diff options
Diffstat (limited to 'src/sim/syscall_emul.cc')
-rw-r--r-- | src/sim/syscall_emul.cc | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/src/sim/syscall_emul.cc b/src/sim/syscall_emul.cc index e79e79c62..3b35d34e9 100644 --- a/src/sim/syscall_emul.cc +++ b/src/sim/syscall_emul.cc @@ -1224,3 +1224,83 @@ getdents64Func(SyscallDesc *desc, int callnum, Process *p, ThreadContext *tc) return getdentsImpl<LinDent64, SYS_getdents64>(desc, callnum, p, tc); } #endif + +SyscallReturn +shutdownFunc(SyscallDesc *desc, int num, Process *p, ThreadContext *tc) +{ + int index = 0; + int tgt_fd = p->getSyscallArg(tc, index); + int how = p->getSyscallArg(tc, index); + + auto sfdp = std::dynamic_pointer_cast<SocketFDEntry>((*p->fds)[tgt_fd]); + if (!sfdp) + return -EBADF; + int sim_fd = sfdp->getSimFD(); + + int retval = shutdown(sim_fd, how); + + return (retval == -1) ? -errno : retval; +} + +SyscallReturn +bindFunc(SyscallDesc *desc, int num, Process *p, ThreadContext *tc) +{ + int index = 0; + int tgt_fd = p->getSyscallArg(tc, index); + Addr buf_ptr = p->getSyscallArg(tc, index); + int addrlen = p->getSyscallArg(tc, index); + + BufferArg bufSock(buf_ptr, addrlen); + bufSock.copyIn(tc->getMemProxy()); + + auto sfdp = std::dynamic_pointer_cast<SocketFDEntry>((*p->fds)[tgt_fd]); + if (!sfdp) + return -EBADF; + int sim_fd = sfdp->getSimFD(); + + int status = ::bind(sim_fd, + (struct sockaddr *)bufSock.bufferPtr(), + addrlen); + + return (status == -1) ? -errno : status; +} + +SyscallReturn +listenFunc(SyscallDesc *desc, int num, Process *p, ThreadContext *tc) +{ + int index = 0; + int tgt_fd = p->getSyscallArg(tc, index); + int backlog = p->getSyscallArg(tc, index); + + auto sfdp = std::dynamic_pointer_cast<SocketFDEntry>((*p->fds)[tgt_fd]); + if (!sfdp) + return -EBADF; + int sim_fd = sfdp->getSimFD(); + + int status = listen(sim_fd, backlog); + + return (status == -1) ? -errno : status; +} + +SyscallReturn +connectFunc(SyscallDesc *desc, int num, Process *p, ThreadContext *tc) +{ + int index = 0; + int tgt_fd = p->getSyscallArg(tc, index); + Addr buf_ptr = p->getSyscallArg(tc, index); + int addrlen = p->getSyscallArg(tc, index); + + BufferArg addr(buf_ptr, addrlen); + addr.copyIn(tc->getMemProxy()); + + auto sfdp = std::dynamic_pointer_cast<SocketFDEntry>((*p->fds)[tgt_fd]); + if (!sfdp) + return -EBADF; + int sim_fd = sfdp->getSimFD(); + + int status = connect(sim_fd, + (struct sockaddr *)addr.bufferPtr(), + (socklen_t)addrlen); + + return (status == -1) ? -errno : status; +} |