/* * Copyright (C) 2019 Intel Corporation. All rights reserved. * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception */ enclave { include "stdint.h" include "stdbool.h" include "unistd.h" untrusted { int ocall_open([in, string]const char *pathname, int flags, bool has_mode, unsigned mode); int ocall_openat(int dirfd, [in, string]const char *pathname, int flags, bool has_mode, unsigned mode); int ocall_close(int fd); ssize_t ocall_read(int fd, [out, size=read_size]void *buf, size_t read_size); off_t ocall_lseek(int fd, off_t offset, int whence); int ocall_ftruncate(int fd, off_t length); int ocall_fsync(int fd); int ocall_fdatasync(int fd); int ocall_isatty(int fd); void ocall_fdopendir(int fd, [out]void **p_dirp); /* implementation related to multiple thread */ void *ocall_readdir([user_check]void *dirp); void ocall_rewinddir([user_check]void *dirp); void ocall_seekdir([user_check]void *dirp, long loc); long ocall_telldir([user_check]void *dirp); int ocall_closedir([user_check]void *dirp); int ocall_stat([in, string]const char *pathname, [out, size=buf_len]void *buf, unsigned int buf_len); int ocall_fstat(int fd, [out, size=buf_len]void *buf, unsigned int buf_len); int ocall_fstatat(int dirfd, [in, string]const char *pathname, [out, size=buf_len]void *buf, unsigned int buf_len, int flags); int ocall_mkdirat(int dirfd, [in, string]const char *pathname, unsigned mode); int ocall_link([in, string] const char *oldpath, [in, string] const char *newpath); int ocall_linkat(int olddirfd, [in, string]const char *oldpath, int newdirfd, [in, string]const char *newpath, int flags); int ocall_unlinkat(int dirfd, [in, string]const char *pathname, int flags); ssize_t ocall_readlink([in, string]const char *pathname, [out, size=bufsiz]char *buf, size_t bufsiz); ssize_t ocall_readlinkat(int dirfd, [in, string]const char *pathname, [out, size=bufsiz]char *buf, size_t bufsiz); int ocall_renameat(int olddirfd, [in, string]const char *oldpath, int newdirfd, [in, string]const char *newpath); int ocall_symlinkat([in ,string]const char *target, int newdirfd, [in, string]const char *linkpath); int ocall_ioctl(int fd, unsigned long request, [out, size=arg_len]void *arg, unsigned int arg_len); int ocall_fcntl(int fd, int cmd); int ocall_fcntl_long(int fd, int cmd, long arg); int ocall_realpath([in, string]const char *path, [out, size=buf_len]char *buf, unsigned int buf_len); int ocall_posix_fallocate(int fd, off_t offset, off_t len); int ocall_poll([in, out, size=fds_len]void *fds, unsigned nfds, int timeout, unsigned int fds_len); int ocall_getopt(int argc, [in, size=argv_buf_len]char *argv_buf, unsigned int argv_buf_len, [in, string]const char *optstring); ssize_t ocall_readv(int fd, [in, out, size=buf_size]char *iov_buf, unsigned int buf_size, int iovcnt, bool has_offset, off_t offset); ssize_t ocall_writev(int fd, [in, size=buf_size]char *iov_buf, unsigned int buf_size, int iovcnt, bool has_offset, off_t offset); /* time clock */ int ocall_clock_gettime(unsigned clock_id, [out, size=tp_buf_size]void *tp_buf, unsigned int tp_buf_size); int ocall_clock_getres(int clock_id, [out, size=res_buf_size]void *res_buf, unsigned int res_buf_size); int ocall_utimensat(int dirfd, [in, string]const char *pathname, [in, size=times_buf_size]const void *times_buf, unsigned int times_buf_size, int flags); int ocall_futimens(int fd, [in, size=times_buf_size]const void *times_buf, unsigned int times_buf_size); int ocall_clock_nanosleep(unsigned clock_id, int flags, [in, size=req_buf_size]const void *req_buf, unsigned int req_buf_size, [out, size=rem_buf_size]void *rem_buf, unsigned int rem_buf_size); int ocall_raise(int sig); int ocall_sched_yield(); int ocall_pthread_rwlock_init([out]void **rwlock, [user_check]void *attr); int ocall_pthread_rwlock_destroy([user_check]void *rwlock); int ocall_pthread_rwlock_rdlock([user_check]void *rwlock); int ocall_pthread_rwlock_wrlock([user_check]void *rwlock); int ocall_pthread_rwlock_unlock([user_check]void *rwlock); int ocall_get_errno(); /* sockets */ int ocall_accept(int sockfd, [in, size=addr_size]void *addr, [in, size=4] uint32_t *addrlen, uint32_t addr_size); int ocall_bind(int sockfd, [in, size=addrlen]const void *addr, uint32_t addrlen); int ocall_connect(int sockfd, [in, size=addrlen]void *addr, uint32_t addrlen); int ocall_getsockname(int sockfd, [out, size=addr_size]void *addr, [in, out, size=4]uint32_t *addrlen, uint32_t addr_size); int ocall_getpeername(int sockfd, [out, size=addr_size]void *addr, [in, out, size=4]uint32_t *addrlen, uint32_t addr_size); int ocall_getsockopt(int sockfd, int level, int optname, [out, size=val_buf_size]void *val_buf, unsigned int val_buf_size, [in, out, size=4]void *len_buf); int ocall_listen(int sockfd, int backlog); int ocall_recv(int sockfd, [out, size=len]void *buf, size_t len, int flags); ssize_t ocall_recvfrom(int sockfd, [out, size=len]void *buf, size_t len, int flags, [out, size=addr_size]void *src_addr, [in, out, size=4]uint32_t *addrlen, uint32_t addr_size); ssize_t ocall_recvmsg(int sockfd, [in, out, size=msg_buf_size]void *msg_buf, unsigned int msg_buf_size, int flags); int ocall_send(int sockfd, [in, size=len]const void *buf, size_t len, int flags); ssize_t ocall_sendto(int sockfd, [in, size=len]const void *buf, size_t len, int flags, [in, size=addrlen]void *dest_addr, uint32_t addrlen); ssize_t ocall_sendmsg(int sockfd, [in, size=msg_buf_size]void *msg_buf, unsigned int msg_buf_size, int flags); int ocall_setsockopt(int sockfd, int level, int optname, [in, size=optlen]void *optval, unsigned int optlen); int ocall_shutdown(int sockfd, int how); int ocall_socket(int domain, int type, int protocol); }; };