34 #define MHD_SOCKETS_H 1 39 #if !defined(MHD_POSIX_SOCKETS) && !defined(MHD_WINSOCK_SOCKETS) 40 # if !defined(_WIN32) || defined(__CYGWIN__) 41 # define MHD_POSIX_SOCKETS 1 43 # define MHD_WINSOCK_SOCKETS 1 54 #if defined(MHD_POSIX_SOCKETS) 55 # ifdef HAVE_SYS_TYPES_H 56 # include <sys/types.h> 58 # ifdef HAVE_SYS_SOCKET_H 59 # include <sys/socket.h> 61 # if defined(__VXWORKS__) || defined(__vxworks) || defined(OS_VXWORKS) 62 # ifdef HAVE_SOCKLIB_H 65 # ifdef HAVE_INETLIB_H 70 # ifdef HAVE_NETINET_IN_H 71 # include <netinet/in.h> 73 # ifdef HAVE_ARPA_INET_H 74 # include <arpa/inet.h> 79 # ifdef HAVE_SYS_TIME_H 80 # include <sys/time.h> 88 # ifdef HAVE_SYS_SELECT_H 89 # include <sys/select.h> 92 # include <sys/epoll.h> 94 # ifdef HAVE_NETINET_TCP_H 96 # include <netinet/tcp.h> 101 #elif defined(MHD_WINSOCK_SOCKETS) 102 # ifndef WIN32_LEAN_AND_MEAN 103 # define WIN32_LEAN_AND_MEAN 1 105 # include <winsock2.h> 106 # include <ws2tcpip.h> 109 #if defined(HAVE_POLL_H) && defined(HAVE_POLL) 114 #if defined(_MSC_FULL_VER) && !defined (_SSIZE_T_DEFINED) 116 # define _SSIZE_T_DEFINED 117 typedef intptr_t ssize_t;
122 #ifdef _MHD_FD_SETSIZE_IS_DEFAULT 123 # define _MHD_SYS_DEFAULT_FD_SETSIZE FD_SETSIZE 126 # define _MHD_SYS_DEFAULT_FD_SETSIZE get_system_fdsetsize_value() 133 # define MHD_PANIC(msg) do { fprintf (stderr, \ 134 "Abnormal termination at %d line in file %s: %s\n", \ 135 (int)__LINE__, __FILE__, msg); abort();} while(0) 138 #ifndef MHD_SOCKET_DEFINED 142 # if defined(MHD_POSIX_SOCKETS) 144 # define MHD_INVALID_SOCKET (-1) 145 # elif defined(MHD_WINSOCK_SOCKETS) 147 # define MHD_INVALID_SOCKET (INVALID_SOCKET) 150 # define MHD_SOCKET_DEFINED 1 154 # define MAYBE_SOCK_CLOEXEC SOCK_CLOEXEC 156 # define MAYBE_SOCK_CLOEXEC 0 159 #ifdef HAVE_SOCK_NONBLOCK 160 # define MAYBE_SOCK_NONBLOCK SOCK_NONBLOCK 162 # define MAYBE_SOCK_NONBLOCK 0 166 # define MAYBE_MSG_NOSIGNAL MSG_NOSIGNAL 168 # define MAYBE_MSG_NOSIGNAL 0 171 #if !defined(SHUT_WR) && defined(SD_SEND) 172 # define SHUT_WR SD_SEND 174 #if !defined(SHUT_RD) && defined(SD_RECEIVE) 175 # define SHUT_RD SD_RECEIVE 177 #if !defined(SHUT_RDWR) && defined(SD_BOTH) 178 # define SHUT_RDWR SD_BOTH 181 #if HAVE_ACCEPT4+0 != 0 && (defined(HAVE_SOCK_NONBLOCK) || defined(SOCK_CLOEXEC)) 182 # define USE_ACCEPT4 1 185 #if defined(HAVE_EPOLL_CREATE1) && defined(EPOLL_CLOEXEC) 186 # define USE_EPOLL_CREATE1 1 193 #define MHD_TCP_FASTOPEN_QUEUE_SIZE_DEFAULT 10 200 #ifdef MHD_POSIX_SOCKETS 210 #if !defined(MHD_WINSOCK_SOCKETS) 219 #if !defined(MHD_WINSOCK_SOCKETS) 220 # define MHD_SCKT_SEND_MAX_SIZE_ SSIZE_MAX 222 # define MHD_SCKT_SEND_MAX_SIZE_ INT_MAX 235 #if !defined(MHD_WINSOCK_SOCKETS) 236 # define MHD_socket_close_(fd) ((0 == close((fd))) || (EBADF != errno)) 238 # define MHD_socket_close_(fd) (0 == closesocket((fd))) 246 #define MHD_socket_close_chk_(fd) do { \ 247 if (!MHD_socket_close_(fd)) \ 248 MHD_PANIC(_("Close socket failed.\n")); \ 259 #define MHD_send_(s,b,l) \ 260 ((ssize_t)send((s),(const void*)(b),((MHD_SCKT_SEND_SIZE_)l), MAYBE_MSG_NOSIGNAL)) 270 #define MHD_recv_(s,b,l) \ 271 ((ssize_t)recv((s),(void*)(b),((MHD_SCKT_SEND_SIZE_)l), 0)) 283 #if defined(MHD_POSIX_SOCKETS) 284 # define MHD_SCKT_FD_FITS_FDSET_SETSIZE_(fd,pset,setsize) ((fd) < ((MHD_socket)setsize)) 285 #elif defined(MHD_WINSOCK_SOCKETS) 286 # define MHD_SCKT_FD_FITS_FDSET_SETSIZE_(fd,pset,setsize) ( ((void*)(pset)==(void*)0) || \ 287 (((fd_set*)(pset))->fd_count < ((unsigned)setsize)) || \ 288 (FD_ISSET((fd),(pset))) ) 299 #define MHD_SCKT_FD_FITS_FDSET_(fd,pset) MHD_SCKT_FD_FITS_FDSET_SETSIZE_((fd),(pset),FD_SETSIZE) 309 #if defined(MHD_POSIX_SOCKETS) 310 # define MHD_SCKT_ADD_FD_TO_FDSET_SETSIZE_(fd,pset,setsize) FD_SET((fd),(pset)) 311 #elif defined(MHD_WINSOCK_SOCKETS) 312 # define MHD_SCKT_ADD_FD_TO_FDSET_SETSIZE_(fd,pset,setsize) \ 315 fd_set* const _s_ = (fd_set*)(pset); \ 316 while((_i_ < _s_->fd_count) && ((fd) != _s_->fd_array[_i_])) {++_i_;} \ 317 if ((_i_ == _s_->fd_count)) {_s_->fd_array[_s_->fd_count++] = (fd);} \ 322 #if !defined(MHD_WINSOCK_SOCKETS) 323 # define MHD_SYS_select_(n,r,w,e,t) select((n),(r),(w),(e),(t)) 325 # define MHD_SYS_select_(n,r,w,e,t) \ 326 ( ( (((void*)(r) == (void*)0) || ((fd_set*)(r))->fd_count == 0) && \ 327 (((void*)(w) == (void*)0) || ((fd_set*)(w))->fd_count == 0) && \ 328 (((void*)(e) == (void*)0) || ((fd_set*)(e))->fd_count == 0) ) ? \ 329 ( ((void*)(t) == (void*)0) ? 0 : \ 330 (Sleep(((struct timeval*)(t))->tv_sec * 1000 + \ 331 ((struct timeval*)(t))->tv_usec / 1000), 0) ) : \ 332 (select((int)0,(r),(w),(e),(t))) ) 335 #if defined(HAVE_POLL) 337 # if !defined(MHD_WINSOCK_SOCKETS) 338 # define MHD_sys_poll_ poll 340 # define MHD_sys_poll_ WSAPoll 344 # define MHD_POLLPRI_OR_ZERO POLLPRI 346 # define MHD_POLLPRI_OR_ZERO 0 349 # define MHD_POLLRDBAND_OR_ZERO POLLRDBAND 351 # define MHD_POLLRDBAND_OR_ZERO 0 354 # define MHD_POLLNVAL_OR_ZERO POLLNVAL 356 # define MHD_POLLNVAL_OR_ZERO 0 361 # if defined(_WIN32) && ! defined(__CYGWIN__) 362 # define MHD_POLL_EVENTS_ERR_DISC POLLRDBAND 363 # elif defined(__linux__) 364 # define MHD_POLL_EVENTS_ERR_DISC POLLPRI 366 # define MHD_POLL_EVENTS_ERR_DISC (MHD_POLLPRI_OR_ZERO | MHD_POLLRDBAND_OR_ZERO) 370 # define MHD_POLL_REVENTS_ERR_DISC \ 371 (MHD_POLLPRI_OR_ZERO | MHD_POLLRDBAND_OR_ZERO | MHD_POLLNVAL_OR_ZERO | POLLERR | POLLHUP) 374 # define MHD_POLL_REVENTS_ERRROR \ 375 (MHD_POLLPRI_OR_ZERO | MHD_POLLRDBAND_OR_ZERO | MHD_POLLNVAL_OR_ZERO | POLLERR) 378 #define MHD_SCKT_MISSING_ERR_CODE_ 31450 380 #if defined(MHD_POSIX_SOCKETS) 382 # define MHD_SCKT_EAGAIN_ EAGAIN 383 # elif defined(EWOULDBLOCK) 384 # define MHD_SCKT_EAGAIN_ EWOULDBLOCK 386 # define MHD_SCKT_EAGAIN_ MHD_SCKT_MISSING_ERR_CODE_ 388 # if defined(EWOULDBLOCK) 389 # define MHD_SCKT_EWOULDBLOCK_ EWOULDBLOCK 390 # elif defined(EAGAIN) 391 # define MHD_SCKT_EWOULDBLOCK_ EAGAIN 393 # define MHD_SCKT_EWOULDBLOCK_ MHD_SCKT_MISSING_ERR_CODE_ 396 # define MHD_SCKT_EINTR_ EINTR 398 # define MHD_SCKT_EINTR_ MHD_SCKT_MISSING_ERR_CODE_ 401 # define MHD_SCKT_ECONNRESET_ ECONNRESET 403 # define MHD_SCKT_ECONNRESET_ MHD_SCKT_MISSING_ERR_CODE_ 406 # define MHD_SCKT_ECONNABORTED_ ECONNABORTED 408 # define MHD_SCKT_ECONNABORTED_ MHD_SCKT_MISSING_ERR_CODE_ 411 # define MHD_SCKT_ENOTCONN_ ENOTCONN 413 # define MHD_SCKT_ENOTCONN_ MHD_SCKT_MISSING_ERR_CODE_ 416 # define MHD_SCKT_EMFILE_ EMFILE 418 # define MHD_SCKT_EMFILE_ MHD_SCKT_MISSING_ERR_CODE_ 421 # define MHD_SCKT_ENFILE_ ENFILE 423 # define MHD_SCKT_ENFILE_ MHD_SCKT_MISSING_ERR_CODE_ 426 # define MHD_SCKT_ENOMEM_ ENOMEM 428 # define MHD_SCKT_ENOMEM_ MHD_SCKT_MISSING_ERR_CODE_ 431 # define MHD_SCKT_ENOBUFS_ ENOBUFS 433 # define MHD_SCKT_ENOBUFS_ MHD_SCKT_MISSING_ERR_CODE_ 436 # define MHD_SCKT_EBADF_ EBADF 438 # define MHD_SCKT_EBADF_ MHD_SCKT_MISSING_ERR_CODE_ 441 # define MHD_SCKT_ENOTSOCK_ ENOTSOCK 443 # define MHD_SCKT_ENOTSOCK_ MHD_SCKT_MISSING_ERR_CODE_ 446 # define MHD_SCKT_EINVAL_ EINVAL 448 # define MHD_SCKT_EINVAL_ MHD_SCKT_MISSING_ERR_CODE_ 451 # define MHD_SCKT_EFAUL_ EFAULT 453 # define MHD_SCKT_EFAUL_ MHD_SCKT_MISSING_ERR_CODE_ 456 # define MHD_SCKT_ENOSYS_ ENOSYS 458 # define MHD_SCKT_ENOSYS_ MHD_SCKT_MISSING_ERR_CODE_ 461 # define MHD_SCKT_ENOTSUP_ ENOTSUP 463 # define MHD_SCKT_ENOTSUP_ MHD_SCKT_MISSING_ERR_CODE_ 466 # define MHD_SCKT_EOPNOTSUPP_ EOPNOTSUPP 468 # define MHD_SCKT_EOPNOTSUPP_ MHD_SCKT_MISSING_ERR_CODE_ 471 # define MHD_SCKT_EACCESS_ EACCES 473 # define MHD_SCKT_EACCESS_ MHD_SCKT_MISSING_ERR_CODE_ 476 # define MHD_SCKT_ENETDOWN_ ENETDOWN 478 # define MHD_SCKT_ENETDOWN_ MHD_SCKT_MISSING_ERR_CODE_ 480 #elif defined(MHD_WINSOCK_SOCKETS) 481 # define MHD_SCKT_EAGAIN_ WSAEWOULDBLOCK 482 # define MHD_SCKT_EWOULDBLOCK_ WSAEWOULDBLOCK 483 # define MHD_SCKT_EINTR_ WSAEINTR 484 # define MHD_SCKT_ECONNRESET_ WSAECONNRESET 485 # define MHD_SCKT_ECONNABORTED_ WSAECONNABORTED 486 # define MHD_SCKT_ENOTCONN_ WSAENOTCONN 487 # define MHD_SCKT_EMFILE_ WSAEMFILE 488 # define MHD_SCKT_ENFILE_ MHD_SCKT_MISSING_ERR_CODE_ 489 # define MHD_SCKT_ENOMEM_ MHD_SCKT_MISSING_ERR_CODE_ 490 # define MHD_SCKT_ENOBUFS_ WSAENOBUFS 491 # define MHD_SCKT_EBADF_ WSAEBADF 492 # define MHD_SCKT_ENOTSOCK_ WSAENOTSOCK 493 # define MHD_SCKT_EINVAL_ WSAEINVAL 494 # define MHD_SCKT_EFAUL_ WSAEFAULT 495 # define MHD_SCKT_ENOSYS_ MHD_SCKT_MISSING_ERR_CODE_ 496 # define MHD_SCKT_ENOTSUP_ MHD_SCKT_MISSING_ERR_CODE_ 497 # define MHD_SCKT_EOPNOTSUPP_ WSAEOPNOTSUPP 498 # define MHD_SCKT_EACCESS_ WSAEACCES 499 # define MHD_SCKT_ENETDOWN_ WSAENETDOWN 506 #if defined(MHD_POSIX_SOCKETS) 507 # define MHD_socket_get_error_() (errno) 508 #elif defined(MHD_WINSOCK_SOCKETS) 509 # define MHD_socket_get_error_() WSAGetLastError() 512 #ifdef MHD_WINSOCK_SOCKETS 520 const char* MHD_W32_strerror_winsock_(
int err);
524 #if defined(MHD_POSIX_SOCKETS) 525 # define MHD_socket_strerr_(err) strerror((err)) 526 #elif defined(MHD_WINSOCK_SOCKETS) 527 # define MHD_socket_strerr_(err) MHD_W32_strerror_winsock_((err)) 532 #define MHD_socket_last_strerr_() MHD_socket_strerr_(MHD_socket_get_error_()) 537 #if defined(MHD_POSIX_SOCKETS) 538 # define MHD_socket_fset_error_(err) (errno = (err)) 539 #elif defined(MHD_WINSOCK_SOCKETS) 540 # define MHD_socket_fset_error_(err) (WSASetLastError((err))) 551 #define MHD_socket_try_set_error_(err) ( (MHD_SCKT_MISSING_ERR_CODE_ != (err)) ? \ 552 (MHD_socket_fset_error_((err)), !0) : 0 ) 559 #if defined(MHD_POSIX_SOCKETS) 561 # define MHD_socket_set_error_(err) ( (MHD_SCKT_MISSING_ERR_CODE_ == (err)) ? \ 562 (errno = ENOSYS) : (errno = (err)) ) 563 # elif defined(EOPNOTSUPP) 564 # define MHD_socket_set_error_(err) ( (MHD_SCKT_MISSING_ERR_CODE_ == (err)) ? \ 565 (errno = EOPNOTSUPP) : (errno = (err)) ) 566 # elif defined (EFAULT) 567 # define MHD_socket_set_error_(err) ( (MHD_SCKT_MISSING_ERR_CODE_ == (err)) ? \ 568 (errno = EFAULT) : (errno = (err)) ) 569 # elif defined (EINVAL) 570 # define MHD_socket_set_error_(err) ( (MHD_SCKT_MISSING_ERR_CODE_ == (err)) ? \ 571 (errno = EINVAL) : (errno = (err)) ) 573 # warning No suitable replacement for missing socket error code is found. Edit this file and add replacement code which is defined on system. 574 # define MHD_socket_set_error_(err) (errno = (err)) 576 #elif defined(MHD_WINSOCK_SOCKETS) 577 # define MHD_socket_set_error_(err) ( (MHD_SCKT_MISSING_ERR_CODE_ == (err)) ? \ 578 (WSASetLastError((WSAEOPNOTSUPP))) : \ 579 (WSASetLastError((err))) ) 591 #define MHD_SCKT_ERR_IS_(err,code) ( (MHD_SCKT_MISSING_ERR_CODE_ != (code)) && \ 603 #define MHD_SCKT_LAST_ERR_IS_(code) MHD_SCKT_ERR_IS_(MHD_socket_get_error_() ,(code)) 613 #define MHD_SCKT_ERR_IS_EINTR_(err) MHD_SCKT_ERR_IS_((err),MHD_SCKT_EINTR_) 621 #if MHD_SCKT_EAGAIN_ == MHD_SCKT_EWOULDBLOCK_ 622 # define MHD_SCKT_ERR_IS_EAGAIN_(err) MHD_SCKT_ERR_IS_((err),MHD_SCKT_EAGAIN_) 624 # define MHD_SCKT_ERR_IS_EAGAIN_(err) ( MHD_SCKT_ERR_IS_((err),MHD_SCKT_EAGAIN_) || \ 625 MHD_SCKT_ERR_IS_((err),MHD_SCKT_EWOULDBLOCK_) ) 633 #define MHD_SCKT_ERR_IS_LOW_RESOURCES_(err) ( MHD_SCKT_ERR_IS_((err),MHD_SCKT_EMFILE_) || \ 634 MHD_SCKT_ERR_IS_((err),MHD_SCKT_ENFILE_) || \ 635 MHD_SCKT_ERR_IS_((err),MHD_SCKT_ENOMEM_) || \ 636 MHD_SCKT_ERR_IS_((err),MHD_SCKT_ENOBUFS_) ) 644 #if defined(MHD_POSIX_SOCKETS) 645 # define MHD_SCKT_ERR_IS_DISCNN_BEFORE_ACCEPT_(err) MHD_SCKT_ERR_IS_((err),MHD_SCKT_ECONNABORTED_) 646 #elif defined(MHD_WINSOCK_SOCKETS) 647 # define MHD_SCKT_ERR_IS_DISCNN_BEFORE_ACCEPT_(err) MHD_SCKT_ERR_IS_((err),MHD_SCKT_ECONNRESET_) 656 #define MHD_SCKT_ERR_IS_REMOTE_DISCNN_(err) ( MHD_SCKT_ERR_IS_((err),MHD_SCKT_ECONNRESET_) || \ 657 MHD_SCKT_ERR_IS_((err),MHD_SCKT_ECONNABORTED_)) 665 #if MHD_SCKT_MISSING_ERR_CODE_ != MHD_SCKT_ENOMEM_ 666 # define MHD_socket_set_error_to_ENOMEM() MHD_socket_set_error_(MHD_SCKT_ENOMEM_) 667 #elif MHD_SCKT_MISSING_ERR_CODE_ != MHD_SCKT_ENOBUFS_ 668 # define MHD_socket_set_error_to_ENOMEM() MHD_socket_set_error_(MHD_SCKT_ENOBUFS_) 670 # warning No suitable replacement for ENOMEM error codes is found. Edit this file and add replacement code which is defined on system. 671 # define MHD_socket_set_error_to_ENOMEM() MHD_socket_set_error_(MHD_SCKT_ENOMEM_) 676 #if defined(AF_LOCAL) 677 # define MHD_SCKT_LOCAL AF_LOCAL 678 #elif defined(AF_UNIX) 679 # define MHD_SCKT_LOCAL AF_UNIX 682 #if defined(MHD_POSIX_SOCKETS) && defined(MHD_SCKT_LOCAL) 683 # define MHD_socket_pair_(fdarr) (!socketpair(MHD_SCKT_LOCAL, SOCK_STREAM, 0, (fdarr))) 684 # if defined(HAVE_SOCK_NONBLOCK) 685 # define MHD_socket_pair_nblk_(fdarr) (!socketpair(MHD_SCKT_LOCAL, SOCK_STREAM | SOCK_NONBLOCK, 0, (fdarr))) 687 #elif defined(MHD_WINSOCK_SOCKETS) 695 int MHD_W32_socket_pair_(SOCKET sockets_pair[2],
int non_blk);
697 # define MHD_socket_pair_(fdarr) MHD_W32_socket_pair_((fdarr), 0) 698 # define MHD_socket_pair_nblk_(fdarr) MHD_W32_socket_pair_((fdarr), 1) 715 unsigned int fd_setsize);
739 #if defined(SOL_SOCKET) && defined(SO_NOSIGPIPE) 740 static const int _MHD_socket_int_one = 1;
747 # define MHD_socket_nosignal_(sock) \ 748 (!setsockopt((sock),SOL_SOCKET,SO_NOSIGPIPE,&_MHD_socket_int_one,sizeof(_MHD_socket_int_one))) additional automatic macros for MHD_config.h
MHD_socket MHD_socket_create_listen_(int use_ipv6)
int MHD_socket_noninheritable_(MHD_socket sock)
Helper for obtaining FD_SETSIZE system default value.
size_t MHD_SCKT_SEND_SIZE_
limits values definitions
int MHD_add_to_fd_set_(MHD_socket fd, fd_set *set, MHD_socket *max_fd, unsigned int fd_setsize)
int MHD_socket_nonblocking_(MHD_socket sock)