diff options
Diffstat (limited to 'thirdparty/libwebsockets/lib/plat')
17 files changed, 2344 insertions, 0 deletions
| diff --git a/thirdparty/libwebsockets/lib/plat/unix/private.h b/thirdparty/libwebsockets/lib/plat/unix/private.h new file mode 100644 index 0000000000..8583ee7bc8 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/unix/private.h @@ -0,0 +1,169 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + * + *  Included from lib/core/private.h if no explicit platform + */ + +#include <fcntl.h> +#include <strings.h> +#include <unistd.h> + +#include <netinet/in.h> +#include <netinet/tcp.h> +#include <arpa/inet.h> +#include <poll.h> +#include <netdb.h> + +#ifndef __cplusplus +#include <errno.h> +#endif +#include <netdb.h> +#include <signal.h> + +#include <sys/socket.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/time.h> +#include <sys/mman.h> +#include <sys/un.h> + +#if defined(__APPLE__) +#include <machine/endian.h> +#endif +#if defined(__FreeBSD__) +#include <sys/endian.h> +#endif +#if defined(__linux__) +#include <endian.h> +#endif +#if defined(__QNX__) +	#include <gulliver.h> +	#if defined(__LITTLEENDIAN__) +		#define BYTE_ORDER __LITTLEENDIAN__ +		#define LITTLE_ENDIAN __LITTLEENDIAN__ +		#define BIG_ENDIAN 4321  /* to show byte order (taken from gcc); for suppres warning that BIG_ENDIAN is not defined. */ +	#endif +	#if defined(__BIGENDIAN__) +		#define BYTE_ORDER __BIGENDIAN__ +		#define LITTLE_ENDIAN 1234  /* to show byte order (taken from gcc); for suppres warning that LITTLE_ENDIAN is not defined. */ +		#define BIG_ENDIAN __BIGENDIAN__ +	#endif +#endif + +#if defined(__sun) && defined(__GNUC__) + +#include <arpa/nameser_compat.h> + +#if !defined (BYTE_ORDER) +#define BYTE_ORDER __BYTE_ORDER__ +#endif + +#if !defined(LITTLE_ENDIAN) +#define LITTLE_ENDIAN __ORDER_LITTLE_ENDIAN__ +#endif + +#if !defined(BIG_ENDIAN) +#define BIG_ENDIAN __ORDER_BIG_ENDIAN__ +#endif + +#endif /* sun + GNUC */ + +#if !defined(BYTE_ORDER) +#define BYTE_ORDER __BYTE_ORDER +#endif +#if !defined(LITTLE_ENDIAN) +#define LITTLE_ENDIAN __LITTLE_ENDIAN +#endif +#if !defined(BIG_ENDIAN) +#define BIG_ENDIAN __BIG_ENDIAN +#endif + +#if defined(LWS_BUILTIN_GETIFADDRS) +#include "./misc/getifaddrs.h" +#else + +#if defined(__HAIKU__) +#define _BSD_SOURCE +#endif +#include <ifaddrs.h> + +#endif + +#if defined (__sun) || defined(__HAIKU__) || defined(__QNX__) +#include <syslog.h> +#else +#include <sys/syslog.h> +#endif + +#ifdef __QNX__ +# include "netinet/tcp_var.h" +# define TCP_KEEPINTVL TCPCTL_KEEPINTVL +# define TCP_KEEPIDLE  TCPCTL_KEEPIDLE +# define TCP_KEEPCNT   TCPCTL_KEEPCNT +#endif + +#define LWS_ERRNO errno +#define LWS_EAGAIN EAGAIN +#define LWS_EALREADY EALREADY +#define LWS_EINPROGRESS EINPROGRESS +#define LWS_EINTR EINTR +#define LWS_EISCONN EISCONN +#define LWS_ENOTCONN ENOTCONN +#define LWS_EWOULDBLOCK EWOULDBLOCK +#define LWS_EADDRINUSE EADDRINUSE +#define lws_set_blocking_send(wsi) +#define LWS_SOCK_INVALID (-1) + +#define wsi_from_fd(A,B)  A->lws_lookup[B - lws_plat_socket_offset()] +#define insert_wsi(A,B)   assert(A->lws_lookup[B->desc.sockfd - \ +				  lws_plat_socket_offset()] == 0); \ +				 A->lws_lookup[B->desc.sockfd - \ +				  lws_plat_socket_offset()] = B +#define delete_from_fd(A,B) A->lws_lookup[B - lws_plat_socket_offset()] = 0 + +#ifndef LWS_NO_FORK +#ifdef LWS_HAVE_SYS_PRCTL_H +#include <sys/prctl.h> +#endif +#endif + +#if defined (__ANDROID__) + #include <syslog.h> + #include <sys/resource.h> +#endif + +#define compatible_close(x) close(x) +#define lws_plat_socket_offset() (0) + +/* + * Mac OSX as well as iOS do not define the MSG_NOSIGNAL flag, + * but happily have something equivalent in the SO_NOSIGPIPE flag. + */ +#ifdef __APPLE__ +#define MSG_NOSIGNAL SO_NOSIGPIPE +#endif + +/* + * Solaris 11.X only supports POSIX 2001, MSG_NOSIGNAL appears in + * POSIX 2008. + */ +#ifdef __sun + #define MSG_NOSIGNAL 0 +#endif diff --git a/thirdparty/libwebsockets/lib/plat/unix/unix-caps.c b/thirdparty/libwebsockets/lib/plat/unix/unix-caps.c new file mode 100644 index 0000000000..64aea61816 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/unix/unix-caps.c @@ -0,0 +1,85 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010-2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#define _GNU_SOURCE +#include "core/private.h" + +#include <pwd.h> +#include <grp.h> + +#if defined(LWS_HAVE_SYS_CAPABILITY_H) && defined(LWS_HAVE_LIBCAP) +static void +_lws_plat_apply_caps(int mode, const cap_value_t *cv, int count) +{ +	cap_t caps; + +	if (!count) +		return; + +	caps = cap_get_proc(); + +	cap_set_flag(caps, mode, count, cv, CAP_SET); +	cap_set_proc(caps); +	prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0); +	cap_free(caps); +} +#endif + +void +lws_plat_drop_app_privileges(const struct lws_context_creation_info *info) +{ +	if (info->gid && info->gid != -1) +		if (setgid(info->gid)) +			lwsl_warn("setgid: %s\n", strerror(LWS_ERRNO)); + +	if (info->uid && info->uid != -1) { +		struct passwd *p = getpwuid(info->uid); + +		if (p) { + +#if defined(LWS_HAVE_SYS_CAPABILITY_H) && defined(LWS_HAVE_LIBCAP) +			_lws_plat_apply_caps(CAP_PERMITTED, info->caps, +					     info->count_caps); +#endif + +			initgroups(p->pw_name, info->gid); +			if (setuid(info->uid)) +				lwsl_warn("setuid: %s\n", strerror(LWS_ERRNO)); +			else +				lwsl_notice("Set privs to user '%s'\n", +					    p->pw_name); + +#if defined(LWS_HAVE_SYS_CAPABILITY_H) && defined(LWS_HAVE_LIBCAP) +			_lws_plat_apply_caps(CAP_EFFECTIVE, info->caps, +					     info->count_caps); + +			if (info->count_caps) { +				int n; +				for (n = 0; n < info->count_caps; n++) +					lwsl_notice("   RETAINING CAP %d\n", +						    (int)info->caps[n]); +			} +#endif + +		} else +			lwsl_warn("getpwuid: unable to find uid %d", info->uid); +	} +} diff --git a/thirdparty/libwebsockets/lib/plat/unix/unix-fds.c b/thirdparty/libwebsockets/lib/plat/unix/unix-fds.c new file mode 100644 index 0000000000..8a00bcff3f --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/unix/unix-fds.c @@ -0,0 +1,54 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010-2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#define _GNU_SOURCE +#include "core/private.h" + +void +lws_plat_insert_socket_into_fds(struct lws_context *context, struct lws *wsi) +{ +	struct lws_context_per_thread *pt = &context->pt[(int)wsi->tsi]; + +	if (context->event_loop_ops->io) +		context->event_loop_ops->io(wsi, LWS_EV_START | LWS_EV_READ); + +	pt->fds[pt->fds_count++].revents = 0; +} + +void +lws_plat_delete_socket_from_fds(struct lws_context *context, +						struct lws *wsi, int m) +{ +	struct lws_context_per_thread *pt = &context->pt[(int)wsi->tsi]; + +	if (context->event_loop_ops->io) +		context->event_loop_ops->io(wsi, +				LWS_EV_STOP | LWS_EV_READ | LWS_EV_WRITE); + +	pt->fds_count--; +} + +int +lws_plat_change_pollfd(struct lws_context *context, +		      struct lws *wsi, struct lws_pollfd *pfd) +{ +	return 0; +} diff --git a/thirdparty/libwebsockets/lib/plat/unix/unix-file.c b/thirdparty/libwebsockets/lib/plat/unix/unix-file.c new file mode 100644 index 0000000000..bcdc213a89 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/unix/unix-file.c @@ -0,0 +1,172 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010-2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#define _GNU_SOURCE +#include "core/private.h" + +#include <pwd.h> +#include <grp.h> + +#ifdef LWS_WITH_PLUGINS +#include <dlfcn.h> +#endif +#include <dirent.h> + +int lws_plat_apply_FD_CLOEXEC(int n) +{ +	if (n == -1) +		return 0; + +	return fcntl(n, F_SETFD, FD_CLOEXEC); +} + +int +lws_plat_write_file(const char *filename, void *buf, int len) +{ +	int m, fd; + +	fd = lws_open(filename, O_WRONLY | O_CREAT | O_TRUNC, 0600); + +	if (fd == -1) +		return 1; + +	m = write(fd, buf, len); +	close(fd); + +	return m != len; +} + +int +lws_plat_read_file(const char *filename, void *buf, int len) +{ +	int n, fd = lws_open(filename, O_RDONLY); +	if (fd == -1) +		return -1; + +	n = read(fd, buf, len); +	close(fd); + +	return n; +} + +lws_fop_fd_t +_lws_plat_file_open(const struct lws_plat_file_ops *fops, const char *filename, +		    const char *vpath, lws_fop_flags_t *flags) +{ +	struct stat stat_buf; +	int ret = lws_open(filename, (*flags) & LWS_FOP_FLAGS_MASK, 0664); +	lws_fop_fd_t fop_fd; + +	if (ret < 0) +		return NULL; + +	if (fstat(ret, &stat_buf) < 0) +		goto bail; + +	fop_fd = malloc(sizeof(*fop_fd)); +	if (!fop_fd) +		goto bail; + +	fop_fd->fops = fops; +	fop_fd->flags = *flags; +	fop_fd->fd = ret; +	fop_fd->filesystem_priv = NULL; /* we don't use it */ +	fop_fd->len = stat_buf.st_size; +	fop_fd->pos = 0; + +	return fop_fd; + +bail: +	close(ret); +	return NULL; +} + +int +_lws_plat_file_close(lws_fop_fd_t *fop_fd) +{ +	int fd = (*fop_fd)->fd; + +	free(*fop_fd); +	*fop_fd = NULL; + +	return close(fd); +} + +lws_fileofs_t +_lws_plat_file_seek_cur(lws_fop_fd_t fop_fd, lws_fileofs_t offset) +{ +	lws_fileofs_t r; + +	if (offset > 0 && +	    offset > (lws_fileofs_t)fop_fd->len - (lws_fileofs_t)fop_fd->pos) +		offset = fop_fd->len - fop_fd->pos; + +	if ((lws_fileofs_t)fop_fd->pos + offset < 0) +		offset = -fop_fd->pos; + +	r = lseek(fop_fd->fd, offset, SEEK_CUR); + +	if (r >= 0) +		fop_fd->pos = r; +	else +		lwsl_err("error seeking from cur %ld, offset %ld\n", +                        (long)fop_fd->pos, (long)offset); + +	return r; +} + +int +_lws_plat_file_read(lws_fop_fd_t fop_fd, lws_filepos_t *amount, +		    uint8_t *buf, lws_filepos_t len) +{ +	long n; + +	n = read((int)fop_fd->fd, buf, len); +	if (n == -1) { +		*amount = 0; +		return -1; +	} +	fop_fd->pos += n; +	lwsl_debug("%s: read %ld of req %ld, pos %ld, len %ld\n", __func__, n, +                  (long)len, (long)fop_fd->pos, (long)fop_fd->len); +	*amount = n; + +	return 0; +} + +int +_lws_plat_file_write(lws_fop_fd_t fop_fd, lws_filepos_t *amount, +		     uint8_t *buf, lws_filepos_t len) +{ +	long n; + +	n = write((int)fop_fd->fd, buf, len); +	if (n == -1) { +		*amount = 0; +		return -1; +	} + +	fop_fd->pos += n; +	*amount = n; + +	return 0; +} + diff --git a/thirdparty/libwebsockets/lib/plat/unix/unix-init.c b/thirdparty/libwebsockets/lib/plat/unix/unix-init.c new file mode 100644 index 0000000000..fa9a30e8d2 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/unix/unix-init.c @@ -0,0 +1,97 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010-2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#define _GNU_SOURCE +#include "core/private.h" + +#include <pwd.h> +#include <grp.h> + +#ifdef LWS_WITH_PLUGINS +#include <dlfcn.h> +#endif +#include <dirent.h> + +int +lws_plat_init(struct lws_context *context, +	      const struct lws_context_creation_info *info) +{ +	int fd; + +	/* master context has the global fd lookup array */ +	context->lws_lookup = lws_zalloc(sizeof(struct lws *) * +					 context->max_fds, "lws_lookup"); +	if (context->lws_lookup == NULL) { +		lwsl_err("OOM on lws_lookup array for %d connections\n", +			 context->max_fds); +		return 1; +	} + +	lwsl_info(" mem: platform fd map: %5lu bytes\n", +		    (unsigned long)(sizeof(struct lws *) * context->max_fds)); +	fd = lws_open(SYSTEM_RANDOM_FILEPATH, O_RDONLY); + +	context->fd_random = fd; +	if (context->fd_random < 0) { +		lwsl_err("Unable to open random device %s %d\n", +			 SYSTEM_RANDOM_FILEPATH, context->fd_random); +		return 1; +	} + +#ifdef LWS_WITH_PLUGINS +	if (info->plugin_dirs && (context->options & LWS_SERVER_OPTION_LIBUV)) +		lws_plat_plugins_init(context, info->plugin_dirs); +#endif + +	return 0; +} + +int +lws_plat_context_early_init(void) +{ +#if !defined(LWS_AVOID_SIGPIPE_IGN) +	signal(SIGPIPE, SIG_IGN); +#endif + +	return 0; +} + +void +lws_plat_context_early_destroy(struct lws_context *context) +{ +} + +void +lws_plat_context_late_destroy(struct lws_context *context) +{ +#ifdef LWS_WITH_PLUGINS +	if (context->plugin_list) +		lws_plat_plugins_destroy(context); +#endif + +	if (context->lws_lookup) +		lws_free(context->lws_lookup); + +	if (!context->fd_random) +		lwsl_err("ZERO RANDOM FD\n"); +	if (context->fd_random != LWS_INVALID_FILE) +		close(context->fd_random); +} diff --git a/thirdparty/libwebsockets/lib/plat/unix/unix-misc.c b/thirdparty/libwebsockets/lib/plat/unix/unix-misc.c new file mode 100644 index 0000000000..d4b0f76658 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/unix/unix-misc.c @@ -0,0 +1,83 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010-2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#define _GNU_SOURCE +#include "core/private.h" + + +uint64_t +lws_time_in_microseconds(void) +{ +	struct timeval tv; + +	gettimeofday(&tv, NULL); +	return ((unsigned long long)tv.tv_sec * 1000000LL) + tv.tv_usec; +} + +LWS_VISIBLE int +lws_get_random(struct lws_context *context, void *buf, int len) +{ +	return read(context->fd_random, (char *)buf, len); +} + +LWS_VISIBLE void lwsl_emit_syslog(int level, const char *line) +{ +	int syslog_level = LOG_DEBUG; + +	switch (level) { +	case LLL_ERR: +		syslog_level = LOG_ERR; +		break; +	case LLL_WARN: +		syslog_level = LOG_WARNING; +		break; +	case LLL_NOTICE: +		syslog_level = LOG_NOTICE; +		break; +	case LLL_INFO: +		syslog_level = LOG_INFO; +		break; +	} +	syslog(syslog_level, "%s", line); +} + + +int +lws_plat_write_cert(struct lws_vhost *vhost, int is_key, int fd, void *buf, +			int len) +{ +	int n; + +	n = write(fd, buf, len); + +	fsync(fd); +	if (lseek(fd, 0, SEEK_SET) < 0) +		return 1; + +	return n != len; +} + + +int +lws_plat_recommended_rsa_bits(void) +{ +	return 4096; +} diff --git a/thirdparty/libwebsockets/lib/plat/unix/unix-pipe.c b/thirdparty/libwebsockets/lib/plat/unix/unix-pipe.c new file mode 100644 index 0000000000..64ce253be6 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/unix/unix-pipe.c @@ -0,0 +1,62 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010-2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#define _GNU_SOURCE +#include "core/private.h" + + +int +lws_plat_pipe_create(struct lws *wsi) +{ +	struct lws_context_per_thread *pt = &wsi->context->pt[(int)wsi->tsi]; + +#if defined(LWS_HAVE_PIPE2) +	return pipe2(pt->dummy_pipe_fds, O_NONBLOCK); +#else +	return pipe(pt->dummy_pipe_fds); +#endif +} + +int +lws_plat_pipe_signal(struct lws *wsi) +{ +	struct lws_context_per_thread *pt = &wsi->context->pt[(int)wsi->tsi]; +	char buf = 0; +	int n; + +	n = write(pt->dummy_pipe_fds[1], &buf, 1); + +	return n != 1; +} + +void +lws_plat_pipe_close(struct lws *wsi) +{ +	struct lws_context_per_thread *pt = &wsi->context->pt[(int)wsi->tsi]; + +	if (pt->dummy_pipe_fds[0] && pt->dummy_pipe_fds[0] != -1) +		close(pt->dummy_pipe_fds[0]); +	if (pt->dummy_pipe_fds[1] && pt->dummy_pipe_fds[1] != -1) +		close(pt->dummy_pipe_fds[1]); + +	pt->dummy_pipe_fds[0] = pt->dummy_pipe_fds[1] = -1; +} + diff --git a/thirdparty/libwebsockets/lib/plat/unix/unix-service.c b/thirdparty/libwebsockets/lib/plat/unix/unix-service.c new file mode 100644 index 0000000000..e61ef59959 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/unix/unix-service.c @@ -0,0 +1,204 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010-2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#define _GNU_SOURCE +#include "core/private.h" + +int +lws_poll_listen_fd(struct lws_pollfd *fd) +{ +	return poll(fd, 1, 0); +} + +LWS_EXTERN int +_lws_plat_service_tsi(struct lws_context *context, int timeout_ms, int tsi) +{ +	volatile struct lws_foreign_thread_pollfd *ftp, *next; +	volatile struct lws_context_per_thread *vpt; +	struct lws_context_per_thread *pt; +	int n = -1, m, c; + +	/* stay dead once we are dead */ + +	if (!context || !context->vhost_list) +		return 1; + +	pt = &context->pt[tsi]; +	vpt = (volatile struct lws_context_per_thread *)pt; + +	lws_stats_atomic_bump(context, pt, LWSSTATS_C_SERVICE_ENTRY, 1); + +	if (timeout_ms < 0) +		goto faked_service; + +	if (context->event_loop_ops->run_pt) +		context->event_loop_ops->run_pt(context, tsi); + +	if (!pt->service_tid_detected) { +		struct lws _lws; + +		memset(&_lws, 0, sizeof(_lws)); +		_lws.context = context; + +		pt->service_tid  = +			context->vhost_list->protocols[0].callback( +			&_lws, LWS_CALLBACK_GET_THREAD_ID, NULL, NULL, 0); +		pt->service_tid_detected = 1; +	} + +	/* +	 * is there anybody with pending stuff that needs service forcing? +	 */ +	if (!lws_service_adjust_timeout(context, 1, tsi)) { +		/* -1 timeout means just do forced service */ +		_lws_plat_service_tsi(context, -1, pt->tid); +		/* still somebody left who wants forced service? */ +		if (!lws_service_adjust_timeout(context, 1, pt->tid)) +			/* yes... come back again quickly */ +			timeout_ms = 0; +	} + +	if (timeout_ms) { +		lws_pt_lock(pt, __func__); +		/* don't stay in poll wait longer than next hr timeout */ +		lws_usec_t t =  __lws_hrtimer_service(pt); +		if ((lws_usec_t)timeout_ms * 1000 > t) +			timeout_ms = t / 1000; +		lws_pt_unlock(pt); +	} + +	vpt->inside_poll = 1; +	lws_memory_barrier(); +	n = poll(pt->fds, pt->fds_count, timeout_ms); +	vpt->inside_poll = 0; +	lws_memory_barrier(); + +	/* Collision will be rare and brief.  Just spin until it completes */ +	while (vpt->foreign_spinlock) +		; + +	/* +	 * At this point we are not inside a foreign thread pollfd change, +	 * and we have marked ourselves as outside the poll() wait.  So we +	 * are the only guys that can modify the lws_foreign_thread_pollfd +	 * list on the pt.  Drain the list and apply the changes to the +	 * affected pollfds in the correct order. +	 */ + +	lws_pt_lock(pt, __func__); + +	ftp = vpt->foreign_pfd_list; +	//lwsl_notice("cleared list %p\n", ftp); +	while (ftp) { +		struct lws *wsi; +		struct lws_pollfd *pfd; + +		next = ftp->next; +		pfd = &vpt->fds[ftp->fd_index]; +		if (lws_socket_is_valid(pfd->fd)) { +			wsi = wsi_from_fd(context, pfd->fd); +			if (wsi) +				__lws_change_pollfd(wsi, ftp->_and, ftp->_or); +		} +		lws_free((void *)ftp); +		ftp = next; +	} +	vpt->foreign_pfd_list = NULL; +	lws_memory_barrier(); + +	/* we have come out of a poll wait... check the hrtimer list */ + +	__lws_hrtimer_service(pt); + +	lws_pt_unlock(pt); + +	m = 0; +#if defined(LWS_ROLE_WS) && !defined(LWS_WITHOUT_EXTENSIONS) +	m |= !!pt->ws.rx_draining_ext_list; +#endif + +	if (pt->context->tls_ops && +	    pt->context->tls_ops->fake_POLLIN_for_buffered) +		m |= pt->context->tls_ops->fake_POLLIN_for_buffered(pt); + +	if (!m && !n) { /* nothing to do */ +		lws_service_fd_tsi(context, NULL, tsi); +		lws_service_do_ripe_rxflow(pt); + +		return 0; +	} + +faked_service: +	m = lws_service_flag_pending(context, tsi); +	if (m) +		c = -1; /* unknown limit */ +	else +		if (n < 0) { +			if (LWS_ERRNO != LWS_EINTR) +				return -1; +			return 0; +		} else +			c = n; + +	/* any socket with events to service? */ +	for (n = 0; n < (int)pt->fds_count && c; n++) { +		if (!pt->fds[n].revents) +			continue; + +		c--; + +		m = lws_service_fd_tsi(context, &pt->fds[n], tsi); +		if (m < 0) { +			lwsl_err("%s: lws_service_fd_tsi returned %d\n", +				 __func__, m); +			return -1; +		} +		/* if something closed, retry this slot */ +		if (m) +			n--; +	} + +	lws_service_do_ripe_rxflow(pt); + +	return 0; +} + +int +lws_plat_check_connection_error(struct lws *wsi) +{ +	return 0; +} + +int +lws_plat_service(struct lws_context *context, int timeout_ms) +{ +	return _lws_plat_service_tsi(context, timeout_ms, 0); +} + + +void +lws_plat_service_periodic(struct lws_context *context) +{ +	/* if our parent went down, don't linger around */ +	if (context->started_with_parent && +	    kill(context->started_with_parent, 0) < 0) +		kill(getpid(), SIGTERM); +} diff --git a/thirdparty/libwebsockets/lib/plat/unix/unix-sockets.c b/thirdparty/libwebsockets/lib/plat/unix/unix-sockets.c new file mode 100644 index 0000000000..192dddee63 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/unix/unix-sockets.c @@ -0,0 +1,263 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010-2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#define _GNU_SOURCE +#include "core/private.h" + +#include <pwd.h> +#include <grp.h> + + + +int +lws_send_pipe_choked(struct lws *wsi) +{ +	struct lws_pollfd fds; +	struct lws *wsi_eff; + +#if defined(LWS_WITH_HTTP2) +	wsi_eff = lws_get_network_wsi(wsi); +#else +	wsi_eff = wsi; +#endif + +	/* the fact we checked implies we avoided back-to-back writes */ +	wsi_eff->could_have_pending = 0; + +	/* treat the fact we got a truncated send pending as if we're choked */ +	if (lws_has_buffered_out(wsi_eff) +#if defined(LWS_WITH_HTTP_STREAM_COMPRESSION) +	    ||wsi->http.comp_ctx.buflist_comp || +	    wsi->http.comp_ctx.may_have_more +#endif +	    ) +		return 1; + +	fds.fd = wsi_eff->desc.sockfd; +	fds.events = POLLOUT; +	fds.revents = 0; + +	if (poll(&fds, 1, 0) != 1) +		return 1; + +	if ((fds.revents & POLLOUT) == 0) +		return 1; + +	/* okay to send another packet without blocking */ + +	return 0; +} + + +int +lws_plat_set_socket_options(struct lws_vhost *vhost, int fd, int unix_skt) +{ +	int optval = 1; +	socklen_t optlen = sizeof(optval); + +#ifdef LWS_WITH_IPV6 +	optval = 0; +	setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, (const void*)&optval, optlen); +#endif + +#if defined(__APPLE__) || \ +    defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || \ +    defined(__NetBSD__) || \ +    defined(__OpenBSD__) || \ +    defined(__HAIKU__) +	struct protoent *tcp_proto; +#endif + +	(void)fcntl(fd, F_SETFD, FD_CLOEXEC); + +	if (!unix_skt && vhost->ka_time) { +		/* enable keepalive on this socket */ +		optval = 1; +		if (setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, +			       (const void *)&optval, optlen) < 0) +			return 1; + +#if defined(__APPLE__) || \ +    defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || \ +    defined(__NetBSD__) || \ +    defined(__CYGWIN__) || defined(__OpenBSD__) || defined (__sun) || \ +    defined(__HAIKU__) + +		/* +		 * didn't find a way to set these per-socket, need to +		 * tune kernel systemwide values +		 */ +#else +		/* set the keepalive conditions we want on it too */ + +#if defined(LWS_HAVE_TCP_USER_TIMEOUT) +		optval = 1000 * (vhost->ka_time + +				 (vhost->ka_interval * vhost->ka_probes)); +		if (setsockopt(fd, IPPROTO_TCP, TCP_USER_TIMEOUT, +			       (const void *)&optval, optlen) < 0) +			return 1; +#endif +		optval = vhost->ka_time; +		if (setsockopt(fd, IPPROTO_TCP, TCP_KEEPIDLE, +			       (const void *)&optval, optlen) < 0) +			return 1; + +		optval = vhost->ka_interval; +		if (setsockopt(fd, IPPROTO_TCP, TCP_KEEPINTVL, +			       (const void *)&optval, optlen) < 0) +			return 1; + +		optval = vhost->ka_probes; +		if (setsockopt(fd, IPPROTO_TCP, TCP_KEEPCNT, +			       (const void *)&optval, optlen) < 0) +			return 1; +#endif +	} + +#if defined(SO_BINDTODEVICE) +	if (!unix_skt && vhost->bind_iface && vhost->iface) { +		lwsl_info("binding listen skt to %s using SO_BINDTODEVICE\n", vhost->iface); +		if (setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE, vhost->iface, +				strlen(vhost->iface)) < 0) { +			lwsl_warn("Failed to bind to device %s\n", vhost->iface); +			return 1; +		} +	} +#endif + +	/* Disable Nagle */ +	optval = 1; +#if defined (__sun) || defined(__QNX__) +	if (!unix_skt && setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (const void *)&optval, optlen) < 0) +		return 1; +#elif !defined(__APPLE__) && \ +      !defined(__FreeBSD__) && !defined(__FreeBSD_kernel__) &&        \ +      !defined(__NetBSD__) && \ +      !defined(__OpenBSD__) && \ +      !defined(__HAIKU__) +	if (!unix_skt && setsockopt(fd, SOL_TCP, TCP_NODELAY, (const void *)&optval, optlen) < 0) +		return 1; +#else +	tcp_proto = getprotobyname("TCP"); +	if (!unix_skt && setsockopt(fd, tcp_proto->p_proto, TCP_NODELAY, &optval, optlen) < 0) +		return 1; +#endif + +	/* We are nonblocking... */ +	if (fcntl(fd, F_SETFL, O_NONBLOCK) < 0) +		return 1; + +	return 0; +} + + +/* cast a struct sockaddr_in6 * into addr for ipv6 */ + +int +lws_interface_to_sa(int ipv6, const char *ifname, struct sockaddr_in *addr, +		    size_t addrlen) +{ +	int rc = LWS_ITOSA_NOT_EXIST; + +	struct ifaddrs *ifr; +	struct ifaddrs *ifc; +#ifdef LWS_WITH_IPV6 +	struct sockaddr_in6 *addr6 = (struct sockaddr_in6 *)addr; +#endif + +	getifaddrs(&ifr); +	for (ifc = ifr; ifc != NULL && rc; ifc = ifc->ifa_next) { +		if (!ifc->ifa_addr) +			continue; + +		lwsl_debug(" interface %s vs %s (fam %d) ipv6 %d\n", +			   ifc->ifa_name, ifname, +			   ifc->ifa_addr->sa_family, ipv6); + +		if (strcmp(ifc->ifa_name, ifname)) +			continue; + +		switch (ifc->ifa_addr->sa_family) { +#if defined(AF_PACKET) +		case AF_PACKET: +			/* interface exists but is not usable */ +			rc = LWS_ITOSA_NOT_USABLE; +			continue; +#endif + +		case AF_INET: +#ifdef LWS_WITH_IPV6 +			if (ipv6) { +				/* map IPv4 to IPv6 */ +				bzero((char *)&addr6->sin6_addr, +						sizeof(struct in6_addr)); +				addr6->sin6_addr.s6_addr[10] = 0xff; +				addr6->sin6_addr.s6_addr[11] = 0xff; +				memcpy(&addr6->sin6_addr.s6_addr[12], +				       &((struct sockaddr_in *)ifc->ifa_addr)->sin_addr, +							sizeof(struct in_addr)); +			} else +#endif +				memcpy(addr, +					(struct sockaddr_in *)ifc->ifa_addr, +						    sizeof(struct sockaddr_in)); +			break; +#ifdef LWS_WITH_IPV6 +		case AF_INET6: +			memcpy(&addr6->sin6_addr, +			  &((struct sockaddr_in6 *)ifc->ifa_addr)->sin6_addr, +						       sizeof(struct in6_addr)); +			break; +#endif +		default: +			continue; +		} +		rc = LWS_ITOSA_USABLE; +	} + +	freeifaddrs(ifr); + +	if (rc) { +		/* check if bind to IP address */ +#ifdef LWS_WITH_IPV6 +		if (inet_pton(AF_INET6, ifname, &addr6->sin6_addr) == 1) +			rc = LWS_ITOSA_USABLE; +		else +#endif +		if (inet_pton(AF_INET, ifname, &addr->sin_addr) == 1) +			rc = LWS_ITOSA_USABLE; +	} + +	return rc; +} + + +const char * +lws_plat_inet_ntop(int af, const void *src, char *dst, int cnt) +{ +	return inet_ntop(af, src, dst, cnt); +} + +int +lws_plat_inet_pton(int af, const char *src, void *dst) +{ +	return inet_pton(af, src, dst); +} diff --git a/thirdparty/libwebsockets/lib/plat/windows/private.h b/thirdparty/libwebsockets/lib/plat/windows/private.h new file mode 100644 index 0000000000..980028ce42 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/windows/private.h @@ -0,0 +1,148 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + * + *  Included from lib/core/private.h if defined(WIN32) || defined(_WIN32) + */ + + #ifndef WIN32_LEAN_AND_MEAN +  #define WIN32_LEAN_AND_MEAN + #endif + + #if (WINVER < 0x0501) +  #undef WINVER +  #undef _WIN32_WINNT +  #define WINVER 0x0501 +  #define _WIN32_WINNT WINVER + #endif + + #define LWS_NO_DAEMONIZE + #define LWS_ERRNO WSAGetLastError() + #define LWS_EAGAIN WSAEWOULDBLOCK + #define LWS_EALREADY WSAEALREADY + #define LWS_EINPROGRESS WSAEINPROGRESS + #define LWS_EINTR WSAEINTR + #define LWS_EISCONN WSAEISCONN + #define LWS_ENOTCONN WSAENOTCONN + #define LWS_EWOULDBLOCK WSAEWOULDBLOCK + #define LWS_EADDRINUSE WSAEADDRINUSE + #define MSG_NOSIGNAL 0 + #define SHUT_RDWR SD_BOTH + #define SOL_TCP IPPROTO_TCP + #define SHUT_WR SD_SEND + + #define compatible_close(fd) closesocket(fd) + #define lws_set_blocking_send(wsi) wsi->sock_send_blocking = 1 + #define LWS_SOCK_INVALID (INVALID_SOCKET) + + #include <winsock2.h> + #include <ws2tcpip.h> + #include <windows.h> + #include <tchar.h> + #ifdef LWS_HAVE_IN6ADDR_H +  #include <in6addr.h> + #endif + #include <mstcpip.h> + #include <io.h> + + #if !defined(LWS_HAVE_ATOLL) +  #if defined(LWS_HAVE__ATOI64) +   #define atoll _atoi64 +  #else +   #warning No atoll or _atoi64 available, using atoi +   #define atoll atoi +  #endif + #endif + + #ifndef __func__ +  #define __func__ __FUNCTION__ + #endif + + #ifdef LWS_HAVE__VSNPRINTF +  #define vsnprintf _vsnprintf + #endif + +/* we don't have an implementation for this on windows... */ +int kill(int pid, int sig); +int fork(void); +#ifndef SIGINT +#define SIGINT 2 +#endif + +#include <gettimeofday.h> + +#ifndef BIG_ENDIAN + #define BIG_ENDIAN    4321  /* to show byte order (taken from gcc) */ +#endif +#ifndef LITTLE_ENDIAN + #define LITTLE_ENDIAN 1234 +#endif +#ifndef BYTE_ORDER + #define BYTE_ORDER LITTLE_ENDIAN +#endif + +#undef __P +#ifndef __P + #if __STDC__ +  #define __P(protos) protos + #else +  #define __P(protos) () + #endif +#endif + +#ifdef _WIN32 + #ifndef FD_HASHTABLE_MODULUS +  #define FD_HASHTABLE_MODULUS 32 + #endif +#endif + +#define lws_plat_socket_offset() (0) + +struct lws; +struct lws_context; + +#define LWS_FD_HASH(fd) ((fd ^ (fd >> 8) ^ (fd >> 16)) % FD_HASHTABLE_MODULUS) +struct lws_fd_hashtable { +	struct lws **wsi; +	int length; +}; + + +#ifdef LWS_DLL +#ifdef LWS_INTERNAL +#define LWS_EXTERN extern __declspec(dllexport) +#else +#define LWS_EXTERN extern __declspec(dllimport) +#endif +#else +#define LWS_EXTERN +#endif + +typedef SOCKET lws_sockfd_type; +typedef HANDLE lws_filefd_type; +#define LWS_WIN32_HANDLE_TYPES + +LWS_EXTERN struct lws * +wsi_from_fd(const struct lws_context *context, lws_sockfd_type fd); + +LWS_EXTERN int +insert_wsi(struct lws_context *context, struct lws *wsi); + +LWS_EXTERN int +delete_from_fd(struct lws_context *context, lws_sockfd_type fd); diff --git a/thirdparty/libwebsockets/lib/plat/windows/windows-fds.c b/thirdparty/libwebsockets/lib/plat/windows/windows-fds.c new file mode 100644 index 0000000000..0d324e8f3a --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/windows/windows-fds.c @@ -0,0 +1,76 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#ifndef _WINSOCK_DEPRECATED_NO_WARNINGS +#define _WINSOCK_DEPRECATED_NO_WARNINGS +#endif +#include "core/private.h" + +struct lws * +wsi_from_fd(const struct lws_context *context, lws_sockfd_type fd) +{ +	int h = LWS_FD_HASH(fd); +	int n = 0; + +	for (n = 0; n < context->fd_hashtable[h].length; n++) +		if (context->fd_hashtable[h].wsi[n]->desc.sockfd == fd) +			return context->fd_hashtable[h].wsi[n]; + +	return NULL; +} + +int +insert_wsi(struct lws_context *context, struct lws *wsi) +{ +	int h = LWS_FD_HASH(wsi->desc.sockfd); + +	if (context->fd_hashtable[h].length == (getdtablesize() - 1)) { +		lwsl_err("hash table overflow\n"); +		return 1; +	} + +	context->fd_hashtable[h].wsi[context->fd_hashtable[h].length++] = wsi; + +	return 0; +} + +int +delete_from_fd(struct lws_context *context, lws_sockfd_type fd) +{ +	int h = LWS_FD_HASH(fd); +	int n = 0; + +	for (n = 0; n < context->fd_hashtable[h].length; n++) +		if (context->fd_hashtable[h].wsi[n]->desc.sockfd == fd) { +			while (n < context->fd_hashtable[h].length) { +				context->fd_hashtable[h].wsi[n] = +					context->fd_hashtable[h].wsi[n + 1]; +				n++; +			} +			context->fd_hashtable[h].length--; + +			return 0; +		} + +	lwsl_err("Failed to find fd %d requested for " +		 "delete in hashtable\n", fd); +	return 1; +} diff --git a/thirdparty/libwebsockets/lib/plat/windows/windows-file.c b/thirdparty/libwebsockets/lib/plat/windows/windows-file.c new file mode 100644 index 0000000000..eb73aab7f6 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/windows/windows-file.c @@ -0,0 +1,185 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#ifndef _WINSOCK_DEPRECATED_NO_WARNINGS +#define _WINSOCK_DEPRECATED_NO_WARNINGS +#endif +#include "core/private.h" + +int lws_plat_apply_FD_CLOEXEC(int n) +{ +	return 0; +} + +lws_fop_fd_t +_lws_plat_file_open(const struct lws_plat_file_ops *fops, const char *filename, +		    const char *vpath, lws_fop_flags_t *flags) +{ +	HANDLE ret; +	WCHAR buf[MAX_PATH]; +	lws_fop_fd_t fop_fd; +	FILE_STANDARD_INFO fInfo = {0}; + +	MultiByteToWideChar(CP_UTF8, 0, filename, -1, buf, LWS_ARRAY_SIZE(buf)); + +#if defined(_WIN32_WINNT) && _WIN32_WINNT >= 0x0602 // Windows 8 (minimum when UWP_ENABLED, but can be used in Windows builds) +	CREATEFILE2_EXTENDED_PARAMETERS extParams = {0}; +	extParams.dwFileAttributes = FILE_ATTRIBUTE_NORMAL; + +	if (((*flags) & 7) == _O_RDONLY) { +		ret = CreateFile2(buf, GENERIC_READ, FILE_SHARE_READ, OPEN_EXISTING, &extParams); +	} else { +		ret = CreateFile2(buf, GENERIC_WRITE, 0, CREATE_ALWAYS, &extParams); +	} +#else +	if (((*flags) & 7) == _O_RDONLY) { +		ret = CreateFileW(buf, GENERIC_READ, FILE_SHARE_READ, +			  NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); +	} else { +		ret = CreateFileW(buf, GENERIC_WRITE, 0, NULL, +			  CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); +	} +#endif + +	if (ret == LWS_INVALID_FILE) +		goto bail; + +	fop_fd = malloc(sizeof(*fop_fd)); +	if (!fop_fd) +		goto bail; + +	fop_fd->fops = fops; +	fop_fd->fd = ret; +	fop_fd->filesystem_priv = NULL; /* we don't use it */ +	fop_fd->flags = *flags; +	fop_fd->len = 0; +	if(GetFileInformationByHandleEx(ret, FileStandardInfo, &fInfo, sizeof(fInfo))) +		fop_fd->len = fInfo.EndOfFile.QuadPart; + +	fop_fd->pos = 0; + +	return fop_fd; + +bail: +	return NULL; +} + +int +_lws_plat_file_close(lws_fop_fd_t *fop_fd) +{ +	HANDLE fd = (*fop_fd)->fd; + +	free(*fop_fd); +	*fop_fd = NULL; + +	CloseHandle((HANDLE)fd); + +	return 0; +} + +lws_fileofs_t +_lws_plat_file_seek_cur(lws_fop_fd_t fop_fd, lws_fileofs_t offset) +{ +	LARGE_INTEGER l; + +	l.QuadPart = offset; +	return SetFilePointerEx((HANDLE)fop_fd->fd, l, NULL, FILE_CURRENT); +} + +int +_lws_plat_file_read(lws_fop_fd_t fop_fd, lws_filepos_t *amount, +		    uint8_t *buf, lws_filepos_t len) +{ +	DWORD _amount; + +	if (!ReadFile((HANDLE)fop_fd->fd, buf, (DWORD)len, &_amount, NULL)) { +		*amount = 0; + +		return 1; +	} + +	fop_fd->pos += _amount; +	*amount = (unsigned long)_amount; + +	return 0; +} + +int +_lws_plat_file_write(lws_fop_fd_t fop_fd, lws_filepos_t *amount, +			 uint8_t* buf, lws_filepos_t len) +{ +	DWORD _amount; + +	if (!WriteFile((HANDLE)fop_fd->fd, buf, (DWORD)len, &_amount, NULL)) { +		*amount = 0; + +		return 1; +	} + +	fop_fd->pos += _amount; +	*amount = (unsigned long)_amount; + +	return 0; +} + + +int +lws_plat_write_cert(struct lws_vhost *vhost, int is_key, int fd, void *buf, +			int len) +{ +	int n; + +	n = write(fd, buf, len); + +	lseek(fd, 0, SEEK_SET); + +	return n != len; +} + +int +lws_plat_write_file(const char *filename, void *buf, int len) +{ +	int m, fd; + +	fd = lws_open(filename, O_WRONLY | O_CREAT | O_TRUNC, 0600); + +	if (fd == -1) +		return -1; + +	m = write(fd, buf, len); +	close(fd); + +	return m != len; +} + +int +lws_plat_read_file(const char *filename, void *buf, int len) +{ +	int n, fd = lws_open(filename, O_RDONLY); +	if (fd == -1) +		return -1; + +	n = read(fd, buf, len); +	close(fd); + +	return n; +} + diff --git a/thirdparty/libwebsockets/lib/plat/windows/windows-init.c b/thirdparty/libwebsockets/lib/plat/windows/windows-init.c new file mode 100644 index 0000000000..8c4d9373f6 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/windows/windows-init.c @@ -0,0 +1,110 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#ifndef _WINSOCK_DEPRECATED_NO_WARNINGS +#define _WINSOCK_DEPRECATED_NO_WARNINGS +#endif +#include "core/private.h" + +void +lws_plat_drop_app_privileges(const struct lws_context_creation_info *info) +{ +} + +int +lws_plat_context_early_init(void) +{ +	WORD wVersionRequested; +	WSADATA wsaData; +	int err; + +	/* Use the MAKEWORD(lowbyte, highbyte) macro from Windef.h */ +	wVersionRequested = MAKEWORD(2, 2); + +	err = WSAStartup(wVersionRequested, &wsaData); +	if (!err) +		return 0; +	/* +	 * Tell the user that we could not find a usable +	 * Winsock DLL +	 */ +	lwsl_err("WSAStartup failed with error: %d\n", err); + +	return 1; +} + +int +lws_plat_init(struct lws_context *context, +	      const struct lws_context_creation_info *info) +{ +	struct lws_context_per_thread *pt = &context->pt[0]; +	int i, n = context->count_threads; + +	for (i = 0; i < FD_HASHTABLE_MODULUS; i++) { +		context->fd_hashtable[i].wsi = +			lws_zalloc(sizeof(struct lws*) * context->max_fds, +				   "win hashtable"); + +		if (!context->fd_hashtable[i].wsi) +			return -1; +	} + +	while (n--) { +		pt->fds_count = 0; +		pt->events = WSACreateEvent(); /* the cancel event */ + +		pt++; +	} + +	context->fd_random = 0; + +#ifdef LWS_WITH_PLUGINS +	if (info->plugin_dirs) +		lws_plat_plugins_init(context, info->plugin_dirs); +#endif + +	return 0; +} + +void +lws_plat_context_early_destroy(struct lws_context *context) +{ +	struct lws_context_per_thread *pt = &context->pt[0]; +	int n = context->count_threads; + +	while (n--) { +		WSACloseEvent(pt->events); +		pt++; +	} +} + +void +lws_plat_context_late_destroy(struct lws_context *context) +{ +	int n; + +	for (n = 0; n < FD_HASHTABLE_MODULUS; n++) { +		if (context->fd_hashtable[n].wsi) +			lws_free(context->fd_hashtable[n].wsi); +	} + +	WSACleanup(); +} diff --git a/thirdparty/libwebsockets/lib/plat/windows/windows-misc.c b/thirdparty/libwebsockets/lib/plat/windows/windows-misc.c new file mode 100644 index 0000000000..53cc19b6b9 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/windows/windows-misc.c @@ -0,0 +1,108 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#ifndef _WINSOCK_DEPRECATED_NO_WARNINGS +#define _WINSOCK_DEPRECATED_NO_WARNINGS +#endif +#include "core/private.h" + + +uint64_t +lws_time_in_microseconds() +{ +#ifndef DELTA_EPOCH_IN_MICROSECS +#define DELTA_EPOCH_IN_MICROSECS 11644473600000000ULL +#endif +	FILETIME filetime; +	ULARGE_INTEGER datetime; + +#ifdef _WIN32_WCE +	GetCurrentFT(&filetime); +#else +	GetSystemTimeAsFileTime(&filetime); +#endif + +	/* +	 * As per Windows documentation for FILETIME, copy the resulting +	 * FILETIME structure to a ULARGE_INTEGER structure using memcpy +	 * (using memcpy instead of direct assignment can prevent alignment +	 * faults on 64-bit Windows). +	 */ +	memcpy(&datetime, &filetime, sizeof(datetime)); + +	/* Windows file times are in 100s of nanoseconds. */ +	return (datetime.QuadPart / 10) - DELTA_EPOCH_IN_MICROSECS; +} + + +#ifdef _WIN32_WCE +time_t time(time_t *t) +{ +	time_t ret = lws_time_in_microseconds() / 1000000; + +	if(t != NULL) +		*t = ret; + +	return ret; +} +#endif + +LWS_VISIBLE int +lws_get_random(struct lws_context *context, void *buf, int len) +{ +	int n; +	char *p = (char *)buf; + +	for (n = 0; n < len; n++) +		p[n] = (unsigned char)rand(); + +	return n; +} + + +LWS_VISIBLE void +lwsl_emit_syslog(int level, const char *line) +{ +	lwsl_emit_stderr(level, line); +} + + +int kill(int pid, int sig) +{ +	lwsl_err("Sorry Windows doesn't support kill()."); +	exit(0); +} + +int fork(void) +{ +	lwsl_err("Sorry Windows doesn't support fork()."); +	exit(0); +} + + +int +lws_plat_recommended_rsa_bits(void) +{ +	return 4096; +} + + + diff --git a/thirdparty/libwebsockets/lib/plat/windows/windows-pipe.c b/thirdparty/libwebsockets/lib/plat/windows/windows-pipe.c new file mode 100644 index 0000000000..af2af1fa83 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/windows/windows-pipe.c @@ -0,0 +1,46 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#ifndef _WINSOCK_DEPRECATED_NO_WARNINGS +#define _WINSOCK_DEPRECATED_NO_WARNINGS +#endif +#include "core/private.h" + +int +lws_plat_pipe_create(struct lws *wsi) +{ +	return 1; +} + +int +lws_plat_pipe_signal(struct lws *wsi) +{ +	struct lws_context_per_thread *pt = &wsi->context->pt[(int)wsi->tsi]; + +	WSASetEvent(pt->events); /* trigger the cancel event */ + +	return 0; +} + +void +lws_plat_pipe_close(struct lws *wsi) +{ +} diff --git a/thirdparty/libwebsockets/lib/plat/windows/windows-service.c b/thirdparty/libwebsockets/lib/plat/windows/windows-service.c new file mode 100644 index 0000000000..a6adefbd3b --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/windows/windows-service.c @@ -0,0 +1,194 @@ +/* + * libwebsockets - small server side websockets and web server implementation + * + * Copyright (C) 2010 - 2018 Andy Green <andy@warmcat.com> + * + *  This library is free software; you can redistribute it and/or + *  modify it under the terms of the GNU Lesser General Public + *  License as published by the Free Software Foundation: + *  version 2.1 of the License. + * + *  This library is distributed in the hope that it will be useful, + *  but WITHOUT ANY WARRANTY; without even the implied warranty of + *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU + *  Lesser General Public License for more details. + * + *  You should have received a copy of the GNU Lesser General Public + *  License along with this library; if not, write to the Free Software + *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, + *  MA  02110-1301  USA + */ + +#ifndef _WINSOCK_DEPRECATED_NO_WARNINGS +#define _WINSOCK_DEPRECATED_NO_WARNINGS +#endif +#include "core/private.h" + + +LWS_EXTERN int +_lws_plat_service_tsi(struct lws_context *context, int timeout_ms, int tsi) +{ +	struct lws_context_per_thread *pt; +	WSANETWORKEVENTS networkevents; +	struct lws_pollfd *pfd; +	struct lws *wsi; +	unsigned int i; +	DWORD ev; +	int n; + +	/* stay dead once we are dead */ +	if (context == NULL || !context->vhost_list) +		return 1; + +	pt = &context->pt[tsi]; + +	if (!pt->service_tid_detected) { +		struct lws _lws; + +		memset(&_lws, 0, sizeof(_lws)); +		_lws.context = context; + +		pt->service_tid = context->vhost_list-> +			protocols[0].callback(&_lws, LWS_CALLBACK_GET_THREAD_ID, +						  NULL, NULL, 0); +		pt->service_tid_detected = 1; +	} + +	if (timeout_ms < 0) { +		if (lws_service_flag_pending(context, tsi)) { +			/* any socket with events to service? */ +			for (n = 0; n < (int)pt->fds_count; n++) { +				int m; +				if (!pt->fds[n].revents) +					continue; + +				m = lws_service_fd_tsi(context, &pt->fds[n], tsi); +				if (m < 0) +					return -1; +				/* if something closed, retry this slot */ +				if (m) +					n--; +			} +		} +		return 0; +	} + +	if (context->event_loop_ops->run_pt) +		context->event_loop_ops->run_pt(context, tsi); + +	for (i = 0; i < pt->fds_count; ++i) { +		pfd = &pt->fds[i]; + +		if (!(pfd->events & LWS_POLLOUT)) +			continue; + +		wsi = wsi_from_fd(context, pfd->fd); +		if (!wsi || wsi->listener) +			continue; +		if (wsi->sock_send_blocking) +			continue; +		pfd->revents = LWS_POLLOUT; +		n = lws_service_fd(context, pfd); +		if (n < 0) +			return -1; + +		/* Force WSAWaitForMultipleEvents() to check events and then return immediately. */ +		timeout_ms = 0; + +		/* if something closed, retry this slot */ +		if (n) +			i--; +	} + +	/* +	 * is there anybody with pending stuff that needs service forcing? +	 */ +	if (!lws_service_adjust_timeout(context, 1, tsi)) { +		/* -1 timeout means just do forced service */ +		_lws_plat_service_tsi(context, -1, pt->tid); +		/* still somebody left who wants forced service? */ +		if (!lws_service_adjust_timeout(context, 1, pt->tid)) +			/* yes... come back again quickly */ +			timeout_ms = 0; +	} + +	if (timeout_ms) { +		lws_usec_t t; + +		lws_pt_lock(pt, __func__); +		/* don't stay in poll wait longer than next hr timeout */ +		t =  __lws_hrtimer_service(pt); + +		if ((lws_usec_t)timeout_ms * 1000 > t) +			timeout_ms = (int)(t / 1000); +		lws_pt_unlock(pt); +	} + +	ev = WSAWaitForMultipleEvents(1, &pt->events, FALSE, timeout_ms, FALSE); +	if (ev == WSA_WAIT_EVENT_0) { +		unsigned int eIdx; + +		WSAResetEvent(pt->events); + +		if (pt->context->tls_ops && +		    pt->context->tls_ops->fake_POLLIN_for_buffered) +			pt->context->tls_ops->fake_POLLIN_for_buffered(pt); + +		for (eIdx = 0; eIdx < pt->fds_count; ++eIdx) { +			unsigned int err; + +			if (WSAEnumNetworkEvents(pt->fds[eIdx].fd, 0, +					&networkevents) == SOCKET_ERROR) { +				lwsl_err("WSAEnumNetworkEvents() failed " +					 "with error %d\n", LWS_ERRNO); +				return -1; +			} + +			pfd = &pt->fds[eIdx]; +			pfd->revents = (short)networkevents.lNetworkEvents; + +			err = networkevents.iErrorCode[FD_CONNECT_BIT]; + +			if ((networkevents.lNetworkEvents & FD_CONNECT) && +			     err && err != LWS_EALREADY && +			     err != LWS_EINPROGRESS && err != LWS_EWOULDBLOCK && +			     err != WSAEINVAL) { +				lwsl_debug("Unable to connect errno=%d\n", err); +				pfd->revents |= LWS_POLLHUP; +			} + +			if (pfd->revents & LWS_POLLOUT) { +				wsi = wsi_from_fd(context, pfd->fd); +				if (wsi) +					wsi->sock_send_blocking = 0; +			} +			 /* if something closed, retry this slot */ +			if (pfd->revents & LWS_POLLHUP) +				--eIdx; + +			if (pfd->revents) { +				recv(pfd->fd, NULL, 0, 0); +				lws_service_fd_tsi(context, pfd, tsi); +			} +		} +	} + +	if (ev == WSA_WAIT_TIMEOUT) +		lws_service_fd(context, NULL); + +	return 0; +} + +int +lws_plat_service(struct lws_context *context, int timeout_ms) +{ +	return _lws_plat_service_tsi(context, timeout_ms, 0); +} + + + +void +lws_plat_service_periodic(struct lws_context *context) +{ +} + diff --git a/thirdparty/libwebsockets/lib/plat/windows/windows-sockets.c b/thirdparty/libwebsockets/lib/plat/windows/windows-sockets.c new file mode 100644 index 0000000000..62a0a49846 --- /dev/null +++ b/thirdparty/libwebsockets/lib/plat/windows/windows-sockets.c @@ -0,0 +1,288 @@ +#ifndef _WINSOCK_DEPRECATED_NO_WARNINGS +#define _WINSOCK_DEPRECATED_NO_WARNINGS +#endif +#include "core/private.h" + + +LWS_VISIBLE int +lws_send_pipe_choked(struct lws *wsi) +{	struct lws *wsi_eff; + +#if defined(LWS_WITH_HTTP2) +	wsi_eff = lws_get_network_wsi(wsi); +#else +	wsi_eff = wsi; +#endif +	/* the fact we checked implies we avoided back-to-back writes */ +	wsi_eff->could_have_pending = 0; + +	/* treat the fact we got a truncated send pending as if we're choked */ +	if (lws_has_buffered_out(wsi_eff) +#if defined(LWS_WITH_HTTP_STREAM_COMPRESSION) +	    ||wsi->http.comp_ctx.buflist_comp || +	      wsi->http.comp_ctx.may_have_more +#endif +	) +		return 1; + +	return (int)wsi_eff->sock_send_blocking; +} + +int +lws_poll_listen_fd(struct lws_pollfd *fd) +{ +	fd_set readfds; +	struct timeval tv = { 0, 0 }; + +	assert((fd->events & LWS_POLLIN) == LWS_POLLIN); + +	FD_ZERO(&readfds); +	FD_SET(fd->fd, &readfds); + +	return select(((int)fd->fd) + 1, &readfds, NULL, NULL, &tv); +} + +int +lws_plat_set_socket_options(struct lws_vhost *vhost, lws_sockfd_type fd, +			    int unix_skt) +{ +	int optval = 1; +	int optlen = sizeof(optval); +	u_long optl = 1; +	DWORD dwBytesRet; +	struct tcp_keepalive alive; +	int protonbr; +#ifndef _WIN32_WCE +	struct protoent *tcp_proto; +#endif + +#ifdef LWS_WITH_IPV6 +	optval = 0; +	setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, (const void*)&optval, optlen); +#endif + +	if (vhost->ka_time) { +		/* enable keepalive on this socket */ +		optval = 1; +		if (setsockopt(fd, SOL_SOCKET, SO_KEEPALIVE, +			       (const char *)&optval, optlen) < 0) +			return 1; + +		alive.onoff = TRUE; +		alive.keepalivetime = vhost->ka_time; +		alive.keepaliveinterval = vhost->ka_interval; + +		if (WSAIoctl(fd, SIO_KEEPALIVE_VALS, &alive, sizeof(alive), +			     NULL, 0, &dwBytesRet, NULL, NULL)) +			return 1; +	} + +	/* Disable Nagle */ +	optval = 1; +#ifndef _WIN32_WCE +	tcp_proto = getprotobyname("TCP"); +	if (!tcp_proto) { +		lwsl_err("getprotobyname() failed with error %d\n", LWS_ERRNO); +		return 1; +	} +	protonbr = tcp_proto->p_proto; +#else +	protonbr = 6; +#endif + +	setsockopt(fd, protonbr, TCP_NODELAY, (const char *)&optval, optlen); + +	/* We are nonblocking... */ +	ioctlsocket(fd, FIONBIO, &optl); + +	return 0; +} + + +LWS_EXTERN int +lws_interface_to_sa(int ipv6, +		const char *ifname, struct sockaddr_in *addr, size_t addrlen) +{ +#ifdef LWS_WITH_IPV6 +	struct sockaddr_in6 *addr6 = (struct sockaddr_in6 *)addr; + +	if (ipv6) { +		if (lws_plat_inet_pton(AF_INET6, ifname, &addr6->sin6_addr) == 1) { +			return LWS_ITOSA_USABLE; +		} +	} +#endif + +	long long address = inet_addr(ifname); + +	if (address == INADDR_NONE) { +		struct hostent *entry = gethostbyname(ifname); +		if (entry) +			address = ((struct in_addr *)entry->h_addr_list[0])->s_addr; +	} + +	if (address == INADDR_NONE) +		return LWS_ITOSA_NOT_EXIST; + +	addr->sin_addr.s_addr = (unsigned long)(lws_intptr_t)address; + +	return LWS_ITOSA_USABLE; +} + +void +lws_plat_insert_socket_into_fds(struct lws_context *context, struct lws *wsi) +{ +	struct lws_context_per_thread *pt = &context->pt[(int)wsi->tsi]; + +	pt->fds[pt->fds_count++].revents = 0; +	WSAEventSelect(wsi->desc.sockfd, pt->events, +			   LWS_POLLIN | LWS_POLLHUP | FD_CONNECT); +} + +void +lws_plat_delete_socket_from_fds(struct lws_context *context, +						struct lws *wsi, int m) +{ +	struct lws_context_per_thread *pt = &context->pt[(int)wsi->tsi]; + +	pt->fds_count--; +} + + +int +lws_plat_check_connection_error(struct lws *wsi) +{ +	int optVal; +	int optLen = sizeof(int); + +	if (getsockopt(wsi->desc.sockfd, SOL_SOCKET, SO_ERROR, +			   (char*)&optVal, &optLen) != SOCKET_ERROR && optVal && +		optVal != LWS_EALREADY && optVal != LWS_EINPROGRESS && +		optVal != LWS_EWOULDBLOCK && optVal != WSAEINVAL) { +		   lwsl_debug("Connect failed SO_ERROR=%d\n", optVal); +		   return 1; +	} + +	return 0; +} + +int +lws_plat_change_pollfd(struct lws_context *context, +			  struct lws *wsi, struct lws_pollfd *pfd) +{ +	struct lws_context_per_thread *pt = &context->pt[(int)wsi->tsi]; +	long networkevents = LWS_POLLHUP | FD_CONNECT; + +	if ((pfd->events & LWS_POLLIN)) +		networkevents |= LWS_POLLIN; + +	if ((pfd->events & LWS_POLLOUT)) +		networkevents |= LWS_POLLOUT; + +	if (WSAEventSelect(wsi->desc.sockfd, pt->events, +			   networkevents) != SOCKET_ERROR) +		return 0; + +	lwsl_err("WSAEventSelect() failed with error %d\n", LWS_ERRNO); + +	return 1; +} + +const char * +lws_plat_inet_ntop(int af, const void *src, char *dst, int cnt) +{ +	WCHAR *buffer; +	DWORD bufferlen = cnt; +	BOOL ok = FALSE; + +	buffer = lws_malloc(bufferlen * 2, "inet_ntop"); +	if (!buffer) { +		lwsl_err("Out of memory\n"); +		return NULL; +	} + +	if (af == AF_INET) { +		struct sockaddr_in srcaddr; +		bzero(&srcaddr, sizeof(srcaddr)); +		srcaddr.sin_family = AF_INET; +		memcpy(&(srcaddr.sin_addr), src, sizeof(srcaddr.sin_addr)); + +		if (!WSAAddressToStringW((struct sockaddr*)&srcaddr, sizeof(srcaddr), 0, buffer, &bufferlen)) +			ok = TRUE; +#ifdef LWS_WITH_IPV6 +	} else if (af == AF_INET6) { +		struct sockaddr_in6 srcaddr; +		bzero(&srcaddr, sizeof(srcaddr)); +		srcaddr.sin6_family = AF_INET6; +		memcpy(&(srcaddr.sin6_addr), src, sizeof(srcaddr.sin6_addr)); + +		if (!WSAAddressToStringW((struct sockaddr*)&srcaddr, sizeof(srcaddr), 0, buffer, &bufferlen)) +			ok = TRUE; +#endif +	} else +		lwsl_err("Unsupported type\n"); + +	if (!ok) { +		int rv = WSAGetLastError(); +		lwsl_err("WSAAddressToString() : %d\n", rv); +	} else { +		if (WideCharToMultiByte(CP_ACP, 0, buffer, bufferlen, dst, cnt, 0, NULL) <= 0) +			ok = FALSE; +	} + +	lws_free(buffer); +	return ok ? dst : NULL; +} + +int +lws_plat_inet_pton(int af, const char *src, void *dst) +{ +	WCHAR *buffer; +	DWORD bufferlen = (int)strlen(src) + 1; +	BOOL ok = FALSE; + +	buffer = lws_malloc(bufferlen * 2, "inet_pton"); +	if (!buffer) { +		lwsl_err("Out of memory\n"); +		return -1; +	} + +	if (MultiByteToWideChar(CP_ACP, 0, src, bufferlen, buffer, bufferlen) <= 0) { +		lwsl_err("Failed to convert multi byte to wide char\n"); +		lws_free(buffer); +		return -1; +	} + +	if (af == AF_INET) { +		struct sockaddr_in dstaddr; +		int dstaddrlen = sizeof(dstaddr); +		bzero(&dstaddr, sizeof(dstaddr)); +		dstaddr.sin_family = AF_INET; + +		if (!WSAStringToAddressW(buffer, af, 0, (struct sockaddr *) &dstaddr, &dstaddrlen)) { +			ok = TRUE; +			memcpy(dst, &dstaddr.sin_addr, sizeof(dstaddr.sin_addr)); +		} +#ifdef LWS_WITH_IPV6 +	} else if (af == AF_INET6) { +		struct sockaddr_in6 dstaddr; +		int dstaddrlen = sizeof(dstaddr); +		bzero(&dstaddr, sizeof(dstaddr)); +		dstaddr.sin6_family = AF_INET6; + +		if (!WSAStringToAddressW(buffer, af, 0, (struct sockaddr *) &dstaddr, &dstaddrlen)) { +			ok = TRUE; +			memcpy(dst, &dstaddr.sin6_addr, sizeof(dstaddr.sin6_addr)); +		} +#endif +	} else +		lwsl_err("Unsupported type\n"); + +	if (!ok) { +		int rv = WSAGetLastError(); +		lwsl_err("WSAAddressToString() : %d\n", rv); +	} + +	lws_free(buffer); +	return ok ? 1 : -1; +} |