| // Copyright (C) 2017-2019 Baidu, Inc. All Rights Reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions |
| // are met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above copyright |
| // notice, this list of conditions and the following disclaimer in |
| // the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Baidu, Inc., nor the names of its |
| // contributors may be used to endorse or promote products derived |
| // from this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| use std::io::Error; |
| use libc::{self, c_int, c_void, size_t, ssize_t, sockaddr, socklen_t, msghdr}; |
| |
| #[no_mangle] |
| pub extern "C" fn u_socket_ocall(error: *mut c_int, domain: c_int, ty: c_int, protocol: c_int) -> c_int { |
| let mut errno = 0; |
| let ret = unsafe { libc::socket(domain, ty, protocol) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_socketpair_ocall(error: *mut c_int, domain: c_int, ty: c_int, protocol: c_int, sv: *mut c_int) -> c_int { |
| let mut errno = 0; |
| let ret = unsafe { libc::socketpair(domain, ty, protocol, sv) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_bind_ocall(error: * mut c_int, |
| sockfd: c_int, |
| address: * const sockaddr, |
| addrlen: socklen_t) -> c_int { |
| let mut errno = 0; |
| let ret = unsafe { libc::bind(sockfd, address, addrlen) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_listen_ocall(error: *mut c_int, sockfd: c_int, backlog: c_int) -> c_int { |
| let mut errno = 0; |
| let ret = unsafe { libc::listen(sockfd, backlog) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_accept_ocall(error: *mut c_int, |
| sockfd: c_int, |
| addr: *mut sockaddr, |
| addrlen_in: socklen_t, |
| addrlen_out: *mut socklen_t) -> c_int { |
| let mut errno = 0; |
| unsafe { *addrlen_out = addrlen_in }; |
| let ret = unsafe { libc::accept(sockfd, addr, addrlen_out) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_accept4_ocall(error: *mut c_int, |
| sockfd: c_int, |
| addr: *mut sockaddr, |
| addrlen_in: socklen_t, |
| addrlen_out: *mut socklen_t, |
| flags: c_int) -> c_int { |
| let mut errno = 0; |
| unsafe { *addrlen_out = addrlen_in }; |
| let ret = unsafe { libc::accept4(sockfd, addr, addrlen_out, flags) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_connect_ocall(error: * mut c_int, |
| sockfd: c_int, |
| address: * const sockaddr, |
| addrlen: socklen_t) -> c_int { |
| let mut errno = 0; |
| let ret = unsafe { libc::connect(sockfd, address, addrlen) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_recv_ocall(error: * mut c_int, |
| sockfd: c_int, |
| buf: * mut c_void, |
| len: size_t, |
| flags: c_int) -> ssize_t { |
| let mut errno = 0; |
| let ret = unsafe { libc::recv(sockfd, buf, len, flags) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_recvfrom_ocall(error: * mut c_int, |
| sockfd: c_int, |
| buf: * mut c_void, |
| len: size_t, |
| flags: c_int, |
| src_addr: * mut sockaddr, |
| addrlen_in: socklen_t, |
| addrlen_out: * mut socklen_t) -> ssize_t { |
| let mut errno = 0; |
| unsafe { *addrlen_out = addrlen_in }; |
| let ret = unsafe { libc::recvfrom(sockfd, buf, len, flags, src_addr, addrlen_out) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_recvmsg_ocall(error: * mut c_int, |
| sockfd: c_int, |
| msg: * mut msghdr, |
| flags: c_int) -> ssize_t { |
| let mut errno = 0; |
| let ret = unsafe { libc::recvmsg(sockfd, msg, flags) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_send_ocall(error: * mut c_int, |
| sockfd: c_int, |
| buf: * const c_void, |
| len: size_t, |
| flags: c_int) -> ssize_t { |
| let mut errno = 0; |
| let ret = unsafe { libc::send(sockfd, buf, len, flags) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_sendto_ocall(error: * mut c_int, |
| sockfd: c_int, |
| buf: * const c_void, |
| len: size_t, |
| flags: c_int, |
| dest_addr: * const sockaddr, |
| addrlen: socklen_t) -> ssize_t { |
| let mut errno = 0; |
| let ret = unsafe { libc::sendto(sockfd, buf, len, flags, dest_addr, addrlen) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_sendmsg_ocall(error: * mut c_int, |
| sockfd: c_int, |
| msg: * const msghdr, |
| flags: c_int) -> ssize_t { |
| let mut errno = 0; |
| let ret = unsafe { libc::sendmsg(sockfd, msg, flags) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_getsockopt_ocall(error: * mut c_int, |
| sockfd: c_int, |
| level: c_int, |
| optname: c_int, |
| optval: * mut c_void, |
| optlen_in: socklen_t, |
| optlen_out: * mut socklen_t) -> c_int { |
| let mut errno = 0; |
| unsafe { *optlen_out = optlen_in }; |
| let ret = unsafe { libc::getsockopt(sockfd, level, optname, optval, optlen_out) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_setsockopt_ocall(error: * mut c_int, |
| sockfd: c_int, |
| level: c_int, |
| optname: c_int, |
| optval: * const c_void, |
| optlen: socklen_t) -> c_int { |
| let mut errno = 0; |
| let ret = unsafe { libc::setsockopt(sockfd, level, optname, optval, optlen) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_getsockname_ocall(error: * mut c_int, |
| sockfd: c_int, |
| address: * mut sockaddr, |
| addrlen_in: socklen_t, |
| addrlen_out: * mut socklen_t) -> c_int { |
| let mut errno = 0; |
| unsafe { *addrlen_out = addrlen_in }; |
| let ret = unsafe { libc::getsockname(sockfd, address, addrlen_out) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_getpeername_ocall(error: * mut c_int, |
| sockfd: c_int, |
| address: * mut sockaddr, |
| addrlen_in: socklen_t, |
| addrlen_out: * mut socklen_t) -> c_int { |
| let mut errno = 0; |
| unsafe { *addrlen_out = addrlen_in }; |
| let ret = unsafe { libc::getpeername(sockfd, address, addrlen_out) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |
| |
| #[no_mangle] |
| pub extern "C" fn u_shutdown_ocall(error: * mut c_int, sockfd: c_int, how: c_int) -> c_int { |
| let mut errno = 0; |
| let ret = unsafe { libc::shutdown(sockfd, how) }; |
| if ret < 0 { |
| errno = Error::last_os_error().raw_os_error().unwrap_or(0); |
| } |
| if !error.is_null() { |
| unsafe { *error = errno; } |
| } |
| ret |
| } |