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os_darwin.odin
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package os
foreign import dl "system:dl"
foreign import libc "system:System.framework"
foreign import pthread "system:System.framework"
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_RDWR, 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()