, stat: ^OS_Stat) -> c.int --- @(link_name="readlink") _unix_readlink :: proc(path: cstring, buf: ^byte, bufsiz: c.size_t) -> c.ssize_t --- @(link_name="access") _unix_access :: proc(path: cstring, mask: c.int) -> c.int --- @(link_name="fsync") _unix_fsync :: proc(handle: Handle) -> c.int --- @(link_name="dup") _unix_dup :: proc(handle: Handle) -> Handle --- @(link_name="fdopendir$INODE64") _unix_fdopendir_amd64 :: proc(fd: Handle) -> Dir --- @(link_name="readdir_r$INODE64") _unix_readdir_r_amd64 :: proc(dirp: Dir, entry: ^Dirent, result: ^^Dirent) -> c.int --- @(link_name="fdopendir") _unix_fdopendir_arm64 :: proc(fd: Handle) -> Dir --- @(link_name="readdir_r") _unix_readdir_r_arm64 :: proc(dirp: Dir, entry: ^Dirent, result: ^^Dirent) -> c.int --- @(link_name="closedir") _unix_closedir :: proc(dirp: Dir) -> c.int --- @(link_name="rewinddir") _unix_rewinddir :: proc(dirp: Dir) --- @(link_name="__fcntl") _unix__fcntl :: proc(fd: Handle, cmd: c.int, arg: uintptr) -> c.int --- @(link_name="rename") _unix_rename :: proc(old: cstring, new: cstring) -> c.int --- @(link_name="remove") _unix_remove :: proc(path: cstring) -> c.int --- @(link_name="fchmod") _unix_fchmod :: proc(fd: Handle, mode: u16) -> c.int --- @(link_name="malloc") _unix_malloc :: proc(size: int) -> rawptr --- @(link_name="calloc") _unix_calloc :: proc(num, size: int) -> rawptr --- @(link_name="free") _unix_free :: proc(ptr: rawptr) --- @(link_name="realloc") _unix_realloc :: proc(ptr: rawptr, size: int) -> rawptr --- @(link_name="getenv") _unix_getenv :: proc(cstring) -> cstring --- @(link_name="unsetenv") _unix_unsetenv :: proc(cstring) -> c.int --- @(link_name="setenv") _unix_setenv :: proc(key: cstring, value: cstring, overwrite: c.int) -> c.int --- @(link_name="getcwd") _unix_getcwd :: proc(buf: cstring, len: c.size_t) -> cstring --- @(link_name="chdir") _unix_chdir :: proc(buf: cstring) -> c.int --- @(link_name="mkdir") _unix_mkdir :: proc(buf: cstring, mode: u16) -> c.int --- @(link_name="realpath") _unix_realpath :: proc(path: cstring, resolved_path: [^]byte = nil) -> cstring --- @(link_name="strerror") _darwin_string_error :: proc(num : c.int) -> cstring --- @(link_name="sysctlbyname") _sysctlbyname :: proc(path: cstring, oldp: rawptr, oldlenp: rawptr, newp: rawptr, newlen: int) -> c.int --- @(link_name="socket") _unix_socket :: proc(domain: c.int, type: c.int, protocol: c.int) -> c.int --- @(link_name="listen") _unix_listen :: proc(socket: c.int, backlog: c.int) -> c.int --- @(link_name="accept") _unix_accept :: proc(socket: c.int, addr: rawptr, addr_len: rawptr) -> c.int --- @(link_name="connect") _unix_connect :: proc(socket: c.int, addr: rawptr, addr_len: socklen_t) -> c.int --- @(link_name="bind") _unix_bind :: proc(socket: c.int, addr: rawptr, addr_len: socklen_t) -> c.int --- @(link_name="setsockopt") _unix_setsockopt :: proc(socket: c.int, level: c.int, opt_name: c.int, opt_val: rawptr, opt_len: socklen_t) -> c.int --- @(link_name="getsockopt") _unix_getsockopt :: proc(socket: c.int, level: c.int, opt_name: c.int, opt_val: rawptr, opt_len: ^socklen_t) -> c.int --- @(link_name="recvfrom") _unix_recvfrom :: proc(socket: c.int, buffer: rawptr, buffer_len: c.size_t, flags: c.int, addr: rawptr, addr_len: ^socklen_t) -> c.ssize_t --- @(link_name="recv") _unix_recv :: proc(socket: c.int, buffer: rawptr, buffer_len: c.size_t, flags: c.int) -> c.ssize_t --- @(link_name="sendto") _unix_sendto :: proc(socket: c.int, buffer: rawptr, buffer_len: c.size_t, flags: c.int, addr: rawptr, addr_len: socklen_t) -> c.ssize_t --- @(link_name="send") _unix_send :: proc(socket: c.int, buffer: rawptr, buffer_len: c.size_t, flags: c.int) -> c.ssize_t --- @(link_name="shutdown") _unix_shutdown :: proc(socket: c.int, how: c.int) -> c.int --- @(link_name="getifaddrs") _getifaddrs :: proc(ifap: ^^ifaddrs) -> (c.int) --- @(link_name="freeifaddrs") _freeifaddrs :: proc(ifa: ^ifaddrs) --- @(link_name="exit") _unix_exit :: proc(status: c.int) -> ! --- } when ODIN_ARCH != .arm64 { _unix_fdopendir :: proc {_unix_fdopendir_amd64} _unix_readdir_r :: proc {_unix_readdir_r_amd64} } else { _unix_fdopendir :: proc {_unix_fdopendir_arm64} _unix_readdir_r :: proc {_unix_readdir_r_arm64} } foreign dl { @(link_name="dlopen") _unix_dlopen :: proc(filename: cstring, flags: c.int) -> rawptr --- @(link_name="dlsym") _unix_dlsym :: proc(handle: rawptr, symbol: cstring) -> rawptr --- @(link_name="dlclose") _unix_dlclose :: proc(handle: rawptr) -> c.int --- @(link_name="dlerror") _unix_dlerror :: proc() -> cstring --- } @(require_results, no_instrumentation) get_last_error :: proc "contextless" () -> Error { return Platform_Error(__error()^) } @(require_results) get_last_error_string :: proc() -> string { return string(_darwin_string_error(__error()^)) } @(require_results) open :: proc(path: string, flags: int = O_RDONLY, mode: int = 0) -> (handle: Handle, err: Error) { isDir := is_dir_path(path) flags := flags if isDir { /* @INFO(Platin): To make it impossible to use the wrong flag for dir's as you can't write to a dir only read which makes it fail to open */ flags = O_RDONLY } runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() cstr := strings.clone_to_cstring(path, context.temp_allocator) handle = _unix_open(cstr, i32(flags), u16(mode)) if handle == INVALID_HANDLE { err = get_last_error() return } return } fchmod :: proc(fd: Handle, mode: u16) -> Error { return cast(Platform_Error)_unix_fchmod(fd, mode) } close :: proc(fd: Handle) -> Error { return cast(Platform_Error)_unix_close(fd) } // If you read or write more than `SSIZE_MAX` bytes, most darwin implementations will return `EINVAL` // but it is really implementation defined. `SSIZE_MAX` is also implementation defined but usually // the max of an i32 on Darwin. // In practice a read/write call would probably never read/write these big buffers all at once, // which is why the number of bytes is returned and why there are procs that will call this in a // loop for you. // We set a max of 1GB to keep alignment and to be safe. @(private) MAX_RW :: 1 << 30 write :: proc(fd: Handle, data: []byte) -> (int, Error) { if len(data) == 0 { return 0, nil } to_write := min(c.size_t(len(data)), MAX_RW) bytes_written := _unix_write(fd, raw_data(data), to_write) if bytes_written < 0 { return -1, get_last_error() } return bytes_written, nil } read :: proc(fd: Handle, data: []u8) -> (int, Error) { if len(data) == 0 { return 0, nil } to_read := min(c.size_t(len(data)), MAX_RW) bytes_read := _unix_read(fd, raw_data(data), to_read) if bytes_read < 0 { return -1, get_last_error() } return bytes_read, nil } read_at :: proc(fd: Handle, data: []byte, offset: i64) -> (int, Error) { if len(data) == 0 { return 0, nil } to_read := min(c.size_t(len(data)), MAX_RW) bytes_read := _unix_pread(fd, raw_data(data), to_read, offset) if bytes_read < 0 { return -1, get_last_error() } return bytes_read, nil } write_at :: proc(fd: Handle, data: []byte, offset: i64) -> (int, Error) { if len(data) == 0 { return 0, nil } to_write := min(c.size_t(len(data)), MAX_RW) bytes_written := _unix_pwrite(fd, raw_data(data), to_write, offset) if bytes_written < 0 { return -1, get_last_error() } return bytes_written, nil } seek :: proc(fd: Handle, offset: i64, whence: int) -> (i64, Error) { assert(fd != -1) switch whence { case SEEK_SET, SEEK_CUR, SEEK_END: break case: return 0, .Invalid_Whence } final_offset := i64(_unix_lseek(fd, int(offset), c.int(whence))) if final_offset == -1 { errno := get_last_error() switch errno { case .EINVAL: return 0, .Invalid_Offset } return 0, errno } return final_offset, nil } @(require_results) file_size :: proc(fd: Handle) -> (i64, Error) { prev, _ := seek(fd, 0, SEEK_CUR) size, err := seek(fd, 0, SEEK_END) seek(fd, prev, SEEK_SET) return i64(size), err } // NOTE(bill): Uses startup to initialize it stdin: Handle = 0 // get_std_handle(win32.STD_INPUT_HANDLE); stdout: Handle = 1 // get_std_handle(win32.STD_OUTPUT_HANDLE); stderr: Handle = 2 // get_std_handle(win32.STD_ERROR_HANDLE); @(require_results) last_write_time :: proc(fd: Handle) -> (time: File_Time, err: Error) { s := _fstat(fd) or_return modified := s.modified.seconds * 1_000_000_000 + s.modified.nanoseconds return File_Time(modified), nil } @(require_results) last_write_time_by_name :: proc(name: string) -> (time: File_Time, err: Error) { s := _stat(name) or_return modified := s.modified.seconds * 1_000_000_000 + s.modified.nanoseconds return File_Time(modified), nil } @(require_results) is_path_separator :: proc(r: rune) -> bool { return r == '/' } @(require_results) is_file_handle :: proc(fd: Handle) -> bool { s, err := _fstat(fd) if err != nil { return false } return S_ISREG(s.mode) } @(require_results) is_file_path :: proc(path: string, follow_links: bool = true) -> bool { s: OS_Stat err: Error if follow_links { s, err = _stat(path) } else { s, err = _lstat(path) } if err != nil { return false } return S_ISREG(s.mode) } @(require_results) is_dir_handle :: proc(fd: Handle) -> bool { s, err := _fstat(fd) if err != nil { return false } return S_ISDIR(s.mode) } @(require_results) is_dir_path :: proc(path: string, follow_links: bool = true) -> bool { s: OS_Stat err: Error if follow_links { s, err = _stat(path) } else { s, err = _lstat(path) } if err != nil { return false } return S_ISDIR(s.mode) } is_file :: proc {is_file_path, is_file_handle} is_dir :: proc {is_dir_path, is_dir_handle} @(require_results) exists :: proc(path: string) -> bool { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() cpath := strings.clone_to_cstring(path, context.temp_allocator) res := _unix_access(cpath, O_RDONLY) return res == 0 } rename :: proc(old: string, new: string) -> bool { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() old_cstr := strings.clone_to_cstring(old, context.temp_allocator) new_cstr := strings.clone_to_cstring(new, context.temp_allocator) return _unix_rename(old_cstr, new_cstr) != -1 } remove :: proc(path: string) -> Error { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() path_cstr := strings.clone_to_cstring(path, context.temp_allocator) res := _unix_remove(path_cstr) if res == -1 { return get_last_error() } return nil } @(private, require_results) _stat :: proc(path: string) -> (OS_Stat, Error) { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() cstr := strings.clone_to_cstring(path, context.temp_allocator) s: OS_Stat result := _unix_stat(cstr, &s) if result == -1 { return s, get_last_error() } return s, nil } @(private, require_results) _lstat :: proc(path: string) -> (OS_Stat, Error) { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() cstr := strings.clone_to_cstring(path, context.temp_allocator) s: OS_Stat result := _unix_lstat(cstr, &s) if result == -1 { return s, get_last_error() } return s, nil } @(private, require_results) _fstat :: proc(fd: Handle) -> (OS_Stat, Error) { s: OS_Stat result := _unix_fstat(fd, &s) if result == -1 { return s, get_last_error() } return s, nil } @(private, require_results) _fdopendir :: proc(fd: Handle) -> (Dir, Error) { dirp := _unix_fdopendir(fd) if dirp == cast(Dir)nil { return nil, get_last_error() } return dirp, nil } @(private) _closedir :: proc(dirp: Dir) -> Error { rc := _unix_closedir(dirp) if rc != 0 { return get_last_error() } return nil } @(private) _rewinddir :: proc(dirp: Dir) { _unix_rewinddir(dirp) } @(private, require_results) _readdir :: proc(dirp: Dir) -> (entry: Dirent, err: Error, end_of_stream: bool) { result: ^Dirent rc := _unix_readdir_r(dirp, &entry, &result) if rc != 0 { err = get_last_error() return } if result == nil { end_of_stream = true return } end_of_stream = false return } @(private, require_results) _readlink :: proc(path: string) -> (string, Error) { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD(ignore = context.temp_allocator == context.allocator) path_cstr := strings.clone_to_cstring(path, context.temp_allocator) bufsz : uint = 256 buf := make([]byte, bufsz) for { rc := _unix_readlink(path_cstr, &(buf[0]), bufsz) if rc == -1 { delete(buf) return "", get_last_error() } else if rc == int(bufsz) { // NOTE(laleksic, 2021-01-21): Any cleaner way to resize the slice? bufsz *= 2 delete(buf) buf = make([]byte, bufsz) } else { return strings.string_from_ptr(&buf[0], rc), nil } } } @(private, require_results) _dup :: proc(fd: Handle) -> (Handle, Error) { dup := _unix_dup(fd) if dup == -1 { return INVALID_HANDLE, get_last_error() } return dup, nil } @(require_results) absolute_path_from_handle :: proc(fd: Handle) -> (path: string, err: Error) { buf: [DARWIN_MAXPATHLEN]byte _ = fcntl(int(fd), F_GETPATH, int(uintptr(&buf[0]))) or_return return strings.clone_from_cstring(cstring(&buf[0])) } @(require_results) absolute_path_from_relative :: proc(rel: string, allocator := context.allocator) -> (path: string, err: Error) { rel := rel if rel == "" { rel = "." } runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD(ignore = context.temp_allocator == context.allocator) rel_cstr := strings.clone_to_cstring(rel, context.temp_allocator) path_ptr := _unix_realpath(rel_cstr, nil) if path_ptr == nil { return "", get_last_error() } defer _unix_free(rawptr(path_ptr)) return strings.clone(string(path_ptr), allocator) } access :: proc(path: string, mask: int) -> bool { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() cstr := strings.clone_to_cstring(path, context.temp_allocator) return _unix_access(cstr, c.int(mask)) == 0 } flush :: proc(fd: Handle) -> Error { return cast(Platform_Error)_unix_fsync(fd) } @(require_results) lookup_env_alloc :: proc(key: string, allocator := context.allocator) -> (value: string, found: bool) { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD(ignore = context.temp_allocator == allocator) path_str := strings.clone_to_cstring(key, context.temp_allocator) // NOTE(tetra): Lifetime of 'cstr' is unclear, but _unix_free(cstr) segfaults. cstr := _unix_getenv(path_str) if cstr == nil { return "", false } return strings.clone(string(cstr), allocator), true } @(require_results) lookup_env_buffer :: proc(buf: []u8, key: string) -> (value: string, err: Error) { if len(key) + 1 > len(buf) { return "", .Buffer_Full } else { copy(buf, key) } if value = string(_unix_getenv(cstring(raw_data(buf)))); value == "" { return "", .Env_Var_Not_Found } else { if len(value) > len(buf) { return "", .Buffer_Full } else { copy(buf, value) return string(buf[:len(value)]), nil } } } lookup_env :: proc{lookup_env_alloc, lookup_env_buffer} @(require_results) get_env_alloc :: proc(key: string, allocator := context.allocator) -> (value: string) { value, _ = lookup_env(key, allocator) return } @(require_results) get_env_buf :: proc(buf: []u8, key: string) -> (value: string) { value, _ = lookup_env(buf, key) return } get_env :: proc{get_env_alloc, get_env_buf} set_env :: proc(key, value: string) -> Error { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() key_cstring := strings.clone_to_cstring(key, context.temp_allocator) value_cstring := strings.clone_to_cstring(value, context.temp_allocator) res := _unix_setenv(key_cstring, value_cstring, 1) if res < 0 { return get_last_error() } return nil } unset_env :: proc(key: string) -> Error { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() s := strings.clone_to_cstring(key, context.temp_allocator) res := _unix_unsetenv(s) if res < 0 { return get_last_error() } return nil } @(require_results) get_current_directory :: proc(allocator := context.allocator) -> string { context.allocator = allocator page_size := get_page_size() // NOTE(tetra): See note in os_linux.odin/get_current_directory. buf := make([dynamic]u8, page_size) for { cwd := _unix_getcwd(cstring(raw_data(buf)), c.size_t(len(buf))) if cwd != nil { return string(cwd) } if get_last_error() != ERANGE { delete(buf) return "" } resize(&buf, len(buf)+page_size) } unreachable() } set_current_directory :: proc(path: string) -> (err: Error) { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() cstr := strings.clone_to_cstring(path, context.temp_allocator) res := _unix_chdir(cstr) if res == -1 { return get_last_error() } return nil } make_directory :: proc(path: string, mode: u16 = 0o775) -> Error { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() path_cstr := strings.clone_to_cstring(path, context.temp_allocator) res := _unix_mkdir(path_cstr, mode) if res == -1 { return get_last_error() } return nil } exit :: proc "contextless" (code: int) -> ! { runtime._cleanup_runtime_contextless() _unix_exit(i32(code)) } @(require_results) current_thread_id :: proc "contextless" () -> int { tid: u64 // NOTE(Oskar): available from OSX 10.6 and iOS 3.2. // For older versions there is `syscall(SYS_thread_selfid)`, but not really // the same thing apparently. foreign pthread { pthread_threadid_np :: proc "c" (rawptr, ^u64) -> c.int --- } pthread_threadid_np(nil, &tid) return int(tid) } @(require_results) dlopen :: proc(filename: string, flags: int) -> rawptr { runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() cstr := strings.clone_to_cstring(filename, context.temp_allocator) handle := _unix_dlopen(cstr, c.int(flags)) return handle } @(require_results) dlsym :: proc(handle: rawptr, symbol: string) -> rawptr { assert(handle != nil) runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD() cstr := strings.clone_to_cstring(symbol, context.temp_allocator) proc_handle := _unix_dlsym(handle, cstr) return proc_handle } dlclose :: proc(handle: rawptr) -> bool { assert(handle != nil) return _unix_dlclose(handle) == 0 } dlerror :: proc() -> string { return string(_unix_dlerror()) } @(require_results) get_page_size :: proc() -> int { // NOTE(tetra): The page size never changes, so why do anything complicated // if we don't have to. @static page_size := -1 if page_size != -1 { return page_size } page_size = int(_unix_getpagesize()) return page_size } @(private, require_results) _processor_core_count :: proc() -> int { count : int = 0 count_size := size_of(count) if _sysctlbyname("hw.logicalcpu", &count, &count_size, nil, 0) == 0 { if count > 0 { return count } } return 1 } @(private, require_results) _alloc_command_line_arguments :: proc "contextless" () -> []string { context = runtime.default_context() res := make([]string, len(runtime.args__)) for _, i in res { res[i] = string(runtime.args__[i]) } return res } @(private, fini) _delete_command_line_arguments :: proc "contextless" () { context = runtime.default_context() delete(args) } socket :: proc(domain: int, type: int, protocol: int) -> (Socket, Error) { result := _unix_socket(c.int(domain), c.int(type), c.int(protocol)) if result < 0 { return 0, get_last_error() } return Socket(result), nil } connect :: proc(sd: Socket, addr: ^SOCKADDR, len: socklen_t) -> Error { result := _unix_connect(c.int(sd), addr, len) if result < 0 { return get_last_error() } return nil } bind :: proc(sd: Socket, addr: ^SOCKADDR, len: socklen_t) -> (Error) { result := _unix_bind(c.int(sd), addr, len) if result < 0 { return get_last_error() } return nil } accept :: proc(sd: Socket, addr: ^SOCKADDR, len: rawptr) -> (Socket, Error) { result := _unix_accept(c.int(sd), rawptr(addr), len) if result < 0 { return 0, get_last_error() } return Socket(result), nil } listen :: proc(sd: Socket, backlog: int) -> (Error) { result := _unix_listen(c.int(sd), c.int(backlog)) if result < 0 { return get_last_error() } return nil } setsockopt :: proc(sd: Socket, level: int, optname: int, optval: rawptr, optlen: socklen_t) -> Error { result := _unix_setsockopt(c.int(sd), c.int(level), c.int(optname), optval, optlen) if result < 0 { return get_last_error() } return nil } getsockopt :: proc(sd: Socket, level: int, optname: int, optval: rawptr, optlen: socklen_t) -> Error { optlen := optlen result := _unix_getsockopt(c.int(sd), c.int(level), c.int(optname), optval, &optlen) if result < 0 { return get_last_error() } return nil } recvfrom :: proc(sd: Socket, data: []byte, flags: int, addr: ^SOCKADDR, addr_size: ^socklen_t) -> (u32, Error) { result := _unix_recvfrom(c.int(sd), raw_data(data), len(data), c.int(flags), addr, addr_size) if result < 0 { return 0, get_last_error() } return u32(result), nil } recv :: proc(sd: Socket, data: []byte, flags: int) -> (u32, Error) { result := _unix_recv(c.int(sd), raw_data(data), len(data), c.int(flags)) if result < 0 { return 0, get_last_error() } return u32(result), nil } sendto :: proc(sd: Socket, data: []u8, flags: int, addr: ^SOCKADDR, addrlen: socklen_t) -> (u32, Error) { result := _unix_sendto(c.int(sd), raw_data(data), len(data), c.int(flags), addr, addrlen) if result < 0 { return 0, get_last_error() } return u32(result), nil } send :: proc(sd: Socket, data: []byte, flags: int) -> (u32, Error) { result := _unix_send(c.int(sd), raw_data(data), len(data), i32(flags)) if result < 0 { return 0, get_last_error() } return u32(result), nil } shutdown :: proc(sd: Socket, how: int) -> (Error) { result := _unix_shutdown(c.int(sd), c.int(how)) if result < 0 { return get_last_error() } return nil } fcntl :: proc(fd: int, cmd: int, arg: int) -> (int, Error) { result := _unix__fcntl(Handle(fd), c.int(cmd), uintptr(arg)) if result < 0 { return 0, get_last_error() } return int(result), nil }