! Copyright (C) 2010 Doug Coleman.
! See http://factorcode.org/license.txt for BSD license.
USING: alien alien.c-types alien.data alien.libraries
alien.syntax classes.struct combinators system unix.time
unix.types vocabs ;
IN: unix.ffi

<<

{
    { [ os linux? ] [ "unix.ffi.linux" require ] }
    { [ os macosx? ] [ "unix.ffi.macosx" require ] }
} cond

>>

CONSTANT: PROT_NONE   0
CONSTANT: PROT_READ   1
CONSTANT: PROT_WRITE  2
CONSTANT: PROT_EXEC   4

CONSTANT: MAP_FILE    0
CONSTANT: MAP_SHARED  1
CONSTANT: MAP_PRIVATE 2

CONSTANT: SEEK_SET 0
CONSTANT: SEEK_CUR 1
CONSTANT: SEEK_END 2

: MAP_FAILED ( -- alien ) -1 <alien> ; inline

CONSTANT: DT_UNKNOWN   0
CONSTANT: DT_FIFO      1
CONSTANT: DT_CHR       2
CONSTANT: DT_DIR       4
CONSTANT: DT_BLK       6
CONSTANT: DT_REG       8
CONSTANT: DT_LNK      10
CONSTANT: DT_SOCK     12
CONSTANT: DT_WHT      14

: SIG_EFF ( -- obj ) ALIEN: -1 void* <ref> ; inline
: SIG_DFL ( -- obj ) ALIEN: 0 void* <ref> ; inline
: SIG_IGN ( -- obj ) ALIEN: 1 void* <ref> ; inline

LIBRARY: libc

FUNCTION: c-string strerror ( int errno ) ;

STRUCT: group
    { gr_name c-string }
    { gr_passwd c-string }
    { gr_gid int }
    { gr_mem c-string* } ;

STRUCT: protoent
    { name c-string }
    { aliases void* }
    { proto int } ;

STRUCT: iovec
    { iov_base void* }
    { iov_len size_t } ;

CONSTANT: F_OK 0 ! test for existence of file
CONSTANT: X_OK 1 ! test for execute or search permission
CONSTANT: W_OK 2 ! test for write permission
CONSTANT: R_OK 4 ! test for read permission

FUNCTION: int accept ( int s, void* sockaddr, socklen_t* socklen ) ;
FUNCTION: int access ( c-string path, int amode ) ;
FUNCTION: int bind ( int s, void* name, socklen_t namelen ) ;
FUNCTION: int chdir ( c-string path ) ;
FUNCTION: int chmod ( c-string path, mode_t mode ) ;
FUNCTION: int fchmod ( int fd, mode_t mode ) ;
FUNCTION: int chown ( c-string path, uid_t owner, gid_t group ) ;
FUNCTION: int chroot ( c-string path ) ;
FUNCTION: int close ( int fd ) ;
FUNCTION: int closedir ( DIR* dirp ) ;
FUNCTION: int connect ( int s, void* name, socklen_t namelen ) ;
FUNCTION: int dup2 ( int oldd, int newd ) ;
FUNCTION: void endpwent ( ) ;
FUNCTION: int fchdir ( int fd ) ;
FUNCTION: int fchown ( int fd, uid_t owner, gid_t group ) ;
FUNCTION: int fcntl ( int fd, int cmd, int arg ) ;
FUNCTION: int fileno ( FILE* stream ) ;
FUNCTION: int flock ( int fd, int operation ) ;
FUNCTION: void freeaddrinfo ( addrinfo* ai ) ;
FUNCTION: int futimes ( int id, timeval[2] times ) ;
FUNCTION: c-string gai_strerror ( int ecode ) ;
FUNCTION: int getaddrinfo ( c-string hostname, c-string servname, addrinfo* hints, addrinfo** res ) ;
FUNCTION: c-string getcwd ( c-string buf, size_t size ) ;
FUNCTION: pid_t getpid ;
FUNCTION: int getdtablesize ;
FUNCTION: pid_t getpgrp ;
FUNCTION: pid_t getpgid ( pid_t pid ) ;
FUNCTION: gid_t getegid ;
FUNCTION: uid_t geteuid ;
FUNCTION: gid_t getgid ;
FUNCTION: c-string getenv ( c-string name ) ;

FUNCTION: int getgrgid_r ( gid_t gid, group* grp, c-string buffer, size_t bufsize, group** result ) ;
FUNCTION: int getgrnam_r ( c-string name, group* grp, c-string buffer, size_t bufsize, group** result ) ;
FUNCTION: passwd* getpwent ( ) ;
FUNCTION: int killpg ( pid_t pgrp, int sig ) ;
FUNCTION: void setpwent ( ) ;
FUNCTION: void setpassent ( int stayopen ) ;
FUNCTION: passwd* getpwuid ( uid_t uid ) ;
FUNCTION: passwd* getpwnam ( c-string login ) ;
FUNCTION: int getpwnam_r ( c-string login, passwd* pwd, c-string buffer, size_t bufsize, passwd** result ) ;
FUNCTION: int getgroups ( int gidsetlen, gid_t* gidset ) ;
FUNCTION: int getgrouplist ( c-string name, int basegid, int* groups, int* ngroups ) ;
FUNCTION: int getrlimit ( int resource, rlimit* rlp ) ;
FUNCTION: int setrlimit ( int resource, rlimit* rlp ) ;
FUNCTION: int getpriority ( int which, id_t who ) ;
FUNCTION: int setpriority ( int which, id_t who, int prio ) ;
FUNCTION: int getrusage ( int who, rusage* r_usage ) ;
FUNCTION: group* getgrent ;
FUNCTION: void endgrent ( ) ;
FUNCTION: int gethostname ( c-string name, int len ) ;
FUNCTION: int getsockname ( int socket, sockaddr* address, socklen_t* address_len ) ;
FUNCTION: int getpeername ( int socket, sockaddr* address, socklen_t* address_len ) ;
FUNCTION: protoent* getprotobyname ( c-string name ) ;
FUNCTION: uid_t getuid ;
FUNCTION: uint htonl ( uint n ) ;
FUNCTION: ushort htons ( ushort n ) ;
! FUNCTION: int issetugid ;
FUNCTION: int isatty ( int fildes ) ;
FUNCTION: int ioctl ( int fd, ulong request, void* argp ) ;
FUNCTION: int lchown ( c-string path, uid_t owner, gid_t group ) ;
FUNCTION: int listen ( int s, int backlog ) ;
FUNCTION: off_t lseek ( int fildes, off_t offset, int whence ) ;
FUNCTION: int mkdir ( c-string path, mode_t mode ) ;
FUNCTION: int mkfifo ( c-string path, mode_t mode ) ;
FUNCTION: void* mmap ( void* addr, size_t len, int prot, int flags, int fd, off_t offset ) ;
FUNCTION: int munmap ( void* addr, size_t len ) ;
FUNCTION: uint ntohl ( uint n ) ;
FUNCTION: ushort ntohs ( ushort n ) ;
FUNCTION: int shutdown ( int fd, int how ) ;
FUNCTION: int open ( c-string path, int flags, int prot ) ;
FUNCTION: DIR* opendir ( c-string path ) ;

STRUCT: utimbuf
    { actime time_t }
    { modtime time_t } ;

FUNCTION: int utime ( c-string path, utimbuf* buf ) ;

FUNCTION: int pclose ( void* file ) ;
FUNCTION: int pipe ( int* filedes ) ;
FUNCTION: void* popen ( c-string command, c-string type ) ;
FUNCTION: ssize_t read ( int fd, void* buf, size_t nbytes ) ;
FUNCTION: ssize_t readv ( int fd, iovec* iov, int iovcnt ) ;

FUNCTION: dirent* readdir ( DIR* dirp ) ;
FUNCTION: int readdir_r ( void* dirp, dirent* entry, dirent** result ) ;
FUNCTION: ssize_t readlink ( c-string path, c-string buf, size_t bufsize ) ;

CONSTANT: PATH_MAX 1024

FUNCTION: ssize_t recv ( int s, void* buf, size_t nbytes, int flags ) ;
FUNCTION: ssize_t recvfrom ( int s, void* buf, size_t nbytes, int flags, sockaddr-in* from, socklen_t* fromlen ) ;
FUNCTION: int rename ( c-string from, c-string to ) ;
FUNCTION: int rmdir ( c-string path ) ;
FUNCTION: int select ( int nfds, void* readfds, void* writefds, void* exceptfds, timeval* timeout ) ;
FUNCTION: ssize_t sendto ( int s, void* buf, size_t len, int flags, sockaddr-in* to, socklen_t tolen ) ;

FUNCTION: int setenv ( c-string name, c-string value, int overwrite ) ;
FUNCTION: int unsetenv ( c-string name ) ;
FUNCTION: int setegid ( gid_t egid ) ;
FUNCTION: int seteuid ( uid_t euid ) ;
FUNCTION: int setgid ( gid_t gid ) ;
FUNCTION: int setgroups ( int ngroups, gid_t* gidset ) ;
FUNCTION: int setpgid ( pid_t pid, pid_t gid ) ;
FUNCTION: int setregid ( gid_t rgid, gid_t egid ) ;
FUNCTION: int setreuid ( uid_t ruid, uid_t euid ) ;
FUNCTION: pid_t setsid ( ) ;
FUNCTION: int setsockopt ( int s, int level, int optname, void* optval, socklen_t optlen ) ;
FUNCTION: int setuid ( uid_t uid ) ;
FUNCTION: int socket ( int domain, int type, int protocol ) ;
FUNCTION: int symlink ( c-string path1, c-string path2 ) ;
FUNCTION: int link ( c-string path1, c-string path2 ) ;
FUNCTION: int ftruncate ( int fd, int length ) ;
FUNCTION: int truncate ( c-string path, int length ) ;
FUNCTION: int unlink ( c-string path ) ;
FUNCTION: int utimes ( c-string path, timeval[2] times ) ;
FUNCTION: ssize_t write ( int fd, void* buf, size_t nbytes ) ;
FUNCTION: ssize_t writev ( int fds, iovec* iov, int iovcnt ) ;
TYPEDEF: void* sighandler_t
FUNCTION: sighandler_t signal ( int signum, sighandler_t handler) ;

"librt" "librt.so" cdecl add-library